diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2024-07-20 09:03:36 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2024-07-20 09:03:36 -0700 |
commit | d2be38b9a5514dbc7dc0c96a2a7f619fcddce00d (patch) | |
tree | 8588d09562d7171ab95b07d9c00fa18b6b691bd3 /Documentation | |
parent | 3c3ff7be9729959699eb6cbc7fd7303566d74069 (diff) | |
parent | bb2d63500b5c8fd1ea425caffe2d44c931fefc6b (diff) |
Merge tag 'mips_6.11' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux
Pull MIPS updates from Thomas Bogendoerfer:
- add support for Realtek RTL9302C
- add support for Mobileye EyeQ6H
- add support for Mobileye EyeQ OLB system controller
- improve r4k clocksource
- add mode for emulating ieee754 NAN2008
- rework for BMIPS CBR address handling
- fixes for Loongson 2K1000
- defconfig updates
- cleanups and fixes
* tag 'mips_6.11' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux: (58 commits)
MIPS: config: Add ip30_defconfig
MIPS: config: lemote2f: Regenerate defconfig
MIPS: config: generic: Add board-litex
MIPS: config: Enable MSA and virtualization for MIPS64R6
MIPS: Fix fallback march for SB1
mips: dts: realtek: Add RTL9302C board
mips: generic: add fdt fixup for Realtek reference board
mips: select REALTEK_OTTO_TIMER for Realtek platforms
dt-bindings: interrupt-controller: realtek,rtl-intc: Add rtl9300-intc
dt-bindings: mips: realtek: Add rtl930x-soc compatible
dt-bindings: vendor-prefixes: Add Cameo Communications
mips: dts: realtek: add device_type property to cpu node
mips: dts: realtek: use "serial" instead of "uart" in node name
MIPS: Implement ieee754 NAN2008 emulation mode
MIPS: lantiq: improve USB initialization
MIPS: GIC: Generate redirect block accessors
MIPS: CPS: Add a couple of multi-cluster utility functions
MIPS: Octeron: remove source file executable bit
MAINTAINERS: Mobileye: add OLB drivers and dt-bindings
MIPS: mobileye: eyeq5: add OLB system-controller node
...
Diffstat (limited to 'Documentation')
7 files changed, 431 insertions, 2 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 681d32b00779..7c19a5fd75e4 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -2003,7 +2003,7 @@ for the device. By default it is set to false (0). ieee754= [MIPS] Select IEEE Std 754 conformance mode - Format: { strict | legacy | 2008 | relaxed } + Format: { strict | legacy | 2008 | relaxed | emulated } Default: strict Choose which programs will be accepted for execution @@ -2023,6 +2023,8 @@ by the FPU relaxed accept any binaries regardless of whether supported by the FPU + emulated accept any binaries but enable FPU emulator + if binary mode is unsupported by the FPU. The FPU emulator is always able to support both NaN encodings, so if no FPU hardware is present or it has diff --git a/Documentation/devicetree/bindings/interrupt-controller/realtek,rtl-intc.yaml b/Documentation/devicetree/bindings/interrupt-controller/realtek,rtl-intc.yaml index fb5593724059..833a01cdd1b1 100644 --- a/Documentation/devicetree/bindings/interrupt-controller/realtek,rtl-intc.yaml +++ b/Documentation/devicetree/bindings/interrupt-controller/realtek,rtl-intc.yaml @@ -25,6 +25,7 @@ properties: - items: - enum: - realtek,rtl8380-intc + - realtek,rtl9300-intc - const: realtek,rtl-intc - const: realtek,rtl-intc deprecated: true @@ -35,7 +36,10 @@ properties: const: 1 reg: - maxItems: 1 + minItems: 1 + items: + - description: vpe0 registers + - description: vpe1 registers interrupts: minItems: 1 @@ -71,6 +75,20 @@ allOf: else: required: - interrupts + - if: + properties: + compatible: + contains: + const: realtek,rtl9300-intc + then: + properties: + reg: + minItems: 2 + maxItems: 2 + else: + properties: + reg: + maxItems: 1 additionalProperties: false diff --git a/Documentation/devicetree/bindings/mips/brcm/soc.yaml b/Documentation/devicetree/bindings/mips/brcm/soc.yaml index 975945ca2888..0cc634482a6a 100644 --- a/Documentation/devicetree/bindings/mips/brcm/soc.yaml +++ b/Documentation/devicetree/bindings/mips/brcm/soc.yaml @@ -55,6 +55,16 @@ properties: under the "cpus" node. $ref: /schemas/types.yaml#/definitions/uint32 + brcm,bmips-cbr-reg: + description: Reference address of the CBR. + Some SoC suffer from a BUG where CBR(Core Base Register) + address might be