On 15/02/2024 18:46, Yang Xiwen via B4 Relay wrote: > From: Yang Xiwen <forbidden405@xxxxxxxxxxx> > > convert the legacy txt binding to modern YAML. No semantic change. > > Signed-off-by: Yang Xiwen <forbidden405@xxxxxxxxxxx> > --- > +++ b/Documentation/devicetree/bindings/mmc/hi3798cv200-dw-mshc.yaml Filename like compatible. > @@ -0,0 +1,86 @@ > +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/mmc/hi3798cv200-dw-mshc.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: > + Hisilicon Hi3798CV200 SoC specific extensions to the Synopsys DWMMC controller One line please. > + > +maintainers: > + - Yang Xiwen <forbidden405@xxxxxxxxxxx> > + > +description: > + The Synopsys designware mobile storage host controller is used to interface > + a SoC with storage medium such as eMMC or SD/MMC cards. This file documents > + differences between the core Synopsys dw mshc controller properties described > + by synopsys-dw-mshc.txt and the properties used by the Hisilicon Hi3798CV200 > + specific extensions to the Synopsys Designware Mobile Storage Host Controller. > + > +allOf: > + - $ref: synopsys-dw-mshc-common.yaml# > + > +properties: > + compatible: > + enum: > + - hisilicon,hi3798cv200-dw-mshc > + > + reg: > + maxItems: 1 > + > + interrupts: > + maxItems: 1 > + > + clocks: > + minItems: 4 Drop minItems > + maxItems: 4 > + description: A list of phandles for the clocks listed in clock-names Drop description > + > + clock-names: > + items: > + - const: ciu > + - const: biu > + - const: ciu-sample > + - const: ciu-drive > + description: > + Apart from the clock-names "biu" and "ciu" two more clocks > + "ciu-drive" and "ciu-sample" are added. They are used to > + control the clock phases, "ciu-sample" is required for tuning > + high speed modes. Description should go to clocks: to individual items. > + > +required: > + - compatible > + - reg > + - interrupts > + - clocks > + - clock-names > + > +unevaluatedProperties: false > + > +examples: > + - | > + #include <dt-bindings/clock/histb-clock.h> > + #include <dt-bindings/interrupt-controller/arm-gic.h> > + emmc: mmc@9830000 { Drop label > + compatible = "hisilicon,hi3798cv200-dw-mshc"; > + reg = <0x9830000 0x10000>; > + interrupts = <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>; > + clocks = <&crg HISTB_MMC_CIU_CLK>, > + <&crg HISTB_MMC_BIU_CLK>, > + <&crg HISTB_MMC_SAMPLE_CLK>, > + <&crg HISTB_MMC_DRV_CLK>; > + clock-names = "ciu", "biu", "ciu-sample", "ciu-drive"; > + resets = <&crg 0xa0 4>; > + reset-names = "reset"; > + pinctrl-names = "default"; > + pinctrl-0 = <&emmc_pins_1 &emmc_pins_2 > + &emmc_pins_3 &emmc_pins_4>; > + fifo-depth = <256>; > + clock-frequency = <200000000>; > + cap-mmc-highspeed; > + mmc-ddr-1_8v; > + mmc-hs200-1_8v; > + non-removable; > + bus-width = <8>; > + status = "okay"; Drop > + }; > Best regards, Krzysztof
