diff options
| author | Sebastian Reichel <sre@kernel.org> | 2016-01-09 04:19:34 +0100 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2016-01-27 10:38:22 -0800 |
| commit | 96d3bb1a0e0059d12d6ffb05fadeb3361b04b21e (patch) | |
| tree | 610c134ec4dde82d605596c9d433c279512edaa2 /arch/arm | |
| parent | 444d66fafab89195a75752bbefb48b030bd24740 (diff) | |
| download | talos-op-linux-96d3bb1a0e0059d12d6ffb05fadeb3361b04b21e.tar.gz talos-op-linux-96d3bb1a0e0059d12d6ffb05fadeb3361b04b21e.zip | |
ARM: dts: N950: Add wlan support
Add support for the wl1271 wlan chip. As far as I can see N9 uses the
same chip with the same enable and irq gpio, but they use the mmc
interface instead of the spi interface.
Signed-off-by: Sebastian Reichel <sre@kernel.org>
Acked-by: Igor Grinberg <grinberg@compulab.co.il>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/boot/dts/omap3-n950-n9.dtsi | 15 | ||||
| -rw-r--r-- | arch/arm/boot/dts/omap3-n950.dts | 29 |
2 files changed, 44 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/omap3-n950-n9.dtsi b/arch/arm/boot/dts/omap3-n950-n9.dtsi index a2c2b8d8dd2c..ab1174bb409e 100644 --- a/arch/arm/boot/dts/omap3-n950-n9.dtsi +++ b/arch/arm/boot/dts/omap3-n950-n9.dtsi @@ -31,6 +31,14 @@ startup-delay-us = <150>; enable-active-high; }; + + vwlan_fixed: fixedregulator@2 { + compatible = "regulator-fixed"; + regulator-name = "VWLAN"; + gpio = <&gpio2 3 GPIO_ACTIVE_HIGH>; /* gpio 35 */ + enable-active-high; + regulator-boot-off; + }; }; &omap3_pmx_core { @@ -44,6 +52,13 @@ OMAP3_CORE1_IOPAD(0x2162, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat3 */ >; }; + + wlan_pins: pinmux_wlan_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x207c, PIN_OUTPUT | MUX_MODE4) /* gpio 35 - wlan enable */ + OMAP3_CORE1_IOPAD(0x208a, PIN_INPUT | MUX_MODE4) /* gpio 42 - wlan irq */ + >; + }; }; &i2c1 { diff --git a/arch/arm/boot/dts/omap3-n950.dts b/arch/arm/boot/dts/omap3-n950.dts index 0885b34d5d7d..e5967262f28b 100644 --- a/arch/arm/boot/dts/omap3-n950.dts +++ b/arch/arm/boot/dts/omap3-n950.dts @@ -17,6 +17,17 @@ compatible = "nokia,omap3-n950", "ti,omap36xx", "ti,omap3"; }; +&omap3_pmx_core { + spi4_pins: pinmux_spi4_pins { + pinctrl-single,pins = < + OMAP3_CORE1_IOPAD(0x218c, PIN_INPUT_PULLDOWN | MUX_MODE1) /* mcspi4_clk */ + OMAP3_CORE1_IOPAD(0x2190, PIN_OUTPUT | MUX_MODE1) /* mcspi4_simo */ + OMAP3_CORE1_IOPAD(0x2192, PIN_INPUT_PULLDOWN | MUX_MODE1) /* mcspi4_somi */ + OMAP3_CORE1_IOPAD(0x2196, PIN_OUTPUT | MUX_MODE1) /* mcspi4_cs0 */ + >; + }; +}; + &i2c2 { smia_1: camera@10 { compatible = "nokia,smia"; @@ -53,3 +64,21 @@ }; }; }; + +&mcspi4 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&spi4_pins>; + + wlcore: wlcore@0 { + compatible = "ti,wl1271"; + pinctrl-names = "default"; + pinctrl-0 = <&wlan_pins>; + reg = <0>; + spi-max-frequency = <48000000>; + clock-xtal; + ref-clock-frequency = <38400000>; + interrupts-extended = <&gpio2 10 IRQ_TYPE_LEVEL_HIGH>; /* gpio 42 */ + vwlan-supply = <&vwlan_fixed>; + }; +}; |
