This patch add default regs value for controller.
Signed-off-by: Sugar Zhang sugar.zhang@rock-chips.com ---
sound/soc/rockchip/rockchip_pdm.c | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/sound/soc/rockchip/rockchip_pdm.c b/sound/soc/rockchip/rockchip_pdm.c index 360ebf2..8c1be59 100644 --- a/sound/soc/rockchip/rockchip_pdm.c +++ b/sound/soc/rockchip/rockchip_pdm.c @@ -363,11 +363,19 @@ static bool rockchip_pdm_volatile_reg(struct device *dev, unsigned int reg) } }
+static const struct reg_default rockchip_pdm_reg_defaults[] = { + {0x04, 0x78000017}, + {0x08, 0x0bb8ea60}, + {0x18, 0x0000001f}, +}; + static const struct regmap_config rockchip_pdm_regmap_config = { .reg_bits = 32, .reg_stride = 4, .val_bits = 32, .max_register = PDM_VERSION, + .reg_defaults = rockchip_pdm_reg_defaults, + .num_reg_defaults = ARRAY_SIZE(rockchip_pdm_reg_defaults), .writeable_reg = rockchip_pdm_wr_reg, .readable_reg = rockchip_pdm_rd_reg, .volatile_reg = rockchip_pdm_volatile_reg,