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authorSebastian Reichel <sre@debian.org>2014-03-13 22:59:55 +0100
committerTony Lindgren <tony@atomide.com>2014-05-06 10:19:49 -0700
commitc1ad22069c20ade981235d727c151094ca78f30c (patch)
treec78e78f00c1b7df0dc4f9d4017d40353c2f38d84 /arch/arm/boot/dts/omap3-n900.dts
parent61d5924fa73e08c122a016a66322890938f46559 (diff)
ARM: dts: omap3-n900: Add WL1251 support
Add device tree support for the wireless chip built into the Nokia N900. Signed-off-by: Sebastian Reichel <sre@debian.org> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/boot/dts/omap3-n900.dts')
-rw-r--r--arch/arm/boot/dts/omap3-n900.dts40
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/omap3-n900.dts b/arch/arm/boot/dts/omap3-n900.dts
index 1a57b61f5e2..0a14a6baadd 100644
--- a/arch/arm/boot/dts/omap3-n900.dts
+++ b/arch/arm/boot/dts/omap3-n900.dts
@@ -130,6 +130,15 @@
>;
};
+ mcspi4_pins: pinmux_mcspi4_pins {
+ pinctrl-single,pins = <
+ 0x15c (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mcspi4_clk */
+ 0x162 (PIN_INPUT_PULLDOWN | MUX_MODE1) /* mcspi4_somi */
+ 0x160 (PIN_OUTPUT | MUX_MODE1) /* mcspi4_simo */
+ 0x166 (PIN_OUTPUT | MUX_MODE1) /* mcspi4_cs0 */
+ >;
+ };
+
mmc1_pins: pinmux_mmc1_pins {
pinctrl-single,pins = <
0x114 (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_clk */
@@ -173,6 +182,13 @@
0x0da (PIN_OUTPUT | MUX_MODE1) /* dss_data23.sdi_clkn */
>;
};
+
+ wl1251_pins: pinmux_wl1251 {
+ pinctrl-single,pins = <
+ 0x0ce (PIN_OUTPUT | MUX_MODE4) /* gpio 87 => wl1251 enable */
+ 0x05a (PIN_INPUT | MUX_MODE4) /* gpio 42 => wl1251 irq */
+ >;
+ };
};
&i2c1 {
@@ -604,6 +620,30 @@
};
};
+&mcspi4 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mcspi4_pins>;
+
+ wl1251@0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&wl1251_pins>;
+
+ vio-supply = <&vio>;
+
+ compatible = "ti,wl1251";
+ reg = <0>;
+ spi-max-frequency = <48000000>;
+
+ spi-cpol;
+ spi-cpha;
+
+ ti,power-gpio = <&gpio3 23 GPIO_ACTIVE_HIGH>; /* 87 */
+
+ interrupt-parent = <&gpio2>;
+ interrupts = <10 IRQ_TYPE_NONE>; /* gpio line 42 */
+ };
+};
+
&usb_otg_hs {
interface-type = <0>;
usb-phy = <&usb2_phy>;