From b17824ef032256a50a607c7060819fcad7fd1398 Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Mon, 19 Oct 2015 10:19:25 +0000
Subject: [PATCH] ramips: update mt7628 dtsi file

add nodes required for audio
add missing pinmux definitions

Signed-off-by: John Crispin <blogic@openwrt.org>

Backport of r47205

git-svn-id: svn://svn.openwrt.org/openwrt/branches/chaos_calmer@47229 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 target/linux/ramips/dts/mt7628an.dtsi | 185 +++++++++++++++++++++++++++++++++-
 1 file changed, 180 insertions(+), 5 deletions(-)

diff --git a/target/linux/ramips/dts/mt7628an.dtsi b/target/linux/ramips/dts/mt7628an.dtsi
index 956a103730..bd8ccdb3e2 100644
--- a/target/linux/ramips/dts/mt7628an.dtsi
+++ b/target/linux/ramips/dts/mt7628an.dtsi
@@ -14,10 +14,9 @@
 	};
 
 	cpuintc: cpuintc@0 {
-		#address-cells = <0>;
-		#interrupt-cells = <1>;
-		interrupt-controller;
 		compatible = "mti,cpu-interrupt-controller";
+		interrupt-controller;
+		#interrupt-cells = <1>;
 	};
 
 	palmbus@10000000 {
@@ -105,6 +104,39 @@
 			};
 		};
 
+		i2c@900 {
+			compatible = "mediatek,mt7628-i2c";
+			reg = <0x900 0x100>;
+
+			resets = <&rstctrl 16>;
+			reset-names = "i2c";
+
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			status = "disabled";
+
+			pinctrl-names = "default";
+			pinctrl-0 = <&i2c_pins>;
+		};
+
+		i2s@a00 {
+			compatible = "ralink,mt7620a-i2s";
+			reg = <0xa00 0x100>;
+
+			resets = <&rstctrl 17>;
+			reset-names = "i2s";
+
+			interrupt-parent = <&intc>;
+			interrupts = <10>;
+
+			dmas = <&gdma 2>,
+				<&gdma 3>;
+			dma-names = "tx", "rx";
+
+			status = "disabled";
+		};
+
 		spi@b00 {
 			compatible = "ralink,mt7621-spi";
 			reg = <0xb00 0x100>;
@@ -138,6 +170,89 @@
 			pinctrl-names = "default";
 			pinctrl-0 = <&uart0_pins>;
 		};
+
+		uart1@d00 {
+			compatible = "ns16550a";
+			reg = <0xd00 0x100>;
+
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			no-loopback-test;
+
+			resets = <&rstctrl 19>;
+			reset-names = "uart1";
+
+			interrupt-parent = <&intc>;
+			interrupts = <21>;
+
+			pinctrl-names = "default";
+			pinctrl-0 = <&uart1_pins>;
+
+			status = "disabled";
+		};
+
+		uart2@e00 {
+			compatible = "ns16550a";
+			reg = <0xe00 0x100>;
+
+			reg-shift = <2>;
+			reg-io-width = <4>;
+			no-loopback-test;
+
+			resets = <&rstctrl 20>;
+			reset-names = "uart2";
+
+			interrupt-parent = <&intc>;
+			interrupts = <22>;
+
+			pinctrl-names = "default";
+			pinctrl-0 = <&uart2_pins>;
+
+			status = "disabled";
+		};
+
+		pwm@5000 {
+			compatible = "mediatek,mt7628-pwm";
+			reg = <0x5000 0x1000>;
+
+			resets = <&rstctrl 31>;
+			reset-names = "pwm";
+
+			pinctrl-names = "default";
+			pinctrl-0 = <&pwm0_pins>, <&pwm1_pins>;
+
+			status = "disabled";
+		};
+
+		pcm@2000 {
+			compatible = "ralink,mt7620a-pcm";
+			reg = <0x2000 0x800>;
+
+			resets = <&rstctrl 11>;
+			reset-names = "pcm";
+
+			interrupt-parent = <&intc>;
+			interrupts = <4>;
+
+			status = "disabled";
+		};
+
+		gdma: gdma@2800 {
+			compatible = "ralink,mt7620a-gdma", "ralink,rt2880-gdma";
+			reg = <0x2800 0x800>;
+
+			resets = <&rstctrl 14>;
+			reset-names = "dma";
+
+			interrupt-parent = <&intc>;
+			interrupts = <7>;
+
+			#dma-cells = <1>;
+			#dma-channels = <16>;
+			#dma-requests = <16>;
+
+			status = "disabled";
+		};
 	};
 
 	pinctrl {
@@ -152,10 +267,67 @@
 				ralink,function = "spi";
 			};
 		};
+
+		spi_cs1_pins: spi_cs1 {
+			spi_cs1 {
+				ralink,group = "spi cs1";
+				ralink,function = "spi cs1";
+			};
+		};
+
+		i2c_pins: i2c {
+			i2c {
+				ralink,group = "i2c";
+				ralink,function = "i2c";
+			};
+		};
+
 		uart0_pins: uartlite {
-			uart {
+			uartlite {
 				ralink,group = "uart0";
-				ralink,function = "uart";
+				ralink,function = "uart0";
+			};
+		};
+
+		uart1_pins: uart1 {
+			uart1 {
+				ralink,group = "uart1";
+				ralink,function = "uart1";
+			};
+		};
+
+		uart2_pins: uart2 {
+			uart2 {
+				ralink,group = "uart2";
+				ralink,function = "uart2";
+			};
+		};
+
+		sdxc_pins: sdxc {
+			sdxc {
+				ralink,group = "sdmode";
+				ralink,function = "sdxc";
+			};
+		};
+
+		pwm0_pins: pwm0 {
+			pwm0 {
+				ralink,group = "pwm0";
+				ralink,function = "pwm0";
+			};
+		};
+
+		pwm1_pins: pwm1 {
+			pwm1 {
+				ralink,group = "pwm1";
+				ralink,function = "pwm1";
+			};
+		};
+
+		pcm_i2s_pins: i2s {
+			i2s {
+				ralink,group = "i2s";
+				ralink,function = "pcm";
 			};
 		};
 	};
@@ -180,6 +352,9 @@
 		interrupt-parent = <&intc>;
 		interrupts = <14>;
 
+		pinctrl-names = "default";
+		pinctrl-0 = <&sdxc_pins>;
+
 		status = "disabled";
 	};
 
-- 
2.11.0