[U-Boot] [PATCH 3/3] exynos5250: Add arndale board support

Rajeshwari Birje rajeshwari.birje at gmail.com
Tue Mar 26 12:16:31 CET 2013


Hi Inderpal Sigh,

Most of the files added here are same as in SMDK5250, then can't we
use the same code instead of adding a new folder?

Regards,
Rajeshwari Shinde.

On Tue, Mar 26, 2013 at 3:07 PM, Inderpal Singh
<inderpal.singh at linaro.org> wrote:
> Arndale board is based on samsung's exynos5250 soc.
>
> Signed-off-by: Inderpal Singh <inderpal.singh at linaro.org>
> ---
>  MAINTAINERS                              |    4 +
>  board/samsung/arndale/Makefile           |   54 +++
>  board/samsung/arndale/arndale.c          |  117 ++++++
>  board/samsung/arndale/arndale_spl.c      |   66 +++
>  board/samsung/arndale/clock_init.c       |  655 ++++++++++++++++++++++++++++++
>  board/samsung/arndale/clock_init.h       |  149 +++++++
>  board/samsung/arndale/dmc_common.c       |  199 +++++++++
>  board/samsung/arndale/dmc_init_ddr3.c    |  228 +++++++++++
>  board/samsung/arndale/lowlevel_init.S    |   92 +++++
>  board/samsung/arndale/setup.h            |  569 ++++++++++++++++++++++++++
>  board/samsung/dts/exynos5250-arndale.dts |   36 ++
>  boards.cfg                               |    1 +
>  include/configs/arndale.h                |   39 ++
>  tools/Makefile                           |    2 +
>  14 files changed, 2211 insertions(+)
>  create mode 100644 board/samsung/arndale/Makefile
>  create mode 100644 board/samsung/arndale/arndale.c
>  create mode 100644 board/samsung/arndale/arndale_spl.c
>  create mode 100644 board/samsung/arndale/clock_init.c
>  create mode 100644 board/samsung/arndale/clock_init.h
>  create mode 100644 board/samsung/arndale/dmc_common.c
>  create mode 100644 board/samsung/arndale/dmc_init_ddr3.c
>  create mode 100644 board/samsung/arndale/lowlevel_init.S
>  create mode 100644 board/samsung/arndale/setup.h
>  create mode 100644 board/samsung/dts/exynos5250-arndale.dts
>  create mode 100644 include/configs/arndale.h
>
> diff --git a/MAINTAINERS b/MAINTAINERS
> index f6723ef..b112581 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -736,6 +736,10 @@ Chander Kashyap <k.chander at samsung.com>
>         SMDKV310                ARM ARMV7 (EXYNOS4210 SoC)
>         SMDK5250                ARM ARMV7 (EXYNOS5250 SoC)
>
> +Inderpal Singh <inderpal.singh at linaro.org>
> +
> +       Arndale                 ARM ARMV7 (EXYNOS5250 SoC)
> +
>  Lukasz Majewski <l.majewski at samsung.com>
>
>         trats                   ARM ARMV7 (EXYNOS4210 SoC)
> diff --git a/board/samsung/arndale/Makefile b/board/samsung/arndale/Makefile
> new file mode 100644
> index 0000000..f65d111
> --- /dev/null
> +++ b/board/samsung/arndale/Makefile
> @@ -0,0 +1,54 @@
> +#
> +# Copyright (C) 2013 Samsung Electronics
> +#
> +# See file CREDITS for list of people who contributed to this
> +# project.
> +#
> +# This program is free software; you can redistribute it and/or
> +# modify it under the terms of the GNU General Public License as
> +# published by the Free Software Foundation; either version 2 of
> +# the License, or (at your option) any later version.
> +#
> +# This program is distributed in the hope that it will be useful,
> +# but WITHOUT ANY WARRANTY; without even the implied warranty of
> +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> +# GNU General Public License for more details.
> +#
> +# You should have received a copy of the GNU General Public License
> +# along with this program; if not, write to the Free Software
> +# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
> +# MA 02111-1307 USA
> +#
> +
> +include $(TOPDIR)/config.mk
> +
> +LIB    = $(obj)lib$(BOARD).o
> +
> +SOBJS  := lowlevel_init.o
> +
> +COBJS  := clock_init.o
> +COBJS  += dmc_common.o dmc_init_ddr3.o
> +COBJS  += arndale_spl.o
> +
> +ifndef CONFIG_SPL_BUILD
> +COBJS  += arndale.o
> +endif
> +
> +SRCS   := $(SOBJS:.o=.S) $(COBJS:.o=.c)
> +OBJS   := $(addprefix $(obj),$(COBJS) $(SOBJS))
> +
> +ALL    :=       $(obj).depend $(LIB)
> +
> +all:   $(ALL)
> +
> +$(LIB):        $(OBJS)
> +       $(call cmd_link_o_target, $(OBJS))
> +
> +#########################################################################
> +
> +# defines $(obj).depend target
> +include $(SRCTREE)/rules.mk
> +
> +sinclude $(obj).depend
> +
> +#########################################################################
> diff --git a/board/samsung/arndale/arndale.c b/board/samsung/arndale/arndale.c
> new file mode 100644
> index 0000000..7f8a568
> --- /dev/null
> +++ b/board/samsung/arndale/arndale.c
> @@ -0,0 +1,117 @@
> +/*
> + * Copyright (C) 2013 Samsung Electronics
> + *
> + * See file CREDITS for list of people who contributed to this
> + * project.
> + *
> + * This program is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License as
> + * published by the Free Software Foundation; either version 2 of
> + * the License, or (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
> + * MA 02111-1307 USA
> + */
> +
> +#include <common.h>
> +#include <asm/arch/pinmux.h>
> +#include <asm/arch/dwmmc.h>
> +#include <asm/arch/power.h>
> +
> +DECLARE_GLOBAL_DATA_PTR;
> +
> +int board_init(void)
> +{
> +       gd->bd->bi_boot_params = (PHYS_SDRAM_1 + 0x100UL);
> +       return 0;
> +}
> +
> +int dram_init(void)
> +{
> +       int i;
> +       u32 addr;
> +
> +       for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
> +               addr = CONFIG_SYS_SDRAM_BASE + (i * SDRAM_BANK_SIZE);
> +               gd->ram_size += get_ram_size((long *)addr, SDRAM_BANK_SIZE);
> +       }
> +       return 0;
> +}
> +
> +int power_init_board(void)
> +{
> +       set_ps_hold_ctrl();
> +       return 0;
> +}
> +
> +void dram_init_banksize(void)
> +{
> +       int i;
> +       u32 addr, size;
> +
> +       for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
> +               addr = CONFIG_SYS_SDRAM_BASE + (i * SDRAM_BANK_SIZE);
> +               size = get_ram_size((long *)addr, SDRAM_BANK_SIZE);
> +
> +               gd->bd->bi_dram[i].start = addr;
> +               gd->bd->bi_dram[i].size = size;
> +       }
> +}
> +
> +#ifdef CONFIG_GENERIC_MMC
> +int board_mmc_init(bd_t *bis)
> +{
> +       int ret;
> +       /* dwmmc initializattion for available channels */
> +       ret = exynos_dwmmc_init(gd->fdt_blob);
> +       if (ret)
> +               debug("dwmmc init failed\n");
> +
> +       return ret;
> +}
> +#endif
> +
> +static int board_uart_init(void)
> +{
> +       int err, uart_id, ret = 0;
> +
> +       for (uart_id = PERIPH_ID_UART0; uart_id <= PERIPH_ID_UART3; uart_id++) {
> +               err = exynos_pinmux_config(uart_id, PINMUX_FLAG_NONE);
> +               if (err) {
> +                       debug("UART%d not configured\n",
> +                                        (uart_id - PERIPH_ID_UART0));
> +                       ret |= err;
> +               }
> +       }
> +       return ret;
> +}
> +
> +#ifdef CONFIG_BOARD_EARLY_INIT_F
> +int board_early_init_f(void)
> +{
> +       int err;
> +       err = board_uart_init();
> +       if (err) {
> +               debug("UART init failed\n");
> +               return err;
> +       }
> +       return err;
> +}
> +#endif
> +
> +#ifdef CONFIG_DISPLAY_BOARDINFO
> +int checkboard(void)
> +{
> +       printf("\nBoard: Arndale\n");
> +
> +       return 0;
> +}
> +#endif
> +
> diff --git a/board/samsung/arndale/arndale_spl.c b/board/samsung/arndale/arndale_spl.c
> new file mode 100644
> index 0000000..8135708
> --- /dev/null
> +++ b/board/samsung/arndale/arndale_spl.c
> @@ -0,0 +1,66 @@
> +/*
> + * Copyright (c) 2012 The Chromium OS Authors.
> + *
> + * See file CREDITS for list of people who contributed to this
> + * project.
> + *
> + * This program is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License as
> + * published by the Free Software Foundation; either version 2 of
> + * the License, or (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
> + * MA 02111-1307 USA
> + */
> +
> +#include <common.h>
> +#include <asm/arch/spl.h>
> +
> +#define SIGNATURE      0xdeadbeef
> +
> +/* Parameters of early board initialization in SPL */
> +static struct spl_machine_param machine_param
> +               __attribute__((section(".machine_param"))) = {
> +       .signature      = SIGNATURE,
> +       .version        = 1,
> +       .params         = "vmubfasirM",
> +       .size           = sizeof(machine_param),
> +
> +       .mem_iv_size    = 0x1f,
> +       .mem_type       = DDR_MODE_DDR3,
> +
> +       /*
> +        * Set uboot_size to 0x100000 bytes.
> +        *
> +        * This is an overly conservative value chosen to accommodate all
> +        * possible U-Boot image.  You are advised to set this value to a
> +        * smaller realistic size via scripts that modifies the .machine_param
> +        * section of output U-Boot image.
> +        */
> +       .uboot_size     = 0x100000,
> +
> +       .boot_source    = BOOT_MODE_OM,
> +       .frequency_mhz  = 800,
> +       .arm_freq_mhz   = 1000,
> +       .serial_base    = 0x12c30000,
> +       .i2c_base       = 0x12c60000,
> +       .mem_manuf      = MEM_MANUF_SAMSUNG,
> +};
> +
> +struct spl_machine_param *spl_get_machine_params(void)
> +{
> +       if (machine_param.signature != SIGNATURE) {
> +               /* Will hang if SIGNATURE dont match */
> +               while (1)
> +                       ;
> +       }
> +
> +       return &machine_param;
> +}
> diff --git a/board/samsung/arndale/clock_init.c b/board/samsung/arndale/clock_init.c
> new file mode 100644
> index 0000000..a9b0bbd
> --- /dev/null
> +++ b/board/samsung/arndale/clock_init.c
> @@ -0,0 +1,655 @@
> +/*
> + * Clock setup for Arndale board based on EXYNOS5
> + *
> + * Copyright (C) 2013 Samsung Electronics
> + *
> + * See file CREDITS for list of people who contributed to this
> + * project.
