[PATCH 2/3] arm64: dts: qcom: msm8953: correct SPI pinctrls

Barnabás Czémán posted 3 patches 1 month ago
[PATCH 2/3] arm64: dts: qcom: msm8953: correct SPI pinctrls
Posted by Barnabás Czémán 1 month ago
SPI pinctrls should handle 4 pins MOSI, MISO, CLK and CS.
This change adding the missing pins for pinctrls and correcting
CS pins according to downstream sources.

Fixes: be69109e93c78 ("arm64: dts: qcom: msm8953: add SPI interfaces")
Signed-off-by: Barnabás Czémán <barnabas.czeman@mainlining.org>
---
 arch/arm64/boot/dts/qcom/msm8953.dtsi | 102 ++++++++++++++++++++++++++--------
 1 file changed, 78 insertions(+), 24 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/msm8953.dtsi b/arch/arm64/boot/dts/qcom/msm8953.dtsi
index 14dd17278ae0850df1dafad19a569ffc5afb174b..1b3e68aed9450f61d14fe6c16a4dd513c815c6da 100644
--- a/arch/arm64/boot/dts/qcom/msm8953.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8953.dtsi
@@ -775,45 +775,99 @@ i2c_8_sleep: i2c-8-sleep-state {
 			};
 
 			spi_3_default: spi-3-default-state {
-				pins = "gpio10", "gpio11";
-				function = "blsp_spi3";
-				drive-strength = <2>;
-				bias-disable;
+				cs-pins {
+					pins = "gpio10";
+					function = "blsp_spi3";
+					drive-strength = <2>;
+					bias-disable;
+				};
+
+				spi-pins {
+					pins = "gpio8", "gpio9", "gpio11";
+					function = "blsp_spi3";
+					drive-strength = <12>;
+					bias-disable;
+				};
 			};
 
 			spi_3_sleep: spi-3-sleep-state {
-				pins = "gpio10", "gpio11";
-				function = "gpio";
-				drive-strength = <2>;
-				bias-disable;
+				cs-pins {
+					pins = "gpio10";
+					function = "gpio";
+					drive-strength = <2>;
+					bias-disable;
+				};
+
+				spi-pins {
+					pins = "gpio8", "gpio9", "gpio11";
+					function = "gpio";
+					drive-strength = <2>;
+					bias-pull-down;
+				};
 			};
 
 			spi_5_default: spi-5-default-state {
-				pins = "gpio18", "gpio19";
-				function = "blsp_spi5";
-				drive-strength = <2>;
-				bias-disable;
+				cs-pins {
+					pins = "gpio18";
+					function = "blsp_spi5";
+					drive-strength = <2>;
+					bias-disable;
+				};
+
+				spi-pins {
+					pins = "gpio16", "gpio17", "gpio19";
+					function = "blsp_spi5";
+					drive-strength = <12>;
+					bias-disable;
+				};
 			};
 
 			spi_5_sleep: spi-5-sleep-state {
-				pins = "gpio18", "gpio19";
-				function = "gpio";
-				drive-strength = <2>;
-				bias-disable;
+				cs-pins {
+					pins = "gpio18";
+					function = "gpio";
+					drive-strength = <2>;
+					bias-disable;
+				};
+
+				spi-pins {
+					pins = "gpio16", "gpio17", "gpio19";
+					function = "gpio";
+					drive-strength = <2>;
+					bias-pull-down;
+				};
 			};
 
 			spi_6_default: spi-6-default-state {
-				pins = "gpio22", "gpio23";
-				function = "blsp_spi6";
-				drive-strength = <2>;
-				bias-disable;
+				cs-pins {
+					pins = "gpio22";
+					function = "blsp_spi6";
+					drive-strength = <2>;
+					bias-disable;
+				};
+
+				spi-pins {
+					pins = "gpio20", "gpio21", "gpio23";
+					function = "blsp_spi6";
+					drive-strength = <12>;
+					bias-disable;
+				};
 			};
 
 			spi_6_sleep: spi-6-sleep-state {
-				pins = "gpio22", "gpio23";
-				function = "gpio";
-				drive-strength = <2>;
-				bias-disable;
+				cs-pins {
+					pins = "gpio22";
+					function = "gpio";
+					drive-strength = <2>;
+					bias-disable;
+				};
+
+				spi-pins {
+					pins = "gpio20", "gpio21", "gpio23";
+					function = "gpio";
+					drive-strength = <2>;
+					bias-pull-down;
+				};
 			};
 
 			uart_5_default: uart-5-default-state {

-- 
2.51.0