MDREFR_DB2_MASK 180 drivers/clk/pxa/clk-pxa.c preset_mdrefr |= MDREFR_DB2_MASK; MDREFR_DB2_MASK 181 drivers/clk/pxa/clk-pxa.c postset_mdrefr |= MDREFR_DB2_MASK; MDREFR_DB2_MASK 183 drivers/clk/pxa/clk-pxa.c postset_mdrefr &= ~MDREFR_DB2_MASK;