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ASoC: rockchip: i2s: add default values for registers

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this patch add default values for registers according description from TRM.

Change-Id: I683b30483b9c1db08a202983f7055092db4cad2e
Signed-off-by: Sugar Zhang <sugar.zhang@rock-chips.com>
This commit is contained in:
Sugar Zhang
2016-02-19 10:10:07 +08:00
parent b555b28553
commit 85333f45a4
1 changed files with 10 additions and 0 deletions
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10
sound/soc/rockchip/rockchip_i2s.c
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@@ -435,11 +435,21 @@ static bool rockchip_i2s_precious_reg(struct device *dev, unsigned int reg)
}
}
static const struct reg_default rockchip_i2s_reg_defaults[] = {
{0x00, 0x0000000f},
{0x04, 0x0000000f},
{0x08, 0x00071f1f},
{0x10, 0x001f0000},
{0x14, 0x01f00000},
};
static const struct regmap_config rockchip_i2s_regmap_config = {
.reg_bits = 32,
.reg_stride = 4,
.val_bits = 32,
.max_register = I2S_RXDR,
.reg_defaults = rockchip_i2s_reg_defaults,
.num_reg_defaults = ARRAY_SIZE(rockchip_i2s_reg_defaults),
.writeable_reg = rockchip_i2s_wr_reg,
.readable_reg = rockchip_i2s_rd_reg,
.volatile_reg = rockchip_i2s_volatile_reg,