# \[PATCH\] fsl\_pamu: erratum a007907 should be applied on all versions of E6500 chips.

- From: jun \<hidden\>
- Date: 2016-10-26 08:49:42 
- List: linuxppc-dev
- Page: https://ratatoskr.run/linuxppc-dev/2016/10/9493313
- Thread: https://ratatoskr.run/linuxppc-dev/2016/10/9493313/t.md

```text
Signed-off-by: jun <redacted>
---
 drivers/iommu/fsl_pamu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iommu/fsl_pamu.c b/drivers/iommu/fsl_pamu.c
index db3a1cd..a8fe503 100644
--- a/drivers/iommu/fsl_pamu.c
+++ b/drivers/iommu/fsl_pamu.c
@@ -668,7 +668,7 @@ static bool has_erratum_a007907(void)
 {
 	u32 pvr = mfspr(SPRN_PVR);
 
-	if (PVR_VER(pvr) == PVR_VER_E6500 && PVR_REV(pvr) <= 0x20)
+	if (PVR_VER(pvr) == PVR_VER_E6500)
 		return true;
 
 	return false;
-- 
2.7.4
```