Signed-off-by: Yoshinori Sato <ysato@xxxxxxxxxxxxxxxxxxxx> --- .../bindings/display/smi,sm501.yaml | 398 ++++++++++++++++++ 1 file changed, 398 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..06c6af4fa4a9 --- /dev/null +++ b/Documentation/devicetree/bindings/display/smi,sm501.yaml @@ -0,0 +1,398 @@ +# 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: | + These DT bindings describe the SM501. + +properties: + compatible: + const: + smi,sm501 + + reg: + maxItems: 2 + description: | + First entry: System Configuration register + Second entry: IO space (Display Controller register) + + interrupts: + description: SM501 interrupt to the cpu should be described here. + + mode: + $ref: /schemas/types.yaml#/definitions/string + description: select a video mode + + edid: + description: | + verbatim EDID data block describing attached display. + Data from the detailed timing descriptor will be used to + program the display controller. + + little-endian: + $ref: /schemas/types.yaml#/definitions/flag + description: available on big endian systems, to set different foreign endian. + big-endian: + $ref: /schemas/types.yaml#/definitions/flag + description: available on little endian systems, to set different foreign endian. + + 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: + 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,flags: + $ref: /schemas/types.yaml#/definitions/string-array + description: Display control 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 + + bpp: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Color depth + + panel: + type: object + description: Panel output control + properties: + 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,flags: + $ref: /schemas/types.yaml#/definitions/string-array + description: Display control 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 + + 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 + - const: gpio + minItems: 1 + maxItems: 10 + + smi,mclk: + $ref: /schemas/types.yaml#/definitions/uint32 + description: mclk frequency. + + smi,m1xclk: + $ref: /schemas/types.yaml#/definitions/uint32 + description: m1xclk frequency. + + misc-timing: + type: object + description: Miscellaneous Timing register values. + properties: + ex: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Extend bus holding time. + + xc: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Xscale clock input select. + + usb-over-current-detect-disable: + $ref: /schemas/types.yaml#/definitions/flag + description: USB host current detection disable (Us=0). + + usb-over-current-detect-enable: + $ref: /schemas/types.yaml#/definitions/flag + description: USB host current detection disable (Us=1). + + sdram-clock-mode1-288mhz: + $ref: /schemas/types.yaml#/definitions/flag + description: SSM1 bit is clear. + + sdram-clock-mode1-div: + $ref: /schemas/types.yaml#/definitions/flag + description: SSM1 bit is set. + + sm1: + $ref: /schemas/types.yaml#/definitions/flag + description: SDRAM clock divider for PW mode 1. + + sdram-clock-mode0-288mhz: + $ref: /schemas/types.yaml#/definitions/flag + description: SSM0 bit is clear. + + sdram-clock-mode0-div: + $ref: /schemas/types.yaml#/definitions/flag + description: SSM0 bit is set. + + sm0: + $ref: /schemas/types.yaml#/definitions/uint32 + description: SDRAM clock divider for PW mode 0. + + pll-debug-input: + $ref: /schemas/types.yaml#/definitions/flag + description: 96MHz PLL debug input reference frequency (Deb=0). + + pll-debug-output: + $ref: /schemas/types.yaml#/definitions/flag + description: 96MHz PLL debug output frequency (Deb=1). + + no-acpi-control: + $ref: /schemas/types.yaml#/definitions/flag + description: No ACPI control (A=0). + + acpi-control: + $ref: /schemas/types.yaml#/definitions/flag + description: No ACPI control (A=1). + + divider: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Second PLL output frequency. + + usb-host-normal: + $ref: /schemas/types.yaml#/definitions/flag + description: USB Host normal mode. + + usb-host-simulation: + $ref: /schemas/types.yaml#/definitions/flag + description: USB Host simulation mode. + + delay: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Delay time to latch read data. Set the value to 10x. + + misc-control: + type: object + description: Miscellaneous Control register