LPC32XX_TSC_MIN_XY_VAL
tsc_writel(tsc, LPC32XX_TSC_MIN_X, LPC32XX_TSC_MIN_XY_VAL);
tsc_writel(tsc, LPC32XX_TSC_MIN_Y, LPC32XX_TSC_MIN_XY_VAL);
input_set_abs_params(input, ABS_X, LPC32XX_TSC_MIN_XY_VAL,
input_set_abs_params(input, ABS_Y, LPC32XX_TSC_MIN_XY_VAL,