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Searched refs:spi (Results 1 – 25 of 1154) sorted by relevance

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/linux/drivers/spi/
A Dspi-stm32.c983 spi->cfg->write_tx(spi); in stm32fx_spi_irq_event()
989 spi->cfg->read_rx(spi); in stm32fx_spi_irq_event()
993 spi->cfg->write_tx(spi); in stm32fx_spi_irq_event()
1222 spi->cfg->disable(spi); in stm32_spi_dma_rx_cb()
1314 spi->cfg->write_tx(spi); in stm32fx_spi_transfer_one_irq()
1769 spi->cfg->set_bpw(spi); in stm32_spi_transfer_one_setup()
1872 spi->cfg->disable(spi); in stm32_spi_unprepare_msg()
2153 spi->fifo_size = spi->cfg->get_fifo_size(spi); in stm32_spi_probe()
2171 ret = spi->cfg->config(spi); in stm32_spi_probe()
2268 spi->cfg->disable(spi); in stm32_spi_remove()
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A DMakefile10 obj-$(CONFIG_SPI_MASTER) += spi.o
11 obj-$(CONFIG_SPI_MEM) += spi-mem.o
12 obj-$(CONFIG_SPI_MUX) += spi-mux.o
30 obj-$(CONFIG_SPI_AXI_SPI_ENGINE) += spi-axi-spi-engine.o
36 obj-$(CONFIG_SPI_BCM_QSPI) += spi-iproc-qspi.o spi-brcmstb-qspi.o spi-bcm-qspi.o
49 spi-dw-y := spi-dw-core.o
50 spi-dw-$(CONFIG_SPI_DW_DMA) += spi-dw-dma.o
63 obj-$(CONFIG_SPI_FSL_SPI) += spi-fsl-spi.o
100 spi-octeon-objs := spi-cavium.o spi-cavium-octeon.o
112 spi-pxa2xx-core-y := spi-pxa2xx.o spi-pxa2xx-dma.o
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A Dspi-lantiq-ssc.c228 return spi->tx_fifo_size - tx_fifo_level(spi); in tx_fifo_free()
367 hw_setup_bits_per_word(spi, spi->bits_per_word); in lantiq_ssc_hw_init()
425 hw_setup_clock_mode(spi, message->spi->mode); in lantiq_ssc_prepare_message()
493 spi->tx++; in tx_fifo_write()
542 spi->rx++; in rx_fifo_read_full_duplex()
593 spi->rx++; in rx_fifo_read_half_duplex()
634 if (spi->tx) { in lantiq_ssc_xmit_interrupt()
635 if (spi->rx && spi->rx_todo) in lantiq_ssc_xmit_interrupt()
659 queue_work(spi->wq, &spi->work); in lantiq_ssc_xmit_interrupt()
698 queue_work(spi->wq, &spi->work); in lantiq_ssc_err_interrupt()
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A Dspi-microchip-core.c141 spi->rx_len -= spi->n_bytes; in mchp_corespi_read_fifo()
153 spi->rx_buf += spi->n_bytes; in mchp_corespi_read_fifo()
225 word = spi->tx_buf ? *((u32 *)spi->tx_buf) : 0xaa; in mchp_corespi_write_fifo()
227 word = spi->tx_buf ? *((u16 *)spi->tx_buf) : 0xaa; in mchp_corespi_write_fifo()
229 word = spi->tx_buf ? *spi->tx_buf : 0xaa; in mchp_corespi_write_fifo()
233 spi->tx_buf += spi->n_bytes; in mchp_corespi_write_fifo()
237 spi->tx_len -= i * spi->n_bytes; in mchp_corespi_write_fifo()
364 mchp_corespi_write(spi, REG_CLK_GEN, spi->clk_gen); in mchp_corespi_set_clk_gen()
426 if (!spi->rx_len && !spi->tx_len) in mchp_corespi_interrupt()
434 spi->rx_len, spi->tx_len); in mchp_corespi_interrupt()
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A Dspi-sifive.c141 sifive_spi_write(spi, SIFIVE_SPI_REG_CSDEF, spi->cs_inactive); in sifive_spi_prepare_message()
216 complete(&spi->done); in sifive_spi_irq()
294 struct sifive_spi *spi; in sifive_spi_probe() local
310 if (IS_ERR(spi->regs)) { in sifive_spi_probe()
311 ret = PTR_ERR(spi->regs); in sifive_spi_probe()
316 if (IS_ERR(spi->clk)) { in sifive_spi_probe()
318 ret = PTR_ERR(spi->clk); in sifive_spi_probe()
331 &spi->fifo_depth); in sifive_spi_probe()
353 spi->cs_inactive = sifive_spi_read(spi, SIFIVE_SPI_REG_CSDEF); in sifive_spi_probe()
