diff options
Diffstat (limited to 'board/freescale/lx2160a/lx2160a.c')
| -rw-r--r-- | board/freescale/lx2160a/lx2160a.c | 36 |
1 files changed, 34 insertions, 2 deletions
diff --git a/board/freescale/lx2160a/lx2160a.c b/board/freescale/lx2160a/lx2160a.c index 8ec4df1ac9..ace2a1927d 100644 --- a/board/freescale/lx2160a/lx2160a.c +++ b/board/freescale/lx2160a/lx2160a.c @@ -18,6 +18,7 @@ #include <fdt_support.h> #include <linux/bitops.h> #include <linux/libfdt.h> +#include <linux/delay.h> #include <fsl-mc/fsl_mc.h> #include <env_internal.h> #include <efi_loader.h> @@ -379,7 +380,7 @@ int checkboard(void) */ u8 qixis_esdhc_detect_quirk(void) { - /* for LX2160AQDS res1[1] @ offset 0x1A is SDHC1 Control/Status (SDHC1) + /* * SDHC1 Card ID: * Specifies the type of card installed in the SDHC1 adapter slot. * 000= (reserved) @@ -391,10 +392,35 @@ u8 qixis_esdhc_detect_quirk(void) * 110= SDCard V2/V3 adapter installed. * 111= no adapter is installed. */ - return ((QIXIS_READ(res1[1]) & QIXIS_SDID_MASK) != + return ((QIXIS_READ(sdhc1) & QIXIS_SDID_MASK) != QIXIS_ESDHC_NO_ADAPTER); } +static void esdhc_adapter_card_ident(void) +{ + u8 card_id, val; + + val = QIXIS_READ(sdhc1); + card_id = val & QIXIS_SDID_MASK; + + switch (card_id) { + case QIXIS_ESDHC_ADAPTER_TYPE_SD: + /* Power cycle to card */ + val &= ~QIXIS_SDHC1_S1V3; + QIXIS_WRITE(sdhc1, val); + mdelay(1); + val |= QIXIS_SDHC1_S1V3; + QIXIS_WRITE(sdhc1, val); + /* Route to SDHC1_VS */ + val = QIXIS_READ(brdcfg[11]); + val |= QIXIS_SDHC1_VS; + QIXIS_WRITE(brdcfg[11], val); + break; + default: + break; + } +} + int config_board_mux(void) { u8 reg11, reg5, reg13; @@ -501,6 +527,12 @@ int config_board_mux(void) return 0; } + +int board_early_init_r(void) +{ + esdhc_adapter_card_ident(); + return 0; +} #elif defined(CONFIG_TARGET_LX2160ARDB) int config_board_mux(void) { |