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Searched refs:bitbang (Results 1 – 25 of 32) sorted by relevance

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/Linux-v6.6/drivers/net/ethernet/freescale/fs_enet/
Dmii-bitbang.c60 struct bb_info *bitbang = container_of(ctrl, struct bb_info, ctrl); in mdio_dir() local
63 bb_set(bitbang->dir, bitbang->mdio_msk); in mdio_dir()
65 bb_clr(bitbang->dir, bitbang->mdio_msk); in mdio_dir()
68 in_be32(bitbang->dir); in mdio_dir()
73 struct bb_info *bitbang = container_of(ctrl, struct bb_info, ctrl); in mdio_read() local
74 return bb_read(bitbang->dat, bitbang->mdio_msk); in mdio_read()
79 struct bb_info *bitbang = container_of(ctrl, struct bb_info, ctrl); in mdio() local
82 bb_set(bitbang->dat, bitbang->mdio_msk); in mdio()
84 bb_clr(bitbang->dat, bitbang->mdio_msk); in mdio()
87 in_be32(bitbang->dat); in mdio()
[all …]
DMakefile13 obj-$(CONFIG_FS_ENET_MDIO_FCC) += mii-bitbang.o
/Linux-v6.6/drivers/net/mdio/
Dmdio-gpio.c36 struct mdio_gpio_info *bitbang) in mdio_gpio_get_data() argument
38 bitbang->mdc = devm_gpiod_get_index(dev, NULL, MDIO_GPIO_MDC, in mdio_gpio_get_data()
40 if (IS_ERR(bitbang->mdc)) in mdio_gpio_get_data()
41 return PTR_ERR(bitbang->mdc); in mdio_gpio_get_data()
43 bitbang->mdio = devm_gpiod_get_index(dev, NULL, MDIO_GPIO_MDIO, in mdio_gpio_get_data()
45 if (IS_ERR(bitbang->mdio)) in mdio_gpio_get_data()
46 return PTR_ERR(bitbang->mdio); in mdio_gpio_get_data()
48 bitbang->mdo = devm_gpiod_get_index_optional(dev, NULL, MDIO_GPIO_MDO, in mdio_gpio_get_data()
50 return PTR_ERR_OR_ZERO(bitbang->mdo); in mdio_gpio_get_data()
55 struct mdio_gpio_info *bitbang = in mdio_dir() local
[all …]
DMakefile11 obj-$(CONFIG_MDIO_BITBANG) += mdio-bitbang.o
/Linux-v6.6/drivers/spi/
Dspi-bitbang.c186 struct spi_bitbang *bitbang; in spi_bitbang_setup() local
190 bitbang = spi_master_get_devdata(spi->master); in spi_bitbang_setup()
201 cs->txrx_word = bitbang->txrx_word[spi->mode & (SPI_CPOL|SPI_CPHA)]; in spi_bitbang_setup()
207 if (bitbang->setup_transfer) { in spi_bitbang_setup()
208 retval = bitbang->setup_transfer(spi, NULL); in spi_bitbang_setup()
237 struct spi_bitbang *bitbang; in spi_bitbang_bufs() local
239 bitbang = spi_master_get_devdata(spi->master); in spi_bitbang_bufs()
240 if (bitbang->set_line_direction) { in spi_bitbang_bufs()
243 err = bitbang->set_line_direction(spi, !!(t->tx_buf)); in spi_bitbang_bufs()
273 struct spi_bitbang *bitbang; in spi_bitbang_prepare_hardware() local
[all …]
Dspi-sh-sci.c25 struct spi_bitbang bitbang; member
139 sp->bitbang.master = host; in sh_sci_spi_probe()
140 sp->bitbang.master->bus_num = sp->info->bus_num; in sh_sci_spi_probe()
141 sp->bitbang.master->num_chipselect = sp->info->num_chipselect; in sh_sci_spi_probe()
142 sp->bitbang.chipselect = sh_sci_spi_chipselect; in sh_sci_spi_probe()
144 sp->bitbang.txrx_word[SPI_MODE_0] = sh_sci_spi_txrx_mode0; in sh_sci_spi_probe()
145 sp->bitbang.txrx_word[SPI_MODE_1] = sh_sci_spi_txrx_mode1; in sh_sci_spi_probe()
146 sp->bitbang.txrx_word[SPI_MODE_2] = sh_sci_spi_txrx_mode2; in sh_sci_spi_probe()
147 sp->bitbang.txrx_word[SPI_MODE_3] = sh_sci_spi_txrx_mode3; in sh_sci_spi_probe()
162 ret = spi_bitbang_start(&sp->bitbang); in sh_sci_spi_probe()
[all …]
Dspi-lm70llp.c71 struct spi_bitbang bitbang; member
215 pp->bitbang.master = master; in spi_lm70llp_attach()
216 pp->bitbang.chipselect = lm70_chipselect; in spi_lm70llp_attach()
217 pp->bitbang.txrx_word[SPI_MODE_0] = lm70_txrx; in spi_lm70llp_attach()