356 sifive_spi_write(spi, SIFIVE_SPI_REG_CSDEF, spi->cs_inactive); in sifive_spi_probe()
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A Dspi-mux.c39 struct spi_device *spi; member
65 priv->spi->max_speed_hz = spi->max_speed_hz; in spi_mux_select()
66 priv->spi->mode = spi->mode; in spi_mux_select()
67 priv->spi->bits_per_word = spi->bits_per_word; in spi_mux_select()
71 spi_setup(priv->spi); in spi_mux_select()
85 return spi_setup(priv->spi); in spi_mux_setup()
105 struct spi_device *spi = m->spi; in spi_mux_transfer_one_message() local
108 ret = spi_mux_select(spi); in spi_mux_transfer_one_message()
122 m->spi = priv->spi; in spi_mux_transfer_one_message()
138 spi_set_drvdata(spi, ctlr); in spi_mux_probe()
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A Dspi-gpio.c104 if (spi->mode & SPI_3WIRE) in getmiso()
183 flags = spi->controller->flags; in spi_gpio_spec_txrx_word_mode0()
193 flags = spi->controller->flags; in spi_gpio_spec_txrx_word_mode1()
203 flags = spi->controller->flags; in spi_gpio_spec_txrx_word_mode2()
213 flags = spi->controller->flags; in spi_gpio_spec_txrx_word_mode3()
266 return spi_bitbang_setup(spi); in spi_gpio_setup()
285 if (spi->mode & SPI_3WIRE) { in spi_gpio_set_direction()
298 if (spi->mode & SPI_3WIRE_HIZ) { in spi_gpio_set_direction()
300 !(spi->mode & SPI_CPOL)); in spi_gpio_set_direction()
302 !!(spi->mode & SPI_CPOL)); in spi_gpio_set_direction()
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A Dspi-omap2-mcspi.c222 mcspi_write_chconf0(spi, l); in omap2_mcspi_set_dma_req()
436 tx->callback_param = spi; in omap2_mcspi_tx_dma()
522 tx->callback_param = spi; in omap2_mcspi_rx_dma()
762 dev_err(&spi->dev, in omap2_mcspi_txrx_pio()
811 dev_err(&spi->dev, in omap2_mcspi_txrx_pio()
860 dev_err(&spi->dev, in omap2_mcspi_txrx_pio()
982 if (spi->mode & SPI_CPOL) in omap2_mcspi_setup_transfer()
986 if (spi->mode & SPI_CPHA) in omap2_mcspi_setup_transfer()
993 cs->mode = spi->mode; in omap2_mcspi_setup_transfer()
1178 omap2_mcspi_set_cs(spi, spi->mode & SPI_CS_HIGH); in omap2_mcspi_transfer_one()
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A Dspi-bitbang.c77 bitbang->set_mosi_idle(spi); in bitbang_txrx_8()
108 bitbang->set_mosi_idle(spi); in bitbang_txrx_16()
139 bitbang->set_mosi_idle(spi); in bitbang_txrx_32()
160 bits_per_word = spi->bits_per_word; in spi_bitbang_setup_transfer()
172 hz = spi->max_speed_hz; in spi_bitbang_setup_transfer()
199 spi->controller_state = cs; in spi_bitbang_setup()
217 bitbang->set_mosi_idle(spi); in spi_bitbang_setup()
235 kfree(spi->controller_state); in spi_bitbang_cleanup()
254 if (spi->mode & SPI_3WIRE) { in spi_bitbang_bufs()
281 bitbang = spi_controller_get_devdata(spi); in spi_bitbang_prepare_hardware()
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A Dspi-orion.c242 if (spi->mode & SPI_CPOL) in orion_spi_mode_set()
244 if (spi->mode & SPI_CPHA) in orion_spi_mode_set()
281 spi->mode & SPI_CPHA) in orion_spi_50mhz_ac_timing_erratum()
308 orion_spi_mode_set(spi); in orion_spi_setup_transfer()
394 orion_spi_set_cs(spi, 0); in orion_spi_write_read_8bit()
648 struct orion_spi *spi; in orion_spi_probe() local
684 spi->host = host; in orion_spi_probe()
685 spi->dev = &pdev->dev; in orion_spi_probe()
689 spi->devdata = devdata; in orion_spi_probe()
692 if (IS_ERR(spi->clk)) { in orion_spi_probe()
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/linux/drivers/net/wan/
