[SCSI] isci: update afe (analog-front-end) recipe for C1
C1 silicon requires updates to the phy tuning recipe and also support
for user provided cable selects (per-phy) for short, medium, and long
cables. Default to 'short' awaiting support for selecting the cable via
oem parameters.
Reviewed-by: Jiangbi Liu <jiangbi.liu@intel.com>
Signed-off-by: Marcin Tomczak <marcin.tomczak@intel.com>
Signed-off-by: Jeff Skirvin <jeffrey.d.skirvin@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/isci/phy.c b/drivers/scsi/isci/phy.c
index 0ae0990..c650d30 100644
--- a/drivers/scsi/isci/phy.c
+++ b/drivers/scsi/isci/phy.c
@@ -186,8 +186,11 @@
writel(clksm_value, &llr->clock_skew_management);
- /* @todo Provide a way to write this register correctly */
- writel(0x02108421, &llr->afe_lookup_table_control);
+ if (is_c0(ihost->pdev) || is_c1(ihost->pdev)) {
+ writel(0x04210400, &llr->afe_lookup_table_control);
+ writel(0x020A7C05, &llr->sas_primitive_timeout);
+ } else
+ writel(0x02108421, &llr->afe_lookup_table_control);
llctl = SCU_SAS_LLCTL_GEN_VAL(NO_OUTBOUND_TASK_TIMEOUT,
(u8)ihost->user_parameters.no_outbound_task_timeout);