values. + properties: + pad: + $ref: /schemas/types.yaml#/definitions/uint32 + description: PCI Pad drive strength. + + usbclk: + $ref: /schemas/types.yaml#/definitions/uint32 + description: USB Clcok Select. + + uart1: + $ref: /schemas/types.yaml#/definitions/flag + description: UART1 (SSP=0) + + ssp1: + $ref: /schemas/types.yaml#/definitions/flag + description: SSP1 (SSP=1) + + latch-address-disable: + $ref: /schemas/types.yaml#/definitions/flag + description: 8051 Latch disable (Lat=0). + + latch-address-enable: + $ref: /schemas/types.yaml#/definitions/flag + description: 8051 Latch enable (Lat=1). + + panel-data-18bit: + $ref: /schemas/types.yaml#/definitions/flag + description: Flat Panel data 18bit (FP=0). + + panel-data-24bit: + $ref: /schemas/types.yaml#/definitions/flag + description: Flat Panel data 24bit (FP=1). + + xtal-freq-24mhz: + $ref: /schemas/types.yaml#/definitions/flag + description: Crystal frequency 24MHz (Freq=0). + + xtal-freq-12mhz: + $ref: /schemas/types.yaml#/definitions/flag + description: Crystal frequency 12MHz (Freq=1). + + refresh: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Internal memory refresh timing. + + hold: + $ref: /schemas/types.yaml#/definitions/uint32 + description: BUS Hold time. + + sh-ready-low: + $ref: /schemas/types.yaml#/definitions/flag + description: SuperH ready polarity active low (SH=0). + + sh-ready-high: + $ref: /schemas/types.yaml#/definitions/flag + description: SuperH ready polarity active high (SH=1). + + interrupt-normal: + $ref: /schemas/types.yaml#/definitions/flag + description: Interrupt normal (II=0). + + interrupt-inverted: + $ref: /schemas/types.yaml#/definitions/flag + description: Interrupt Inverting (II=1). + + pll-clock-count-disable: + $ref: /schemas/types.yaml#/definitions/flag + description: PLL clock count disable. + + pll-clock-count-enaable: + $ref: /schemas/types.yaml#/definitions/flag + description: PLL clock count enable. + + dac-power-enable: + $ref: /schemas/types.yaml#/definitions/flag + description: DAC Power enable (DAC=0). + + dac-power-disable: + $ref: /schemas/types.yaml#/definitions/flag + description: DAC Power disable (DAC=1). + + usb-slave-cpu: + $ref: /schemas/types.yaml#/definitions/flag + description: USB slave controller cpu (MC=0). + + usb-slave-8051: + $ref: /schemas/types.yaml#/definitions/flag + description: USB slave controller 8051MCU (MC=1). + + burst-length-8: + $ref: /schemas/types.yaml#/definitions/flag + description: CPU Master burst length 8 (BL=0). + + burst-length-1: + $ref: /schemas/types.yaml#/definitions/flag + description: CPU Master burst length 1 (BL=1). + + usb-port-master: + $ref: /schemas/types.yaml#/definitions/flag + description: USB port master. + + usb-port-slave: + $ref: /schemas/types.yaml#/definitions/flag + description: USB port slave. + + vr-mmio-30mb: + $ref: /schemas/types.yaml#/definitions/flag + description: NEC VR Memory map MMIO locatedat 30MB (VR=0) + + vr-mmio-62mb: + $ref: /schemas/types.yaml#/definitions/flag + description: NEC VR Memory map MMIO locatedat 62MB (VR=1) + + gpio-pin-control: + type: object + description: GPIO control configuration. + properties: + pin: + type: object + properties: + gpio: + $ref: /schemas/types.yaml#/definitions/flag + description: pin in/out use GPIO. + function: + $ref: /schemas/types.yaml#/definitions/flag + description: pin in/out use function. + + gpio-i2c: + type: object + description: GPIO I2C definition. + properties: + i2c: + type: object + properties: + bus: + $ref: /schemas/types.yaml#/definitions/uint32 + description: I2C bus number. + + sda: + $ref: /schemas/types.yaml#/definitions/uint32 + description: I2C SDA pin port number. + + scl: + $ref: /schemas/types.yaml#/definitions/uint32 + description: I2C SCL pin port number. + + delay: + $ref: /schemas/types.yaml#/definitions/uint32 + description: bit transmission delay. + + timeout: + $ref: /schemas/types.yaml#/definitions/uint32 + description: transmission timeout. + +additionalProperties: false + +required: + - compatible + - reg + - interrupts + + +examples: + # MPC5200 + - | + display@1,0 { + compatible = "smi,sm501"; + reg = <0x00000000 0x00800000 + 0x03e00000 0x00200000>; + interrupts = <1 1 3>; + mode = "640x480-32@60"; + 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]; + }; -- 2.39.2
