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| author | Thierry Reding <thierry.reding@avionic-design.de> | 2012-06-04 20:02:29 +0000 |
|---|---|---|
| committer | Albert ARIBAUD (U-Boot) <uboot@lilith.(none)> | 2012-07-09 22:44:32 +0200 |
| commit | 792545430535c7fec7ecfcdf988dd3e9d46c0dd1 (patch) | |
| tree | fb4d48bc6b5003e710679fd1848c316357207887 | |
| parent | 22d58506f5d04918d2bde62c5fe71abee24e4ea8 (diff) | |
| download | u-boot-imx-792545430535c7fec7ecfcdf988dd3e9d46c0dd1.zip u-boot-imx-792545430535c7fec7ecfcdf988dd3e9d46c0dd1.tar.gz u-boot-imx-792545430535c7fec7ecfcdf988dd3e9d46c0dd1.tar.bz2 | |
tegra: Use SD write-protect GPIO on Tamonten
GPIO PI6 can be used to obtain the write-protect status of an SD card
inserted into the SD slot.
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Signed-off-by: Tom Warren <twarren@nvidia.com>
| -rw-r--r-- | board/avionic-design/common/tamonten.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/board/avionic-design/common/tamonten.c b/board/avionic-design/common/tamonten.c index 915247c..610f188 100644 --- a/board/avionic-design/common/tamonten.c +++ b/board/avionic-design/common/tamonten.c @@ -65,6 +65,8 @@ void gpio_early_init(void) static void pin_mux_mmc(void) { funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATB_GMA_GME_8_BIT); + /* for write-protect GPIO PI6 */ + pinmux_tristate_disable(PINGRP_ATA); /* for CD GPIO PH2 */ pinmux_tristate_disable(PINGRP_ATD); } @@ -76,7 +78,7 @@ int board_mmc_init(bd_t *bd) pin_mux_mmc(); /* init dev 0, SD slot, with 4-bit bus */ - tegra2_mmc_init(0, 4, -1, GPIO_PH2); + tegra2_mmc_init(0, 4, GPIO_PI6, GPIO_PH2); return 0; } |