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/Linux-v6.1/Documentation/devicetree/bindings/pinctrl/
Dstarfive,jh7100-pinctrl.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/pinctrl/starfive,jh7100-pinctrl.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: StarFive JH7100 Pin Controller
10 Bindings for the JH7100 RISC-V SoC from StarFive Ltd.
15 interesting 2-layered approach to pin muxing best illustrated by the diagram
21 LCD output -----------------| |
22 CMOS Camera interface ------| |--- PAD_GPIO[0]
23 Ethernet PHY interface -----| MUX |--- PAD_GPIO[1]
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/Linux-v6.1/arch/riscv/boot/dts/starfive/
Djh7100-beaglev-starlight.dts1 // SPDX-License-Identifier: GPL-2.0 OR MIT
7 /dts-v1/;
8 #include "jh7100.dtsi"
9 #include <dt-bindings/gpio/gpio.h>
10 #include <dt-bindings/leds/common.h>
11 #include <dt-bindings/pinctrl/pinctrl-starfive-jh7100.h>
15 compatible = "beagle,beaglev-starlight-jh7100-r0", "starfive,jh7100";
22 stdout-path = "serial0:115200n8";
26 timebase-frequency = <6250000>;
35 compatible = "gpio-leds";
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Djh7100.dtsi1 // SPDX-License-Identifier: GPL-2.0 OR MIT
7 /dts-v1/;
8 #include <dt-bindings/clock/starfive-jh7100.h>
9 #include <dt-bindings/reset/starfive-jh7100.h>
12 compatible = "starfive,jh7100";
13 #address-cells = <2>;
14 #size-cells = <2>;
17 #address-cells = <1>;
18 #size-cells = <0>;
21 compatible = "sifive,u74-mc", "riscv";
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/Linux-v6.1/drivers/pinctrl/starfive/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
4 tristate "Pinctrl and GPIO driver for the StarFive JH7100 SoC"
15 Say yes here to support pin control on the StarFive JH7100 SoC.
17 peripherals supporting inputs, outputs, configuring pull-up/pull-down
DMakefile1 # SPDX-License-Identifier: GPL-2.0
3 obj-$(CONFIG_PINCTRL_STARFIVE_JH7100) += pinctrl-starfive-jh7100.o
Dpinctrl-starfive-jh7100.c1 // SPDX-License-Identifier: GPL-2.0
3 * Pinctrl / GPIO driver for StarFive JH7100 SoC
20 #include <linux/pinctrl/pinctrl.h>
21 #include <linux/pinctrl/pinmux.h>
23 #include <dt-bindings/pinctrl/pinctrl-starfive-jh7100.h>
26 #include "../pinctrl-utils.h"
30 #define DRIVER_NAME "pinctrl-starfive"
33 * Refer to Section 12. GPIO Registers in the JH7100 data sheet:
34 * https://github.com/starfive-tech/JH7100_Docs
45 * The following 32-bit registers come in pairs, but only the offset of the
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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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