I has a AllWinner A10 board which with a 480x800 LCD panel connected. I want to configure the lcdc in u-boot. But after setting the registers, no signal output in LCD0_xxx pin. Below is my u-boot commands, do I miss anything?
# port config, set PDx to LCD0_x base 0x01c20800 mw 0x6c 0x22222222 mw 0x70 0x22222222 mw 0x74 0x22222222 mw 0x78 0x00002222 # lcdc clock config base 0x01c20000 # open lcdc clock mw 0x64 0x10 # set pll3 to 270mhz mw 0x10 0x80000000 # open lcd0 ch0 clk mw 0x118 0x80000000 sleep 1 mw 0x118 0xc0000000 # open lcd0 ch1 clk mw 0x12c 0x80008000 # lcdc config base 0x01c0c000 mw 0x000 0x80000000 mw 0x044 0xf000000a # w = 480, h = 800 mw 0x048 0x01df031f # ht = 563, hbp = 33 mw 0x04c 0x02320020 # vt = 839, vbp = 17 mw 0x050 0x068e0010 # hspw = 17, vspw = 5 mw 0x054 0x00100004 mw 0x058 0x0 # enable lcd0 mw 0x040 0x804001e3 -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
