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riscv: dts: starfive: jh7110: Add PWM node and pins configuration

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Add OpenCores PWM controller node and add PWM pins configuration
on VisionFive 2 board.

Signed-off-by: William Qiu <william.qiu@starfivetech.com>
Reviewed-by: Emil Renner Berthing <emil.renner.berthing@canonical.com>
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
This commit is contained in:
William Qiu 2023-12-22 17:45:48 +08:00 committed by Conor Dooley
parent 5e598b99fe
commit 8d01f741a0
2 changed files with 31 additions and 0 deletions
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22
arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
View file

@ -323,6 +323,12 @@ reserved-data@600000 {
};
};
&pwm {
pinctrl-names = "default";
pinctrl-0 = <&pwm_pins>;
status = "okay";
};
&spi0 {
pinctrl-names = "default";
pinctrl-0 = <&spi0_pins>;
@ -513,6 +519,22 @@ GPOEN_ENABLE,
};
};
pwm_pins: pwm-0 {
pwm-pins {
pinmux = <GPIOMUX(46, GPOUT_SYS_PWM_CHANNEL0,
GPOEN_SYS_PWM0_CHANNEL0,
GPI_NONE)>,
<GPIOMUX(59, GPOUT_SYS_PWM_CHANNEL1,
GPOEN_SYS_PWM0_CHANNEL1,
GPI_NONE)>;
bias-disable;
drive-strength = <12>;
input-disable;
input-schmitt-disable;
slew-rate = <0>;
};
};
spi0_pins: spi0-0 {
mosi-pins {
pinmux = <GPIOMUX(52, GPOUT_SYS_SPI0_TXD,

9
arch/riscv/boot/dts/starfive/jh7110.dtsi
View file

@ -829,6 +829,15 @@ i2stx1: i2s@120c0000 {
status = "disabled";
};
pwm: pwm@120d0000 {
compatible = "starfive,jh7110-pwm", "opencores,pwm-v1";
reg = <0x0 0x120d0000 0x0 0x10000>;
clocks = <&syscrg JH7110_SYSCLK_PWM_APB>;
resets = <&syscrg JH7110_SYSRST_PWM_APB>;
#pwm-cells = <3>;
status = "disabled";
};
sfctemp: temperature-sensor@120e0000 {
compatible = "starfive,jh7110-temp";
reg = <0x0 0x120e0000 0x0 0x10000>;