drivers/clk/mxs/clk-imx23.c

149

clks[saif] = mxs_clk_gate("saif", "saif_div", SAIF, 31);

sound/soc/mxs/mxs-saif.c

121

struct mxs_saif *saif = snd_soc_dai_get_drvdata(cpu_dai);

sound/soc/mxs/mxs-saif.c

126

saif->mclk = freq;

sound/soc/mxs/mxs-saif.c

132

if (!saif->mclk_in_use && freq) {

sound/soc/mxs/mxs-saif.c

133

ret = __mxs_saif_get_mclk(saif);

sound/soc/mxs/mxs-saif.c

139

saif->base + SAIF_CTRL + MXS_SET_ADDR);

sound/soc/mxs/mxs-saif.c

140

} else if (saif->mclk_in_use && freq == 0) {

sound/soc/mxs/mxs-saif.c

141

ret = __mxs_saif_put_mclk(saif);

sound/soc/mxs/mxs-saif.c

152

static int mxs_saif_set_clk(struct mxs_saif *saif,

sound/soc/mxs/mxs-saif.c

160

dev_dbg(saif->dev, "mclk %d rate %d\n", mclk, rate);

sound/soc/mxs/mxs-saif.c

163

master_saif = mxs_saif_get_master(saif);

sound/soc/mxs/mxs-saif.c

167

dev_dbg(saif->dev, "master saif%d\n", master_saif->id);

sound/soc/mxs/mxs-saif.c

171

dev_err(saif->dev,

sound/soc/mxs/mxs-saif.c

282

struct mxs_saif *saif = mxs_saif[saif_id];

sound/soc/mxs/mxs-saif.c

285

if (!saif)

sound/soc/mxs/mxs-saif.c

288

stat = __raw_readl(saif->base + SAIF_STAT);

sound/soc/mxs/mxs-saif.c

290

dev_err(saif->dev, "error: busy\n");

sound/soc/mxs/mxs-saif.c

294

clk_disable_unprepare(saif->clk);

sound/soc/mxs/mxs-saif.c

298

saif->base + SAIF_CTRL + MXS_SET_ADDR);

sound/soc/mxs/mxs-saif.c

300

saif->base + SAIF_CTRL + MXS_CLR_ADDR);

sound/soc/mxs/mxs-saif.c

302

saif->mclk_in_use = 0;

sound/soc/mxs/mxs-saif.c

316

struct mxs_saif *saif = mxs_saif[saif_id];

sound/soc/mxs/mxs-saif.c

319

if (!saif)

sound/soc/mxs/mxs-saif.c

322

ret = __mxs_saif_get_mclk(saif);

sound/soc/mxs/mxs-saif.c

326

ret = mxs_saif_set_clk(saif, mclk, rate);

sound/soc/mxs/mxs-saif.c

330

ret = clk_prepare_enable(saif->clk);

sound/soc/mxs/mxs-saif.c

336

saif->base + SAIF_CTRL + MXS_SET_ADDR);

sound/soc/mxs/mxs-saif.c

350

struct mxs_saif *saif = snd_soc_dai_get_drvdata(cpu_dai);

sound/soc/mxs/mxs-saif.c

352

stat = __raw_readl(saif->base + SAIF_STAT);

sound/soc/mxs/mxs-saif.c

361

if (saif->id != saif->master_id) {

sound/soc/mxs/mxs-saif.c

363

saif->base + SAIF_CTRL + MXS_CLR_ADDR);

sound/soc/mxs/mxs-saif.c

365

saif->base + SAIF_CTRL + MXS_CLR_ADDR);

sound/soc/mxs/mxs-saif.c

368

scr0 = __raw_readl(saif->base + SAIF_CTRL);

sound/soc/mxs/mxs-saif.c

37

static inline struct mxs_saif *mxs_saif_get_master(struct mxs_saif *saif)

sound/soc/mxs/mxs-saif.c

39

return mxs_saif[saif->master_id];

sound/soc/mxs/mxs-saif.c

419

if (saif->id == saif->master_id)

sound/soc/mxs/mxs-saif.c

42

static int __mxs_saif_put_mclk(struct mxs_saif *saif)

sound/soc/mxs/mxs-saif.c

424

__raw_writel(scr | scr0, saif->base + SAIF_CTRL);

sound/soc/mxs/mxs-saif.c

436

struct mxs_saif *saif = snd_soc_dai_get_drvdata(cpu_dai);

sound/soc/mxs/mxs-saif.c

440

saif->fifo_underrun = 0;

sound/soc/mxs/mxs-saif.c

441

saif->fifo_overrun = 0;

sound/soc/mxs/mxs-saif.c

445

saif->base + SAIF_CTRL + MXS_CLR_ADDR);

