[PATCH v5 08/18] arm64: dts: imx8: add adma lpcg clocks

Dong Aisheng aisheng.dong at nxp.com
Fri Mar 5 13:17:38 GMT 2021


Add adma lpcg clocks

Cc: Rob Herring <robh+dt at kernel.org>
Cc: Mark Rutland <mark.rutland at arm.com>
Cc: devicetree at vger.kernel.org
Cc: Shawn Guo <shawnguo at kernel.org>
Cc: Sascha Hauer <kernel at pengutronix.de>
Cc: Fabio Estevam <fabio.estevam at nxp.com>
Signed-off-by: Dong Aisheng <aisheng.dong at nxp.com>
---
ChangeLog:
v4->v5:
 * no changes
v3->v4:
 * add missing lpcg headfile
v2->v3:
 * update to use clock-indices property instead of bit-offset property
v1->v2:
 * Use old SCU clock binding temporarily to avoid build warning due to SCU
   clock cell will be changed to 2.
 * add power domain property
---
 .../boot/dts/freescale/imx8-ss-adma.dtsi      | 122 ++++++++++++++++++
 1 file changed, 122 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8-ss-adma.dtsi b/arch/arm64/boot/dts/freescale/imx8-ss-adma.dtsi
index 2c0bb822c179..9301166ea629 100644
--- a/arch/arm64/boot/dts/freescale/imx8-ss-adma.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8-ss-adma.dtsi
@@ -4,17 +4,51 @@
  *	Dong Aisheng <aisheng.dong at nxp.com>
  */
 
+#include <dt-bindings/clock/imx8-lpcg.h>
+#include <dt-bindings/firmware/imx/rsrc.h>
+
 adma_subsys: bus at 59000000 {
 	compatible = "simple-bus";
 	#address-cells = <1>;
 	#size-cells = <1>;
 	ranges = <0x59000000 0x0 0x59000000 0x2000000>;
 
+	dma_ipg_clk: clock-dma-ipg {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <120000000>;
+		clock-output-names = "dma_ipg_clk";
+	};
+
+	/* LPCG clocks */
 	adma_lpcg: clock-controller at 59000000 {
 		reg = <0x59000000 0x2000000>;
 		#clock-cells = <1>;
 	};
 
+	dsp_lpcg: clock-controller at 59580000 {
+		reg = <0x59580000 0x10000>;
+		#clock-cells = <1>;
+		clocks = <&dma_ipg_clk>,
+			 <&dma_ipg_clk>,
+			 <&dma_ipg_clk>;
+		clock-indices = <IMX_LPCG_CLK_4>, <IMX_LPCG_CLK_5>,
+				<IMX_LPCG_CLK_7>;
+		clock-output-names = "dsp_lpcg_adb_clk",
+				     "dsp_lpcg_ipg_clk",
+				     "dsp_lpcg_core_clk";
+		power-domains = <&pd IMX_SC_R_DSP>;
+	};
+
+	dsp_ram_lpcg: clock-controller at 59590000 {
+		reg = <0x59590000 0x10000>;
+		#clock-cells = <1>;
+		clocks = <&dma_ipg_clk>;
+		clock-indices = <IMX_LPCG_CLK_4>;
+		clock-output-names = "dsp_ram_lpcg_ipg_clk";
+		power-domains = <&pd IMX_SC_R_DSP_RAM>;
+	};
+
 	adma_dsp: dsp at 596e8000 {
 		compatible = "fsl,imx8qxp-dsp";
 		reg = <0x596e8000 0x88000>;
@@ -76,6 +110,50 @@ adma_lpuart3: serial at 5a090000 {
 		status = "disabled";
 	};
 