badly or never initialized by the Bootloader + or reading it from co-processor registers, if the system boots + from secondary CPU, results in invalid address. + The CBR address is always the same on the SoC hence it + can be provided in DT to handle these broken case. + $ref: /schemas/types.yaml#/definitions/uint32 + patternProperties: "^cpu@[0-9]$": type: object @@ -64,6 +74,20 @@ properties: required: - mips-hpt-frequency +if: + properties: + compatible: + contains: + enum: + - brcm,bcm6358 + - brcm,bcm6368 + +then: + properties: + cpus: + required: + - brcm,bmips-cbr-reg + additionalProperties: true examples: diff --git a/Documentation/devicetree/bindings/mips/mobileye.yaml b/Documentation/devicetree/bindings/mips/mobileye.yaml index 831975f6b479..d60744550e46 100644 --- a/Documentation/devicetree/bindings/mips/mobileye.yaml +++ b/Documentation/devicetree/bindings/mips/mobileye.yaml @@ -26,6 +26,11 @@ properties: - enum: - mobileye,eyeq5-epm5 - const: mobileye,eyeq5 + - description: Boards with Mobileye EyeQ6H SoC + items: + - enum: + - mobileye,eyeq6h-epm6 + - const: mobileye,eyeq6h additionalProperties: true diff --git a/Documentation/devicetree/bindings/mips/realtek-rtl.yaml b/Documentation/devicetree/bindings/mips/realtek-rtl.yaml index f8ac309d2994..d337655bfbf8 100644 --- a/Documentation/devicetree/bindings/mips/realtek-rtl.yaml +++ b/Documentation/devicetree/bindings/mips/realtek-rtl.yaml @@ -20,5 +20,9 @@ properties: - enum: - cisco,sg220-26 - const: realtek,rtl8382-soc + - items: + - enum: + - cameo,rtl9302c-2x-rtl8224-2xge + - const: realtek,rtl9302-soc additionalProperties: true diff --git a/Documentation/devicetree/bindings/soc/mobileye/mobileye,eyeq5-olb.yaml b/Documentation/devicetree/bindings/soc/mobileye/mobileye,eyeq5-olb.yaml new file mode 100644 index 000000000000..f7e606d45ebc --- /dev/null +++ b/Documentation/devicetree/bindings/soc/mobileye/mobileye,eyeq5-olb.yaml @@ -0,0 +1,374 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/mobileye/mobileye,eyeq5-olb.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Mobileye EyeQ SoC system controller + +maintainers: + - Grégory Clement <gregory.clement@bootlin.com> + - Théo Lebrun <theo.lebrun@bootlin.com> + - Vladimir Kondratiev <vladimir.kondratiev@mobileye.com> + +description: + OLB ("Other Logic Block") is a hardware block grouping smaller blocks. Clocks, + resets, pinctrl are being handled from here. EyeQ5 and EyeQ6L host a single + instance. EyeQ6H hosts seven instances. + +properties: + compatible: + items: + - enum: + - mobileye,eyeq5-olb + - mobileye,eyeq6l-olb + - mobileye,eyeq6h-acc-olb + - mobileye,eyeq6h-central-olb + - mobileye,eyeq6h-east-olb + - mobileye,eyeq6h-west-olb + - mobileye,eyeq6h-south-olb + - mobileye,eyeq6h-ddr0-olb + - mobileye,eyeq6h-ddr1-olb + - const: syscon + + reg: + maxItems: 1 + + '#reset-cells': + description: + First cell is domain and optional if compatible has a single reset domain. + Second cell is reset index inside that domain. + enum: [ 1, 2 ] + + '#clock-cells': + description: + Cell is clock index. Optional if compatible has a single clock. + enum: [ 0, 1 ] + + clocks: + maxItems: 1 + description: + Input parent clock to all PLLs. Expected to be the main crystal. + + clock-names: + const: ref + +patternProperties: + '-pins?$': + type: object + description: Pin muxing configuration. + $ref: /schemas/pinctrl/pinmux-node.yaml# + additionalProperties: false + properties: + pins: true + function: + enum: [gpio, + # Bank A + timer0, timer1, timer2, timer5, uart0, uart1, can0, can1, spi0, + spi1, refclk0, + # Bank B + timer3, timer4, timer6, uart2, can2, spi2, spi3, mclk0] + bias-disable: true + bias-pull-down: true + bias-pull-up: true + drive-strength: true + required: + - pins + - function + allOf: + - if: + properties: + function: + const: gpio + then: + properties: + pins: + items: # PA0 - PA28, PB0 - PB22 + pattern: '^(P(A|B)1?