diff options
Diffstat (limited to 'Documentation/devicetree/bindings/ata')
3 files changed, 98 insertions, 70 deletions
diff --git a/Documentation/devicetree/bindings/ata/ahci-mtk.txt b/Documentation/devicetree/bindings/ata/ahci-mtk.txt deleted file mode 100644 index d2aa696b161b..000000000000 --- a/Documentation/devicetree/bindings/ata/ahci-mtk.txt +++ /dev/null @@ -1,51 +0,0 @@ -MediaTek Serial ATA controller - -Required properties: - - compatible : Must be "mediatek,<chip>-ahci", "mediatek,mtk-ahci". - When using "mediatek,mtk-ahci" compatible strings, you - need SoC specific ones in addition, one of: - - "mediatek,mt7622-ahci" - - reg : Physical base addresses and length of register sets. - - interrupts : Interrupt associated with the SATA device. - - interrupt-names : Associated name must be: "hostc". - - clocks : A list of phandle and clock specifier pairs, one for each - entry in clock-names. - - clock-names : Associated names must be: "ahb", "axi", "asic", "rbc", "pm". - - phys : A phandle and PHY specifier pair for the PHY port. - - phy-names : Associated name must be: "sata-phy". - - ports-implemented : See ./ahci-platform.txt for details. - -Optional properties: - - power-domains : A phandle and power domain specifier pair to the power - domain which is responsible for collapsing and restoring - power to the peripheral. - - resets : Must contain an entry for each entry in reset-names. - See ../reset/reset.txt for details. - - reset-names : Associated names must be: "axi", "sw", "reg". - - mediatek,phy-mode : A phandle to the system controller, used to enable - SATA function. - -Example: - - sata: sata@1a200000 { - compatible = "mediatek,mt7622-ahci", - "mediatek,mtk-ahci"; - reg = <0 0x1a200000 0 0x1100>; - interrupts = <GIC_SPI 233 IRQ_TYPE_LEVEL_HIGH>; - interrupt-names = "hostc"; - clocks = <&pciesys CLK_SATA_AHB_EN>, - <&pciesys CLK_SATA_AXI_EN>, - <&pciesys CLK_SATA_ASIC_EN>, - <&pciesys CLK_SATA_RBC_EN>, - <&pciesys CLK_SATA_PM_EN>; - clock-names = "ahb", "axi", "asic", "rbc", "pm"; - phys = <&u3port1 PHY_TYPE_SATA>; - phy-names = "sata-phy"; - ports-implemented = <0x1>; - power-domains = <&scpsys MT7622_POWER_DOMAIN_HIF0>; - resets = <&pciesys MT7622_SATA_AXI_BUS_RST>, - <&pciesys MT7622_SATA_PHY_SW_RST>, - <&pciesys MT7622_SATA_PHY_REG_RST>; - reset-names = "axi", "sw", "reg"; - mediatek,phy-mode = <&pciesys>; - }; diff --git a/Documentation/devicetree/bindings/ata/atmel-at91_cf.txt b/Documentation/devicetree/bindings/ata/atmel-at91_cf.txt deleted file mode 100644 index c1d22b3ae134..000000000000 --- a/Documentation/devicetree/bindings/ata/atmel-at91_cf.txt +++ /dev/null @@ -1,19 +0,0 @@ -Atmel AT91RM9200 CompactFlash - -Required properties: -- compatible : "atmel,at91rm9200-cf". -- reg : should specify localbus address and size used. -- gpios : specifies the gpio pins to control the CF device. Detect - and reset gpio's are mandatory while irq and vcc gpio's are - optional and may be set to 0 if not present. - -Example: -compact-flash@50000000 { - compatible = "atmel,at91rm9200-cf"; - reg = <0x50000000 0x30000000>; - gpios = <&pioC 13 0 /* irq */ - &pioC 15 0 /* detect */ - 0 /* vcc */ - &pioC 5 0 /* reset */ - >; -}; diff --git a/Documentation/devicetree/bindings/ata/mediatek,mtk-ahci.yaml b/Documentation/devicetree/bindings/ata/mediatek,mtk-ahci.yaml new file mode 100644 index 000000000000..a34bd2e9c352 --- /dev/null +++ b/Documentation/devicetree/bindings/ata/mediatek,mtk-ahci.yaml @@ -0,0 +1,98 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/ata/mediatek,mtk-ahci.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MediaTek Serial ATA controller + +maintainers: + - Ryder Lee <ryder.lee@mediatek.com> + +allOf: + - $ref: ahci-common.yaml# + +properties: + compatible: + items: + - enum: + - mediatek,mt7622-ahci + - const: mediatek,mtk-ahci + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + interrupt-names: + const: hostc + + clocks: + maxItems: 5 + + clock-names: + items: + - const: ahb + - const: axi + - const: asic + - const: rbc + - const: pm + + power-domains: + maxItems: 1 + + resets: + maxItems: 3 + + reset-names: + items: + - const: axi + - const: sw + - const: reg + + mediatek,phy-mode: + description: System controller phandle, used to enable SATA function + $ref: /schemas/types.yaml#/definitions/phandle + +required: + - reg + - interrupts + - interrupt-names + - clocks + - clock-names + - phys + - phy-names + - ports-implemented + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/mt7622-clk.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/phy/phy.h> + #include <dt-bindings/power/mt7622-power.h> + #include <dt-bindings/reset/mt7622-reset.h> + + sata@1a200000 { + compatible = "mediatek,mt7622-ahci", "mediatek,mtk-ahci"; + reg = <0x1a200000 0x1100>; + interrupts = <GIC_SPI 233 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "hostc"; + clocks = <&pciesys CLK_SATA_AHB_EN>, + <&pciesys CLK_SATA_AXI_EN>, + <&pciesys CLK_SATA_ASIC_EN>, + <&pciesys CLK_SATA_RBC_EN>, + <&pciesys CLK_SATA_PM_EN>; + clock-names = "ahb", "axi", "asic", "rbc", "pm"; + phys = <&u3port1 PHY_TYPE_SATA>; + phy-names = "sata-phy"; + ports-implemented = <0x1>; + power-domains = <&scpsys MT7622_POWER_DOMAIN_HIF0>; + resets = <&pciesys MT7622_SATA_AXI_BUS_RST>, + <&pciesys MT7622_SATA_PHY_SW_RST>, + <&pciesys MT7622_SATA_PHY_REG_RST>; + reset-names = "axi", "sw", "reg"; + mediatek,phy-mode = <&pciesys>; + }; |