> + *
> + * This program is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License as
> + * published by the Free Software Foundation; either version 2 of
> + * the License, or (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
> + * MA 02111-1307 USA
> + */
> +
> +#include <common.h>
> +#include <config.h>
> +#include <asm/io.h>
> +#include <asm/arch/clk.h>
> +#include <asm/arch/clock.h>
> +#include <asm/arch/spl.h>
> +
> +#include "clock_init.h"
> +#include "setup.h"
> +
> +DECLARE_GLOBAL_DATA_PTR;
> +
> +struct arm_clk_ratios arm_clk_ratios[] = {
> +       {
> +               .arm_freq_mhz = 600,
> +
> +               .apll_mdiv = 0xc8,
> +               .apll_pdiv = 0x4,
> +               .apll_sdiv = 0x1,
> +
> +               .arm2_ratio = 0x0,
> +               .apll_ratio = 0x1,
> +               .pclk_dbg_ratio = 0x1,
> +               .atb_ratio = 0x2,
> +               .periph_ratio = 0x7,
> +               .acp_ratio = 0x7,
> +               .cpud_ratio = 0x1,
> +               .arm_ratio = 0x0,
> +       }, {
> +               .arm_freq_mhz = 800,
> +
> +               .apll_mdiv = 0x64,
> +               .apll_pdiv = 0x3,
> +               .apll_sdiv = 0x0,
> +
> +               .arm2_ratio = 0x0,
> +               .apll_ratio = 0x1,
> +               .pclk_dbg_ratio = 0x1,
> +               .atb_ratio = 0x3,
> +               .periph_ratio = 0x7,
> +               .acp_ratio = 0x7,
> +               .cpud_ratio = 0x2,
> +               .arm_ratio = 0x0,
> +       }, {
> +               .arm_freq_mhz = 1000,
> +
> +               .apll_mdiv = 0x7d,
> +               .apll_pdiv = 0x3,
> +               .apll_sdiv = 0x0,
> +
> +               .arm2_ratio = 0x0,
> +               .apll_ratio = 0x1,
> +               .pclk_dbg_ratio = 0x1,
> +               .atb_ratio = 0x4,
> +               .periph_ratio = 0x7,
> +               .acp_ratio = 0x7,
> +               .cpud_ratio = 0x2,
> +               .arm_ratio = 0x0,
> +       }, {
> +               .arm_freq_mhz = 1200,
> +
> +               .apll_mdiv = 0x96,
> +               .apll_pdiv = 0x3,
> +               .apll_sdiv = 0x0,
> +
> +               .arm2_ratio = 0x0,
> +               .apll_ratio = 0x3,
> +               .pclk_dbg_ratio = 0x1,
> +               .atb_ratio = 0x5,
> +               .periph_ratio = 0x7,
> +               .acp_ratio = 0x7,
> +               .cpud_ratio = 0x3,
> +               .arm_ratio = 0x0,
> +       }, {
> +               .arm_freq_mhz = 1400,
> +
> +               .apll_mdiv = 0xaf,
> +               .apll_pdiv = 0x3,
> +               .apll_sdiv = 0x0,
> +
> +               .arm2_ratio = 0x0,
> +               .apll_ratio = 0x3,
> +               .pclk_dbg_ratio = 0x1,
> +               .atb_ratio = 0x6,
> +               .periph_ratio = 0x7,
> +               .acp_ratio = 0x7,
> +               .cpud_ratio = 0x3,
> +               .arm_ratio = 0x0,
> +       }, {
> +               .arm_freq_mhz = 1700,
> +
> +               .apll_mdiv = 0x1a9,
> +               .apll_pdiv = 0x6,
> +               .apll_sdiv = 0x0,
> +
> +               .arm2_ratio = 0x0,
> +               .apll_ratio = 0x3,
> +               .pclk_dbg_ratio = 0x1,
> +               .atb_ratio = 0x6,
> +               .periph_ratio = 0x7,
> +               .acp_ratio = 0x7,
> +               .cpud_ratio = 0x3,
> +               .arm_ratio = 0x0,
> +       }
> +};
> +struct mem_timings mem_timings[] = {
> +       {
> +               .mem_manuf = MEM_MANUF_ELPIDA,
> +               .mem_type = DDR_MODE_DDR3,
> +               .frequency_mhz = 800,
> +               .mpll_mdiv = 0xc8,
> +               .mpll_pdiv = 0x3,
> +               .mpll_sdiv = 0x0,
> +               .cpll_mdiv = 0xde,
> +               .cpll_pdiv = 0x4,
> +               .cpll_sdiv = 0x2,
> +               .gpll_mdiv = 0x215,
> +               .gpll_pdiv = 0xc,
> +               .gpll_sdiv = 0x1,
> +               .epll_mdiv = 0x60,
> +               .epll_pdiv = 0x3,
> +               .epll_sdiv = 0x3,
> +               .vpll_mdiv = 0x96,
> +               .vpll_pdiv = 0x3,
> +               .vpll_sdiv = 0x2,
> +
> +               .bpll_mdiv = 0x64,
> +               .bpll_pdiv = 0x3,
> +               .bpll_sdiv = 0x0,
> +               .pclk_cdrex_ratio = 0x5,
> +               .direct_cmd_msr = {
> +                       0x00020018, 0x00030000, 0x00010042, 0x00000d70
> +               },
> +               .timing_ref = 0x000000bb,
> +               .timing_row = 0x8c36650e,
> +               .timing_data = 0x3630580b,
> +               .timing_power = 0x41000a44,
> +               .phy0_dqs = 0x08080808,
> +               .phy1_dqs = 0x08080808,
> +               .phy0_dq = 0x08080808,
> +               .phy1_dq = 0x08080808,
> +               .phy0_tFS = 0x4,
> +               .phy1_tFS = 0x4,
> +               .phy0_pulld_dqs = 0xf,
> +               .phy1_pulld_dqs = 0xf,
> +
> +               .lpddr3_ctrl_phy_reset = 0x1,
> +               .ctrl_start_point = 0x10,
> +               .ctrl_inc = 0x10,
> +               .ctrl_start = 0x1,
> +               .ctrl_dll_on = 0x1,
> +               .ctrl_ref = 0x8,
> +
> +               .ctrl_force = 0x1a,
> +               .ctrl_rdlat = 0x0b,
> +               .ctrl_bstlen = 0x08,
> +
> +               .fp_resync = 0x8,
> +               .iv_size = 0x7,
> +               .dfi_init_start = 1,
> +               .aref_en = 1,
> +
> +               .rd_fetch = 0x3,
> +
> +               .zq_mode_dds = 0x7,
> +               .zq_mode_term = 0x1,
> +               .zq_mode_noterm = 0,
> +
> +               /*
> +               * Dynamic Clock: Always Running
> +               * Memory Burst length: 8
> +               * Number of chips: 1
> +               * Memory Bus width: 32 bit
> +               * Memory Type: DDR3
> +               * Additional Latancy for PLL: 0 Cycle
> +               */
> +               .memcontrol = DMC_MEMCONTROL_CLK_STOP_DISABLE |
> +                       DMC_MEMCONTROL_DPWRDN_DISABLE |
> +                       DMC_MEMCONTROL_DPWRDN_ACTIVE_PRECHARGE |
> +                       DMC_MEMCONTROL_TP_DISABLE |
> +                       DMC_MEMCONTROL_DSREF_ENABLE |
> +                       DMC_MEMCONTROL_ADD_LAT_PALL_CYCLE(0) |
> +                       DMC_MEMCONTROL_MEM_TYPE_DDR3 |
> +                       DMC_MEMCONTROL_MEM_WIDTH_32BIT |
> +                       DMC_MEMCONTROL_NUM_CHIP_1 |
> +                       DMC_MEMCONTROL_BL_8 |
> +                       DMC_MEMCONTROL_PZQ_DISABLE |
> +                       DMC_MEMCONTROL_MRR_BYTE_7_0,
> +               .memconfig = DMC_MEMCONFIGx_CHIP_MAP_INTERLEAVED |
> +                       DMC_MEMCONFIGx_CHIP_COL_10 |
> +                       DMC_MEMCONFIGx_CHIP_ROW_15 |
> +                       DMC_MEMCONFIGx_CHIP_BANK_8,
> +               .membaseconfig0 = DMC_MEMBASECONFIG_VAL(0x40),
> +               .membaseconfig1 = DMC_MEMBASECONFIG_VAL(0x80),
> +               .prechconfig_tp_cnt = 0xff,
> +               .dpwrdn_cyc = 0xff,
> +               .dsref_cyc = 0xffff,
> +               .concontrol = DMC_CONCONTROL_DFI_INIT_START_DISABLE |
> +                       DMC_CONCONTROL_TIMEOUT_LEVEL0 |
> +                       DMC_CONCONTROL_RD_FETCH_DISABLE |
> +                       DMC_CONCONTROL_EMPTY_DISABLE |
> +                       DMC_CONCONTROL_AREF_EN_DISABLE |
> +                       DMC_CONCONTROL_IO_PD_CON_DISABLE,
> +               .dmc_channels = 2,
> +               .chips_per_channel = 2,
> +               .chips_to_configure = 1,
> +               .send_zq_init = 1,
> +               .impedance = IMP_OUTPUT_DRV_30_OHM,
> +               .gate_leveling_enable = 0,
> +       }, {
> +               .mem_manuf = MEM_MANUF_SAMSUNG,
> +               .mem_type = DDR_MODE_DDR3,
> +               .frequency_mhz = 800,
> +               .mpll_mdiv = 0xc8,
> +               .mpll_pdiv = 0x3,
> +               .mpll_sdiv = 0x0,
> +               .cpll_mdiv = 0xde,
> +               .cpll_pdiv = 0x4,
> +               .cpll_sdiv = 0x2,
> +               .gpll_mdiv = 0x215,
> +               .gpll_pdiv = 0xc,
> +               .gpll_sdiv = 0x1,
> +               .epll_mdiv = 0x60,
> +               .epll_pdiv = 0x3,
> +               .epll_sdiv = 0x3,
> +               .vpll_mdiv = 0x96,
> +               .vpll_pdiv = 0x3,
> +               .vpll_sdiv = 0x2,
> +
> +               .bpll_mdiv = 0x64,
> +               .bpll_pdiv = 0x3,
> +               .bpll_sdiv = 0x0,
> +               .pclk_cdrex_ratio = 0x5,
> +               .direct_cmd_msr = {
> +                       0x00020018, 0x00030000, 0x00010000, 0x00000d70
> +               },
> +               .timing_ref = 0x000000bb,
> +               .timing_row = 0x8c36650e,
> +               .timing_data = 0x3630580b,
> +               .timing_power = 0x41000a44,
> +               .phy0_dqs = 0x08080808,
> +               .phy1_dqs = 0x08080808,
> +               .phy0_dq = 0x08080808,
> +               .phy1_dq = 0x08080808,
> +               .phy0_tFS = 0x8,
> +               .phy1_tFS = 0x8,
> +               .phy0_pulld_dqs = 0xf,
> +               .phy1_pulld_dqs = 0xf,
> +
> +               .lpddr3_ctrl_phy_reset = 0x1,
> +               .ctrl_start_point = 0x10,
> +               .ctrl_inc = 0x10,
> +               .ctrl_start = 0x1,
> +               .ctrl_dll_on = 0x1,
> +               .ctrl_ref = 0x8,
> +
> +               .ctrl_force = 0x1a,
> +               .ctrl_rdlat = 0x0b,
> +               .ctrl_bstlen = 0x08,
> +
> +               .fp_resync = 0x8,
> +               .iv_size = 0x7,
> +               .dfi_init_start = 1,
> +               .aref_en = 1,
> +
> +               .rd_fetch = 0x3,
> +
> +               .zq_mode_dds = 0x5,
> +               .zq_mode_term = 0x1,
> +               .zq_mode_noterm = 1,
> +
> +               /*
> +               * Dynamic Clock: Always Running
> +               * Memory Burst length: 8
> +               * Number of chips: 1
> +               * Memory Bus width: 32 bit
> +               * Memory Type: DDR3
> +               * Additional Latancy for PLL: 0 Cycle
> +               */
> +               .memcontrol = DMC_MEMCONTROL_CLK_STOP_DISABLE |
> +                       DMC_MEMCONTROL_DPWRDN_DISABLE |
> +                       DMC_MEMCONTROL_DPWRDN_ACTIVE_PRECHARGE |
> +                       DMC_MEMCONTROL_TP_DISABLE |
> +                       DMC_MEMCONTROL_DSREF_ENABLE |
> +                       DMC_MEMCONTROL_ADD_LAT_PALL_CYCLE(0) |
> +                       DMC_MEMCONTROL_MEM_TYPE_DDR3 |
> +                       DMC_MEMCONTROL_MEM_WIDTH_32BIT |
> +                       DMC_MEMCONTROL_NUM_CHIP_1 |
> +                       DMC_MEMCONTROL_BL_8 |
> +                       DMC_MEMCONTROL_PZQ_DISABLE |
> +                       DMC_MEMCONTROL_MRR_BYTE_7_0,
> +               .memconfig = DMC_MEMCONFIGx_CHIP_MAP_INTERLEAVED |
> +                       DMC_MEMCONFIGx_CHIP_COL_10 |
> +                       DMC_MEMCONFIGx_CHIP_ROW_15 |
> +                       DMC_MEMCONFIGx_CHIP_BANK_8,
> +               .membaseconfig0 = DMC_MEMBASECONFIG_VAL(0x40),
> +               .membaseconfig1 = DMC_MEMBASECONFIG_VAL(0x80),
> +               .prechconfig_tp_cnt = 0xff,
> +               .dpwrdn_cyc = 0xff,
> +               .dsref_cyc = 0xffff,
> +               .concontrol = DMC_CONCONTROL_DFI_INIT_START_DISABLE |
> +                       DMC_CONCONTROL_TIMEOUT_LEVEL0 |
> +                       DMC_CONCONTROL_RD_FETCH_DISABLE |
> +                       DMC_CONCONTROL_EMPTY_DISABLE |
> +                       DMC_CONCONTROL_AREF_EN_DISABLE |
> +                       DMC_CONCONTROL_IO_PD_CON_DISABLE,
> +               .dmc_channels = 2,
> +               .chips_per_channel = 2,
> +               .chips_to_configure = 1,
> +               .send_zq_init = 1,
> +               .impedance = IMP_OUTPUT_DRV_40_OHM,
> +               .gate_leveling_enable = 1,
> +       }
> +};
> +
> +/**
> + * Get the required memory type and speed (SPL version).
