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Merge tag 'soc-ep93xx-dt-6.12' of git://git.kernel.org/pub/scm/linux/…
…kernel/git/soc/soc
Pull SoC update from Arnd Bergmann:
"Convert ep93xx to devicetree
This concludes a long journey towards replacing the old board files
with devictree description on the Cirrus Logic EP93xx platform.
Nikita Shubin has been working on this for a long time, for details
see the last post on
https://lore.kernel.org/lkml/20240909-ep93xx-v12-0-e86ab2423d4b@maquefel.me/"
* tag 'soc-ep93xx-dt-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (47 commits)
dt-bindings: gpio: ep9301: Add missing "#interrupt-cells" to examples
MAINTAINERS: Update EP93XX ARM ARCHITECTURE maintainer
soc: ep93xx: drop reference to removed EP93XX_SOC_COMMON config
net: cirrus: use u8 for addr to calm down sparse
dmaengine: cirrus: use snprintf() to calm down gcc 13.3.0
dmaengine: ep93xx: Fix a NULL vs IS_ERR() check in probe()
pinctrl: ep93xx: Fix raster pins typo
spi: ep93xx: update kerneldoc comments for ep93xx_spi
clk: ep93xx: Fix off by one in ep93xx_div_recalc_rate()
clk: ep93xx: add module license
dmaengine: cirrus: remove platform code
ASoC: cirrus: edb93xx: Delete driver
ARM: ep93xx: soc: drop defines
ARM: ep93xx: delete all boardfiles
ata: pata_ep93xx: remove legacy pinctrl use
pwm: ep93xx: drop legacy pinctrl
ARM: ep93xx: DT for the Cirrus ep93xx SoC platforms
ARM: dts: ep93xx: Add EDB9302 DT
ARM: dts: ep93xx: add ts7250 board
ARM: dts: add Cirrus EP93XX SoC .dtsi
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38
Documentation/devicetree/bindings/arm/cirrus/cirrus,ep9301.yaml
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| # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause | ||
| %YAML 1.2 | ||
| --- | ||
| $id: http://devicetree.org/schemas/arm/cirrus/cirrus,ep9301.yaml# | ||
| $schema: http://devicetree.org/meta-schemas/core.yaml# | ||
|
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| title: Cirrus Logic EP93xx platforms | ||
|
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||
| description: | ||
| The EP93xx SoC is a ARMv4T-based with 200 MHz ARM9 CPU. | ||
|
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||
| maintainers: | ||
| - Alexander Sverdlin <alexander.sverdlin@gmail.com> | ||
| - Nikita Shubin <nikita.shubin@maquefel.me> | ||
|
|
||
| properties: | ||
| $nodename: | ||
| const: '/' | ||
| compatible: | ||
| oneOf: | ||
| - description: The TS-7250 is a compact, full-featured Single Board | ||
| Computer (SBC) based upon the Cirrus EP9302 ARM9 CPU | ||
| items: | ||
| - const: technologic,ts7250 | ||
| - const: cirrus,ep9301 | ||
|
|
||
| - description: The Liebherr BK3 is a derivate from ts7250 board | ||
| items: | ||
| - const: liebherr,bk3 | ||
| - const: cirrus,ep9301 | ||
|
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||
| - description: EDB302 is an evaluation board by Cirrus Logic, | ||
| based on a Cirrus Logic EP9302 CPU | ||
| items: | ||
| - const: cirrus,edb9302 | ||
| - const: cirrus,ep9301 | ||
|
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| additionalProperties: true |
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42
Documentation/devicetree/bindings/ata/cirrus,ep9312-pata.yaml
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| # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) | ||
| %YAML 1.2 | ||
| --- | ||
| $id: http://devicetree.org/schemas/ata/cirrus,ep9312-pata.yaml# | ||
| $schema: http://devicetree.org/meta-schemas/core.yaml# | ||
|
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| title: Cirrus Logic EP9312 PATA controller | ||
|
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| maintainers: | ||
| - Damien Le Moal <dlemoal@kernel.org> | ||
|
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| properties: | ||
| compatible: | ||
| oneOf: | ||
| - const: cirrus,ep9312-pata | ||
| - items: | ||
| - const: cirrus,ep9315-pata | ||
| - const: cirrus,ep9312-pata | ||
|
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| reg: | ||
| maxItems: 1 | ||
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| interrupts: | ||
| maxItems: 1 | ||
|
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| required: | ||