[0-9]|PA2[0-8]|PB2[0-2])$' + - if: + properties: + function: + const: timer0 + then: + properties: + pins: + items: + enum: [PA0, PA1] + - if: + properties: + function: + const: timer1 + then: + properties: + pins: + items: + enum: [PA2, PA3] + - if: + properties: + function: + const: timer2 + then: + properties: + pins: + items: + enum: [PA4, PA5] + - if: + properties: + function: + const: timer5 + then: + properties: + pins: + items: + enum: [PA6, PA7, PA8, PA9] + - if: + properties: + function: + const: uart0 + then: + properties: + pins: + items: + enum: [PA10, PA11] + - if: + properties: + function: + const: uart1 + then: + properties: + pins: + items: + enum: [PA12, PA13] + - if: + properties: + function: + const: can0 + then: + properties: + pins: + items: + enum: [PA14, PA15] + - if: + properties: + function: + const: can1 + then: + properties: + pins: + items: + enum: [PA16, PA17] + - if: + properties: + function: + const: spi0 + then: + properties: + pins: + items: + enum: [PA18, PA19, PA20, PA21, PA22] + - if: + properties: + function: + const: spi1 + then: + properties: + pins: + items: + enum: [PA23, PA24, PA25, PA26, PA27] + - if: + properties: + function: + const: refclk0 + then: + properties: + pins: + items: + enum: [PA28] + - if: + properties: + function: + const: timer3 + then: + properties: + pins: + items: + enum: [PB0, PB1] + - if: + properties: + function: + const: timer4 + then: + properties: + pins: + items: + enum: [PB2, PB3] + - if: + properties: + function: + const: timer6 + then: + properties: + pins: + items: + enum: [PB4, PB5, PB6, PB7] + - if: + properties: + function: + const: uart2 + then: + properties: + pins: + items: + enum: [PB8, PB9] + - if: + properties: + function: + const: can2 + then: + properties: + pins: + items: + enum: [PB10, PB11] + - if: + properties: + function: + const: spi2 + then: + properties: + pins: + items: + enum: [PB12, PB13, PB14, PB15, PB16] + - if: + properties: + function: + const: spi3 + then: + properties: + pins: + items: + enum: [PB17, PB18, PB19, PB20, PB21] + - if: + properties: + function: + const: mclk0 + then: + properties: + pins: + items: + enum: [PB22] + +required: + - compatible + - reg + - '#clock-cells' + - clocks + - clock-names + +additionalProperties: false + +allOf: + # Compatibles exposing a single reset domain. + - if: + properties: + compatible: + contains: + enum: + - mobileye,eyeq6h-acc-olb + - mobileye,eyeq6h-east-olb + - mobileye,eyeq6h-west-olb + then: + properties: + '#reset-cells': + const: 1 + required: + - '#reset-cells' + + # Compatibles exposing two reset domains. + - if: + properties: + compatible: + contains: + enum: + - mobileye,eyeq5-olb + - mobileye,eyeq6l-olb + then: + properties: + '#reset-cells': + const: 2 + required: + - '#reset-cells' + + # Compatibles not exposing resets. + - if: + properties: + compatible: + contains: + enum: + - mobileye,eyeq6h-central-olb + - mobileye,eyeq6h-south-olb + - mobileye,eyeq6h-ddr0-olb + - mobileye,eyeq6h-ddr1-olb + then: + properties: + '#reset-cells': false + + # Compatibles exposing a single clock. + - if: + properties: + compatible: + contains: + enum: + - mobileye,eyeq6h-central-olb + - mobileye,eyeq6h-east-olb + - mobileye,eyeq6h-west-olb + - mobileye,eyeq6h-ddr0-olb + - mobileye,eyeq6h-ddr1-olb + then: + properties: + '#clock-cells': + const: 0 + else: + properties: + '#clock-cells': + const: 1 + + # Only EyeQ5 has pinctrl in OLB. + - if: + not: + properties: + compatible: + contains: + const: mobileye,eyeq5-olb + then: + patternProperties: + '-pins?$': false + +examples: + - | + soc { + #address-cells = <2>; + #size-cells = <2>; + + system-controller@e00000 { + compatible = "mobileye,eyeq5-olb", "syscon"; + reg = <0 0xe00000 0x0 0x400>; + #reset-cells = <2>; + #clock-cells = <1>; + clocks = <&xtal>; + clock-names = "ref"; + }; + }; + - | + soc { + #address-cells = <2>; + #size-cells = <2>; + + system-controller@d2003000 { + compatible = "mobileye,eyeq6h-acc-olb", "syscon"; + reg = <0x0 0xd2003000 0x0 0x1000>; + #reset-cells = <1>; + #clock-cells = <1>; + clocks = <&xtal>; + clock-names = "ref"; + }; + }; diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml index 928e687385ab..a70ce43b3dc0 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.yaml +++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml @@ -246,6 +246,8 @@ patternProperties: description: CALAO Systems SAS "^calxeda,.*": description: Calxeda + "^cameo,.*": + description: Cameo Communications, Inc "^canaan,.*": description: Canaan, Inc. "^caninos,.*": |