openwrtv4/target/linux/ramips/patches-4.4/0085-sdhci-no-wp.patch

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--- a/drivers/mmc/host/mtk-mmc/sd.c
+++ b/drivers/mmc/host/mtk-mmc/sd.c
@@ -195,7 +195,7 @@ struct msdc_hw msdc0_hw = {
.dat_drv = 4,
.data_pins = 4,
.data_offset = 0,
- .flags = MSDC_SYS_SUSPEND | MSDC_WP_PIN_EN | MSDC_CD_PIN_EN | MSDC_REMOVABLE | MSDC_HIGHSPEED,
+ .flags = MSDC_SYS_SUSPEND | MSDC_CD_PIN_EN | MSDC_REMOVABLE | MSDC_HIGHSPEED,
// .flags = MSDC_SYS_SUSPEND | MSDC_WP_PIN_EN | MSDC_CD_PIN_EN | MSDC_REMOVABLE,
};
@@ -2746,6 +2746,9 @@ static int msdc_drv_probe(struct platfor
int ret, irq;
pdev->dev.platform_data = &msdc0_hw;
+
+ if (of_property_read_bool(pdev->dev.of_node, "mtk,wp-en"))
+ msdc0_hw.flags |= MSDC_WP_PIN_EN;
/* Allocate MMC host for this device */
mmc = mmc_alloc_host(sizeof(struct msdc_host), &pdev->dev);