[U-Boot-Users] [PATCH 1/3] Apollon BSP support (take #2)
Kyungmin Park
kmpark at infradead.org
Mon Sep 17 03:20:01 CEST 2007
Apollon BSP support (take #2)
The Apollon based on OMAP2420 is designed for OneNAND development.
It's similar with OMAP2420 H4 except some peripherals.
Now this board is maintained at mainline kernel.
Signed-off-by: Kyungmin Park <kyungmin.park at samsung.com>
---
diff --git a/Makefile b/Makefile
index c35f022..d680ad0 100644
--- a/Makefile
+++ b/Makefile
@@ -2356,9 +2356,12 @@ zylonite_config :
#########################################################################
## ARM1136 Systems
#########################################################################
-omap2420h4_config : unconfig
+omap2420h4_config : unconfig
@$(MKCONFIG) $(@:_config=) arm arm1136 omap2420h4
+apollon_config : unconfig
+ @$(MKCONFIG) $(@:_config=) arm arm1136 apollon
+
#========================================================================
# i386
#========================================================================
diff --git a/board/apollon/Makefile b/board/apollon/Makefile
new file mode 100644
index 0000000..91605ca
--- /dev/null
+++ b/board/apollon/Makefile
@@ -0,0 +1,50 @@
+#
+# (C) Copyright 2000, 2001, 2002
+# Wolfgang Denk, DENX Software Engineering, wd at denx.de.
+#
+# 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).a
+
+COBJS := apollon.o mem.o sys_info.o
+SOBJS := lowlevel_init.o
+
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJS))
+
+$(LIB): $(obj).depend $(OBJS) $(SOBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+
+clean:
+ rm -f $(SOBJS) $(OBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/apollon/apollon.c b/board/apollon/apollon.c
new file mode 100644
index 0000000..064d143
--- /dev/null
+++ b/board/apollon/apollon.c
@@ -0,0 +1,472 @@
+/*
+ * (C) Copyright 2005-2007
+ * Samsung Electronics.
+ * Kyungmin Park <kyungmin.park at samsung.com>
+ *
+ * Derived from omap2420
+ *
+ * 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/omap2420.h>
+#include <asm/io.h>
+#include <asm/arch/bits.h>
+#include <asm/arch/mux.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/arch/sys_info.h>
+#include <asm/arch/mem.h>
+#include <asm/mach-types.h>
+
+void wait_for_command_complete(unsigned int wd_base);
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define write_config_reg(reg, value) \
+do { \
+ writeb(value, reg); \
+} while (0)
+
+#define mask_config_reg(reg, mask) \
+do { \
+ char value = readb(reg) & ~(mask); \
+ writeb(value, reg); \
+} while (0)
+
+/*******************************************************
+ * Routine: delay
+ * Description: spinning delay to use before udelay works
+ ******************************************************/
+static inline void delay(unsigned long loops)
+{
+ __asm__("1:\n" "subs %0, %1, #1\n"
+ "bne 1b":"=r" (loops):"0"(loops));
+}
+
+/*****************************************
+ * Routine: board_init
+ * Description: Early hardware init.
+ *****************************************/
+int board_init(void)
+{
+ gpmc_init(); /* in SRAM or SDRM, finish GPMC */
+
+ gd->bd->bi_arch_number = 919;
+ /* adress of boot parameters */
+ gd->bd->bi_boot_params = (OMAP2420_SDRC_CS0 + 0x100);
+
+ return 0;
+}
+
+/**********************************************************
+ * Routine: s_init
+ * Description: Does early system init of muxing and clocks.
+ * - Called path is with sram stack.
+ **********************************************************/
+void s_init(void)
+{
+ watchdog_init();
+ set_muxconf_regs();
+ delay(100);
+
+ peripheral_enable();
+ icache_enable();
+}
+
+/*******************************************************
+ * Routine: misc_init_r
+ * Description: Init ethernet (done here so udelay works)
+ ********************************************************/
+int misc_init_r(void)
+{
+ ether_init(); /* better done here so timers are init'ed */
+ return (0);
+}
+
+/****************************************
+ * Routine: watchdog_init
+ * Description: Shut down watch dogs
+ *****************************************/
+void watchdog_init(void)
+{
+ /* There are 4 watch dogs. 1 secure, and 3 general purpose.
