mx6: Add basic support for mx6qsabresd board.

mx6qsabresd is a board based on mx6q SoC with the following features:
- 1GB of DDR3
- 1 USB OTG port
- 1 HDMI output port
- SPI NOR
- LVDS panel
- Gigabit Ethernet
- Camera Connector
- eMMC and SD card slot
- Audio

Add very basic support for it.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>

1 files changed, 170 insertions, 0 deletions

diff --git a/include/configs/mx6qsabresd.h b/include/configs/mx6qsabresd.h
new file mode 100644
index 0000000..448ce28
--- /dev/null
+++ b/include/configs/mx6qsabresd.h
@@ -0,0 +1,170 @@
+/*
+ * Copyright (C) 2012 Freescale Semiconductor, Inc.
+ *
+ * Configuration settings for the Freescale i.MX6Q SabreSD 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.
+ *
+ * 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.
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#define CONFIG_MX6Q
+#define CONFIG_SYS_MX6_HCLK            24000000
+#define CONFIG_SYS_MX6_CLK32           32768
+#define CONFIG_DISPLAY_CPUINFO
+#define CONFIG_DISPLAY_BOARDINFO
+
+#define CONFIG_MACH_TYPE	3980
+
+#include <asm/arch/imx-regs.h>
+
+#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          CONFIG_ENV_SIZE
+
+#define CONFIG_ARCH_CPU_INIT
+#define CONFIG_BOARD_EARLY_INIT_F
+#define CONFIG_MXC_GPIO
+
+#define CONFIG_MXC_UART
+#define CONFIG_MXC_UART_BASE           UART1_BASE
+
+/* MMC Configs */
+#define CONFIG_FSL_ESDHC
+#define CONFIG_FSL_USDHC
+#define CONFIG_SYS_FSL_ESDHC_ADDR      0
+#define CONFIG_SYS_FSL_USDHC_NUM       2
+
+#define CONFIG_MMC
+#define CONFIG_CMD_MMC
+#define CONFIG_GENERIC_MMC
+#define CONFIG_CMD_EXT2
+#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                        0x10800000
+#define CONFIG_SYS_TEXT_BASE           0x17800000
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+	"script=boot.scr\0" \
+	"uimage=uImage\0" \
+	"console=ttymxc0\0" \
+	"fdt_high=0xffffffff\0"	  \
+	"initrd_high=0xffffffff\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} ${uimage}\0" \
+		"mmcboot=echo Booting from mmc ...; " \
+		"run mmcargs; " \
+		"bootm\0" \
+	"netargs=setenv bootargs console=${console},${baudrate} " \
+		"root=/dev/nfs " \
+		"ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
+	"netboot=echo Booting from net ...; " \
+		"run netargs; " \
+		"dhcp ${uimage}; bootm\0" \
+
+#define CONFIG_BOOTCOMMAND \
+	"mmc dev ${mmcdev};" \
+	"if mmc rescan ${mmcdev}; then " \
+		"if run loadbootscript; then " \
+		"run bootscript; " \
+		"else " \
+			"if run loaduimage; then " \
+				"run mmcboot; " \
+			"else run netboot; " \
+			"fi; " \
+		"fi; " \
+	"else run netboot; fi"
+
+#define CONFIG_ARP_TIMEOUT     200UL
+
+/* Miscellaneous configurable options */
+#define CONFIG_SYS_LONGHELP
+#define CONFIG_SYS_HUSH_PARSER
+#define CONFIG_SYS_PROMPT_HUSH_PS2     "> "
+#define CONFIG_SYS_PROMPT              "MX6QSABRESD U-Boot > "
+#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       0x10000000
+#define CONFIG_SYS_MEMTEST_END         0x10010000
+
+#define CONFIG_SYS_LOAD_ADDR           CONFIG_LOADADDR
+#define CONFIG_SYS_HZ                  1000
+
+#define CONFIG_CMDLINE_EDITING
+#define CONFIG_STACKSIZE               (128 * 1024)
+
+/* Physical Memory Map */
+#define CONFIG_NR_DRAM_BANKS           1
+#define PHYS_SDRAM                     MMDC0_ARB_BASE_ADDR
+#define PHYS_SDRAM_SIZE                        (1u * 1024 * 1024 * 1024)
+
+#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_SIZE			(8 * 1024)
+
+#define CONFIG_ENV_IS_IN_MMC
+
+#if defined(CONFIG_ENV_IS_IN_MMC)
+#define CONFIG_ENV_OFFSET		(6 * 64 * 1024)
+#define CONFIG_SYS_MMC_ENV_DEV		0
+#endif
+
+#define CONFIG_OF_LIBFDT
+
+#define CONFIG_SYS_DCACHE_OFF
+
+#ifndef CONFIG_SYS_DCACHE_OFF
+#define CONFIG_CMD_CACHE
+#endif
+
+#endif                         /* __CONFIG_H */