> + *
> + * In SPL we have no device tree, so we use the machine parameters
> + *
> + * @param mem_type     Returns memory type
> + * @param frequency_mhz        Returns memory speed in MHz
> + * @param arm_freq     Returns ARM clock speed in MHz
> + * @param mem_manuf    Return Memory Manufacturer name
> + * @return 0 if all ok
> + */
> +static int clock_get_mem_selection(enum ddr_mode *mem_type,
> +               unsigned *frequency_mhz, unsigned *arm_freq,
> +               enum mem_manuf *mem_manuf)
> +{
> +       struct spl_machine_param *params;
> +
> +       params = spl_get_machine_params();
> +       *mem_type = params->mem_type;
> +       *frequency_mhz = params->frequency_mhz;
> +       *arm_freq = params->arm_freq_mhz;
> +       *mem_manuf = params->mem_manuf;
> +
> +       return 0;
> +}
> +
> +/* Get the ratios for setting ARM clock */
> +struct arm_clk_ratios *get_arm_ratios(void)
> +{
> +       struct arm_clk_ratios *arm_ratio;
> +       enum ddr_mode mem_type;
> +       enum mem_manuf mem_manuf;
> +       unsigned frequency_mhz, arm_freq;
> +       int i;
> +
> +       if (clock_get_mem_selection(&mem_type, &frequency_mhz,
> +                                       &arm_freq, &mem_manuf))
> +               ;
> +       for (i = 0, arm_ratio = arm_clk_ratios; i < ARRAY_SIZE(arm_clk_ratios);
> +               i++, arm_ratio++) {
> +               if (arm_ratio->arm_freq_mhz == arm_freq)
> +                       return arm_ratio;
> +       }
> +
> +       /* will hang if failed to find clock ratio */
> +       while (1)
> +               ;
> +
> +       return NULL;
> +}
> +
> +struct mem_timings *clock_get_mem_timings(void)
> +{
> +       struct mem_timings *mem;
> +       enum ddr_mode mem_type;
> +       enum mem_manuf mem_manuf;
> +       unsigned frequency_mhz, arm_freq;
> +       int i;
> +
> +       if (!clock_get_mem_selection(&mem_type, &frequency_mhz,
> +                                               &arm_freq, &mem_manuf)) {
> +               for (i = 0, mem = mem_timings; i < ARRAY_SIZE(mem_timings);
> +                               i++, mem++) {
> +                       if (mem->mem_type == mem_type &&
> +                                       mem->frequency_mhz == frequency_mhz &&
> +                                       mem->mem_manuf == mem_manuf)
> +                               return mem;
> +               }
> +       }
> +
> +       /* will hang if failed to find memory timings */
> +       while (1)
> +               ;
> +
> +       return NULL;
> +}
> +
> +void system_clock_init()
> +{
> +       struct exynos5_clock *clk = (struct exynos5_clock *)EXYNOS5_CLOCK_BASE;
> +       struct mem_timings *mem;
> +       struct arm_clk_ratios *arm_clk_ratio;
> +       u32 val, tmp;
> +
> +       mem = clock_get_mem_timings();
> +       arm_clk_ratio = get_arm_ratios();
> +
> +       clrbits_le32(&clk->src_cpu, MUX_APLL_SEL_MASK);
> +       do {
> +               val = readl(&clk->mux_stat_cpu);
> +       } while ((val | MUX_APLL_SEL_MASK) != val);
> +
> +       clrbits_le32(&clk->src_core1, MUX_MPLL_SEL_MASK);
> +       do {
> +               val = readl(&clk->mux_stat_core1);
> +       } while ((val | MUX_MPLL_SEL_MASK) != val);
> +
> +       clrbits_le32(&clk->src_core1, MUX_CPLL_SEL_MASK);
> +       clrbits_le32(&clk->src_core1, MUX_EPLL_SEL_MASK);
> +       clrbits_le32(&clk->src_core1, MUX_VPLL_SEL_MASK);
> +       clrbits_le32(&clk->src_core1, MUX_GPLL_SEL_MASK);
> +       tmp = MUX_CPLL_SEL_MASK | MUX_EPLL_SEL_MASK | MUX_VPLL_SEL_MASK
> +               | MUX_GPLL_SEL_MASK;
> +       do {
> +               val = readl(&clk->mux_stat_top2);
> +       } while ((val | tmp) != val);
> +
> +       clrbits_le32(&clk->src_cdrex, MUX_BPLL_SEL_MASK);
> +       do {
> +               val = readl(&clk->mux_stat_cdrex);
> +       } while ((val | MUX_BPLL_SEL_MASK) != val);
> +
> +       /* PLL locktime */
> +       writel(APLL_LOCK_VAL, &clk->apll_lock);
> +
> +       writel(MPLL_LOCK_VAL, &clk->mpll_lock);
> +
> +       writel(BPLL_LOCK_VAL, &clk->bpll_lock);
> +
> +       writel(CPLL_LOCK_VAL, &clk->cpll_lock);
> +
> +       writel(GPLL_LOCK_VAL, &clk->gpll_lock);
> +
> +       writel(EPLL_LOCK_VAL, &clk->epll_lock);
> +
> +       writel(VPLL_LOCK_VAL, &clk->vpll_lock);
> +
> +       writel(CLK_REG_DISABLE, &clk->pll_div2_sel);
> +
> +       writel(MUX_HPM_SEL_MASK, &clk->src_cpu);
> +       do {
> +               val = readl(&clk->mux_stat_cpu);
> +       } while ((val | HPM_SEL_SCLK_MPLL) != val);
> +
> +       val = arm_clk_ratio->arm2_ratio << 28
> +               | arm_clk_ratio->apll_ratio << 24
> +               | arm_clk_ratio->pclk_dbg_ratio << 20
> +               | arm_clk_ratio->atb_ratio << 16
> +               | arm_clk_ratio->periph_ratio << 12
> +               | arm_clk_ratio->acp_ratio << 8
> +               | arm_clk_ratio->cpud_ratio << 4
> +               | arm_clk_ratio->arm_ratio;
> +       writel(val, &clk->div_cpu0);
> +       do {
> +               val = readl(&clk->div_stat_cpu0);
> +       } while (0 != val);
> +
> +       writel(CLK_DIV_CPU1_VAL, &clk->div_cpu1);
> +       do {
> +               val = readl(&clk->div_stat_cpu1);
> +       } while (0 != val);
> +
> +       /* Set APLL */
> +       writel(APLL_CON1_VAL, &clk->apll_con1);
> +       val = set_pll(arm_clk_ratio->apll_mdiv, arm_clk_ratio->apll_pdiv,
> +                       arm_clk_ratio->apll_sdiv);
> +       writel(val, &clk->apll_con0);
> +       while (readl(&clk->apll_con0) & APLL_CON0_LOCKED)
> +               ;
> +
> +       /* Set MPLL */
> +       writel(MPLL_CON1_VAL, &clk->mpll_con1);
> +       val = set_pll(mem->mpll_mdiv, mem->mpll_pdiv, mem->mpll_sdiv);
> +       writel(val, &clk->mpll_con0);
> +       while (readl(&clk->mpll_con0) & MPLL_CON0_LOCKED)
> +               ;
> +
> +       /* Set BPLL */
> +       writel(BPLL_CON1_VAL, &clk->bpll_con1);
> +       val = set_pll(mem->bpll_mdiv, mem->bpll_pdiv, mem->bpll_sdiv);
> +       writel(val, &clk->bpll_con0);
> +       while (readl(&clk->bpll_con0) & BPLL_CON0_LOCKED)
> +               ;
> +
> +       /* Set CPLL */
> +       writel(CPLL_CON1_VAL, &clk->cpll_con1);
> +       val = set_pll(mem->cpll_mdiv, mem->cpll_pdiv, mem->cpll_sdiv);
> +       writel(val, &clk->cpll_con0);
> +       while (readl(&clk->cpll_con0) & CPLL_CON0_LOCKED)
> +               ;
> +
> +       /* Set GPLL */
> +       writel(GPLL_CON1_VAL, &clk->gpll_con1);
> +       val = set_pll(mem->gpll_mdiv, mem->gpll_pdiv, mem->gpll_sdiv);
> +       writel(val, &clk->gpll_con0);
> +       while (readl(&clk->gpll_con0) & GPLL_CON0_LOCKED)
> +               ;
> +
> +       /* Set EPLL */
> +       writel(EPLL_CON2_VAL, &clk->epll_con2);
> +       writel(EPLL_CON1_VAL, &clk->epll_con1);
> +       val = set_pll(mem->epll_mdiv, mem->epll_pdiv, mem->epll_sdiv);
> +       writel(val, &clk->epll_con0);
> +       while (readl(&clk->epll_con0) & EPLL_CON0_LOCKED)
> +               ;
> +
> +       /* Set VPLL */
> +       writel(VPLL_CON2_VAL, &clk->vpll_con2);
> +       writel(VPLL_CON1_VAL, &clk->vpll_con1);
> +       val = set_pll(mem->vpll_mdiv, mem->vpll_pdiv, mem->vpll_sdiv);
> +       writel(val, &clk->vpll_con0);
> +       while (readl(&clk->vpll_con0) & VPLL_CON0_LOCKED)
> +               ;
> +
> +       writel(CLK_SRC_CORE0_VAL, &clk->src_core0);
> +       writel(CLK_DIV_CORE0_VAL, &clk->div_core0);
> +       while (readl(&clk->div_stat_core0) != 0)
> +               ;
> +
> +       writel(CLK_DIV_CORE1_VAL, &clk->div_core1);
> +       while (readl(&clk->div_stat_core1) != 0)
> +               ;
> +
> +       writel(CLK_DIV_SYSRGT_VAL, &clk->div_sysrgt);
> +       while (readl(&clk->div_stat_sysrgt) != 0)
> +               ;
> +
> +       writel(CLK_DIV_ACP_VAL, &clk->div_acp);
> +       while (readl(&clk->div_stat_acp) != 0)
> +               ;
> +
> +       writel(CLK_DIV_SYSLFT_VAL, &clk->div_syslft);
> +       while (readl(&clk->div_stat_syslft) != 0)
> +               ;
> +
> +       writel(CLK_SRC_TOP0_VAL, &clk->src_top0);
> +       writel(CLK_SRC_TOP1_VAL, &clk->src_top1);
> +       writel(TOP2_VAL, &clk->src_top2);
> +       writel(CLK_SRC_TOP3_VAL, &clk->src_top3);
> +
> +       writel(CLK_DIV_TOP0_VAL, &clk->div_top0);
> +       while (readl(&clk->div_stat_top0))
> +               ;
> +
> +       writel(CLK_DIV_TOP1_VAL, &clk->div_top1);
> +       while (readl(&clk->div_stat_top1))
> +               ;
> +
> +       writel(CLK_SRC_LEX_VAL, &clk->src_lex);
> +       while (1) {
> +               val = readl(&clk->mux_stat_lex);
> +               if (val == (val | 1))
> +                       break;
> +       }
> +
> +       writel(CLK_DIV_LEX_VAL, &clk->div_lex);
> +       while (readl(&clk->div_stat_lex))
> +               ;
> +
> +       writel(CLK_DIV_R0X_VAL, &clk->div_r0x);
> +       while (readl(&clk->div_stat_r0x))
> +               ;
> +
> +       writel(CLK_DIV_R0X_VAL, &clk->div_r0x);
> +       while (readl(&clk->div_stat_r0x))
> +               ;
> +
> +       writel(CLK_DIV_R1X_VAL, &clk->div_r1x);
> +       while (readl(&clk->div_stat_r1x))
> +               ;
> +
> +       writel(CLK_REG_DISABLE, &clk->src_cdrex);
> +
> +       writel(CLK_DIV_CDREX_VAL, &clk->div_cdrex);
> +       while (readl(&clk->div_stat_cdrex))
> +               ;
> +
> +       val = readl(&clk->src_cpu);
> +       val |= CLK_SRC_CPU_VAL;
> +       writel(val, &clk->src_cpu);
> +
> +       val = readl(&clk->src_top2);
> +       val |= CLK_SRC_TOP2_VAL;
> +       writel(val, &clk->src_top2);
> +
> +       val = readl(&clk->src_core1);
> +       val |= CLK_SRC_CORE1_VAL;
> +       writel(val, &clk->src_core1);
> +
> +       writel(CLK_SRC_FSYS0_VAL, &clk->src_fsys);
> +       writel(CLK_DIV_FSYS0_VAL, &clk->div_fsys0);
> +       while (readl(&clk->div_stat_fsys0))
> +               ;
> +
> +       writel(CLK_REG_DISABLE, &clk->clkout_cmu_cpu);
> +       writel(CLK_REG_DISABLE, &clk->clkout_cmu_core);
> +       writel(CLK_REG_DISABLE, &clk->clkout_cmu_acp);
> +       writel(CLK_REG_DISABLE, &clk->clkout_cmu_top);
> +       writel(CLK_REG_DISABLE, &clk->clkout_cmu_lex);
> +       writel(CLK_REG_DISABLE, &clk->clkout_cmu_r0x);
> +       writel(CLK_REG_DISABLE, &clk->clkout_cmu_r1x);
> +       writel(CLK_REG_DISABLE, &clk->clkout_cmu_cdrex);
> +
> +       writel(CLK_SRC_PERIC0_VAL, &clk->src_peric0);
> +       writel(CLK_DIV_PERIC0_VAL, &clk->div_peric0);
> +
> +       writel(CLK_SRC_PERIC1_VAL, &clk->src_peric1);
> +       writel(CLK_DIV_PERIC1_VAL, &clk->div_peric1);
> +       writel(CLK_DIV_PERIC2_VAL, &clk->div_peric2);
> +       writel(CLK_DIV_PERIC3_VAL, &clk->div_peric3);
> +
> +       writel(SCLK_SRC_ISP_VAL, &clk->sclk_src_isp);
> +       writel(SCLK_DIV_ISP_VAL, &clk->sclk_div_isp);
> +       writel(CLK_DIV_ISP0_VAL, &clk->div_isp0);
> +       writel(CLK_DIV_ISP1_VAL, &clk->div_isp1);
> +       writel(CLK_DIV_ISP2_VAL, &clk->div_isp2);
> +
> +       /* FIMD1 SRC CLK SELECTION */
> +       writel(CLK_SRC_DISP1_0_VAL, &clk->src_disp1_0);
> +
> +       val = MMC2_PRE_RATIO_VAL << MMC2_PRE_RATIO_OFFSET
> +               | MMC2_RATIO_VAL << MMC2_RATIO_OFFSET
> +               | MMC3_PRE_RATIO_VAL << MMC3_PRE_RATIO_OFFSET
> +               | MMC3_RATIO_VAL << MMC3_RATIO_OFFSET;
> +       writel(val, &clk->div_fsys2);
> +}
> diff --git a/board/samsung/arndale/clock_init.h b/board/samsung/arndale/clock_init.h
> new file mode 100644
> index 0000000..5d01a6c
> --- /dev/null
> +++ b/board/samsung/arndale/clock_init.h
> @@ -0,0 +1,149 @@
> +/*
> + * Clock initialization routines
> + *
> + * Copyright (c) 2011 The Chromium OS Authors.
