diff options
Diffstat (limited to 'Documentation/devicetree/bindings/mtd')
19 files changed, 385 insertions, 17 deletions
diff --git a/Documentation/devicetree/bindings/mtd/atmel-nand.txt b/Documentation/devicetree/bindings/mtd/atmel-nand.txt index 50645828ac20..4598930851d9 100644 --- a/Documentation/devicetree/bindings/mtd/atmel-nand.txt +++ b/Documentation/devicetree/bindings/mtd/atmel-nand.txt @@ -56,6 +56,7 @@ Required properties: "atmel,sama5d4-pmecc" "atmel,sama5d2-pmecc" "microchip,sam9x60-pmecc" + "microchip,sam9x7-pmecc", "atmel,at91sam9g45-pmecc" - reg: should contain 2 register ranges. The first one is pointing to the PMECC block, and the second one to the PMECC_ERRLOC block. diff --git a/Documentation/devicetree/bindings/mtd/brcm,brcmnand.yaml b/Documentation/devicetree/bindings/mtd/brcm,brcmnand.yaml index f57e96374e67..064e840aeaa1 100644 --- a/Documentation/devicetree/bindings/mtd/brcm,brcmnand.yaml +++ b/Documentation/devicetree/bindings/mtd/brcm,brcmnand.yaml @@ -9,6 +9,7 @@ title: Broadcom STB NAND Controller maintainers: - Brian Norris <computersforpeace@gmail.com> - Kamal Dasu <kdasu.kdev@gmail.com> + - William Zhang <william.zhang@broadcom.com> description: | The Broadcom Set-Top Box NAND controller supports low-level access to raw NAND @@ -18,9 +19,10 @@ description: | supports basic PROGRAM and READ functions, among other features. This controller was originally designed for STB SoCs (BCM7xxx) but is now - available on a variety of Broadcom SoCs, including some BCM3xxx, BCM63xx, and - iProc/Cygnus. Its history includes several similar (but not fully register - compatible) versions. + available on a variety of Broadcom SoCs, including some BCM3xxx, MIPS based + Broadband SoC (BCM63xx), ARM based Broadband SoC (BCMBCA) and iProc/Cygnus. + Its history includes several similar (but not fully register compatible) + versions. -- Additional SoC-specific NAND controller properties -- @@ -53,7 +55,7 @@ properties: - brcm,brcmnand-v7.2 - brcm,brcmnand-v7.3 - const: brcm,brcmnand - - description: BCM63138 SoC-specific NAND controller + - description: BCMBCA SoC-specific NAND controller items: - const: brcm,nand-bcm63138 - enum: @@ -111,6 +113,13 @@ properties: earlier versions of this core that include WP type: boolean + brcm,wp-not-connected: + description: + Use this property when WP pin is not physically wired to the NAND chip. + Write protection feature cannot be used. By default, controller assumes + the pin is connected and feature is used. + $ref: /schemas/types.yaml#/definitions/flag + patternProperties: "^nand@[a-f0-9]$": type: object @@ -137,6 +146,15 @@ patternProperties: layout. $ref: /schemas/types.yaml#/definitions/uint32 + brcm,nand-ecc-use-strap: + description: + This property requires the host system to get the ECC related + settings from the SoC NAND boot strap configuration instead of + the generic NAND ECC settings. This is a common hardware design + on BCMBCA based boards. This strap ECC option and generic NAND + ECC option can not be specified at the same time. + $ref: /schemas/types.yaml#/definitions/flag + unevaluatedProperties: false allOf: @@ -177,6 +195,8 @@ allOf: - const: iproc-idm - const: iproc-ext - if: + required: + - interrupts properties: interrupts: minItems: 2 @@ -184,12 +204,26 @@ allOf: required: - interrupt-names + - if: + patternProperties: + "^nand@[a-f0-9]$": + required: + - brcm,nand-ecc-use-strap + then: + patternProperties: + "^nand@[a-f0-9]$": + properties: + nand-ecc-strength: false + nand-ecc-step-size: false + nand-ecc-maximize: false + nand-ecc-algo: false + brcm,nand-oob-sector-size: false + unevaluatedProperties: false required: - reg - reg-names - - interrupts examples: - | diff --git a/Documentation/devicetree/bindings/mtd/davinci-nand.txt b/Documentation/devicetree/bindings/mtd/davinci-nand.txt index edebeae1f5b3..eb8e2ff4dbd2 100644 --- a/Documentation/devicetree/bindings/mtd/davinci-nand.txt +++ b/Documentation/devicetree/bindings/mtd/davinci-nand.txt @@ -68,7 +68,7 @@ Deprecated properties: false. Nand device bindings may contain additional sub-nodes describing partitions of -the address space. See partition.txt for more detail. The NAND Flash timing +the address space. See mtd.yaml for more detail. The NAND Flash timing values must be programmed in the chip select’s node of AEMIF memory-controller (see Documentation/devicetree/bindings/memory-controllers/ davinci-aemif.txt). diff --git a/Documentation/devicetree/bindings/mtd/flctl-nand.txt b/Documentation/devicetree/bindings/mtd/flctl-nand.txt index 427f46dc60ad..51518399d737 100644 --- a/Documentation/devicetree/bindings/mtd/flctl-nand.txt +++ b/Documentation/devicetree/bindings/mtd/flctl-nand.txt @@ -15,7 +15,7 @@ The DMA fields are not used yet in the driver but are listed here for completing the bindings. The device tree may optionally contain sub-nodes describing partitions of the -address space. See partition.txt for more detail. +address space. See mtd.yaml for more detail. Example: diff --git a/Documentation/devicetree/bindings/mtd/fsl-upm-nand.txt b/Documentation/devicetree/bindings/mtd/fsl-upm-nand.txt index 25f07c1f9e44..530c017e014e 100644 --- a/Documentation/devicetree/bindings/mtd/fsl-upm-nand.txt +++ b/Documentation/devicetree/bindings/mtd/fsl-upm-nand.txt @@ -22,7 +22,7 @@ Deprecated properties: (R/B# pins not connected). Each flash chip described may optionally contain additional sub-nodes -describing partitions of the address space. See partition.txt for more +describing partitions of the address space. See mtd.yaml for more detail. Examples: diff --git a/Documentation/devicetree/bindings/mtd/gpio-control-nand.txt b/Documentation/devicetree/bindings/mtd/gpio-control-nand.txt index 486a17d533d7..0edf55d47ea8 100644 --- a/Documentation/devicetree/bindings/mtd/gpio-control-nand.txt +++ b/Documentation/devicetree/bindings/mtd/gpio-control-nand.txt @@ -26,7 +26,7 @@ Optional properties: read to ensure that the GPIO accesses have completed. The device tree may optionally contain sub-nodes describing partitions of the -address space. See partition.txt for more detail. +address space. See mtd.yaml for more detail. Examples: diff --git a/Documentation/devicetree/bindings/mtd/gpmi-nand.yaml b/Documentation/devicetree/bindings/mtd/gpmi-nand.yaml index ba086c34626d..021c0da0b072 100644 --- a/Documentation/devicetree/bindings/mtd/gpmi-nand.yaml +++ b/Documentation/devicetree/bindings/mtd/gpmi-nand.yaml @@ -12,7 +12,7 @@ maintainers: description: | The GPMI nand controller provides an interface to control the NAND flash chips. The device tree may optionally contain sub-nodes - describing partitions of the address space. See partition.txt for + describing partitions of the address space. See mtd.yaml for more detail. properties: diff --git a/Documentation/devicetree/bindings/mtd/hisi504-nand.txt b/Documentation/devicetree/bindings/mtd/hisi504-nand.txt index 8963983ae7cb..362203e7d50e 100644 --- a/Documentation/devicetree/bindings/mtd/hisi504-nand.txt +++ b/Documentation/devicetree/bindings/mtd/hisi504-nand.txt @@ -22,7 +22,7 @@ The following ECC strength and step size are currently supported: - nand-ecc-strength = <16>, nand-ecc-step-size = <1024> Flash chip may optionally contain additional sub-nodes describing partitions of -the address space. See partition.txt for more detail. +the address space. See mtd.yaml for more detail. Example: diff --git a/Documentation/devicetree/bindings/mtd/jedec,spi-nor.yaml b/Documentation/devicetree/bindings/mtd/jedec,spi-nor.yaml index 58f0cea160ef..6e3afb42926e 100644 --- a/Documentation/devicetree/bindings/mtd/jedec,spi-nor.yaml +++ b/Documentation/devicetree/bindings/mtd/jedec,spi-nor.yaml @@ -52,6 +52,9 @@ properties: minItems: 1 maxItems: 2 + interrupts: + maxItems: 1 + m25p,fast-read: type: boolean description: diff --git a/Documentation/devicetree/bindings/mtd/mtd.yaml b/Documentation/devicetree/bindings/mtd/mtd.yaml index f322290ee516..bbb56216a4e2 100644 --- a/Documentation/devicetree/bindings/mtd/mtd.yaml +++ b/Documentation/devicetree/bindings/mtd/mtd.yaml @@ -10,6 +10,8 @@ maintainers: - Miquel Raynal <miquel.raynal@bootlin.com> - Richard Weinberger <richard@nod.at> +select: false + properties: $nodename: pattern: "^(flash|.