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mach-ux500: correct MMC/SDI parameters
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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>
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Linus Walleij committed Jun 21, 2011
1 parent f727a05 commit 02a7343
Showing 1 changed file with 6 additions and 4 deletions.
10 changes: 6 additions & 4 deletions arch/arm/mach-ux500/board-mop500-sdi.c
Original file line number Diff line number Diff line change
Expand Up @@ -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,
Expand Down Expand Up @@ -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,
Expand Down Expand Up @@ -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,
Expand Down

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