This patch add pdm controller device node for rk3328.
Signed-off-by: Sugar Zhang <sugar.zh...@rock-chips.com>
---
Changes in v2:
- separate pinctrl pins
remove unused fsync clk, it's debug pins
arch/arm64/boot/dts/rockchip/rk3328.dtsi | 77 ++++++++++++++++++++++++++++++++
1 file changed, 77 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi
b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
index 0be96ce..c4f52ec 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
@@ -156,6 +156,27 @@
clock-output-names = "xin24m";
};
+ pdm: pdm@ff040000 {
+ compatible = "rockchip,pdm";
+ reg = <0x0 0xff040000 0x0 0x1000>;
+ clocks = <&cru SCLK_PDM>, <&cru HCLK_PDM>;
+ clock-names = "pdm_clk", "pdm_hclk";
+ dmas = <&dmac 16>;
+ dma-names = "rx";
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&pdmm0_clk
+ &pdmm0_sdi0
+ &pdmm0_sdi1
+ &pdmm0_sdi2
+ &pdmm0_sdi3>;
+ pinctrl-1 = <&pdmm0_clk_sleep
+ &pdmm0_sdi0_sleep
+ &pdmm0_sdi1_sleep
+ &pdmm0_sdi2_sleep
+ &pdmm0_sdi3_sleep>;
+ status = "disabled";
+ };
+
grf: syscon@ff100000 {
compatible = "rockchip,rk3328-grf", "syscon", "simple-mfd";
reg = <0x0 0xff100000 0x0 0x1000>;
@@ -734,6 +755,62 @@
};
};
+ pdm-0 {
+ pdmm0_clk: pdmm0-clk {
+ rockchip,pins = <2 RK_PC2 2 &pcfg_pull_none>;
+ };
+
+ pdmm0_fsync: pdmm0-fsync {
+ rockchip,pins = <2 RK_PC7 2 &pcfg_pull_none>;
+ };
+
+ pdmm0_sdi0: pdmm0-sdi0 {
+ rockchip,pins = <2 RK_PC3 2 &pcfg_pull_none>;
+ };
+
+ pdmm0_sdi1: pdmm0-sdi1 {
+ rockchip,pins = <2 RK_PC4 2 &pcfg_pull_none>;
+ };
+
+ pdmm0_sdi2: pdmm0-sdi2 {
+ rockchip,pins = <2 RK_PC5 2 &pcfg_pull_none>;
+ };
+
+ pdmm0_sdi3: pdmm0-sdi3 {
+ rockchip,pins = <2 RK_PC6 2 &pcfg_pull_none>;
+ };
+
+ pdmm0_clk_sleep: pdmm0-clk-sleep {
+ rockchip,pins =
+ <2 RK_PC2 RK_FUNC_GPIO
&pcfg_input_high>;
+ };
+
+ pdmm0_sdi0_sleep: pdmm0-sdi0-sleep {
+ rockchip,pins =
+ <2 RK_PC3 RK_FUNC_GPIO
&pcfg_input_high>;
+ };
+
+ pdmm0_sdi1_sleep: pdmm0-sdi1-sleep {
+ rockchip,pins =
+ <2 RK_PC4 RK_FUNC_GPIO
&pcfg_input_high>;
+ };
+
+ pdmm0_sdi2_sleep: pdmm0-sdi2-sleep {
+ rockchip,pins =
+ <2 RK_PC5 RK_FUNC_GPIO
&pcfg_input_high>;
+ };
+
+ pdmm0_sdi3_sleep: pdmm0-sdi3-sleep {
+ rockchip,pins =
+ <2 RK_PC6 RK_FUNC_GPIO
&pcfg_input_high>;
+ };
+
+ pdmm0_fsync_sleep: pdmm0-fsync-sleep {
+ rockchip,pins =
+ <2 RK_PC7 RK_FUNC_GPIO
&pcfg_input_high>;
+ };
+ };
+
i2s1 {
i2s1_mclk: i2s1-mclk {
rockchip,pins = <2 RK_PB7 1 &pcfg_pull_none>;
--
2.7.4
