diff options
| author | Philippe Schenker <philippe.schenker@toradex.com> | 2020-02-03 17:21:26 +0100 |
|---|---|---|
| committer | Marcel Ziswiler <marcel.ziswiler@toradex.com> | 2020-02-12 11:06:12 +0100 |
| commit | a8b32ef6f8475defb646197aaa68eec9ee367cea (patch) | |
| tree | fda1ed0f0ac573ea5d62e19f077cc5743aa11dcf | |
| parent | 82c317352f12ee2400e9f52ae06d1ee4c6d62444 (diff) | |
ARM64: dts: apalis-imx8qm: add wifi power down pin to pcie supply
Related-to: ELB-2359
Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com>
| -rw-r--r-- | arch/arm64/boot/dts/freescale/fsl-imx8qm-apalis.dtsi | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/arch/arm64/boot/dts/freescale/fsl-imx8qm-apalis.dtsi b/arch/arm64/boot/dts/freescale/fsl-imx8qm-apalis.dtsi index 4abdb8a4ba7b..7f065adcd8c5 100644 --- a/arch/arm64/boot/dts/freescale/fsl-imx8qm-apalis.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-imx8qm-apalis.dtsi @@ -92,6 +92,20 @@ regulator-max-microvolt = <3300000>; }; + reg_module_wifi: regulator-module-wifi { + compatible = "regulator-fixed"; + enable-active-high; + gpio = <&gpio1 28 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_wifi_pdn>; + regulator-name = "wifi_pwrdn_fake_regulator"; + regulator-settling-time-us = <100>; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + reg_pcie_switch: regulator-pcie-switch { compatible = "regulator-fixed"; pinctrl-names = "default"; @@ -1131,14 +1145,19 @@ /* On-module Wi-Fi */ pinctrl_wifi: wifigrp { fsl,pins = < - /* On-module Wi-Fi_POWER_DOWN */ - SC_P_MIPI_CSI0_GPIO0_01_LSIO_GPIO1_IO28 0x06000021 /* On-module Wi-Fi_SUSCLK_32k */ SC_P_SCU_GPIO0_07_SCU_DSC_RTC_CLOCK_OUTPUT_32K 0x06000021 /* On-module Wi-Fi_PCIE_W_DISABLE */ SC_P_MIPI_CSI0_MCLK_OUT_LSIO_GPIO1_IO24 0x06000021 >; }; + + pinctrl_wifi_pdn: wifipdngrp { + fsl,pins = < + /* On-module Wi-Fi_POWER_DOWN */ + SC_P_MIPI_CSI0_GPIO0_01_LSIO_GPIO1_IO28 0x06000021 + >; + }; }; }; @@ -1264,7 +1283,7 @@ <&pcie_sata_refclk_gate>; /*clkreq-gpio = <&gpio4 30 GPIO_ACTIVE_LOW>;*/ clock-names = "pcie", "pcie_bus", "pcie_phy", "pcie_inbound_axi", "pcie_ext"; - /*epdev_on-supply = <&epdev_on>;*/ + epdev_on-supply = <®_module_wifi>; ext_osc = <1>; fsl,max-link-speed = <1>; reset-gpio = <&gpio5 0 GPIO_ACTIVE_LOW>; |