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-rw-r--r--drivers/mfd/dm355evm_msp.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/mfd/dm355evm_msp.c b/drivers/mfd/dm355evm_msp.c
index 5b6e58a3ba46..3d4a861976ca 100644
--- a/drivers/mfd/dm355evm_msp.c
+++ b/drivers/mfd/dm355evm_msp.c
@@ -107,8 +107,16 @@ static const u8 msp_gpios[] = {
107 MSP_GPIO(2, SWITCH1), MSP_GPIO(3, SWITCH1), 107 MSP_GPIO(2, SWITCH1), MSP_GPIO(3, SWITCH1),
108 MSP_GPIO(4, SWITCH1), 108 MSP_GPIO(4, SWITCH1),
109 /* switches on MMC/SD sockets */ 109 /* switches on MMC/SD sockets */
110 MSP_GPIO(1, SDMMC), MSP_GPIO(2, SDMMC), /* mmc0 WP, nCD */ 110 /*
111 MSP_GPIO(3, SDMMC), MSP_GPIO(4, SDMMC), /* mmc1 WP, nCD */ 111 * Note: EVMDM355_ECP_VA4.pdf suggests that Bit 2 and 4 should be
112 * checked for card detection. However on the EVM bit 1 and 3 gives
113 * this status, for 0 and 1 instance respectively. The pdf also
114 * suggests that Bit 1 and 3 should be checked for write protection.
115 * However on the EVM bit 2 and 4 gives this status,for 0 and 1
116 * instance respectively.
117 */
118 MSP_GPIO(2, SDMMC), MSP_GPIO(1, SDMMC), /* mmc0 WP, nCD */
119 MSP_GPIO(4, SDMMC), MSP_GPIO(3, SDMMC), /* mmc1 WP, nCD */
112}; 120};
113 121
114#define MSP_GPIO_REG(offset) (msp_gpios[(offset)] >> 3) 122#define MSP_GPIO_REG(offset) (msp_gpios[(offset)] >> 3)