From 624e8e00acafe3d31a7c31e67fa95ce06e324bf8 Mon Sep 17 00:00:00 2001 From: Sugar Zhang Date: Thu, 4 Apr 2019 11:51:09 +0800 Subject: ASoC: rockchip: pdm: fixup pdm fractional div This patch adds support fractional div for rk3308. Signed-off-by: Sugar Zhang Signed-off-by: Mark Brown --- sound/soc/rockchip/rockchip_pdm.h | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'sound/soc/rockchip/rockchip_pdm.h') diff --git a/sound/soc/rockchip/rockchip_pdm.h b/sound/soc/rockchip/rockchip_pdm.h index 00a8fa187d22..ae88644aa334 100644 --- a/sound/soc/rockchip/rockchip_pdm.h +++ b/sound/soc/rockchip/rockchip_pdm.h @@ -53,7 +53,16 @@ #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_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) -- cgit v1.2.1