> + *
> + * See file CREDITS for list of people who contributed to this
> + * project.
> + *
> + * This program is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License as
> + * published by the Free Software Foundation; either version 2 of
> + * the License, or (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
> + * MA 02111-1307 USA
> + */
> +
> +#ifndef __ARNDALE_CLOCK_INIT_H
> +#define __ARNDALE_CLOCK_INIT_H
> +
> +enum {
> +       MEM_TIMINGS_MSR_COUNT   = 4,
> +};
> +
> +/* These are the ratio's for configuring ARM clock */
> +struct arm_clk_ratios {
> +       unsigned arm_freq_mhz;          /* Frequency of ARM core in MHz */
> +
> +       unsigned apll_mdiv;
> +       unsigned apll_pdiv;
> +       unsigned apll_sdiv;
> +
> +       unsigned arm2_ratio;
> +       unsigned apll_ratio;
> +       unsigned pclk_dbg_ratio;
> +       unsigned atb_ratio;
> +       unsigned periph_ratio;
> +       unsigned acp_ratio;
> +       unsigned cpud_ratio;
> +       unsigned arm_ratio;
> +};
> +
> +/* These are the memory timings for a particular memory type and speed */
> +struct mem_timings {
> +       enum mem_manuf mem_manuf;       /* Memory manufacturer */
> +       enum ddr_mode mem_type;         /* Memory type */
> +       unsigned frequency_mhz;         /* Frequency of memory in MHz */
> +
> +       /* Here follow the timing parameters for the selected memory */
> +       unsigned apll_mdiv;
> +       unsigned apll_pdiv;
> +       unsigned apll_sdiv;
> +       unsigned mpll_mdiv;
> +       unsigned mpll_pdiv;
> +       unsigned mpll_sdiv;
> +       unsigned cpll_mdiv;
> +       unsigned cpll_pdiv;
> +       unsigned cpll_sdiv;
> +       unsigned gpll_mdiv;
> +       unsigned gpll_pdiv;
> +       unsigned gpll_sdiv;
> +       unsigned epll_mdiv;
> +       unsigned epll_pdiv;
> +       unsigned epll_sdiv;
> +       unsigned vpll_mdiv;
> +       unsigned vpll_pdiv;
> +       unsigned vpll_sdiv;
> +       unsigned bpll_mdiv;
> +       unsigned bpll_pdiv;
> +       unsigned bpll_sdiv;
> +       unsigned pclk_cdrex_ratio;
> +       unsigned direct_cmd_msr[MEM_TIMINGS_MSR_COUNT];
> +
> +       unsigned timing_ref;
> +       unsigned timing_row;
> +       unsigned timing_data;
> +       unsigned timing_power;
> +
> +       /* DQS, DQ, DEBUG offsets */
> +       unsigned phy0_dqs;
> +       unsigned phy1_dqs;
> +       unsigned phy0_dq;
> +       unsigned phy1_dq;
> +       unsigned phy0_tFS;
> +       unsigned phy1_tFS;
> +       unsigned phy0_pulld_dqs;
> +       unsigned phy1_pulld_dqs;
> +
> +       unsigned lpddr3_ctrl_phy_reset;
> +       unsigned ctrl_start_point;
> +       unsigned ctrl_inc;
> +       unsigned ctrl_start;
> +       unsigned ctrl_dll_on;
> +       unsigned ctrl_ref;
> +
> +       unsigned ctrl_force;
> +       unsigned ctrl_rdlat;
> +       unsigned ctrl_bstlen;
> +
> +       unsigned fp_resync;
> +       unsigned iv_size;
> +       unsigned dfi_init_start;
> +       unsigned aref_en;
> +
> +       unsigned rd_fetch;
> +
> +       unsigned zq_mode_dds;
> +       unsigned zq_mode_term;
> +       unsigned zq_mode_noterm;        /* 1 to allow termination disable */
> +
> +       unsigned memcontrol;
> +       unsigned memconfig;
> +
> +       unsigned membaseconfig0;
> +       unsigned membaseconfig1;
> +       unsigned prechconfig_tp_cnt;
> +       unsigned dpwrdn_cyc;
> +       unsigned dsref_cyc;
> +       unsigned concontrol;
> +       /* Channel and Chip Selection */
> +       uint8_t dmc_channels;           /* number of memory channels */
> +       uint8_t chips_per_channel;      /* number of chips per channel */
> +       uint8_t chips_to_configure;     /* number of chips to configure */
> +       uint8_t send_zq_init;           /* 1 to send this command */
> +       unsigned impedance;             /* drive strength impedeance */
> +       uint8_t gate_leveling_enable;   /* check gate leveling is enabled */
> +};
> +
> +/**
> + * Get the correct memory timings for our selected memory type and speed.
> + *
> + * This function can be called from SPL or the main U-Boot.
> + *
> + * @return pointer to the memory timings that we should use
> + */
> +struct mem_timings *clock_get_mem_timings(void);
> +
> +/*
> + * Initialize clock for the device
> + */
> +void system_clock_init(void);
> +#endif
> diff --git a/board/samsung/arndale/dmc_common.c b/board/samsung/arndale/dmc_common.c
> new file mode 100644
> index 0000000..5a51def
> --- /dev/null
> +++ b/board/samsung/arndale/dmc_common.c
> @@ -0,0 +1,199 @@
> +/*
> + * Mem setup common file for different types of DDR present on Arndale boards.
> + *
> + * Copyright (C) 2013 Samsung Electronics
> + *
> + * See file CREDITS for list of people who contributed to this
> + * project.
> + *
> + * This program is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License as
> + * published by the Free Software Foundation; either version 2 of
> + * the License, or (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
> + * MA 02111-1307 USA
> + */
> +
> +#include <common.h>
> +#include <asm/arch/spl.h>
> +
> +#include "clock_init.h"
> +#include "setup.h"
> +
> +#define ZQ_INIT_TIMEOUT        10000
> +
> +int dmc_config_zq(struct mem_timings *mem,
> +                 struct exynos5_phy_control *phy0_ctrl,
> +                 struct exynos5_phy_control *phy1_ctrl)
> +{
> +       unsigned long val = 0;
> +       int i;
> +
> +       /*
> +        * ZQ Calibration:
> +        * Select Driver Strength,
> +        * long calibration for manual calibration
> +        */
> +       val = PHY_CON16_RESET_VAL;
> +       val |= mem->zq_mode_dds << PHY_CON16_ZQ_MODE_DDS_SHIFT;
> +       val |= mem->zq_mode_term << PHY_CON16_ZQ_MODE_TERM_SHIFT;
> +       val |= ZQ_CLK_DIV_EN;
> +       writel(val, &phy0_ctrl->phy_con16);
> +       writel(val, &phy1_ctrl->phy_con16);
> +
> +       /* Disable termination */
> +       if (mem->zq_mode_noterm)
> +               val |= PHY_CON16_ZQ_MODE_NOTERM_MASK;
> +       writel(val, &phy0_ctrl->phy_con16);
> +       writel(val, &phy1_ctrl->phy_con16);
> +
> +       /* ZQ_MANUAL_START: Enable */
> +       val |= ZQ_MANUAL_STR;
> +       writel(val, &phy0_ctrl->phy_con16);
> +       writel(val, &phy1_ctrl->phy_con16);
> +
> +       /* ZQ_MANUAL_START: Disable */
> +       val &= ~ZQ_MANUAL_STR;
> +
> +       /*
> +        * Since we are manaully calibrating the ZQ values,
> +        * we are looping for the ZQ_init to complete.
> +        */
> +       i = ZQ_INIT_TIMEOUT;
> +       while ((readl(&phy0_ctrl->phy_con17) & ZQ_DONE) != ZQ_DONE && i > 0) {
> +               sdelay(100);
> +               i--;
> +       }
> +       if (!i)
> +               return -1;
> +       writel(val, &phy0_ctrl->phy_con16);
> +
> +       i = ZQ_INIT_TIMEOUT;
> +       while ((readl(&phy1_ctrl->phy_con17) & ZQ_DONE) != ZQ_DONE && i > 0) {
> +               sdelay(100);
> +               i--;
> +       }
> +       if (!i)
> +               return -1;
> +       writel(val, &phy1_ctrl->phy_con16);
> +
> +       return 0;
> +}
> +
> +void update_reset_dll(struct exynos5_dmc *dmc, enum ddr_mode mode)
> +{
> +       unsigned long val;
> +
> +       if (mode == DDR_MODE_DDR3) {
> +               val = MEM_TERM_EN | PHY_TERM_EN | DMC_CTRL_SHGATE;
> +               writel(val, &dmc->phycontrol0);
> +       }
> +
> +       /* Update DLL Information: Force DLL Resyncronization */
> +       val = readl(&dmc->phycontrol0);
> +       val |= FP_RSYNC;
> +       writel(val, &dmc->phycontrol0);
> +
> +       /* Reset Force DLL Resyncronization */
> +       val = readl(&dmc->phycontrol0);
> +       val &= ~FP_RSYNC;
> +       writel(val, &dmc->phycontrol0);
> +}
> +
> +void dmc_config_mrs(struct mem_timings *mem, struct exynos5_dmc *dmc)
> +{
> +       int channel, chip;
> +
> +       for (channel = 0; channel < mem->dmc_channels; channel++) {
> +               unsigned long mask;
> +
> +               mask = channel << DIRECT_CMD_CHANNEL_SHIFT;
> +               for (chip = 0; chip < mem->chips_to_configure; chip++) {
> +                       int i;
> +
> +                       mask |= chip << DIRECT_CMD_CHIP_SHIFT;
> +
> +                       /* Sending NOP command */
> +                       writel(DIRECT_CMD_NOP | mask, &dmc->directcmd);
> +
> +                       /*
> +                        * TODO(alim.akhtar at samsung.com): Do we need these
> +                        * delays? This one and the next were not there for
> +                        * DDR3.