A Dslic_ds26522.c89 slic_write(spi, DS26522_RMMR_ADDR, in ds26522_e1_spec_config()
93 slic_write(spi, DS26522_TMMR_ADDR, in ds26522_e1_spec_config()
118 slic_write(spi, DS26522_RMMR_ADDR, slic_read(spi, DS26522_RMMR_ADDR) | in ds26522_e1_spec_config()
122 slic_write(spi, DS26522_TMMR_ADDR, slic_read(spi, DS26522_TMMR_ADDR) | in ds26522_e1_spec_config()
176 slic_write(spi, addr, 0); in slic_ds26522_init_configure()
180 slic_write(spi, addr, 0); in slic_ds26522_init_configure()
184 slic_write(spi, addr, 0); in slic_ds26522_init_configure()
188 slic_write(spi, addr, 0); in slic_ds26522_init_configure()
191 ds26522_e1_spec_config(spi); in slic_ds26522_init_configure()
207 g_spi = spi; in slic_ds26522_probe()
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/linux/drivers/video/backlight/
A Dili922x.c139 struct spi_device *spi; member
176 ret = spi_sync(spi, &msg); in ili922x_read_status()
230 ret = spi_sync(spi, &msg); in ili922x_read()
345 spi_sync(spi, &msg); in set_write_to_gram_reg()
423 ili922x_poweron(spi); in ili922x_display_init()
442 ili922x_reg_dump(spi); in ili922x_display_init()
491 ili->spi = spi; in ili922x_probe()
497 dev_err(&spi->dev, in ili922x_probe()
504 reg, spi->max_speed_hz, spi->mode); in ili922x_probe()
518 lcd = devm_lcd_device_register(&spi->dev, "ili922xlcd", &spi->dev, ili, in ili922x_probe()
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A Dl4f00242t03.c24 struct spi_device *spi; member
107 struct spi_device *spi = priv->spi; in l4f00242t03_lcd_power_set() local
126 l4f00242t03_lcd_init(spi); in l4f00242t03_lcd_power_set()
142 l4f00242t03_lcd_init(spi); in l4f00242t03_lcd_power_set()
152 l4f00242t03_lcd_powerdown(spi); in l4f00242t03_lcd_power_set()
176 spi_set_drvdata(spi, priv); in l4f00242t03_probe()
177 spi->bits_per_word = 9; in l4f00242t03_probe()
178 ret = spi_setup(spi); in l4f00242t03_probe()
182 priv->spi = spi; in l4f00242t03_probe()
208 priv->ld = devm_lcd_device_register(&spi->dev, "l4f00242t03", &spi->dev, in l4f00242t03_probe()
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/linux/drivers/staging/greybus/
A Dspilib.c98 spi->last_xfer = NULL; in clean_xfer_state()
102 spi->op_timeout = 0; in clean_xfer_state()
109 if ((spi->tx_xfer_offset + spi->last_xfer_size == last_xfer->len) || in is_last_xfer_done()
110 (spi->rx_xfer_offset + spi->last_xfer_size == last_xfer->len)) in is_last_xfer_done()
130 spi->op_timeout = 0; in setup_next_xfer()
143 spi->tx_xfer_offset += spi->last_xfer_size; in setup_next_xfer()
146 spi->rx_xfer_offset += spi->last_xfer_size; in setup_next_xfer()
383 return spi->ops->prepare_transfer_hardware(spi->parent); in gb_spi_prepare_transfer_hardware()
390 spi->ops->unprepare_transfer_hardware(spi->parent); in gb_spi_unprepare_transfer_hardware()
503 spi->parent = dev; in gb_spilib_master_init()
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/linux/drivers/misc/
A Dgehc-achc.c68 spi_bus_lock(spi->controller); in ezport_start_programming()
88 spi_bus_unlock(spi->controller); in ezport_start_programming()
95 spi_bus_lock(spi->controller); in ezport_stop_programming()
120 ret = spi_write(spi, &cmd, 1); in ezport_soft_reset()
133 ret = spi_write(spi, &cmd, 1); in ezport_send_simple()
183 ret = spi_write(spi, &cmd, 1); in ezport_bulk_erase()
379 ret = ezport_soft_reset(spi); in ezport_firmware_flash_data()
510 spi->bits_per_word = 8; in gehc_achc_probe()
511 spi->mode = SPI_MODE_0; in gehc_achc_probe()
516 spi_set_drvdata(spi, achc); in gehc_achc_probe()
