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/Linux-v6.1/Documentation/devicetree/bindings/i2c/
Dmicrochip,corei2c.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/i2c/microchip,corei2c.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Microchip MPFS I2C Controller
10 - Daire McNamara <daire.mcnamara@microchip.com>
13 - $ref: /schemas/i2c/i2c-controller.yaml#
18 - items:
19 - const: microchip,mpfs-i2c # Microchip PolarFire SoC compatible SoCs
20 - const: microchip,corei2c-rtl-v7 # Microchip Fabric based i2c IP core
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/Linux-v6.1/arch/riscv/boot/dts/microchip/
Dmpfs.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
2 /* Copyright (c) 2020-2021 Microchip Technology Inc */
4 /dts-v1/;
5 #include "dt-bindings/clock/microchip,mpfs-clock.h"
8 #address-cells = <2>;
9 #size-cells = <2>;
11 compatible = "microchip,mpfs";
14 #address-cells = <1>;
15 #size-cells = <0>;
20 i-cache-block-size = <64>;
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Dmpfs-icicle-kit-fabric.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
2 /* Copyright (c) 2020-2021 Microchip Technology Inc */
5 compatible = "microchip,mpfs-icicle-reference-rtlv2210", "microchip,mpfs-icicle-kit",
6 "microchip,mpfs";
9 compatible = "microchip,corepwm-rtl-v4";
11 microchip,sync-update-mask = /bits/ 32 <0>;
12 #pwm-cells = <2>;
17 i2c2: i2c@40000200 {
18 compatible = "microchip,corei2c-rtl-v7";
20 #address-cells = <1>;
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/Linux-v6.1/drivers/i2c/busses/
Di2c-microchip-corei2c.c1 // SPDX-License-Identifier: GPL-2.0
3 * Microchip CoreI2C I2C controller driver
5 * Copyright (c) 2018-2022 Microchip Corporation. All rights reserved.
13 #include <linux/i2c.h>
91 * struct mchp_corei2c_dev - Microchip CoreI2C device private data
95 * @i2c_clk: clock reference for i2c input clock
98 * @adapter: core i2c abstraction
100 * @bus_clk_rate: current i2c bus clock rate
121 u8 ctrl = readb(idev->base + CORE_I2C_CTRL); in mchp_corei2c_core_disable()
124 writeb(ctrl, idev->base + CORE_I2C_CTRL); in mchp_corei2c_core_disable()
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/Linux-v6.1/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
141 once-per-second update interrupts, used for synchronization.
159 will be called rtc-test.
161 comment "I2C RTC drivers"
163 if I2C
173 will be called rtc-88pm860x.
183 will be called rtc-88pm80x.
187 tristate "Abracon AB-RTCMC-32.768kHz-B5ZE-S3"
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/Linux-v6.1/
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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