GTA04A5 uses a ti,wl1837 WiFi/Bluetooth module. Overwrite
the mmc2 node and child.
Signed-off-by: H. Nikolaus Schaller <hns@xxxxxxxxxxxxx>
---
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>;
+ };
+};
--
2.12.2
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