[U-Boot] [PATCH v2 3/3] mx6sl: Add initial support for mx6slevk board
festevam at gmail.com
festevam at gmail.com
Wed Apr 10 21:32:58 CEST 2013
From: Fabio Estevam <fabio.estevam at freescale.com>
mx6slevk board is a development board from Freescale based on the mx6 solo-lite
processor.
For details about mx6slevk, please refer to:
http://www.freescale.com/webapp/sps/site/prod_summary.jsp?code=IMX6SLEVK&parentCode=i.MX6SL&fpsp=1
Signed-off-by: Fabio Estevam <fabio.estevam at freescale.com>
---
Changes since v2:
- Total RAM is 1GB, not 512MB
Changes since v1:
- None
MAINTAINERS | 1 +
board/freescale/mx6slevk/Makefile | 28 +++++
board/freescale/mx6slevk/imximage.cfg | 118 ++++++++++++++++++++
board/freescale/mx6slevk/mx6slevk.c | 102 ++++++++++++++++++
boards.cfg | 1 +
include/configs/mx6slevk.h | 189 +++++++++++++++++++++++++++++++++
6 files changed, 439 insertions(+)
create mode 100644 board/freescale/mx6slevk/Makefile
create mode 100644 board/freescale/mx6slevk/imximage.cfg
create mode 100644 board/freescale/mx6slevk/mx6slevk.c
create mode 100644 include/configs/mx6slevk.h
diff --git a/MAINTAINERS b/MAINTAINERS
index 0f19078..723a316 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -665,6 +665,7 @@ Fabio Estevam <fabio.estevam at freescale.com>
mx6qsabresd i.MX6Q
mx6qsabreauto i.MX6Q
wandboard i.MX6DL/S
+ mx6slevk i.MX6SL
Daniel Gorsulowski <daniel.gorsulowski at esd.eu>
diff --git a/board/freescale/mx6slevk/Makefile b/board/freescale/mx6slevk/Makefile
new file mode 100644
index 0000000..43af351
--- /dev/null
+++ b/board/freescale/mx6slevk/Makefile
@@ -0,0 +1,28 @@
+# (C) Copyright 2013 Freescale Semiconductor, Inc.
+#
+# 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.
+#
+
+include $(TOPDIR)/config.mk
+
+LIB = $(obj)lib$(BOARD).o
+
+COBJS := mx6slevk.o
+
+SRCS := $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+
+$(LIB): $(obj).depend $(OBJS)
+ $(call cmd_link_o_target, $(OBJS))
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/freescale/mx6slevk/imximage.cfg b/board/freescale/mx6slevk/imximage.cfg
new file mode 100644
index 0000000..df39a16
--- /dev/null
+++ b/board/freescale/mx6slevk/imximage.cfg
@@ -0,0 +1,118 @@
+/*
+ * Copyright (C) 2013 Freescale Semiconductor, Inc.
+ *
+ * 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.
+ *
+ * Refer docs/README.imxmage for more details about how-to configure
+ * and create imximage boot image
+ *
+ * The syntax is taken as close as possible with the kwbimage
+ */
+
+/* image version */
+
+IMAGE_VERSION 2
+
+/*
+ * Boot Device : one of
+ * spi, sd (the board has no nand neither onenand)
+ */
+
+BOOT_FROM sd
+
+/*
+ * Device Configuration Data (DCD)
+ *
+ * Each entry must have the format:
+ * Addr-type Address Value
+ *
+ * where:
+ * Addr-type register length (1,2 or 4 bytes)
+ * Address absolute address of the register
