diff options
Diffstat (limited to 'board/sunxi/board.c')
| -rw-r--r-- | board/sunxi/board.c | 38 |
1 files changed, 32 insertions, 6 deletions
diff --git a/board/sunxi/board.c b/board/sunxi/board.c index 2179e23..03890c8 100644 --- a/board/sunxi/board.c +++ b/board/sunxi/board.c @@ -12,6 +12,7 @@ */ #include <common.h> +#include <mmc.h> #ifdef CONFIG_AXP152_POWER #include <axp152.h> #endif @@ -70,9 +71,9 @@ static void mmc_pinmux_setup(int sdc) break; case 1: - /* CMD-PH22, CLK-PH23, D0~D3-PH24~27 : 5 */ - for (pin = SUNXI_GPH(22); pin <= SUNXI_GPH(27); pin++) { - sunxi_gpio_set_cfgpin(pin, SUN4I_GPH22_SDC1); + /* CMD-PG3, CLK-PG4, D0~D3-PG5-8 */ + for (pin = SUNXI_GPG(3); pin <= SUNXI_GPG(8); pin++) { + sunxi_gpio_set_cfgpin(pin, SUN5I_GPG3_SDC1); sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); sunxi_gpio_set_drv(pin, 2); } @@ -104,11 +105,36 @@ static void mmc_pinmux_setup(int sdc) int board_mmc_init(bd_t *bis) { + __maybe_unused struct mmc *mmc0, *mmc1; + __maybe_unused char buf[512]; + mmc_pinmux_setup(CONFIG_MMC_SUNXI_SLOT); - sunxi_mmc_init(CONFIG_MMC_SUNXI_SLOT); -#if !defined (CONFIG_SPL_BUILD) && defined (CONFIG_MMC_SUNXI_SLOT_EXTRA) + mmc0 = sunxi_mmc_init(CONFIG_MMC_SUNXI_SLOT); + if (!mmc0) + return -1; + +#if CONFIG_MMC_SUNXI_SLOT_EXTRA != -1 mmc_pinmux_setup(CONFIG_MMC_SUNXI_SLOT_EXTRA); - sunxi_mmc_init(CONFIG_MMC_SUNXI_SLOT_EXTRA); + mmc1 = sunxi_mmc_init(CONFIG_MMC_SUNXI_SLOT_EXTRA); + if (!mmc1) + return -1; +#endif + +#if CONFIG_MMC_SUNXI_SLOT == 0 && CONFIG_MMC_SUNXI_SLOT_EXTRA == 2 + /* + * Both mmc0 and mmc2 are bootable, figure out where we're booting + * from. Try mmc0 first, just like the brom does. + */ + if (mmc_getcd(mmc0) && mmc_init(mmc0) == 0 && + mmc0->block_dev.block_read(0, 16, 1, buf) == 1) { + buf[12] = 0; + if (strcmp(&buf[4], "eGON.BT0") == 0) + return 0; + } + + /* no bootable card in mmc0, so we must be booting from mmc2, swap */ + mmc0->block_dev.dev = 1; + mmc1->block_dev.dev = 0; #endif return 0; |