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| author | Linus Walleij <linus.walleij@linaro.org> | 2011-03-30 18:00:39 +0400 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2011-06-21 12:57:41 +0400 |
| commit | 02a734373b998efdcb9d28d8c3aa77e549bb38c0 (patch) | |
| tree | e3f9db9d9888c9072a070a3fce8ff082f7b09dbe /arch/arm/mach-ux500 | |
| parent | f727a05a2c90cfe44749004718bc5a4ef3569b34 (diff) | |
| download | linux-02a734373b998efdcb9d28d8c3aa77e549bb38c0.tar.xz | |
mach-ux500: correct MMC/SDI parameters
We cannot clock the MMCI blocks more than 50 MHz. A bug prevented
us from seeing the effect of actually driving them to 100 MHz,
which indeed resulted failure, on the external SD card.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'arch/arm/mach-ux500')
| -rw-r--r-- | arch/arm/mach-ux500/board-mop500-sdi.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/arm/mach-ux500/board-mop500-sdi.c b/arch/arm/mach-ux500/board-mop500-sdi.c index f8b195063b62..5fbd6bc63cb1 100644 --- a/arch/arm/mach-ux500/board-mop500-sdi.c +++ b/arch/arm/mach-ux500/board-mop500-sdi.c @@ -86,8 +86,10 @@ static struct stedma40_chan_cfg mop500_sdi0_dma_cfg_tx = { static struct mmci_platform_data mop500_sdi0_data = { .vdd_handler = mop500_sdi0_vdd_handler, .ocr_mask = MMC_VDD_29_30, - .f_max = 100000000, - .capabilities = MMC_CAP_4_BIT_DATA, + .f_max = 50000000, + .capabilities = MMC_CAP_4_BIT_DATA | + MMC_CAP_SD_HIGHSPEED | + MMC_CAP_MMC_HIGHSPEED, .gpio_wp = -1, #ifdef CONFIG_STE_DMA40 .dma_filter = stedma40_filter, @@ -155,7 +157,7 @@ static struct stedma40_chan_cfg mop500_sdi2_dma_cfg_tx = { static struct mmci_platform_data mop500_sdi2_data = { .ocr_mask = MMC_VDD_165_195, - .f_max = 100000000, + .f_max = 50000000, .capabilities = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, .gpio_cd = -1, .gpio_wp = -1, @@ -192,7 +194,7 @@ static struct stedma40_chan_cfg mop500_sdi4_dma_cfg_tx = { static struct mmci_platform_data mop500_sdi4_data = { .ocr_mask = MMC_VDD_29_30, - .f_max = 100000000, + .f_max = 50000000, .capabilities = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA | MMC_CAP_MMC_HIGHSPEED, .gpio_cd = -1, |