diff mbox

[v2,2/9] arm64: dts: qcom: add correct drive strenght on cs pins

Message ID 1454003010-3204-1-git-send-email-srinivas.kandagatla@linaro.org
State Accepted
Commit 93a35141826a67b781cd3a4179577eed188cc321
Headers show

Commit Message

Srinivas Kandagatla Jan. 28, 2016, 5:43 p.m. UTC 
2mA drive strenght is not enough to drive chipselect low on hardware
configurations with level shifters, 16mA should give good range to
allow such configurations to work.

This issue was noticed while testing spi on db410c with sensor board.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>

---
 arch/arm64/boot/dts/qcom/msm8916-pins.dtsi | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

-- 
1.9.1
diff mbox

Patch

diff --git a/arch/arm64/boot/dts/qcom/msm8916-pins.dtsi b/arch/arm64/boot/dts/qcom/msm8916-pins.dtsi
index 3bd917e..8d05005 100644
--- a/arch/arm64/boot/dts/qcom/msm8916-pins.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8916-pins.dtsi
@@ -81,8 +81,8 @@ 
 			bias-disable;
 		};
 		pinconf_cs {
-			pins = "gpio2";
-			drive-strength = <2>;
+			pins = "gpio16";
+			drive-strength = <16>;
 			bias-disable;
 			output-high;
 		};
@@ -116,7 +116,7 @@ 
 		};
 		pinconf_cs {
 			pins = "gpio6";
-			drive-strength = <2>;
+			drive-strength = <16>;
 			bias-disable;
 			output-high;
 		};
@@ -150,7 +150,7 @@ 
 		};
 		pinconf_cs {
 			pins = "gpio10";
-			drive-strength = <2>;
+			drive-strength = <16>;
 			bias-disable;
 			output-high;
 		};
@@ -184,7 +184,7 @@ 
 		};
 		pinconf_cs {
 			pins = "gpio14";
-			drive-strength = <2>;
+			drive-strength = <16>;
 			bias-disable;
 			output-high;
 		};
@@ -218,7 +218,7 @@ 
 		};
 		pinconf_cs {
 			pins = "gpio18";
-			drive-strength = <2>;
+			drive-strength = <16>;
 			bias-disable;
 			output-high;
 		};
@@ -252,7 +252,7 @@ 
 		};
 		pinconf_cs {
 			pins = "gpio22";
-			drive-strength = <2>;
+			drive-strength = <16>;
 			bias-disable;
 			output-high;
 		};