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| author | Christian Riesch <christian.riesch@omicron.at> | 2011-12-09 09:47:36 +0000 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2011-12-24 10:23:30 +0100 |
| commit | 620fd27cfa4bbcbfc13ab88bd49055d5eb2ce82c (patch) | |
| tree | d5372a69a2fbf312c565e4cf8a025dd12aec0385 /arch | |
| parent | 32b1127397a305ae0bc0a55ed9c4421fb570ef78 (diff) | |
| download | blackbird-obmc-uboot-620fd27cfa4bbcbfc13ab88bd49055d5eb2ce82c.tar.gz blackbird-obmc-uboot-620fd27cfa4bbcbfc13ab88bd49055d5eb2ce82c.zip | |
arm, davinci: Add SPL support for DA850 SoCs
This code adds an SPL for booting from SPI flash on DA850 SoCs.
Signed-off-by: Christian Riesch <christian.riesch@omicron.at>
Cc: Heiko Schocher <hs@denx.de>
Cc: Sandeep Paulraj <s-paulraj@ti.com>
Cc: Tom Rini <trini@ti.com>
Acked-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/cpu/arm926ejs/davinci/Makefile | 3 | ||||
| -rw-r--r-- | arch/arm/cpu/arm926ejs/davinci/spl.c | 34 |
2 files changed, 35 insertions, 2 deletions
diff --git a/arch/arm/cpu/arm926ejs/davinci/Makefile b/arch/arm/cpu/arm926ejs/davinci/Makefile index 5ae89df5db..da7efac085 100644 --- a/arch/arm/cpu/arm926ejs/davinci/Makefile +++ b/arch/arm/cpu/arm926ejs/davinci/Makefile @@ -38,7 +38,8 @@ COBJS-$(CONFIG_DRIVER_TI_EMAC) += lxt972.o dp83848.o et1011c.o ksz8873.o ifdef CONFIG_SPL_BUILD COBJS-y += spl.o -COBJS-y += dm365_lowlevel.o +COBJS-$(CONFIG_SOC_DM365) += dm365_lowlevel.o +COBJS-$(CONFIG_SOC_DA8XX) += da850_lowlevel.o endif SOBJS = reset.o diff --git a/arch/arm/cpu/arm926ejs/davinci/spl.c b/arch/arm/cpu/arm926ejs/davinci/spl.c index d9b9398b7e..20f798e0df 100644 --- a/arch/arm/cpu/arm926ejs/davinci/spl.c +++ b/arch/arm/cpu/arm926ejs/davinci/spl.c @@ -26,6 +26,16 @@ #include <nand.h> #include <asm/arch/dm365_lowlevel.h> #include <ns16550.h> +#include <malloc.h> +#include <spi_flash.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* Define global data structure pointer to it*/ +static gd_t gdata __attribute__ ((section(".data"))); +static bd_t bdata __attribute__ ((section(".data"))); + +#ifndef CONFIG_SPL_LIBCOMMON_SUPPORT void puts(const char *str) { @@ -41,6 +51,8 @@ void putc(char c) NS16550_putc((NS16550_t)(CONFIG_SYS_NS16550_COM1), c); } +#endif /* CONFIG_SPL_LIBCOMMON_SUPPORT */ + inline void hang(void) { puts("### ERROR ### Please RESET the board ###\n"); @@ -50,14 +62,34 @@ inline void hang(void) void board_init_f(ulong dummy) { +#ifdef CONFIG_SOC_DM365 dm36x_lowlevel_init(0); +#endif +#ifdef CONFIG_SOC_DA8XX + arch_cpu_init(); +#endif relocate_code(CONFIG_SPL_STACK, NULL, CONFIG_SPL_TEXT_BASE); } void board_init_r(gd_t *id, ulong dummy) { - +#ifdef CONFIG_SOC_DM365 nand_init(); puts("Nand boot...\n"); nand_boot(); +#endif +#ifdef CONFIG_SOC_DA8XX + mem_malloc_init(CONFIG_SYS_TEXT_BASE - CONFIG_SYS_MALLOC_LEN, + CONFIG_SYS_MALLOC_LEN); + + gd = &gdata; + gd->bd = &bdata; + gd->flags |= GD_FLG_RELOC; + gd->baudrate = CONFIG_BAUDRATE; + serial_init(); /* serial communications setup */ + gd->have_console = 1; + + puts("SPI boot...\n"); + spi_boot(); +#endif } |
