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Commit 0a477f6b authored by Sekhar Nori's avatar Sekhar Nori Committed by Kevin Hilman
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davinci: dm365: disable pulldowns for all MMC/SD1 pins. 



This patch disables internal pulldowns for all MMC/SD1
pins. Presently only MMCSD1_CMD pin's pull down is
disabled, but with this some MMC/SD cards do not get
detected on MMC/SD1 slot of the EVM.

The problem was reproducible with SanDisk 4GB SDHC card.

Reported-by: default avatarStephane Bovagne <s-bovagne@ti.com>
Signed-off-by: default avatarSekhar Nori <nsekhar@ti.com>
Signed-off-by: default avatarKevin Hilman <khilman@deeprootsystems.com>
parent 6ef62f82

arch/arm/mach-davinci/devices.c

+1 −1
Original line number Diff line number Diff line
@@ -213,7 +213,7 @@ void __init davinci_setup_mmc(int module, struct davinci_mmc_config *config) 
				IO_ADDRESS(DAVINCI_SYSTEM_MODULE_BASE + 0x7c);



			/* Configure pull down control */

			__raw_writel((__raw_readl(pupdctl1) & ~0x400),

			__raw_writel((__raw_readl(pupdctl1) & ~0xfc0),

					pupdctl1);



			mmcsd1_resources[0].start = DM365_MMCSD1_BASE;