From 61fedc14b6017a29c7cee1c2b868a4a7a5fb2028 Mon Sep 17 00:00:00 2001 From: "H. Nikolaus Schaller" Date: Tue, 31 Jul 2018 09:11:32 +0200 Subject: ARM: dts: omap3-gta04a5: add support for ti,wl1837 module GTA04A5 uses a ti,wl1837 WiFi/Bluetooth module. Overwrite the mmc2 node and child. Signed-off-by: H. Nikolaus Schaller Signed-off-by: Tony Lindgren --- arch/arm/boot/dts/omap3-gta04a5.dts | 58 +++++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) diff --git a/arch/arm/boot/dts/omap3-gta04a5.dts b/arch/arm/boot/dts/omap3-gta04a5.dts index e3352cc97c91..453a87ebb860 100644 --- a/arch/arm/boot/dts/omap3-gta04a5.dts +++ b/arch/arm/boot/dts/omap3-gta04a5.dts @@ -15,6 +15,20 @@ ti,jack-det-gpio = <&twl_gpio 2 GPIO_ACTIVE_HIGH>; /* GTA04A5 only */ }; + wlan_en: wlan_en_regulator { + compatible = "regulator-fixed"; + pinctrl-names = "default"; + pinctrl-0 = <&wlan_pins>; + regulator-name = "wlan-en-regulator"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + + gpio = <&gpio5 10 GPIO_ACTIVE_HIGH>; /* GPIO_138 */ + + startup-delay-us = <70000>; + enable-active-high; + }; + pps { compatible = "pps-gpio"; pinctrl-names = "default"; @@ -34,6 +48,18 @@ }; &omap3_pmx_core { + wlan_pins: pinmux_wlan_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x2168, PIN_OUTPUT | MUX_MODE4) /* mmc2_dat6 = mmc3_dat2 = gpio138 */ + >; + }; + + wlan_irq_pin: pinmux_wlan_irq_pin { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x216a, PIN_INPUT_PULLUP | MUX_MODE4) /* mmc2_dat7 = mmc3_dat3 = gpio139 */ + >; + }; + irda_pins: pinmux_irda { pinctrl-single,pins = < OMAP3_CORE1_IOPAD(0x21d0, PIN_OUTPUT_PULLUP | MUX_MODE4) /* mcspi1_cs1 = gpio175 */ @@ -47,3 +73,35 @@ }; }; + +/* + * for WL183x module see + * http://lxr.free-electrons.com/source/Documentation/devicetree/bindings/net/wireless/ti,wlcore.txt + */ + +&wifi_pwrseq { + /delete-property/ reset-gpios; +}; + +&mmc2 { + vmmc-supply = <&wlan_en>; + bus-width = <4>; + cap-power-off-card; + non-removable; + + pinctrl-names = "default"; + pinctrl-0 = <&wlan_irq_pin>; + + #address-cells = <1>; + #size-cells = <0>; + + /delete-property/ mmc-pwrseq; + + wlcore: wlcore@2 { + compatible = "ti,wl1837"; + reg = <2>; + interrupt-parent = <&gpio5>; + interrupts = <11 IRQ_TYPE_LEVEL_HIGH>; /* GPIO_139 */ + ref-clock-frequency = <26000000>; + }; +}; -- cgit v1.2.1