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/linux-5.10/Documentation/devicetree/bindings/spi/
Dallwinner,sun4i-a10-spi.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/spi/allwinner,sun4i-a10-spi.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Allwinner A10 SPI Controller Device Tree Bindings
10 - $ref: "spi-controller.yaml"
13 - Chen-Yu Tsai <wens@csie.org>
14 - Maxime Ripard <mripard@kernel.org>
17 "#address-cells": true
18 "#size-cells": true
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/linux-5.10/arch/arm/boot/dts/
Dsun4i-a10.dtsi5 * This file is dual-licensed: you can use it either under the terms
44 #include <dt-bindings/thermal/thermal.h>
45 #include <dt-bindings/dma/sun4i-a10.h>
46 #include <dt-bindings/clock/sun4i-a10-ccu.h>
47 #include <dt-bindings/reset/sun4i-a10-ccu.h>
50 #address-cells = <1>;
51 #size-cells = <1>;
52 interrupt-parent = <&intc>;
59 #address-cells = <1>;
60 #size-cells = <1>;
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Dsun5i.dtsi2 * Copyright 2012-2015 Maxime Ripard
4 * Maxime Ripard <maxime.ripard@free-electrons.com>
6 * This file is dual-licensed: you can use it either under the terms
45 #include <dt-bindings/clock/sun5i-ccu.h>
46 #include <dt-bindings/dma/sun4i-a10.h>
47 #include <dt-bindings/reset/sun5i-ccu.h>
50 interrupt-parent = <&intc>;
51 #address-cells = <1>;
52 #size-cells = <1>;
55 #address-cells = <1>;
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Dsun7i-a20.dtsi4 * Maxime Ripard <maxime.ripard@free-electrons.com>
6 * This file is dual-licensed: you can use it either under the terms
45 #include <dt-bindings/interrupt-controller/arm-gic.h>
46 #include <dt-bindings/thermal/thermal.h>
47 #include <dt-bindings/dma/sun4i-a10.h>
48 #include <dt-bindings/clock/sun7i-a20-ccu.h>
49 #include <dt-bindings/reset/sun4i-a10-ccu.h>
50 #include <dt-bindings/pinctrl/sun4i-a10.h>
53 interrupt-parent = <&gic>;
54 #address-cells = <1>;
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DMakefile1 # SPDX-License-Identifier: GPL-2.0
2 dtb-$(CONFIG_ARCH_ALPINE) += \
3 alpine-db.dtb
4 dtb-$(CONFIG_MACH_ARTPEC6) += \
5 artpec6-devboard.dtb
6 dtb-$(CONFIG_MACH_ASM9260) += \
7 alphascale-asm9260-devkit.dtb
9 dtb-$(CONFIG_SOC_AT91RM9200) += \
12 dtb-$(CONFIG_SOC_AT91SAM9) += \
14 at91-qil_a9260.dtb \
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Dsun6i-a31.dtsi4 * Maxime Ripard <maxime.ripard@free-electrons.com>
6 * This file is dual-licensed: you can use it either under the terms
45 #include <dt-bindings/interrupt-controller/arm-gic.h>
46 #include <dt-bindings/thermal/thermal.h>
48 #include <dt-bindings/clock/sun6i-a31-ccu.h>
49 #include <dt-bindings/reset/sun6i-a31-ccu.h>
52 interrupt-parent = <&gic>;
53 #address-cells = <1>;
54 #size-cells = <1>;
61 #address-cells = <1>;
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Dsun8i-r40.dtsi2 * Copyright 2017 Chen-Yu Tsai <wens@csie.org>
5 * This file is dual-licensed: you can use it either under the terms
44 #include <dt-bindings/interrupt-controller/arm-gic.h>
45 #include <dt-bindings/clock/sun8i-de2.h>
46 #include <dt-bindings/clock/sun8i-r40-ccu.h>
47 #include <dt-bindings/clock/sun8i-tcon-top.h>
48 #include <dt-bindings/reset/sun8i-r40-ccu.h>
49 #include <dt-bindings/reset/sun8i-de2.h>
50 #include <dt-bindings/thermal/thermal.h>
53 #address-cells = <1>;
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Dsun8i-v3s.dtsi4 * This file is dual-licensed: you can use it either under the terms
43 #include <dt-bindings/interrupt-controller/arm-gic.h>
44 #include <dt-bindings/clock/sun8i-v3s-ccu.h>
45 #include <dt-bindings/reset/sun8i-v3s-ccu.h>