+ * value value to be stored in the register
+ */
+DATA 4 0x020c4018 0x00260324
+
+DATA 4 0x020c4068 0xffffffff
+DATA 4 0x020c406c 0xffffffff
+DATA 4 0x020c4070 0xffffffff
+DATA 4 0x020c4074 0xffffffff
+DATA 4 0x020c4078 0xffffffff
+DATA 4 0x020c407c 0xffffffff
+DATA 4 0x020c4080 0xffffffff
+
+DATA 4 0x020e0344 0x00003030
+DATA 4 0x020e0348 0x00003030
+DATA 4 0x020e034c 0x00003030
+DATA 4 0x020e0350 0x00003030
+DATA 4 0x020e030c 0x00000030
+DATA 4 0x020e0310 0x00000030
+DATA 4 0x020e0314 0x00000030
+DATA 4 0x020e0318 0x00000030
+DATA 4 0x020e0300 0x00000030
+DATA 4 0x020e031c 0x00000030
+DATA 4 0x020e0338 0x00000028
+DATA 4 0x020e0320 0x00000030
+DATA 4 0x020e032c 0x00000000
+DATA 4 0x020e033c 0x00000008
+DATA 4 0x020e0340 0x00000008
+DATA 4 0x020e05c4 0x00000030
+DATA 4 0x020e05cc 0x00000030
+DATA 4 0x020e05d4 0x00000030
+DATA 4 0x020e05d8 0x00000030
+DATA 4 0x020e05ac 0x00000030
+DATA 4 0x020e05c8 0x00000030
+DATA 4 0x020e05b0 0x00020000
+DATA 4 0x020e05b4 0x00000000
+DATA 4 0x020e05c0 0x00020000
+DATA 4 0x020e05d0 0x00080000
+
+DATA 4 0x021b001c 0x00008000
+DATA 4 0x021b085c 0x1b4700c7
+DATA 4 0x021b0800 0xa1390003
+DATA 4 0x021b0890 0x00300000
+DATA 4 0x021b08b8 0x00000800
+DATA 4 0x021b081c 0x33333333
+DATA 4 0x021b0820 0x33333333
+DATA 4 0x021b0824 0x33333333
+DATA 4 0x021b0828 0x33333333
+DATA 4 0x021b082c 0xf3333333
+DATA 4 0x021b0830 0xf3333333
+DATA 4 0x021b0834 0xf3333333
+DATA 4 0x021b0838 0xf3333333
+DATA 4 0x021b0848 0x4241444a
+DATA 4 0x021b0850 0x3030312b
+DATA 4 0x021b083c 0x20000000
+DATA 4 0x021b0840 0x00000000
+DATA 4 0x021b08c0 0x24911492
+DATA 4 0x021b08b8 0x00000800
+DATA 4 0x021b000c 0x33374133
+DATA 4 0x021b0004 0x00020024
+DATA 4 0x021b0010 0x00100A82
+DATA 4 0x021b0014 0x00000093
+DATA 4 0x021b0018 0x00001688
+DATA 4 0x021b002c 0x0f9f26d2
+DATA 4 0x021b0030 0x0000020e
+DATA 4 0x021b0038 0x00190778
+DATA 4 0x021b0008 0x00000000
+DATA 4 0x021b0040 0x0000004f
+DATA 4 0x021b0000 0xc3110000
+DATA 4 0x021b001c 0x003f8030
+DATA 4 0x021b001c 0xff0a8030
+DATA 4 0x021b001c 0x82018030
+DATA 4 0x021b001c 0x04028030
+DATA 4 0x021b001c 0x02038030
+DATA 4 0x021b001c 0xff0a8038
+DATA 4 0x021b001c 0x82018038
+DATA 4 0x021b001c 0x04028038
+DATA 4 0x021b001c 0x02038038
+DATA 4 0x021b0800 0xa1310003
+DATA 4 0x021b0020 0x00001800
+DATA 4 0x021b0818 0x00000000
+DATA 4 0x021b08b8 0x00000800
+DATA 4 0x021b0004 0x00025564
+DATA 4 0x021b0404 0x00011006
+DATA 4 0x021b001c 0x00000000
diff --git a/board/freescale/mx6slevk/mx6slevk.c b/board/freescale/mx6slevk/mx6slevk.c
new file mode 100644
index 0000000..fc6353e
--- /dev/null
+++ b/board/freescale/mx6slevk/mx6slevk.c
@@ -0,0 +1,102 @@
+/*
+ * Copyright (C) 2013 Freescale Semiconductor, Inc.
+ *
+ * Author: Fabio Estevam <fabio.estevam at freescale.com>
+ *
+ * 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.
