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| author | Yusuke Goda <yusuke.goda.sx@renesas.com> | 2011-01-07 09:48:36 +0000 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2011-01-11 12:54:48 +0900 |
| commit | da5d1f4c9001c0aa2092019bdfa8f41e9985d163 (patch) | |
| tree | 78f4b749872675ebe9711da0ca72d65bf54c2f29 /arch/arm | |
| parent | e54be894eae10eca9892e965cc9532f5d5a11767 (diff) | |
| download | blackbird-op-linux-da5d1f4c9001c0aa2092019bdfa8f41e9985d163.tar.gz blackbird-op-linux-da5d1f4c9001c0aa2092019bdfa8f41e9985d163.zip | |
ARM: mach-shmobile: mackerel: Add support get_cd in CN23
Signed-off-by: Yusuke Goda <yusuke.goda.sx@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-shmobile/board-mackerel.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c index 5bcf5c1e1399..f0547dcb1d8c 100644 --- a/arch/arm/mach-shmobile/board-mackerel.c +++ b/arch/arm/mach-shmobile/board-mackerel.c @@ -729,6 +729,15 @@ static struct platform_device sdhi1_device = { }; #endif +/* + * The card detect pin of the top SD/MMC slot (CN23) is active low and is + * connected to GPIO SCIFB_SCK of SH7372 (GPIO_PORT162). + */ +static int slot_cn23_get_cd(struct platform_device *pdev) +{ + return !gpio_get_value(GPIO_PORT162); +} + /* SDHI2 */ static struct sh_mobile_sdhi_info sdhi2_info = { .dma_slave_tx = SHDMA_SLAVE_SDHI2_TX, @@ -736,6 +745,7 @@ static struct sh_mobile_sdhi_info sdhi2_info = { .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE, .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_NEEDS_POLL, + .get_cd = slot_cn23_get_cd, }; static struct resource sdhi2_resources[] = { @@ -1127,6 +1137,10 @@ static void __init mackerel_init(void) gpio_request(GPIO_FN_SDHID2_1, NULL); gpio_request(GPIO_FN_SDHID2_0, NULL); + /* card detect pin for microSD slot (CN23) */ + gpio_request(GPIO_PORT162, NULL); + gpio_direction_input(GPIO_PORT162); + /* MMCIF */ gpio_request(GPIO_FN_MMCD0_0, NULL); gpio_request(GPIO_FN_MMCD0_1, NULL); |
