Searched +full:spi +full:- +full:cs +full:- +full:setup +full:- +full:delay +full:- +full:ns (Results 1 – 12 of 12) sorted by relevance
/linux/arch/arm64/boot/dts/freescale/ |
H A D | fsl-ls1043a-rdb.dts | 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT) 3 * Device Tree Include file for Freescale Layerscape-1043A family SoC. 5 * Copyright 2014-2015 Freescale Semiconductor, Inc. 11 /dts-v1/; 12 #include "fsl-ls1043a.dtsi" 16 compatible = "fsl,ls1043a-rdb", "fsl,ls1043a"; 26 stdout-path = "serial0:115200n8"; 36 shunt-resistor = <1000>; 67 #address-cells = <2>; 68 #size-cells = <1>; [all …]
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/linux/Documentation/devicetree/bindings/spi/ |
H A D | spi-peripheral-props.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/spi/spi-peripheral-props.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: Peripheral-specific properties for a SPI bus. 10 Many SPI controllers need to add properties to peripheral devices. They could 11 be common properties like spi-max-frequency, spi-cpha, etc. or they could be 12 controller specific like delay in clock or data lines, etc. These properties 13 need to be defined in the peripheral node because they are per-peripheral and 19 - Mark Brown <broonie@kernel.org> [all …]
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H A D | fsl,dspi.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/spi/fsl,dspi.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Frank Li <Frank.Li@nxp.com> 15 - enum: 16 - fsl,vf610-dspi 17 - fsl,ls1021a-v1.0-dspi 18 - fsl,ls1012a-dspi 19 - fsl,ls1028a-dspi [all …]
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/linux/drivers/spi/ |
H A D | spi-dw-core.c | 1 // SPDX-License-Identifier: GPL-2.0-only 3 * Designware SPI core controller driver (refer pxa2xx_spi.c) 10 #include <linux/dma-mapping.h> 15 #include <linux/delay.h> 17 #include <linux/spi/spi.h> 18 #include <linux/spi/spi-mem.h> 23 #include "spi-dw.h" 32 u32 rx_sample_dly; /* RX sample delay */ 66 snprintf(name, 32, "dw_spi%d", dws->host->bus_num); in dw_spi_debugfs_init() 67 dws->debugfs = debugfs_create_dir(name, NULL); in dw_spi_debugfs_init() [all …]
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H A D | spi-rockchip.c | 1 // SPDX-License-Identifier: GPL-2.0-only 4 * Author: Addy Ke <addy.ke@rock-chips.com> 14 #include <linux/spi/spi.h> 18 #define DRIVER_NAME "rockchip-spi" 25 /* SPI register offsets */ 67 /* ss_n to sclk_out delay */ 154 /* sclk_out: spi host internal logic in rk3x can support 50Mhz */ 158 * SPI_CTRLR1 is 16-bits, so we should support lengths of 0xffff + 1. However, 195 bool cs_inactive; /* spi target tansmition stop when cs inactive */ 196 bool cs_high_supported; /* native CS supports active-high polarity */ [all …]
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H A D | spi-cadence-quadspi.c | 1 // SPDX-License-Identifier: GPL-2.0-only 5 // Copyright Altera Corporation (C) 2012-2014. All rights reserved. 6 // Copyright Intel Corporation (C) 2019-2020. All rights reserved. 7 // Copyright (C) 2020 Texas Instruments Incorporated - http://www.ti.com 11 #include <linux/delay.h> 12 #include <linux/dma-mapping.h> 16 #include <linux/firmware/xlnx-zynqmp.h> 29 #include <linux/spi/spi.h> 30 #include <linux/spi/spi-mem.h> 33 #define CQSPI_NAME "cadence-qspi" [all …]
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H A D | spi-fsl-dspi.c | 1 // SPDX-License-Identifier: GPL-2.0+ 10 #include <linux/delay.h> 12 #include <linux/dma-mapping.h> 20 #include <linux/spi/spi.h> 21 #include <linux/spi/spi-fsl-dspi.h> 23 #define DRIVER_NAME "fsl-dspi" 106 #define SPI_FRAME_BITS(bits) SPI_CTAR_FMSZ((bits) - 1) 107 #define SPI_FRAME_EBITS(bits) SPI_CTARE_FMSZE(((bits) - 1) >> 4) 146 /* Has A-011218 DMA erratum */ 152 /* Has A-011218 DMA erratum */ [all …]
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H A D | spi-loopback-test.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 3 * linux/drivers/spi/spi-loopback-test.c 12 #include <linux/delay.h> 21 #include <linux/spi/spi.h> 23 #include "spi-test.h" 28 MODULE_PARM_DESC(simulate_only, "if not 0 do not execute the spi message"); 30 /* dump spi messages */ 37 /* the device is jumpered for loopback - enabling some rx_buf tests */ 54 "if set Chip Select (CS) will not be used"); 57 static int run_only_iter_len = -1; [all …]
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/linux/arch/arm/boot/dts/st/ |
H A D | stm32mp15xx-dhcor-drc-compact.dtsi | 1 // SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) 21 stdout-path = "serial0:115200n8"; 25 compatible = "gpio-leds"; 29 default-state = "off"; 35 default-state = "off"; 40 compatible = "regulator-fixed"; 41 regulator-name = "vio"; 42 regulator-min-microvolt = <3300000>; 43 regulator-max-microvolt = <3300000>; 45 regulator-always-on; [all …]
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/linux/arch/arm/common/ |
H A D | locomo.c | 1 // SPDX-License-Identifier: GPL-2.0-only 18 #include <linux/delay.h> 46 /* DAC setup and hold times (expressed in us) */ 53 #define DAC_DATA_SETUP_TIME 1 /* 250 ns */ 54 #define DAC_DATA_HOLD_TIME 1 /* 300 ns */ 55 #define DAC_LOW_SETUP_TIME 1 /* 300 ns */ 56 #define DAC_HIGH_SETUP_TIME 1 /* 1000 ns */ 81 /* All the locomo devices. If offset is non-zero, the mapbase for the 90 .name = "locomo-keyboard", 97 .name = "locomo-frontlight", [all …]
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/linux/drivers/soc/mediatek/ |
H A D | mtk-pmic-wrap.c | 1 // SPDX-License-Identifier: GPL-2.0-only 1346 * struct pwrap_slv_type - PMIC device wrapper definitions 1391 return readl(wrp->base + wrp->master->regs[reg]); 1396 writel(val, wrp->base + wrp->maste in pwrap_readl() [all...] |
/linux/drivers/scsi/aic7xxx/ |
H A D | aic7xxx_core.c | 4 * Copyright (c) 1994-2002 Justin T. Gibbs. 5 * Copyright (c) 2000-2002 Adaptec Inc. 19 * 3. Neither the names of the above-listed copyright holders nor the names 78 { DPARERR, "Data-path Parity Error" }, 87 { P_DATAOUT, NOP, "in Data-out phase" }, 88 { P_DATAIN, INITIATOR_ERROR, "in Data-in phase" }, 89 { P_DATAOUT_DT, NOP, "in DT Data-out phase" }, 90 { P_DATAIN_DT, INITIATOR_ERROR, "in DT Data-in phase" }, 92 { P_MESGOUT, NOP, "in Message-out phase" }, 94 { P_MESGIN, MSG_PARITY_ERROR, "in Message-in phase" }, [all …]
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