diff options
Diffstat (limited to 'drivers/scsi/bfa/bfa_ioc_ct.c')
| -rw-r--r-- | drivers/scsi/bfa/bfa_ioc_ct.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/scsi/bfa/bfa_ioc_ct.c b/drivers/scsi/bfa/bfa_ioc_ct.c index 17bd1513b34e..68f027da001e 100644 --- a/drivers/scsi/bfa/bfa_ioc_ct.c +++ b/drivers/scsi/bfa/bfa_ioc_ct.c @@ -376,10 +376,35 @@ bfa_ioc_ct_pll_init(struct bfa_ioc_s *ioc) bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, pll_fclk | __APP_PLL_425_ENABLE); + /** + * PSS memory reset is asserted at power-on-reset. Need to clear + * this before running EDRAM BISTR + */ + if (ioc->cna) { + bfa_reg_write((rb + PMM_1T_RESET_REG_P0), __PMM_1T_RESET_P); + bfa_reg_write((rb + PMM_1T_RESET_REG_P1), __PMM_1T_RESET_P); + } + + r32 = bfa_reg_read((rb + PSS_CTL_REG)); + r32 &= ~__PSS_LMEM_RESET; + bfa_reg_write((rb + PSS_CTL_REG), r32); + bfa_os_udelay(1000); + + if (ioc->cna) { + bfa_reg_write((rb + PMM_1T_RESET_REG_P0), 0); + bfa_reg_write((rb + PMM_1T_RESET_REG_P1), 0); + } + bfa_reg_write((rb + MBIST_CTL_REG), __EDRAM_BISTR_START); bfa_os_udelay(1000); r32 = bfa_reg_read((rb + MBIST_STAT_REG)); bfa_trc(ioc, r32); + + /** + * Clear BISTR + */ + bfa_reg_write((rb + MBIST_CTL_REG), 0); + /* * release semaphore. */ |