+ */
+
+#include <asm/arch/clock.h>
+#include <asm/arch/iomux.h>
+#include <asm/arch/imx-regs.h>
+#include <asm/arch/mx6-pins.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/gpio.h>
+#include <asm/imx-common/iomux-v3.h>
+#include <asm/io.h>
+#include <asm/sizes.h>
+#include <common.h>
+#include <fsl_esdhc.h>
+#include <mmc.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define UART_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
+ PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
+ PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS)
+
+#define USDHC_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
+ PAD_CTL_PUS_22K_UP | PAD_CTL_SPEED_LOW | \
+ PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS)
+
+int dram_init(void)
+{
+ gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE);
+
+ return 0;
+}
+
+static iomux_v3_cfg_t const uart1_pads[] = {
+ MX6_PAD_UART1_TXD__UART1_TXD | MUX_PAD_CTRL(UART_PAD_CTRL),
+ MX6_PAD_UART1_RXD__UART1_RXD | MUX_PAD_CTRL(UART_PAD_CTRL),
+};
+
+static iomux_v3_cfg_t const usdhc2_pads[] = {
+ MX6_PAD_SD2_CLK__USDHC2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD2_CMD__USDHC2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD2_DAT0__USDHC2_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD2_DAT1__USDHC2_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD2_DAT2__USDHC2_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD2_DAT3__USDHC2_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+};
+
+static void setup_iomux_uart(void)
+{
+ imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads));
+}
+
+static struct fsl_esdhc_cfg usdhc_cfg[1] = {
+ {USDHC2_BASE_ADDR},
+};
+
+int board_mmc_getcd(struct mmc *mmc)
+{
+ return 1; /* Assume boot SD always present */
+}
+
+int board_mmc_init(bd_t *bis)
+{
+ imx_iomux_v3_setup_multiple_pads(usdhc2_pads, ARRAY_SIZE(usdhc2_pads));
+
+ usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK);
+ return fsl_esdhc_initialize(bis, &usdhc_cfg[0]);
+}
+
+int board_early_init_f(void)
+{
+ setup_iomux_uart();
+ return 0;
+}
+
+int board_init(void)
+{
+ /* address of boot parameters */
+ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
+
+ return 0;
+}
+
+u32 get_board_rev(void)
+{
+ return get_cpu_rev();
+}
+
+int checkboard(void)
+{
+ puts("Board: MX6SLEVK\n");
+
+ return 0;
+}
diff --git a/boards.cfg b/boards.cfg
index 7725a15..9e213ad 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -257,6 +257,7 @@ mx6qarm2 arm armv7 mx6qarm2 freesca
mx6qsabreauto arm armv7 mx6qsabreauto freescale mx6 mx6qsabreauto:IMX_CONFIG=board/freescale/mx6qsabreauto/imximage.cfg
mx6qsabrelite arm armv7 mx6qsabrelite freescale mx6 mx6qsabrelite:IMX_CONFIG=board/freescale/imx/ddr/mx6q_4x_mt41j128.cfg
mx6qsabresd arm armv7 mx6qsabresd freescale mx6 mx6qsabresd:IMX_CONFIG=board/freescale/imx/ddr/mx6q_4x_mt41j128.cfg
+mx6slevk arm armv7 mx6slevk freescale mx6 mx6slevk:IMX_CONFIG=board/freescale/mx6slevk/imximage.cfg,MX6SL
eco5pk arm armv7 eco5pk 8dtech omap3
nitrogen6dl arm armv7 nitrogen6x boundary mx6 nitrogen6x:IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6dl.cfg,MX6DL,DDR_MB=1024
nitrogen6dl2g arm armv7 nitrogen6x boundary mx6 nitrogen6x:IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6dl2g.cfg,MX6DL,DDR_MB=2048
diff --git a/include/configs/mx6slevk.h b/include/configs/mx6slevk.h
new file mode 100644
index 0000000..67b63f4
--- /dev/null
+++ b/include/configs/mx6slevk.h
@@ -0,0 +1,189 @@
+/*
+ * Copyright 2013 Freescale Semiconductor, Inc.
+ *
+ * Configuration settings for the Freescale i.MX6SL EVK board.
+ *
+ * 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.
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#include <asm/arch/imx-regs.h>
+#include <asm/sizes.h>
+
+#define CONFIG_MX6
+#define CONFIG_DISPLAY_CPUINFO
+#define CONFIG_DISPLAY_BOARDINFO
+
+#define MACH_TYPE_MX6SLEVK 4307
+#define CONFIG_MACH_TYPE MACH_TYPE_MX6SLEVK
+
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_INITRD_TAG
+#define CONFIG_REVISION_TAG
+
+/* Size of malloc() pool */
+#define CONFIG_SYS_MALLOC_LEN (3 * SZ_1M)
+
+#define CONFIG_BOARD_EARLY_INIT_F
+#define CONFIG_MXC_GPIO
+
+#define CONFIG_MXC_UART
+#define CONFIG_MXC_UART_BASE UART1_IPS_BASE_ADDR
