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Lpc3250 TFT-4238 LCD support

Source: Internet
Author: User
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TFT-4238 liquid crystal and the original TFT-6862 difference. The clock and Signal Polarity of this screen is low, and the bit14 of the LCD _pol register (0x3104 0008) needs to be modified to 1. [ARCH/ARM/mach-lpc32xx/clocks-lpc32xx.c] 1623 TMP & = ~ (0xf800001f); 1624 TMP & = ~ Clcdc_lcdtiming2_bcd; 1625 TMP | = (div & 0x1f); 1626 TMP | = (div> 5) & 0x1f) <27 ); 1627 TMP | = (1 <14); // Pol low abing for TFT-42381628 _ raw_writel (TMP, clcd_pol (io_p2v (LCD _base); 1629 local_onoff_enable (CLK, 1 );【. /ARCH/ARM/mach-lpc32xx/clocks-lpc32xx.c] 233/* TFT-4238 */234 static struct clcd_panel conn_ LCD _panel = {235. mode = {236. name = "qvga TFT-4238", 237. refresh = 65,238. xres = 320,239. yres = 240,240. pixclock = 80000,241. left_margin = 19,242. right_margin = 12,243. upper_margin = 1,244. lower_margin = 4,245. hsync_len= 3,246. vsync_len= 16,247. sync = 1,248. vmode = fb_vmode_noninterlaced, 249}, 250. length =-1,251. width =-1,252. tim2 = (clcdc_lcdtiming2_ivs | clcdc_lcdtiming2_ihs), 253. cntl = (cntl_bgr | clcdc_lcdctrl_tft | cntl_lcdvcomp (1) | 254 clcdc_lcdctrl_bpp16_565), 255. bpp = 16,256}; 257 # define panel_size (3 * sz_64k)

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