From 4a996d187ed970a0d2116501edb6e744bce78f29 Mon Sep 17 00:00:00 2001 From: Dmitry Lifshitz Date: Mon, 28 Apr 2014 14:41:45 +0300 Subject: [PATCH] ARM: dts: cm-t54: add WiFi/BT support Add support of AW-NH387 (mwifiex) WiFi/BT chip connected to MMC3. Signed-off-by: Dmitry Lifshitz Signed-off-by: Tony Lindgren --- arch/arm/boot/dts/omap5-cm-t54.dts | 53 +++++++++++++++++++++++++++++- 1 file changed, 52 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/omap5-cm-t54.dts b/arch/arm/boot/dts/omap5-cm-t54.dts index e3018656ffd2..8fec6a49b688 100644 --- a/arch/arm/boot/dts/omap5-cm-t54.dts +++ b/arch/arm/boot/dts/omap5-cm-t54.dts @@ -23,6 +23,28 @@ regulator-max-microvolt = <3300000>; }; + vwlan_pdn_fixed: fixed-regulator-vwlan-pdn { + compatible = "regulator-fixed"; + regulator-name = "vwlan_pdn_fixed"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&ldo2_reg>; + gpio = <&gpio4 13 GPIO_ACTIVE_HIGH>; /* gpio4_109 */ + startup-delay-us = <1000>; + enable-active-high; + }; + + vwlan_fixed: fixed-regulator-vwlan { + compatible = "regulator-fixed"; + regulator-name = "vwlan_fixed"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&vwlan_pdn_fixed>; + gpio = <&gpio4 14 GPIO_ACTIVE_HIGH>; /* gpio4_110 */ + startup-delay-us = <1000>; + enable-active-high; + }; + /* HS USB Host PHY on PORT 2 */ hsusb2_phy: hsusb2_phy { compatible = "usb-nop-xceiv"; @@ -92,6 +114,24 @@ >; }; + mmc3_pins: pinmux_mmc3_pins { + pinctrl-single,pins = < + OMAP5_CORE_IOPAD(0x29a4, PIN_INPUT_PULLUP | MUX_MODE0) /* wlsdio_clk */ + OMAP5_CORE_IOPAD(0x29a6, PIN_INPUT_PULLUP | MUX_MODE0) /* wlsdio_cmd */ + OMAP5_CORE_IOPAD(0x29a8, PIN_INPUT_PULLUP | MUX_MODE0) /* wlsdio_data0 */ + OMAP5_CORE_IOPAD(0x29aa, PIN_INPUT_PULLUP | MUX_MODE0) /* wlsdio_data1 */ + OMAP5_CORE_IOPAD(0x29ac, PIN_INPUT_PULLUP | MUX_MODE0) /* wlsdio_data2 */ + OMAP5_CORE_IOPAD(0x29ae, PIN_INPUT_PULLUP | MUX_MODE0) /* wlsdio_data3 */ + >; + }; + + wlan_gpios_pins: pinmux_wlan_gpios_pins { + pinctrl-single,pins = < + OMAP5_CORE_IOPAD(0x299c, PIN_OUTPUT_PULLDOWN | MUX_MODE6) /* gpio4_109 */ + OMAP5_CORE_IOPAD(0x299e, PIN_OUTPUT_PULLDOWN | MUX_MODE6) /* gpio4_110 */ + >; + }; + usbhost_pins: pinmux_usbhost_pins { pinctrl-single,pins = < OMAP5_CORE_IOPAD(0x28c4, PIN_INPUT | MUX_MODE0) /* usbb2_hsic_strobe */ @@ -121,6 +161,17 @@ ti,non-removable; }; +&mmc3 { + pinctrl-names = "default"; + pinctrl-0 = < + &mmc3_pins + &wlan_gpios_pins + >; + vmmc-supply = <&vwlan_fixed>; + bus-width = <4>; + ti,non-removable; +}; + &mmc4 { status = "disabled"; }; @@ -255,7 +306,7 @@ regulator-name = "ldo2"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; - regulator-boot-on; + startup-delay-us = <1000>; }; ldo3_reg: ldo3 { -- 2.20.1