From 015044e9610c8523794ea6cb55d5388bc00ba96a Mon Sep 17 00:00:00 2001 From: Codrin Ciubotariu Date: Mon, 7 Mar 2022 14:21:58 +0200 Subject: ASoC: dt-bindings: Document Microchip's PDMC Add DT bindings for the new Microchip PDMC embedded in sama7g5 SoCs. Signed-off-by: Codrin Ciubotariu Reviewed-by: Krzysztof Kozlowski Link: https://lore.kernel.org/r/20220307122202.2251639-3-codrin.ciubotariu@microchip.com Signed-off-by: Mark Brown --- include/dt-bindings/sound/microchip,pdmc.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 include/dt-bindings/sound/microchip,pdmc.h (limited to 'include/dt-bindings') diff --git a/include/dt-bindings/sound/microchip,pdmc.h b/include/dt-bindings/sound/microchip,pdmc.h new file mode 100644 index 000000000000..96cde94ce74f --- /dev/null +++ b/include/dt-bindings/sound/microchip,pdmc.h @@ -0,0 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __DT_BINDINGS_MICROCHIP_PDMC_H__ +#define __DT_BINDINGS_MICROCHIP_PDMC_H__ + +/* PDM microphone's pin placement */ +#define MCHP_PDMC_DS0 0 +#define MCHP_PDMC_DS1 1 + +/* PDM microphone clock edge sampling */ +#define MCHP_PDMC_CLK_POSITIVE 0 +#define MCHP_PDMC_CLK_NEGATIVE 1 + +#endif /* __DT_BINDINGS_MICROCHIP_PDMC_H__ */ -- cgit v1.2.3