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Commit d3d92af1 authored by Peter Ujfalusi's avatar Peter Ujfalusi Committed by Tony Lindgren
Browse files

ARM: dts: am437x-gp-evm: McASP1 node for audio support 



Add node for McASP1 along with the needed pinctrl entries.

Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent 6076b159

arch/arm/boot/dts/am437x-gp-evm.dts

+35 −0
Original line number Diff line number Diff line
@@ -398,6 +398,24 @@ 
			0x234 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* uart3_rtsn.uart3_rtsn */

		>;

	};



	mcasp1_pins: mcasp1_pins {

		pinctrl-single,pins = <

			0x108 (PIN_OUTPUT_PULLDOWN | MUX_MODE4)	/* mii1_col.mcasp1_axr2 */

			0x10c (PIN_INPUT_PULLDOWN | MUX_MODE4)	/* mii1_crs.mcasp1_aclkx */

			0x110 (PIN_INPUT_PULLDOWN | MUX_MODE4)	/* mii1_rxerr.mcasp1_fsx */

			0x144 (PIN_INPUT_PULLDOWN | MUX_MODE4)	/* rmii1_ref_clk.mcasp1_axr3 */

		>;

	};



	mcasp1_sleep_pins: mcasp1_sleep_pins {

		pinctrl-single,pins = <

			0x108 (PIN_INPUT_PULLDOWN | MUX_MODE7)

			0x10c (PIN_INPUT_PULLDOWN | MUX_MODE7)

			0x110 (PIN_INPUT_PULLDOWN | MUX_MODE7)

			0x144 (PIN_INPUT_PULLDOWN | MUX_MODE7)

		>;

	};

};



&i2c0 {
@@ -805,3 +823,20 @@ 
		};

	};

};



&mcasp1 {

	pinctrl-names = "default", "sleep";

	pinctrl-0 = <&mcasp1_pins>;

	pinctrl-1 = <&mcasp1_sleep_pins>;



	status = "okay";



	op-mode = <0>; /* MCASP_IIS_MODE */

	tdm-slots = <2>;

	/* 4 serializers */

	serial-dir = <  /* 0: INACTIVE, 1: TX, 2: RX */

		0 0 1 2

	>;

	tx-num-evt = <32>;

	rx-num-evt = <32>;

};