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/linux-6.12.1/Documentation/devicetree/bindings/mfd/
Dgoogle,cros-ec.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/mfd/google,cros-ec.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Benson Leung <bleung@chromium.org>
11 - Guenter Roeck <groeck@chromium.org>
14 Google's ChromeOS EC is a microcontroller which talks to the AP and
16 The EC can be connected through various interfaces (I2C, SPI, and others)
22 - description:
23 For implementations of the EC connected through I2C.
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/linux-6.12.1/drivers/platform/chrome/
Dcros_ec_uart.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * UART interface for ChromeOS Embedded Controller
5 * Copyright 2020-2022 Google LLC.
23 * EC sends contiguous bytes of response packet on UART AP RX.
25 * function. Byte count can range from 1 to MAX bytes supported by EC.
34 * EC_CMD_REBOOT_EC sent, high level driver should be able to intercept EC
40 * struct response_info - Encapsulate EC response related
44 * @data: Copy the data received from EC here.
47 * @size: Actual size of data received from EC. This is also
50 * @exp_len: Expected bytes of response from EC including header.
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DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
26 If you have an ACPI-compatible Chromebook, say Y or M here.
47 The range of memory used is 0xf00000-0x1000000, traditionally
70 Controller (EC) providing keyboard, battery and power services.
72 protocol for talking to the EC is defined by the bus driver.
83 EC through an I2C bus. This uses a simple byte-level protocol with
91 If you say Y here, you get support for talking to the ChromeOS EC
92 through rpmsg. This uses a simple byte-level protocol with a
93 checksum. Also since there's no addition EC-to-host interrupt, this
104 If you say Y here, you get support for talking to the ChromeOS EC
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Dcros_ec_debugfs.c1 // SPDX-License-Identifier: GPL-2.0+
2 // Debug logs for the ChromeOS EC
21 #define DRV_NAME "cros-ec-debugfs"
27 #define CIRC_ADD(idx, size, value) (((idx) + (value)) & ((size) - 1))
31 MODULE_PARM_DESC(log_poll_period_ms, "EC log polling period(ms)");
37 * struct cros_ec_debugfs - EC debugging information.
39 * @ec: EC device this debugfs information belongs to
42 * @read_msg: preallocated EC command and buffer to read console log
44 * @log_poll_work: recurring task to poll EC for new console log data
47 * when EC panic
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/linux-6.12.1/arch/arm64/boot/dts/mediatek/
Dmt8183-kukui.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/input/input.h>
21 stdout-path = "serial0:115200n8";
25 compatible = "pwm-backlight";
27 power-supply = <&reg_vsys>;
28 enable-gpios = <&pio 176 0>;
29 brightness-levels = <0 1023>;
30 num-interpolated-steps = <1023>;
31 default-brightness-level = <576>;
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Dmt8186-corsola.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
5 /dts-v1/;
7 #include <dt-bindings/pinctrl/mt8186-pinfunc.h>
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/input/input.h>
10 #include <dt-bindings/input/gpio-keys.h>
11 #include <dt-bindings/regulator/mediatek,mt6397-regulator.h>
26 stdout-path = "serial0:115200n8";
35 backlight_lcd0: backlight-lcd0 {
36 compatible = "pwm-backlight";
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/linux-6.12.1/drivers/mfd/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
57 tristate "Active-semi ACT8945A"
62 Support for the ACT8945A PMIC from Active-semi. This device
63 features three step-down DC/DC converters and four low-dropout
79 sun4i-gpadc-iio and the hwmon driver iio_hwmon.
82 called sun4i-gpadc.
113 tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down
144 over at91-usart-serial driver and usart-spi-driver. Only one function
160 tristate "Atmel HLCDC (High-end LCD Controller)"
197 tristate "X-Powers AC100"
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/linux-6.12.1/
DMAINTAINERS5 ---------------------------------------------------
21 W: *Web-page* with status/info
23 B: URI for where to file *bugs*. A web-page with detailed bug
28 patches to the given subsystem. This is either an in-tree file,
29 or a URI. See Documentation/maintainer/maintainer-entry-profile.rst
46 N: [^a-z]tegra all files whose path contains tegra
64 ----------------
83 3WARE SAS/SATA-RAID SCSI DRIVERS (3W-XXXX, 3W-9XXX, 3W-SAS)
85 L: linux-scsi@vger.kernel.org
88 F: drivers/scsi/3w-*
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