From 6bf5e3410f190374371d89a5816d1a4aaae66776 Mon Sep 17 00:00:00 2001 From: Adam Ford Date: Fri, 8 Jun 2018 06:29:26 -0500 Subject: ARM: dts: am3517-som: Add WL127x Wifi Certain models of the AM3517 SOM from Logic PD come with an integrated WL1271 WiFi. This patch enables the WiFi. Signed-off-by: Adam Ford Signed-off-by: Tony Lindgren --- arch/arm/boot/dts/am3517-som.dtsi | 80 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 80 insertions(+) (limited to 'arch/arm/boot/dts/am3517-som.dtsi') diff --git a/arch/arm/boot/dts/am3517-som.dtsi b/arch/arm/boot/dts/am3517-som.dtsi index 7ff7cd135dca..a2914067d613 100644 --- a/arch/arm/boot/dts/am3517-som.dtsi +++ b/arch/arm/boot/dts/am3517-som.dtsi @@ -14,6 +14,32 @@ cpu0-supply = <&vdd_core_reg>; }; }; + + wl12xx_buffer: wl12xx_buf { + compatible = "regulator-fixed"; + regulator-name = "wl1271_buf"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + pinctrl-names = "default"; + pinctrl-0 = <&wl12xx_buffer_pins>; + gpio = <&gpio5 1 GPIO_ACTIVE_LOW>; /* gpio 129 */ + regulator-always-on; + vin-supply = <&vdd_1v8_reg>; + }; + + wl12xx_vmmc2: wl12xx_vmmc2 { + compatible = "regulator-fixed"; + regulator-name = "vwl1271"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + pinctrl-names = "default"; + pinctrl-0 = <&wl12xx_wkup_pins>; + gpio = <&gpio1 3 GPIO_ACTIVE_HIGH >; /* gpio 3 */ + startup-delay-us = <70000>; + enable-active-high; + regulator-always-on; + vin-supply = <&wl12xx_buffer>; + }; }; &gpmc { @@ -121,8 +147,53 @@ }; }; +&mmc2 { + interrupts-extended = <&intc 86 /* &omap3_pmx_core 0x12c */>; + + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&mmc2_pins>; + vmmc-supply = <&wl12xx_vmmc2>; + non-removable; + bus-width = <4>; + cap-power-off-card; + #address-cells = <1>; + #size-cells = <0>; + wlcore: wlcore@2 { + compatible = "ti,wl1271"; + reg = <2>; + interrupt-parent = <&gpio6>; + interrupts = <10 IRQ_TYPE_LEVEL_HIGH>; /* gpio_170 */ + ref-clock-frequency = <26000000>; + tcxo-clock-frequency = <26000000>; + }; +}; + + &omap3_pmx_core { + wl12xx_buffer_pins: pinmux_wl12xx_buffer_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x2156, PIN_OUTPUT | MUX_MODE4) /* mmc1_dat7.gpio_129 */ + >; + }; + + mmc2_pins: pinmux_mmc2_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x2158, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc2_clk.mmc2_clk */ + OMAP3_CORE1_IOPAD(0x215a, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc2_cmd.mmc2_cmd */ + OMAP3_CORE1_IOPAD(0x215c, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc2_dat0.mmc2_dat0 */ + OMAP3_CORE1_IOPAD(0x215e, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc2_dat1.mmc2_dat1 */ + OMAP3_CORE1_IOPAD(0x2160, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc2_dat2.mmc2_dat2 */ + OMAP3_CORE1_IOPAD(0x2162, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc2_dat3.mmc2_dat3 */ + OMAP3_CORE1_IOPAD(0x2164, PIN_OUTPUT | MUX_MODE1) /* mmc2_dat4.mmc2_dir_dat0 */ + OMAP3_CORE1_IOPAD(0x2166, PIN_OUTPUT | MUX_MODE1) /* mmc2_dat5.mmc2_dir_dat1 */ + OMAP3_CORE1_IOPAD(0x2168, PIN_OUTPUT | MUX_MODE1) /* mmc2_dat6.mmc2_dir_cmd */ + OMAP3_CORE1_IOPAD(0x216a, PIN_INPUT | MUX_MODE1) /* mmc2_dat7.mmc2_clkin */ + OMAP3_CORE1_IOPAD(0x21c6, PIN_INPUT_PULLUP | MUX_MODE4) /* hdq_sio.gpio_170 */ + >; + }; + rtc_pins: pinmux_rtc_pins { pinctrl-single,pins = < OMAP3_CORE1_IOPAD(0x20b6, PIN_INPUT_PULLUP | MUX_MODE4) /* gpmc_ncs4.gpio_55 */ @@ -135,3 +206,12 @@ >; }; }; + +&omap3_pmx_wkup { + + wl12xx_wkup_pins: pinmux_wl12xx_wkup_pins { + pinctrl-single,pins = < + OMAP3_WKUP_IOPAD(0x2a0c, PIN_OUTPUT | MUX_MODE4) /* sys_boot1.gpio_3 */ + >; + }; +}; -- cgit v1.2.3