* MA 02111-1307 USA
*/
#include <common.h>
+#include <spl.h>
#include <asm/io.h>
#include <asm/arch/sys_proto.h>
#include <asm/arch/mem.h>
#include <asm/armv7.h>
#include <asm/arch/gpio.h>
#include <asm/omap_common.h>
+#include <asm/arch/mmc_host_def.h>
#include <i2c.h>
#include <linux/compiler.h>
+DECLARE_GLOBAL_DATA_PTR;
+
/* Declarations */
extern omap3_sysinfo sysinfo;
static void omap3_setup_aux_cr(void);
+#ifndef CONFIG_SYS_L2CACHE_OFF
static void omap3_invalidate_l2_cache_secure(void);
+#endif
static const struct gpio_bank gpio_bank_34xx[6] = {
{ (void *)OMAP34XX_GPIO1_BASE, METHOD_GPIO_24XX },
u32 omap3_boot_device = BOOT_DEVICE_NAND;
/* auto boot mode detection is not possible for OMAP3 - hard code */
-u32 omap_boot_mode(void)
+u32 spl_boot_mode(void)
{
- switch (omap_boot_device()) {
+ switch (spl_boot_device()) {
case BOOT_DEVICE_MMC2:
return MMCSD_MODE_RAW;
case BOOT_DEVICE_MMC1:
return MMCSD_MODE_FAT;
break;
- case BOOT_DEVICE_NAND:
- return NAND_MODE_HW_ECC;
- break;
default:
puts("spl: ERROR: unknown device - can't select boot mode\n");
hang();
}
}
-u32 omap_boot_device(void)
+u32 spl_boot_device(void)
{
return omap3_boot_device;
}
+int board_mmc_init(bd_t *bis)
+{
+ switch (spl_boot_device()) {
+ case BOOT_DEVICE_MMC1:
+ omap_mmc_init(0, 0, 0, -1, -1);
+ break;
+ case BOOT_DEVICE_MMC2:
+ case BOOT_DEVICE_MMC2_2:
+ omap_mmc_init(1, 0, 0, -1, -1);
+ break;
+ }
+ return 0;
+}
+
void spl_board_init(void)
{
+#if defined(CONFIG_SPL_NAND_SUPPORT) || defined(CONFIG_SPL_ONENAND_SUPPORT)
+ gpmc_init();
+#endif
#ifdef CONFIG_SPL_I2C_SUPPORT
i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
#endif
#endif
#ifdef CONFIG_SPL_BUILD
+ gd = &gdata;
+
preloader_console_init();
timer_init();
*****************************************************************************/
static int do_switch_ecc(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
{
- if (argc != 2)
+ if (argc < 2 || argc > 3)
goto usage;
- if (strncmp(argv[1], "hw", 2) == 0)
- omap_nand_switch_ecc(1);
- else if (strncmp(argv[1], "sw", 2) == 0)
- omap_nand_switch_ecc(0);
- else
+
+ if (strncmp(argv[1], "hw", 2) == 0) {
+ if (argc == 2) {
+ omap_nand_switch_ecc(1, 1);
+ } else {
+ if (strncmp(argv[2], "hamming", 7) == 0)
+ omap_nand_switch_ecc(1, 1);
+ else if (strncmp(argv[2], "bch8", 4) == 0)
+ omap_nand_switch_ecc(1, 8);
+ else
+ goto usage;
+ }
+ } else if (strncmp(argv[1], "sw", 2) == 0) {
+ omap_nand_switch_ecc(0, 0);
+ } else {
goto usage;
+ }
return 0;
}
U_BOOT_CMD(
- nandecc, 2, 1, do_switch_ecc,
+ nandecc, 3, 1, do_switch_ecc,
"switch OMAP3 NAND ECC calculation algorithm",
- "[hw/sw] - Switch between NAND hardware (hw) or software (sw) ecc algorithm"
+ "hw [hamming|bch8] - Switch between NAND hardware 1-bit hamming and"
+ " 8-bit BCH\n"
+ " ecc calculation (second parameter may"
+ " be omitted).\n"
+ "nandecc sw - Switch to NAND software ecc algorithm."
);
#endif /* CONFIG_NAND_OMAP_GPMC & !CONFIG_SPL_BUILD */
}
}
-static void omap3_update_aux_cr(u32 set_bits, u32 clear_bits)
-{
- u32 acr;
-
- /* Read ACR */
- asm volatile ("mrc p15, 0, %0, c1, c0, 1" : "=r" (acr));
- acr &= ~clear_bits;
- acr |= set_bits;
-
- /* Write ACR - affects non-secure banked bits */
- asm volatile ("mcr p15, 0, %0, c1, c0, 1" : : "r" (acr));
-}
-
static void omap3_setup_aux_cr(void)
{
/* Workaround for Cortex-A8 errata: #454179 #430973
}
#ifndef CONFIG_SYS_L2CACHE_OFF
+static void omap3_update_aux_cr(u32 set_bits, u32 clear_bits)
+{
+ u32 acr;
+
+ /* Read ACR */
+ asm volatile ("mrc p15, 0, %0, c1, c0, 1" : "=r" (acr));
+ acr &= ~clear_bits;
+ acr |= set_bits;
+
+ /* Write ACR - affects non-secure banked bits */
+ asm volatile ("mcr p15, 0, %0, c1, c0, 1" : : "r" (acr));
+}
+
/* Invalidate the entire L2 cache from secure mode */
static void omap3_invalidate_l2_cache_secure(void)
{
*/
omap3_update_aux_cr(0, 0x2);
}
-#endif
+#endif /* !CONFIG_SYS_L2CACHE_OFF */
#ifndef CONFIG_SYS_DCACHE_OFF
void enable_caches(void)
/* Enable D-cache. I-cache is already enabled in start.S */
dcache_enable();
}
-#endif
+#endif /* !CONFIG_SYS_DCACHE_OFF */