diff options
Diffstat (limited to 'recipes-kernel/linux/linux-toradex-mainline-4.9/0004-mmc-tegra-apalis-tk1-hack-to-make-sd1-functional.patch')
| -rw-r--r-- | recipes-kernel/linux/linux-toradex-mainline-4.9/0004-mmc-tegra-apalis-tk1-hack-to-make-sd1-functional.patch | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/recipes-kernel/linux/linux-toradex-mainline-4.9/0004-mmc-tegra-apalis-tk1-hack-to-make-sd1-functional.patch b/recipes-kernel/linux/linux-toradex-mainline-4.9/0004-mmc-tegra-apalis-tk1-hack-to-make-sd1-functional.patch deleted file mode 100644 index 9426107..0000000 --- a/recipes-kernel/linux/linux-toradex-mainline-4.9/0004-mmc-tegra-apalis-tk1-hack-to-make-sd1-functional.patch +++ /dev/null @@ -1,52 +0,0 @@ -From 3012bd5c49b1f0ce750767194f76e556fbe7e6e6 Mon Sep 17 00:00:00 2001 -From: Marcel Ziswiler <marcel.ziswiler@toradex.com> -Date: Thu, 15 Dec 2016 10:56:26 +0100 -Subject: [PATCH 4/4] mmc: tegra: apalis-tk1: hack to make sd1 functional - -Disable the external loopback and use the internal loopback as per -SDMMC_VENDOR_MISC_CNTRL_0 register's SDMMC_SPARE1 bits being set to -0xfffd according to the TRM. - -Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com> -Acked-by: Dominik Sliwa <dominik.sliwa@toradex.com> - -(cherry picked from toradex_tk1_l4t_r21.5 commit -fc14b7601e5ca587afd97936ef3fd599f4e9281c) - ---- - - drivers/mmc/host/sdhci-tegra.c | 11 +++++++++++ - 1 file changed, 11 insertions(+) - -diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c -index 20b6ff5..6c84334 100644 ---- a/drivers/mmc/host/sdhci-tegra.c -+++ b/drivers/mmc/host/sdhci-tegra.c -@@ -42,6 +42,7 @@ - #define SDHCI_MISC_CTRL_ENABLE_SDR50 0x10 - #define SDHCI_MISC_CTRL_ENABLE_SDHCI_SPEC_300 0x20 - #define SDHCI_MISC_CTRL_ENABLE_DDR50 0x200 -+#define SDHCI_MISC_CTRL_ENABLE_EXT_LOOPBACK 0x20000 - - #define SDHCI_TEGRA_AUTO_CAL_CONFIG 0x1e4 - #define SDHCI_AUTO_CAL_START BIT(31) -@@ -178,6 +179,16 @@ static void tegra_sdhci_reset(struct sdhci_host *host, u8 mask) - clk_ctrl |= SDHCI_CLOCK_CTRL_SDR50_TUNING_OVERRIDE; - } - -+#define CONFIG_MACH_APALIS_TK1 -+#ifdef CONFIG_MACH_APALIS_TK1 -+ /* -+ * Disable the external loopback and use the internal loopback as per -+ * SDMMC_VENDOR_MISC_CNTRL_0 register's SDMMC_SPARE1 bits being set to -+ * 0xfffd according to the TRM. -+ */ -+ misc_ctrl &= ~SDHCI_MISC_CTRL_ENABLE_EXT_LOOPBACK; -+#endif /* CONFIG_MACH_APALIS_TK1 */ -+ - sdhci_writel(host, misc_ctrl, SDHCI_TEGRA_VENDOR_MISC_CTRL); - sdhci_writel(host, clk_ctrl, SDHCI_TEGRA_VENDOR_CLOCK_CTRL); - --- -2.9.3 - |