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arm64: dts: k3-am654-base-board: Add IRQ line for GPIO expander

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Add IRQ line for IO expander present on wkup_i2c bus on  AM654 EVM

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Tero Kristo <t-kristo@ti.com>
This commit is contained in:
Vignesh Raghavendra 2019-12-11 22:34:14 +05:30 committed by Tero Kristo
parent 07481770e8
commit ca3be22dd0
1 changed files with 13 additions and 0 deletions
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13
arch/arm64/boot/dts/ti/k3-am654-base-board.dts
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@ -85,6 +85,13 @@ AM65X_WKUP_IOPAD(0x0028, PIN_INPUT, 0) /* (R3) MCU_OSPI0_D7 */
AM65X_WKUP_IOPAD(0x002c, PIN_OUTPUT, 0) /* (R4) MCU_OSPI0_CSn0 */
>;
};
wkup_pca554_default: wkup_pca554_default {
pinctrl-single,pins = <
AM65X_WKUP_IOPAD(0x0034, PIN_INPUT, 7) /* (T1) MCU_OSPI1_CLK.WKUP_GPIO0_25 */
>;
};
};
&main_pmx0 {
@ -180,6 +187,12 @@ pca9554: gpio@39 {
reg = <0x39>;
gpio-controller;
#gpio-cells = <2>;
pinctrl-names = "default";
pinctrl-0 = <&wkup_pca554_default>;
interrupt-parent = <&wkup_gpio0>;
interrupts = <25 IRQ_TYPE_EDGE_FALLING>;
interrupt-controller;
#interrupt-cells = <2>;
};
};