From: Judith Mendez <j...@ti.com> PWM signals can be routed to the user expansion header on am62a7 SK. Enable eCAP0, eCAP1, eHRPWM1, and route the output PWM signals to pins on J3 header.
Signed-off-by: Judith Mendez <j...@ti.com> Reviewed-by: Bryan Brattlof <b...@ti.com> Link: https://lore.kernel.org/r/20250422000851.4118545-3...@ti.com Signed-off-by: Nishanth Menon <n...@ti.com> [ upstream commit: 5aec1169b53969d07cc288814f7eebd2ef01f9a0 ] (cherry picked from commit 16c71470bff15f5ea677edebe3cba8a2504dc5e0) Signed-off-by: Markus Schneider-Pargmann <m...@baylibre.com> Reviewed-by: Sumit Garg <sumit.g...@oss.qualcomm.com> --- dts/upstream/src/arm64/ti/k3-am62a7-sk.dts | 40 ++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) diff --git a/dts/upstream/src/arm64/ti/k3-am62a7-sk.dts b/dts/upstream/src/arm64/ti/k3-am62a7-sk.dts index 1c9d95696c839a51b607839abb9429a8de6fa620..a9557ee73b8311087db9ce9cd9596efb8bb8975d 100644 --- a/dts/upstream/src/arm64/ti/k3-am62a7-sk.dts +++ b/dts/upstream/src/arm64/ti/k3-am62a7-sk.dts @@ -383,6 +383,25 @@ AM62AX_IOPAD(0x07c, PIN_OUTPUT, 7) /* (M19) GPMC0_CLK.GPIO0_31 */ >; }; + + main_ecap0_pins_default: main-ecap0-default-pins { + pinctrl-single,pins = < + AM62AX_IOPAD(0x01b8, PIN_OUTPUT, 3) /* (C16) SPI0_CS1.ECAP0_IN_APWM_OUT */ + >; + }; + + main_ecap2_pins_default: main-ecap2-default-pins { + pinctrl-single,pins = < + AM62AX_IOPAD(0x01a4, PIN_OUTPUT, 2) /* (A19) MCASP0_ACLKX.ECAP2_IN_APWM_OUT */ + >; + }; + + main_epwm1_pins_default: main-epwm1-default-pins { + pinctrl-single,pins = < + AM62AX_IOPAD(0x019c, PIN_OUTPUT, 6) /* (B18) MCASP0_AXR1.EHRPWM1_A */ + AM62AX_IOPAD(0x01a0, PIN_OUTPUT, 6) /* (B20) MCASP0_AXR0.EHRPWM1_B */ + >; + }; }; &mcu_pmx0 { @@ -741,3 +760,24 @@ }; }; }; + +&ecap0 { + /* P26 of J3 */ + pinctrl-names = "default"; + pinctrl-0 = <&main_ecap0_pins_default>; + status = "okay"; +}; + +&ecap2 { + /* P11 of J3 */ + pinctrl-names = "default"; + pinctrl-0 = <&main_ecap2_pins_default>; + status = "okay"; +}; + +&epwm1 { + /* P36/P33 of J3 */ + pinctrl-names = "default"; + pinctrl-0 = <&main_epwm1_pins_default>; + status = "okay"; +}; -- 2.49.0
