[coreboot-gerrit] Patch set updated for coreboot: WIP: southbridge/intel/bd82x6x: Changes needed for kontron/come-bip2

[Stefan Reinauer (stefan.reinauer@coreboot.org)]

Stefan Reinauer (stefan.reinauer at coreboot.org) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/14408

-gerrit

commit 72b355a934651a8f00c2e2068560ff4a1835fb0f
Author: Stefan Reinauer <stefan.reinauer at coreboot.org>
Date:   Mon Apr 18 18:03:45 2016 -0700

    WIP: southbridge/intel/bd82x6x: Changes needed for kontron/come-bip2
    
    This needs further investigation, but without this patch, the
    Kontron COMe bIP2 dies at random places later on in the code.
    
    Change-Id: Ic33fa980d383e02e3851c50d8e53e81576f9f45d
    Signed-off-by: Stefan Reinauer <stefan.reinauer at coreboot.org>
---
 src/southbridge/intel/bd82x6x/lpc.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/southbridge/intel/bd82x6x/lpc.c b/src/southbridge/intel/bd82x6x/lpc.c
index 1106912..b57a16d 100644
--- a/src/southbridge/intel/bd82x6x/lpc.c
+++ b/src/southbridge/intel/bd82x6x/lpc.c
@@ -367,7 +367,9 @@ static void ppt_pm_init(struct device *dev)
 	RCBA32_AND_OR(0x33d4, 0xf000f000, 0x00670060);
 	RCBA32(0x3a28) = 0x01010000;
 	RCBA32(0x3a2c) = 0x01010404;
+#if 0 // FIXME This breaks Kontron's COMe board
 	RCBA32(0x3a80) = 0x01040000;
+#endif
 	RCBA32_AND_OR(0x3a84, ~0x0000ffff, 0x00001001);
 	RCBA32_AND_OR(0x3a84, ~0UL, (1 << 24)); /* SATA 2/3 disabled */
 	RCBA32_AND_OR(0x3a88, ~0UL, (1 << 0));  /* SATA 4/5 disabled */
@@ -411,7 +413,6 @@ static void enable_clock_gating(device_t dev)
 	pch_iobp_update(0xEB004000, ~0UL, (1 << 7));
 	pch_iobp_update(0xEC007F07, ~0UL, (1 << 31));
 	pch_iobp_update(0xEC004000, ~0UL, (1 << 7));
-
 	reg32 = RCBA32(CG);
 	reg32 |= (1 << 31);
 	reg32 |= (1 << 29) | (1 << 28);
@@ -423,7 +424,9 @@ static void enable_clock_gating(device_t dev)
 	reg32 |= (1 << 23);
 	reg32 &= ~(1 << 20);
 	reg32 |= (1 << 19);
+#if 0 // breaks Kontron COMe board
 	reg32 |= (1 << 0);
+#endif
 	reg32 |= (0xf << 1);
 	RCBA32(CG) = reg32;