218 pp->bitbang.flags = SPI_3WIRE; in spi_lm70llp_attach()
242 status = spi_bitbang_start(&pp->bitbang); in spi_lm70llp_attach()
267 pp->spidev_lm70 = spi_new_device(pp->bitbang.master, &pp->info); in spi_lm70llp_attach()
282 spi_bitbang_stop(&pp->bitbang); in spi_lm70llp_attach()
304 spi_bitbang_stop(&pp->bitbang); in spi_lm70llp_detach()
312 spi_master_put(pp->bitbang.master); in spi_lm70llp_detach()
Dspi-butterfly.c51 struct spi_bitbang bitbang; member
208 pp->bitbang.master = host; in butterfly_attach()
209 pp->bitbang.chipselect = butterfly_chipselect; in butterfly_attach()
210 pp->bitbang.txrx_word[SPI_MODE_0] = butterfly_txrx_word_mode0; in butterfly_attach()
252 status = spi_bitbang_start(&pp->bitbang); in butterfly_attach()
266 pp->dataflash = spi_new_device(pp->bitbang.master, &pp->info[0]); in butterfly_attach()
302 spi_bitbang_stop(&pp->bitbang); in butterfly_detach()
311 spi_controller_put(pp->bitbang.master); in butterfly_detach()
Dspi-xtensa-xtfpga.c25 struct spi_bitbang bitbang; member
96 xspi->bitbang.master = master; in xtfpga_spi_probe()
97 xspi->bitbang.chipselect = xtfpga_spi_chipselect; in xtfpga_spi_probe()
98 xspi->bitbang.txrx_word[SPI_MODE_0] = xtfpga_spi_txrx_word; in xtfpga_spi_probe()
110 ret = spi_bitbang_start(&xspi->bitbang); in xtfpga_spi_probe()
125 spi_bitbang_stop(&xspi->bitbang); in xtfpga_spi_remove()
Dspi-ath79.c41 struct spi_bitbang bitbang; member
192 sp->bitbang.master = host; in ath79_spi_probe()
193 sp->bitbang.chipselect = ath79_spi_chipselect; in ath79_spi_probe()
194 sp->bitbang.txrx_word[SPI_MODE_0] = ath79_spi_txrx_mode0; in ath79_spi_probe()
195 sp->bitbang.flags = SPI_CS_HIGH; in ath79_spi_probe()
224 ret = spi_bitbang_start(&sp->bitbang); in ath79_spi_probe()
244 spi_bitbang_stop(&sp->bitbang); in ath79_spi_remove()
247 spi_controller_put(sp->bitbang.master); in ath79_spi_remove()
Dspi-oc-tiny.c38 struct spi_bitbang bitbang; member
197 hw->bitbang.master->dev.of_node = pdev->dev.of_node; in tiny_spi_of_probe()
232 hw->bitbang.master = master; in tiny_spi_probe()
233 hw->bitbang.setup_transfer = tiny_spi_setup_transfer; in tiny_spi_probe()
234 hw->bitbang.txrx_bufs = tiny_spi_txrx_bufs; in tiny_spi_probe()
262 err = spi_bitbang_start(&hw->bitbang); in tiny_spi_probe()
277 struct spi_master *master = hw->bitbang.master; in tiny_spi_remove()
279 spi_bitbang_stop(&hw->bitbang); in tiny_spi_remove()
Dspi-omap-uwire.c89 struct spi_bitbang bitbang; member
451 spi_master_put(uwire->bitbang.master); in uwire_off()
496 uwire->bitbang.master = master; in uwire_probe()
497 uwire->bitbang.chipselect = uwire_chipselect; in uwire_probe()
498 uwire->bitbang.setup_transfer = uwire_setup_transfer; in uwire_probe()
499 uwire->bitbang.txrx_bufs = uwire_txrx; in uwire_probe()
501 status = spi_bitbang_start(&uwire->bitbang); in uwire_probe()
514 spi_bitbang_stop(&uwire->bitbang); in uwire_remove()
Dspi-ppc4xx.c112 struct spi_bitbang bitbang; member
206 mutex_lock(&hw->bitbang.lock); in spi_ppc4xx_setupxfer()
207 if (!hw->bitbang.busy) { in spi_ppc4xx_setupxfer()
208 hw->bitbang.chipselect(spi, BITBANG_CS_INACTIVE); in spi_ppc4xx_setupxfer()
211 mutex_unlock(&hw->bitbang.lock); in spi_ppc4xx_setupxfer()
364 bbp = &hw->bitbang; in spi_ppc4xx_of_probe()
472 spi_bitbang_stop(&hw->bitbang); in spi_ppc4xx_of_remove()
Dspi-xilinx.c81 struct spi_bitbang bitbang; member
437 xspi->bitbang.master = master; in xilinx_spi_probe()
438 xspi->bitbang.chipselect = xilinx_spi_chipselect; in xilinx_spi_probe()
