drivers/spi/spi-loongson-core.c

101

loongson_spi->hz = 0;

drivers/spi/spi-loongson-core.c

111

struct loongson_spi *loongson_spi = spi_controller_get_devdata(spi->controller);

drivers/spi/spi-loongson-core.c

114

loongson_spi_write_reg(loongson_spi, LOONGSON_SPI_FIFO_REG, *((*tx_buf)++));

drivers/spi/spi-loongson-core.c

116

loongson_spi_write_reg(loongson_spi, LOONGSON_SPI_FIFO_REG, 0);

drivers/spi/spi-loongson-core.c

118

ret = readb_poll_timeout(loongson_spi->base + LOONGSON_SPI_SPSR_REG,

drivers/spi/spi-loongson-core.c

119

loongson_spi->spsr, (loongson_spi->spsr &

drivers/spi/spi-loongson-core.c

124

*(*rx_buf)++ = loongson_spi_read_reg(loongson_spi, LOONGSON_SPI_FIFO_REG);

drivers/spi/spi-loongson-core.c

126

loongson_spi_read_reg(loongson_spi, LOONGSON_SPI_FIFO_REG);

drivers/spi/spi-loongson-core.c

150

struct loongson_spi *loongson_spi = spi_controller_get_devdata(ctlr);

drivers/spi/spi-loongson-core.c

152

loongson_spi->para = loongson_spi_read_reg(loongson_spi, LOONGSON_SPI_PARA_REG);

drivers/spi/spi-loongson-core.c

153

loongson_spi_write_reg(loongson_spi, LOONGSON_SPI_PARA_REG, loongson_spi->para &

drivers/spi/spi-loongson-core.c

162

struct loongson_spi *loongson_spi = spi_controller_get_devdata(spi->controller);

drivers/spi/spi-loongson-core.c

164

loongson_spi_update_state(loongson_spi, spi, xfer);

drivers/spi/spi-loongson-core.c

173

struct loongson_spi *loongson_spi = spi_controller_get_devdata(ctrl);

drivers/spi/spi-loongson-core.c

175

loongson_spi_write_reg(loongson_spi, LOONGSON_SPI_PARA_REG, loongson_spi->para);

drivers/spi/spi-loongson-core.c

180

static void loongson_spi_reginit(struct loongson_spi *loongson_spi_dev)

drivers/spi/spi-loongson-core.c

19

static inline void loongson_spi_write_reg(struct loongson_spi *spi, unsigned char reg,

drivers/spi/spi-loongson-core.c

199

struct loongson_spi *spi;

drivers/spi/spi-loongson-core.c

202

controller = devm_spi_alloc_host(dev, sizeof(struct loongson_spi));

drivers/spi/spi-loongson-core.c

234

struct loongson_spi *loongson_spi;

drivers/spi/spi-loongson-core.c

240

loongson_spi = spi_controller_get_devdata(controller);

drivers/spi/spi-loongson-core.c

242

loongson_spi->spcr = loongson_spi_read_reg(loongson_spi, LOONGSON_SPI_SPCR_REG);

drivers/spi/spi-loongson-core.c

243

loongson_spi->sper = loongson_spi_read_reg(loongson_spi, LOONGSON_SPI_SPER_REG);

drivers/spi/spi-loongson-core.c

244

loongson_spi->spsr = loongson_spi_read_reg(loongson_spi, LOONGSON_SPI_SPSR_REG);

drivers/spi/spi-loongson-core.c

245

loongson_spi->para = loongson_spi_read_reg(loongson_spi, LOONGSON_SPI_PARA_REG);

drivers/spi/spi-loongson-core.c

246

loongson_spi->sfcs = loongson_spi_read_reg(loongson_spi, LOONGSON_SPI_SFCS_REG);

drivers/spi/spi-loongson-core.c

247

loongson_spi->timi = loongson_spi_read_reg(loongson_spi, LOONGSON_SPI_TIMI_REG);

drivers/spi/spi-loongson-core.c

25

static inline char loongson_spi_read_reg(struct loongson_spi *spi, unsigned char reg)

drivers/spi/spi-loongson-core.c

254

struct loongson_spi *loongson_spi;

drivers/spi/spi-loongson-core.c

258

loongson_spi = spi_controller_get_devdata(controller);

