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ARM: dts: am437x-gp-evm: Add sleep state for beeper pins

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Add sleep state for beeper pins. Without this there was a power
increase during the suspend and standby states on V3_3D domain.

Signed-off-by: Keerthy <j-keerthy@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Keerthy 2018-11-07 10:34:20 +05:30 committed by Tony Lindgren
parent 6a156a05bb
commit 0ec47be539
1 changed files with 9 additions and 2 deletions
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11
arch/arm/boot/dts/am437x-gp-evm.dts
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@ -161,7 +161,8 @@ sound0_master: simple-audio-card,codec {
beeper: beeper {
compatible = "gpio-beeper";
pinctrl-names = "default";
pinctrl-0 = <&beeper_pins>;
pinctrl-0 = <&beeper_pins_default>;
pinctrl-1 = <&beeper_pins_sleep>;
gpios = <&gpio4 12 GPIO_ACTIVE_HIGH>;
};
};
@ -523,12 +524,18 @@ AM4372_IOPAD(0x884, PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_csn2.gpio1_31 */
>;
};
beeper_pins: beeper_pins {
beeper_pins_default: beeper_pins_default {
pinctrl-single,pins = <
AM4372_IOPAD(0x9e0, PIN_OUTPUT_PULLUP | MUX_MODE7) /* cam1_field.gpio4_12 */
>;
};
beeper_pins_sleep: beeper_pins_sleep {
pinctrl-single,pins = <
AM4372_IOPAD(0x9e0, PIN_INPUT_PULLDOWN | MUX_MODE7) /* cam1_field.gpio4_12 */
>;
};
unused_pins: unused_pins {
pinctrl-single,pins = <
AM4372_IOPAD(0x854, PIN_INPUT_PULLDOWN | MUX_MODE7)