[PATCH v2 1/3] arm64: dts: exynos: Fix drive strength of sd0_xxx pin definitions

Pankaj Dubey pankaj.dubey at samsung.com
Thu Jan 19 20:19:55 PST 2017


As per Exynos7 datasheet FSYS1 pinctrl block does not support drive
strength value of 0x3. This patch fixes this and update the correct
drive strength for sd0_xxx pin definitions.

Signed-off-by: Pankaj Dubey <pankaj.dubey at samsung.com>
Reviewed-by: Alim Akhtar <alim.akhtar at samsung.com>
---
 arch/arm64/boot/dts/exynos/exynos7-pinctrl.dtsi | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/arch/arm64/boot/dts/exynos/exynos7-pinctrl.dtsi b/arch/arm64/boot/dts/exynos/exynos7-pinctrl.dtsi
index 8232198..7ebb939 100644
--- a/arch/arm64/boot/dts/exynos/exynos7-pinctrl.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos7-pinctrl.dtsi
@@ -497,49 +497,49 @@
 		samsung,pins = "gpr0-0";
 		samsung,pin-function = <2>;
 		samsung,pin-pud = <0>;
-		samsung,pin-drv = <3>;
+		samsung,pin-drv = <4>;
 	};
 
 	sd0_cmd: sd0-cmd {
 		samsung,pins = "gpr0-1";
 		samsung,pin-function = <2>;
 		samsung,pin-pud = <3>;
-		samsung,pin-drv = <3>;
+		samsung,pin-drv = <4>;
 	};
 
 	sd0_ds: sd0-ds {
 		samsung,pins = "gpr0-2";
 		samsung,pin-function = <2>;
 		samsung,pin-pud = <1>;
-		samsung,pin-drv = <3>;
+		samsung,pin-drv = <4>;
 	};
 
 	sd0_qrdy: sd0-qrdy {
 		samsung,pins = "gpr0-3";
 		samsung,pin-function = <2>;
 		samsung,pin-pud = <1>;
-		samsung,pin-drv = <3>;
+		samsung,pin-drv = <4>;
 	};
 
 	sd0_bus1: sd0-bus-width1 {
 		samsung,pins = "gpr1-0";
 		samsung,pin-function = <2>;
 		samsung,pin-pud = <3>;
-		samsung,pin-drv = <3>;
+		samsung,pin-drv = <4>;
 	};
 
 	sd0_bus4: sd0-bus-width4 {
 		samsung,pins = "gpr1-1", "gpr1-2", "gpr1-3";
 		samsung,pin-function = <2>;
 		samsung,pin-pud = <3>;
-		samsung,pin-drv = <3>;
+		samsung,pin-drv = <4>;
 	};
 
 	sd0_bus8: sd0-bus-width8 {
 		samsung,pins = "gpr1-4", "gpr1-5", "gpr1-6", "gpr1-7";
 		samsung,pin-function = <2>;
 		samsung,pin-pud = <3>;
-		samsung,pin-drv = <3>;
+		samsung,pin-drv = <4>;
 	};
 
 	sd1_clk: sd1-clk {
-- 
2.7.4




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