| /Linux-v5.15/Documentation/devicetree/bindings/powerpc/fsl/ |
| D | lbc.txt | 1 * Chipselect/Local Bus
6 chipselect number, and the remaining cells are the
7 offset into the chipselect.
8 - #size-cells : Either one or two, depending on how large each chipselect
10 - ranges : Each range corresponds to a single chipselect, and cover
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| /Linux-v5.15/Documentation/devicetree/bindings/mtd/ |
| D | davinci-nand.txt | 20 - ti,davinci-chipselect: number of chipselect. Indicates on the
21 davinci_nand driver which chipselect is used
39 - ti,davinci-mask-chipsel: mask for chipselect address. Needed to mask
40 addresses for given chipselect.
82 ti,davinci-chipselect = <1>;
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| /Linux-v5.15/drivers/spi/ |
| D | spi-xcomm.c | 36 uint16_t chipselect; member
53 put_unaligned_be16(spi_xcomm->chipselect, &buf[3]); in spi_xcomm_sync_config()
62 uint16_t chipselect = spi_xcomm->chipselect; in spi_xcomm_chipselect() local
65 chipselect |= BIT(cs); in spi_xcomm_chipselect()
67 chipselect &= ~BIT(cs); in spi_xcomm_chipselect()
69 spi_xcomm->chipselect = chipselect; in spi_xcomm_chipselect()
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| D | spi-bitbang-txrx.h | 6 * - GPIO/parport bitbangers. Provide chipselect() and txrx_word[](),
10 * chipselect() and txrx_word[](), with custom setup()/cleanup() methods
11 * that use your controller's clock and chipselect registers.
16 * duplex (MicroWire) controllers. Provide chipselect() and txrx_bufs(),
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| D | spi-bitbang.c | 31 * chipselect() and friends may use spi_device->controller_data and
335 bitbang->chipselect(spi, enable ? BITBANG_CS_ACTIVE : in spi_bitbang_set_cs()
350 * We only need the chipselect callback if we are actually using it. in spi_bitbang_init()
353 * driver-specific chipselect routine. in spi_bitbang_init()
358 if (custom_cs && !bitbang->chipselect) in spi_bitbang_init()
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| /Linux-v5.15/Documentation/devicetree/bindings/memory-controllers/fsl/ |
| D | ifc.txt | 10 chipselect number, and the remaining cells are the
11 offset into the chipselect.
12 - #size-cells : Either one or two, depending on how large each chipselect
24 - ranges : Each range corresponds to a single chipselect, and covers
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| /Linux-v5.15/Documentation/devicetree/bindings/iio/adc/ |
| D | renesas,rcar-gyroadc.yaml | 13 The GyroADC block is a reduced SPI block with up to 8 chipselect lines,
68 operation, single MB88101A is required. The Cx chipselect lines
77 A 3:8 chipselect demuxer is required to connect the nCS line
85 A 3:8 chipselect demuxer is required to connect the nCS line
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| /Linux-v5.15/drivers/mtd/nand/raw/ |
| D | hisi504_nand.c | 133 int chipselect; member
215 | ((host->chipselect & HINFC504_DMA_CTRL_CS_MASK) in hisi_nfc_dma_transfer()
289 | ((host->chipselect & HINFC504_OP_NF_CS_MASK) in hisi_nfc_send_cmd_erase()
308 | ((host->chipselect & HINFC504_OP_NF_CS_MASK) in hisi_nfc_send_cmd_readid()
323 | ((host->chipselect & HINFC504_OP_NF_CS_MASK) in hisi_nfc_send_cmd_status()
332 static int hisi_nfc_send_cmd_reset(struct hinfc_host *host, int chipselect) in hisi_nfc_send_cmd_reset() argument
337 | ((chipselect & HINFC504_OP_NF_CS_MASK) in hisi_nfc_send_cmd_reset()
347 static void hisi_nfc_select_chip(struct nand_chip *chip, int chipselect) in hisi_nfc_select_chip() argument
351 if (chipselect < 0) in hisi_nfc_select_chip()
354 host->chipselect = chipselect; in hisi_nfc_select_chip()
[all …]
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| /Linux-v5.15/Documentation/devicetree/bindings/gpio/ |
| D | spear_spics.txt | 5 PL022 control. If chipselect remain under PL022 control then they would be
12 directly control each PL022 chipselect. Hence, it is natural for SPEAr to export
21 * st-spics,cs-value-bit: bit offset to drive chipselect low or high
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| /Linux-v5.15/Documentation/devicetree/bindings/rtc/ |
| D | nxp,rtc-2123.txt | 6 - reg: should be the SPI slave chipselect address
9 - spi-cs-high: PCF2123 needs chipselect high
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| /Linux-v5.15/Documentation/devicetree/bindings/memory-controllers/ |
| D | ti-aemif.txt | 73 - ti,cs-chipselect: number of chipselect. Indicates on the aemif driver
74 which chipselect is used for accessing the memory. For
163 ti,cs-chipselect = <2>;
192 ti,cs-chipselect = <0>;
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| /Linux-v5.15/drivers/gpio/ |
| D | gpio-spear-spics.c | 2 * SPEAr platform SPI chipselect abstraction over gpiolib
28 * It provides control for spi chip select lines so that any chipselect
38 * @cs_value_bit: bit to program high or low chipselect
39 * @cs_enable_mask: mask to select bits required to select chipselect
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| /Linux-v5.15/arch/mips/bcm63xx/ |
| D | cs.c | 32 * Configure chipselect base address and size (bytes).
