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Diffstat (limited to 'sound/soc/amd/vangogh/acp5x.h')
-rw-r--r--sound/soc/amd/vangogh/acp5x.h31
1 files changed, 30 insertions, 1 deletions
diff --git a/sound/soc/amd/vangogh/acp5x.h b/sound/soc/amd/vangogh/acp5x.h
index fe5e1fa98974..bd9f1c5684d1 100644
--- a/sound/soc/amd/vangogh/acp5x.h
+++ b/sound/soc/amd/vangogh/acp5x.h
@@ -85,7 +85,7 @@
struct i2s_dev_data {
bool tdm_mode;
bool master_mode;
- unsigned int i2s_irq;
+ int i2s_irq;
u16 i2s_instance;
u32 tdm_fmt;
void __iomem *acp5x_base;
@@ -105,6 +105,8 @@ struct i2s_stream_instance {
dma_addr_t dma_addr;
u64 bytescount;
void __iomem *acp5x_base;
+ u32 lrclk_div;
+ u32 bclk_div;
};
union acp_dma_count {
@@ -191,3 +193,30 @@ static inline u64 acp_get_byte_count(struct i2s_stream_instance *rtd,
}
return byte_count.bytescount;
}
+
+static inline void acp5x_set_i2s_clk(struct i2s_dev_data *adata,
+ struct i2s_stream_instance *rtd)
+{
+ union acp_i2stdm_mstrclkgen mclkgen;
+ u32 master_reg;
+
+ switch (rtd->i2s_instance) {
+ case I2S_HS_INSTANCE:
+ master_reg = ACP_I2STDM2_MSTRCLKGEN;
+ break;
+ case I2S_SP_INSTANCE:
+ default:
+ master_reg = ACP_I2STDM0_MSTRCLKGEN;
+ break;
+ }
+
+ mclkgen.bits.i2stdm_master_mode = 0x1;
+ if (adata->tdm_mode)
+ mclkgen.bits.i2stdm_format_mode = 0x01;
+ else
+ mclkgen.bits.i2stdm_format_mode = 0x00;
+
+ mclkgen.bits.i2stdm_bclk_div_val = rtd->bclk_div;
+ mclkgen.bits.i2stdm_lrclk_div_val = rtd->lrclk_div;
+ acp_writel(mclkgen.u32_all, rtd->acp5x_base + master_reg);
+}