| Message ID | 20221117-b4-amlogic-bindings-convert-v2-9-36ad050bb625@linaro.org |
|---|---|
| State | Handled Elsewhere |
| Headers | show |
| Series | dt-bindings: first batch of dt-schema conversions for Amlogic Meson bindings | expand |
On 09/01/2023 13:53, Neil Armstrong wrote: > Convert the Amlogic SD / eMMC controller for S905/GXBB family SoCs > to dt-schema. > > Take in account the used variant with amlogic,meson-gx-mmc. > > Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> > --- > .../bindings/mmc/amlogic,meson-gx-mmc.yaml | 75 ++++++++++++++++++++++ > .../devicetree/bindings/mmc/amlogic,meson-gx.txt | 39 ----------- > 2 files changed, 75 insertions(+), 39 deletions(-) > > diff --git a/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml b/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml > new file mode 100644 > index 000000000000..30228964fd9c > --- /dev/null > +++ b/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml > @@ -0,0 +1,75 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/mmc/amlogic,meson-gx-mmc.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Amlogic SD / eMMC controller for S905/GXBB family SoCs > + > +description: > + The MMC 5.1 compliant host controller on Amlogic provides the > + interface for SD, eMMC and SDIO devices > + > +maintainers: > + - Neil Armstrong <neil.armstrong@linaro.org> > + > +allOf: > + - $ref: mmc-controller.yaml# > + > +properties: > + compatible: > + oneOf: > + - enum: > + - amlogic,meson-gx-mmc > + - amlogic,meson-axg-mmc > + - items: > + - const: amlogic,meson-gx-mmc This does not look correct. Either gx is alone (not compatible with gxbb) or it is compatible with gxbb. Cannot be both. Best regards, Krzysztof
On 10/01/2023 11:17, Krzysztof Kozlowski wrote: > On 09/01/2023 13:53, Neil Armstrong wrote: >> Convert the Amlogic SD / eMMC controller for S905/GXBB family SoCs >> to dt-schema. >> >> Take in account the used variant with amlogic,meson-gx-mmc. >> >> Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> >> --- >> .../bindings/mmc/amlogic,meson-gx-mmc.yaml | 75 ++++++++++++++++++++++ >> .../devicetree/bindings/mmc/amlogic,meson-gx.txt | 39 ----------- >> 2 files changed, 75 insertions(+), 39 deletions(-) >> >> diff --git a/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml b/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml >> new file mode 100644 >> index 000000000000..30228964fd9c >> --- /dev/null >> +++ b/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml >> @@ -0,0 +1,75 @@ >> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) >> +%YAML 1.2 >> +--- >> +$id: http://devicetree.org/schemas/mmc/amlogic,meson-gx-mmc.yaml# >> +$schema: http://devicetree.org/meta-schemas/core.yaml# >> + >> +title: Amlogic SD / eMMC controller for S905/GXBB family SoCs >> + >> +description: >> + The MMC 5.1 compliant host controller on Amlogic provides the >> + interface for SD, eMMC and SDIO devices >> + >> +maintainers: >> + - Neil Armstrong <neil.armstrong@linaro.org> >> + >> +allOf: >> + - $ref: mmc-controller.yaml# >> + >> +properties: >> + compatible: >> + oneOf: >> + - enum: >> + - amlogic,meson-gx-mmc >> + - amlogic,meson-axg-mmc >> + - items: >> + - const: amlogic,meson-gx-mmc > > This does not look correct. Either gx is alone (not compatible with > gxbb) or it is compatible with gxbb. Cannot be both. This ishow it's used in DT: arch/arm64/boot/dts/amlogic/meson-gx.dtsi: compatible = "amlogic,meson-gx-mmc", "amlogic,meson-gxbb-mmc"; arch/arm64/boot/dts/amlogic/meson-axg.dtsi: compatible = "amlogic,meson-axg-mmc"; arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi: compatible = "amlogic,meson-axg-mmc"; So I'll drop the amlogic,meson-gx-mmc in the first enum to have : +properties: + compatible: + oneOf: + - const: amlogic,meson-axg-mmc + - items: + - const: amlogic,meson-gx-mmc + - const: amlogic,meson-gxbb-mmc It's right ? Neil > > > > Best regards, > Krzysztof >
On 10/01/2023 15:17, Neil Armstrong wrote: > On 10/01/2023 11:17, Krzysztof Kozlowski wrote: >> On 09/01/2023 13:53, Neil Armstrong wrote: >>> Convert the Amlogic SD / eMMC controller for S905/GXBB family SoCs >>> to dt-schema. >>> >>> Take in account the used variant with amlogic,meson-gx-mmc. >>> >>> Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> >>> --- >>> .../bindings/mmc/amlogic,meson-gx-mmc.yaml | 75 ++++++++++++++++++++++ >>> .../devicetree/bindings/mmc/amlogic,meson-gx.txt | 39 ----------- >>> 2 files changed, 75 insertions(+), 39 deletions(-) >>> >>> diff --git a/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml b/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml >>> new file mode 100644 >>> index 000000000000..30228964fd9c >>> --- /dev/null >>> +++ b/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml >>> @@ -0,0 +1,75 @@ >>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) >>> +%YAML 1.2 >>> +--- >>> +$id: http://devicetree.org/schemas/mmc/amlogic,meson-gx-mmc.yaml# >>> +$schema: