Signed-off-by: Yoshinori Sato <ysato@xxxxxxxxxxxxxxxxxxxx> --- .../bindings/display/smi,sm501.yaml | 443 ++++++++++++++++++ 1 file changed, 443 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/smi,sm501.yaml diff --git a/Documentation/devicetree/bindings/display/smi,sm501.yaml b/Documentation/devicetree/bindings/display/smi,sm501.yaml new file mode 100644 index 000000000000..c3ab0f08a894 --- /dev/null +++ b/Documentation/devicetree/bindings/display/smi,sm501.yaml @@ -0,0 +1,443 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/smi,sm501.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Silicon Motion SM501 Mobile Multimedia Companion Chip + +maintainers: + - Yoshinori Sato <ysato@xxxxxxxxxxxxxxxxxxx> + +description: + Silicon Motion Inc, SM501 Companion Chip. + +definitions: + fb-flag: + $ref: /schemas/types.yaml#/definitions/string-array + description: Display initialize flags. + items: + anyOf: + - const: use-init-done + - const: disable-at-exit + - const: use-hwcursor + - const: use-hwaccel + - const: panel-no-fpen + - const: panel-no-vbiasen + - const: panel-inv-fpen + - const: panel-inv-vbiasen + maxItems: 8 + +properties: + compatible: + const: + smi,sm501 + + reg: + maxItems: 2 + description: + First entry - System Configuration registers + Second entry - IO space (Display Controller register) + + interrupts: + description: SM501 interrupt to the cpu should be described here. + + clocks: + minItems: 2 + + clock-names: + items: + - const: mclk + - const: m1xclk + + mode: + $ref: /schemas/types.yaml#/definitions/string + description: Select a video mode + + edid: + $ref: /schemas/types.yaml#/definitions/uint8-array + description: + Verbatim EDID data block describing attached display. + Data from the detailed timing descriptor will be used to + program the display controller. + + smi,little-endian: + $ref: /schemas/types.yaml#/definitions/flag + description: available on big endian systems, to set different foreign endian. + smi,big-endian: + $ref: /schemas/types.yaml#/definitions/flag + description: available on little endian systems, to set different foreign endian. + + smi,swap-fb-endian: + $ref: /schemas/types.yaml#/definitions/flag + description: swap framebuffer byteorder. + + route-crt-panel: + $ref: /schemas/types.yaml#/definitions/flag + description: Panel output merge to CRT. + + crt: + type: object + description: CRT output control + properties: + smi,flags: + $ref: "#/definitions/fb-flag" + + bpp: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Color depth + + panel: + type: object + description: Panel output control + properties: + smi,flags: + $ref: "#/definitions/fb-flag" + + bpp: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Color depth + + smi,devices: + $ref: /schemas/types.yaml#/definitions/string-array + description: Select SM501 device functions. + items: + anyOf: + - const: usb-host + - const: usb-slave + - const: ssp0 + - const: ssp1 + - const: uart0 + - const: uart1 + - const: fbaccel + - const: ac97 + - const: i2s + minItems: 1 + maxItems: 9 + + smi,misc-timing-ex: + $ref: /schemas/types.yaml#/definitions/string + description: Miscellaneous Timing - Extend bus holding time. + enum: + - none + - "16" + - "32" + - "48" + - "64" + - "80" + - "96" + - "112" + - "128" + - "144" + - "160" + - "176" + - "192" + - "208" + - "224" + - "240" + + smi,misc-timing-xc: + $ref: /schemas/types.yaml#/definitions/string + description: Miscellaneous Timing - Xscale clock input select. + enum: + - internal-pll + - hclk + - gpio30 + + smi,misc-timing-usb-current: + $ref: /schemas/types.yaml#/definitions/string + description: Miscellaneous Timing - USB host current detection. + enum: + - disable + - enable + + smi,misc-timing-ssm1: + $ref: /schemas/types.yaml#/definitions/string + description: Miscellaneous Timing - System SDRAM Clock Select for PW Mode 1. + enum: + - "288" + - divider + + smi,misc-timing-sm1: + $ref: /schemas/types.yaml#/definitions/string + description: Miscellaneous Timing - SDRAM clock divider for PW mode 1. + enum: + - "1" + - "2" + - "3" + - "4" + - "6" + - "8" + - "12" + - "16" + - "24" + - "32" + - "48" + - "64" + - "96" + - "128" + - "192" + - "384" + + smi,misc-timing-ssm0: + $ref: /schemas/types.yaml#/definitions/string + description: Miscellaneous Timing - System SDRAM Clock Select for PW Mode 0. + enum: + - "288" + - divider + + smi,misc-timing-sm0: + $ref: /schemas/types.yaml#/definitions/string + description: Miscellaneous Timing - SDRAM clock divider for PW mode 0. + enum: + - "1" + - "2" + - "3" + - "4" + - "6" + - "8" + - "12" + - "16" + - "24" + - "32" + - "48" + - "64" + - "96" + - "128" + - "192" + - "384" + + smi,misc-timing-deb: + $ref: /schemas/types.yaml#/definitions/string + description: Miscellaneous Timing - 96MHz PLL debug control + enum: + - input-reference + - output + + smi,misc-timing-a: + $ref: /schemas/types.yaml#/definitions/string + description: Miscellaneous Timing - ACPI Control. + enum: + - no-acpi + - acpi + + smi,misc-timing-divider: + $ref: /schemas/types.yaml#/definitions/string + description: Miscellaneous Timing - Output Frequency Selection for Second PLL. + enum: + - "336" + - "288" + - "240" + - "192" + + smi,misc-timing-u: + $ref: /schemas/types.yaml#/definitions/string + description: Miscellaneous Timing - USB Host mode. + enum: + - normal + - simulation + + smi,misc-timing-delay: + $ref: /schemas/types.yaml#/definitions/string + description: Miscellaneous Timing - Delay time to latch read data for external SDRAM memory controller. + enum: + - none + - "0.5" + - "1.0" + - "1.5" + - "2.0" + - "2.5" + + smi,misc-control-pad: + $ref: /schemas/types.yaml#/definitions/string + description: Micellaneous Control - PCI Pad drive strength. + enum: + - "24" + - "12" + - "8" + + smi,misc-control-usbclk: + $ref: /schemas/types.yaml#/definitions/string + description: Micellaneous Control - USB Clcok Select. + enum: + - xtal + - "96" + - "48" + + smi,misc-control-ssp: + $ref: /schemas/types.yaml#/definitions/string + description: Micellaneous Control - UART1/SSP1 Select. + enum: + - uart1 + - ssp1 + + smi,misc-control-lat: + $ref: /schemas/types.yaml#/definitions/string + description: Micellaneous Control - 8051 Latch Enable for Address. + enum: + - disable + - enable + + smi,misc-control-fp: + $ref: /schemas/types.yaml#/definitions/string + description: Micellaneous Control - Flat Panel Data Select. + enum: + - "18" + - "24" + + smi,misc-control-freq: + $ref: /schemas/types.yaml#/definitions/string + description: Micellaneous Control - Crystal frequency select. + enum: + - "24" + - "12" + + smi,misc-control-refresh: + $ref: /schemas/types.yaml#/definitions/string + description: Micellaneous Control - Internal memory refresh control + enum: + - "8" + - "16" + - "32" + - "64" + + smi,misc-control-hold: + $ref: /schemas/types.yaml#/definitions/string + description: Micellaneous Control - BUS Hold time. + enum: + - fifo-empty + - "8" + - "16" + - "24" + - "32" + + smi,misc-control-sh: + $ref: /schemas/types.yaml#/definitions/string + description: Micellaneous Control - Renesas SuperH ready polarity. + enum: + - active-low + - active-high + + smi,misc-control-ii: + $ref: /schemas/types.yaml#/definitions/string + description: Micellaneous Control - Interrupt inverting. + enum: + - normal + - inverted + + smi,misc-control-pll: + $ref: /schemas/types.yaml#/definitions/string + description: Micellaneous Control - PLL clock count. + enum: + - disable + - enable + + smi,misc-control-gap: + $ref: /schemas/types.yaml#/definitions/string + description: Micellaneous Control - DAC Band Gap Control. + const: "0" + + smi,misc-control-dac: + $ref: /schemas/types.yaml#/definitions/string + description: Micellaneous Control - DAC Power control. + enum: + - disable + - enable + + smi,misc-control-mc: + $ref: /schemas/types.yaml#/definitions/string + description: Micellaneous Control - USB slave controller. + enum: + - cpu + - "8051" + + smi,misc-control-bl: + $ref: /schemas/types.yaml#/definitions/string + description: Micellaneous Control - CPU Master burst length. + enum: + - "1" + - "8" + + smi,misc-control-usb: + $ref: /schemas/types.yaml#/definitions/string + description: Micellaneous Control - USB port select. + enum: + - master + - slave + + smi,misc-control-vr: + $ref: /schemas/types.yaml#/definitions/string + description: Micellaneous Control - NEC VR Memory map select. + enum: + - "0x1e00000" + - "0x3e00000" + + gpio: + type: object + description: GPIO pin control + additionalProperties: false + patternProperties: + "^pin-[0-9]+$": + $ref: /schemas/types.yaml#/definitions/string + enum: + - ioport + - function + +additionalProperties: false + +required: + - compatible + - reg + - interrupts + + +examples: + - | + display@10000000 { + compatible = "smi,sm501"; + reg = <0x10000000 0x03e00000 + 0x13e00000 0x00200000>; + interrupt-parent = <&r2dintc>; + interrupts = <4 0>; + clocks = <&mclk &m1xclk>; + clock-names = "mclk", "m1xclk"; + mode = "640x480-16@60"; + smi,little-endian; + smi,devices = "usb-host", "uart0"; + smi,swap-fb-endian; + edid = [00 ff ff ff ff ff ff 00 00 00 00 00 00 00 00 00 + 00 00 01 04 00 00 00 00 00 00 00 00 00 00 00 00 + 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 + 00 00 00 00 00 00 f0 0a 80 fb 20 e0 25 10 32 60 + 02 00 00 00 00 00 00 06 00 00 00 00 00 00 00 00 + 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 + 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 + 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 bd]; + + smi,misc-timing-ex = "16"; + smi,misc-timing-xc = "internal-pll"; + smi,misc-timing-usb-current = "disable"; + smi,misc-control-pad = "24"; + smi,misc-control-usbclk = "xtal"; + smi,misc-control-sh = "active-low"; + + gpio { + pin-0 = "ioport"; + pin-1 = "function"; + }; + + crt { + smi,flags = "use-init-done", + "disable-at-exit", + "use-hwcursor", + "use-hwaccel"; + }; + + panel { + bpp = <16>; + smi,flags = "use-init-done", + "disable-at-exit", + "use-hwcursor", + "use-hwaccel"; + }; + }; -- 2.39.2
