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ARM: dts: imx: tolino-shine2: add tps65185

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Wire up the TPS65185 regulator needed for the display.

Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Andreas Kemnade 2026-01-13 16:31:34 +01:00 committed by Shawn Guo
parent 8124b4a4a9
commit e9c48e5586
1 changed files with 54 additions and 1 deletions
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55
arch/arm/boot/dts/nxp/imx/imx6sl-tolino-shine2hd.dts
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@ -37,6 +37,16 @@ chosen {
stdout-path = &uart1;
};
epd_pmic_supply: regulator-epd-pmic-in {
compatible = "regulator-fixed";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_epd_pmic_supply>;
regulator-name = "epd_pmic_supply";
gpio = <&gpio2 14 GPIO_ACTIVE_HIGH>;
enable-active-high;
startup-delay-us = <20000>;
};
gpio_keys: gpio-keys {
compatible = "gpio-keys";
pinctrl-names = "default";
@ -147,8 +157,35 @@ zforce: touchscreen@50 {
touchscreen-inverted-x;
};
/* TODO: TPS65185 PMIC for E Ink at 0x68 */
tps65185: pmic@68 {
compatible = "ti,tps65185";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_tps65185_gpio>;
reg = <0x68>;
interrupt-parent = <&gpio2>;
interrupts = <9 IRQ_TYPE_LEVEL_LOW>;
vin-supply = <&epd_pmic_supply>;
pwr-good-gpios = <&gpio2 13 GPIO_ACTIVE_HIGH>;
vcom-ctrl-gpios = <&gpio2 3 GPIO_ACTIVE_HIGH>;
wakeup-gpios = <&gpio2 7 GPIO_ACTIVE_HIGH>;
enable-gpios = <&gpio2 8 GPIO_ACTIVE_HIGH>;
regulators {
vcom_reg: vcom {
regulator-name = "vcom";
};
vposneg_reg: vposneg {
regulator-name = "vposneg";
regulator-min-microvolt = <15000000>;
regulator-max-microvolt = <15000000>;
};
v3p3_reg: v3p3 {
regulator-name = "v3p3";
};
};
};
};
&i2c3 {
@ -328,6 +365,12 @@ MX6SL_PAD_EPDC_PWRCTRL3__GPIO2_IO10 0x10059
>;
};
pinctrl_epd_pmic_supply: epdc-pmic-supplygrp {
fsl,pins = <
MX6SL_PAD_EPDC_PWRWAKEUP__GPIO2_IO14 0x40010059 /* pwrall */
>;
};
pinctrl_gpio_keys: gpio-keysgrp {
fsl,pins = <
MX6SL_PAD_SD1_DAT1__GPIO5_IO08 0x17059
@ -425,6 +468,16 @@ MX6SL_PAD_KEY_COL2__GPIO3_IO28 0x1b8b1 /* ricoh619 bat_low_int */
>;
};
pinctrl_tps65185_gpio: tps65185-gpio-grp {
fsl,pins = <
MX6SL_PAD_EPDC_VCOM0__GPIO2_IO03 0x40010059 /* vcom_ctrl */
MX6SL_PAD_EPDC_PWRCTRL0__GPIO2_IO07 0x40010059 /* wakeup */
MX6SL_PAD_EPDC_PWRCTRL1__GPIO2_IO08 0x40010059 /* enable */
MX6SL_PAD_EPDC_PWRCTRL2__GPIO2_IO09 0x17059 /* nINT */
MX6SL_PAD_EPDC_PWRSTAT__GPIO2_IO13 0x17059 /* pwr-good */
>;
};
pinctrl_uart1: uart1grp {
fsl,pins = <
MX6SL_PAD_UART1_TXD__UART1_TX_DATA 0x1b0b1