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Searched refs:xspi (Results 1 - 9 of 9) sorted by relevance

/kernel/linux/linux-6.6/drivers/spi/
H A Dspi-xilinx.c116 static void xilinx_spi_tx(struct xilinx_spi *xspi) in xilinx_spi_tx() argument
120 if (!xspi->tx_ptr) { in xilinx_spi_tx()
121 xspi->write_fn(0, xspi->regs + XSPI_TXD_OFFSET); in xilinx_spi_tx()
125 switch (xspi->bytes_per_word) { in xilinx_spi_tx()
127 data = *(u8 *)(xspi->tx_ptr); in xilinx_spi_tx()
130 data = *(u16 *)(xspi->tx_ptr); in xilinx_spi_tx()
133 data = *(u32 *)(xspi->tx_ptr); in xilinx_spi_tx()
137 xspi->write_fn(data, xspi in xilinx_spi_tx()
141 xilinx_spi_rx(struct xilinx_spi *xspi) xilinx_spi_rx() argument
163 xspi_init_hw(struct xilinx_spi *xspi) xspi_init_hw() argument
188 struct xilinx_spi *xspi = spi_master_get_devdata(spi->master); xilinx_spi_chipselect() local
228 struct xilinx_spi *xspi = spi_master_get_devdata(spi->master); xilinx_spi_setup_transfer() local
240 struct xilinx_spi *xspi = spi_master_get_devdata(spi->master); xilinx_spi_txrx_bufs() local
345 struct xilinx_spi *xspi = dev_id; xilinx_spi_irq() local
360 xilinx_spi_find_buffer_size(struct xilinx_spi *xspi) xilinx_spi_find_buffer_size() argument
392 struct xilinx_spi *xspi; xilinx_spi_probe() local
509 struct xilinx_spi *xspi = spi_master_get_devdata(master); xilinx_spi_remove() local
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H A Dspi-cadence.c131 static inline u32 cdns_spi_read(struct cdns_spi *xspi, u32 offset) in cdns_spi_read() argument
133 return readl_relaxed(xspi->regs + offset); in cdns_spi_read()
136 static inline void cdns_spi_write(struct cdns_spi *xspi, u32 offset, u32 val) in cdns_spi_write() argument
138 writel_relaxed(val, xspi->regs + offset); in cdns_spi_write()
143 * @xspi: Pointer to the cdns_spi structure
153 static void cdns_spi_init_hw(struct cdns_spi *xspi, bool is_target) in cdns_spi_init_hw() argument
160 if (xspi->is_decoded_cs) in cdns_spi_init_hw()
163 cdns_spi_write(xspi, CDNS_SPI_ER, CDNS_SPI_ER_DISABLE); in cdns_spi_init_hw()
164 cdns_spi_write(xspi, CDNS_SPI_IDR, CDNS_SPI_IXR_ALL); in cdns_spi_init_hw()
167 while (cdns_spi_read(xspi, CDNS_SPI_IS in cdns_spi_init_hw()
182 struct cdns_spi *xspi = spi_controller_get_devdata(spi->controller); cdns_spi_chipselect() local
213 struct cdns_spi *xspi = spi_controller_get_devdata(spi->controller); cdns_spi_config_clock_mode() local
256 struct cdns_spi *xspi = spi_controller_get_devdata(spi->controller); cdns_spi_config_clock_freq() local
294 struct cdns_spi *xspi = spi_controller_get_devdata(spi->controller); cdns_spi_setup_transfer() local
311 cdns_spi_process_fifo(struct cdns_spi *xspi, int ntx, int nrx) cdns_spi_process_fifo() argument
358 struct cdns_spi *xspi = spi_controller_get_devdata(ctlr); cdns_spi_irq() local
431 struct cdns_spi *xspi = spi_controller_get_devdata(ctlr); cdns_transfer_one() local
