ARM: dts: add rk3288 i2s controller
authorJianqun <jay.xu@rock-chips.com>
Fri, 12 Sep 2014 10:54:55 +0000 (18:54 +0800)
committerArnd Bergmann <arnd@arndb.de>
Thu, 25 Sep 2014 22:38:53 +0000 (00:38 +0200)
Add dt for rk3288 i2s controller, since i2s clock pins and data pins
default to be GPIO, this patch also add pinctrl to mux them.

Tested on RK3288 board.

Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
arch/arm/boot/dts/rk3288.dtsi

index be276bdfde045813d8259032e72b64602f427c3b..874e66dbb93be117c5ff7afda004d8151b3603fd 100644 (file)
                status = "disabled";
        };
 
+       i2s: i2s@ff890000 {
+               compatible = "rockchip,rk3288-i2s", "rockchip,rk3066-i2s";
+               reg = <0xff890000 0x10000>;
+               interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+               dmas = <&dmac_bus_s 0>, <&dmac_bus_s 1>;
+               dma-names = "tx", "rx";
+               clock-names = "i2s_hclk", "i2s_clk";
+               clocks = <&cru HCLK_I2S0>, <&cru SCLK_I2S0>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&i2s0_bus>;
+               status = "disabled";
+       };
+
        gic: interrupt-controller@ffc01000 {
                compatible = "arm,gic-400";
                interrupt-controller;
                        };
                };
 
+               i2s0 {
+                       i2s0_bus: i2s0-bus {
+                               rockchip,pins = <6 0 RK_FUNC_1 &pcfg_pull_none>,
+                                               <6 1 RK_FUNC_1 &pcfg_pull_none>,
+                                               <6 2 RK_FUNC_1 &pcfg_pull_none>,
+                                               <6 3 RK_FUNC_1 &pcfg_pull_none>,
+                                               <6 4 RK_FUNC_1 &pcfg_pull_none>,
+                                               <6 8 RK_FUNC_1 &pcfg_pull_none>;
+                       };
+               };
+
                sdmmc {
                        sdmmc_clk: sdmmc-clk {
                                rockchip,pins = <6 20 RK_FUNC_1 &pcfg_pull_none>;