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Searched refs:sspi (Results 1 – 4 of 4) sorted by relevance

/kernel/linux/linux-5.10/drivers/spi/
Dspi-sirf.c300 void (*hwinit)(struct sirfsoc_spi *sspi);
303 static void sirfsoc_usp_hwinit(struct sirfsoc_spi *sspi) in sirfsoc_usp_hwinit() argument
306 writel(readl(sspi->base + sspi->regs->usp_mode1) & in sirfsoc_usp_hwinit()
307 ~SIRFSOC_USP_EN, sspi->base + sspi->regs->usp_mode1); in sirfsoc_usp_hwinit()
308 writel(readl(sspi->base + sspi->regs->usp_mode1) | in sirfsoc_usp_hwinit()
309 SIRFSOC_USP_EN, sspi->base + sspi->regs->usp_mode1); in sirfsoc_usp_hwinit()
312 static void spi_sirfsoc_rx_word_u8(struct sirfsoc_spi *sspi) in spi_sirfsoc_rx_word_u8() argument
315 u8 *rx = sspi->rx; in spi_sirfsoc_rx_word_u8()
317 data = readl(sspi->base + sspi->regs->rxfifo_data); in spi_sirfsoc_rx_word_u8()
321 sspi->rx = rx; in spi_sirfsoc_rx_word_u8()
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Dspi-synquacer.c141 static int read_fifo(struct synquacer_spi *sspi) in read_fifo() argument
143 u32 len = readl(sspi->regs + SYNQUACER_HSSPI_REG_DMSTATUS); in read_fifo()
147 len = min(len, sspi->rx_words); in read_fifo()
149 switch (sspi->bpw) { in read_fifo()
151 u8 *buf = sspi->rx_buf; in read_fifo()
153 ioread8_rep(sspi->regs + SYNQUACER_HSSPI_REG_RX_FIFO, in read_fifo()
155 sspi->rx_buf = buf + len; in read_fifo()
159 u16 *buf = sspi->rx_buf; in read_fifo()
161 ioread16_rep(sspi->regs + SYNQUACER_HSSPI_REG_RX_FIFO, in read_fifo()
163 sspi->rx_buf = buf + len; in read_fifo()
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Dspi-sun6i.c98 static inline u32 sun6i_spi_read(struct sun6i_spi *sspi, u32 reg) in sun6i_spi_read() argument
100 return readl(sspi->base_addr + reg); in sun6i_spi_read()
103 static inline void sun6i_spi_write(struct sun6i_spi *sspi, u32 reg, u32 value) in sun6i_spi_write() argument
105 writel(value, sspi->base_addr + reg); in sun6i_spi_write()
108 static inline u32 sun6i_spi_get_rx_fifo_count(struct sun6i_spi *sspi) in sun6i_spi_get_rx_fifo_count() argument
110 u32 reg = sun6i_spi_read(sspi, SUN6I_FIFO_STA_REG); in sun6i_spi_get_rx_fifo_count()
115 static inline u32 sun6i_spi_get_tx_fifo_count(struct sun6i_spi *sspi) in sun6i_spi_get_tx_fifo_count() argument
117 u32 reg = sun6i_spi_read(sspi, SUN6I_FIFO_STA_REG); in sun6i_spi_get_tx_fifo_count()
122 static inline void sun6i_spi_disable_interrupt(struct sun6i_spi *sspi, u32 mask) in sun6i_spi_disable_interrupt() argument
124 u32 reg = sun6i_spi_read(sspi, SUN6I_INT_CTL_REG); in sun6i_spi_disable_interrupt()
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Dspi-sun4i.c90 static inline u32 sun4i_spi_read(struct sun4i_spi *sspi, u32 reg) in sun4i_spi_read() argument
92 return readl(sspi->base_addr + reg); in sun4i_spi_read()
95 static inline void sun4i_spi_write(struct sun4i_spi *sspi, u32 reg, u32 value) in sun4i_spi_write() argument
97 writel(value, sspi->base_addr + reg); in sun4i_spi_write()
100 static inline u32 sun4i_spi_get_tx_fifo_count(struct sun4i_spi *sspi) in sun4i_spi_get_tx_fifo_count() argument
102 u32 reg = sun4i_spi_read(sspi, SUN4I_FIFO_STA_REG); in sun4i_spi_get_tx_fifo_count()
109 static inline void sun4i_spi_enable_interrupt(struct sun4i_spi *sspi, u32 mask) in sun4i_spi_enable_interrupt() argument
111 u32 reg = sun4i_spi_read(sspi, SUN4I_INT_CTL_REG); in sun4i_spi_enable_interrupt()
114 sun4i_spi_write(sspi, SUN4I_INT_CTL_REG, reg); in sun4i_spi_enable_interrupt()
117 static inline void sun4i_spi_disable_interrupt(struct sun4i_spi *sspi, u32 mask) in sun4i_spi_disable_interrupt() argument
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