LDDCKPAT2R
lcdc_write(sdev, LDDCKPAT2R, (1 << (clk_div / 2)) - 1);
[LDDCKPAT2R] = 0x404,
[LDDCKPAT2R] = 0x40c,
lcdc_write_chan(ch, LDDCKPAT2R, (1 << (m/2)) - 1);