64 * configure chipselect timing (ns)
92 * configure other chipselect parameter (data bus size, ...)
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| /Linux-v5.15/Documentation/devicetree/bindings/pinctrl/ |
| D | pinctrl-mcp23s08.txt | 26 SPI uses this to specify the chipselect line which the chip is
28 multiple chips on the same chipselect. Have a look at
35 SPI chipselect. Set a bit in bit0-7 in this mask to 1 if there is a
39 possible to mix mcp23s08 and mcp23s17 on the same chipselect. Set at
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| /Linux-v5.15/sound/pci/ice1712/ |
| D | revo.h | 33 #define VT1724_REVO_CS0 0x10 /* AK5365 chipselect for (revo51) */
34 #define VT1724_REVO_CS1 0x20 /* front AKM4381 chipselect */
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| /Linux-v5.15/Documentation/spi/ |
| D | spidev.rst | 36 chipselect polarity, etc) as usual, so you won't always need to override
46 chipselect C on bus B, you should see:
85 the chipselect is deactivated between those operations. Full-duplex access,
86 and composite operation without chipselect de-activation, is available using
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| /Linux-v5.15/Documentation/devicetree/bindings/spi/ |
| D | spi-gpio.yaml | 36 description: GPIOs to use for chipselect lines.
42 description: Number of chipselect lines. Should be <0> if a single device
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| D | spi-fsl-dspi.txt | 21 - spi-num-chipselects : the number of the chipselect signals.
26 - bus-num : the slave chip chipselect signal number.
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| /Linux-v5.15/include/linux/platform_data/ |
| D | spi-s3c64xx.h | 16 * struct s3c64xx_spi_csinfo - ChipSelect description
21 * This is per SPI-Slave Chipselect information.
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| /Linux-v5.15/include/uapi/linux/spi/ |
| D | spi.h | 16 #define SPI_CS_HIGH _BITUL(2) /* chipselect active high? */
20 #define SPI_NO_CS _BITUL(6) /* 1 dev/bus, no chipselect */
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| /Linux-v5.15/drivers/mmc/host/ |
| D | mmc_spi.c | 44 * - MMC depends on a different chipselect management policy than the
46 * to issue multiple spi_message requests with the chipselect active,
52 * - We tell the controller to keep the chipselect active from the
56 * However, many cards seem OK with chipselect flapping up/down
146 /* chipselect will always be inactive after setup() */ in mmc_cs_off()
405 /* disable chipselect on errors and some success cases */ in mmc_spi_response_get()
503 /* send command, leaving chipselect active */ in mmc_spi_command_send()
532 /* after no-data commands and STOP_TRANSMISSION, chipselect off */ in mmc_spi_command_send()
746 * before dropping chipselect.
1115 * Do a burst with chipselect active-high. We need to do this to in mmc_spi_initsequence()
[all …]
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| /Linux-v5.15/arch/arm/mach-pxa/include/mach/ |
| D | palmtx.h | 80 #define PALMTX_PHYS_FLASH_START PXA_CS0_PHYS /* ChipSelect 0 */
81 #define PALMTX_PHYS_NAND_START PXA_CS1_PHYS /* ChipSelect 1 */
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| /Linux-v5.15/arch/powerpc/boot/dts/ |
| D | ac14xx.dts | 105 chipselect = <2 0x00009000 0x00009100>;
112 chipselect = <6 0x00009000 0x00009100>;
120 chipselect = <3 0x00101140 0x00203100>;
128 chipselect = <5 0x00009000 0x00009100>;
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| /Linux-v5.15/drivers/mtd/spi-nor/controllers/ |
| D | hisi-sfc.c | 83 u32 chipselect; member
192 reg = OP_CFG_FM_CS(priv->chipselect); in hisi_spi_nor_op_reg()
248 reg = OP_CFG_FM_CS(priv->chipselect); in hisi_spi_nor_dma_transfer()
353 ret = of_property_read_u32(np, "reg", &priv->chipselect); in hisi_spi_nor_register()
408 dev_warn(dev, "Flash device number exceeds the maximum chipselect number\n"); in hisi_spi_nor_register_all()
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| /Linux-v5.15/include/linux/spi/ |
| D | spi.h | 120 * @chip_select: Chipselect, distinguishing chips handled by @controller.
123 * The "active low" default for chipselect mode can be overridden
143 * @cs_gpio: LEGACY: gpio number of the chipselect line (optional, -ENOENT when
146 * @cs_gpiod: gpio descriptor of the chipselect line (optional, NULL when
208 * - chipselect delays
336 * each slave has a chipselect signal, but it's common that not
337 * every chipselect is connected to a slave.
576 * + Chipselect stays active during the entire message
835 * @cs_change: affects chipselect after this transfer completes
839 * (optionally) changing the chipselect status, then starting
[all …]
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