diff options
Diffstat (limited to 'target/linux/sunxi/patches-3.13/212-dt-sun7i-add-pinmuxing-for-extclocks.patch')
| -rw-r--r-- | target/linux/sunxi/patches-3.13/212-dt-sun7i-add-pinmuxing-for-extclocks.patch | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/target/linux/sunxi/patches-3.13/212-dt-sun7i-add-pinmuxing-for-extclocks.patch b/target/linux/sunxi/patches-3.13/212-dt-sun7i-add-pinmuxing-for-extclocks.patch new file mode 100644 index 0000000..3dda294 --- /dev/null +++ b/target/linux/sunxi/patches-3.13/212-dt-sun7i-add-pinmuxing-for-extclocks.patch @@ -0,0 +1,38 @@ +From f3a50c26f33a4627e5d3e35f80db3f22a5375237 Mon Sep 17 00:00:00 2001 +From: Chen-Yu Tsai <wens@csie.org> +Date: Tue, 24 Dec 2013 21:26:20 +0800 +Subject: [PATCH] ARM: dts: sun7i: Add pin muxing options for clock outputs + +This patch adds the clock output pin options on the A20. +The 2 pins can output a configurable clock to be used by +external modules. This is used on the CubieTruck, to supply +a 32768 Hz low power clock to the onboard Wifi+BT module. + +Signed-off-by: Chen-Yu Tsai <wens@csie.org> +--- + arch/arm/boot/dts/sun7i-a20.dtsi | 14 ++++++++++++++ + 1 file changed, 14 insertions(+) + +--- a/arch/arm/boot/dts/sun7i-a20.dtsi ++++ b/arch/arm/boot/dts/sun7i-a20.dtsi +@@ -490,6 +490,20 @@ + allwinner,drive = <3>; + allwinner,pull = <0>; + }; ++ ++ clk_out_a_pins: clk_out_a@0 { ++ allwinner,pins = "PI12"; ++ allwinner,function = "clk_out_a"; ++ allwinner,drive = <0>; ++ allwinner,pull = <0>; ++ }; ++ ++ clk_out_b_pins: clk_out_b@0 { ++ allwinner,pins = "PI13"; ++ allwinner,function = "clk_out_b"; ++ allwinner,drive = <0>; ++ allwinner,pull = <0>; ++ }; + }; + + sata: ahci@01c18000 { |