*sram|nand)(@.*)?$" @@ -46,8 +48,8 @@ patternProperties: type: object allOf: - - $ref: ../nvmem/nvmem.yaml# - - $ref: ../nvmem/nvmem-deprecated-cells.yaml# + - $ref: /schemas/nvmem/nvmem.yaml# + - $ref: /schemas/nvmem/nvmem-deprecated-cells.yaml# unevaluatedProperties: false diff --git a/Documentation/devicetree/bindings/mtd/nvidia-tegra20-nand.txt b/Documentation/devicetree/bindings/mtd/nvidia-tegra20-nand.txt index e737e5beb7bf..4a00ec2b2540 100644 --- a/Documentation/devicetree/bindings/mtd/nvidia-tegra20-nand.txt +++ b/Documentation/devicetree/bindings/mtd/nvidia-tegra20-nand.txt @@ -39,7 +39,7 @@ Optional children node properties: - wp-gpios: GPIO specifier for the write protect pin. Optional child node of NAND chip nodes: -Partitions: see partition.txt +Partitions: see mtd.yaml Example: nand-controller@70008000 { diff --git a/Documentation/devicetree/bindings/mtd/orion-nand.txt b/Documentation/devicetree/bindings/mtd/orion-nand.txt index 2d6ab660e603..b9997b1f13ac 100644 --- a/Documentation/devicetree/bindings/mtd/orion-nand.txt +++ b/Documentation/devicetree/bindings/mtd/orion-nand.txt @@ -13,7 +13,7 @@ Optional properties: registers in usecs The device tree may optionally contain sub-nodes describing partitions of the -address space. See partition.txt for more detail. +address space. See mtd.yaml for more detail. Example: diff --git a/Documentation/devicetree/bindings/mtd/partitions/binman.yaml b/Documentation/devicetree/bindings/mtd/partitions/binman.yaml new file mode 100644 index 000000000000..bb4b08546184 --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/partitions/binman.yaml @@ -0,0 +1,53 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mtd/partitions/binman.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Binman entries + +description: | + This corresponds to a binman 'entry'. It is a single partition which holds + data of a defined type. + + Binman uses the type to indicate what data file / type to place in the + partition. There are quite a number of binman-specific entry types, such as + section, fill and files, to be added later. + +maintainers: + - Simon Glass <sjg@chromium.org> + +allOf: + - $ref: /schemas/mtd/partitions/partition.yaml# + +properties: + compatible: + enum: + - u-boot # u-boot.bin from U-Boot project + - tfa-bl31 # bl31.bin or bl31.elf from TF-A project + +required: + - compatible + +unevaluatedProperties: false + +examples: + - | + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@100000 { + compatible = "u-boot"; + reg = <0x100000 0xf00000>; + align-size = <0x1000>; + align-end = <0x10000>; + }; + + partition@200000 { + compatible = "tfa-bl31"; + reg = <0x200000 0x100000>; + align = <0x4000>; + }; + }; diff --git a/Documentation/devicetree/bindings/mtd/partitions/linux,ubi.yaml b/Documentation/devicetree/bindings/mtd/partitions/linux,ubi.yaml new file mode 100644 index 000000000000..27e1ac1f252e --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/partitions/linux,ubi.yaml @@ -0,0 +1,75 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mtd/partitions/linux,ubi.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Unsorted Block Images + +description: | + UBI ("Unsorted Block Images") is a volume management system for raw + flash devices which manages multiple logical volumes on a single + physical flash device and spreads the I/O load (i.e wear-leveling) + across the whole flash chip. + +maintainers: + - Daniel Golle <daniel@makrotopia.org> + +allOf: + - $ref: partition.yaml# + +properties: + compatible: + const: linux,ubi + + volumes: + type: object + description: UBI Volumes + + patternProperties: + "^ubi-volume-.