STP4020_ICR1_IDX
stp4020_wr_sockctl(h, STP4020_ICR1_IDX, 0);
stp4020_wr_sockctl(h, STP4020_ICR1_IDX, 0);
stp4020_wr_sockctl(h, STP4020_ICR1_IDX, v);
stp4020_wr_sockctl(h, STP4020_ICR1_IDX, v);
stp4020_wr_sockctl(h, STP4020_ICR1_IDX, 0);
stp4020_rd_sockctl(h, STP4020_ICR1_IDX), STP4020_ICR1_BITS,
#define STP4020_ICR1_REG(s) ((32 * (s)) + STP4020_ICR1_IDX)