Commit b8651645 authored by H. Nikolaus Schaller's avatar H. Nikolaus Schaller Committed by Tony Lindgren
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ARM: dts: pandaboard es: add bluetooth uart for HCI 



The wl271 bluetooth uart is connected to uart2.
Setup a serdev uart child and separate bluetooth and uart2 pinmux
from wl12xx pinmux to better group the pins and muxes.

Signed-off-by: default avatarH. Nikolaus Schaller <hns@goldelico.com>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent df9dbaf2

arch/arm/boot/dts/omap4-panda-es.dts

+32 −0
Original line number Diff line number Diff line
@@ -49,6 +49,22 @@ button_pins: pinmux_button_pins { 
			OMAP4_IOPAD(0x0fc, PIN_INPUT_PULLUP | MUX_MODE3) /* gpio_113 */

		>;

	};



	bt_pins: pinmux_bt_pins {

		pinctrl-single,pins = <

			OMAP4_IOPAD(0x06c, PIN_OUTPUT | MUX_MODE3)		/* gpmc_a22.gpio_46 - BTEN */

			OMAP4_IOPAD(0x072, PIN_OUTPUT_PULLUP | MUX_MODE3)	/* gpmc_a25.gpio_49 - BTWAKEUP */

		>;

	};



	uart2_pins: pinmux_uart2_pins {

		pinctrl-single,pins = <

			OMAP4_IOPAD(0x118, PIN_INPUT_PULLUP | MUX_MODE0)	/* uart2_cts.uart2_cts - HCI */

			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 */

		>;

	};

};



&led_wkgpio_pins {
@@ -80,3 +96,19 @@ buttonS2 { 
&gpio1_target {

	 ti,no-reset-on-init;

};



&wl12xx_gpio {

	pinctrl-single,pins = <

		OMAP4_IOPAD(0x066, PIN_OUTPUT | MUX_MODE3)		/* gpmc_a19.gpio_43 */

		OMAP4_IOPAD(0x070, PIN_OUTPUT_PULLUP | MUX_MODE3)	/* gpmc_a24.gpio_48 */

	>;

};



&uart2 {

	pinctrl-names = "default";

	pinctrl-0 = <&uart2_pins &bt_pins>;

	bluetooth: tiwi {

		compatible = "ti,wl1271-st";

		enable-gpios = <&gpio2 14 GPIO_ACTIVE_HIGH>;	/* GPIO_46 */

	};

};