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Message-ID: <20220906143021.GA439874-robh@kernel.org>
Date: Tue, 6 Sep 2022 09:30:21 -0500
From: Rob Herring <robh@...nel.org>
To: Liang Yang <liang.yang@...ogic.com>
Cc: Miquel Raynal <miquel.raynal@...tlin.com>,
linux-mtd@...ts.infradead.org, Richard Weinberger <richard@....at>,
Vignesh Raghavendra <vigneshr@...com>,
Jerome Brunet <jbrunet@...libre.com>,
Neil Armstrong <narmstrong@...libre.com>,
Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
Kevin Hilman <khilman@...libre.com>,
Jianxin Pan <jianxin.pan@...ogic.com>,
Victor Wan <victor.wan@...ogic.com>,
XianWei Zhao <xianwei.zhao@...ogic.com>,
Kelvin Zhang <kelvin.zhang@...ogic.com>,
BiChao Zheng <bichao.zheng@...ogic.com>,
YongHui Yu <yonghui.yu@...ogic.com>,
linux-arm-kernel@...ts.infradead.org,
linux-amlogic@...ts.infradead.org, linux-kernel@...r.kernel.org,
devicetree@...r.kernel.org
Subject: Re: [PATCH RESEND v8 4/5] dt-bindings: nand: meson: convert txt to
yaml
On Tue, Sep 06, 2022 at 02:00:32PM +0800, Liang Yang wrote:
> convert the amlogic,meson-name.txt to amlogic,meson-nand.yaml
>
> Signed-off-by: Liang Yang <liang.yang@...ogic.com>
> ---
> .../bindings/mtd/amlogic,meson-nand.txt | 55 ------------
> .../bindings/mtd/amlogic,meson-nand.yaml | 88 +++++++++++++++++++
> 2 files changed, 88 insertions(+), 55 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/mtd/amlogic,meson-nand.txt
> create mode 100644 Documentation/devicetree/bindings/mtd/amlogic,meson-nand.yaml
>
> diff --git a/Documentation/devicetree/bindings/mtd/amlogic,meson-nand.txt b/Documentation/devicetree/bindings/mtd/amlogic,meson-nand.txt
> deleted file mode 100644
> index 5d5cdfef417f..000000000000
> --- a/Documentation/devicetree/bindings/mtd/amlogic,meson-nand.txt
> +++ /dev/null
> @@ -1,55 +0,0 @@
> -Amlogic NAND Flash Controller (NFC) for GXBB/GXL/AXG family SoCs
> -
> -This file documents the properties in addition to those available in
> -the MTD NAND bindings.
> -
> -Required properties:
> -- compatible : contains one of:
> - - "amlogic,meson-gxl-nfc"
> - - "amlogic,meson-axg-nfc"
> -
> -- reg : Offset and length of the register set
> -
> -- reg-names : "nfc" is the register set for NFC controller and "emmc"
> - is the register set for MCI controller.
> -
> -- clocks :
> - A list of phandle + clock-specifier pairs for the clocks listed
> - in clock-names.
> -
> -- clock-names: Should contain the following:
> - "core" - NFC module gate clock
> - "device" - parent clock for internal NFC
> -
> -Optional children nodes:
> -Children nodes represent the available nand chips.
> -
> -Other properties:
> -see Documentation/devicetree/bindings/mtd/nand-controller.yaml for generic bindings.
> -
> -Example demonstrate on AXG SoC:
> -
> - nand-controller@...0 {
> - compatible = "amlogic,meson-axg-nfc";
> - reg = <0x0 0x7800 0x0 0x100>,
> - <0x0 0x7000 0x0 0x800>;
> - reg-names = "nfc", "emmc";
> - #address-cells = <1>;
> - #size-cells = <0>;
> - interrupts = <GIC_SPI 34 IRQ_TYPE_EDGE_RISING>;
> -
> - clocks = <&clkc CLKID_SD_EMMC_C>,
> - <&clkc CLKID_FCLK_DIV2>;
> - clock-names = "core", "device";
> -
> - pinctrl-names = "default";
> - pinctrl-0 = <&nand_pins>;
> -
> - nand@0 {
> - reg = <0>;
> - #address-cells = <1>;
> - #size-cells = <1>;
> -
> - nand-on-flash-bbt;
> - };
> - };
> diff --git a/Documentation/devicetree/bindings/mtd/amlogic,meson-nand.yaml b/Documentation/devicetree/bindings/mtd/amlogic,meson-nand.yaml
> new file mode 100644
> index 000000000000..42634e9c0d3c
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mtd/amlogic,meson-nand.yaml
> @@ -0,0 +1,88 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/mtd/amlogic,meson-nand.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Amlogic NAND Flash Controller (NFC) for GXBB/GXL/AXG family SoCs
> +
> +allOf:
> + - $ref: "nand-controller.yaml"
Don't need quotes
> +
> +maintainers:
> + - liang.yang@...ogic.com
> +
> +properties:
> + compatible:
> + enum:
> + - "amlogic,meson-gxl-nfc"
> + - "amlogic,meson-axg-nfc"
Don't need quotes
> +
> + reg:
> + maxItems: 2
> +
> + interrupts:
> + maxItems: 1
> +
> + clocks:
> + minItems: 2
> +
> + clock-names:
> + items:
> + - const: core
> + - const: device
> +
> +patternProperties:
> + "^nand@[0-7]$":
> + type: object
> + properties:
> + reg:
> + minimum: 0
> + maximum: 1
> +
> + nand-ecc-mode:
> + const: hw
> +
> + nand-ecc-step-size:
> + const: 1024
> +
> + nand-ecc-strength:
> + enum: [8, 16, 24, 30, 40, 50, 60]
> + description: |
> + The ECC configurations that can be supported are as follows.
> + meson-gxl-nfc 8, 16, 24, 30, 40, 50, 60
> + meson-axg-nfc 8
> +
> +required:
> + - compatible
> + - reg
> + - interrupts
> + - clocks
> + - clock-names
> +
> +unevaluatedProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/clock/axg-clkc.h>
> + #include <dt-bindings/interrupt-controller/arm-gic.h>
> + nand-controller@...07800 {
> + compatible = "amlogic,meson-axg-nfc";
> + reg = <0xffe07800 0x100>, <0xffe07000 0x800>;
> + reg-names = "nfc", "emmc";
> + interrupts = <GIC_SPI 34 IRQ_TYPE_EDGE_RISING>;
> + clocks = <&clkc CLKID_SD_EMMC_C>, <&clkc CLKID_FCLK_DIV2>;
> + clock-names = "core", "device";
> +
> + pinctrl-0 = <&nand_pins>;
> + pinctrl-names = "default";
> +
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + nand@0 {
> + reg = <0>;
> + };
> + };
> +
> +...
> --
> 2.34.1
>
>
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