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[V2,0/3] Add compatible for Mediatek MT8186

Message ID 20220112103609.17421-1-leilk.liu@mediatek.com
Headers show
Series Add compatible for Mediatek MT8186 | expand

Message

Leilk Liu Jan. 12, 2022, 10:36 a.m. UTC
Subject: [PATCH V2 0/3] Add compatible for Mediatek MT8186

v2:
1. Fix Rob review comment.
2. split spi-mt65xx & spi-slave-mt27xx to 2 patches.

Leilk Liu (3):
  dt-bindings: spi: Convert spi-slave-mt27xx to json-schema
  dt-bindings: spi: Convert spi-mt65xx to json-schema
  dt-bindings: spi: Add compatible for Mediatek MT8186

 .../bindings/spi/mediatek,spi-mt65xx.yaml     | 100 ++++++++++++++++++
 .../spi/mediatek,spi-slave-mt27xx.yaml        |  73 +++++++++++++
 .../devicetree/bindings/spi/spi-mt65xx.txt    |  68 ------------
 .../bindings/spi/spi-slave-mt27xx.txt         |  33 ------
 4 files changed, 173 insertions(+), 101 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/spi/mediatek,spi-mt65xx.yaml
 create mode 100644 Documentation/devicetree/bindings/spi/mediatek,spi-slave-mt27xx.yaml
 delete mode 100644 Documentation/devicetree/bindings/spi/spi-mt65xx.txt
 delete mode 100644 Documentation/devicetree/bindings/spi/spi-slave-mt27xx.txt

--
2.25.1

Comments

Rob Herring (Arm) Jan. 22, 2022, 12:53 a.m. UTC | #1
On Wed, Jan 12, 2022 at 06:36:07PM +0800, Leilk Liu wrote:
> Convert Mediatek ARM SOC's SPI Slave controller binding
> to json-schema format.
> 
> Signed-off-by: Leilk Liu <leilk.liu@mediatek.com>
> ---
>  .../spi/mediatek,spi-slave-mt27xx.yaml        | 73 +++++++++++++++++++
>  .../bindings/spi/spi-slave-mt27xx.txt         | 33 ---------
>  2 files changed, 73 insertions(+), 33 deletions(-)
>  create mode 100644 Documentation/devicetree/bindings/spi/mediatek,spi-slave-mt27xx.yaml
>  delete mode 100644 Documentation/devicetree/bindings/spi/spi-slave-mt27xx.txt
> 
> diff --git a/Documentation/devicetree/bindings/spi/mediatek,spi-slave-mt27xx.yaml b/Documentation/devicetree/bindings/spi/mediatek,spi-slave-mt27xx.yaml
> new file mode 100644
> index 000000000000..3364fff08cca
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/spi/mediatek,spi-slave-mt27xx.yaml
> @@ -0,0 +1,73 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/spi/mediatek,spi-slave-mt27xx.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: SPI Slave controller for MediaTek ARM SoCs
> +
> +maintainers:
> +  - Leilk Liu <leilk.liu@mediatek.com>
> +
> +allOf:
> +  - $ref: /spi/spi-controller.yaml#
> +
> +properties:
> +  compatible:

> +    oneOf:
> +      - items:
> +          - enum:
> +              - mediatek,mt2712-spi-slave
> +      - items:
> +          - enum:
> +              - mediatek,mt8195-spi-slave

Just:

       enum:
         - mediatek,mt2712-spi-slave
         - mediatek,mt8195-spi-slave

> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  clocks:
> +    items:
> +      - description: clock used for the clock gate

Just 'maxItems: 1'

> +
> +  clock-names:
> +    items:
> +      - const: spi
> +
> +  assigned-clocks:
> +    maxItems: 1
> +    description: |
> +      The mux clock for the given platform.
> +
> +  assigned-clock-parents:
> +    maxItems: 1
> +    description: |
> +      The parent of mux clock for the given platform.

You can drop assigned-clocks. They are always allowed on nodes with 
'clocks'.

> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +  - clock-names
> +
> +unevaluatedProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/mt2712-clk.h>
> +    #include <dt-bindings/gpio/gpio.h>
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +    #include <dt-bindings/interrupt-controller/irq.h>
> +
> +    spi@10013000 {
> +      compatible = "mediatek,mt2712-spi-slave";
> +      reg = <0x10013000 0x100>;
> +      interrupts = <GIC_SPI 283 IRQ_TYPE_LEVEL_LOW>;
> +      clocks = <&infracfg CLK_INFRA_AO_SPI1>;
> +      clock-names = "spi";
> +      assigned-clocks = <&topckgen CLK_TOP_SPISLV_SEL>;
> +      assigned-clock-parents = <&topckgen CLK_TOP_UNIVPLL1_D2>;
> +    };
Rob Herring (Arm) Jan. 22, 2022, 12:57 a.m. UTC | #2
On Wed, Jan 12, 2022 at 06:36:08PM +0800, Leilk Liu wrote:
> Convert Mediatek ARM SOC's SPI Master controller binding
> to json-schema format.
> 
> Signed-off-by: Leilk Liu <leilk.liu@mediatek.com>
> ---
>  .../bindings/spi/mediatek,spi-mt65xx.yaml     | 99 +++++++++++++++++++
>  .../devicetree/bindings/spi/spi-mt65xx.txt    | 68 -------------
>  2 files changed, 99 insertions(+), 68 deletions(-)
>  create mode 100644 Documentation/devicetree/bindings/spi/mediatek,spi-mt65xx.yaml
>  delete mode 100644 Documentation/devicetree/bindings/spi/spi-mt65xx.txt
> 
> diff --git a/Documentation/devicetree/bindings/spi/mediatek,spi-mt65xx.yaml b/Documentation/devicetree/bindings/spi/mediatek,spi-mt65xx.yaml
> new file mode 100644
> index 000000000000..71f0cf6e5d70
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/spi/mediatek,spi-mt65xx.yaml
> @@ -0,0 +1,99 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/spi/mediatek,spi-mt65xx.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: SPI Bus controller for MediaTek ARM SoCs
> +
> +maintainers:
> +  - Leilk Liu <leilk.liu@mediatek.com>
> +
> +allOf:
> +  - $ref: /spi/spi-controller.yaml#

/schemas/spi/spi-controller.yaml#

> +
> +properties:
> +  compatible:
> +    oneOf:
> +      - items:
> +          - enum:
> +              - mediatek,mt7629-spi
> +          - const: mediatek,mt7622-spi
> +      - items:
> +          - enum:
> +              - mediatek,mt8516-spi
> +          - const: mediatek,mt2712-spi
> +      - items:
> +          - enum:
> +              - mediatek,mt6779-spi
> +              - mediatek,mt8192-spi
> +              - mediatek,mt8195-spi
> +          - const: mediatek,mt6765-spi

> +      - const: mediatek,mt2701-spi
> +      - const: mediatek,mt2712-spi
> +      - const: mediatek,mt6589-spi
> +      - const: mediatek,mt6765-spi
> +      - const: mediatek,mt6893-spi
> +      - const: mediatek,mt7622-spi
> +      - const: mediatek,mt8135-spi
> +      - const: mediatek,mt8173-spi
> +      - const: mediatek,mt8183-spi

All these can be 1 enum.

> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  clocks:
> +    items:
> +      - description: clock used for the parent clock
> +      - description: clock used for the muxes clock
> +      - description: clock used for the clock gate
> +
> +  clock-names:
> +    items:
> +      - const: parent-clk
> +      - const: sel-clk
> +      - const: spi-clk
> +
> +  mediatek,pad-select:
> +    $ref: /schemas/types.yaml#/definitions/uint32-array
> +    maxItems: 4
> +    items:
> +      enum: [0, 1, 2, 3]
> +    description:
> +      specify which pins group(ck/mi/mo/cs) spi controller used.
> +      This is an array.
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +  - clock-names
> +  - '#address-cells'
> +  - '#size-cells'
> +
> +unevaluatedProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/mt8173-clk.h>
> +    #include <dt-bindings/gpio/gpio.h>
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +    #include <dt-bindings/interrupt-controller/irq.h>
> +
> +    spi@1100a000 {
> +      compatible = "mediatek,mt8173-spi";
> +      #address-cells = <1>;
> +      #size-cells = <0>;
> +      reg = <0x1100a000 0x1000>;
> +      interrupts = <GIC_SPI 110 IRQ_TYPE_LEVEL_LOW>;
> +      clocks = <&topckgen CLK_TOP_SYSPLL3_D2>,
> +               <&topckgen CLK_TOP_SPI_SEL>,
> +               <&pericfg CLK_PERI_SPI0>;
> +      clock-names = "parent-clk", "sel-clk", "spi-clk";
> +      cs-gpios = <&pio 105 GPIO_ACTIVE_LOW>, <&pio 72 GPIO_ACTIVE_LOW>;
> +      mediatek,pad-select = <1>, <0>;
> +    };