> +                        */
> +                       sdelay(0x10000);
> +
> +                       /* Sending EMRS/MRS commands */
> +                       for (i = 0; i < MEM_TIMINGS_MSR_COUNT; i++) {
> +                               writel(mem->direct_cmd_msr[i] | mask,
> +                                      &dmc->directcmd);
> +                               sdelay(0x10000);
> +                       }
> +
> +                       if (mem->send_zq_init) {
> +                               /* Sending ZQINIT command */
> +                               writel(DIRECT_CMD_ZQINIT | mask,
> +                                      &dmc->directcmd);
> +
> +                               sdelay(10000);
> +                       }
> +               }
> +       }
> +}
> +
> +void dmc_config_prech(struct mem_timings *mem, struct exynos5_dmc *dmc)
> +{
> +       int channel, chip;
> +
> +       for (channel = 0; channel < mem->dmc_channels; channel++) {
> +               unsigned long mask;
> +
> +               mask = channel << DIRECT_CMD_CHANNEL_SHIFT;
> +               for (chip = 0; chip < mem->chips_per_channel; chip++) {
> +                       mask |= chip << DIRECT_CMD_CHIP_SHIFT;
> +
> +                       /* PALL (all banks precharge) CMD */
> +                       writel(DIRECT_CMD_PALL | mask, &dmc->directcmd);
> +                       sdelay(0x10000);
> +               }
> +       }
> +}
> +
> +void dmc_config_memory(struct mem_timings *mem, struct exynos5_dmc *dmc)
> +{
> +       writel(mem->memconfig, &dmc->memconfig0);
> +       writel(mem->memconfig, &dmc->memconfig1);
> +       writel(DMC_MEMBASECONFIG0_VAL, &dmc->membaseconfig0);
> +       writel(DMC_MEMBASECONFIG1_VAL, &dmc->membaseconfig1);
> +}
> +
> +void mem_ctrl_init()
> +{
> +       struct spl_machine_param *param = spl_get_machine_params();
> +       struct mem_timings *mem;
> +       int ret;
> +
> +       mem = clock_get_mem_timings();
> +
> +       /* If there are any other memory variant, add their init call below */
> +       if (param->mem_type == DDR_MODE_DDR3) {
> +               ret = ddr3_mem_ctrl_init(mem, param->mem_iv_size);
> +               if (ret) {
> +                       /* will hang if failed to init memory control */
> +                       while (1)
> +                               ;
> +               }
> +       } else {
> +               /* will hang if unknow memory type  */
> +               while (1)
> +                       ;
> +       }
> +}
> diff --git a/board/samsung/arndale/dmc_init_ddr3.c b/board/samsung/arndale/dmc_init_ddr3.c
> new file mode 100644
> index 0000000..ce91451
> --- /dev/null
> +++ b/board/samsung/arndale/dmc_init_ddr3.c
> @@ -0,0 +1,228 @@
> +/*
> + * DDR3 mem setup file for Arndale board based on EXYNOS5
> + *
> + * Copyright (C) 2013 Samsung Electronics
> + *
> + * See file CREDITS for list of people who contributed to this
> + * project.
> + *
> + * This program is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License as
> + * published by the Free Software Foundation; either version 2 of
> + * the License, or (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
> + * MA 02111-1307 USA
> + */
> +
> +#include <config.h>
> +#include <asm/io.h>
> +#include <asm/arch/clock.h>
> +#include <asm/arch/cpu.h>
> +#include <asm/arch/dmc.h>
> +#include "setup.h"
> +#include "clock_init.h"
> +
> +#define RDLVL_COMPLETE_TIMEOUT 10000
> +
> +static void reset_phy_ctrl(void)
> +{
> +       struct exynos5_clock *clk = (struct exynos5_clock *)EXYNOS5_CLOCK_BASE;
> +
> +       writel(DDR3PHY_CTRL_PHY_RESET_OFF, &clk->lpddr3phy_ctrl);
> +       writel(DDR3PHY_CTRL_PHY_RESET, &clk->lpddr3phy_ctrl);
> +}
> +
> +int ddr3_mem_ctrl_init(struct mem_timings *mem, unsigned long mem_iv_size)
> +{
> +       unsigned int val;
> +       struct exynos5_phy_control *phy0_ctrl, *phy1_ctrl;
> +       struct exynos5_dmc *dmc;
> +       int i;
> +
> +       phy0_ctrl = (struct exynos5_phy_control *)EXYNOS5_DMC_PHY0_BASE;
> +       phy1_ctrl = (struct exynos5_phy_control *)EXYNOS5_DMC_PHY1_BASE;
> +       dmc = (struct exynos5_dmc *)EXYNOS5_DMC_CTRL_BASE;
> +
> +       reset_phy_ctrl();
> +
> +       /* Set Impedance Output Driver */
> +       val = (mem->impedance << CA_CK_DRVR_DS_OFFSET) |
> +               (mem->impedance << CA_CKE_DRVR_DS_OFFSET) |
> +               (mem->impedance << CA_CS_DRVR_DS_OFFSET) |
> +               (mem->impedance << CA_ADR_DRVR_DS_OFFSET);
> +       writel(val, &phy0_ctrl->phy_con39);
> +       writel(val, &phy1_ctrl->phy_con39);
> +
> +       /* Set Read Latency and Burst Length for PHY0 and PHY1 */
> +       val = (mem->ctrl_bstlen << PHY_CON42_CTRL_BSTLEN_SHIFT) |
> +               (mem->ctrl_rdlat << PHY_CON42_CTRL_RDLAT_SHIFT);
> +       writel(val, &phy0_ctrl->phy_con42);
> +       writel(val, &phy1_ctrl->phy_con42);
> +
> +       /* ZQ Calibration */
> +       if (dmc_config_zq(mem, phy0_ctrl, phy1_ctrl))
> +               return SETUP_ERR_ZQ_CALIBRATION_FAILURE;
> +
> +       /* DQ Signal */
> +       writel(mem->phy0_pulld_dqs, &phy0_ctrl->phy_con14);
> +       writel(mem->phy1_pulld_dqs, &phy1_ctrl->phy_con14);
> +
> +       writel(mem->concontrol | (mem->rd_fetch << CONCONTROL_RD_FETCH_SHIFT)
> +               | (mem->dfi_init_start << CONCONTROL_DFI_INIT_START_SHIFT),
> +               &dmc->concontrol);
> +
> +       update_reset_dll(dmc, DDR_MODE_DDR3);
> +
> +       /* DQS Signal */
> +       writel(mem->phy0_dqs, &phy0_ctrl->phy_con4);
> +       writel(mem->phy1_dqs, &phy1_ctrl->phy_con4);
> +
> +       writel(mem->phy0_dq, &phy0_ctrl->phy_con6);
> +       writel(mem->phy1_dq, &phy1_ctrl->phy_con6);
> +
> +       writel(mem->phy0_tFS, &phy0_ctrl->phy_con10);
> +       writel(mem->phy1_tFS, &phy1_ctrl->phy_con10);
> +
> +       val = (mem->ctrl_start_point << PHY_CON12_CTRL_START_POINT_SHIFT) |
> +               (mem->ctrl_inc << PHY_CON12_CTRL_INC_SHIFT) |
> +               (mem->ctrl_dll_on << PHY_CON12_CTRL_DLL_ON_SHIFT) |
> +               (mem->ctrl_ref << PHY_CON12_CTRL_REF_SHIFT);
> +       writel(val, &phy0_ctrl->phy_con12);
> +       writel(val, &phy1_ctrl->phy_con12);
> +
> +       /* Start DLL locking */
> +       writel(val | (mem->ctrl_start << PHY_CON12_CTRL_START_SHIFT),
> +               &phy0_ctrl->phy_con12);
> +       writel(val | (mem->ctrl_start << PHY_CON12_CTRL_START_SHIFT),
> +               &phy1_ctrl->phy_con12);
> +
> +       update_reset_dll(dmc, DDR_MODE_DDR3);
> +
> +       writel(mem->concontrol | (mem->rd_fetch << CONCONTROL_RD_FETCH_SHIFT),
> +               &dmc->concontrol);
> +
> +       /* Memory Channel Inteleaving Size */
> +       writel(mem->iv_size, &dmc->ivcontrol);
> +
> +       writel(mem->memconfig, &dmc->memconfig0);
> +       writel(mem->memconfig, &dmc->memconfig1);
> +       writel(mem->membaseconfig0, &dmc->membaseconfig0);
> +       writel(mem->membaseconfig1, &dmc->membaseconfig1);
> +
> +       /* Precharge Configuration */
> +       writel(mem->prechconfig_tp_cnt << PRECHCONFIG_TP_CNT_SHIFT,
> +               &dmc->prechconfig);
> +
> +       /* Power Down mode Configuration */
> +       writel(mem->dpwrdn_cyc << PWRDNCONFIG_DPWRDN_CYC_SHIFT |
> +               mem->dsref_cyc << PWRDNCONFIG_DSREF_CYC_SHIFT,
> +               &dmc->pwrdnconfig);
> +
> +       /* TimingRow, TimingData, TimingPower and Timingaref
> +        * values as per Memory AC parameters
> +        */
> +       writel(mem->timing_ref, &dmc->timingref);
> +       writel(mem->timing_row, &dmc->timingrow);
> +       writel(mem->timing_data, &dmc->timingdata);
> +       writel(mem->timing_power, &dmc->timingpower);
> +
> +       /* Send PALL command */
> +       dmc_config_prech(mem, dmc);
> +
> +       /* Send NOP, MRS and ZQINIT commands */
> +       dmc_config_mrs(mem, dmc);
> +
> +       if (mem->gate_leveling_enable) {
> +               val = PHY_CON0_RESET_VAL;
> +               val |= P0_CMD_EN;
> +               writel(val, &phy0_ctrl->phy_con0);
> +               writel(val, &phy1_ctrl->phy_con0);
> +
> +               val = PHY_CON2_RESET_VAL;
> +               val |= INIT_DESKEW_EN;
> +               writel(val, &phy0_ctrl->phy_con2);
> +               writel(val, &phy1_ctrl->phy_con2);
> +
> +               val = PHY_CON0_RESET_VAL;
> +               val |= P0_CMD_EN;
> +               val |= BYTE_RDLVL_EN;
> +               writel(val, &phy0_ctrl->phy_con0);
> +               writel(val, &phy1_ctrl->phy_con0);
> +
> +               val = (mem->ctrl_start_point <<
> +                               PHY_CON12_CTRL_START_POINT_SHIFT) |
> +                       (mem->ctrl_inc << PHY_CON12_CTRL_INC_SHIFT) |
> +                       (mem->ctrl_force << PHY_CON12_CTRL_FORCE_SHIFT) |
> +                       (mem->ctrl_start << PHY_CON12_CTRL_START_SHIFT) |
> +                       (mem->ctrl_ref << PHY_CON12_CTRL_REF_SHIFT);
> +               writel(val, &phy0_ctrl->phy_con12);
> +               writel(val, &phy1_ctrl->phy_con12);
> +
> +               val = PHY_CON2_RESET_VAL;
> +               val |= INIT_DESKEW_EN;
> +               val |= RDLVL_GATE_EN;
> +               writel(val, &phy0_ctrl->phy_con2);
> +               writel(val, &phy1_ctrl->phy_con2);
> +
> +               val = PHY_CON0_RESET_VAL;
> +               val |= P0_CMD_EN;
> +               val |= BYTE_RDLVL_EN;
> +               val |= CTRL_SHGATE;
> +               writel(val, &phy0_ctrl->phy_con0);
> +               writel(val, &phy1_ctrl->phy_con0);
> +
> +               val = PHY_CON1_RESET_VAL;
> +               val &= ~(CTRL_GATEDURADJ_MASK);
> +               writel(val, &phy0_ctrl->phy_con1);
> +               writel(val, &phy1_ctrl->phy_con1);
> +
> +               writel(CTRL_RDLVL_GATE_ENABLE, &dmc->rdlvl_config);
> +               i = RDLVL_COMPLETE_TIMEOUT;
> +               while ((readl(&dmc->phystatus) &
> +                       (RDLVL_COMPLETE_CHO | RDLVL_COMPLETE_CH1)) !=
> +                       (RDLVL_COMPLETE_CHO | RDLVL_COMPLETE_CH1) && i > 0) {
> +                       /*
> +                        * TODO(waihong): Comment on how long this take to
> +                        * timeout
> +                        */
> +                       sdelay(100);
> +                       i--;
> +               }
> +               if (!i)
> +                       return SETUP_ERR_RDLV_COMPLETE_TIMEOUT;
> +               writel(CTRL_RDLVL_GATE_DISABLE, &dmc->rdlvl_config);
> +
> +               writel(0, &phy0_ctrl->phy_con14);
> +               writel(0, &phy1_ctrl->phy_con14);
> +
> +               val = (mem->ctrl_start_point <<
> +                               PHY_CON12_CTRL_START_POINT_SHIFT) |
> +                       (mem->ctrl_inc << PHY_CON12_CTRL_INC_SHIFT) |
> +                       (mem->ctrl_force << PHY_CON12_CTRL_FORCE_SHIFT) |
> +                       (mem->ctrl_start << PHY_CON12_CTRL_START_SHIFT) |
> +                       (mem->ctrl_dll_on << PHY_CON12_CTRL_DLL_ON_SHIFT) |
> +                       (mem->ctrl_ref << PHY_CON12_CTRL_REF_SHIFT);
> +               writel(val, &phy0_ctrl->phy_con12);
> +               writel(val, &phy1_ctrl->phy_con12);
> +
> +               update_reset_dll(dmc, DDR_MODE_DDR3);
> +       }
> +
> +       /* Send PALL command */
> +       dmc_config_prech(mem, dmc);
> +
> +       writel(mem->memcontrol, &dmc->memcontrol);
> +
> +       /* Set DMC Concontrol and enable auto-refresh counter */
> +       writel(mem->concontrol | (mem->rd_fetch << CONCONTROL_RD_FETCH_SHIFT)
> +               | (mem->aref_en << CONCONTROL_AREF_EN_SHIFT), &dmc->concontrol);
> +       return 0;
> +}
> diff --git a/board/samsung/arndale/lowlevel_init.S b/board/samsung/arndale/lowlevel_init.S
> new file mode 100644
> index 0000000..4fa73a7
> --- /dev/null
> +++ b/board/samsung/arndale/lowlevel_init.S
> @@ -0,0 +1,92 @@
> +/*
> + * Lowlevel setup for Arndale board based on Exynos5
> + *
> + * Copyright (C) 2013 Samsung Electronics
> + *
> + * See file CREDITS for list of people who contributed to this
> + * project.
