void sunxi_snd_txctrl_daudio0(struct snd_pcm_substream *substream, int on,int hub_en)
{
u32 reg_val;
/*flush TX FIFO*/
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOFCTL);
reg_val |= SUNXI_DAUDIOFCTL_FTX;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOFCTL);
/*clear TX counter*/
sunxi_smc_writel(0, sunxi_daudio.regs + SUNXI_DAUDIOTXCNT);
if (on) {
/* enable DMA DRQ mode for play */
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOINT);
reg_val |= SUNXI_DAUDIOINT_TXDRQEN;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOINT);
} else {
/* DISBALE dma DRQ mode */
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOINT);
reg_val &= ~SUNXI_DAUDIOINT_TXDRQEN;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOINT);
}
if (hub_en) {
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOFCTL);
reg_val |= SUNXI_DAUDIOFCTL_HUBEN;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOFCTL);
} else {
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOFCTL);
reg_val &= ~SUNXI_DAUDIOFCTL_HUBEN;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOFCTL);
}
}
int sunxi_daudio0_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct sunxi_dma_params *dma_data;
u32 reg_val = 0;
switch (params_format(params))
{
case SNDRV_PCM_FORMAT_S16_LE:
sample_resolution = 16;
break;
case SNDRV_PCM_FORMAT_S20_3LE:
sample_resolution = 24;
break;
case SNDRV_PCM_FORMAT_S24_LE:
sample_resolution = 24;
break;
case SNDRV_PCM_FORMAT_S32_LE:
sample_resolution = 24;
break;
default:
return -EINVAL;
}
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOFAT0);
sunxi_daudio.samp_res = sample_resolution;
reg_val &= ~SUNXI_DAUDIOFAT0_SR;
if(sample_resolution == 16)
reg_val |= (3<<4);
else if(sample_resolution == 20)
reg_val |= (4<<4);
else
reg_val |= (5<<4);
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOFAT0);
if (sample_resolution == 24) {
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOFCTL);
reg_val &= ~(0x1<<2);
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOFCTL);
} else {
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOFCTL);
reg_val |= SUNXI_DAUDIOFCTL_TXIM;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOFCTL);
}
/* play or record */
if(substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
dma_data = &sunxi_daudio_pcm_stereo_out;
else
dma_data = &sunxi_daudio_pcm_stereo_in;
snd_soc_dai_set_dma_data(rtd->cpu_dai, substream, dma_data);
return 0;
}
static int sunxi_daudio0_resume(struct snd_soc_dai *cpu_dai)
{
u32 reg_val;
pr_debug("[DAUDIO]Entered %s\n", __func__);
#if defined(CONFIG_ARCH_SUN8IW6) || defined(CONFIG_ARCH_SUN8IW8)
/*enable the module clock*/
if (clk_prepare_enable(daudio_pllx8)) {
pr_err("open daudio_pllx8 failed! line = %d\n", __LINE__);
}
/*enable the module clock*/
if (clk_prepare_enable(daudio_pll2clk)) {
pr_err("open daudio_pll2clk failed! line = %d\n", __LINE__);
}
#endif
/*enable the module clock*/
if (clk_prepare_enable(daudio_moduleclk)) {
pr_err("open daudio_moduleclk failed! line = %d\n", __LINE__);
}
/*for evb pin config*/
daudio_pinctrl = devm_pinctrl_get_select_default(cpu_dai->dev);
if (IS_ERR_OR_NULL(daudio_pinctrl)) {
dev_warn(cpu_dai->dev,
"pins are not configured from the driver\n");
}
daudioregrestore();
/*Global Enable Digital Audio Interface*/
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOCTL);
reg_val |= SUNXI_DAUDIOCTL_GEN;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOCTL);
return 0;
}
int sunxi_daudio0_set_sysclk(struct snd_soc_dai *cpu_dai, int clk_id,
unsigned int freq, int daudio_pcm_select)
{
#ifdef CONFIG_ARCH_SUN9IW1
if (clk_set_rate(daudio_pll3clk, freq)) {
pr_err("try to set the daudio_pll2clk failed!\n");
}
/*
*22579200:reg:0xf6000008 val is 0x8104361c
* reg:0x06000108 val is 0xc00121ff
*24576000:reg:0xf6000008 val is 0x81043d1d
* reg:0x06000108 val is 0xc000e147
*/
pr_debug("0xf6000008 = %#x, line:%d, freq:%d\n", sunxi_smc_readl((void __iomem *)0xf6000008), __LINE__, freq);
#else
#ifdef CONFIG_ARCH_SUN8IW7
if (clk_set_rate(daudio_pll, freq)) {
pr_err("try to set the daudio_pll rate failed!\n");
}
#else
if (clk_set_rate(daudio_pll2clk, freq)) {
pr_err("try to set the daudio_pll2clk failed!\n");
}
#endif
#endif
daudio_select = daudio_pcm_select;
return 0;
}
int r_i2s_rx_disable(void)
{
int reg_val;
/* DAUDIO RX DISABLE */
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOCTL);
reg_val &= ~SUNXI_DAUDIOCTL_RXEN;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOCTL);
return 0;
}
static int sun8i_cpu_power_switch_set(unsigned int cluster, unsigned int cpu, bool enable)
{
if (enable) {