drivers/spi/spi-loongson-core.c

260

loongson_spi_write_reg(loongson_spi, LOONGSON_SPI_SPCR_REG, loongson_spi->spcr);

drivers/spi/spi-loongson-core.c

261

loongson_spi_write_reg(loongson_spi, LOONGSON_SPI_SPER_REG, loongson_spi->sper);

drivers/spi/spi-loongson-core.c

262

loongson_spi_write_reg(loongson_spi, LOONGSON_SPI_SPSR_REG, loongson_spi->spsr);

drivers/spi/spi-loongson-core.c

263

loongson_spi_write_reg(loongson_spi, LOONGSON_SPI_PARA_REG, loongson_spi->para);

drivers/spi/spi-loongson-core.c

264

loongson_spi_write_reg(loongson_spi, LOONGSON_SPI_SFCS_REG, loongson_spi->sfcs);

drivers/spi/spi-loongson-core.c

265

loongson_spi_write_reg(loongson_spi, LOONGSON_SPI_TIMI_REG, loongson_spi->timi);

drivers/spi/spi-loongson-core.c

35

struct loongson_spi *loongson_spi = spi_controller_get_devdata(spi->controller);

drivers/spi/spi-loongson-core.c

37

cs = loongson_spi_read_reg(loongson_spi, LOONGSON_SPI_SFCS_REG) & ~mask;

drivers/spi/spi-loongson-core.c

38

loongson_spi_write_reg(loongson_spi, LOONGSON_SPI_SFCS_REG, val | cs);

drivers/spi/spi-loongson-core.c

41

static void loongson_spi_set_clk(struct loongson_spi *loongson_spi, unsigned int hz)

drivers/spi/spi-loongson-core.c

47

div = clamp_val(DIV_ROUND_UP_ULL(loongson_spi->clk_rate, hz), 2, 4096);

drivers/spi/spi-loongson-core.c

49

loongson_spi->spcr = (div_tmp & GENMASK(1, 0)) >> 0;

drivers/spi/spi-loongson-core.c

50

loongson_spi->sper = (div_tmp & GENMASK(3, 2)) >> 2;

drivers/spi/spi-loongson-core.c

51

val = loongson_spi_read_reg(loongson_spi, LOONGSON_SPI_SPCR_REG);

drivers/spi/spi-loongson-core.c

53

loongson_spi_write_reg(loongson_spi, LOONGSON_SPI_SPCR_REG, val |

drivers/spi/spi-loongson-core.c

54

loongson_spi->spcr);

drivers/spi/spi-loongson-core.c

55

val = loongson_spi_read_reg(loongson_spi, LOONGSON_SPI_SPER_REG);

drivers/spi/spi-loongson-core.c

57

loongson_spi_write_reg(loongson_spi, LOONGSON_SPI_SPER_REG, val |

drivers/spi/spi-loongson-core.c

58

loongson_spi->sper);

drivers/spi/spi-loongson-core.c

59

loongson_spi->hz = hz;

drivers/spi/spi-loongson-core.c

62

static void loongson_spi_set_mode(struct loongson_spi *loongson_spi,

drivers/spi/spi-loongson-core.c

67

val = loongson_spi_read_reg(loongson_spi, LOONGSON_SPI_SPCR_REG);

drivers/spi/spi-loongson-core.c

74

loongson_spi_write_reg(loongson_spi, LOONGSON_SPI_SPCR_REG, val);

drivers/spi/spi-loongson-core.c

75

loongson_spi->mode |= spi->mode;

drivers/spi/spi-loongson-core.c

78

static int loongson_spi_update_state(struct loongson_spi *loongson_spi,

drivers/spi/spi-loongson-core.c

81

if (t && loongson_spi->hz != t->speed_hz)

drivers/spi/spi-loongson-core.c

82

loongson_spi_set_clk(loongson_spi, t->speed_hz);

drivers/spi/spi-loongson-core.c

84

if ((spi->mode ^ loongson_spi->mode) & SPI_MODE_X_MASK)

drivers/spi/spi-loongson-core.c

85

loongson_spi_set_mode(loongson_spi, spi);

drivers/spi/spi-loongson-core.c

92

struct loongson_spi *loongson_spi;

drivers/spi/spi-loongson-core.c

94

loongson_spi = spi_controller_get_devdata(spi->controller);