arm64: dts: rockchip: add i2s nodes support for RK3368 SoCs

I2S of RK3368 SoCs keep same as RK3066 SoCs found on Rockchip,
add nodes to support them.

Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm64/boot/dts/rockchip/rk3368.dtsi b/arch/arm64/boot/dts/rockchip/rk3368.dtsi
index 0271427..fad14d7 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3368.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3368.dtsi
@@ -693,6 +693,30 @@
                interrupts = <GIC_SPI 66 IRQ_TYPE_LEVEL_HIGH>;
        };
 
+       i2s_2ch: i2s-2ch@ff890000 {
+               compatible = "rockchip,rk3368-i2s", "rockchip,rk3066-i2s";
+               reg = <0x0 0xff890000 0x0 0x1000>;
+               interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>;
+               clock-names = "i2s_clk", "i2s_hclk";
+               clocks = <&cru SCLK_I2S_2CH>, <&cru HCLK_I2S_2CH>;
+               dmas = <&dmac_bus 6>, <&dmac_bus 7>;
+               dma-names = "tx", "rx";
+               status = "disabled";
+       };
+
+       i2s_8ch: i2s-8ch@ff898000 {
+               compatible = "rockchip,rk3368-i2s", "rockchip,rk3066-i2s";
+               reg = <0x0 0xff898000 0x0 0x1000>;
+               interrupts = <GIC_SPI 53 IRQ_TYPE_LEVEL_HIGH>;
+               clock-names = "i2s_clk", "i2s_hclk";
+               clocks = <&cru SCLK_I2S_8CH>, <&cru HCLK_I2S_8CH>;
+               dmas = <&dmac_bus 0>, <&dmac_bus 1>;
+               dma-names = "tx", "rx";
+               pinctrl-names = "default";
+               pinctrl-0 = <&i2s_8ch_bus>;
+               status = "disabled";
+       };
+
        gic: interrupt-controller@ffb71000 {
                compatible = "arm,gic-400";
                interrupt-controller;
@@ -895,6 +919,20 @@
                        };
                };
 
+               i2s {
+                       i2s_8ch_bus: i2s-8ch-bus {
+                               rockchip,pins = <2 12 RK_FUNC_1 &pcfg_pull_none>,
+                                               <2 13 RK_FUNC_1 &pcfg_pull_none>,
+                                               <2 14 RK_FUNC_1 &pcfg_pull_none>,
+                                               <2 15 RK_FUNC_1 &pcfg_pull_none>,
+                                               <2 16 RK_FUNC_1 &pcfg_pull_none>,
+                                               <2 17 RK_FUNC_1 &pcfg_pull_none>,
+                                               <2 18 RK_FUNC_1 &pcfg_pull_none>,
+                                               <2 19 RK_FUNC_1 &pcfg_pull_none>,
+                                               <2 20 RK_FUNC_1 &pcfg_pull_none>;
+                       };
+               };
+
                pwm0 {
                        pwm0_pin: pwm0-pin {
                                rockchip,pins = <3 8 RK_FUNC_2 &pcfg_pull_none>;