if (0x00 == sunxi_smc_readl(sun8i_prcm_base + SUNXI_CPU_PWR_CLAMP(cluster, cpu))) {
pr_debug("%s: power switch enable already\n", __func__);
return 0;
}
/* de-active cpu power clamp */
sunxi_smc_writel(0xFE, sun8i_prcm_base + SUNXI_CPU_PWR_CLAMP(cluster, cpu));
udelay(20);
sunxi_smc_writel(0xF8, sun8i_prcm_base + SUNXI_CPU_PWR_CLAMP(cluster, cpu));
udelay(10);
sunxi_smc_writel(0xE0, sun8i_prcm_base + SUNXI_CPU_PWR_CLAMP(cluster, cpu));
udelay(10);
#ifdef CONFIG_ARCH_SUN8IW6
sunxi_smc_writel(0xc0, sun8i_prcm_base + SUNXI_CPU_PWR_CLAMP(cluster, cpu));
udelay(10);
#endif
sunxi_smc_writel(0x80, sun8i_prcm_base + SUNXI_CPU_PWR_CLAMP(cluster, cpu));
udelay(10);
sunxi_smc_writel(0x00, sun8i_prcm_base + SUNXI_CPU_PWR_CLAMP(cluster, cpu));
udelay(20);
while(0x00 != sunxi_smc_readl(sun8i_prcm_base + SUNXI_CPU_PWR_CLAMP(cluster, cpu))) {
;
}
} else {
if (0xFF == sunxi_smc_readl(sun8i_prcm_base + SUNXI_CPU_PWR_CLAMP(cluster, cpu))) {
pr_debug("%s: power switch disable already\n", __func__);
return 0;
}
sunxi_smc_writel(0xFF, sun8i_prcm_base + SUNXI_CPU_PWR_CLAMP(cluster, cpu));
udelay(30);
while(0xFF != sunxi_smc_readl(sun8i_prcm_base + SUNXI_CPU_PWR_CLAMP(cluster, cpu))) {
;
}
}
return 0;
}
void sunxi_snd_rxctrl_daudio0(struct snd_pcm_substream *substream, int on)
{
u32 reg_val;
/*flush RX FIFO*/
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOFCTL);
reg_val |= SUNXI_DAUDIOFCTL_FRX;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOFCTL);
/*clear RX counter*/
sunxi_smc_writel(0, sunxi_daudio.regs + SUNXI_DAUDIORXCNT);
if (on) {
/* enable DMA DRQ mode for record */
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOINT);
reg_val |= SUNXI_DAUDIOINT_RXDRQEN;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOINT);
} else {
/* DISBALE dma DRQ mode */
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOINT);
reg_val &= ~SUNXI_DAUDIOINT_RXDRQEN;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOINT);
}
}
void sunxi_snd_rxctrl_daudio0(struct snd_pcm_substream *substream, int on)
{
u32 reg_val;
/*flush RX FIFO*/
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOFCTL);
reg_val |= SUNXI_DAUDIOFCTL_FRX;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOFCTL);
/*clear RX counter*/
sunxi_smc_writel(0, sunxi_daudio.regs + SUNXI_DAUDIORXCNT);
/* DAUDIO RX ENABLE */
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOCTL);
reg_val |= SUNXI_DAUDIOCTL_RXEN;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOCTL);
/*for IO TO IO transfer*/
if (!substream) {
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_TXCHCFG);
reg_val &= ~(0x7<<4);
reg_val |= (0x1)<<4;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_TXCHCFG);
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIORXCHSEL);
reg_val |= (0x1<<12);
reg_val |= (0x1<<0);
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIORXCHSEL);
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIORXCHMAP);
reg_val = 0x10;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIORXCHMAP);
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOFCTL);
reg_val |= SUNXI_DAUDIOFCTL_RXOM;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOFCTL);
/*clear RX counter*/
sunxi_smc_writel(0, sunxi_daudio.regs + SUNXI_DAUDIORXCNT);
}
if (on) {
/* enable DMA DRQ mode for record */
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOINT);
reg_val |= SUNXI_DAUDIOINT_RXDRQEN;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOINT);
} else {
/* DISBALE dma DRQ mode */
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOINT);
reg_val &= ~SUNXI_DAUDIOINT_RXDRQEN;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOINT);
}
}
static int sunxi_daudio0_suspend(struct snd_soc_dai *cpu_dai)
{
u32 reg_val;
u32 pin_index = 0;
u32 config;
struct gpio_config *pin_daudio0_cfg;
char pin_name[SUNXI_PIN_NAME_MAX_LEN];
pr_debug("[DAUDIO]Entered %s\n", __func__);
/*Global disable Digital Audio Interface*/
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOCTL);
reg_val &= ~SUNXI_DAUDIOCTL_GEN;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOCTL);
daudioregsave();
if ((NULL == daudio_moduleclk) ||(IS_ERR(daudio_moduleclk))) {
pr_err("daudio_moduleclk handle is invalid, just return\n");
return -EFAULT;
} else {
/*release the module clock*/
clk_disable(daudio_moduleclk);
}
#if defined(CONFIG_ARCH_SUN8IW6) || defined(CONFIG_ARCH_SUN8IW8)
if ((NULL == daudio_pll2clk) ||(IS_ERR(daudio_pll2clk))) {
pr_err("daudio_pll2clk handle is invalid, just return\n");
return -EFAULT;
} else {
/*release the module clock*/
clk_disable(daudio_pll2clk);
}
if ((NULL == daudio_pllx8) ||(IS_ERR(daudio_pllx8))) {
