diff options
Diffstat (limited to 'target/linux/sunxi/patches-3.13/170-4-mmc-stop-claiming-UHS.patch')
| -rw-r--r-- | target/linux/sunxi/patches-3.13/170-4-mmc-stop-claiming-UHS.patch | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/target/linux/sunxi/patches-3.13/170-4-mmc-stop-claiming-UHS.patch b/target/linux/sunxi/patches-3.13/170-4-mmc-stop-claiming-UHS.patch new file mode 100644 index 0000000..2ff34be --- /dev/null +++ b/target/linux/sunxi/patches-3.13/170-4-mmc-stop-claiming-UHS.patch @@ -0,0 +1,32 @@ +From 3ec947a9717509e204c7f09609717951beb7ef04 Mon Sep 17 00:00:00 2001 +From: Hans de Goede <hdegoede@redhat.com> +Date: Mon, 17 Feb 2014 17:11:58 +0100 +Subject: [PATCH] sunxi-mmc: Stop claiming UHS modes + +UHS requires a regulator to set the signaling voltage, as well as special +code to handle the signal voltage switching. We've never added the code +for this from the android driver to the upstream driver, so stop claiming +support for this. + +Signed-off-by: Hans de Goede <hdegoede@redhat.com> +--- + drivers/mmc/host/sunxi-mmc.c | 3 +-- + 1 file changed, 1 insertion(+), 2 deletions(-) + +diff --git a/drivers/mmc/host/sunxi-mmc.c b/drivers/mmc/host/sunxi-mmc.c +index c1a9d8a..2eaed10 100644 +--- a/drivers/mmc/host/sunxi-mmc.c ++++ b/drivers/mmc/host/sunxi-mmc.c +@@ -803,8 +803,7 @@ static int sunxi_mmc_probe(struct platform_device *pdev) + mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34; + + mmc->caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED | +- MMC_CAP_UHS_SDR12 | MMC_CAP_UHS_SDR25 | MMC_CAP_UHS_SDR50 | +- MMC_CAP_UHS_DDR50 | MMC_CAP_SDIO_IRQ | MMC_CAP_DRIVER_TYPE_A; ++ MMC_CAP_SDIO_IRQ; + mmc->caps2 = MMC_CAP2_NO_PRESCAN_POWERUP; + + ret = mmc_add_host(mmc); +-- +1.8.5.5 + |