+ * The ROM takes care of the secure one. Of the 3 GP ones,
+ * 1 can reset us directly, the other 2 only generate MPU interrupts.
+ */
+ __raw_writel(WD_UNLOCK1, WD2_BASE + WSPR);
+ wait_for_command_complete(WD2_BASE);
+ __raw_writel(WD_UNLOCK2, WD2_BASE + WSPR);
+
+#define MPU_WD_CLOCKED 1
+#if MPU_WD_CLOCKED
+ /* value 0x10 stick on aptix, BIT4 polarity seems oppsite */
+ __raw_writel(WD_UNLOCK1, WD3_BASE + WSPR);
+ wait_for_command_complete(WD3_BASE);
+ __raw_writel(WD_UNLOCK2, WD3_BASE + WSPR);
+
+ __raw_writel(WD_UNLOCK1, WD4_BASE + WSPR);
+ wait_for_command_complete(WD4_BASE);
+ __raw_writel(WD_UNLOCK2, WD4_BASE + WSPR);
+#endif
+}
+
+/******************************************************
+ * Routine: wait_for_command_complete
+ * Description: Wait for posting to finish on watchdog
+ ******************************************************/
+void wait_for_command_complete(unsigned int wd_base)
+{
+ int pending = 1;
+ do {
+ pending = __raw_readl(wd_base + WWPS);
+ } while (pending);
+}
+
+/*******************************************************************
+ * Routine:ether_init
+ * Description: take the Ethernet controller out of reset and wait
+ * for the EEPROM load to complete.
+ ******************************************************************/
+void ether_init(void)
+{
+#ifdef CONFIG_DRIVER_LAN91C96
+ int cnt = 20;
+
+ __raw_writeb(0x03, OMAP2420_CTRL_BASE + 0x0f2); /*protect->gpio74 */
+
+ __raw_writew(0x0, LAN_RESET_REGISTER);
+ do {
+ __raw_writew(0x1, LAN_RESET_REGISTER);
+ udelay(100);
+ if (cnt == 0) {
+ printf("1. eth reset err\n");
+ goto eth_reset_err_out;
+ }
+ --cnt;
+ } while (__raw_readw(LAN_RESET_REGISTER) != 0x1);
+
+ cnt = 20;
+
+ do {
+ __raw_writew(0x0, LAN_RESET_REGISTER);
+ udelay(100);
+ if (cnt == 0) {
+ printf("2. eth reset err\n");
+ goto eth_reset_err_out;
+ }
+ --cnt;
+ } while (__raw_readw(LAN_RESET_REGISTER) != 0x0000);
+ udelay(1000);
+
+ mask_config_reg(ETH_CONTROL_REG, 0x01);
+ udelay(1000);
+
+eth_reset_err_out:
+ return;
+#endif
+}
+
+/**********************************************
+ * Routine: dram_init
+ * Description: sets uboots idea of sdram size
+ **********************************************/
+int dram_init(void)
+{
+ unsigned int size0 = 0, size1 = 0;
+ u32 mtype, btype, rev = 0, cpu = 0;
+#define NOT_EARLY 0
+
+ btype = get_board_type();
+ mtype = get_mem_type();
+ rev = get_cpu_rev();
+ cpu = get_cpu_type();
+
+ display_board_info(btype);
+
+ if ((mtype == DDR_COMBO) || (mtype == DDR_STACKED)) {
+ /* init other chip select */
+ do_sdrc_init(SDRC_CS1_OSET, NOT_EARLY);
+ }
+
+ size0 = get_sdr_cs_size(SDRC_CS0_OSET);
+ size1 = get_sdr_cs_size(SDRC_CS1_OSET);
+
+ gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
+ gd->bd->bi_dram[0].size = size0;
+#if CONFIG_NR_DRAM_BANKS > 1
+ gd->bd->bi_dram[1].start = PHYS_SDRAM_1 + size0;
+ gd->bd->bi_dram[1].size = size1;
+#endif
+
+ return 0;
+}
+
+/**********************************************************
+ * Routine: set_muxconf_regs
+ * Description: Setting up the configuration Mux registers
+ * specific to the hardware
+ *********************************************************/
+void set_muxconf_regs(void)
+{
+ muxSetupSDRC();
+ muxSetupGPMC();
+ muxSetupUsb0(); /* USB Device */
+ muxSetupUsbHost(); /* USB Host */
+ muxSetupUART1();
+ muxSetupLCD();
+ muxSetupMMCSD();
+ muxSetupTouchScreen();
+}
+
+/*****************************************************************
+ * Routine: peripheral_enable
+ * Description: Enable the clks & power for perifs (GPT2, UART1,...)