> + *
> + * This program is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License as
> + * published by the Free Software Foundation; either version 2 of
> + * the License, or (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
> + * MA 02111-1307 USA
> + */
> +
> +#include <config.h>
> +#include <version.h>
> +#include <asm/arch/cpu.h>
> +
> +_TEXT_BASE:
> +       .word   CONFIG_SYS_TEXT_BASE
> +
> +       .globl lowlevel_init
> +lowlevel_init:
> +
> +       /* use iRAM stack in bl2 */
> +       ldr     sp, =CONFIG_IRAM_STACK
> +       stmdb   r13!, {ip,lr}
> +
> +       /* check reset status */
> +       ldr     r0, =(EXYNOS5_POWER_BASE + INFORM1_OFFSET)
> +       ldr     r1, [r0]
> +
> +       /* AFTR wakeup reset */
> +       ldr     r2, =S5P_CHECK_DIDLE
> +       cmp     r1, r2
> +       beq     exit_wakeup
> +
> +       /* Sleep wakeup reset */
> +       ldr     r2, =S5P_CHECK_SLEEP
> +       cmp     r1, r2
> +       beq     wakeup_reset
> +
> +       /*
> +        * If U-boot is already running in RAM, no need to relocate U-Boot.
> +        * Memory controller must be configured before relocating U-Boot
> +        * in ram.
> +        */
> +       ldr     r0, =0x0ffffff          /* r0 <- Mask Bits*/
> +       bic     r1, pc, r0              /* pc <- current addr of code */
> +                                       /* r1 <- unmasked bits of pc */
> +       ldr     r2, _TEXT_BASE          /* r2 <- original base addr in ram */
> +       bic     r2, r2, r0              /* r2 <- unmasked bits of r2*/
> +       cmp     r1, r2                  /* compare r1, r2 */
> +       beq     1f                      /* r0 == r1 then skip sdram init */
> +
> +       /* init system clock */
> +       bl      system_clock_init
> +
> +       /* Memory initialize */
> +       bl      mem_ctrl_init
> +1:
> +       bl      arch_cpu_init
> +       bl      tzpc_init
> +       ldmia   r13!, {ip,pc}
> +
> +wakeup_reset:
> +       bl      system_clock_init
> +       bl      mem_ctrl_init
> +       bl      arch_cpu_init
> +       bl      tzpc_init
> +
> +exit_wakeup:
> +       /* Load return address and jump to kernel */
> +       ldr     r0, =(EXYNOS5_POWER_BASE + INFORM0_OFFSET)
> +
> +       /* r1 = physical address of exynos5_cpu_resume function*/
> +       ldr     r1, [r0]
> +
> +       /* Jump to kernel */
> +       mov     pc, r1
> +       nop
> +       nop
> diff --git a/board/samsung/arndale/setup.h b/board/samsung/arndale/setup.h
> new file mode 100644
> index 0000000..f68dd75
> --- /dev/null
> +++ b/board/samsung/arndale/setup.h
> @@ -0,0 +1,569 @@
> +/*
> + * Machine Specific Values for Arndale board based on EXYNOS5
> + *
> + * Copyright (C) 2013 Samsung Electronics
> + *
> + * See file CREDITS for list of people who contributed to this
> + * project.
> + *
> + * This program is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License as
> + * published by the Free Software Foundation; either version 2 of
> + * the License, or (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
> + * MA 02111-1307 USA
> + */
> +
> +#ifndef _ARNDALE_SETUP_H
> +#define _ARNDALE_SETUP_H
> +
> +#include <config.h>
> +#include <asm/arch/dmc.h>
> +
> +/* APLL_CON1   */
> +#define APLL_CON1_VAL  (0x00203800)
> +
> +/* MPLL_CON1   */
> +#define MPLL_CON1_VAL   (0x00203800)
> +
> +/* CPLL_CON1   */
> +#define CPLL_CON1_VAL  (0x00203800)
> +
> +/* GPLL_CON1   */
> +#define GPLL_CON1_VAL  (0x00203800)
> +
> +/* EPLL_CON1, CON2     */
> +#define EPLL_CON1_VAL  0x00000000
> +#define EPLL_CON2_VAL  0x00000080
> +
> +/* VPLL_CON1, CON2     */
> +#define VPLL_CON1_VAL  0x00000000
> +#define VPLL_CON2_VAL  0x00000080
> +
> +/* BPLL_CON1   */
> +#define BPLL_CON1_VAL  0x00203800
> +
> +/* Set PLL */
> +#define set_pll(mdiv, pdiv, sdiv)      (1<<31 | mdiv<<16 | pdiv<<8 | sdiv)
> +
> +/* CLK_SRC_CPU */
> +/* 0 = MOUTAPLL,  1 = SCLKMPLL */
> +#define MUX_HPM_SEL             0
> +#define MUX_CPU_SEL             0
> +#define MUX_APLL_SEL            1
> +
> +#define CLK_SRC_CPU_VAL                ((MUX_HPM_SEL << 20)    \
> +                               | (MUX_CPU_SEL << 16)  \
> +                               | (MUX_APLL_SEL))
> +
> +/* MEMCONTROL register bit fields */
> +#define DMC_MEMCONTROL_CLK_STOP_DISABLE        (0 << 0)
> +#define DMC_MEMCONTROL_DPWRDN_DISABLE  (0 << 1)
> +#define DMC_MEMCONTROL_DPWRDN_ACTIVE_PRECHARGE (0 << 2)
> +#define DMC_MEMCONTROL_TP_DISABLE      (0 << 4)
> +#define DMC_MEMCONTROL_DSREF_DISABLE   (0 << 5)
> +#define DMC_MEMCONTROL_DSREF_ENABLE    (1 << 5)
> +#define DMC_MEMCONTROL_ADD_LAT_PALL_CYCLE(x)    (x << 6)
> +
> +#define DMC_MEMCONTROL_MEM_TYPE_LPDDR3  (7 << 8)
> +#define DMC_MEMCONTROL_MEM_TYPE_DDR3    (6 << 8)
> +#define DMC_MEMCONTROL_MEM_TYPE_LPDDR2  (5 << 8)
> +
> +#define DMC_MEMCONTROL_MEM_WIDTH_32BIT  (2 << 12)
> +
> +#define DMC_MEMCONTROL_NUM_CHIP_1       (0 << 16)
> +#define DMC_MEMCONTROL_NUM_CHIP_2       (1 << 16)
> +
> +#define DMC_MEMCONTROL_BL_8             (3 << 20)
> +#define DMC_MEMCONTROL_BL_4             (2 << 20)
> +
> +#define DMC_MEMCONTROL_PZQ_DISABLE      (0 << 24)
> +
> +#define DMC_MEMCONTROL_MRR_BYTE_7_0     (0 << 25)
> +#define DMC_MEMCONTROL_MRR_BYTE_15_8    (1 << 25)
> +#define DMC_MEMCONTROL_MRR_BYTE_23_16   (2 << 25)
> +#define DMC_MEMCONTROL_MRR_BYTE_31_24   (3 << 25)
> +
> +/* MEMCONFIG0 register bit fields */
> +#define DMC_MEMCONFIGx_CHIP_MAP_INTERLEAVED     (1 << 12)
> +#define DMC_MEMCONFIGx_CHIP_COL_10              (3 << 8)
> +#define DMC_MEMCONFIGx_CHIP_ROW_14              (2 << 4)
> +#define DMC_MEMCONFIGx_CHIP_ROW_15              (3 << 4)
> +#define DMC_MEMCONFIGx_CHIP_BANK_8              (3 << 0)
> +
> +#define DMC_MEMBASECONFIGx_CHIP_BASE(x)         (x << 16)
> +#define DMC_MEMBASECONFIGx_CHIP_MASK(x)         (x << 0)
> +#define DMC_MEMBASECONFIG_VAL(x)        (       \
> +       DMC_MEMBASECONFIGx_CHIP_BASE(x) |       \
> +       DMC_MEMBASECONFIGx_CHIP_MASK(0x780)     \
> +)
> +
> +#define DMC_MEMBASECONFIG0_VAL  DMC_MEMBASECONFIG_VAL(0x40)
> +#define DMC_MEMBASECONFIG1_VAL  DMC_MEMBASECONFIG_VAL(0x80)
> +
> +#define DMC_PRECHCONFIG_VAL             0xFF000000
> +#define DMC_PWRDNCONFIG_VAL             0xFFFF00FF
> +
> +#define DMC_CONCONTROL_RESET_VAL       0x0FFF0000
> +#define DFI_INIT_START         (1 << 28)
> +#define EMPTY                  (1 << 8)
> +#define AREF_EN                        (1 << 5)
> +
> +#define DFI_INIT_COMPLETE_CHO  (1 << 2)
> +#define DFI_INIT_COMPLETE_CH1  (1 << 3)
> +
> +#define RDLVL_COMPLETE_CHO     (1 << 14)
> +#define RDLVL_COMPLETE_CH1     (1 << 15)
> +
> +#define CLK_STOP_EN    (1 << 0)
> +#define DPWRDN_EN      (1 << 1)
> +#define DSREF_EN       (1 << 5)
> +
> +/* COJCONTROL register bit fields */
> +#define DMC_CONCONTROL_IO_PD_CON_DISABLE       (0 << 3)
> +#define DMC_CONCONTROL_AREF_EN_DISABLE         (0 << 5)
> +#define DMC_CONCONTROL_EMPTY_DISABLE           (0 << 8)
> +#define DMC_CONCONTROL_EMPTY_ENABLE            (1 << 8)
> +#define DMC_CONCONTROL_RD_FETCH_DISABLE                (0x0 << 12)
> +#define DMC_CONCONTROL_TIMEOUT_LEVEL0          (0xFFF << 16)
> +#define DMC_CONCONTROL_DFI_INIT_START_DISABLE  (0 << 28)
> +
> +/* CLK_DIV_CPU0_VAL */
> +#define CLK_DIV_CPU0_VAL       ((ARM2_RATIO << 28)             \
> +                               | (APLL_RATIO << 24)            \
> +                               | (PCLK_DBG_RATIO << 20)        \
> +                               | (ATB_RATIO << 16)             \
> +                               | (PERIPH_RATIO << 12)          \
> +                               | (ACP_RATIO << 8)              \
> +                               | (CPUD_RATIO << 4)             \
> +                               | (ARM_RATIO))
> +
> +
> +/* CLK_FSYS */
> +#define CLK_SRC_FSYS0_VAL              0x66666
> +#define CLK_DIV_FSYS0_VAL             0x0BB00000
> +
> +/* CLK_DIV_CPU1        */
> +#define HPM_RATIO               0x2
> +#define COPY_RATIO              0x0
> +
> +/* CLK_DIV_CPU1 = 0x00000003 */
> +#define CLK_DIV_CPU1_VAL        ((HPM_RATIO << 4)              \
> +                               | (COPY_RATIO))
> +
> +/* CLK_SRC_CORE0 */
> +#define CLK_SRC_CORE0_VAL       0x00000000
> +
> +/* CLK_SRC_CORE1 */
> +#define CLK_SRC_CORE1_VAL       0x100
> +
> +/* CLK_DIV_CORE0 */
> +#define CLK_DIV_CORE0_VAL       0x00120000
> +
> +/* CLK_DIV_CORE1 */
> +#define CLK_DIV_CORE1_VAL       0x07070700
> +
> +/* CLK_DIV_SYSRGT */
> +#define CLK_DIV_SYSRGT_VAL      0x00000111
> +
> +/* CLK_DIV_ACP */
> +#define CLK_DIV_ACP_VAL         0x12
> +
> +/* CLK_DIV_SYSLFT */
> +#define CLK_DIV_SYSLFT_VAL      0x00000311
> +
> +/* CLK_SRC_CDREX */
> +#define CLK_SRC_CDREX_VAL       0x1
> +
> +/* CLK_DIV_CDREX */
> +#define MCLK_CDREX2_RATIO       0x0
> +#define ACLK_EFCON_RATIO        0x1
> +#define MCLK_DPHY_RATIO                0x1
> +#define MCLK_CDREX_RATIO       0x1
> +#define ACLK_C2C_200_RATIO     0x1
> +#define C2C_CLK_400_RATIO      0x1
> +#define PCLK_CDREX_RATIO       0x1
> +#define ACLK_CDREX_RATIO       0x1
> +
> +#define CLK_DIV_CDREX_VAL      ((MCLK_DPHY_RATIO << 24)        \
> +                               | (C2C_CLK_400_RATIO << 6)      \
> +                               | (PCLK_CDREX_RATIO << 4)       \
> +                               | (ACLK_CDREX_RATIO))
> +