471 struct cdns_spi *xspi = spi_controller_get_devdata(ctlr); cdns_prepare_transfer_hardware() local
490 struct cdns_spi *xspi = spi_controller_get_devdata(ctlr); cdns_unprepare_transfer_hardware() local
518 cdns_spi_detect_fifo_depth(struct cdns_spi *xspi) cdns_spi_detect_fifo_depth() argument
538 struct cdns_spi *xspi = spi_controller_get_devdata(ctlr); cdns_target_abort() local
561 struct cdns_spi *xspi; cdns_spi_probe() local
702 struct cdns_spi *xspi = spi_controller_get_devdata(ctlr); cdns_spi_remove() local
741 struct cdns_spi *xspi = spi_controller_get_devdata(ctlr); cdns_spi_resume() local
758 struct cdns_spi *xspi = spi_controller_get_devdata(ctlr); cdns_spi_runtime_resume() local
787 struct cdns_spi *xspi = spi_controller_get_devdata(ctlr); cdns_spi_runtime_suspend() local
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H A Dspi-xtensa-xtfpga.c43 static inline void xtfpga_spi_wait_busy(struct xtfpga_spi *xspi) in xtfpga_spi_wait_busy() argument
47 for (i = 0; xtfpga_spi_read32(xspi, XTFPGA_SPI_BUSY) && in xtfpga_spi_wait_busy()
56 struct xtfpga_spi *xspi = spi_master_get_devdata(spi->master); in xtfpga_spi_txrx_word() local
58 xspi->data = (xspi->data << bits) | (v & GENMASK(bits - 1, 0)); in xtfpga_spi_txrx_word()
59 xspi->data_sz += bits; in xtfpga_spi_txrx_word()
60 if (xspi->data_sz >= 16) { in xtfpga_spi_txrx_word()
61 xtfpga_spi_write32(xspi, XTFPGA_SPI_DATA, in xtfpga_spi_txrx_word()
62 xspi->data >> (xspi in xtfpga_spi_txrx_word()
74 struct xtfpga_spi *xspi = spi_master_get_devdata(spi->master); xtfpga_spi_chipselect() local
82 struct xtfpga_spi *xspi; xtfpga_spi_probe() local
123 struct xtfpga_spi *xspi = spi_master_get_devdata(master); xtfpga_spi_remove() local
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H A Dspi-xlp.c125 static void xlp_spi_sysctl_setup(struct xlp_spi_priv *xspi) in xlp_spi_sysctl_setup() argument
130 xlp_spi_sysctl_write(xspi, XLP_SPI_SYSCTRL, in xlp_spi_sysctl_setup()
132 xlp_spi_sysctl_write(xspi, XLP_SPI_SYSCTRL, XLP_SPI_SYS_PMEN); in xlp_spi_sysctl_setup()
137 struct xlp_spi_priv *xspi; in xlp_spi_setup() local
141 xspi = spi_master_get_devdata(spi->master); in xlp_spi_setup()
146 fdiv = DIV_ROUND_UP(xspi->spi_clk, spi->max_speed_hz); in xlp_spi_setup()
152 xlp_spi_reg_write(xspi, cs, XLP_SPI_FDIV, fdiv); in xlp_spi_setup()
153 xlp_spi_reg_write(xspi, cs, XLP_SPI_FIFO_THRESH, XLP_SPI_TXRXTH); in xlp_spi_setup()
154 cfg = xlp_spi_reg_read(xspi, cs, XLP_SPI_CONFIG); in xlp_spi_setup()
175 xlp_spi_reg_write(xspi, c in xlp_spi_setup()
180 xlp_spi_read_rxfifo(struct xlp_spi_priv *xspi) xlp_spi_read_rxfifo() argument
200 xlp_spi_fill_txfifo(struct xlp_spi_priv *xspi) xlp_spi_fill_txfifo() argument
224 struct xlp_spi_priv *xspi = dev_id; xlp_spi_interrupt() local
254 xlp_spi_send_cmd(struct xlp_spi_priv *xspi, int xfer_len, int cmd_cont) xlp_spi_send_cmd() argument
