diff options
Diffstat (limited to 'arch/arm/boot/dts/versatile-ab.dts')
| -rw-r--r-- | arch/arm/boot/dts/versatile-ab.dts | 83 |
1 files changed, 81 insertions, 2 deletions
diff --git a/arch/arm/boot/dts/versatile-ab.dts b/arch/arm/boot/dts/versatile-ab.dts index 4a51612996bc..5f61d3609027 100644 --- a/arch/arm/boot/dts/versatile-ab.dts +++ b/arch/arm/boot/dts/versatile-ab.dts @@ -30,6 +30,43 @@ clock-frequency = <24000000>; }; + bridge { + compatible = "ti,ths8134b", "ti,ths8134"; + #address-cells = <1>; + #size-cells = <0>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + vga_bridge_in: endpoint { + remote-endpoint = <&clcd_pads_vga_dac>; + }; + }; + + port@1 { + reg = <1>; + + vga_bridge_out: endpoint { + remote-endpoint = <&vga_con_in>; + }; + }; + }; + }; + + vga { + compatible = "vga-connector"; + + port { + vga_con_in: endpoint { + remote-endpoint = <&vga_bridge_out>; + }; + }; + }; + core-module@10000000 { compatible = "arm,core-module-versatile", "syscon", "simple-mfd"; reg = <0x10000000 0x200>; @@ -230,7 +267,39 @@ reg = <0x10120000 0x1000>; interrupts = <16>; clocks = <&osc1>, <&pclk>; - clock-names = "clcd", "apb_pclk"; + clock-names = "clcdclk", "apb_pclk"; + /* 800x600 16bpp @ 36MHz works fine */ + max-memory-bandwidth = <54000000>; + + /* + * This port is routed through a PLD (Programmable + * Logic Device) that routes the output from the CLCD + * (after transformations) to the VGA DAC and also an + * external panel connector. The PLD is essential for + * supporting RGB565/BGR565. + * + * The signals from the port thus reaches two endpoints. + * The PLD is managed through a few special bits in the + * FPGA "sysreg". + * + * This arrangement can be clearly seen in + * ARM DUI 0225D, page 3-41, figure 3-19. + */ + port@0 { + #address-cells = <1>; + #size-cells = <0>; + + clcd_pads_panel: endpoint@0 { + reg = <0>; + remote-endpoint = <&panel_in>; + arm,pl11x,tft-r0g0b0-pads = <0 8 16>; + }; + clcd_pads_vga_dac: endpoint@1 { + reg = <1>; + remote-endpoint = <&vga_bridge_in>; + arm,pl11x,tft-r0g0b0-pads = <0 8 16>; + }; + }; }; sctl@101e0000 { @@ -319,8 +388,18 @@ ranges = <0 0x10000000 0x10000>; sysreg@0 { - compatible = "arm,versatile-sysreg", "syscon"; + compatible = "arm,versatile-sysreg", "syscon", "simple-mfd"; reg = <0x00000 0x1000>; + + panel: display@0 { + compatible = "arm,versatile-tft-panel"; + + port { + panel_in: endpoint { + remote-endpoint = <&clcd_pads_panel>; + }; + }; + }; }; aaci@4000 { |