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-rw-r--r--arch/arm/boot/dts/omap4-var-som-om44-wlan.dtsi78
1 files changed, 78 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/omap4-var-som-om44-wlan.dtsi b/arch/arm/boot/dts/omap4-var-som-om44-wlan.dtsi
new file mode 100644
index 000000000..9bceeb7e1
--- /dev/null
+++ b/arch/arm/boot/dts/omap4-var-som-om44-wlan.dtsi
@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2014 Joachim Eastwood <manabian@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/ {
+ /* regulator for wl12xx on sdio4 */
+ wl12xx_vmmc: wl12xx_vmmc {
+ pinctrl-names = "default";
+ pinctrl-0 = <&wl12xx_ctrl_pins>;
+ compatible = "regulator-fixed";
+ regulator-name = "vwl1271";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ gpio = <&gpio2 11 0>; /* gpio 43 */
+ startup-delay-us = <70000>;
+ enable-active-high;
+ };
+};
+
+&omap4_pmx_core {
+ uart2_pins: pinmux_uart2_pins {
+ pinctrl-single,pins = <
+ OMAP4_IOPAD(0x118, PIN_INPUT_PULLUP | MUX_MODE0) /* uart2_cts.uart2_cts */
+ OMAP4_IOPAD(0x11a, PIN_OUTPUT | MUX_MODE0) /* uart2_rts.uart2_rts */
+ OMAP4_IOPAD(0x11c, PIN_INPUT_PULLUP | MUX_MODE0) /* uart2_rx.uart2_rx */
+ OMAP4_IOPAD(0x11e, PIN_OUTPUT | MUX_MODE0) /* uart2_tx.uart2_tx */
+ >;
+ };
+
+ wl12xx_ctrl_pins: pinmux_wl12xx_ctrl_pins {
+ pinctrl-single,pins = <
+ OMAP4_IOPAD(0x062, PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_a17.gpio_41 (WLAN_IRQ) */
+ OMAP4_IOPAD(0x064, PIN_OUTPUT | MUX_MODE3) /* gpmc_a18.gpio_42 (BT_EN) */
+ OMAP4_IOPAD(0x066, PIN_OUTPUT | MUX_MODE3) /* gpmc_a19.gpio_43 (WLAN_EN) */
+ >;
+ };
+
+ mmc4_pins: pinmux_mmc4_pins {
+ pinctrl-single,pins = <
+ OMAP4_IOPAD(0x154, PIN_INPUT_PULLUP | MUX_MODE1) /* mcspi4_clk.sdmmc4_clk */
+ OMAP4_IOPAD(0x156, PIN_INPUT_PULLUP | MUX_MODE1) /* mcspi4_simo.sdmmc4_cmd */
+ OMAP4_IOPAD(0x158, PIN_INPUT_PULLUP | MUX_MODE1) /* mcspi4_somi.sdmmc4_dat0 */
+ OMAP4_IOPAD(0x15e, PIN_INPUT_PULLUP | MUX_MODE1) /* uart4_tx.sdmmc4_dat1 */
+ OMAP4_IOPAD(0x15c, PIN_INPUT_PULLUP | MUX_MODE1) /* uart4_rx.sdmmc4_dat2 */
+ OMAP4_IOPAD(0x15a, PIN_INPUT_PULLUP | MUX_MODE1) /* mcspi4_cs0.sdmmc4_dat3 */
+ >;
+ };
+};
+
+&uart2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart2_pins>;
+ status = "okay";
+};
+
+&mmc4 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc4_pins>;
+ vmmc-supply = <&wl12xx_vmmc>;
+ non-removable;
+ bus-width = <4>;
+ cap-power-off-card;
+ status = "okay";
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+ wlcore: wlcore@2 {
+ compatible = "ti,wl1271";
+ reg = <2>;
+ interrupt-parent = <&gpio2>;
+ interrupts = <9 IRQ_TYPE_LEVEL_HIGH>; /* gpio 41 */
+ ref-clock-frequency = <38400000>;
+ };
+};