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- Exynos Display Controller
- =========================
- Required properties:
- SOC specific:
- compatible: should be "samsung,exynos-fimd"
- reg: Base address of FIMD IP.
- Board(panel specific):
- samsung,vl-col: X resolution of the panel
- samsung,vl-row: Y resolution of the panel
- samsung,vl-freq: Refresh rate
- samsung,vl-bpix: Bits per pixel
- samsung,vl-hspw: Hsync value
- samsung,vl-hfpd: Right margin
- samsung,vl-hbpd: Left margin
- samsung,vl-vspw: Vsync value
- samsung,vl-vfpd: Lower margin
- samsung,vl-vbpd: Upper margin
- Optional properties:
- Board(panel specific):
- samsung,vl-width: width of display area in mm
- samsung,vl-height: Height of display area in mm
- samsung,vl-clkp: Clock polarity
- CONFIG_SYS_LOW if defined, else CONFIG_SYS_HIGH
- samsung,vl-oep: Output Enable polarity
- CONFIG_SYS_LOW if defined, else CONFIG_SYS_HIGH
- samsung,vl-hsp: Horizontal Sync polarity
- CONFIG_SYS_LOW if defined, else CONFIG_SYS_HIGH
- samsung,vl-vsp: Vertical Sync polarity
- CONFIG_SYS_LOW if defined, else CONFIG_SYS_HIGH
- samsung,vl-dp: Data polarity
- CONFIG_SYS_LOW if defined, else CONFIG_SYS_HIGH
- samsung,vl-cmd-allow-len: Wait end of frame
- samsung,winid: Window number on which data is to be displayed
- samsung,init-delay: Delay before LCD initialization starts
- samsung,power-on-delay: Delay after LCD is powered on
- samsung,reset-delay: Delay after LCD is reset
- samsung,interface-mode: 1(FIMD_RGB_INTERFACE), 2(FIMD_CPU_INTERFACE)
- samsung,mipi-enabled: 1 if you want to use MIPI, else 0
- samsung,dp-enabled: 1is you want to use DP, else 0
- samsung,cs-setup: cs_setup value in FIMD_CPU_INTERFACE mode.
- samsung,wr-setup: wr_setup value in FIMD_CPU_INTERFACE mode.
- samsung,wr-act: wr_act value in FIMD_CPU_INTERFACE mode.
- samsung,wr-hold: wr_hold value in FIMD_CPU_INTERFACE mode.
- samsung,logo-on: 1 if you want to use custom logo.
- 0 if you want LCD console.
- samsung,logo-width: pixel width of logo image. Valid if logo_on = 1
- samsung,logo-height: pixel height of logo image. Valid if logo_on = 1
- samsung,logo-addr: Address of logo image. Valid if logo_on = 1
- samsung,rgb-mode: 0(MODE_RGB_P), 1(MODE_BGR_P),
- 2(MODE_RGB_S), 3(MODE_BGR_S)
- samsung,pclk-name: parent clock identifier: 1(MPLL), 2(EPLL), 3(VPLL)
- samsung,sclk-div: parent_clock/source_clock ratio
- samsung,dual-lcd-enabled: 1 if you support two LCD, else 0
- Example:
- SOC specific part:
- fimd@14400000 {
- compatible = "samsung,exynos-fimd";
- reg = <0x14400000 0x10000>;
- #address-cells = <1>;
- #size-cells = <1>;
- };
- Board specific part:
- fimd@14400000 {
- samsung,vl-freq = <60>;
- samsung,vl-col = <2560>;
- samsung,vl-row = <1600>;
- samsung,vl-width = <2560>;
- samsung,vl-height = <1600>;
- samsung,vl-clkp;
- samsung,vl-dp;
- samsung,vl-bpix = <4>;
- samsung,vl-hspw = <32>;
- samsung,vl-hbpd = <80>;
- samsung,vl-hfpd = <48>;
- samsung,vl-vspw = <6>;
- samsung,vl-vbpd = <37>;
- samsung,vl-vfpd = <3>;
- samsung,vl-cmd-allow-len = <0xf>;
- samsung,winid = <3>;
- samsung,interface-mode = <1>;
- samsung,dp-enabled = <1>;
- samsung,dual-lcd-enabled = <0>;
- };
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