Describe the newly-supported clock controller of TH1520 in SoC
devicetree, replace dummy clocks with the controller-supplied ones and
add correct clocks for GPIO controllers.
Signed-off-by: Yao Zi <zi...@disroot.org>
---
arch/riscv/dts/th1520-lichee-module-4a.dtsi | 8 ---
arch/riscv/dts/th1520.dtsi | 75 +++++++++++----------
2 files changed, 39 insertions(+), 44 deletions(-)
diff --git a/arch/riscv/dts/th1520-lichee-module-4a.dtsi
b/arch/riscv/dts/th1520-lichee-module-4a.dtsi
index 20dbc4c7d24..9b255f8243c 100644
--- a/arch/riscv/dts/th1520-lichee-module-4a.dtsi
+++ b/arch/riscv/dts/th1520-lichee-module-4a.dtsi
@@ -26,14 +26,6 @@
clock-frequency = <32768>;
};
-&apb_clk {
- clock-frequency = <62500000>;
-};
-
-&uart_sclk {
- clock-frequency = <100000000>;
-};
-
&emmc {
bus-width = <8>;
max-frequency = <198000000>;
diff --git a/arch/riscv/dts/th1520.dtsi b/arch/riscv/dts/th1520.dtsi
index 4a523f8048b..28107a9f354 100644
--- a/arch/riscv/dts/th1520.dtsi
+++ b/arch/riscv/dts/th1520.dtsi
@@ -4,6 +4,7 @@
* Copyright (C) 2023 Jisheng Zhang <jszh...@kernel.org>
*/
+#include <dt-bindings/clock/thead,th1520-clk-ap.h>
#include <dt-bindings/interrupt-controller/irq.h>
/ {
@@ -127,25 +128,6 @@
#clock-cells = <0>;
};
- apb_clk: apb-clk-clock {
- compatible = "fixed-clock";
- clock-output-names = "apb_clk";
- #clock-cells = <0>;
- };
-
- uart_sclk: uart-sclk-clock {
- compatible = "fixed-clock";
- clock-output-names = "uart_sclk";
- #clock-cells = <0>;
- };
-
- sdhci_clk: sdhci-clock {
- compatible = "fixed-clock";
- clock-frequency = <198000000>;
- clock-output-names = "sdhci_clk";
- #clock-cells = <0>;
- };
-
soc {
compatible = "simple-bus";
interrupt-parent = <&plic>;
@@ -180,7 +162,8 @@
reg = <0xff 0xe7014000 0x0 0x100>;
bootph-pre-ram;
interrupts = <36 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&uart_sclk>;
+ clocks = <&clk CLK_UART_SCLK>, <&clk CLK_UART0_PCLK>;
+ clock-names = "buadclk", "apb_pclk";
reg-shift = <2>;
reg-io-width = <4>;
status = "disabled";
@@ -190,7 +173,7 @@
compatible = "thead,th1520-dwcmshc";
reg = <0xff 0xe7080000 0x0 0x10000>;
interrupts = <62 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&sdhci_clk>;
+ clocks = <&clk CLK_EMMC_SDIO>;
clock-names = "core";
status = "disabled";
};
@@ -199,7 +182,7 @@
compatible = "thead,th1520-dwcmshc";
reg = <0xff 0xe7090000 0x0 0x10000>;
interrupts = <64 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&sdhci_clk>;
+ clocks = <&clk CLK_EMMC_SDIO>;
clock-names = "core";
status = "disabled";
};
@@ -208,7 +191,7 @@
compatible = "thead,th1520-dwcmshc";
reg = <0xff 0xe70a0000 0x0 0x10000>;
interrupts = <71 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&sdhci_clk>;
+ clocks = <&clk CLK_EMMC_SDIO>;
clock-names = "core";
status = "disabled";
};
@@ -217,7 +200,8 @@
compatible = "snps,dw-apb-uart";
reg = <0xff 0xe7f00000 0x0 0x100>;
interrupts = <37 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&uart_sclk>;
+ clocks = <&clk CLK_UART_SCLK>, <&clk CLK_UART1_PCLK>;
+ clock-names = "buadclk", "apb_pclk";
reg-shift = <2>;
reg-io-width = <4>;
status = "disabled";
@@ -227,7 +211,8 @@
compatible = "snps,dw-apb-uart";
reg = <0xff 0xe7f04000 0x0 0x100>;
interrupts = <39 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&uart_sclk>;
+ clocks = <&clk CLK_UART_SCLK>, <&clk CLK_UART3_PCLK>;
+ clock-names = "buadclk", "apb_pclk";
reg-shift = <2>;
reg-io-width = <4>;
status = "disabled";
@@ -236,6 +221,8 @@
gpio2: gpio@ffe7f34000 {
compatible = "snps,dw-apb-gpio";
reg = <0xff 0xe7f34000 0x0 0x1000>;
+ clocks = <&clk CLK_GPIO2>;
+ clock-names = "bus";
#address-cells = <1>;
#size-cells = <0>;
@@ -254,6 +241,8 @@
gpio3: gpio@ffe7f38000 {
compatible = "snps,dw-apb-gpio";
reg = <0xff 0xe7f38000 0x0 0x1000>;
+ clocks = <&clk CLK_GPIO3>;
