diff options
Diffstat (limited to 'target/linux/sunxi/patches-3.12/131-sun7i-add-i2c-pinmuxing.patch')
| -rw-r--r-- | target/linux/sunxi/patches-3.12/131-sun7i-add-i2c-pinmuxing.patch | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/target/linux/sunxi/patches-3.12/131-sun7i-add-i2c-pinmuxing.patch b/target/linux/sunxi/patches-3.12/131-sun7i-add-i2c-pinmuxing.patch new file mode 100644 index 0000000000..951059f446 --- /dev/null +++ b/target/linux/sunxi/patches-3.12/131-sun7i-add-i2c-pinmuxing.patch @@ -0,0 +1,49 @@ +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 + |