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+# 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@user.sourceforge.jp>
+
+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";
+ };
+ };
Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp> --- .../bindings/display/smi,sm501.yaml | 443 ++++++++++++++++++ 1 file changed, 443 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/smi,sm501.yaml