/*
* SSI Network Mode or TDM slots configuration.
* Should only be called when port is inactive (i.e. SSIEN = 0).
*/
static int imx_ssi_set_dai_tdm_slot(struct snd_soc_dai *cpu_dai,
unsigned int mask, int slots)
{
u32 stmsk, srmsk, stccr;
if (cpu_dai->id == IMX_DAI_SSI0 || cpu_dai->id == IMX_DAI_SSI1) {
if (SSI1_SCR & SSI_SCR_SSIEN)
return 0;
stccr = SSI1_STCCR;
} else {
if (SSI2_SCR & SSI_SCR_SSIEN)
return 0;
stccr = SSI2_STCCR;
}
stmsk = srmsk = mask;
stccr &= ~SSI_STCCR_DC_MASK;
stccr |= SSI_STCCR_DC(slots - 1);
if (cpu_dai->id == IMX_DAI_SSI0 || cpu_dai->id == IMX_DAI_SSI1) {
SSI1_STMSK = stmsk;
SSI1_SRMSK = srmsk;
SSI1_SRCCR = SSI1_STCCR = stccr;
} else {
SSI2_STMSK = stmsk;
SSI2_SRMSK = srmsk;
SSI2_SRCCR = SSI2_STCCR = stccr;
}
return 0;
}
/*
* SSI Network Mode or TDM slots configuration.
* Should only be called when port is inactive (i.e. SSIEN = 0).
*/
static int imx_ssi_set_dai_tdm_slot(struct snd_soc_dai *cpu_dai,
unsigned int tx_mask,
unsigned int rx_mask,
int slots, int slot_width)
{
struct imx_ssi *priv = (struct imx_ssi *)cpu_dai->private_data;
void __iomem *ioaddr = priv->ioaddr;
u32 stmsk, srmsk, stccr;
if (__raw_readl(ioaddr + SSI_SCR) & SSI_SCR_SSIEN)
return 0;
stccr = __raw_readl(ioaddr + SSI_STCCR);
stmsk = tx_mask;
srmsk = rx_mask;
stccr &= ~SSI_STCCR_DC_MASK;
stccr |= SSI_STCCR_DC(slots - 1);
__raw_writel(stmsk, ioaddr + SSI_STMSK);
__raw_writel(srmsk, ioaddr + SSI_SRMSK);
__raw_writel(stccr, ioaddr + SSI_STCCR);
__raw_writel(stccr, ioaddr + SSI_SRCCR);
return 0;
}
/*
* SSI Network Mode or TDM slots configuration.
* Should only be called when port is inactive (i.e. SSIEN = 0).
*/
static int imx_ssi_set_dai_tdm_slot(struct snd_soc_dai *cpu_dai,
unsigned int mask, int slots)
{
u32 stmsk, srmsk, stccr;
if (cpu_dai->id == IMX_DAI_SSI0 || cpu_dai->id == IMX_DAI_SSI1) {
if (__raw_readl(SSI1_SCR) & SSI_SCR_SSIEN)
return 0;
stccr = __raw_readl(SSI1_STCCR);
} else {
if (__raw_readl(SSI2_SCR) & SSI_SCR_SSIEN)
return 0;
stccr = __raw_readl(SSI2_STCCR);
}
stmsk = srmsk = mask;
stccr &= ~SSI_STCCR_DC_MASK;
stccr |= SSI_STCCR_DC(slots - 1);
if (cpu_dai->id == IMX_DAI_SSI0 || cpu_dai->id == IMX_DAI_SSI1) {
__raw_writel(stmsk, SSI1_STMSK);
__raw_writel(srmsk, SSI1_SRMSK);
__raw_writel(stccr, SSI1_STCCR);
__raw_writel(stccr, SSI1_SRCCR);
} else {
__raw_writel(stmsk, SSI2_STMSK);
__raw_writel(srmsk, SSI2_SRMSK);
__raw_writel(stccr, SSI2_STCCR);
__raw_writel(stccr, SSI2_SRCCR);
}
return 0;
}