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ASoC: sun4i-i2s: Add TX FIFO offset to quirks 

It has been seen that the newer SoCs have a different TX FIFO
address. Add this to the quirks structure.

Signed-off-by: Marcus Cooper <codekipper@gmail.com>
Reviewed-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Marcus Cooper 2017-08-12 13:00:51 +02:00 committed by Mark Brown
parent cd1c63df5f
commit 3509476e52
1 changed files with 6 additions and 1 deletions
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7
sound/soc/sunxi/sun4i-i2s.c
View File

@ -94,12 +94,14 @@
* struct sun4i_i2s_quirks - Differences between SoC variants.
*
* @has_reset: SoC needs reset deasserted.
* @reg_offset_txdata: offset of the tx fifo.
* @sun4i_i2s_regmap: regmap config to use.
* @mclk_offset: Value by which mclkdiv needs to be adjusted.
* @bclk_offset: Value by which bclkdiv needs to be adjusted.
*/
struct sun4i_i2s_quirks {
bool has_reset;
unsigned int reg_offset_txdata; /* TX FIFO */
const struct regmap_config *sun4i_i2s_regmap;
unsigned int mclk_offset;
unsigned int bclk_offset;
@ -677,11 +679,13 @@ static int sun4i_i2s_runtime_suspend(struct device *dev)
static const struct sun4i_i2s_quirks sun4i_a10_i2s_quirks = {
.has_reset = false,
.reg_offset_txdata = SUN4I_I2S_FIFO_TX_REG,
.sun4i_i2s_regmap = &sun4i_i2s_regmap_config,
};
static const struct sun4i_i2s_quirks sun6i_a31_i2s_quirks = {
.has_reset = true,
.reg_offset_txdata = SUN4I_I2S_FIFO_TX_REG,
.sun4i_i2s_regmap = &sun4i_i2s_regmap_config,
};
@ -750,7 +754,8 @@ static int sun4i_i2s_probe(struct platform_device *pdev)
}
}
i2s->playback_dma_data.addr = res->start + SUN4I_I2S_FIFO_TX_REG;
i2s->playback_dma_data.addr = res->start +
i2s->variant->reg_offset_txdata;
i2s->playback_dma_data.maxburst = 8;
i2s->capture_dma_data.addr = res->start + SUN4I_I2S_FIFO_RX_REG;