t_st2ck_us 36 drivers/fpga/altera-ps-spi.c int t_st2ck_us; t_st2ck_us 64 drivers/fpga/altera-ps-spi.c .t_st2ck_us = 2, t_st2ck_us 72 drivers/fpga/altera-ps-spi.c .t_st2ck_us = 10, /* min(t_ST2CK) */ t_st2ck_us 144 drivers/fpga/altera-ps-spi.c altera_ps_delay(conf->data->t_st2ck_us);