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A Dlattice-ecp3-config.c103 dev_err(&spi->dev, in firmware_load()
132 spi_write(spi, txbuf, 4); in firmware_load()
135 spi_write(spi, txbuf, 4); in firmware_load()
138 spi_write(spi, txbuf, 4); in firmware_load()
154 dev_err(&spi->dev, in firmware_load()
162 spi_write(spi, buffer, fw->size + 8); in firmware_load()
165 spi_write(spi, txbuf, 4); in firmware_load()
198 spi_set_drvdata(spi, data); in lattice_ecp3_probe()
202 FIRMWARE_NAME, &spi->dev, in lattice_ecp3_probe()
203 GFP_KERNEL, spi, firmware_load); in lattice_ecp3_probe()
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/linux/drivers/media/pci/netup_unidvb/
A Dnetup_unidvb_spi.c74 if (!spi) in netup_spi_interrupt()
81 dev_dbg(&spi->ctlr->dev, in netup_spi_interrupt()
89 wake_up(&spi->waitq); in netup_spi_interrupt()
91 dev_dbg(&spi->ctlr->dev, in netup_spi_interrupt()
134 dev_dbg(&spi->ctlr->dev, in netup_spi_transfer()
197 ndev->spi = nspi; in netup_spi_init()
199 ndev->spi = NULL; in netup_spi_init()
212 ndev->spi = NULL; in netup_spi_init()
225 struct netup_spi *spi = ndev->spi; in netup_spi_release() local
227 if (!spi) in netup_spi_release()
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/linux/drivers/net/can/spi/
A Dmcp251x.c784 struct spi_device *spi = priv->spi; in mcp251x_hard_start_xmit() local
860 struct spi_device *spi = priv->spi; in mcp251x_do_set_bittiming() local
950 struct spi_device *spi = priv->spi; in mcp251x_stop() local
995 struct spi_device *spi = priv->spi; in mcp251x_tx_work_handler() local
1021 struct spi_device *spi = priv->spi; in mcp251x_restart_work_handler() local
1060 struct spi_device *spi = priv->spi; in mcp251x_can_ist() local
1203 struct spi_device *spi = priv->spi; in mcp251x_open() local
1227 dev_err(&spi->dev, "failed to acquire irq %d\n", spi->irq); in mcp251x_open()
1349 spi->max_speed_hz = spi->max_speed_hz ? : 5 * 1000 * 1000; in mcp251x_can_probe()
1351 spi->max_speed_hz = spi->max_speed_hz ? : 10 * 1000 * 1000; in mcp251x_can_probe()
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A Dhi311x.c369 struct spi_device *spi = priv->spi; in hi3110_hard_start_xmit() local
411 struct spi_device *spi = priv->spi; in hi3110_get_berr_counter() local
455 struct spi_device *spi = priv->spi; in hi3110_do_set_bittiming() local
542 struct spi_device *spi = priv->spi; in hi3110_stop() local
575 struct spi_device *spi = priv->spi; in hi3110_tx_work_handler() local
598 struct spi_device *spi = priv->spi; in hi3110_restart_work_handler() local
633 struct spi_device *spi = priv->spi; in hi3110_can_ist() local
644 hi3110_hw_rx(spi); in hi3110_can_ist()
740 struct spi_device *spi = priv->spi; in hi3110_open() local
758 dev_err(&spi->dev, "failed to acquire irq %d\n", spi->irq); in hi3110_open()
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/linux/drivers/media/dvb-frontends/cxd2880/
A Dcxd2880_spi_device.c22 if (!spi || !spi->user || !data || size == 0) in cxd2880_spi_device_write()
25 spi_device = spi->user; in cxd2880_spi_device_write()
50 if (!spi || !spi->user || !tx_data || in cxd2880_spi_device_write_read()
54 spi_device = spi->user; in cxd2880_spi_device_write_read()
70 struct spi_device *spi = spi_device->spi; in cxd2880_spi_device_initialize() local
74 spi->mode = SPI_MODE_0; in cxd2880_spi_device_initialize()
77 spi->mode = SPI_MODE_1; in cxd2880_spi_device_initialize()
