1 * SM SM501 1 * SM SM501
2 2
3 The SM SM501 is a LCD controller, with proper 3 The SM SM501 is a LCD controller, with proper hardware, it can also
4 drive DVI monitors. 4 drive DVI monitors.
5 5
6 Required properties: 6 Required properties:
7 - compatible : should be "smi,sm501". 7 - compatible : should be "smi,sm501".
8 - reg : contain two entries: 8 - reg : contain two entries:
9 - First entry: System Configuration regist 9 - First entry: System Configuration register
10 - Second entry: IO space (Display Controll 10 - Second entry: IO space (Display Controller register)
11 - interrupts : SMI interrupt to the cpu should 11 - interrupts : SMI interrupt to the cpu should be described here.
>> 12 - interrupt-parent : the phandle for the interrupt controller that
>> 13 services interrupts for this device.
12 14
13 Optional properties: 15 Optional properties:
14 - mode : select a video mode: 16 - mode : select a video mode:
15 <xres>x<yres>[-<bpp>][@<refresh>] 17 <xres>x<yres>[-<bpp>][@<refresh>]
16 - edid : verbatim EDID data block describing a 18 - edid : verbatim EDID data block describing attached display.
17 Data from the detailed timing descriptor wil 19 Data from the detailed timing descriptor will be used to
18 program the display controller. 20 program the display controller.
19 - little-endian: available on big endian syste 21 - little-endian: available on big endian systems, to
20 set different foreign endian. 22 set different foreign endian.
21 - big-endian: available on little endian syste 23 - big-endian: available on little endian systems, to
22 set different foreign endian. 24 set different foreign endian.
23 25
24 Example for MPC5200: 26 Example for MPC5200:
25 display@1,0 { 27 display@1,0 {
26 compatible = "smi,sm501"; 28 compatible = "smi,sm501";
27 reg = <1 0x00000000 0x00800000 29 reg = <1 0x00000000 0x00800000
28 1 0x03e00000 0x00200000 30 1 0x03e00000 0x00200000>;
29 interrupts = <1 1 3>; 31 interrupts = <1 1 3>;
30 mode = "640x480-32@60"; 32 mode = "640x480-32@60";
31 edid = [edid-data]; 33 edid = [edid-data];
32 }; 34 };
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