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authorTimothy Pearson <tpearson@raptorengineeringinc.com>2015-08-13 17:45:12 -0500
committerMartin Roth <martinroth@google.com>2015-11-23 23:03:34 +0100
commita8c6c7f30c2793aff4f1ab8d01954bbaced2b4ae (patch)
treedd20b8c966d844d7dd86818069e2067557a022c5
parent44e4a4e4db23677c960591d3209004f4f8b80326 (diff)
southbridge/amd/sr5650: Hide clock configuration device after setup is complete
Change-Id: I043f2eb0993660d0a9351867eca1e73e0b2c37f1 Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com> Reviewed-on: http://review.coreboot.org/12045 Tested-by: Raptor Engineering Automated Test Stand <noreply@raptorengineeringinc.com> Tested-by: build bot (Jenkins) Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
-rw-r--r--src/southbridge/amd/sr5650/early_setup.c16
-rw-r--r--src/southbridge/amd/sr5650/pcie.c3
2 files changed, 11 insertions, 8 deletions
diff --git a/src/southbridge/amd/sr5650/early_setup.c b/src/southbridge/amd/sr5650/early_setup.c
index 95e6ebfd4b..1fc0427a36 100644
--- a/src/southbridge/amd/sr5650/early_setup.c
+++ b/src/southbridge/amd/sr5650/early_setup.c
@@ -410,14 +410,14 @@ static void sr5650_por_misc_index_init(device_t nb_dev)
set_nbmisc_enable_bits(nb_dev, 0x01, 0xFFFFFFFF, 0x00000310);
/* NBCFG (NBMISCIND 0x0): NB_CNTL -
- * HIDE_NB_AGP_CAP ([0], default=1)HIDE
- * HIDE_P2P_AGP_CAP ([1], default=1)HIDE
- * HIDE_NB_GART_BAR ([2], default=1)HIDE
- * HIDE_MMCFG_BAR ([3], default=1)SHOW
- * AGPMODE30 ([4], default=0)DISABLE
- * AGP30ENCHANCED ([5], default=0)DISABLE
- * HIDE_AGP_CAP ([8], default=1)ENABLE */
- set_nbmisc_enable_bits(nb_dev, 0x00, 0x0000FFFF, 0 << 0 | 1 << 1 | 1 << 2 | 0 << 3 | 0 << 6);
+ * HIDE_NB_AGP_CAP ([0], default=1)HIDE
+ * HIDE_P2P_AGP_CAP ([1], default=1)HIDE
+ * HIDE_NB_GART_BAR ([2], default=1)HIDE
+ * HIDE_MMCFG_BAR ([3], default=1)SHOW
+ * AGPMODE30 ([4], default=0)DISABLE
+ * AGP30ENCHANCED ([5], default=0)DISABLE
+ * HIDE_CLKCFG_HEADER ([8], default=0)SHOW */
+ set_nbmisc_enable_bits(nb_dev, 0x00, 0x0000FFFF, 0 << 0 | 1 << 1 | 1 << 2 | 0 << 3 | 0 << 6 | 0 << 8);
/* IOC_LAT_PERF_CNTR_CNTL */
set_nbmisc_enable_bits(nb_dev, 0x30, 0xFF, 0x00);
diff --git a/src/southbridge/amd/sr5650/pcie.c b/src/southbridge/amd/sr5650/pcie.c
index 4161c18ce9..762e632c2a 100644
--- a/src/southbridge/amd/sr5650/pcie.c
+++ b/src/southbridge/amd/sr5650/pcie.c
@@ -850,6 +850,9 @@ void sr56x0_lock_hwinitreg(void)
/* Lock HWInit Register NBMISCIND:0x0 NBCNTL[7] HWINIT_WR_LOCK */
set_nbmisc_enable_bits(nb_dev, 0x00, 1 << 7, 1 << 7);
+
+ /* Hide clock configuration PCI device HIDE_CLKCFG_HEADER */
+ set_nbmisc_enable_bits(nb_dev, 0x00, 0x00000100, 1 << 8);
}
/*****************************************