pr_err("daudio_pllx8 handle is invalid, just return\n");
return -EFAULT;
} else {
/*release the module clock*/
clk_disable(daudio_pllx8);
}
#endif
devm_pinctrl_put(daudio_pinctrl);
/* request pin individually */
for (pin_index = 0; pin_index < pin_count; pin_index++) {
pin_daudio0_cfg = &(pin_daudio0_list[pin_index].gpio);
/* valid pin of sunxi-pinctrl, config pin attributes individually.*/
sunxi_gpio_to_name(pin_daudio0_cfg->gpio, pin_name);
config = SUNXI_PINCFG_PACK(SUNXI_PINCFG_TYPE_FUNC, 7);
pin_config_set(SUNXI_PINCTRL, pin_name, config);
}
return 0;
}
static int sunxi_daudio0_trigger(struct snd_pcm_substream *substream,
int cmd, struct snd_soc_dai *dai)
{
int ret = 0;
u32 reg_val;
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
sunxi_snd_rxctrl_daudio0(substream, 1);
} else {
sunxi_snd_txctrl_daudio0(substream, 1,0);
}
/*Global Enable Digital Audio Interface*/
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOCTL);
reg_val |= SUNXI_DAUDIOCTL_GEN;
if (daudio0_loop_en) {
reg_val |= SUNXI_DAUDIOCTL_LOOP; /*for test*/
}
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOCTL);
break;
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_SUSPEND:
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
sunxi_snd_rxctrl_daudio0(substream, 0);
} else {
sunxi_snd_txctrl_daudio0(substream, 0,0);
}
break;
default:
ret = -EINVAL;
break;
}
return ret;
}
int sunxi_daudio0_set_rate(int freq) {
int reg_val;
#ifdef CONFIG_ARCH_SUN9IW1
if (clk_set_rate(daudio_pll3clk, freq)) {
pr_err("try to set the i2s_pll3clk failed!\n");
}
#else
#ifdef CONFIG_ARCH_SUN8IW7
if (clk_set_rate(daudio_pll, freq)) {
pr_err("try to set the daudio_pll rate failed!\n");
}
#else
if (clk_set_rate(daudio_pll2clk, freq)) {
pr_err("try to set the daudio_pll2clk failed!\n");
}
#endif
#endif
/*enable mclk*/
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOCLKD);
//reg_val &= ~(0x1<<SUNXI_DAUDIOCLKD_MCLKOEN);
reg_val |= (0x1<<8);
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOCLKD);
return 0;
}
//static struct pinctrl *daudio_pinctrl;
static int __init sunxi_daudio0_dev_probe(struct platform_device *pdev)
{
int ret = 0;
int reg_val = 0;
script_item_u val;
script_item_value_type_e type;
sunxi_daudio.regs = ioremap(SUNXI_DAUDIOBASE, 0x100);
if (sunxi_daudio.regs == NULL) {
return -ENXIO;
}
/*for A80 evb pin config*/
daudio_pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
if (IS_ERR_OR_NULL(daudio_pinctrl)) {
dev_warn(&pdev->dev,
"pins are not configured from the driver\n");
}
pin_count = script_get_pio_list (TDM_NAME, &pin_daudio0_list);
if (pin_count == 0) {
/* "daudio0" have no pin configuration */
pr_err("daudio0 have no pin configuration\n");
}
#ifdef CONFIG_ARCH_SUN9IW1
/*daudio pll2clk*/
daudio_pll3clk = clk_get(NULL, "pll3");
if ((!daudio_pll3clk)||(IS_ERR(daudio_pll3clk))) {
pr_err("try to get daudio_pll2clk failed\n");
}
if (clk_prepare_enable(daudio_pll3clk)) {
pr_err("enable daudio_pll2clk failed; \n");
}
/*daudio module clk*/
daudio_moduleclk = clk_get(NULL, "cpuri2s1");
if ((!daudio_moduleclk)||(IS_ERR(daudio_moduleclk))) {
pr_err("try to get daudio_moduleclk failed\n");
}
if (clk_set_parent(daudio_moduleclk, daudio_pll3clk)) {
pr_err("try to set parent of daudio_moduleclk to daudio_pll2ck failed! line = %d\n",__LINE__);
}
if (clk_set_rate(daudio_pll3clk, 24576000)) {
pr_err("set daudio_moduleclk clock freq to 24576000 failed! line = %d\n", __LINE__);
}
if (clk_prepare_enable(daudio_moduleclk)) {
pr_err("open daudio_moduleclk failed! line = %d\n", __LINE__);
}
#else
#ifdef CONFIG_ARCH_SUN8IW7
daudio_pll = clk_get(NULL, "pll_audio");
if ((!daudio_pll)||(IS_ERR(daudio_pll))) {
pr_err("try to get daudio_pll failed\n");
}
if (clk_prepare_enable(daudio_pll)) {
pr_err("enable daudio_pll2clk failed; \n");
}
/*daudio module clk*/
daudio_moduleclk = clk_get(NULL, "i2s0");
if ((!daudio_moduleclk)||(IS_ERR(daudio_moduleclk))) {
pr_err("try to get daudio_moduleclk failed\n");
}
if (clk_set_parent(daudio_moduleclk, daudio_pll)) {
pr_err("try to set parent of daudio_moduleclk to daudio_pll2ck failed! line = %d\n",__LINE__);
}
if (clk_set_rate(daudio_moduleclk, 24576000)) {
pr_err("set daudio_moduleclk clock freq to 24576000 failed! line = %d\n", __LINE__);
}
if (clk_prepare_enable(daudio_moduleclk)) {
pr_err("open daudio_moduleclk failed! line = %d\n", __LINE__);
}
#else
daudio_pllx8 = clk_get(NULL, "pll_audiox8");
if ((!daudio_pllx8)||(IS_ERR(daudio_pllx8))) {
pr_err("try to get daudio_pllx8 failed\n");
}
if (clk_prepare_enable(daudio_pllx8)) {
pr_err("enable daudio_pll2clk failed; \n");