90 spi->bits_per_word = 8; in cxd2880_spi_device_initialize()
106 spi->read = NULL; in cxd2880_spi_device_create_spi()
109 spi->flags = 0; in cxd2880_spi_device_create_spi()
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/linux/drivers/video/fbdev/omap2/omapfb/displays/
A Dpanel-lgphilips-lb035q02.c43 struct spi_device *spi; member
82 return spi_sync(spi, &msg); in lb035q02_write_reg()
88 lb035q02_write_reg(spi, 0x01, 0x6300); in init_lb035q02_panel()
89 lb035q02_write_reg(spi, 0x02, 0x0200); in init_lb035q02_panel()
90 lb035q02_write_reg(spi, 0x03, 0x0177); in init_lb035q02_panel()
127 init_lb035q02_panel(ddata->spi); in lb035q02_connect()
261 if (!spi->dev.of_node) in lb035q02_panel_spi_probe()
268 spi_set_drvdata(spi, ddata); in lb035q02_panel_spi_probe()
270 ddata->spi = spi; in lb035q02_panel_spi_probe()
272 r = lb035q02_probe_of(spi); in lb035q02_panel_spi_probe()
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/linux/Documentation/devicetree/bindings/spi/
A Dmediatek,spi-mt65xx.yaml4 $id: http://devicetree.org/schemas/spi/mediatek,spi-mt65xx.yaml#
13 - $ref: /schemas/spi/spi-controller.yaml#
20 - mediatek,mt7629-spi
21 - mediatek,mt8365-spi
25 - mediatek,mt8516-spi
29 - mediatek,mt6779-spi
30 - mediatek,mt8186-spi
31 - mediatek,mt8192-spi
32 - mediatek,mt8195-spi
71 - const: spi-clk
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/linux/drivers/media/v4l2-core/
A Dv4l2-spi.c15 if (spi && !spi->dev.of_node && !spi->dev.fwnode) in v4l2_spi_subdev_unregister()
16 spi_unregister_device(spi); in v4l2_spi_subdev_unregister()
26 sd->dev = &spi->dev; in v4l2_spi_subdev_init()
28 v4l2_set_subdevdata(sd, spi); in v4l2_spi_subdev_init()
29 spi_set_drvdata(spi, sd); in v4l2_spi_subdev_init()
32 spi->dev.driver->name, dev_name(&spi->dev)); in v4l2_spi_subdev_init()
41 struct spi_device *spi = NULL; in v4l2_spi_new_subdev() local
48 spi = spi_new_device(ctlr, info); in v4l2_spi_new_subdev()
50 if (!spi || !spi->dev.driver) in v4l2_spi_new_subdev()
56 sd = spi_get_drvdata(spi); in v4l2_spi_new_subdev()
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/linux/drivers/iio/chemical/
A Dbme680_spi.c15 struct spi_device *spi; member
27 struct spi_device *spi = ctx->spi; in bme680_regmap_spi_select_page() local
52 ret = spi_write(spi, buf, 2); in bme680_regmap_spi_select_page()
67 struct spi_device *spi = ctx->spi; in bme680_regmap_spi_write() local
83 return spi_write(spi, buf, 2); in bme680_regmap_spi_write()
90 struct spi_device *spi = ctx->spi; in bme680_regmap_spi_read() local
117 spi->bits_per_word = 8; in bme680_spi_probe()
118 ret = spi_setup(spi); in bme680_spi_probe()
120 dev_err(&spi->dev, "spi_setup failed!\n"); in bme680_spi_probe()
128 bus_context->spi = spi; in bme680_spi_probe()
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/linux/drivers/mtd/devices/
A Dmtd_dataflash.c93 struct spi_device *spi; member
157 struct spi_device *spi = priv->spi; in dataflash_erase() local
203 status = spi_sync(spi, &msg); in dataflash_erase()
303 struct spi_device *spi = priv->spi; in dataflash_write() local
382 status = spi_sync(spi, &msg); in dataflash_write()
489 dataflash_waitready(spi); in otp_read()
491 status = spi_sync(spi, &m); in otp_read()
635 priv->spi = spi; in add_dataflash_otp()
641 spi->controller->bus_num, spi_get_chipselect(spi, 0), in add_dataflash_otp()
665 spi_set_drvdata(spi, priv); in add_dataflash_otp()
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