From: Judith Mendez Date: Tue, 24 Sep 2024 22:07:00 +0000 (-0500) Subject: arm64: dts: ti: k3-am64x-sk: Enable eQEP X-Git-Tag: v6.13-rc1~140^2~16^2~44 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=25da98eb3997d21e128ab75d426923a0dc23c4e4;p=thirdparty%2Fkernel%2Flinux.git arm64: dts: ti: k3-am64x-sk: Enable eQEP There are 3 instances of eQEP on AM64x. Only EQEP0 signals can be routed to the user expansion so enable only EQEP0 in k3-am642-sk.dts. Signed-off-by: Judith Mendez Link: https://lore.kernel.org/r/20240924220700.886313-6-jm@ti.com Signed-off-by: Vignesh Raghavendra --- diff --git a/arch/arm64/boot/dts/ti/k3-am642-sk.dts b/arch/arm64/boot/dts/ti/k3-am642-sk.dts index 26d4ad5e96f1c..33e421ec18abb 100644 --- a/arch/arm64/boot/dts/ti/k3-am642-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-am642-sk.dts @@ -369,6 +369,16 @@ AM64X_IOPAD(0x0270, PIN_INPUT, 0) /* (D18) ECAP0_IN_APWM_OUT */ >; }; + + main_eqep0_pins_default: main-eqep0-default-pins { + pinctrl-single,pins = < + AM64X_IOPAD(0x00a0, PIN_INPUT, 3) /* (N16) GPMC0_WPn.EQEP0_A */ + AM64X_IOPAD(0x00a4, PIN_INPUT, 3) /* (N17) GPMC0_DIR.EQEP0_B */ + AM64X_IOPAD(0x00ac, PIN_INPUT, 3) /* (R20) GPMC0_CSn1.EQEP0_I */ + AM64X_IOPAD(0x00a8, PIN_INPUT, 3) /* (R19) GPMC0_CSn0.EQEP0_S */ + >; + }; + main_wlan_en_pins_default: main-wlan-en-default-pins { pinctrl-single,pins = < AM64X_IOPAD(0x00c4, PIN_OUTPUT_PULLUP, 7) /* (V8) GPIO0_48 */ @@ -706,3 +716,10 @@ pinctrl-names = "default"; pinctrl-0 = <&main_ecap0_pins_default>; }; + +&eqep0 { + status = "okay"; + /* EQEP0 A & B available on pins 18 & 22 of J4 header */ + pinctrl-names = "default"; + pinctrl-0 = <&main_eqep0_pins_default>; +};