arm64: dts: rockchip: Add i2s1 on rk356x

This adds the necessary device tree node on rk3566 and rk3568
to enable the I2S1 TDM audio controller.

I2S0 has not been added, as it is connected to HDMI and there is
no way to test that it's working without a functioning video
clock (read: VOP2 driver).

Signed-off-by: Nicolas Frattaroli <frattaroli.nicolas@gmail.com>
Link: https://lore.kernel.org/r/20211016105354.116513-4-frattaroli.nicolas@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm64/boot/dts/rockchip/rk356x.dtsi b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
index 3fa444b25d83dcb6226e26a8a940c2c303450d35..ea8c0e4d71a17952d567b122545a4f5b768e8f49 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk356x.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
@@ -622,6 +622,31 @@
                status = "disabled";
        };
 
+       i2s1_8ch: i2s@fe410000 {
+               compatible = "rockchip,rk3568-i2s-tdm";
+               reg = <0x0 0xfe410000 0x0 0x1000>;
+               interrupts = <GIC_SPI 53 IRQ_TYPE_LEVEL_HIGH>;
+               assigned-clocks = <&cru CLK_I2S1_8CH_TX_SRC>, <&cru CLK_I2S1_8CH_RX_SRC>;
+               assigned-clock-rates = <1188000000>, <1188000000>;
+               clocks = <&cru MCLK_I2S1_8CH_TX>, <&cru MCLK_I2S1_8CH_RX>,
+                        <&cru HCLK_I2S1_8CH>;
+               clock-names = "mclk_tx", "mclk_rx", "hclk";
+               dmas = <&dmac1 3>, <&dmac1 2>;
+               dma-names = "rx", "tx";
+               resets = <&cru SRST_M_I2S1_8CH_TX>, <&cru SRST_M_I2S1_8CH_RX>;
+               reset-names = "tx-m", "rx-m";
+               rockchip,grf = <&grf>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&i2s1m0_sclktx &i2s1m0_sclkrx
+                            &i2s1m0_lrcktx &i2s1m0_lrckrx
+                            &i2s1m0_sdi0   &i2s1m0_sdi1
+                            &i2s1m0_sdi2   &i2s1m0_sdi3
+                            &i2s1m0_sdo0   &i2s1m0_sdo1
+                            &i2s1m0_sdo2   &i2s1m0_sdo3>;
+               #sound-dai-cells = <0>;
+               status = "disabled";
+       };
+
        dmac0: dmac@fe530000 {
                compatible = "arm,pl330", "arm,primecell";
                reg = <0x0 0xfe530000 0x0 0x4000>;