46 #include <dt-bindings/clock/sun8i-de2.h>
49 #address-cells = <1>;
50 #size-cells = <1>;
51 interrupt-parent = <&gic>;
54 #address-cells = <1>;
55 #size-cells = <1>;
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/linux-5.10/Documentation/devicetree/bindings/arm/
Dsunxi.yaml1 # SPDX-License-Identifier: (GPL-2.0+ OR X11)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Chen-Yu Tsai <wens@csie.org>
11 - Maxime Ripard <mripard@kernel.org>
19 - description: Allwinner A100 Perf1 Board
21 - const: allwinner,a100-perf1
22 - const: allwinner,sun50i-a100
24 - description: Allwinner A23 Evaluation Board
26 - const: allwinner,sun8i-a23-evb
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/linux-5.10/arch/arm64/boot/dts/allwinner/
Dsun50i-h5-orangepi-zero-plus.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 // Copyright (C) 2018 Hauke Mehrtens <hauke@hauke-m.de>
5 /dts-v1/;
6 #include "sun50i-h5.dtsi"
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/input/input.h>
10 #include <dt-bindings/pinctrl/sun4i-a10.h>
14 compatible = "xunlong,orangepi-zero-plus", "allwinner,sun50i-h5";
17 compatible = "regulator-fixed";
18 regulator-name = "vcc3v3";
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Dsun50i-h5-orangepi-pc2.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
4 /dts-v1/;
5 #include "sun50i-h5.dtsi"
7 #include <dt-bindings/gpio/gpio.h>
8 #include <dt-bindings/input/input.h>
9 #include <dt-bindings/pinctrl/sun4i-a10.h>
13 compatible = "xunlong,orangepi-pc2", "allwinner,sun50i-h5";
16 compatible = "regulator-fixed";
17 regulator-name = "vcc3v3";
18 regulator-min-microvolt = <3300000>;
[all …]
Dsun50i-h6.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
4 #include <dt-bindings/interrupt-controller/arm-gic.h>
5 #include <dt-bindings/clock/sun50i-h6-ccu.h>
6 #include <dt-bindings/clock/sun50i-h6-r-ccu.h>
7 #include <dt-bindings/clock/sun8i-de2.h>
8 #include <dt-bindings/clock/sun8i-tcon-top.h>
9 #include <dt-bindings/reset/sun50i-h6-ccu.h>
10 #include <dt-bindings/reset/sun50i-h6-r-ccu.h>
11 #include <dt-bindings/reset/sun8i-de2.h>
12 #include <dt-bindings/thermal/thermal.h>
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Dsun50i-a64.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 #include <dt-bindings/clock/sun50i-a64-ccu.h>
7 #include <dt-bindings/clock/sun8i-de2.h>
8 #include <dt-bindings/clock/sun8i-r-ccu.h>
9 #include <dt-bindings/interrupt-controller/arm-gic.h>
10 #include <dt-bindings/reset/sun50i-a64-ccu.h>
11 #include <dt-bindings/reset/sun8i-de2.h>
12 #include <dt-bindings/reset/sun8i-r-ccu.h>
13 #include <dt-bindings/thermal/thermal.h>
16 interrupt-parent = <&gic>;
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/linux-5.10/drivers/spi/
Dspi-sun4i.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright (C) 2012 - 2014 Allwinner Tech
7 * Maxime Ripard <maxime.ripard@free-electrons.com>
19 #include <linux/spi/spi.h>
92 return readl(sspi->base_addr + reg); in sun4i_spi_read()
97 writel(value, sspi->base_addr + reg); in sun4i_spi_write()
138 while (len--) { in sun4i_spi_drain_fifo()
139 byte = readb(sspi->base_addr + SUN4I_RXDATA_REG); in sun4i_spi_drain_fifo()
140 if (sspi->rx_buf) in sun4i_spi_drain_fifo()
141 *sspi->rx_buf++ = byte; in sun4i_spi_drain_fifo()
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DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
3 # SPI driver configuration
5 menuconfig SPI config
6 bool "SPI support"
10 protocol. Chips that support SPI can have data transfer rates
12 controller and a chipselect. Most SPI slaves don't support
13 dynamic device discovery; some are even write-only or read-only.