+ ******************************************************************/
+void peripheral_enable(void)
+{
+ unsigned int v, if_clks = 0, func_clks = 0;
+
+ /* Enable GP2 timer. */
+ if_clks |= BIT4 | BIT3;
+ func_clks |= BIT4 | BIT3;
+ /* Sys_clk input OMAP2420_GPT2 */
+ v = __raw_readl(CM_CLKSEL2_CORE) | 0x4 | 0x2;
+ __raw_writel(v, CM_CLKSEL2_CORE);
+ __raw_writel(0x1, CM_CLKSEL_WKUP);
+
+#ifdef CFG_NS16550
+ /* Enable UART1 clock */
+ func_clks |= BIT21;
+ if_clks |= BIT21;
+#endif
+ /* Interface clocks on */
+ v = __raw_readl(CM_ICLKEN1_CORE) | if_clks;
+ __raw_writel(v, CM_ICLKEN1_CORE);
+ /* Functional Clocks on */
+ v = __raw_readl(CM_FCLKEN1_CORE) | func_clks;
+ __raw_writel(v, CM_FCLKEN1_CORE);
+ delay(1000);
+
+#ifndef KERNEL_UPDATED
+ {
+#define V1 0xffffffff
+#define V2 0x00000007
+
+ __raw_writel(V1, CM_FCLKEN1_CORE);
+ __raw_writel(V2, CM_FCLKEN2_CORE);
+ __raw_writel(V1, CM_ICLKEN1_CORE);
+ __raw_writel(V1, CM_ICLKEN2_CORE);
+ }
+#endif
+}
+
+/****************************************
+ * Routine: muxSetupUsb0 (ostboot)
+ * Description: Setup usb muxing
+ *****************************************/
+void muxSetupUsb0(void)
+{
+ mask_config_reg(CONTROL_PADCONF_USB0_PUEN, 0x1f);
+ mask_config_reg(CONTROL_PADCONF_USB0_VP, 0x1f);
+ mask_config_reg(CONTROL_PADCONF_USB0_VM, 0x1f);
+ mask_config_reg(CONTROL_PADCONF_USB0_RCV, 0x1f);
+ mask_config_reg(CONTROL_PADCONF_USB0_TXEN, 0x1f);
+ mask_config_reg(CONTROL_PADCONF_USB0_SE0, 0x1f);
+ mask_config_reg(CONTROL_PADCONF_USB0_DAT, 0x1f);
+}
+
+/****************************************
+ * Routine: muxSetupUSBHost (ostboot)
+ * Description: Setup USB Host muxing
+ *****************************************/
+void muxSetupUsbHost(void)
+{
+ /* V19 */
+ write_config_reg(CONTROL_PADCONF_USB1_RCV, 1);
+ /* W20 */
+ write_config_reg(CONTROL_PADCONF_USB1_TXEN, 1);
+ /* N14 */
+ write_config_reg(CONTROL_PADCONF_GPIO69, 3);
+ /* P15 */
+ write_config_reg(CONTROL_PADCONF_GPIO70, 3);
+ /* L18 */
+ write_config_reg(CONTROL_PADCONF_GPIO102, 3);
+ /* L19 */
+ write_config_reg(CONTROL_PADCONF_GPIO103, 3);
+ /* K15 */
+ write_config_reg(CONTROL_PADCONF_GPIO104, 3);
+ /* K14 */
+ write_config_reg(CONTROL_PADCONF_GPIO105, 3);
+}
+
+/****************************************
+ * Routine: muxSetupUART1 (ostboot)
+ * Description: Set up uart1 muxing
+ *****************************************/
+void muxSetupUART1(void)
+{
+ /* UART1_CTS pin configuration, PIN = D21, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_UART1_CTS, 0);
+ /* UART1_RTS pin configuration, PIN = H21, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_UART1_RTS, 0);
+ /* UART1_TX pin configuration, PIN = L20, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_UART1_TX, 0);
+ /* UART1_RX pin configuration, PIN = T21, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_UART1_RX, 0);
+}
+
+/****************************************
+ * Routine: muxSetupLCD (ostboot)
+ * Description: Setup lcd muxing
+ *****************************************/
+void muxSetupLCD(void)
+{
+ /* LCD_D0 pin configuration, PIN = Y7, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_DSS_D0, 0);
+ /* LCD_D1 pin configuration, PIN = P10 , Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_DSS_D1, 0);
+ /* LCD_D2 pin configuration, PIN = V8, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_DSS_D2, 0);
+ /* LCD_D3 pin configuration, PIN = Y8, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_DSS_D3, 0);
+ /* LCD_D4 pin configuration, PIN = W8, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_DSS_D4, 0);