}
/*daudio pll2clk*/
daudio_pll2clk = clk_get(NULL, "pll2");
if ((!daudio_pll2clk)||(IS_ERR(daudio_pll2clk))) {
pr_err("try to get daudio_pll2clk failed\n");
}
if (clk_prepare_enable(daudio_pll2clk)) {
pr_err("enable daudio_pll2clk failed; \n");
}
#ifdef CONFIG_ARCH_SUN8IW8
/*daudio module clk*/
daudio_moduleclk = clk_get(NULL, "i2s0");
#else
//pr_debug("%s,line:%d,0xbc:%x\n",__func__,__LINE__,sunxi_smc_readl(0xf1c200bc));
daudio_moduleclk = clk_get(NULL, "tdm");
#endif
if ((!daudio_moduleclk)||(IS_ERR(daudio_moduleclk))) {
pr_err("try to get daudio_moduleclk failed\n");
}
if (clk_set_parent(daudio_moduleclk, daudio_pll2clk)) {
pr_err("try to set parent of daudio_moduleclk to daudio_pll2ck failed! line = %d\n",__LINE__);
}
#if defined(CONFIG_ARCH_SUN8IW6) || defined(CONFIG_ARCH_SUN8IW8)
//#ifdef CONFIG_ARCH_SUN8IW6
if (clk_set_rate(daudio_moduleclk, 24576000)) {
pr_err("set daudio_moduleclk clock freq to 24576000 failed! line = %d\n", __LINE__);
}
#else
if (clk_set_rate(daudio_moduleclk, 24576000/8)) {
pr_err("set daudio_moduleclk clock freq to 24576000 failed! line = %d\n", __LINE__);
}
#endif
if (clk_prepare_enable(daudio_moduleclk)) {
pr_err("open daudio_moduleclk failed! line = %d\n", __LINE__);
}
//pr_debug("%s,line:%d,bc:%x\n",__func__,__LINE__,sunxi_smc_readl(0xf1c200bc));
#endif
#endif
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOCTL);
reg_val |= SUNXI_DAUDIOCTL_GEN;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOCTL);
type = script_get_item(TDM_NAME, "mclk_fs", &val);
if (SCIRPT_ITEM_VALUE_TYPE_INT != type) {
pr_err("[DAUDIO] mclk_fs type err!\n");
}
mclk_fs = val.val;
type = script_get_item(TDM_NAME, "sample_resolution", &val);
if (SCIRPT_ITEM_VALUE_TYPE_INT != type) {
pr_err("[DAUDIO] sample_resolution type err!\n");
}
sample_resolution = val.val;
type = script_get_item(TDM_NAME, "slot_width_select", &val);
if (SCIRPT_ITEM_VALUE_TYPE_INT != type) {
pr_err("[DAUDIO] slot_width_select type err!\n");
}
slot_width_select = val.val;
type = script_get_item(TDM_NAME, "pcm_lrck_period", &val);
if (SCIRPT_ITEM_VALUE_TYPE_INT != type) {
pr_err("[DAUDIO] pcm_lrck_period type err!\n");
}
pcm_lrck_period = val.val;
type = script_get_item(TDM_NAME, "pcm_lrckr_period", &val);
if (SCIRPT_ITEM_VALUE_TYPE_INT != type) {
pr_err("[DAUDIO] pcm_lrckr_period type err!\n");
}
pcm_lrckr_period = val.val;
type = script_get_item(TDM_NAME, "msb_lsb_first", &val);
if (SCIRPT_ITEM_VALUE_TYPE_INT != type) {
pr_err("[DAUDIO] msb_lsb_first type err!\n");
}
msb_lsb_first = val.val;
type = script_get_item(TDM_NAME, "sign_extend", &val);
if (SCIRPT_ITEM_VALUE_TYPE_INT != type) {
pr_err("[DAUDIO] sign_extend type err!\n");
}
sign_extend = val.val;
type = script_get_item(TDM_NAME, "slot_index", &val);
if (SCIRPT_ITEM_VALUE_TYPE_INT != type) {
pr_err("[DAUDIO] slot_index type err!\n");
}
slot_index = val.val;
type = script_get_item(TDM_NAME, "frame_width", &val);
if (SCIRPT_ITEM_VALUE_TYPE_INT != type) {
pr_err("[DAUDIO] frame_width type err!\n");
}
frame_width = val.val;
type = script_get_item(TDM_NAME, "tx_data_mode", &val);
if (SCIRPT_ITEM_VALUE_TYPE_INT != type) {
pr_err("[DAUDIO] tx_data_mode type err!\n");
}
tx_data_mode = val.val;
type = script_get_item(TDM_NAME, "rx_data_mode", &val);
if (SCIRPT_ITEM_VALUE_TYPE_INT != type) {
pr_err("[DAUDIO] rx_data_mode type err!\n");
}
rx_data_mode = val.val;
ret = snd_soc_register_dais(&pdev->dev,sunxi_daudio_dai, ARRAY_SIZE(sunxi_daudio_dai));
if (ret) {
dev_err(&pdev->dev, "Failed to register DAI\n");
}
return 0;
}
static int sun8i_cluster_power_set(unsigned int cluster, bool enable)
{
unsigned int value;
int i;
#ifdef MCPM_WITH_ARISC_DVFS_SUPPORT
/* cluster operation must wait arisc ready */
if (!is_arisc_ready()) {
pr_debug("%s: arisc not ready, can't power-up cluster\n", __func__);
return -EINVAL;
}
#endif
if (enable) {
pr_debug("sun8i power-up cluster-%d\n", cluster);
/* assert cluster cores resets */
value = cpu_cfg_readl(sun8i_cpuxcfg_base + SUNXI_CPU_RST_CTRL(cluster));
#if defined(CONFIG_ARCH_SUN8IW6)
value &= (~(0xF<<0)); /* Core Reset */
#elif defined(CONFIG_ARCH_SUN8IW9)
value &= (~(0x7<<0)); /* Core Reset */
#endif
cpu_cfg_writel(value, sun8i_cpuxcfg_base + SUNXI_CPU_RST_CTRL(cluster));
udelay(10);
/* assert cluster cores power-on reset */
value = sunxi_smc_readl(sun8i_cpuscfg_base + SUNXI_CLUSTER_PWRON_RESET(cluster));
#if defined(CONFIG_ARCH_SUN8IW6)
value &= (~(0xF));
#elif defined(CONFIG_ARCH_SUN8IW9)
value &= (~(0x7));
#endif
sunxi_smc_writel(value, sun8i_cpuscfg_base + SUNXI_CLUSTER_PWRON_RESET(cluster));
udelay(10);
