You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
freifunkist-firmware/target/linux/sunxi/patches-3.12/131-sun7i-add-i2c-pinmuxing...

50 lines
1.3 KiB

From 1baebecc2892567373f5f9c3650d21496125af18 Mon Sep 17 00:00:00 2001
From: Maxime Ripard <maxime.ripard@free-electrons.com>
Date: Sat, 31 Aug 2013 23:08:49 +0200
Subject: [PATCH] ARM: sun7i: Add the pin muxing options for the I2C
controllers
The A20 boards we currently have share the same pins for the i2c
controllers they share. Add them to the DTSI.
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
---
arch/arm/boot/dts/sun7i-a20.dtsi | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
index 0d0ee15..a6cd039 100644
--- a/arch/arm/boot/dts/sun7i-a20.dtsi
+++ b/arch/arm/boot/dts/sun7i-a20.dtsi
@@ -226,6 +226,27 @@
allwinner,pull = <0>;
};
+ i2c0_pins_a: i2c0@0 {
+ allwinner,pins = "PB0", "PB1";
+ allwinner,function = "i2c0";
+ allwinner,drive = <0>;
+ allwinner,pull = <0>;
+ };
+
+ i2c1_pins_a: i2c1@0 {
+ allwinner,pins = "PB18", "PB19";
+ allwinner,function = "i2c1";
+ allwinner,drive = <0>;
+ allwinner,pull = <0>;
+ };
+
+ i2c2_pins_a: i2c2@0 {
+ allwinner,pins = "PB20", "PB21";
+ allwinner,function = "i2c2";
+ allwinner,drive = <0>;
+ allwinner,pull = <0>;
+ };
+
emac_pins_a: emac0@0 {
allwinner,pins = "PA0", "PA1", "PA2",
"PA3", "PA4", "PA5", "PA6",
--
1.8.4