+ /* LCD_D5 pin configuration, PIN = R10, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_DSS_D5, 0);
+ /* LCD_D6 pin configuration, PIN = Y9, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_DSS_D6, 0);
+ /* LCD_D7 pin configuration, PIN = V9, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_DSS_D7, 0);
+ /* LCD_D8 pin configuration, PIN = W9, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_DSS_D8, 0);
+ /* LCD_D9 pin configuration, PIN = P11, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_DSS_D9, 0);
+ /* LCD_D10 pin configuration, PIN = V10, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_DSS_D10, 0);
+ /* LCD_D11 pin configuration, PIN = Y10, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_DSS_D11, 0);
+ /* LCD_D12 pin configuration, PIN = W10, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_DSS_D12, 0);
+ /* LCD_D13 pin configuration, PIN = R11, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_DSS_D13, 0);
+ /* LCD_D14 pin configuration, PIN = V11, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_DSS_D14, 0);
+ /* LCD_D15 pin configuration, PIN = W11, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_DSS_D15, 0);
+ /* LCD_D16 pin configuration, PIN = P12, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_DSS_D16, 0);
+ /* LCD_D17 pin configuration, PIN = R12, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_DSS_D17, 0);
+ /* LCD_PCLK pin configuration, PIN = W6, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_DSS_PCLK, 0);
+ /* LCD_VSYNC pin configuration, PIN = V7, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_DSS_VSYNC, 0);
+ /* LCD_HSYNC pin configuration, PIN = Y6, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_DSS_HSYNC, 0);
+ /* LCD_ACBIAS pin configuration, PIN = W7, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_DSS_ACBIAS, 0);
+}
+
+/****************************************
+ * Routine: muxSetupMMCSD (ostboot)
+ * Description: set up MMC muxing
+ *****************************************/
+void muxSetupMMCSD(void)
+{
+ /* SDMMC_CLKI pin configuration, PIN = H15, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_MMC_CLKI, 0);
+ /* SDMMC_CLKO pin configuration, PIN = G19, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_MMC_CLKO, 0);
+ /* SDMMC_CMD pin configuration, PIN = H18, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_MMC_CMD, 0);
+ /* SDMMC_DAT0 pin configuration, PIN = F20, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_MMC_DAT0, 0);
+ /* SDMMC_DAT1 pin configuration, PIN = H14, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_MMC_DAT1, 0);
+ /* SDMMC_DAT2 pin configuration, PIN = E19, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_MMC_DAT2, 0);
+ /* SDMMC_DAT3 pin configuration, PIN = D19, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_MMC_DAT3, 0);
+ /* SDMMC_DDIR0 pin configuration, PIN = F19, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_MMC_DAT_DIR0, 0);
+ /* SDMMC_DDIR1 pin configuration, PIN = E20, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_MMC_DAT_DIR1, 0);
+ /* SDMMC_DDIR2 pin configuration, PIN = F18, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_MMC_DAT_DIR2, 0);
+ /* SDMMC_DDIR3 pin configuration, PIN = E18, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_MMC_DAT_DIR3, 0);
+ /* SDMMC_CDIR pin configuration, PIN = G18, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_MMC_CMD_DIR, 0);
+}
+
+/******************************************
+ * Routine: muxSetupTouchScreen (ostboot)