/* assert cluster resets */
value = cpu_cfg_readl(sun8i_cpuxcfg_base + SUNXI_CPU_RST_CTRL(cluster));
value &= (~(0x1<<24)); /* SOC DBG Reset */
#if defined(CONFIG_ARCH_SUN8IW6)
value &= (~(0xF<<20)); /* ETM Reset */
value &= (~(0xF<<16)); /* Debug Reset */
#elif defined(CONFIG_ARCH_SUN8IW9)
value &= (~(0x7<<20)); /* ETM Reset */
value &= (~(0x7<<16)); /* Debug Reset */
#endif
value &= (~(0x1<<12)); /* HReset */
value &= (~(0x1<<8)); /* L2 Cache Reset*/
cpu_cfg_writel(value, sun8i_cpuxcfg_base + SUNXI_CPU_RST_CTRL(cluster));
udelay(10);
/* Set L2RSTDISABLE LOW */
value = cpu_cfg_readl(sun8i_cpuxcfg_base + SUNXI_CLUSTER_CTRL0(cluster));
value &= (~(0x1<<4));
cpu_cfg_writel(value, sun8i_cpuxcfg_base + SUNXI_CLUSTER_CTRL0(cluster));
#ifdef MCPM_WITH_ARISC_DVFS_SUPPORT
/* notify arisc to power-up cluster */
arisc_dvfs_set_cpufreq(cluster_powerup_freq[cluster], cluster_pll[cluster],
ARISC_MESSAGE_ATTR_SOFTSYN, NULL, NULL);
mdelay(1);
#endif
#ifdef CONFIG_ARCH_SUN8IW6
if (soc_version == SUN8IW6P1_REV_A)
sun8i_cpu_power_switch_set(cluster, 0, 1);
#endif
/* active ACINACTM */
value = cpu_cfg_readl(sun8i_cpuxcfg_base + SUNXI_CLUSTER_CTRL1(cluster));
value |= (1<<0);
cpu_cfg_writel(value, sun8i_cpuxcfg_base + SUNXI_CLUSTER_CTRL1(cluster));
/* clear cluster power-off gating */
value = sunxi_smc_readl(sun8i_prcm_base + SUNXI_CLUSTER_PWROFF_GATING(cluster));
#ifdef CONFIG_ARCH_SUN8IW6
if (soc_version == SUN8IW6P1_REV_A)
value &= (~(0x1<<4));
value &= (~(0x1<<0));
#else
value &= (~(0x1<<4));
#endif
sunxi_smc_writel(value, sun8i_prcm_base + SUNXI_CLUSTER_PWROFF_GATING(cluster));
udelay(20);
/* de-active ACINACTM */
value = cpu_cfg_readl(sun8i_cpuxcfg_base + SUNXI_CLUSTER_CTRL1(cluster));
value &= (~(1<<0));
cpu_cfg_writel(value, sun8i_cpuxcfg_base + SUNXI_CLUSTER_CTRL1(cluster));
/* de-assert cores reset */
value = cpu_cfg_readl(sun8i_cpuxcfg_base + SUNXI_CPU_RST_CTRL(cluster));
value |= (0x1<<24); /* SOC DBG Reset */
#if defined(CONFIG_ARCH_SUN8IW6)
value |= (0xF<<20); /* ETM Reset */
value |= (0xF<<16); /* Debug Reset */
#elif defined(CONFIG_ARCH_SUN8IW9)
value |= (0x7<<20); /* ETM Reset */
value |= (0x7<<16); /* Debug Reset */
#endif
value |= (0x1<<12); /* HReset */
value |= (0x1<<8); /* L2 Cache Reset*/
cpu_cfg_writel(value, sun8i_cpuxcfg_base + SUNXI_CPU_RST_CTRL(cluster));
udelay(20);
pr_debug("sun8i power-up cluster-%d ok\n", cluster);
} else {
pr_debug("sun8i power-down cluster-%d\n", cluster);
/* active ACINACTM */
value = cpu_cfg_readl(sun8i_cpuxcfg_base + SUNXI_CLUSTER_CTRL1(cluster));
value |= (1<<0);
cpu_cfg_writel(value, sun8i_cpuxcfg_base + SUNXI_CLUSTER_CTRL1(cluster));
while (1) {
if (SUN8I_L2CACHE_IS_WFI_MODE(cluster)) {
break;
}
/* maybe should support timeout to avoid deadloop */
}
/* assert cluster cores resets */
value = cpu_cfg_readl(sun8i_cpuxcfg_base + SUNXI_CPU_RST_CTRL(cluster));
#if defined(CONFIG_ARCH_SUN8IW6)
value &= (~(0xF<<0)); /* Core Reset */
#elif defined(CONFIG_ARCH_SUN8IW9)
value &= (~(0x7<<0)); /* Core Reset */
#endif
cpu_cfg_writel(value, sun8i_cpuxcfg_base + SUNXI_CPU_RST_CTRL(cluster));
udelay(10);
/* assert cluster cores power-on reset */
value = sunxi_smc_readl(sun8i_cpuscfg_base + SUNXI_CLUSTER_PWRON_RESET(cluster));
#if defined(CONFIG_ARCH_SUN8IW6)
value &= (~(0xF));
#elif defined(CONFIG_ARCH_SUN8IW9)
value &= (~(0x7));
#endif
sunxi_smc_writel(value, sun8i_cpuscfg_base + SUNXI_CLUSTER_PWRON_RESET(cluster));
udelay(10);
/* assert cluster resets */
value = cpu_cfg_readl(sun8i_cpuxcfg_base + SUNXI_CPU_RST_CTRL(cluster));
value &= (~(0x1<<24)); /* SOC DBG Reset */
#if defined(CONFIG_ARCH_SUN8IW6)
value &= (~(0xF<<20)); /* ETM Reset */
value &= (~(0xF<<16)); /* Debug Reset */
#elif defined(CONFIG_ARCH_SUN8IW9)
value &= (~(0x7<<20)); /* ETM Reset */
value &= (~(0x7<<16)); /* Debug Reset */
#endif
value &= (~(0x1<<12)); /* HReset */
value &= (~(0x1<<8)); /* L2 Cache Reset*/
cpu_cfg_writel(value, sun8i_cpuxcfg_base + SUNXI_CPU_RST_CTRL(cluster));
udelay(10);
/* enable cluster and cores power-off gating */
value = sunxi_smc_readl(sun8i_prcm_base + SUNXI_CLUSTER_PWROFF_GATING(cluster));
value |= (1<<4);
#if defined(CONFIG_ARCH_SUN8IW6)
value |= (0xF<<0);
#elif defined(CONFIG_ARCH_SUN8IW9)
value |= (0x7<<0);
#endif
sunxi_smc_writel(value, sun8i_prcm_base + SUNXI_CLUSTER_PWROFF_GATING(cluster));
udelay(20);
/* disable cluster cores power switch */
for (i = 0; i < CORES_PER_CLUSTER; i++) {
sun8i_cpu_power_switch_set(cluster, i, 0);
}
#ifdef MCPM_WITH_ARISC_DVFS_SUPPORT
/* notify arisc to power-down cluster,
* arisc will disable cluster clock and power-off cpu power domain.