> +/* CLK_SRC_TOP0        */
> +#define MUX_ACLK_300_GSCL_SEL           0x0
> +#define MUX_ACLK_300_GSCL_MID_SEL       0x0
> +#define MUX_ACLK_400_G3D_MID_SEL        0x0
> +#define MUX_ACLK_333_SEL               0x0
> +#define MUX_ACLK_300_DISP1_SEL         0x0
> +#define MUX_ACLK_300_DISP1_MID_SEL      0x0
> +#define MUX_ACLK_200_SEL               0x0
> +#define MUX_ACLK_166_SEL               0x0
> +#define CLK_SRC_TOP0_VAL       ((MUX_ACLK_300_GSCL_SEL  << 25)         \
> +                               | (MUX_ACLK_300_GSCL_MID_SEL << 24)     \
> +                               | (MUX_ACLK_400_G3D_MID_SEL << 20)      \
> +                               | (MUX_ACLK_333_SEL << 16)              \
> +                               | (MUX_ACLK_300_DISP1_SEL << 15)        \
> +                               | (MUX_ACLK_300_DISP1_MID_SEL << 14)    \
> +                               | (MUX_ACLK_200_SEL << 12)              \
> +                               | (MUX_ACLK_166_SEL << 8))
> +
> +/* CLK_SRC_TOP1        */
> +#define MUX_ACLK_400_G3D_SEL            0x1
> +#define MUX_ACLK_400_ISP_SEL            0x0
> +#define MUX_ACLK_400_IOP_SEL            0x0
> +#define MUX_ACLK_MIPI_HSI_TXBASE_SEL    0x0
> +#define MUX_ACLK_300_GSCL_MID1_SEL      0x0
> +#define MUX_ACLK_300_DISP1_MID1_SEL     0x0
> +#define CLK_SRC_TOP1_VAL       ((MUX_ACLK_400_G3D_SEL << 28)           \
> +                               |(MUX_ACLK_400_ISP_SEL << 24)           \
> +                               |(MUX_ACLK_400_IOP_SEL << 20)           \
> +                               |(MUX_ACLK_MIPI_HSI_TXBASE_SEL << 16)   \
> +                               |(MUX_ACLK_300_GSCL_MID1_SEL << 12)     \
> +                               |(MUX_ACLK_300_DISP1_MID1_SEL << 8))
> +
> +/* CLK_SRC_TOP2 */
> +#define MUX_GPLL_SEL                    0x1
> +#define MUX_BPLL_USER_SEL               0x0
> +#define MUX_MPLL_USER_SEL               0x0
> +#define MUX_VPLL_SEL                    0x1
> +#define MUX_EPLL_SEL                    0x1
> +#define MUX_CPLL_SEL                    0x1
> +#define VPLLSRC_SEL                     0x0
> +#define CLK_SRC_TOP2_VAL       ((MUX_GPLL_SEL << 28)           \
> +                               | (MUX_BPLL_USER_SEL << 24)     \
> +                               | (MUX_MPLL_USER_SEL << 20)     \
> +                               | (MUX_VPLL_SEL << 16)          \
> +                               | (MUX_EPLL_SEL << 12)          \
> +                               | (MUX_CPLL_SEL << 8)           \
> +                               | (VPLLSRC_SEL))
> +/* CLK_SRC_TOP3 */
> +#define MUX_ACLK_333_SUB_SEL            0x1
> +#define MUX_ACLK_400_SUB_SEL            0x1
> +#define MUX_ACLK_266_ISP_SUB_SEL        0x1
> +#define MUX_ACLK_266_GPS_SUB_SEL        0x0
> +#define MUX_ACLK_300_GSCL_SUB_SEL       0x1
> +#define MUX_ACLK_266_GSCL_SUB_SEL       0x1
> +#define MUX_ACLK_300_DISP1_SUB_SEL      0x1
> +#define MUX_ACLK_200_DISP1_SUB_SEL      0x1
> +#define CLK_SRC_TOP3_VAL       ((MUX_ACLK_333_SUB_SEL << 24)           \
> +                               | (MUX_ACLK_400_SUB_SEL << 20)          \
> +                               | (MUX_ACLK_266_ISP_SUB_SEL << 16)      \
> +                               | (MUX_ACLK_266_GPS_SUB_SEL << 12)      \
> +                               | (MUX_ACLK_300_GSCL_SUB_SEL << 10)     \
> +                               | (MUX_ACLK_266_GSCL_SUB_SEL << 8)      \
> +                               | (MUX_ACLK_300_DISP1_SUB_SEL << 6)     \
> +                               | (MUX_ACLK_200_DISP1_SUB_SEL << 4))
> +
> +/* CLK_DIV_TOP0        */
> +#define ACLK_300_DISP1_RATIO   0x2
> +#define ACLK_400_G3D_RATIO     0x0
> +#define ACLK_333_RATIO         0x0
> +#define ACLK_266_RATIO         0x2
> +#define ACLK_200_RATIO         0x3
> +#define ACLK_166_RATIO         0x1
> +#define ACLK_133_RATIO         0x1
> +#define ACLK_66_RATIO          0x5
> +
> +#define CLK_DIV_TOP0_VAL       ((ACLK_300_DISP1_RATIO << 28)   \
> +                               | (ACLK_400_G3D_RATIO << 24)    \
> +                               | (ACLK_333_RATIO  << 20)       \
> +                               | (ACLK_266_RATIO << 16)        \
> +                               | (ACLK_200_RATIO << 12)        \
> +                               | (ACLK_166_RATIO << 8)         \
> +                               | (ACLK_133_RATIO << 4)         \
> +                               | (ACLK_66_RATIO))
> +
> +/* CLK_DIV_TOP1        */
> +#define ACLK_MIPI_HSI_TX_BASE_RATIO     0x3
> +#define ACLK_66_PRE_RATIO               0x1
> +#define ACLK_400_ISP_RATIO              0x1
> +#define ACLK_400_IOP_RATIO              0x1
> +#define ACLK_300_GSCL_RATIO             0x2
> +
> +#define CLK_DIV_TOP1_VAL       ((ACLK_MIPI_HSI_TX_BASE_RATIO << 28)    \
> +                               | (ACLK_66_PRE_RATIO << 24)             \
> +                               | (ACLK_400_ISP_RATIO  << 20)           \
> +                               | (ACLK_400_IOP_RATIO << 16)            \
> +                               | (ACLK_300_GSCL_RATIO << 12))
> +
> +/* APLL_LOCK   */
> +#define APLL_LOCK_VAL  (0x546)
> +/* MPLL_LOCK   */
> +#define MPLL_LOCK_VAL  (0x546)
> +/* CPLL_LOCK   */
> +#define CPLL_LOCK_VAL  (0x546)
> +/* GPLL_LOCK   */
> +#define GPLL_LOCK_VAL  (0x546)
> +/* EPLL_LOCK   */
> +#define EPLL_LOCK_VAL  (0x3A98)
> +/* VPLL_LOCK   */
> +#define VPLL_LOCK_VAL  (0x3A98)
> +/* BPLL_LOCK   */
> +#define BPLL_LOCK_VAL  (0x546)
> +
> +#define MUX_APLL_SEL_MASK      (1 << 0)
> +#define MUX_MPLL_SEL_MASK      (1 << 8)
> +#define MPLL_SEL_MOUT_MPLLFOUT (2 << 8)
> +#define MUX_CPLL_SEL_MASK      (1 << 8)
> +#define MUX_EPLL_SEL_MASK      (1 << 12)
> +#define MUX_VPLL_SEL_MASK      (1 << 16)
> +#define MUX_GPLL_SEL_MASK      (1 << 28)
> +#define MUX_BPLL_SEL_MASK      (1 << 0)
> +#define MUX_HPM_SEL_MASK       (1 << 20)
> +#define HPM_SEL_SCLK_MPLL      (1 << 21)
> +#define APLL_CON0_LOCKED       (1 << 29)
> +#define MPLL_CON0_LOCKED       (1 << 29)
> +#define BPLL_CON0_LOCKED       (1 << 29)
> +#define CPLL_CON0_LOCKED       (1 << 29)
> +#define EPLL_CON0_LOCKED       (1 << 29)
> +#define GPLL_CON0_LOCKED       (1 << 29)
> +#define VPLL_CON0_LOCKED       (1 << 29)
> +#define CLK_REG_DISABLE                0x0
> +#define TOP2_VAL               0x0110000
> +
> +/* CLK_SRC_PERIC0 */
> +#define PWM_SEL                0
> +#define UART3_SEL      6
> +#define UART2_SEL      6
> +#define UART1_SEL      6
> +#define UART0_SEL      6
> +/* SRC_CLOCK = SCLK_MPLL */
> +#define CLK_SRC_PERIC0_VAL     ((PWM_SEL << 24)        \
> +                               | (UART3_SEL << 12)     \
> +                               | (UART2_SEL << 8)       \
> +                               | (UART1_SEL << 4)      \
> +                               | (UART0_SEL))
> +
> +/* CLK_SRC_PERIC1 */
> +/* SRC_CLOCK = SCLK_MPLL */
> +#define SPI0_SEL               6
> +#define SPI1_SEL               6
> +#define SPI2_SEL               6
> +#define CLK_SRC_PERIC1_VAL     ((SPI2_SEL << 24) \
> +                               | (SPI1_SEL << 20) \
> +                               | (SPI0_SEL << 16))
> +
> +/* SCLK_SRC_ISP - set SPI0/1 to 6 = SCLK_MPLL_USER */
> +#define SPI0_ISP_SEL           6
> +#define SPI1_ISP_SEL           6
> +#define SCLK_SRC_ISP_VAL       (SPI1_ISP_SEL << 4) \
> +                               | (SPI0_ISP_SEL << 0)
> +
> +/* SCLK_DIV_ISP - set SPI0/1 to 0xf = divide by 16 */
> +#define SPI0_ISP_RATIO         0xf
> +#define SPI1_ISP_RATIO         0xf
> +#define SCLK_DIV_ISP_VAL       (SPI1_ISP_RATIO << 12) \
> +                               | (SPI0_ISP_RATIO << 0)
> +
> +/* CLK_DIV_PERIL0      */
> +#define UART5_RATIO    7
> +#define UART4_RATIO    7
> +#define UART3_RATIO    7
> +#define UART2_RATIO    7
> +#define UART1_RATIO    7
> +#define UART0_RATIO    7
> +
> +#define CLK_DIV_PERIC0_VAL     ((UART3_RATIO << 12)    \
> +                               | (UART2_RATIO << 8)    \
> +                               | (UART1_RATIO << 4)    \
> +                               | (UART0_RATIO))
> +/* CLK_DIV_PERIC1 */
> +#define SPI1_RATIO             0x7
> +#define SPI0_RATIO             0xf
> +#define SPI1_SUB_RATIO         0x0
> +#define SPI0_SUB_RATIO         0x0
> +#define CLK_DIV_PERIC1_VAL     ((SPI1_SUB_RATIO << 24) \
> +                               | ((SPI1_RATIO << 16) \
> +                               | (SPI0_SUB_RATIO << 8) \
> +                               | (SPI0_RATIO << 0)))
> +
> +/* CLK_DIV_PERIC2 */
> +#define SPI2_RATIO             0xf
> +#define SPI2_SUB_RATIO         0x0
> +#define CLK_DIV_PERIC2_VAL     ((SPI2_SUB_RATIO << 8) \
> +                               | (SPI2_RATIO << 0))
> +
> +/* CLK_DIV_PERIC3 */
> +#define PWM_RATIO              8
> +#define CLK_DIV_PERIC3_VAL     (PWM_RATIO << 0)
> +
> +/* CLK_DIV_FSYS2 */
> +#define MMC2_RATIO_MASK                0xf
> +#define MMC2_RATIO_VAL         0x3
> +#define MMC2_RATIO_OFFSET      0
> +
> +#define MMC2_PRE_RATIO_MASK    0xff
> +#define MMC2_PRE_RATIO_VAL     0x9
> +#define MMC2_PRE_RATIO_OFFSET  8
> +
> +#define MMC3_RATIO_MASK                0xf
> +#define MMC3_RATIO_VAL         0x1
> +#define MMC3_RATIO_OFFSET      16
> +
> +#define MMC3_PRE_RATIO_MASK    0xff
> +#define MMC3_PRE_RATIO_VAL     0x0
