SCU_RAM_AGC_KI_RED_RAGC_RED__M
data &= ~SCU_RAM_AGC_KI_RED_RAGC_RED__M;
rc = (*scu_wr16)(dev_addr, SCU_RAM_AGC_KI_RED__A, (~(agc_settings->speed << SCU_RAM_AGC_KI_RED_RAGC_RED__B) & SCU_RAM_AGC_KI_RED_RAGC_RED__M) | data, 0);
data &= ~SCU_RAM_AGC_KI_RED_RAGC_RED__M;
& SCU_RAM_AGC_KI_RED_RAGC_RED__M);