*$": + $ref: /schemas/mtd/partitions/ubi-volume.yaml# + + unevaluatedProperties: false + +required: + - compatible + +unevaluatedProperties: false + +examples: + - | + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + reg = <0x0 0x100000>; + label = "bootloader"; + read-only; + }; + + partition@100000 { + reg = <0x100000 0x1ff00000>; + label = "ubi"; + compatible = "linux,ubi"; + + volumes { + ubi-volume-caldata { + volid = <2>; + volname = "rf"; + + nvmem-layout { + compatible = "fixed-layout"; + #address-cells = <1>; + #size-cells = <1>; + + eeprom@0 { + reg = <0x0 0x1000>; + }; + }; + }; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/mtd/partitions/partition.yaml b/Documentation/devicetree/bindings/mtd/partitions/partition.yaml index 1ebe9e2347ea..80d0452a2a33 100644 --- a/Documentation/devicetree/bindings/mtd/partitions/partition.yaml +++ b/Documentation/devicetree/bindings/mtd/partitions/partition.yaml @@ -57,6 +57,57 @@ properties: user space from type: boolean + align: + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 2 + maximum: 0x80000000 + multipleOf: 2 + description: + This sets the alignment of the entry in bytes. + + The entry offset is adjusted so that the entry starts on an aligned + boundary within the containing section or image. For example ‘align = + <16>’ means that the entry will start on a 16-byte boundary. This may + mean that padding is added before the entry. The padding is part of + the containing section but is not included in the entry, meaning that + an empty space may be created before the entry starts. Alignment + must be a power of 2. If ‘align’ is not provided, no alignment is + performed. + + align-size: + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 2 + maximum: 0x80000000 + multipleOf: 2 + description: + This sets the alignment of the entry size in bytes. It must be a power + of 2. + + For example, to ensure that the size of an entry is a multiple of 64 + bytes, set this to 64. While this does not affect the content of the + entry itself (the padding is performed only when its parent section is + assembled), the end result is that the entry ends with the padding + bytes, so may grow. If ‘align-size’ is not provided, no alignment is + performed. + + align-end: + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 2 + maximum: 0x80000000 + multipleOf: 2 + description: + This sets the alignment (in bytes) of the end of an entry with respect + to the containing section. It must be a power of 2. + + Some entries require that they end on an alignment boundary, + regardless of where they start. This does not move the start of the + entry, so the content of the entry will still start at the beginning. + But there may be padding at the end. While this does not affect the + content of the entry itself (the padding is performed only when its + parent section is assembled), the end result is that the entry ends + with the padding bytes, so may grow. If ‘align-end’ is not provided, + no alignment is performed. + if: not: required: [ reg ] @@ -67,3 +118,24 @@ then: # This is a generic file other binding inherit from and extend additionalProperties: true + +examples: + - | + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@100000 { + compatible = "u-boot"; + reg = <0x100000 0xf00000>; + align-size = <0x1000>; + align-end = <0x10000>; + }; + + partition@200000 { + compatible = "tfa-bl31"; + reg = <0x200000 0x100000>; + align = <0x4000>; + }; + }; diff --git a/Documentation/devicetree/bindings/mtd/partitions/ubi-volume.yaml b/Documentation/devicetree/bindings/mtd/partitions/ubi-volume.yaml new file mode 100644 index 000000000000..19736b26056b --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/partitions/ubi-volume.yaml @@ -0,0 +1,40 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mtd/partitions/ubi-volume.