http://devicetree.org/meta-schemas/core.yaml# >>> + >>> +title: Amlogic SD / eMMC controller for S905/GXBB family SoCs >>> + >>> +description: >>> + The MMC 5.1 compliant host controller on Amlogic provides the >>> + interface for SD, eMMC and SDIO devices >>> + >>> +maintainers: >>> + - Neil Armstrong <neil.armstrong@linaro.org> >>> + >>> +allOf: >>> + - $ref: mmc-controller.yaml# >>> + >>> +properties: >>> + compatible: >>> + oneOf: >>> + - enum: >>> + - amlogic,meson-gx-mmc >>> + - amlogic,meson-axg-mmc >>> + - items: >>> + - const: amlogic,meson-gx-mmc >> >> This does not look correct. Either gx is alone (not compatible with >> gxbb) or it is compatible with gxbb. Cannot be both. > > This ishow it's used in DT: > > arch/arm64/boot/dts/amlogic/meson-gx.dtsi: compatible = "amlogic,meson-gx-mmc", "amlogic,meson-gxbb-mmc"; > arch/arm64/boot/dts/amlogic/meson-axg.dtsi: compatible = "amlogic,meson-axg-mmc"; > arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi: compatible = "amlogic,meson-axg-mmc"; > > So I'll drop the amlogic,meson-gx-mmc in the first enum to have : > +properties: > + compatible: > + oneOf: > + - const: amlogic,meson-axg-mmc > + - items: > + - const: amlogic,meson-gx-mmc > + - const: amlogic,meson-gxbb-mmc > > It's right ? Yes. Best regards, Krzysztof
diff --git a/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml b/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml new file mode 100644 index 000000000000..30228964fd9c --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml @@ -0,0 +1,75 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/amlogic,meson-gx-mmc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Amlogic SD / eMMC controller for S905/GXBB family SoCs + +description: + The MMC 5.1 compliant host controller on Amlogic provides the + interface for SD, eMMC and SDIO devices + +maintainers: + - Neil Armstrong <neil.armstrong@linaro.org> + +allOf: + - $ref: mmc-controller.yaml# + +properties: + compatible: + oneOf: + - enum: + - amlogic,meson-gx-mmc + - amlogic,meson-axg-mmc + - items: + - const: amlogic,meson-gx-mmc + - const: amlogic,meson-gxbb-mmc + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 3 + + clock-names: + items: + - const: core + - const: clkin0 + - const: clkin1 + + resets: + maxItems: 1 + + amlogic,dram-access-quirk: + type: boolean + description: + set when controller's internal DMA engine cannot access the DRAM memory, + like on the G12A dedicated SDIO controller. + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - resets + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + mmc@70000 { + compatible = "amlogic,meson-gx-mmc"; + reg = <0x70000 0x2000>; + interrupts = <GIC_SPI 216 IRQ_TYPE_EDGE_RISING>; + clocks = <&clk_mmc>, <&xtal>, <&clk_div>; + clock-names = "core", "clkin0", "clkin1"; + pinctrl-0 = <&emm_pins>; + resets = <&reset_mmc>; + }; diff --git a/Documentation/devicetree/bindings/mmc/amlogic,meson-gx.txt b/Documentation/devicetree/bindings/mmc/amlogic,meson-gx.txt deleted file mode 100644 index ccc5358db131..000000000000 --- a/Documentation/devicetree/bindings/mmc/amlogic,meson-gx.txt +++ /dev/null @@ -1,39 +0,0 @@ -Amlogic SD / eMMC controller for S905/GXBB family SoCs - -The MMC 5.1 compliant host controller on Amlogic provides the -interface for SD, eMMC and SDIO devices. - -This file documents the properties in addition to those available in -the MMC core bindings, documented by mmc.txt. - -Required properties: -- compatible : contains one of: - - "amlogic,meson-gx-mmc" - - "amlogic,meson-gxbb-mmc" - - "amlogic,meson-gxl-mmc" - - "amlogic,meson-gxm-mmc" - - "amlogic,meson-axg-mmc" -- clocks : A list of phandle + clock-specifier pairs for the clocks listed in clock-names. -- clock-names: Should contain the following: - "core" - Main peripheral bus clock - "clkin0" - Parent clock of internal mux - "clkin1" - Other parent clock of internal mux - The driver has an internal mux clock which switches between clkin0 and clkin1 depending on the - clock rate requested by the MMC core. -- resets : phandle of the internal reset line - -Optional properties: -- amlogic,dram-access-quirk: set when controller's internal DMA engine cannot access the - DRAM memory, like on the G12A dedicated SDIO controller. - -Example: - - sd_emmc_a: mmc@70000 { - compatible = "amlogic,meson-gxbb-mmc"; - reg = <0x0 0x70000 0x0 0x2000>; - interrupts = < GIC_SPI 216 IRQ_TYPE_EDGE_RISING>; - clocks = <&clkc CLKID_SD_EMMC_A>, <&xtal>, <&clkc CLKID_FCLK_DIV2>; - clock-names = "core", "clkin0", "clkin1"; - pinctrl-0 = <&emmc_pins>; - resets = <&reset RESET_SD_EMMC_A>; - };
Convert the Amlogic SD / eMMC controller for S905/GXBB family SoCs to dt-schema. Take in account the used variant with amlogic,meson-gx-mmc. Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> --- .../bindings/mmc/amlogic,meson-gx-mmc.yaml | 75 ++++++++++++++++++++++ .../devicetree/bindings/mmc/amlogic,meson-gx.txt | 39 ----------- 2 files changed, 75 insertions(+), 39 deletions(-)