linux/include/dt-bindings/sound/qcom,q6asm.h
Stephan Gerhold 34facb0422
ASoC: dt-bindings: q6asm: Add Q6ASM_DAI_{TX_RX, TX, RX} defines
Right now the direction of a DAI has to be specified as a literal
number in the device tree, e.g.:

	dai@0 {
		reg = <0>;
		direction = <2>;
	};

but this does not make it immediately clear that this is a
playback/RX-only DAI.

Actually, q6asm-dai.c has useful defines for this. Move them to the
dt-bindings header to allow using them in the dts(i) files.
The example above then becomes:

	dai@0 {
		reg = <0>;
		direction = <Q6ASM_DAI_RX>;
	};

which is immediately recognizable as playback/RX-only DAI.

Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
Reviewed-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Cc: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20200727082502.2341-1-stephan@gerhold.net
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-07-27 14:21:09 +01:00

27 lines
855 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DT_BINDINGS_Q6_ASM_H__
#define __DT_BINDINGS_Q6_ASM_H__
#define MSM_FRONTEND_DAI_MULTIMEDIA1 0
#define MSM_FRONTEND_DAI_MULTIMEDIA2 1
#define MSM_FRONTEND_DAI_MULTIMEDIA3 2
#define MSM_FRONTEND_DAI_MULTIMEDIA4 3
#define MSM_FRONTEND_DAI_MULTIMEDIA5 4
#define MSM_FRONTEND_DAI_MULTIMEDIA6 5
#define MSM_FRONTEND_DAI_MULTIMEDIA7 6
#define MSM_FRONTEND_DAI_MULTIMEDIA8 7
#define MSM_FRONTEND_DAI_MULTIMEDIA9 8
#define MSM_FRONTEND_DAI_MULTIMEDIA10 9
#define MSM_FRONTEND_DAI_MULTIMEDIA11 10
#define MSM_FRONTEND_DAI_MULTIMEDIA12 11
#define MSM_FRONTEND_DAI_MULTIMEDIA13 12
#define MSM_FRONTEND_DAI_MULTIMEDIA14 13
#define MSM_FRONTEND_DAI_MULTIMEDIA15 14
#define MSM_FRONTEND_DAI_MULTIMEDIA16 15
#define Q6ASM_DAI_TX_RX 0
#define Q6ASM_DAI_TX 1
#define Q6ASM_DAI_RX 2
#endif /* __DT_BINDINGS_Q6_ASM_H__ */