| - compatible | ||
| - reg | ||
| - interrupts | ||
|
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| additionalProperties: false | ||
|
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| examples: | ||
| - | | ||
| ide@800a0000 { | ||
| compatible = "cirrus,ep9312-pata"; | ||
| reg = <0x800a0000 0x38>; | ||
| interrupt-parent = <&vic1>; | ||
| interrupts = <8>; | ||
| pinctrl-names = "default"; | ||
| pinctrl-0 = <&ide_default_pins>; | ||
| }; |
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Documentation/devicetree/bindings/dma/cirrus,ep9301-dma-m2m.yaml
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| # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) | ||
| %YAML 1.2 | ||
| --- | ||
| $id: http://devicetree.org/schemas/dma/cirrus,ep9301-dma-m2m.yaml# | ||
| $schema: http://devicetree.org/meta-schemas/core.yaml# | ||
|
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| title: Cirrus Logic ep93xx SoC DMA controller | ||
|
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| maintainers: | ||
| - Alexander Sverdlin <alexander.sverdlin@gmail.com> | ||
| - Nikita Shubin <nikita.shubin@maquefel.me> | ||
|
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| allOf: | ||
| - $ref: dma-controller.yaml# | ||
|
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| properties: | ||
| compatible: | ||
| oneOf: | ||
| - const: cirrus,ep9301-dma-m2m | ||
| - items: | ||
| - enum: | ||
| - cirrus,ep9302-dma-m2m | ||
| - cirrus,ep9307-dma-m2m | ||
| - cirrus,ep9312-dma-m2m | ||
| - cirrus,ep9315-dma-m2m | ||
| - const: cirrus,ep9301-dma-m2m | ||
|
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| reg: | ||
| items: | ||
| - description: m2m0 channel registers | ||
| - description: m2m1 channel registers | ||
|
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| clocks: | ||
| items: | ||
| - description: m2m0 channel gate clock | ||
| - description: m2m1 channel gate clock | ||
|
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| clock-names: | ||
| items: | ||
| - const: m2m0 | ||
| - const: m2m1 | ||
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| interrupts: | ||
| items: | ||
| - description: m2m0 channel interrupt | ||
| - description: m2m1 channel interrupt | ||
|
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| '#dma-cells': | ||
| const: 2 | ||
| description: | | ||
| The first cell is the unique device channel number as indicated by this | ||
| table for ep93xx: | ||
| 10: SPI controller | ||
| 11: IDE controller | ||
| The second cell is the DMA direction line number: | ||
| 1: Memory to device | ||
| 2: Device to memory | ||
| required: | ||
| - compatible | ||
| - reg | ||
| - clocks | ||
| - clock-names | ||
| - interrupts | ||
|
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| additionalProperties: false | ||
|
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| examples: | ||
| - | | ||
| #include <dt-bindings/clock/cirrus,ep9301-syscon.h> | ||
| dma-controller@80000100 { | ||
| compatible = "cirrus,ep9301-dma-m2m"; | ||
| reg = <0x80000100 0x0040>, | ||
| <0x80000140 0x0040>; | ||
| clocks = <&syscon EP93XX_CLK_M2M0>, | ||
| <&syscon EP93XX_CLK_M2M1>; | ||
| clock-names = "m2m0", "m2m1"; | ||
| interrupt-parent = <&vic0>; | ||
| interrupts = <17>, <18>; | ||
| #dma-cells = <2>; | ||
| }; |
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Documentation/devicetree/bindings/dma/cirrus,ep9301-dma-m2p.yaml
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| # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) | ||
| %YAML 1.2 | ||
| --- | ||
| $id: http://devicetree.org/schemas/dma/cirrus,ep9301-dma-m2p.yaml# | ||
| $schema: http://devicetree.org/meta-schemas/core.yaml# | ||
|
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| title: Cirrus Logic ep93xx SoC M2P DMA controller | ||
|
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| maintainers: | ||
| - Alexander Sverdlin <alexander.sverdlin@gmail.com> | ||
| - Nikita Shubin <nikita.shubin@maquefel.me> | ||
|
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||
| allOf: | ||
| - $ref: dma-controller.yaml# | ||
|
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| properties: | ||
