From: David Brownell Date: Fri, 9 Jan 2009 01:02:42 +0000 (+0100) Subject: mfd: dm355 evm MMC/SD card detection X-Git-Tag: firefly_0821_release~15889^2~2 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=d1fdb4f6fbb155af88363bc949a35daa11872d9f;p=firefly-linux-kernel-4.4.55.git mfd: dm355 evm MMC/SD card detection Support card detect and writeprotect switches on DM355 EVM. Signed-off-by: David Brownell Signed-off-by: Kevin Hilman Signed-off-by: Samuel Ortiz --- diff --git a/drivers/mfd/dm355evm_msp.c b/drivers/mfd/dm355evm_msp.c index 4214b3f72426..7ac12cb0be4a 100644 --- a/drivers/mfd/dm355evm_msp.c +++ b/drivers/mfd/dm355evm_msp.c @@ -107,6 +107,9 @@ static const u8 msp_gpios[] = { MSP_GPIO(0, SWITCH1), MSP_GPIO(1, SWITCH1), MSP_GPIO(2, SWITCH1), MSP_GPIO(3, SWITCH1), MSP_GPIO(4, SWITCH1), + /* switches on MMC/SD sockets */ + MSP_GPIO(1, SDMMC), MSP_GPIO(2, SDMMC), /* mmc0 WP, nCD */ + MSP_GPIO(3, SDMMC), MSP_GPIO(4, SDMMC), /* mmc1 WP, nCD */ }; #define MSP_GPIO_REG(offset) (msp_gpios[(offset)] >> 3) @@ -304,6 +307,13 @@ static int add_children(struct i2c_client *client) gpio_export(gpio, false); } + /* MMC/SD inputs -- right after the last config input */ + if (client->dev.platform_data) { + void (*mmcsd_setup)(unsigned) = client->dev.platform_data; + + mmcsd_setup(dm355evm_msp_gpio.base + 8 + 5); + } + /* RTC is a 32 bit counter, no alarm */ if (msp_has_rtc()) { child = add_child(client, "rtc-dm355evm",