[PATCH v2 4/4] riscv: dts: sophgo: add uart clock for Sophgo CV1800 series SoC

Inochi Amaoto inochiama at outlook.com
Tue Dec 5 03:55:53 PST 2023


Add missing clocks of uart node for CV1800B and CV1812H.

Signed-off-by: Inochi Amaoto <inochiama at outlook.com>
---
 arch/riscv/boot/dts/sophgo/cv18xx.dtsi | 21 ++++++++++++++++-----
 1 file changed, 16 insertions(+), 5 deletions(-)

diff --git a/arch/riscv/boot/dts/sophgo/cv18xx.dtsi b/arch/riscv/boot/dts/sophgo/cv18xx.dtsi
index c5642dd7cbbd..3f290a515011 100644
--- a/arch/riscv/boot/dts/sophgo/cv18xx.dtsi
+++ b/arch/riscv/boot/dts/sophgo/cv18xx.dtsi
@@ -5,6 +5,7 @@
  */

 #include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/clock/sophgo,cv1800.h>

 / {
 	#address-cells = <1>;
@@ -136,7 +137,9 @@ uart0: serial at 4140000 {
 			compatible = "snps,dw-apb-uart";
 			reg = <0x04140000 0x100>;
 			interrupts = <44 IRQ_TYPE_LEVEL_HIGH>;
-			clocks = <&osc>;
+			clock-frequency = <25000000>;
+			clocks = <&clk CLK_UART0>, <&clk CLK_APB_UART0>;
+			clock-names = "baudclk", "apb_pclk";
 			reg-shift = <2>;
 			reg-io-width = <4>;
 			status = "disabled";
@@ -146,7 +149,9 @@ uart1: serial at 4150000 {
 			compatible = "snps,dw-apb-uart";
 			reg = <0x04150000 0x100>;
 			interrupts = <45 IRQ_TYPE_LEVEL_HIGH>;
-			clocks = <&osc>;
+			clock-frequency = <25000000>;
+			clocks = <&clk CLK_UART1>, <&clk CLK_APB_UART1>;
+			clock-names = "baudclk", "apb_pclk";
 			reg-shift = <2>;
 			reg-io-width = <4>;
 			status = "disabled";
@@ -156,7 +161,9 @@ uart2: serial at 4160000 {
 			compatible = "snps,dw-apb-uart";
 			reg = <0x04160000 0x100>;
 			interrupts = <46 IRQ_TYPE_LEVEL_HIGH>;
-			clocks = <&osc>;
+			clock-frequency = <25000000>;
+			clocks = <&clk CLK_UART2>, <&clk CLK_APB_UART2>;
+			clock-names = "baudclk", "apb_pclk";
 			reg-shift = <2>;
 			reg-io-width = <4>;
 			status = "disabled";
@@ -166,7 +173,9 @@ uart3: serial at 4170000 {
 			compatible = "snps,dw-apb-uart";
 			reg = <0x04170000 0x100>;
 			interrupts = <47 IRQ_TYPE_LEVEL_HIGH>;
-			clocks = <&osc>;
+			clock-frequency = <25000000>;
+			clocks = <&clk CLK_UART3>, <&clk CLK_APB_UART3>;
+			clock-names = "baudclk", "apb_pclk";
 			reg-shift = <2>;
 			reg-io-width = <4>;
 			status = "disabled";
@@ -176,7 +185,9 @@ uart4: serial at 41c0000 {
 			compatible = "snps,dw-apb-uart";
 			reg = <0x041c0000 0x100>;
 			interrupts = <48 IRQ_TYPE_LEVEL_HIGH>;
-			clocks = <&osc>;
+			clock-frequency = <25000000>;
+			clocks = <&clk CLK_UART4>, <&clk CLK_APB_UART4>;
+			clock-names = "baudclk", "apb_pclk";
 			reg-shift = <2>;
 			reg-io-width = <4>;
 			status = "disabled";
--
2.43.0




More information about the linux-riscv mailing list