+
+/* MMC Configs */
+#define CONFIG_FSL_ESDHC
+#define CONFIG_FSL_USDHC
+#define CONFIG_SYS_FSL_ESDHC_ADDR 0
+
+#define CONFIG_MMC
+#define CONFIG_CMD_MMC
+#define CONFIG_GENERIC_MMC
+#define CONFIG_CMD_FAT
+#define CONFIG_DOS_PARTITION
+
+/* allow to overwrite serial and ethaddr */
+#define CONFIG_ENV_OVERWRITE
+#define CONFIG_CONS_INDEX 1
+#define CONFIG_BAUDRATE 115200
+
+/* Command definition */
+#include <config_cmd_default.h>
+
+#undef CONFIG_CMD_IMLS
+
+#define CONFIG_BOOTDELAY 3
+
+#define CONFIG_LOADADDR 0x80800000
+#define CONFIG_SYS_TEXT_BASE 0x87800000
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ "script=boot.scr\0" \
+ "uimage=uImage\0" \
+ "console=ttymxc0\0" \
+ "fdt_high=0xffffffff\0" \
+ "initrd_high=0xffffffff\0" \
+ "fdt_file=imx6sl-evk.dtb\0" \
+ "fdt_addr=0x81000000\0" \
+ "boot_fdt=try\0" \
+ "ip_dyn=yes\0" \
+ "mmcdev=0\0" \
+ "mmcpart=2\0" \
+ "mmcroot=/dev/mmcblk0p3 rootwait rw\0" \
+ "mmcargs=setenv bootargs console=${console},${baudrate} " \
+ "root=${mmcroot}\0" \
+ "loadbootscript=" \
+ "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
+ "bootscript=echo Running bootscript from mmc ...; " \
+ "source\0" \
+ "loaduimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${uimage}\0" \
+ "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
+ "mmcboot=echo Booting from mmc ...; " \
+ "run mmcargs; " \
+ "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
+ "if run loadfdt; then " \
+ "bootm ${loadaddr} - ${fdt_addr}; " \
+ "else " \
+ "if test ${boot_fdt} = try; then " \
+ "bootm; " \
+ "else " \
+ "echo WARN: Cannot load the DT; " \
+ "fi; " \
+ "fi; " \
+ "else " \
+ "bootm; " \
+ "fi;\0" \
+ "netargs=setenv bootargs console=${console},${baudrate} " \
+ "root=/dev/nfs " \
+ "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
+ "netboot=echo Booting from net ...; " \
+ "run netargs; " \
+ "if test ${ip_dyn} = yes; then " \
+ "setenv get_cmd dhcp; " \
+ "else " \
+ "setenv get_cmd tftp; " \
+ "fi; " \
+ "${get_cmd} ${uimage}; " \
+ "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
+ "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
+ "bootm ${loadaddr} - ${fdt_addr}; " \
+ "else " \
+ "if test ${boot_fdt} = try; then " \
+ "bootm; " \
+ "else " \
+ "echo WARN: Cannot load the DT; " \
+ "fi; " \
+ "fi; " \
+ "else " \
+ "bootm; " \
+ "fi;\0"
+
+#define CONFIG_BOOTCOMMAND \
+ "mmc dev ${mmcdev};" \
+ "mmc dev ${mmcdev}; if mmc rescan; then " \
+ "if run loadbootscript; then " \
+ "run bootscript; " \
+ "else " \
+ "if run loaduimage; then " \
+ "run mmcboot; " \
+ "else run netboot; " \
+ "fi; " \
+ "fi; " \
+ "else run netboot; fi"
+
+/* Miscellaneous configurable options */
+#define CONFIG_SYS_LONGHELP
+#define CONFIG_SYS_HUSH_PARSER
+#define CONFIG_SYS_PROMPT "=> "
+#define CONFIG_AUTO_COMPLETE
+#define CONFIG_SYS_CBSIZE 256
+
+/* Print Buffer Size */
+#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
+#define CONFIG_SYS_MAXARGS 16
+#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
+
+#define CONFIG_SYS_MEMTEST_START 0x80000000
+#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + SZ_512M)
+
+#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
+#define CONFIG_SYS_HZ 1000
+
+#define CONFIG_CMDLINE_EDITING
+#define CONFIG_STACKSIZE SZ_128K
+
+/* Physical Memory Map */
+#define CONFIG_NR_DRAM_BANKS 1
+#define PHYS_SDRAM MMDC0_ARB_BASE_ADDR
+#define PHYS_SDRAM_SIZE SZ_1G
+
+#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM
+#define CONFIG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR
+#define CONFIG_SYS_INIT_RAM_SIZE IRAM_SIZE
+
+#define CONFIG_SYS_INIT_SP_OFFSET \
+ (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
+#define CONFIG_SYS_INIT_SP_ADDR \
+ (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
+
+/* FLASH and environment organization */
+#define CONFIG_SYS_NO_FLASH
+
+#define CONFIG_ENV_OFFSET (6 * SZ_64K)
+#define CONFIG_ENV_SIZE SZ_8K
+#define CONFIG_ENV_IS_IN_MMC
+#define CONFIG_SYS_MMC_ENV_DEV 0
+
+#define CONFIG_OF_LIBFDT
+#define CONFIG_CMD_BOOTZ
+
+#ifndef CONFIG_SYS_DCACHE_OFF
+#define CONFIG_CMD_CACHE
+#endif
+
+#endif /* __CONFIG_H */
--
1.7.9.5
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