*/
arisc_dvfs_set_cpufreq(0, cluster_pll[cluster],
ARISC_MESSAGE_ATTR_SOFTSYN, NULL, NULL);
#endif
pr_debug("sun8i power-down cluster-%d ok\n", cluster);
}
return 0;
}
static void daudioregsave(void)
{
regsave[0] = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOCTL);
regsave[1] = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOFAT0);
regsave[2] = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOFAT1);
regsave[3] = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOFCTL) | (0x3<<24);
regsave[4] = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOINT);
regsave[5] = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOCLKD);
regsave[6] = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_TXCHCFG);
regsave[7] = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOTX0CHSEL);
regsave[8] = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOTX0CHMAP);
regsave[9] = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIORXCHSEL);
regsave[10] = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIORXCHMAP);
}
int sunxi_daudio0_perpare(struct snd_pcm_substream *substream,
struct snd_soc_dai *cpu_dai)
{
u32 reg_val;
/* play or record */
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_TXCHCFG);
if (substream->runtime->channels == 1) {
reg_val &= ~(0x7<<0);
reg_val |= (0x0)<<0;
} else {
reg_val &= ~(0x7<<0);
reg_val |= (0x1)<<0;
}
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_TXCHCFG);
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOTX0CHSEL);
reg_val |= (0x1<<12);
reg_val &= ~(0xff<<4);
reg_val &= ~(0x7<<0);
if (substream->runtime->channels == 1) {
reg_val |= (0x3<<4);
reg_val |= (0x1<<0);
} else {
reg_val |= (0x3<<4);
reg_val |= (0x1<<0);
}
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOTX0CHSEL);
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOTX0CHMAP);
reg_val = 0;
if(substream->runtime->channels == 1) {
reg_val = 0x0;
} else {
reg_val = 0x10;
}
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOTX0CHMAP);
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOCTL);
reg_val &= ~SUNXI_DAUDIOCTL_SDO3EN;
reg_val &= ~SUNXI_DAUDIOCTL_SDO2EN;
reg_val &= ~SUNXI_DAUDIOCTL_SDO1EN;
reg_val &= ~SUNXI_DAUDIOCTL_SDO0EN;
switch (substream->runtime->channels) {
case 1:
case 2:
reg_val |= SUNXI_DAUDIOCTL_SDO0EN;
break;
case 3:
case 4:
reg_val |= SUNXI_DAUDIOCTL_SDO0EN | SUNXI_DAUDIOCTL_SDO1EN;
break;
case 5:
case 6:
reg_val |= SUNXI_DAUDIOCTL_SDO0EN | SUNXI_DAUDIOCTL_SDO1EN | SUNXI_DAUDIOCTL_SDO2EN;
break;
case 7:
case 8:
reg_val |= SUNXI_DAUDIOCTL_SDO0EN | SUNXI_DAUDIOCTL_SDO1EN | SUNXI_DAUDIOCTL_SDO2EN | SUNXI_DAUDIOCTL_SDO3EN;
break;
default:
reg_val |= SUNXI_DAUDIOCTL_SDO0EN;
break;
}
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOCTL);
/*clear TX counter*/
sunxi_smc_writel(0, sunxi_daudio.regs + SUNXI_DAUDIOTXCNT);
/* DAUDIO TX ENABLE */
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOCTL);
reg_val |= SUNXI_DAUDIOCTL_TXEN;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOCTL);
} else {
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_TXCHCFG);
if (substream->runtime->channels == 1) {
reg_val &= ~(0x7<<4);
reg_val |= (0x0)<<4;
} else {
reg_val &= ~(0x7<<4);
reg_val |= (0x1)<<4;
}
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_TXCHCFG);
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIORXCHSEL);
reg_val |= (0x1<<12);
if(substream->runtime->channels == 1) {
reg_val &= ~(0x1<<0);
} else {
reg_val |= (0x1<<0);
}
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIORXCHSEL);
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIORXCHMAP);
reg_val = 0;
if (substream->runtime->channels == 1) {
reg_val = 0x00;
} else {
reg_val = 0x10;
}
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIORXCHMAP);
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOFCTL);
reg_val |= SUNXI_DAUDIOFCTL_RXOM;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOFCTL);
/*clear RX counter*/
sunxi_smc_writel(0, sunxi_daudio.regs + SUNXI_DAUDIORXCNT);
/* DAUDIO RX ENABLE */
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOCTL);
reg_val |= SUNXI_DAUDIOCTL_RXEN;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOCTL);
}
return 0;
}
int sunxi_daudio0_set_clkdiv(struct snd_soc_dai *cpu_dai, int div_id, int sample_rate)
{
u32 reg_val = 0;
u32 mclk_div = 0;
u32 bclk_div = 0;
/*enable mclk*/
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOCLKD);
reg_val &= ~(0x1<<8);
reg_val |= (0x1<<8);
/*i2s mode*/