+ * Description: Set up touch screen muxing
+ *******************************************/
+void muxSetupTouchScreen(void)
+{
+ /* SPI1_CLK pin configuration, PIN = U18, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_SPI1_CLK, 0);
+ /* SPI1_MOSI pin configuration, PIN = V20, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_SPI1_SIMO, 0);
+ /* SPI1_MISO pin configuration, PIN = T18, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_SPI1_SOMI, 0);
+ /* SPI1_nCS0 pin configuration, PIN = U19, Mode = 0, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_SPI1_NCS0, 0);
+#define CONTROL_PADCONF_GPIO85 CONTROL_PADCONF_SPI1_NCS1
+ /* PEN_IRQ pin configuration, PIN = N15, Mode = 3, PUPD=Disabled */
+ write_config_reg(CONTROL_PADCONF_GPIO85, 3);
+}
+
+/***************************************************************
+ * Routine: muxSetupGPMC (ostboot)
+ * Description: Configures balls which cam up in protected mode
+ ***************************************************************/
+void muxSetupGPMC(void)
+{
+ /* gpmc_io_dir, MCR */
+ writel(0x4800008C, 0x19000000);
+
+ /* NOR FLASH CS0 */
+ /* signal - Gpmc_clk; pin - J4; offset - 0x0088; mode 0; Byte-3 */
+ write_config_reg(CONTROL_PADCONF_GPMC_D2_BYTE3, 0);
+ /* MPDB(Multi Port Debug Port) CS1 */
+ /* signal - gpmc_ncs1; pin - N8; offset - 0x008D; mode 0; Byte-1 */
+ write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE1, 0);
+ /* signal - Gpmc_ncs2; pin - E2; offset - 0x008E; mode 0; Byte-2 */
+ write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE2, 0);
+ /* signal - Gpmc_ncs3; pin - N2; offset - 0x008F; mode 0; Byte-3 */
+ write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE3, 0);
+ /* signal - Gpmc_ncs4; pin - ??; offset - 0x0090; mode 0; Byte-4 */
+ write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE4, 0);
+ /* signal - Gpmc_ncs5; pin - ??; offset - 0x0091; mode 0; Byte-5 */
+ write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE5, 0);
+ /* signal - Gpmc_ncs6; pin - ??; offset - 0x0092; mode 0; Byte-6 */
+ write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE6, 0);
+ /* signal - Gpmc_ncs7; pin - ??; offset - 0x0093; mode 0; Byte-7 */
+ write_config_reg(CONTROL_PADCONF_GPMC_NCS0_BYTE7, 0);
+}
+
+/****************************************************************
+ * Routine: muxSetupSDRC (ostboot)
+ * Description: Configures balls which come up in protected mode
+ ****************************************************************/
+void muxSetupSDRC(void)
+{
+ /* It's set by IPL */
+}
diff --git a/board/apollon/config.mk b/board/apollon/config.mk
new file mode 100644
index 0000000..45529c8
--- /dev/null
+++ b/board/apollon/config.mk
@@ -0,0 +1,28 @@
+#
+# (C) Copyright 2005-2007
+# Samsung Electronics
+#
+# Samsung December board with OMAP2420 (ARM1136) cpu
+# see http://www.ti.com/ for more information on Texas Instruments
+#
+# December has 1 bank of 128MB mDDR-SDRAM on CS0
+# December has 1 bank of 00MB mDDR-SDRAM on CS1
+# Physical Address:
+# 8000'0000 (bank0)
+# A000/0000 (bank1) ES2 will be configurable
+# Linux-Kernel is expected to be at 8000'8000, entry 8000'8000
+# (mem base + reserved)
+
+# For use with external or internal boots.
+TEXT_BASE = 0x80e80000
+
+# Used with full SRAM boot.
+# This is either with a GP system or a signed boot image.
+# easiest, and safest way to go if you can.
+#TEXT_BASE = 0x40270000
+
+
+# Handy to get symbols to debug ROM version.
+#TEXT_BASE = 0x0
+#TEXT_BASE = 0x08000000
+#TEXT_BASE = 0x04000000
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