| compatible: | ||
| oneOf: | ||
| - const: cirrus,ep9301-dma-m2p | ||
| - items: | ||
| - enum: | ||
| - cirrus,ep9302-dma-m2p | ||
| - cirrus,ep9307-dma-m2p | ||
| - cirrus,ep9312-dma-m2p | ||
| - cirrus,ep9315-dma-m2p | ||
| - const: cirrus,ep9301-dma-m2p | ||
|
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||
| reg: | ||
| items: | ||
| - description: m2p0 channel registers | ||
| - description: m2p1 channel registers | ||
| - description: m2p2 channel registers | ||
| - description: m2p3 channel registers | ||
| - description: m2p4 channel registers | ||
| - description: m2p5 channel registers | ||
| - description: m2p6 channel registers | ||
| - description: m2p7 channel registers | ||
| - description: m2p8 channel registers | ||
| - description: m2p9 channel registers | ||
|
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||
| clocks: | ||
| items: | ||
| - description: m2p0 channel gate clock | ||
| - description: m2p1 channel gate clock | ||
| - description: m2p2 channel gate clock | ||
| - description: m2p3 channel gate clock | ||
| - description: m2p4 channel gate clock | ||
| - description: m2p5 channel gate clock | ||
| - description: m2p6 channel gate clock | ||
| - description: m2p7 channel gate clock | ||
| - description: m2p8 channel gate clock | ||
| - description: m2p9 channel gate clock | ||
|
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||
| clock-names: | ||
| items: | ||
| - const: m2p0 | ||
| - const: m2p1 | ||
| - const: m2p2 | ||
| - const: m2p3 | ||
| - const: m2p4 | ||
| - const: m2p5 | ||
| - const: m2p6 | ||
| - const: m2p7 | ||
| - const: m2p8 | ||
| - const: m2p9 | ||
|
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| interrupts: | ||
| items: | ||
| - description: m2p0 channel interrupt | ||
| - description: m2p1 channel interrupt | ||
| - description: m2p2 channel interrupt | ||
| - description: m2p3 channel interrupt | ||
| - description: m2p4 channel interrupt | ||
| - description: m2p5 channel interrupt | ||
| - description: m2p6 channel interrupt | ||
| - description: m2p7 channel interrupt | ||
| - description: m2p8 channel interrupt | ||
| - description: m2p9 channel interrupt | ||
|
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| '#dma-cells': | ||
| const: 2 | ||
| description: | | ||
| The first cell is the unique device channel number as indicated by this | ||
| table for ep93xx: | ||
| 0: I2S channel 1 | ||
| 1: I2S channel 2 (unused) | ||
| 2: AC97 channel 1 (unused) | ||
| 3: AC97 channel 2 (unused) | ||
| 4: AC97 channel 3 (unused) | ||
| 5: I2S channel 3 (unused) | ||
| 6: UART1 (unused) | ||
| 7: UART2 (unused) | ||
| 8: UART3 (unused) | ||
| 9: IRDA (unused) | ||
| The second cell is the DMA direction line number: | ||
| 1: Memory to device | ||
| 2: Device to memory | ||
| required: | ||
| - compatible | ||
| - reg | ||
| - clocks | ||
| - clock-names | ||
| - interrupts | ||
|
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| additionalProperties: false | ||
|
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| examples: | ||
| - | | ||
| #include <dt-bindings/clock/cirrus,ep9301-syscon.h> | ||
| dma-controller@80000000 { | ||
| compatible = "cirrus,ep9301-dma-m2p"; | ||
| reg = <0x80000000 0x0040>, | ||
| <0x80000040 0x0040>, | ||
| <0x80000080 0x0040>, | ||
| <0x800000c0 0x0040>, | ||
| <0x80000240 0x0040>, | ||
| <0x80000200 0x0040>, | ||
| <0x800002c0 0x0040>, | ||
| <0x80000280 0x0040>, | ||
| <0x80000340 0x0040>, | ||
| <0x80000300 0x0040>; | ||
| clocks = <&syscon EP93XX_CLK_M2P0>, | ||
| <&syscon EP93XX_CLK_M2P1>, | ||
| <&syscon EP93XX_CLK_M2P2>, | ||
| <&syscon EP93XX_CLK_M2P3>, | ||
| <&syscon EP93XX_CLK_M2P4>, | ||
| <&syscon EP93XX_CLK_M2P5>, | ||
| <&syscon EP93XX_CLK_M2P6>, | ||
| <&syscon EP93XX_CLK_M2P7>, | ||
| <&syscon EP93XX_CLK_M2P8>, | ||
| <&syscon EP93XX_CLK_M2P9>; | ||
| clock-names = "m2p0", "m2p1", | ||
| "m2p2", "m2p3", | ||
| "m2p4", "m2p5", | ||
| "m2p6", "m2p7", | ||
| "m2p8", "m2p9"; | ||
| interrupt-parent = <&vic0>; | ||
| interrupts = <7>, <8>, <9>, <10>, <11>, <12>, <13>, <14>, <15>, <16>; | ||
| #dma-cells = <2>; | ||
| }; |
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