+ clock-names = "bus";
#address-cells = <1>;
#size-cells = <0>;
@@ -272,6 +261,8 @@
gpio0: gpio@ffec005000 {
compatible = "snps,dw-apb-gpio";
reg = <0xff 0xec005000 0x0 0x1000>;
+ clocks = <&clk CLK_GPIO0>;
+ clock-names = "bus";
#address-cells = <1>;
#size-cells = <0>;
@@ -290,6 +281,8 @@
gpio1: gpio@ffec006000 {
compatible = "snps,dw-apb-gpio";
reg = <0xff 0xec006000 0x0 0x1000>;
+ clocks = <&clk CLK_GPIO1>;
+ clock-names = "bus";
#address-cells = <1>;
#size-cells = <0>;
@@ -309,16 +302,24 @@
compatible = "snps,dw-apb-uart";
reg = <0xff 0xec010000 0x0 0x4000>;
interrupts = <38 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&uart_sclk>;
+ clocks = <&clk CLK_UART_SCLK>, <&clk CLK_UART2_PCLK>;
+ clock-names = "buadclk", "apb_pclk";
reg-shift = <2>;
reg-io-width = <4>;
status = "disabled";
};
+ clk: clock-controller@ffef010000 {
+ compatible = "thead,th1520-clk-ap";
+ reg = <0xff 0xef010000 0x0 0x1000>;
+ clocks = <&osc>;
+ #clock-cells = <1>;
+ };
+
timer0: timer@ffefc32000 {
compatible = "snps,dw-apb-timer";
reg = <0xff 0xefc32000 0x0 0x14>;
- clocks = <&apb_clk>;
+ clocks = <&clk CLK_PERI_APB_PCLK>;
clock-names = "timer";
interrupts = <16 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
@@ -327,7 +328,7 @@
timer1: timer@ffefc32014 {
compatible = "snps,dw-apb-timer";
reg = <0xff 0xefc32014 0x0 0x14>;
- clocks = <&apb_clk>;
+ clocks = <&clk CLK_PERI_APB_PCLK>;
clock-names = "timer";
interrupts = <17 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
@@ -336,7 +337,7 @@
timer2: timer@ffefc32028 {
compatible = "snps,dw-apb-timer";
reg = <0xff 0xefc32028 0x0 0x14>;
- clocks = <&apb_clk>;
+ clocks = <&clk CLK_PERI_APB_PCLK>;
clock-names = "timer";
interrupts = <18 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
@@ -345,7 +346,7 @@
timer3: timer@ffefc3203c {
compatible = "snps,dw-apb-timer";
reg = <0xff 0xefc3203c 0x0 0x14>;
- clocks = <&apb_clk>;
+ clocks = <&clk CLK_PERI_APB_PCLK>;
clock-names = "timer";
interrupts = <19 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
@@ -355,7 +356,8 @@
compatible = "snps,dw-apb-uart";
reg = <0xff 0xf7f08000 0x0 0x4000>;
interrupts = <40 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&uart_sclk>;
+ clocks = <&clk CLK_UART_SCLK>, <&clk CLK_UART4_PCLK>;
+ clock-names = "buadclk", "apb_pclk";
reg-shift = <2>;
reg-io-width = <4>;
status = "disabled";
@@ -365,7 +367,8 @@
compatible = "snps,dw-apb-uart";
reg = <0xff 0xf7f0c000 0x0 0x4000>;
interrupts = <41 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&uart_sclk>;
+ clocks = <&clk CLK_UART_SCLK>, <&clk CLK_UART5_PCLK>;
+ clock-names = "buadclk", "apb_pclk";
reg-shift = <2>;
reg-io-width = <4>;
status = "disabled";
@@ -384,7 +387,7 @@
timer4: timer@ffffc33000 {
compatible = "snps,dw-apb-timer";
reg = <0xff 0xffc33000 0x0 0x14>;
- clocks = <&apb_clk>;
+ clocks = <&clk CLK_PERI_APB_PCLK>;
clock-names = "timer";
interrupts = <20 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
@@ -393,7 +396,7 @@
timer5: timer@ffffc33014 {
compatible = "snps,dw-apb-timer";
reg = <0xff 0xffc33014 0x0 0x14>;
- clocks = <&apb_clk>;
+ clocks = <&clk CLK_PERI_APB_PCLK>;
clock-names = "timer";
interrupts = <21 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
@@ -402,7 +405,7 @@
timer6: timer@ffffc33028 {
compatible = "snps,dw-apb-timer";
reg = <0xff 0xffc33028 0x0 0x14>;
- clocks = <&apb_clk>;
+ clocks = <&clk CLK_PERI_APB_PCLK>;
clock-names = "timer";
interrupts = <22 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
@@ -411,7 +414,7 @@
timer7: timer@ffffc3303c {
compatible = "snps,dw-apb-timer";
reg = <0xff 0xffc3303c 0x0 0x14>;
- clocks = <&apb_clk>;
+ clocks = <&clk CLK_PERI_APB_PCLK>;
clock-names = "timer";
interrupts = <23 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
--
2.49.0
