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authorDavid Daney <david.daney@cavium.com>2016-02-09 11:00:09 -0800
committerRalf Baechle <ralf@linux-mips.org>2016-05-13 14:01:40 +0200
commit182a6d1cd393226350ec22d973d2139adb194daa (patch)
treec44bf7c491d87f526ecaa7755aa514ed1996e95b /arch/mips/cavium-octeon
parent2df11221bdc32f62ff1d8b6b945a8b19bf2a681c (diff)
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MIPS: OCTEON: Add model checking support for cn73xx, cnf75xx and cn78xx
Follow on patchs need to be able to distinguish the new models. Signed-off-by: David Daney <david.daney@cavium.com> Cc: linux-mips@linux-mips.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/12498/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/cavium-octeon')
-rw-r--r--arch/mips/cavium-octeon/executive/octeon-model.c82
1 files changed, 79 insertions, 3 deletions
diff --git a/arch/mips/cavium-octeon/executive/octeon-model.c b/arch/mips/cavium-octeon/executive/octeon-model.c
index b2104bd9ab3b..d08a2bce653c 100644
--- a/arch/mips/cavium-octeon/executive/octeon-model.c
+++ b/arch/mips/cavium-octeon/executive/octeon-model.c
@@ -71,11 +71,11 @@ static const char *__init octeon_model_get_string_buffer(uint32_t chip_id,
uint32_t fuse_data = 0;
fus3.u64 = 0;
- if (!OCTEON_IS_MODEL(OCTEON_CN6XXX))
+ if (OCTEON_IS_MODEL(OCTEON_CN3XXX) || OCTEON_IS_MODEL(OCTEON_CN5XXX))
fus3.u64 = cvmx_read_csr(CVMX_L2D_FUS3);
fus_dat2.u64 = cvmx_read_csr(CVMX_MIO_FUS_DAT2);
fus_dat3.u64 = cvmx_read_csr(CVMX_MIO_FUS_DAT3);
- num_cores = cvmx_pop(cvmx_read_csr(CVMX_CIU_FUSE));
+ num_cores = cvmx_octeon_num_cores();
/* Make sure the non existent devices look disabled */
switch ((chip_id >> 8) & 0xff) {
@@ -121,6 +121,15 @@ static const char *__init octeon_model_get_string_buffer(uint32_t chip_id,
* later.
*/
switch (num_cores) {
+ case 48:
+ core_model = "90";
+ break;
+ case 44:
+ core_model = "88";
+ break;
+ case 40:
+ core_model = "85";
+ break;
case 32:
core_model = "80";
break;
@@ -297,7 +306,7 @@ static const char *__init octeon_model_get_string_buffer(uint32_t chip_id,
if (fus_dat3.s.nozip)
suffix = "SCP";
- if (fus_dat3.s.bar2_en)
+ if (fus_dat3.cn56xx.bar2_en)
suffix = "NSPB2";
}
if (fus3.cn56xx.crip_1024k)
@@ -369,6 +378,73 @@ static const char *__init octeon_model_get_string_buffer(uint32_t chip_id,
else
suffix = "AAP";
break;
+ case 0x94: /* CNF71XX */
+ family = "F71";
+ if (fus_dat3.cnf71xx.nozip)
+ suffix = "SCP";
+ else
+ suffix = "AAP";
+ break;
+ case 0x95: /* CN78XX */
+ if (num_cores == 6) /* Other core counts match generic */
+ core_model = "35";
+ if (OCTEON_IS_MODEL(OCTEON_CN76XX))
+ family = "76";
+ else
+ family = "78";
+ if (fus_dat3.cn78xx.l2c_crip == 2)
+ family = "77";
+ if (fus_dat3.cn78xx.nozip
+ && fus_dat3.cn78xx.nodfa_dte
+ && fus_dat3.cn78xx.nohna_dte) {
+ if (fus_dat3.cn78xx.nozip &&
+ !fus_dat2.cn78xx.raid_en &&
+ fus_dat3.cn78xx.nohna_dte) {
+ suffix = "CP";
+ } else {
+ suffix = "SCP";
+ }
+ } else if (fus_dat2.cn78xx.raid_en == 0)
+ suffix = "HCP";
+ else
+ suffix = "AAP";
+ break;
+ case 0x96: /* CN70XX */
+ family = "70";
+ if (cvmx_read_csr(CVMX_MIO_FUS_PDF) & (0x1ULL << 32))
+ family = "71";
+ if (fus_dat2.cn70xx.nocrypto)
+ suffix = "CP";
+ else if (fus_dat3.cn70xx.nodfa_dte)
+ suffix = "SCP";
+ else
+ suffix = "AAP";
+ break;
+ case 0x97: /* CN73XX */
+ if (num_cores == 6) /* Other core counts match generic */
+ core_model = "35";
+ family = "73";
+ if (fus_dat3.cn73xx.l2c_crip == 2)
+ family = "72";
+ if (fus_dat3.cn73xx.nozip
+ && fus_dat3.cn73xx.nodfa_dte
+ && fus_dat3.cn73xx.nohna_dte) {
+ if (!fus_dat2.cn73xx.raid_en)
+ suffix = "CP";
+ else
+ suffix = "SCP";
+ } else
+ suffix = "AAP";
+ break;
+ case 0x98: /* CN75XX */
+ family = "F75";
+ if (fus_dat3.cn78xx.nozip
+ && fus_dat3.cn78xx.nodfa_dte
+ && fus_dat3.cn78xx.nohna_dte)
+ suffix = "SCP";
+ else
+ suffix = "AAP";
+ break;
default:
family = "XX";
core_model = "XX";