sunxi: initial 3.14 patchset

[openwrt/openwrt.git] / target / linux / sunxi / patches-3.14 / 122-dt-sun7i-add-pinmuxing-for-gmac.patch

diff --git a/target/linux/sunxi/patches-3.14/122-dt-sun7i-add-pinmuxing-for-gmac.patch b/target/linux/sunxi/patches-3.14/122-dt-sun7i-add-pinmuxing-for-gmac.patch
new file mode 100644 (file)
index 0000000..7fa7b9c
--- /dev/null
+++ b/target/linux/sunxi/patches-3.14/122-dt-sun7i-add-pinmuxing-for-gmac.patch
@@ -0,0 +1,53 @@
+From 9f6deb688f4cb733cd3f36e0cc88f14d2f81982d Mon Sep 17 00:00:00 2001
+From: Chen-Yu Tsai <wens@csie.org>
+Date: Mon, 10 Feb 2014 18:35:50 +0800
+Subject: [PATCH] ARM: dts: sun7i: Add pin muxing options for the GMAC
+
+The A20 has EMAC and GMAC muxed on the same pins.
+Add pin sets with gmac function for MII and RGMII mode to the DTSI.
+
+Signed-off-by: Chen-Yu Tsai <wens@csie.org>
+---
+ arch/arm/boot/dts/sun7i-a20.dtsi | 26 ++++++++++++++++++++++++++
+ 1 file changed, 26 insertions(+)
+
+diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
+index fa489fe..679dc50 100644
+--- a/arch/arm/boot/dts/sun7i-a20.dtsi
++++ b/arch/arm/boot/dts/sun7i-a20.dtsi
+@@ -484,6 +484,32 @@
+                               allwinner,drive = <0>;
+                               allwinner,pull = <0>;
+                       };
++
++                      gmac_pins_mii_a: gmac_mii@0 {
++                              allwinner,pins = "PA0", "PA1", "PA2",
++                                              "PA3", "PA4", "PA5", "PA6",
++                                              "PA7", "PA8", "PA9", "PA10",
++                                              "PA11", "PA12", "PA13", "PA14",
++                                              "PA15", "PA16";
++                              allwinner,function = "gmac";
++                              allwinner,drive = <0>;
++                              allwinner,pull = <0>;
++                      };
++
++                      gmac_pins_rgmii_a: gmac_rgmii@0 {
++                              allwinner,pins = "PA0", "PA1", "PA2",
++                                              "PA3", "PA4", "PA5", "PA6",
++                                              "PA7", "PA8", "PA10",
++                                              "PA11", "PA12", "PA13",
++                                              "PA15", "PA16";
++                              allwinner,function = "gmac";
++                              /*
++                               * data lines in RGMII mode use DDR mode
++                               * and need a higher signal drive strength
++                               */
++                              allwinner,drive = <3>;
++                              allwinner,pull = <0>;
++                      };
+               };
+ 
+               timer@01c20c00 {
+-- 
+2.0.3
+