439 xspi->bitbang.setup_transfer = xilinx_spi_setup_transfer; in xilinx_spi_probe()
440 xspi->bitbang.txrx_bufs = xilinx_spi_txrx_bufs; in xilinx_spi_probe()
489 ret = spi_bitbang_start(&xspi->bitbang); in xilinx_spi_probe()
512 spi_bitbang_stop(&xspi->bitbang); in xilinx_spi_remove()
519 spi_master_put(xspi->bitbang.master); in xilinx_spi_remove()
Dspi-davinci.c105 struct spi_bitbang bitbang; member
462 struct device *sdev = dspi->bitbang.master->dev.parent; in davinci_spi_check_error()
745 struct device *sdev = dspi->bitbang.master->dev.parent; in davinci_spi_request_dma()
916 dspi->bitbang.master = host; in davinci_spi_probe()
937 dspi->bitbang.chipselect = davinci_spi_chipselect; in davinci_spi_probe()
938 dspi->bitbang.setup_transfer = davinci_spi_setup_transfer; in davinci_spi_probe()
942 dspi->bitbang.flags = SPI_NO_CS | SPI_LSB_FIRST | SPI_LOOP | SPI_CS_WORD; in davinci_spi_probe()
944 dspi->bitbang.flags |= SPI_READY; in davinci_spi_probe()
946 dspi->bitbang.txrx_bufs = davinci_spi_bufs; in davinci_spi_probe()
981 ret = spi_bitbang_start(&dspi->bitbang); in davinci_spi_probe()
[all …]
Dspi-gpio.c33 struct spi_bitbang bitbang; member
81 spi_gpio = container_of(bang, struct spi_gpio, bitbang); in spi_to_spi_gpio()
429 bb = &spi_gpio->bitbang; in spi_gpio_probe()
453 status = spi_bitbang_init(&spi_gpio->bitbang); in spi_gpio_probe()
Dspi-au1550.c41 struct spi_bitbang bitbang; member
803 hw->bitbang.master = hw->host; in au1550_spi_probe()
804 hw->bitbang.setup_transfer = au1550_spi_setupxfer; in au1550_spi_probe()
805 hw->bitbang.chipselect = au1550_spi_chipsel; in au1550_spi_probe()
806 hw->bitbang.txrx_bufs = au1550_spi_txrx_bufs; in au1550_spi_probe()
884 err = spi_bitbang_start(&hw->bitbang); in au1550_spi_probe()
933 spi_bitbang_stop(&hw->bitbang); in au1550_spi_remove()
/Linux-v6.6/Documentation/devicetree/bindings/soc/fsl/cpm_qe/
Dnetwork.txt27 fsl,cpm2-mdio-bitbang (reg is port C registers)
29 Properties for fsl,cpm2-mdio-bitbang:
35 compatible = "fsl,mpc8272ads-mdio-bitbang",
36 "fsl,mpc8272-mdio-bitbang",
37 "fsl,cpm2-mdio-bitbang";
/Linux-v6.6/drivers/net/ethernet/renesas/
Dsh_eth.c1178 struct bb_info *bitbang = container_of(ctrl, struct bb_info, ctrl); in sh_mdio_ctrl() local
1181 if (bitbang->set_gate) in sh_mdio_ctrl()
1182 bitbang->set_gate(bitbang->addr); in sh_mdio_ctrl()
1184 pir = ioread32(bitbang->addr); in sh_mdio_ctrl()
1189 iowrite32(pir, bitbang->addr); in sh_mdio_ctrl()
1207 struct bb_info *bitbang = container_of(ctrl, struct bb_info, ctrl); in sh_get_mdio() local
1209 if (bitbang->set_gate) in sh_get_mdio()
1210 bitbang->set_gate(bitbang->addr); in sh_get_mdio()
1212 return (ioread32(bitbang->addr) & PIR_MDI) != 0; in sh_get_mdio()
3093 struct bb_info *bitbang; in sh_mdio_init() local
[all …]
/Linux-v6.6/arch/arm/boot/dts/nxp/imx/
Dimx6q-prtwd2.dts39 /* PRTWD2 rev 1 bitbang I2C for Ethernet Switch */
/Linux-v6.6/arch/powerpc/boot/dts/
Dep8248e.dts66 compatible = "fsl,ep8248e-mdio-bitbang";
Dmgcoge.dts171 compatible = "fsl,cpm2-mdio-bitbang";
/Linux-v6.6/Documentation/driver-api/gpio/
Ddrivers-on-gpio.rst49 (two wires, SDA and SCL lines) by hammering (bitbang) two GPIO lines. It will
55 GPIO hammering (bitbang). It will appear as any other SPI bus on the system
/Linux-v6.6/arch/arm64/boot/dts/qcom/
Dmsm8953-xiaomi-daisy.dts79 * We bitbang on &i2c_4 because BLSP is protected by TZ as sensors are
Dmsm8953-xiaomi-vince.dts70 * We bitbang on &i2c_4 because BLSP is protected by TZ as sensors are

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