if (daudio_select) {
switch (sample_rate) {
case 192000:
case 96000:
case 48000:
case 32000:
case 24000:
case 12000:
case 16000:
case 8000:
bclk_div = ((24576000/sample_rate)/(2*pcm_lrck_period));
mclk_div = 1;
break;
default:
bclk_div = ((22579200/sample_rate)/(2*pcm_lrck_period));
mclk_div = 1;
break;
}
} else {/*pcm mode*/
bclk_div = ((24576000/sample_rate)/(pcm_lrck_period));
mclk_div = 1;//((24576000/sample_rate)/mclk_fs);
}
switch(mclk_div)
{
case 1: mclk_div = 1;
break;
case 2: mclk_div = 2;
break;
case 4: mclk_div = 3;
break;
case 6: mclk_div = 4;
break;
case 8: mclk_div = 5;
break;
case 12: mclk_div = 6;
break;
case 16: mclk_div = 7;
break;
case 24: mclk_div = 8;
break;
case 32: mclk_div = 9;
break;
case 48: mclk_div = 10;
break;
case 64: mclk_div = 11;
break;
case 96: mclk_div = 12;
break;
case 128: mclk_div = 13;
break;
case 176: mclk_div = 14;
break;
case 192: mclk_div = 15;
break;
}
reg_val &= ~(0xf<<0);
reg_val |= mclk_div<<0;
switch(bclk_div)
{
case 1: bclk_div = 1;
break;
case 2: bclk_div = 2;
break;
case 4: bclk_div = 3;
break;
case 6: bclk_div = 4;
break;
case 8: bclk_div = 5;
break;
case 12: bclk_div = 6;
break;
case 16: bclk_div = 7;
break;
case 24: bclk_div = 8;
break;
case 32: bclk_div = 9;
break;
case 48: bclk_div = 10;
break;
case 64: bclk_div = 11;
break;
case 96: bclk_div = 12;
break;
case 128: bclk_div = 13;
break;
case 176: bclk_div = 14;
break;
case 192:bclk_div = 15;
}
reg_val &= ~(0xf<<4);
reg_val |= bclk_div<<4;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOCLKD);
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOFAT0);
reg_val &= ~(0x3ff<<20);
reg_val &= ~(0x3ff<<8);
reg_val |= (pcm_lrck_period-1)<<8;
reg_val |= (pcm_lrckr_period-1)<<20;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOFAT0);
/* slot size select */
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOFAT0);
sunxi_daudio.slot_width = slot_width_select;
reg_val &= ~SUNXI_DAUDIOFAT0_SW;
if(sunxi_daudio.slot_width == 16)
reg_val |= (3<<0);
else if(sunxi_daudio.slot_width == 20)
reg_val |= (4<<0);
else if(sunxi_daudio.slot_width == 24)
reg_val |= (5<<0);
else if(sunxi_daudio.slot_width == 32)
reg_val |= (7<<0);
else
reg_val |= (1<<0);
sunxi_daudio.samp_res = sample_resolution;
reg_val &= ~SUNXI_DAUDIOFAT0_SR;
if(sunxi_daudio.samp_res == 16)
reg_val |= (3<<4);
else if(sunxi_daudio.samp_res == 20)
reg_val |= (4<<4);
else
reg_val |= (5<<4);
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOFAT0);
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOFAT1);
sunxi_daudio.frametype = frame_width;
if(sunxi_daudio.frametype)
reg_val |= SUNXI_DAUDIOFAT0_LRCK_WIDTH;
sunxi_daudio.pcm_start_slot = slot_index;
reg_val |=(sunxi_daudio.pcm_start_slot & 0x3)<<6;
sunxi_daudio.pcm_lsb_first = msb_lsb_first;
reg_val |= sunxi_daudio.pcm_lsb_first<<7;
reg_val |= sunxi_daudio.pcm_lsb_first<<6;
sunxi_daudio.signext = sign_extend;
reg_val &= ~(0x3<<4);
reg_val |= sunxi_daudio.signext<<4;
/*linear or u/a-law*/
reg_val &= ~(0xf<<0);
reg_val |= (tx_data_mode)<<2;
reg_val |= (rx_data_mode)<<0;
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOFAT1);
return 0;
}
int sun8i_cpu_power_set(unsigned int cluster, unsigned int cpu, bool enable)
{
unsigned int value;
if (enable) {
/*
* power-up cpu core process
*/
pr_debug("sun8i power-up cluster-%d cpu-%d\n", cluster, cpu);
cpumask_set_cpu(((cluster)*4 + cpu), &cpu_power_up_state_mask);
/* assert cpu core reset */
value = cpu_cfg_readl(sun8i_cpuxcfg_base + SUNXI_CPU_RST_CTRL(cluster));
value &= (~(1<<cpu));
cpu_cfg_writel(value, sun8i_cpuxcfg_base + SUNXI_CPU_RST_CTRL(cluster));
udelay(10);
/* assert cpu power-on reset */
value = sunxi_smc_readl(sun8i_cpuscfg_base + SUNXI_CLUSTER_PWRON_RESET(cluster));
value &= (~(1<<cpu));
sunxi_smc_writel(value, sun8i_cpuscfg_base + SUNXI_CLUSTER_PWRON_RESET(cluster));
udelay(10);
/* L1RSTDISABLE hold low */
value = cpu_cfg_readl(sun8i_cpuxcfg_base + SUNXI_CLUSTER_CTRL0(cluster));
value &= ~(1<<cpu);
cpu_cfg_writel(value, sun8i_cpuxcfg_base + SUNXI_CLUSTER_CTRL0(cluster));
/* release power switch */
sun8i_cpu_power_switch_set(cluster, cpu, 1);
#ifdef CONFIG_ARCH_SUN8IW6
if (cpu == 0) {
if (soc_version == SUN8IW6P1_REV_A) {
/* de-assert cpu power-on reset */
value = sunxi_smc_readl(sun8i_cpuscfg_base + SUNXI_CLUSTER_PWRON_RESET(cluster));
value |= ((1<<cpu));
sunxi_smc_writel(value, sun8i_cpuscfg_base + SUNXI_CLUSTER_PWRON_RESET(cluster));
udelay(10);
/* assert cpu core reset */