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: UBI volume + +description: | + This binding describes a single UBI volume. Volumes can be matches either + by their ID or their name, or both. + +maintainers: + - Daniel Golle <daniel@makrotopia.org> + +properties: + volid: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + Match UBI volume ID + + volname: + $ref: /schemas/types.yaml#/definitions/string + description: + Match UBI volume ID + + nvmem-layout: + $ref: /schemas/nvmem/layouts/nvmem-layout.yaml# + description: + This container may reference an NVMEM layout parser. + +anyOf: + - required: + - volid + + - required: + - volname + +# This is a generic file other binding inherit from and extend +additionalProperties: true diff --git a/Documentation/devicetree/bindings/mtd/samsung,s5pv210-onenand.yaml b/Documentation/devicetree/bindings/mtd/samsung,s5pv210-onenand.yaml new file mode 100644 index 000000000000..e07941b69904 --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/samsung,s5pv210-onenand.yaml @@ -0,0 +1,65 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mtd/samsung,s5pv210-onenand.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S5Pv210 SoC OneNAND Controller + +maintainers: + - Krzysztof Kozlowski <krzk@kernel.org> + +properties: + compatible: + enum: + - samsung,s5pv210-onenand + + reg: + items: + - description: Control registers + - description: OneNAND interface nCE[0] + - description: OneNAND interface nCE[1] + + clocks: + maxItems: 2 + + clock-names: + items: + - const: bus + - const: onenand + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - clock-names + - interrupts + +allOf: + - $ref: nand-controller.yaml + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/s5pv210.h> + + nand-controller@b0600000 { + compatible = "samsung,s5pv210-onenand"; + reg = <0xb0600000 0x2000>, + <0xb0000000 0x20000>, + <0xb0040000 0x20000>; + clocks = <&clocks CLK_NANDXL>, <&clocks DOUT_FLASH>; + clock-names = "bus", "onenand"; + interrupt-parent = <&vic1>; + interrupts = <31>; + #address-cells = <1>; + #size-cells = <0>; + + nand@0 { + reg = <0>; + }; + }; diff --git a/Documentation/devicetree/bindings/mtd/samsung-s3c2410.txt b/Documentation/devicetree/bindings/mtd/samsung-s3c2410.txt index 09815c40fc8a..635455350660 100644 --- a/Documentation/devicetree/bindings/mtd/samsung-s3c2410.txt +++ b/Documentation/devicetree/bindings/mtd/samsung-s3c2410.txt @@ -19,7 +19,7 @@ Optional child properties: Each child device node may optionally contain a 'partitions' sub-node, which further contains sub-nodes describing the flash partition mapping. -See partition.txt for more detail. +See mtd.yaml for more detail. Example: diff --git a/Documentation/devicetree/bindings/mtd/st,stm32-fmc2-nand.yaml b/Documentation/devicetree/bindings/mtd/st,stm32-fmc2-nand.yaml index e72cb5bacaf0..b8ef9ba88e92 100644 --- a/Documentation/devicetree/bindings/mtd/st,stm32-fmc2-nand.yaml +++ b/Documentation/devicetree/bindings/mtd/st,stm32-fmc2-nand.yaml @@ -14,10 +14,11 @@ properties: enum: - st,stm32mp15-fmc2 - st,stm32mp1-fmc2-nfc + - st,stm32mp25-fmc2-nfc reg: minItems: 6 - maxItems: 7 + maxItems: 12 interrupts: maxItems: 1 @@ -92,6 +93,28 @@ allOf: - description: Chip select 1 command - description: Chip select 1 address space + - if: + properties: + compatible: + contains: + const: st,stm32mp25-fmc2-nfc + then: + properties: + reg: + items: + - description: Chip select 0 data + - description: Chip select 0 command + - description: Chip select 0 address space + - description: Chip select 1 data + - description: Chip select 1 command + - description: Chip select 1 address space + - description: Chip select 2 data + - description: Chip select 2 command + - description: Chip select 2 address space + - description: Chip select 3 data + - description: Chip select 3 command + - description: Chip select 3 address space + required: - compatible - reg |