diff options
| -rw-r--r-- | Documentation/devicetree/bindings/mmc/sdhci-milbeaut.txt | 30 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/mmc/socionext,milbeaut-m10v-sdhci-3.0.yaml | 79 |
2 files changed, 79 insertions, 30 deletions
diff --git a/Documentation/devicetree/bindings/mmc/sdhci-milbeaut.txt b/Documentation/devicetree/bindings/mmc/sdhci-milbeaut.txt deleted file mode 100644 index 627ee89c125b..000000000000 --- a/Documentation/devicetree/bindings/mmc/sdhci-milbeaut.txt +++ /dev/null @@ -1,30 +0,0 @@ -* SOCIONEXT Milbeaut SDHCI controller - -This file documents differences between the core properties in mmc.txt -and the properties used by the sdhci_milbeaut driver. - -Required properties: -- compatible: "socionext,milbeaut-m10v-sdhci-3.0" -- clocks: Must contain an entry for each entry in clock-names. It is a - list of phandles and clock-specifier pairs. - See ../clocks/clock-bindings.txt for details. -- clock-names: Should contain the following two entries: - "iface" - clock used for sdhci interface - "core" - core clock for sdhci controller - -Optional properties: -- fujitsu,cmd-dat-delay-select: boolean property indicating that this host - requires the CMD_DAT_DELAY control to be enabled. - -Example: - sdhci3: mmc@1b010000 { - compatible = "socionext,milbeaut-m10v-sdhci-3.0"; - reg = <0x1b010000 0x10000>; - interrupts = <0 265 0x4>; - voltage-ranges = <3300 3300>; - bus-width = <4>; - clocks = <&clk 7>, <&ahb_clk>; - clock-names = "core", "iface"; - cap-sdio-irq; - fujitsu,cmd-dat-delay-select; - }; diff --git a/Documentation/devicetree/bindings/mmc/socionext,milbeaut-m10v-sdhci-3.0.yaml b/Documentation/devicetree/bindings/mmc/socionext,milbeaut-m10v-sdhci-3.0.yaml new file mode 100644 index 000000000000..2ba53626a959 --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/socionext,milbeaut-m10v-sdhci-3.0.yaml @@ -0,0 +1,79 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/socionext,milbeaut-m10v-sdhci-3.0.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: SOCIONEXT Milbeaut SDHCI controller + +maintainers: + - Taichi Sugaya <sugaya.taichi@socionext.com> + - Takao Orito <orito.takao@socionext.com> + +description: + The SOCIONEXT Milbeaut SDHCI controller is a specialized SD Host + Controller found in some of Socionext's Milbeaut image processing SoCs. + It features a dedicated "bridge controller." This bridge controller + implements special functions like reset control, clock management for + various SDR modes (SDR12, SDR25, SDR50) and physical pin property settings. + +allOf: + - $ref: sdhci-common.yaml# + +properties: + compatible: + const: socionext,milbeaut-m10v-sdhci-3.0 + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 2 + + clock-names: + items: + - const: core + - const: iface + + fujitsu,cmd-dat-delay-select: + description: + Its presence indicates that the controller requires a specific command + and data line delay selection mechanism for proper operation, particularly + when dealing with high-speed SD/eMMC modes. + type: boolean + + voltage-ranges: + $ref: /schemas/types.yaml#/definitions/uint32-matrix + items: + items: + - description: minimum slot voltage (mV). + - description: maximum slot voltage (mV). + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + mmc@1b010000 { + compatible = "socionext,milbeaut-m10v-sdhci-3.0"; + reg = <0x1b010000 0x10000>; + interrupts = <GIC_SPI 265 IRQ_TYPE_LEVEL_HIGH>; + voltage-ranges = <3300 3300>; + bus-width = <4>; + clocks = <&clk 7>, <&ahb_clk>; + clock-names = "core", "iface"; + cap-sdio-irq; + fujitsu,cmd-dat-delay-select; + }; +... |