[PATCH 1/1] arm: sunxi: Add alternative pins for spi0

Stefan Mavrodiev stefan at olimex.com
Tue Dec 12 23:44:34 PST 2017


Allwinner A10/A13/A20 SoCs have pinmux for spi0
on port C. The patch adds these pins in the respective
dts includes.

Signed-off-by: Stefan Mavrodiev <stefan at olimex.com>
---
 arch/arm/boot/dts/sun4i-a10.dtsi | 10 ++++++++++
 arch/arm/boot/dts/sun5i.dtsi     | 10 ++++++++++
 arch/arm/boot/dts/sun7i-a20.dtsi | 10 ++++++++++
 3 files changed, 30 insertions(+)

diff --git a/arch/arm/boot/dts/sun4i-a10.dtsi b/arch/arm/boot/dts/sun4i-a10.dtsi
index 5840f5c..d835741 100644
--- a/arch/arm/boot/dts/sun4i-a10.dtsi
+++ b/arch/arm/boot/dts/sun4i-a10.dtsi
@@ -705,11 +705,21 @@
 				bias-pull-up;
 			};
 
+			spi0_pc_pins: spi0-pc-pins {
+				pins = "PC0", "PC1", "PC2";
+				function = "spi0";
+			};
+
 			spi0_pi_pins: spi0-pi-pins {
 				pins = "PI11", "PI12", "PI13";
 				function = "spi0";
 			};
 
+			spi0_cs0_pc_pin: spi0-cs0-pc-pin {
+				pins = "PC23";
+				function = "spi0";
+			};
+
 			spi0_cs0_pi_pin: spi0-cs0-pi-pin {
 				pins = "PI10";
 				function = "spi0";
diff --git a/arch/arm/boot/dts/sun5i.dtsi b/arch/arm/boot/dts/sun5i.dtsi
index 07f2248..9290e26 100644
--- a/arch/arm/boot/dts/sun5i.dtsi
+++ b/arch/arm/boot/dts/sun5i.dtsi
@@ -492,6 +492,16 @@
 				function = "nand0";
 			};
 
+			spi0_pins_a: spi0 at 0 {
+				pins = "PC0", "PC1", "PC2";
+				function = "spi0";
+			};
+
+			spi0_cs0_pins_a: spi0-cs0 at 0 {
+				pins = "PC3";
+				function = "spi0";
+			};
+
 			spi2_pins_a: spi2 at 0 {
 				pins = "PE1", "PE2", "PE3";
 				function = "spi2";
diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
index 59655e4..6930527 100644
--- a/arch/arm/boot/dts/sun7i-a20.dtsi
+++ b/arch/arm/boot/dts/sun7i-a20.dtsi
@@ -838,11 +838,21 @@
 				function = "spi0";
 			};
 
+			spi0_pins_b: spi0 at 1 {
+				pins = "PC0", "PC1", "PC2";
+				function = "spi0";
+			};
+
 			spi0_cs0_pins_a: spi0_cs0 at 0 {
 				pins = "PI10";
 				function = "spi0";
 			};
 
+			spi0_cs0_pins_b: spi0_cs0 at 1 {
+				pins = "PC23";
+				function = "spi0";
+			};
+
 			spi0_cs1_pins_a: spi0_cs1 at 0 {
 				pins = "PI14";
 				function = "spi0";
-- 
2.7.4




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