From c76eb72c43ac3ef4518dac4bee653b769d95e63e Mon Sep 17 00:00:00 2001 From: Purna Chandra Mandal <purna.mandal@microchip.com> Date: Thu, 28 Jan 2016 15:30:19 +0530 Subject: board: add SDHCI support for PIC32MZDASK board. Enable MMC, SDHCI, FAT_FS support for PIC32MZ[DA] StarterKit. Also add custom scripts, rules to boot Linux from microSD card. Signed-off-by: Purna Chandra Mandal <purna.mandal@microchip.com> --- include/configs/pic32mzdask.h | 59 +++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 57 insertions(+), 2 deletions(-) (limited to 'include') diff --git a/include/configs/pic32mzdask.h b/include/configs/pic32mzdask.h index 5ba2a19c60..b25803897e 100644 --- a/include/configs/pic32mzdask.h +++ b/include/configs/pic32mzdask.h @@ -46,6 +46,7 @@ #define CONFIG_SYS_LOAD_ADDR 0x88500000 /* default load address */ #define CONFIG_SYS_ENV_ADDR 0x88300000 +#define CONFIG_SYS_FDT_ADDR 0x89d00000 /* Memory Test */ #define CONFIG_SYS_MEMTEST_START 0x88000000 @@ -77,6 +78,33 @@ */ #define CONFIG_OF_LIBFDT 1 +/*----------------------------------------------------------------------- + * SDHC Configuration + */ +#define CONFIG_SDHCI +#define CONFIG_MMC +#define CONFIG_GENERIC_MMC +#define CONFIG_CMD_MMC + +/*----------------------------------------------------------------------- + * File System Configuration + */ +/* FAT FS */ +#define CONFIG_DOS_PARTITION +#define CONFIG_PARTITION_UUIDS +#define CONFIG_SUPPORT_VFAT +#define CONFIG_FS_FAT +#define CONFIG_FAT_WRITE +#define CONFIG_CMD_FS_GENERIC +#define CONFIG_CMD_PART +#define CONFIG_CMD_FAT + +/* EXT4 FS */ +#define CONFIG_FS_EXT4 +#define CONFIG_CMD_EXT2 +#define CONFIG_CMD_EXT4 +#define CONFIG_CMD_EXT4_WRITE + /* ------------------------------------------------- * Environment */ @@ -87,7 +115,34 @@ * Board boot configuration */ #define CONFIG_TIMESTAMP /* Print image info with timestamp */ -#define CONFIG_BOOTDELAY 5 /* autoboot after X seconds */ -#undef CONFIG_BOOTARGS +#define CONFIG_BOOTDELAY 5 + +#define MEM_LAYOUT_ENV_SETTINGS \ + "kernel_addr_r="__stringify(CONFIG_SYS_LOAD_ADDR)"\0" \ + "fdt_addr_r="__stringify(CONFIG_SYS_FDT_ADDR)"\0" \ + "scriptaddr="__stringify(CONFIG_SYS_ENV_ADDR)"\0" + +#define CONFIG_LEGACY_BOOTCMD_ENV \ + "legacy_bootcmd= " \ + "if load mmc 0 ${scriptaddr} uEnv.txt; then " \ + "env import -tr ${scriptaddr} ${filesize}; " \ + "if test -n \"${bootcmd_uenv}\" ; then " \ + "echo Running bootcmd_uenv ...; " \ + "run bootcmd_uenv; " \ + "fi; " \ + "fi; \0" + +#define BOOT_TARGET_DEVICES(func) \ + func(MMC, mmc, 0) + +#include <config_distro_bootcmd.h> + +#define CONFIG_EXTRA_ENV_SETTINGS \ + MEM_LAYOUT_ENV_SETTINGS \ + CONFIG_LEGACY_BOOTCMD_ENV \ + BOOTENV + +#undef CONFIG_BOOTCOMMAND +#define CONFIG_BOOTCOMMAND "run distro_bootcmd || run legacy_bootcmd" #endif /* __PIC32MZDASK_CONFIG_H */ -- cgit v1.2.1