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Diffstat (limited to 'target/linux/bmips/patches-5.10/054-v5.13-dt-bindings-improve-BCM6345-GPIO-binding-documentati.patch')
| -rw-r--r-- | target/linux/bmips/patches-5.10/054-v5.13-dt-bindings-improve-BCM6345-GPIO-binding-documentati.patch | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/target/linux/bmips/patches-5.10/054-v5.13-dt-bindings-improve-BCM6345-GPIO-binding-documentati.patch b/target/linux/bmips/patches-5.10/054-v5.13-dt-bindings-improve-BCM6345-GPIO-binding-documentati.patch new file mode 100644 index 0000000000..85b751df05 --- /dev/null +++ b/target/linux/bmips/patches-5.10/054-v5.13-dt-bindings-improve-BCM6345-GPIO-binding-documentati.patch @@ -0,0 +1,163 @@ +From fb9da17bd26552f48cda4f2f658379e7f5860691 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= <noltari@gmail.com> +Date: Wed, 24 Mar 2021 09:19:04 +0100 +Subject: [PATCH 03/22] dt-bindings: improve BCM6345 GPIO binding documentation +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Convert existing BCM6345 GPIO binding documentation to YAML and add binding +documentation for the GPIO controller found in BCM6318, BCM6328, BCM6358, +BCM6362, BCM6368 and BCM63268 SoCs. + +Co-developed-by: Jonas Gorski <jonas.gorski@gmail.com> +Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com> +Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com> +Reviewed-by: Rob Herring <robh@kernel.org> +Link: https://lore.kernel.org/r/20210324081923.20379-4-noltari@gmail.com +Signed-off-by: Linus Walleij <linus.walleij@linaro.org> +--- + .../bindings/gpio/brcm,bcm6345-gpio.txt | 46 ---------- + .../bindings/gpio/brcm,bcm6345-gpio.yaml | 86 +++++++++++++++++++ + 2 files changed, 86 insertions(+), 46 deletions(-) + delete mode 100644 Documentation/devicetree/bindings/gpio/brcm,bcm6345-gpio.txt + create mode 100644 Documentation/devicetree/bindings/gpio/brcm,bcm6345-gpio.yaml + +--- a/Documentation/devicetree/bindings/gpio/brcm,bcm6345-gpio.txt ++++ /dev/null +@@ -1,46 +0,0 @@ +-Bindings for the Broadcom's brcm,bcm6345-gpio memory-mapped GPIO controllers. +- +-These bindings can be used on any BCM63xx SoC. However, BCM6338 and BCM6345 +-are the only ones which don't need a pinctrl driver. +-BCM6338 have 8-bit data and dirout registers, where GPIO state can be read +-and/or written, and the direction changed from input to output. +-BCM6345 have 16-bit data and dirout registers, where GPIO state can be read +-and/or written, and the direction changed from input to output. +- +-Required properties: +- - compatible: should be "brcm,bcm6345-gpio" +- - reg-names: must contain +- "dat" - data register +- "dirout" - direction (output) register +- - reg: address + size pairs describing the GPIO register sets; +- order must correspond with the order of entries in reg-names +- - #gpio-cells: must be set to 2. The first cell is the pin number and +- the second cell is used to specify the gpio polarity: +- 0 = active high +- 1 = active low +- - gpio-controller: Marks the device node as a gpio controller. +- +-Optional properties: +- - native-endian: use native endian memory. +- +-Examples: +- - BCM6338: +- gpio: gpio-controller@fffe0407 { +- compatible = "brcm,bcm6345-gpio"; +- reg-names = "dirout", "dat"; +- reg = <0xfffe0407 1>, <0xfffe040f 1>; +- +- #gpio-cells = <2>; +- gpio-controller; +- }; +- +- - BCM6345: +- gpio: gpio-controller@fffe0406 { +- compatible = "brcm,bcm6345-gpio"; +- reg-names = "dirout", "dat"; +- reg = <0xfffe0406 2>, <0xfffe040a 2>; +- native-endian; +- +- #gpio-cells = <2>; +- gpio-controller; +- }; +--- /dev/null ++++ b/Documentation/devicetree/bindings/gpio/brcm,bcm6345-gpio.yaml +@@ -0,0 +1,86 @@ ++# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause ++%YAML 1.2 ++--- ++$id: http://devicetree.org/schemas/gpio/brcm,bcm6345-gpio.yaml# ++$schema: http://devicetree.org/meta-schemas/core.yaml# ++ ++title: Broadcom BCM6345 GPIO controller ++ ++maintainers: ++ - Álvaro Fernández Rojas <noltari@gmail.com> ++ - Jonas Gorski <jonas.gorski@gmail.com> ++ ++description: |+ ++ Bindings for Broadcom's BCM63xx memory-mapped GPIO controllers. ++ ++ These bindings can be used on any BCM63xx SoC. However, BCM6338 and BCM6345 ++ are the only ones which don't need a pinctrl driver. ++ ++ BCM6338 have 8-bit data and dirout registers, where GPIO state can be read ++ and/or written, and the direction changed from input to output. ++ BCM6345 have 16-bit data and dirout registers, where GPIO state can be read ++ and/or written, and the direction changed from input to output. ++ BCM6318, BCM6328, BCM6358, BCM6362, BCM6368 and BCM63268 have 32-bit data ++ and dirout registers, where GPIO state can be read and/or written, and the ++ direction changed from input to output. ++ ++properties: ++ compatible: ++ enum: ++ - brcm,bcm6318-gpio ++ - brcm,bcm6328-gpio ++ - brcm,bcm6345-gpio ++ - brcm,bcm6358-gpio ++ - brcm,bcm6362-gpio ++ - brcm,bcm6368-gpio ++ - brcm,bcm63268-gpio ++ ++ gpio-controller: true ++ ++ "#gpio-cells": ++ const: 2 ++ ++ gpio-ranges: ++ maxItems: 1 ++ ++ native-endian: true ++ ++ reg: ++ maxItems: 2 ++ ++ reg-names: ++ items: ++ - const: dirout ++ - const: dat ++ ++required: ++ - compatible ++ - reg ++ - reg-names ++ - gpio-controller ++ - '#gpio-cells' ++ ++additionalProperties: false ++ ++examples: ++ - | ++ gpio@fffe0406 { ++ compatible = "brcm,bcm6345-gpio"; ++ reg-names = "dirout", "dat"; ++ reg = <0xfffe0406 2>, <0xfffe040a 2>; ++ native-endian; ++ ++ gpio-controller; ++ #gpio-cells = <2>; ++ }; ++ ++ - | ++ gpio@0 { ++ compatible = "brcm,bcm63268-gpio"; ++ reg-names = "dirout", "dat"; ++ reg = <0x0 0x8>, <0x8 0x8>; ++ ++ gpio-controller; ++ gpio-ranges = <&pinctrl 0 0 52>; ++ #gpio-cells = <2>; ++ }; |