> +#define MMC3_PRE_RATIO_OFFSET  24
> +
> +/* CLK_SRC_LEX */
> +#define CLK_SRC_LEX_VAL         0x0
> +
> +/* CLK_DIV_LEX */
> +#define CLK_DIV_LEX_VAL         0x10
> +
> +/* CLK_DIV_R0X */
> +#define CLK_DIV_R0X_VAL         0x10
> +
> +/* CLK_DIV_L0X */
> +#define CLK_DIV_R1X_VAL         0x10
> +
> +/* CLK_DIV_ISP0 */
> +#define CLK_DIV_ISP0_VAL        0x31
> +
> +/* CLK_DIV_ISP1 */
> +#define CLK_DIV_ISP1_VAL        0x0
> +
> +/* CLK_DIV_ISP2 */
> +#define CLK_DIV_ISP2_VAL        0x1
> +
> +/* CLK_SRC_DISP1_0 */
> +#define CLK_SRC_DISP1_0_VAL    0x6
> +
> +/*
> + * DIV_DISP1_0
> + * For DP, divisor should be 2
> + */
> +#define CLK_DIV_DISP1_0_FIMD1  (2 << 0)
> +
> +/* CLK_GATE_IP_DISP1 */
> +#define CLK_GATE_DP1_ALLOW     (1 << 4)
> +
> +#define DDR3PHY_CTRL_PHY_RESET (1 << 0)
> +#define DDR3PHY_CTRL_PHY_RESET_OFF     (0 << 0)
> +
> +#define PHY_CON0_RESET_VAL     0x17020a40
> +#define P0_CMD_EN              (1 << 14)
> +#define BYTE_RDLVL_EN          (1 << 13)
> +#define CTRL_SHGATE            (1 << 8)
> +
> +#define PHY_CON1_RESET_VAL     0x09210100
> +#define CTRL_GATEDURADJ_MASK   (0xf << 20)
> +
> +#define PHY_CON2_RESET_VAL     0x00010004
> +#define INIT_DESKEW_EN         (1 << 6)
> +#define RDLVL_GATE_EN          (1 << 24)
> +
> +/*ZQ Configurations */
> +#define PHY_CON16_RESET_VAL    0x08000304
> +
> +#define ZQ_CLK_DIV_EN          (1 << 18)
> +#define ZQ_MANUAL_STR          (1 << 1)
> +#define ZQ_DONE                        (1 << 0)
> +
> +#define CTRL_RDLVL_GATE_ENABLE 1
> +#define CTRL_RDLVL_GATE_DISABLE        1
> +
> +/* Direct Command */
> +#define DIRECT_CMD_NOP                 0x07000000
> +#define DIRECT_CMD_PALL                        0x01000000
> +#define DIRECT_CMD_ZQINIT              0x0a000000
> +#define DIRECT_CMD_CHANNEL_SHIFT       28
> +#define DIRECT_CMD_CHIP_SHIFT          20
> +
> +/* DMC PHY Control0 register */
> +#define PHY_CONTROL0_RESET_VAL 0x0
> +#define MEM_TERM_EN    (1 << 31)       /* Termination enable for memory */
> +#define PHY_TERM_EN    (1 << 30)       /* Termination enable for PHY */
> +#define DMC_CTRL_SHGATE        (1 << 29)       /* Duration of DQS gating signal */
> +#define FP_RSYNC       (1 << 3)        /* Force DLL resyncronization */
> +
> +/* Driver strength for CK, CKE, CS & CA */
> +#define IMP_OUTPUT_DRV_40_OHM  0x5
> +#define IMP_OUTPUT_DRV_30_OHM  0x7
> +#define CA_CK_DRVR_DS_OFFSET   9
> +#define CA_CKE_DRVR_DS_OFFSET  6
> +#define CA_CS_DRVR_DS_OFFSET   3
> +#define CA_ADR_DRVR_DS_OFFSET  0
> +
> +#define PHY_CON42_CTRL_BSTLEN_SHIFT    8
> +#define PHY_CON42_CTRL_RDLAT_SHIFT     0
> +
> +struct mem_timings;
> +
> +/* Errors that we can encourter in low-level setup */
> +enum {
> +       SETUP_ERR_OK,
> +       SETUP_ERR_RDLV_COMPLETE_TIMEOUT = -1,
> +       SETUP_ERR_ZQ_CALIBRATION_FAILURE = -2,
> +};
> +
> +/*
> + * Memory variant specific initialization code
> + *
> + * @param mem          Memory timings for this memory type.
> + * @param mem_iv_size  Memory interleaving size is a configurable parameter
> + *                     which the DMC uses to decide how to split a memory
> + *                     chunk into smaller chunks to support concurrent
> + *                     accesses; may vary across boards.
> + * @return 0 if ok, SETUP_ERR_... if there is a problem
> + */
> +int ddr3_mem_ctrl_init(struct mem_timings *mem, unsigned long mem_iv_size);
> +
> +/*
> + * Configure ZQ I/O interface
> + *
> + * @param mem          Memory timings for this memory type.
> + * @param phy0_ctrl    Pointer to struct containing PHY0 control reg
> + * @param phy1_ctrl    Pointer to struct containing PHY1 control reg
> + * @return 0 if ok, -1 on error
> + */
> +int dmc_config_zq(struct mem_timings *mem,
> +                 struct exynos5_phy_control *phy0_ctrl,
> +                 struct exynos5_phy_control *phy1_ctrl);
> +
> +/*
> + * Send NOP and MRS/EMRS Direct commands
> + *
> + * @param mem          Memory timings for this memory type.
> + * @param dmc          Pointer to struct of DMC registers
> + */
> +void dmc_config_mrs(struct mem_timings *mem, struct exynos5_dmc *dmc);
> +
> +/*
> + * Send PALL Direct commands
> + *
> + * @param mem          Memory timings for this memory type.
> + * @param dmc          Pointer to struct of DMC registers
> + */
> +void dmc_config_prech(struct mem_timings *mem, struct exynos5_dmc *dmc);
> +
> +/*
> + * Configure the memconfig and membaseconfig registers
> + *
> + * @param mem          Memory timings for this memory type.
> + * @param exynos5_dmc  Pointer to struct of DMC registers
> + */
> +void dmc_config_memory(struct mem_timings *mem, struct exynos5_dmc *dmc);
> +
> +/*
> + * Reset the DLL. This function is common between DDR3 and LPDDR2.
> + * However, the reset value is different. So we are passing a flag
> + * ddr_mode to distinguish between LPDDR2 and DDR3.
> + *
> + * @param exynos5_dmc  Pointer to struct of DMC registers
> + * @param ddr_mode     Type of DDR memory
> + */
> +void update_reset_dll(struct exynos5_dmc *, enum ddr_mode);
> +
> +void sdelay(unsigned long);
> +void mem_ctrl_init(void);
> +void system_clock_init(void);
> +#endif
> diff --git a/board/samsung/dts/exynos5250-arndale.dts b/board/samsung/dts/exynos5250-arndale.dts
> new file mode 100644
> index 0000000..9b4d6b2
> --- /dev/null
> +++ b/board/samsung/dts/exynos5250-arndale.dts
> @@ -0,0 +1,36 @@
> +/*
> + * SAMSUNG Arndale board device tree source
> + *
> + * Copyright (c) 2013 Samsung Electronics Co., Ltd.
> + *             http://www.samsung.com
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 as
> + * published by the Free Software Foundation.
> +*/
> +
> +/dts-v1/;
> +/include/ ARCH_CPU_DTS
> +
> +/ {
> +       model = "SAMSUNG Arndale board based on EXYNOS5250";
> +       compatible = "samsung,arndale", "samsung,exynos5250";
> +
> +       mmc at 12200000 {
> +               samsung,bus-width = <8>;
> +               samsung,timing = <1 3 3>;
> +       };
> +
> +       mmc at 12210000 {
> +               status = "disabled";
> +       };
> +
> +       mmc at 12220000 {
> +               samsung,bus-width = <4>;
> +               samsung,timing = <1 2 3>;
> +       };
> +
> +       mmc at 12230000 {
> +               status = "disabled";
> +       };
> +};
> diff --git a/boards.cfg b/boards.cfg
> index 54357eb..572b242 100644
> --- a/boards.cfg
> +++ b/boards.cfg
> @@ -288,6 +288,7 @@ origen                           arm         armv7       origen              samsung        exynos
>  s5pc210_universal            arm         armv7       universal_c210      samsung        exynos
>  snow                        arm         armv7       smdk5250            samsung        exynos
>  smdk5250                    arm         armv7       smdk5250            samsung        exynos
> +arndale                             arm         armv7       arndale             samsung        exynos
>  smdkv310                    arm         armv7       smdkv310            samsung        exynos
>  trats                        arm         armv7       trats               samsung        exynos
>  harmony                      arm         armv7:arm720t harmony           nvidia         tegra20
> diff --git a/include/configs/arndale.h b/include/configs/arndale.h
> new file mode 100644
> index 0000000..caa83b8
> --- /dev/null
> +++ b/include/configs/arndale.h
> @@ -0,0 +1,39 @@
> +/*
> + * Copyright (C) 2013 Samsung Electronics
> + *
> + * Configuration settings for the SAMSUNG Arndale board.
> + *
> + * See file CREDITS for list of people who contributed to this
> + * project.
> + *
> + * This program is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License as
> + * published by the Free Software Foundation; either version 2 of
> + * the License, or (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
> + * MA 02111-1307 USA
> + */
> +
> +#ifndef __CONFIG_ARNDALE_H
> +#define __CONFIG_ARNDALE_H
> +
> +#undef CONFIG_DEFAULT_DEVICE_TREE
> +#define CONFIG_DEFAULT_DEVICE_TREE     exynos5250-arndale
> +
> +#define CONFIG_ARNDALE
> +
> +#define CONFIG_ENV_IS_IN_MMC
> +#define CONFIG_SERIAL2
> +#define CONFIG_IDENT_STRING            " for Arndale"
> +
> +#include <configs/exynos5250-dt.h>
> +
> +#endif /* __CONFIG_ARNDALE_H */
> diff --git a/tools/Makefile b/tools/Makefile
> index c5952fc..ab7d339 100644
> --- a/tools/Makefile
> +++ b/tools/Makefile
> @@ -69,6 +69,7 @@ BIN_FILES-$(CONFIG_XWAY_SWAP_BYTES) += xway-swap-bytes$(SFX)
>  BIN_FILES-y += mkenvimage$(SFX)
>  BIN_FILES-y += mkimage$(SFX)
>  BIN_FILES-$(CONFIG_SMDK5250) += mksmdk5250spl$(SFX)
> +BIN_FILES-$(CONFIG_ARNDALE) += mkarndalespl$(SFX)
>  BIN_FILES-$(CONFIG_MX23) += mxsboot$(SFX)
>  BIN_FILES-$(CONFIG_MX28) += mxsboot$(SFX)
>  BIN_FILES-$(CONFIG_NETCONSOLE) += ncb$(SFX)
> @@ -99,6 +100,7 @@ NOPED_OBJ_FILES-y += omapimage.o
>  NOPED_OBJ_FILES-y += mkenvimage.o
>  NOPED_OBJ_FILES-y += mkimage.o
>  OBJ_FILES-$(CONFIG_SMDK5250) += mkexynosspl.o
> +OBJ_FILES-$(CONFIG_ARNDALE) += mkexynosspl.o
>  OBJ_FILES-$(CONFIG_MX23) += mxsboot.o
>  OBJ_FILES-$(CONFIG_MX28) += mxsboot.o
>  OBJ_FILES-$(CONFIG_NETCONSOLE) += ncb.o
> --
> 1.7.9.5
>
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-- 
Regards,
Rajeshwari Shinde


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