+	uart0_lpcg: clock-controller at 5a460000 {
+		reg = <0x5a460000 0x10000>;
+		#clock-cells = <1>;
+		clocks = <&clk IMX_ADMA_UART0_CLK>,
+			 <&dma_ipg_clk>;
+		clock-indices = <IMX_LPCG_CLK_0>, <IMX_LPCG_CLK_4>;
+		clock-output-names = "uart0_lpcg_baud_clk",
+				     "uart0_lpcg_ipg_clk";
+		power-domains = <&pd IMX_SC_R_UART_0>;
+	};
+
+	uart1_lpcg: clock-controller at 5a470000 {
+		reg = <0x5a470000 0x10000>;
+		#clock-cells = <1>;
+		clocks = <&clk IMX_ADMA_UART1_CLK>,
+			 <&dma_ipg_clk>;
+		clock-indices = <IMX_LPCG_CLK_0>, <IMX_LPCG_CLK_4>;
+		clock-output-names = "uart1_lpcg_baud_clk",
+				     "uart1_lpcg_ipg_clk";
+		power-domains = <&pd IMX_SC_R_UART_1>;
+	};
+
+	uart2_lpcg: clock-controller at 5a480000 {
+		reg = <0x5a480000 0x10000>;
+		#clock-cells = <1>;
+		clocks = <&clk IMX_ADMA_UART2_CLK>,
+			 <&dma_ipg_clk>;
+		clock-indices = <IMX_LPCG_CLK_0>, <IMX_LPCG_CLK_4>;
+		clock-output-names = "uart2_lpcg_baud_clk",
+				     "uart2_lpcg_ipg_clk";
+		power-domains = <&pd IMX_SC_R_UART_2>;
+	};
+
+	uart3_lpcg: clock-controller at 5a490000 {
+		reg = <0x5a490000 0x10000>;
+		#clock-cells = <1>;
+		clocks = <&clk IMX_ADMA_UART3_CLK>,
+			 <&dma_ipg_clk>;
+		clock-indices = <IMX_LPCG_CLK_0>, <IMX_LPCG_CLK_4>;
+		clock-output-names = "uart3_lpcg_baud_clk",
+				     "uart3_lpcg_ipg_clk";
+		power-domains = <&pd IMX_SC_R_UART_3>;
+	};
+
 	adma_i2c0: i2c at 5a800000 {
 		reg = <0x5a800000 0x4000>;
 		interrupts = <GIC_SPI 220 IRQ_TYPE_LEVEL_HIGH>;
@@ -119,4 +197,48 @@ adma_i2c3: i2c at 5a830000 {
 		power-domains = <&pd IMX_SC_R_I2C_3>;
 		status = "disabled";
 	};
+
+	i2c0_lpcg: clock-controller at 5ac00000 {
+		reg = <0x5ac00000 0x10000>;
+		#clock-cells = <1>;
+		clocks = <&clk IMX_ADMA_I2C0_CLK>,
+			 <&dma_ipg_clk>;
+		clock-indices = <IMX_LPCG_CLK_0>, <IMX_LPCG_CLK_4>;
+		clock-output-names = "i2c0_lpcg_clk",
+				     "i2c0_lpcg_ipg_clk";
+		power-domains = <&pd IMX_SC_R_I2C_0>;
+	};
+
+	i2c1_lpcg: clock-controller at 5ac10000 {
+		reg = <0x5ac10000 0x10000>;
+		#clock-cells = <1>;
+		clocks = <&clk IMX_ADMA_I2C1_CLK>,
+			 <&dma_ipg_clk>;
+		clock-indices = <IMX_LPCG_CLK_0>, <IMX_LPCG_CLK_4>;
+		clock-output-names = "i2c1_lpcg_clk",
+				     "i2c1_lpcg_ipg_clk";
+		power-domains = <&pd IMX_SC_R_I2C_1>;
+	};
+
+	i2c2_lpcg: clock-controller at 5ac20000 {
+		reg = <0x5ac20000 0x10000>;
+		#clock-cells = <1>;
+		clocks = <&clk IMX_ADMA_I2C2_CLK>,
+			 <&dma_ipg_clk>;
+		clock-indices = <IMX_LPCG_CLK_0>, <IMX_LPCG_CLK_4>;
+		clock-output-names = "i2c2_lpcg_clk",
+				     "i2c2_lpcg_ipg_clk";
+		power-domains = <&pd IMX_SC_R_I2C_2>;
+	};
+
+	i2c3_lpcg: clock-controller at 5ac30000 {
+		reg = <0x5ac30000 0x10000>;
+		#clock-cells = <1>;
+		clocks = <&clk IMX_ADMA_I2C3_CLK>,
+			 <&dma_ipg_clk>;
+		clock-indices = <IMX_LPCG_CLK_0>, <IMX_LPCG_CLK_4>;
+		clock-output-names = "i2c3_lpcg_clk",
+				     "i2c3_lpcg_ipg_clk";
+		power-domains = <&pd IMX_SC_R_I2C_3>;
+	};
 };
-- 
2.25.1




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