CHAR_RD           138 drivers/auxdisplay/arm-charlcd.c 	data = readl(lcd->virtbase + CHAR_RD) & 0xf0;
CHAR_RD           155 drivers/auxdisplay/arm-charlcd.c 	data |= (readl(lcd->virtbase + CHAR_RD) >> 4) & 0x0f;