350 struct xlp_spi_priv *xspi = spi_master_get_devdata(master); xlp_spi_transfer_one() local
371 struct xlp_spi_priv *xspi; xlp_spi_probe() local
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H A DMakefile40 obj-$(CONFIG_SPI_CADENCE_XSPI) += spi-cadence-xspi.o
/kernel/linux/linux-5.10/drivers/spi/
H A Dspi-xilinx.c116 static void xilinx_spi_tx(struct xilinx_spi *xspi) in xilinx_spi_tx() argument
120 if (!xspi->tx_ptr) { in xilinx_spi_tx()
121 xspi->write_fn(0, xspi->regs + XSPI_TXD_OFFSET); in xilinx_spi_tx()
125 switch (xspi->bytes_per_word) { in xilinx_spi_tx()
127 data = *(u8 *)(xspi->tx_ptr); in xilinx_spi_tx()
130 data = *(u16 *)(xspi->tx_ptr); in xilinx_spi_tx()
133 data = *(u32 *)(xspi->tx_ptr); in xilinx_spi_tx()
137 xspi->write_fn(data, xspi in xilinx_spi_tx()
141 xilinx_spi_rx(struct xilinx_spi *xspi) xilinx_spi_rx() argument
163 xspi_init_hw(struct xilinx_spi *xspi) xspi_init_hw() argument
188 struct xilinx_spi *xspi = spi_master_get_devdata(spi->master); xilinx_spi_chipselect() local
228 struct xilinx_spi *xspi = spi_master_get_devdata(spi->master); xilinx_spi_setup_transfer() local
240 struct xilinx_spi *xspi = spi_master_get_devdata(spi->master); xilinx_spi_txrx_bufs() local
344 struct xilinx_spi *xspi = dev_id; xilinx_spi_irq() local
359 xilinx_spi_find_buffer_size(struct xilinx_spi *xspi) xilinx_spi_find_buffer_size() argument
391 struct xilinx_spi *xspi; xilinx_spi_probe() local
513 struct xilinx_spi *xspi = spi_master_get_devdata(master); xilinx_spi_remove() local
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H A Dspi-cadence.c129 static inline u32 cdns_spi_read(struct cdns_spi *xspi, u32 offset) in cdns_spi_read() argument
131 return readl_relaxed(xspi->regs + offset); in cdns_spi_read()
134 static inline void cdns_spi_write(struct cdns_spi *xspi, u32 offset, u32 val) in cdns_spi_write() argument
136 writel_relaxed(val, xspi->regs + offset); in cdns_spi_write()
141 * @xspi: Pointer to the cdns_spi structure
150 static void cdns_spi_init_hw(struct cdns_spi *xspi) in cdns_spi_init_hw() argument
154 if (xspi->is_decoded_cs) in cdns_spi_init_hw()
157 cdns_spi_write(xspi, CDNS_SPI_ER, CDNS_SPI_ER_DISABLE); in cdns_spi_init_hw()
158 cdns_spi_write(xspi, CDNS_SPI_IDR, CDNS_SPI_IXR_ALL); in cdns_spi_init_hw()
161 while (cdns_spi_read(xspi, CDNS_SPI_IS in cdns_spi_init_hw()
176 struct cdns_spi *xspi = spi_master_get_devdata(spi->master); cdns_spi_chipselect() local
207 struct cdns_spi *xspi = spi_master_get_devdata(spi->master); cdns_spi_config_clock_mode() local
250 struct cdns_spi *xspi = spi_master_get_devdata(spi->master); cdns_spi_config_clock_freq() local
288 struct cdns_spi *xspi = spi_master_get_devdata(spi->master); cdns_spi_setup_transfer() local
303 cdns_spi_fill_tx_fifo(struct cdns_spi *xspi) cdns_spi_fill_tx_fifo() argument
344 struct cdns_spi *xspi = spi_master_get_devdata(master); cdns_spi_irq() local
414 struct cdns_spi *xspi = spi_master_get_devdata(master); cdns_transfer_one() local
