From: Emil Renner Berthing <emil.renner.berthing@xxxxxxxxxxxxx>
Add nodes for pin controllers on the T-Head TH1520 RISC-V SoC.
Add the missing aonsys_clk for the always-on pin controller as there is
not yet an aon subsys clock controller driver.
Acked-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
Tested-by: Thomas Bonnefille <thomas.bonnefille@xxxxxxxxxxx>
Signed-off-by: Emil Renner Berthing <emil.renner.berthing@xxxxxxxxxxxxx>
[dfustini: modify description as there is now an ap_subsys clk driver]
Signed-off-by: Drew Fustini <dfustini@xxxxxxxxxxxxxxx>
---
arch/riscv/boot/dts/thead/th1520.dtsi | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/arch/riscv/boot/dts/thead/th1520.dtsi b/arch/riscv/boot/dts/thead/th1520.dtsi
index 6992060e6a54..93c17f52fbe9 100644
--- a/arch/riscv/boot/dts/thead/th1520.dtsi
+++ b/arch/riscv/boot/dts/thead/th1520.dtsi
@@ -216,6 +216,13 @@ osc_32k: 32k-oscillator {
#clock-cells = <0>;
};
+ aonsys_clk: clock-73728000 {
+ compatible = "fixed-clock";
+ clock-frequency = <73728000>;
+ clock-output-names = "aonsys_clk";
+ #clock-cells = <0>;
+ };
+
soc {
compatible = "simple-bus";
interrupt-parent = <&plic>;
@@ -354,6 +361,13 @@ portd: gpio-controller@0 {
};
};
+ padctrl1_apsys: pinctrl@ffe7f3c000 {
+ compatible = "thead,th1520-pinctrl";
+ reg = <0xff 0xe7f3c000 0x0 0x1000>;
+ clocks = <&clk CLK_PADCTRL1>;
+ thead,pad-group = <2>;
+ };
+
gpio0: gpio@ffec005000 {
compatible = "snps,dw-apb-gpio";
reg = <0xff 0xec005000 0x0 0x1000>;
@@ -392,6 +406,13 @@ portb: gpio-controller@0 {
};
};
+ padctrl0_apsys: pinctrl@ffec007000 {
+ compatible = "thead,th1520-pinctrl";
+ reg = <0xff 0xec007000 0x0 0x1000>;
+ clocks = <&clk CLK_PADCTRL0>;
+ thead,pad-group = <3>;
+ };
+
uart2: serial@ffec010000 {
compatible = "snps,dw-apb-uart";
reg = <0xff 0xec010000 0x0 0x4000>;
@@ -538,6 +559,13 @@ porte: gpio-controller@0 {
};
};
+ padctrl_aosys: pinctrl@fffff4a000 {
+ compatible = "thead,th1520-pinctrl";
+ reg = <0xff 0xfff4a000 0x0 0x2000>;
+ clocks = <&aonsys_clk>;
+ thead,pad-group = <1>;
+ };
+
ao_gpio1: gpio@fffff52000 {
compatible = "snps,dw-apb-gpio";
reg = <0xff 0xfff52000 0x0 0x1000>;
--
2.34.1
