diff options
Diffstat (limited to 'sound/soc/rockchip/rockchip_pdm.h')
| -rw-r--r-- | sound/soc/rockchip/rockchip_pdm.h | 29 |
1 files changed, 19 insertions, 10 deletions
diff --git a/sound/soc/rockchip/rockchip_pdm.h b/sound/soc/rockchip/rockchip_pdm.h index 886b48d128fd..cab977272ee6 100644 --- a/sound/soc/rockchip/rockchip_pdm.h +++ b/sound/soc/rockchip/rockchip_pdm.h @@ -1,17 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Rockchip PDM ALSA SoC Digital Audio Interface(DAI) driver * * Copyright (C) 2017 Fuzhou Rockchip Electronics Co., Ltd - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * */ #ifndef _ROCKCHIP_PDM_H @@ -42,15 +33,32 @@ /* PDM CTRL0 */ #define PDM_PATH_MSK (0xf << 27) +#define PDM_MODE_MSK BIT(31) +#define PDM_MODE_RJ 0 +#define PDM_MODE_LJ BIT(31) #define PDM_PATH3_EN BIT(30) #define PDM_PATH2_EN BIT(29) #define PDM_PATH1_EN BIT(28) #define PDM_PATH0_EN BIT(27) #define PDM_HWT_EN BIT(26) +#define PDM_SAMPLERATE_MSK GENMASK(7, 5) +#define PDM_SAMPLERATE(x) ((x) << 5) #define PDM_VDW_MSK (0x1f << 0) #define PDM_VDW(X) ((X - 1) << 0) +/* PDM CTRL1 */ +#define PDM_FD_NUMERATOR_SFT 16 +#define PDM_FD_NUMERATOR_MSK GENMASK(31, 16) +#define PDM_FD_DENOMINATOR_SFT 0 +#define PDM_FD_DENOMINATOR_MSK GENMASK(15, 0) + /* PDM CLK CTRL */ +#define PDM_PATH_SHIFT(x) (8 + (x) * 2) +#define PDM_PATH_MASK(x) (0x3 << PDM_PATH_SHIFT(x)) +#define PDM_PATH(x, v) ((v) << PDM_PATH_SHIFT(x)) +#define PDM_CLK_FD_RATIO_MSK BIT(6) +#define PDM_CLK_FD_RATIO_40 (0X0 << 6) +#define PDM_CLK_FD_RATIO_35 BIT(6) #define PDM_CLK_MSK BIT(5) #define PDM_CLK_EN BIT(5) #define PDM_CLK_DIS (0x0 << 5) @@ -63,6 +71,7 @@ #define PDM_CLK_1280FS (0x2 << 0) #define PDM_CLK_2560FS (0x3 << 0) #define PDM_CLK_5120FS (0x4 << 0) +#define PDM_CIC_RATIO_MSK (0x3 << 0) /* PDM HPF CTRL */ #define PDM_HPF_LE BIT(3) |