sound/soc/mxs/mxs-saif.c

449

saif->base + SAIF_CTRL + MXS_CLR_ADDR);

sound/soc/mxs/mxs-saif.c

451

ret = clk_prepare(saif->clk);

sound/soc/mxs/mxs-saif.c

461

struct mxs_saif *saif = snd_soc_dai_get_drvdata(cpu_dai);

sound/soc/mxs/mxs-saif.c

463

clk_unprepare(saif->clk);

sound/soc/mxs/mxs-saif.c

47

ret = readx_poll_timeout(__raw_readl, saif->base + SAIF_STAT, stat,

sound/soc/mxs/mxs-saif.c

474

struct mxs_saif *saif = snd_soc_dai_get_drvdata(cpu_dai);

sound/soc/mxs/mxs-saif.c

479

master_saif = mxs_saif_get_master(saif);

sound/soc/mxs/mxs-saif.c

484

if (!saif->mclk && saif->mclk_in_use) {

sound/soc/mxs/mxs-saif.c

489

stat = __raw_readl(saif->base + SAIF_STAT);

sound/soc/mxs/mxs-saif.c

490

if (!saif->mclk_in_use && (stat & BM_SAIF_STAT_BUSY)) {

sound/soc/mxs/mxs-saif.c

500

ret = mxs_saif_set_clk(saif, saif->mclk, params_rate(params));

sound/soc/mxs/mxs-saif.c

506

if (saif != master_saif) {

sound/soc/mxs/mxs-saif.c

514

ret = clk_enable(saif->clk);

sound/soc/mxs/mxs-saif.c

518

ret = clk_set_rate(saif->clk, 24000000);

sound/soc/mxs/mxs-saif.c

519

clk_disable(saif->clk);

sound/soc/mxs/mxs-saif.c

52

dev_err(saif->dev, "error: busy\n");

sound/soc/mxs/mxs-saif.c

528

scr = __raw_readl(saif->base + SAIF_CTRL);

sound/soc/mxs/mxs-saif.c

557

__raw_writel(scr, saif->base + SAIF_CTRL);

sound/soc/mxs/mxs-saif.c

564

struct mxs_saif *saif = snd_soc_dai_get_drvdata(cpu_dai);

sound/soc/mxs/mxs-saif.c

568

saif->base + SAIF_CTRL + MXS_SET_ADDR);

sound/soc/mxs/mxs-saif.c

576

struct mxs_saif *saif = snd_soc_dai_get_drvdata(cpu_dai);

sound/soc/mxs/mxs-saif.c

58

saif->base + SAIF_CTRL + MXS_SET_ADDR);

sound/soc/mxs/mxs-saif.c

581

master_saif = mxs_saif_get_master(saif);

sound/soc/mxs/mxs-saif.c

589

if (saif->state == MXS_SAIF_STATE_RUNNING)

sound/soc/mxs/mxs-saif.c

596

dev_err(saif->dev, "Failed to enable master clock\n");

sound/soc/mxs/mxs-saif.c

60

saif->base + SAIF_CTRL + MXS_CLR_ADDR);

sound/soc/mxs/mxs-saif.c

604

if (saif != master_saif) {

sound/soc/mxs/mxs-saif.c

605

ret = clk_enable(saif->clk);

sound/soc/mxs/mxs-saif.c

607

dev_err(saif->dev, "Failed to enable master clock\n");

sound/soc/mxs/mxs-saif.c

613

saif->base + SAIF_CTRL + MXS_SET_ADDR);

sound/soc/mxs/mxs-saif.c

62

saif->mclk_in_use = 0;

sound/soc/mxs/mxs-saif.c

628

__raw_writel(0, saif->base + SAIF_DATA);

sound/soc/mxs/mxs-saif.c

629

__raw_writel(0, saif->base + SAIF_DATA);

sound/soc/mxs/mxs-saif.c

638

__raw_readl(saif->base + SAIF_DATA);

sound/soc/mxs/mxs-saif.c

639

__raw_readl(saif->base + SAIF_DATA);

sound/soc/mxs/mxs-saif.c

643

saif->state = MXS_SAIF_STATE_RUNNING;

sound/soc/mxs/mxs-saif.c

645

dev_dbg(saif->dev, "CTRL 0x%x STAT 0x%x\n",

sound/soc/mxs/mxs-saif.c

646

__raw_readl(saif->base + SAIF_CTRL),

sound/soc/mxs/mxs-saif.c

647

__raw_readl(saif->base + SAIF_STAT));

sound/soc/mxs/mxs-saif.c

656

if (saif->state == MXS_SAIF_STATE_STOPPED)

sound/soc/mxs/mxs-saif.c

67

static int __mxs_saif_get_mclk(struct mxs_saif *saif)

