From 2dc9beddc089bdaa9a2a39aeeb88c7ae14fda56c Mon Sep 17 00:00:00 2001 From: John Crispin Date: Tue, 28 Jun 2016 11:15:31 +0200 Subject: [PATCH] ramips: disable the WP pin on the SDK mmc driver Signed-off-by: John Crispin --- .../ramips/patches-4.4/0085-sdhci-no-wp.patch | 21 +++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 target/linux/ramips/patches-4.4/0085-sdhci-no-wp.patch diff --git a/target/linux/ramips/patches-4.4/0085-sdhci-no-wp.patch b/target/linux/ramips/patches-4.4/0085-sdhci-no-wp.patch new file mode 100644 index 0000000000..46b1a6c04c --- /dev/null +++ b/target/linux/ramips/patches-4.4/0085-sdhci-no-wp.patch @@ -0,0 +1,21 @@ +--- a/drivers/mmc/host/mtk-mmc/sd.c ++++ b/drivers/mmc/host/mtk-mmc/sd.c +@@ -195,7 +195,7 @@ + .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 @@ + 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);