[PATCH v4 2/6] DONOTMERGE: arm64: dts: ti: Add pinmux and irq mapping for TPS65219 external interrupts

From: Markus Schneider-Pargmann
Date: Thu Aug 25 2022 - 11:02:47 EST


From: Jerome Neanne <jneanne@xxxxxxxxxxxx>

Interrupt occurring on PMIC TPS65219 is propagated to SOC
through EXTINTn pin connected to gic500 interrupt controller

Needed for driver testing but official board support pending.
TI commitment is required before board upstream kick-off.

Signed-off-by: Jerome Neanne <jneanne@xxxxxxxxxxxx>
Signed-off-by: Markus Schneider-Pargmann <msp@xxxxxxxxxxxx>
---
arch/arm64/boot/dts/ti/k3-am642-sk.dts | 10 ++++++++++
1 file changed, 10 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am642-sk.dts b/arch/arm64/boot/dts/ti/k3-am642-sk.dts
index 565b50810579..1f7ce60ecb57 100644
--- a/arch/arm64/boot/dts/ti/k3-am642-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am642-sk.dts
@@ -294,6 +294,12 @@ vsel_sd_nddr_pins_default: vsel-sd-nddr-pins-default {
AM64X_IOPAD(0x00b8, PIN_INPUT, 7) /* (Y7) PRG1_PRU0_GPO0.GPIO0_45 */
>;
};
+
+ pmic_irq_pins_default: pmic-irq-pins-default {
+ pinctrl-single,pins = <
+ AM64X_IOPAD(0x0278, PIN_INPUT, 0) /* (C19) EXTINTn */
+ >;
+ };
};

&mcu_uart0 {
@@ -352,6 +358,10 @@ tps65219: pmic@30 {
compatible = "ti,tps65219";
reg = <0x30>;
system-power-controller;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pmic_irq_pins_default>;
+ interrupt-parent = <&gic500>;
+ interrupts = <GIC_SPI 224 IRQ_TYPE_LEVEL_HIGH>;

buck1-supply = <&vcc_3v3_sys>;
buck2-supply = <&vcc_3v3_sys>;
--
2.37.2