diff options
| author | Fabio Estevam <fabio.estevam@nxp.com> | 2017-06-05 14:17:48 +0300 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2017-06-05 18:25:59 +0300 |
| commit | 6e823e9720b7e2aa36138bc776001069df851e13 (patch) | |
| tree | 3aff2361f50d7661aa76c12fddc4e15674158f20 /arch/arm/boot/dts/imx7d-sdb.dts | |
| parent | b877039aa1fe3a9ac784619a3415feed50e6fb91 (diff) | |
| download | linux-6e823e9720b7e2aa36138bc776001069df851e13.tar.xz | |
ARM: dts: imx7d-sdb: Add Wifi support
imx7d-sdb has a BCM4339 Wifi chip connected to USDHC2.
Add support for it.
While at it, move the WL_REG_ON pin to the correct pinctrl node.
Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch/arm/boot/dts/imx7d-sdb.dts')
| -rw-r--r-- | arch/arm/boot/dts/imx7d-sdb.dts | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/imx7d-sdb.dts b/arch/arm/boot/dts/imx7d-sdb.dts index 291f556029f6..52e40c1d8d40 100644 --- a/arch/arm/boot/dts/imx7d-sdb.dts +++ b/arch/arm/boot/dts/imx7d-sdb.dts @@ -105,6 +105,18 @@ regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; }; + + reg_brcm: regulator-brcm { + compatible = "regulator-fixed"; + gpio = <&gpio4 21 GPIO_ACTIVE_HIGH>; + enable-active-high; + regulator-name = "brcm_reg"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_brcm_reg>; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + startup-delay-us = <200000>; + }; }; &adc1 { @@ -379,6 +391,19 @@ status = "okay"; }; +&usdhc2 { + pinctrl-names = "default", "state_100mhz", "state_200mhz"; + pinctrl-0 = <&pinctrl_usdhc2>; + pinctrl-1 = <&pinctrl_usdhc2_100mhz>; + pinctrl-2 = <&pinctrl_usdhc2_200mhz>; + wakeup-source; + keep-power-in-suspend; + non-removable; + vmmc-supply = <®_brcm>; + fsl,tuning-step = <2>; + status = "okay"; +}; + &usdhc3 { pinctrl-names = "default", "state_100mhz", "state_200mhz"; pinctrl-0 = <&pinctrl_usdhc3>; @@ -403,6 +428,12 @@ pinctrl-0 = <&pinctrl_hog>; imx7d-sdb { + pinctrl_brcm_reg: brcmreggrp { + fsl,pins = < + MX7D_PAD_ECSPI2_MOSI__GPIO4_IO21 0x14 + >; + }; + pinctrl_ecspi3: ecspi3grp { fsl,pins = < MX7D_PAD_SAI2_TX_SYNC__ECSPI3_MISO 0x2 @@ -570,7 +601,6 @@ MX7D_PAD_SD2_DATA1__SD2_DATA1 0x59 MX7D_PAD_SD2_DATA2__SD2_DATA2 0x59 MX7D_PAD_SD2_DATA3__SD2_DATA3 0x59 - MX7D_PAD_ECSPI2_MOSI__GPIO4_IO21 0x59 /* WL_REG_ON */ >; }; |