[PATCH 1/1] arm: sunxi: Add alternative pins for spi0
From: Stefan Mavrodiev
Date: Wed Dec 13 2017 - 02:45:18 EST
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@xxxxxxxxxx>
---
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@0 {
+ pins = "PC0", "PC1", "PC2";
+ function = "spi0";
+ };
+
+ spi0_cs0_pins_a: spi0-cs0@0 {
+ pins = "PC3";
+ function = "spi0";
+ };
+
spi2_pins_a: spi2@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@1 {
+ pins = "PC0", "PC1", "PC2";
+ function = "spi0";
+ };
+
spi0_cs0_pins_a: spi0_cs0@0 {
pins = "PI10";
function = "spi0";
};
+ spi0_cs0_pins_b: spi0_cs0@1 {
+ pins = "PC23";
+ function = "spi0";
+ };
+
spi0_cs1_pins_a: spi0_cs1@0 {
pins = "PI14";
function = "spi0";
--
2.7.4