sound/soc/mxs/mxs-saif.c

671

if (saif != master_saif) {

sound/soc/mxs/mxs-saif.c

673

saif->base + SAIF_CTRL + MXS_CLR_ADDR);

sound/soc/mxs/mxs-saif.c

675

clk_disable(saif->clk);

sound/soc/mxs/mxs-saif.c

679

saif->state = MXS_SAIF_STATE_STOPPED;

sound/soc/mxs/mxs-saif.c

72

if (!saif)

sound/soc/mxs/mxs-saif.c

728

struct mxs_saif *saif = dev_id;

sound/soc/mxs/mxs-saif.c

731

stat = __raw_readl(saif->base + SAIF_STAT);

sound/soc/mxs/mxs-saif.c

737

dev_dbg(saif->dev, "underrun!!! %d\n", ++saif->fifo_underrun);

sound/soc/mxs/mxs-saif.c

739

saif->base + SAIF_STAT + MXS_CLR_ADDR);

sound/soc/mxs/mxs-saif.c

743

dev_dbg(saif->dev, "overrun!!! %d\n", ++saif->fifo_overrun);

sound/soc/mxs/mxs-saif.c

745

saif->base + SAIF_STAT + MXS_CLR_ADDR);

sound/soc/mxs/mxs-saif.c

748

dev_dbg(saif->dev, "SAIF_CTRL %x SAIF_STAT %x\n",

sound/soc/mxs/mxs-saif.c

749

__raw_readl(saif->base + SAIF_CTRL),

sound/soc/mxs/mxs-saif.c

750

__raw_readl(saif->base + SAIF_STAT));

sound/soc/mxs/mxs-saif.c

757

struct mxs_saif *saif = platform_get_drvdata(pdev);

sound/soc/mxs/mxs-saif.c

763

__clk_get_name(saif->clk), 0,

sound/soc/mxs/mxs-saif.c

764

saif->base + SAIF_CTRL,

sound/soc/mxs/mxs-saif.c

77

saif->base + SAIF_CTRL + MXS_CLR_ADDR);

sound/soc/mxs/mxs-saif.c

785

struct mxs_saif *saif;

sound/soc/mxs/mxs-saif.c

789

saif = devm_kzalloc(&pdev->dev, sizeof(*saif), GFP_KERNEL);

sound/soc/mxs/mxs-saif.c

790

if (!saif)

sound/soc/mxs/mxs-saif.c

797

saif->id = ret;

sound/soc/mxs/mxs-saif.c

799

if (saif->id >= ARRAY_SIZE(mxs_saif)) {

sound/soc/mxs/mxs-saif.c

81

saif->base + SAIF_CTRL + MXS_CLR_ADDR);

sound/soc/mxs/mxs-saif.c

811

saif->master_id = saif->id;

sound/soc/mxs/mxs-saif.c

818

saif->master_id = ret;

sound/soc/mxs/mxs-saif.c

820

if (saif->master_id >= ARRAY_SIZE(mxs_saif)) {

sound/soc/mxs/mxs-saif.c

826

mxs_saif[saif->id] = saif;

sound/soc/mxs/mxs-saif.c

828

saif->clk = devm_clk_get(&pdev->dev, NULL);

sound/soc/mxs/mxs-saif.c

829

if (IS_ERR(saif->clk)) {

sound/soc/mxs/mxs-saif.c

83

master_saif = mxs_saif_get_master(saif);

sound/soc/mxs/mxs-saif.c

830

ret = PTR_ERR(saif->clk);

sound/soc/mxs/mxs-saif.c

836

saif->base = devm_platform_ioremap_resource(pdev, 0);

sound/soc/mxs/mxs-saif.c

837

if (IS_ERR(saif->base))

sound/soc/mxs/mxs-saif.c

838

return PTR_ERR(saif->base);

sound/soc/mxs/mxs-saif.c

84

if (saif != master_saif) {

sound/soc/mxs/mxs-saif.c

844

saif->dev = &pdev->dev;

sound/soc/mxs/mxs-saif.c

846

dev_name(&pdev->dev), saif);

sound/soc/mxs/mxs-saif.c

85

dev_err(saif->dev, "can not get mclk from a non-master saif\n");

sound/soc/mxs/mxs-saif.c

852

platform_set_drvdata(pdev, saif);

sound/soc/mxs/mxs-saif.c

855

if (saif->id == 0) {

sound/soc/mxs/mxs-saif.c

89

stat = __raw_readl(saif->base + SAIF_STAT);

sound/soc/mxs/mxs-saif.c

91

dev_err(saif->dev, "error: busy\n");

sound/soc/mxs/mxs-saif.c

95

saif->mclk_in_use = 1;