value = cpu_cfg_readl(sun8i_cpuxcfg_base + SUNXI_CPU_RST_CTRL(cluster));
value |= (1<<cpu);
cpu_cfg_writel(value, sun8i_cpuxcfg_base + SUNXI_CPU_RST_CTRL(cluster));
udelay(10);
return 0;
} else {
/* bit4: C1_cpu0 */
cpu = 4;
}
}
#endif
/* clear power-off gating */
value = sunxi_smc_readl(sun8i_prcm_base + SUNXI_CLUSTER_PWROFF_GATING(cluster));
value &= (~(0x1<<cpu));
sunxi_smc_writel(value, sun8i_prcm_base + SUNXI_CLUSTER_PWROFF_GATING(cluster));
udelay(20);
#ifdef CONFIG_ARCH_SUN8IW6
if (cpu == 4)
cpu = 0;
#endif
/* de-assert cpu power-on reset */
value = sunxi_smc_readl(sun8i_cpuscfg_base + SUNXI_CLUSTER_PWRON_RESET(cluster));
value |= ((1<<cpu));
sunxi_smc_writel(value, sun8i_cpuscfg_base + SUNXI_CLUSTER_PWRON_RESET(cluster));
udelay(10);
/* de-assert core reset */
value = cpu_cfg_readl(sun8i_cpuxcfg_base + SUNXI_CPU_RST_CTRL(cluster));
value |= (1<<cpu);
cpu_cfg_writel(value, sun8i_cpuxcfg_base + SUNXI_CPU_RST_CTRL(cluster));
udelay(10);
pr_debug("sun8i power-up cluster-%d cpu-%d already\n", cluster, cpu);
} else {
/*
* power-down cpu core process
*/
pr_debug("sun8i power-down cluster-%d cpu-%d\n", cluster, cpu);
#ifdef CONFIG_ARCH_SUN8IW6
if (cpu == 0) {
if (soc_version == SUN8IW6P1_REV_A) {
/* assert cpu core reset */
value = cpu_cfg_readl(sun8i_cpuxcfg_base + SUNXI_CPU_RST_CTRL(cluster));
value &= (~(1<<cpu));
cpu_cfg_writel(value, sun8i_cpuxcfg_base + SUNXI_CPU_RST_CTRL(cluster));
udelay(10);
cpumask_clear_cpu(((cluster)*4 + cpu), &cpu_power_up_state_mask);
return 0;
} else {
/* bit4: C1_cpu0 */
cpu = 4;
}
}
#endif
/* enable cpu power-off gating */
value = sunxi_smc_readl(sun8i_prcm_base + SUNXI_CLUSTER_PWROFF_GATING(cluster));
value |= (1 << cpu);
sunxi_smc_writel(value, sun8i_prcm_base + SUNXI_CLUSTER_PWROFF_GATING(cluster));
udelay(20);
#ifdef CONFIG_ARCH_SUN8IW6
if (cpu == 4)
cpu = 0;
#endif
/* active the power output switch */
sun8i_cpu_power_switch_set(cluster, cpu, 0);
cpumask_clear_cpu(((cluster)*4 + cpu), &cpu_power_up_state_mask);
pr_debug("sun8i power-down cpu%d ok.\n", cpu);
}
return 0;
}
int sunxi_daudio0_set_fmt(struct snd_soc_dai *cpu_dai, unsigned int fmt)
{
u32 reg_val = 0;
u32 reg_val1 = 0;
/* master or slave selection */
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOCTL);
switch(fmt & SND_SOC_DAIFMT_MASTER_MASK){
case SND_SOC_DAIFMT_CBM_CFM: /* codec clk & frm master, ap is slave*/
reg_val &= ~SUNXI_DAUDIOCTL_LRCKOUT;
reg_val &= ~SUNXI_DAUDIOCTL_BCLKOUT;
break;
case SND_SOC_DAIFMT_CBS_CFS: /* codec clk & frm slave,ap is master*/
reg_val |= SUNXI_DAUDIOCTL_LRCKOUT;
reg_val |= SUNXI_DAUDIOCTL_BCLKOUT;
break;
default:
pr_err("unknwon master/slave format\n");
return -EINVAL;
}
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOCTL);
/* pcm or daudio mode selection */
reg_val = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOCTL);
reg_val1 = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOTX0CHSEL);
reg_val &= ~SUNXI_DAUDIOCTL_MODESEL;
reg_val1 &= ~SUNXI_DAUDIOTXn_OFFSET;
switch(fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_I2S: /* i2s mode */
reg_val |= (1<<4);
reg_val1 |= (1<<12);
break;
case SND_SOC_DAIFMT_RIGHT_J: /* Right Justified mode */
reg_val |= (2<<4);
break;
case SND_SOC_DAIFMT_LEFT_J: /* Left Justified mode */
reg_val |= (1<<4);
reg_val1 |= (0<<12);
break;
case SND_SOC_DAIFMT_DSP_A: /* L data msb after FRM LRC */
reg_val |= (0<<4);
reg_val1 |= (1<<12);
break;
case SND_SOC_DAIFMT_DSP_B: /* L data msb during FRM LRC */
reg_val |= (0<<4);
reg_val1 |= (0<<12);
break;
default:
return -EINVAL;
}
sunxi_smc_writel(reg_val, sunxi_daudio.regs + SUNXI_DAUDIOCTL);
sunxi_smc_writel(reg_val1, sunxi_daudio.regs + SUNXI_DAUDIOTX0CHSEL);
/* DAI signal inversions */
reg_val1 = sunxi_smc_readl(sunxi_daudio.regs + SUNXI_DAUDIOFAT0);
switch(fmt & SND_SOC_DAIFMT_INV_MASK){
case SND_SOC_DAIFMT_NB_NF: /* normal bit clock + frame */
reg_val1 &= ~SUNXI_DAUDIOFAT0_BCLK_POLAYITY;
reg_val1 &= ~SUNXI_DAUDIOFAT0_LRCK_POLAYITY;
break;
case SND_SOC_DAIFMT_NB_IF: /* normal bclk + inv frm */
reg_val1 |= SUNXI_DAUDIOFAT0_LRCK_POLAYITY;
reg_val1 &= ~SUNXI_DAUDIOFAT0_BCLK_POLAYITY;
break;
case SND_SOC_DAIFMT_IB_NF: /* invert bclk + nor frm */
reg_val1 &= ~SUNXI_DAUDIOFAT0_LRCK_POLAYITY;
reg_val1 |= SUNXI_DAUDIOFAT0_BCLK_POLAYITY;
break;
case SND_SOC_DAIFMT_IB_IF: /* invert bclk + frm */
reg_val1 |= SUNXI_DAUDIOFAT0_LRCK_POLAYITY;
reg_val1 |= SUNXI_DAUDIOFAT0_BCLK_POLAYITY;
break;
}
sunxi_smc_writel(reg_val1, sunxi_daudio.regs + SUNXI_DAUDIOFAT0);
return 0;
}