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arm64: dts: ti: k3-am62p5-sk: Enable PWM

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PWM signals can be routed to the user expansion header on am62p5
SK. Enable eCAP0, eCAP1, eHRPWM0, eHRPWM1 and route the output PWM
signals to pins on J4 header.

Signed-off-by: Judith Mendez <jm@ti.com>
Reviewed-by: Bryan Brattlof <bb@ti.com>
Link: https://lore.kernel.org/r/20250422000851.4118545-2-jm@ti.com
Signed-off-by: Nishanth Menon <nm@ti.com>
This commit is contained in:
Judith Mendez 2025-04-21 19:08:49 -05:00 committed by Nishanth Menon
parent 8bc3b1c864
commit b2fd55f906
1 changed files with 54 additions and 0 deletions
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54
arch/arm64/boot/dts/ti/k3-am62p5-sk.dts
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@ -356,6 +356,32 @@ wlan_en_pins_default: wlan-en-default-pins {
AM62PX_IOPAD(0x0124, PIN_INPUT, 7) /* (J25) MMC2_SDCD.GPIO0_71 */
>;
};
main_ecap1_pins_default: main-ecap1-default-pins {
pinctrl-single,pins = <
AM62PX_IOPAD(0x019c, PIN_OUTPUT, 2) /* (E24) MCASP0_AXR1.ECAP1_IN_APWM_OUT */
>;
};
main_ecap2_pins_default: main-ecap2-default-pins {
pinctrl-single,pins = <
AM62PX_IOPAD(0x01a4, PIN_OUTPUT, 2) /* (F24) MCASP0_ACLKX.ECAP2_IN_APWM_OUT */
>;
};
main_epwm0_pins_default: main-epwm0-default-pins {
pinctrl-single,pins = <
AM62PX_IOPAD(0x01b4, PIN_OUTPUT, 2) /* (D20) SPI0_CS0.EHRPWM0_A */
AM62PX_IOPAD(0x01b8, PIN_OUTPUT, 2) /* (E20) SPI0_CS1.EHRPWM0_B */
>;
};
main_epwm1_pins_default: main-epwm1-default-pins {
pinctrl-single,pins = <
AM62PX_IOPAD(0x01bc, PIN_OUTPUT, 2) /* (B21) SPI0_CLK.EHRPWM1_A */
AM62PX_IOPAD(0x01c0, PIN_OUTPUT, 2) /* (B20) SPI0_D0.EHRPWM1_B */
>;
};
};
&main_i2c0 {
@ -683,3 +709,31 @@ &mcu_gpio0 {
&mcu_gpio_intr {
status = "reserved";
};
&ecap1 {
/* P36 of J4 */
pinctrl-names = "default";
pinctrl-0 = <&main_ecap1_pins_default>;
status = "okay";
};
&ecap2 {
/* P11 of J4 */
pinctrl-names = "default";
pinctrl-0 = <&main_ecap2_pins_default>;
status = "okay";
};
&epwm0 {
/* P24/P26 of J4 */
pinctrl-names = "default";
pinctrl-0 = <&main_epwm0_pins_default>;
status = "okay";
};
&epwm1 {
/* P23/P19 of J4 */
pinctrl-names = "default";
pinctrl-0 = <&main_epwm1_pins_default>;
status = "okay";
};