15 SPI is widely used by microcontrollers to talk with sensors,
17 chips, analog to digital (and d-to-a) converters, and more.
18 MMC and SD cards can be accessed using SPI protocol; and for
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/linux-5.10/drivers/dma/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
102 tristate "Analog Devices AXI-DMAC DMA support"
108 Enable support for the Analog Devices AXI-DMAC peripheral. This DMA
128 bool "ST-Ericsson COH901318 DMA support"
132 Enable support for ST-Ericsson COH 901 318 DMA.
151 tristate "SA-11x0 DMA support"
156 Support the DMA engine found on Intel StrongARM SA-1100 and
157 SA-1110 SoCs. This DMA engine can only be used with on-chip
161 tristate "Allwinner A10 DMA SoCs support"
167 Enable support for the DMA controller present in the sun4i,
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Dsun4i-dma.c1 // SPDX-License-Identifier: GPL-2.0-or-later
19 #include "virt-dma.h"
74 #define SUN4I_DDMA_PARA_DST_DATA_BLK_SIZE(n) (((n) - 1) << 24)
75 #define SUN4I_DDMA_PARA_DST_WAIT_CYCLES(n) (((n) - 1) << 16)
76 #define SUN4I_DDMA_PARA_SRC_DATA_BLK_SIZE(n) (((n) - 1) << 8)
77 #define SUN4I_DDMA_PARA_SRC_WAIT_CYCLES(n) (((n) - 1) << 0)
112 #define SUN4I_NDMA_NR_MAX_VCHANS (29 * 2 - 1)
118 * working with the SPI driver and seem to make it behave correctly */
189 return &chan->dev->device; in chan2dev()
195 return -EINVAL; in convert_burst()
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/linux-5.10/drivers/iio/adc/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
10 bool "ST-Ericsson AB8500 GPADC driver"
29 Say yes here to build support for Analog Devices AD7091R-5 ADC.
32 tristate "Analog Devices AD7124 and similar sigma-delta ADCs driver"
36 Say yes here to build support for Analog Devices AD7124-4 and AD7124-8
37 SPI analog to digital converters (ADC).
44 depends on SPI
48 AD7192, AD7193 or AD7195 SPI analog to digital converters (ADC).
79 depends on SPI
89 depends on SPI
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/linux-5.10/drivers/mfd/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
29 using the SPI interface. This driver provides common support for
44 tristate "Active-semi ACT8945A"
49 Support for the ACT8945A PMIC from Active-semi. This device
50 features three step-down DC/DC converters and four low-dropout
62 Select this to get support for Allwinner SoCs (A10, A13 and A31) ADC.
66 sun4i-gpadc-iio and the hwmon driver iio_hwmon.
69 called sun4i-gpadc.
88 tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down
119 over at91-usart-serial driver and usart-spi-driver. Only one function
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/linux-5.10/drivers/rtc/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
44 This clock should be battery-backed, so that it reads the correct
45 time when the system boots from a power-off state. Otherwise, your
132 once-per-second update interrupts, used for synchronization.
150 will be called rtc-test.
164 will be called rtc-88pm860x.
174 will be called rtc-88pm80x.
178 tristate "Abracon AB-RTCMC-32.768kHz-B5ZE-S3"
181 AB-RTCMC-32.768kHz-B5ZE-S3 I2C RTC chip.
184 will be called rtc-ab-b5ze-s3.
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/linux-5.10/
DMAINTAINERS9 -------------------------
30 ``diff -u`` to make the patch easy to merge. Be prepared to get your
40 See Documentation/process/coding-style.rst for guidance here.
46 See Documentation/process/submitting-patches.rst for details.
57 include a Signed-off-by: line. The current version of this
59 Documentation/process/submitting-patches.rst.
70 that the bug would present a short-term risk to other users if it
76 Documentation/admin-guide/security-bugs.rst for details.
81 ---------------------------------------------------
97 W: *Web-page* with status/info
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