440 struct cdns_spi *xspi = spi_master_get_devdata(master); cdns_prepare_transfer_hardware() local
458 struct cdns_spi *xspi = spi_master_get_devdata(master); cdns_unprepare_transfer_hardware() local
477 struct cdns_spi *xspi; cdns_spi_probe() local
605 struct cdns_spi *xspi = spi_master_get_devdata(master); cdns_spi_remove() local
646 struct cdns_spi *xspi = spi_master_get_devdata(master); cdns_spi_resume() local
663 struct cdns_spi *xspi = spi_master_get_devdata(master); cnds_runtime_resume() local
692 struct cdns_spi *xspi = spi_master_get_devdata(master); cnds_runtime_suspend() local
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H A Dspi-xtensa-xtfpga.c43 static inline void xtfpga_spi_wait_busy(struct xtfpga_spi *xspi) in xtfpga_spi_wait_busy() argument
47 for (i = 0; xtfpga_spi_read32(xspi, XTFPGA_SPI_BUSY) && in xtfpga_spi_wait_busy()
56 struct xtfpga_spi *xspi = spi_master_get_devdata(spi->master); in xtfpga_spi_txrx_word() local
58 xspi->data = (xspi->data << bits) | (v & GENMASK(bits - 1, 0)); in xtfpga_spi_txrx_word()
59 xspi->data_sz += bits; in xtfpga_spi_txrx_word()
60 if (xspi->data_sz >= 16) { in xtfpga_spi_txrx_word()
61 xtfpga_spi_write32(xspi, XTFPGA_SPI_DATA, in xtfpga_spi_txrx_word()
62 xspi->data >> (xspi in xtfpga_spi_txrx_word()
74 struct xtfpga_spi *xspi = spi_master_get_devdata(spi->master); xtfpga_spi_chipselect() local
82 struct xtfpga_spi *xspi; xtfpga_spi_probe() local
129 struct xtfpga_spi *xspi = spi_master_get_devdata(master); xtfpga_spi_remove() local
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H A Dspi-xlp.c126 static void xlp_spi_sysctl_setup(struct xlp_spi_priv *xspi) in xlp_spi_sysctl_setup() argument
131 xlp_spi_sysctl_write(xspi, XLP_SPI_SYSCTRL, in xlp_spi_sysctl_setup()
133 xlp_spi_sysctl_write(xspi, XLP_SPI_SYSCTRL, XLP_SPI_SYS_PMEN); in xlp_spi_sysctl_setup()
138 struct xlp_spi_priv *xspi; in xlp_spi_setup() local
142 xspi = spi_master_get_devdata(spi->master); in xlp_spi_setup()
147 fdiv = DIV_ROUND_UP(xspi->spi_clk, spi->max_speed_hz); in xlp_spi_setup()
153 xlp_spi_reg_write(xspi, cs, XLP_SPI_FDIV, fdiv); in xlp_spi_setup()
154 xlp_spi_reg_write(xspi, cs, XLP_SPI_FIFO_THRESH, XLP_SPI_TXRXTH); in xlp_spi_setup()
155 cfg = xlp_spi_reg_read(xspi, cs, XLP_SPI_CONFIG); in xlp_spi_setup()
176 xlp_spi_reg_write(xspi, c in xlp_spi_setup()
181 xlp_spi_read_rxfifo(struct xlp_spi_priv *xspi) xlp_spi_read_rxfifo() argument
201 xlp_spi_fill_txfifo(struct xlp_spi_priv *xspi) xlp_spi_fill_txfifo() argument
225 struct xlp_spi_priv *xspi = dev_id; xlp_spi_interrupt() local
255 xlp_spi_send_cmd(struct xlp_spi_priv *xspi, int xfer_len, int cmd_cont) xlp_spi_send_cmd() argument
351 struct xlp_spi_priv *xspi = spi_master_get_devdata(master); xlp_spi_transfer_one() local
372 struct xlp_spi_priv *xspi; xlp_spi_probe() local
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