Commit f1f1f590 authored by David Daney's avatar David Daney Committed by Ralf Baechle

MIPS: Cavium-Octeon: Add more chip specific feature tests.

The octeon-ethernet driver needs to check for additional chip specific
features, we add them to the octeon_has_feature() framework.
Signed-off-by: default avatarDavid Daney <ddaney@caviumnetworks.com>
Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 2b1b62e8
...@@ -57,6 +57,13 @@ enum octeon_feature { ...@@ -57,6 +57,13 @@ enum octeon_feature {
OCTEON_FEATURE_RAID, OCTEON_FEATURE_RAID,
/* Octeon has a builtin USB */ /* Octeon has a builtin USB */
OCTEON_FEATURE_USB, OCTEON_FEATURE_USB,
/* Octeon IPD can run without using work queue entries */
OCTEON_FEATURE_NO_WPTR,
/* Octeon has DFA state machines */
OCTEON_FEATURE_DFA,
/* Octeon MDIO block supports clause 45 transactions for 10
* Gig support */
OCTEON_FEATURE_MDIO_CLAUSE_45,
}; };
static inline int cvmx_fuse_read(int fuse); static inline int cvmx_fuse_read(int fuse);
...@@ -112,6 +119,26 @@ static inline int octeon_has_feature(enum octeon_feature feature) ...@@ -112,6 +119,26 @@ static inline int octeon_has_feature(enum octeon_feature feature)
case OCTEON_FEATURE_USB: case OCTEON_FEATURE_USB:
return !(OCTEON_IS_MODEL(OCTEON_CN38XX) return !(OCTEON_IS_MODEL(OCTEON_CN38XX)
|| OCTEON_IS_MODEL(OCTEON_CN58XX)); || OCTEON_IS_MODEL(OCTEON_CN58XX));
case OCTEON_FEATURE_NO_WPTR:
return (OCTEON_IS_MODEL(OCTEON_CN56XX)
|| OCTEON_IS_MODEL(OCTEON_CN52XX))
&& !OCTEON_IS_MODEL(OCTEON_CN56XX_PASS1_X)
&& !OCTEON_IS_MODEL(OCTEON_CN52XX_PASS1_X);
case OCTEON_FEATURE_DFA:
if (!OCTEON_IS_MODEL(OCTEON_CN38XX)
&& !OCTEON_IS_MODEL(OCTEON_CN31XX)
&& !OCTEON_IS_MODEL(OCTEON_CN58XX))
return 0;
else if (OCTEON_IS_MODEL(OCTEON_CN3020))
return 0;
else if (OCTEON_IS_MODEL(OCTEON_CN38XX_PASS1))
return 1;
else
return !cvmx_fuse_read(120);
case OCTEON_FEATURE_MDIO_CLAUSE_45:
return !(OCTEON_IS_MODEL(OCTEON_CN3XXX)
|| OCTEON_IS_MODEL(OCTEON_CN58XX)
|| OCTEON_IS_MODEL(OCTEON_CN50XX));
} }
return 0; return 0;
} }
......
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