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Date: Wed, 7 Sep 2022 15:45:51 +0800
From: Liang Yang <liang.yang@...ogic.com>
To: Rob Herring <robh@...nel.org>
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
Hi Rob,
On 2022/9/6 22:30, Rob Herring wrote:
> [ EXTERNAL EMAIL ]
>
> 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:
>> + - $ref: "nand-controller.yaml"
>
> Don't need quotes
I will fix it
>
>> +
>> +maintainers:
>> + - liang.yang@...ogic.com
>> +
>> +properties:
>> + compatible:
>> + enum:
>> + - "amlogic,meson-gxl-nfc"
>> + - "amlogic,meson-axg-nfc"
>
> Don't need quotes
i will fix it
>
>> +
>> + reg:
>> + maxItems: 2
>> +
>> + interrupts:
>> + maxItems: 1
>> +
>> + clocks:
>> + minItems: 2
>> +
>> + clock-names:
>> + items:
>> + - const: core
>> + - const: device
>> +
>> +patternProperties:
>> + "^nand@[0-7]$":
>> + 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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