[PATCH 5.12 258/384] mfd: intel-m10-bmc: Fix the register access range

From: Greg Kroah-Hartman
Date: Mon May 10 2021 - 08:37:04 EST


From: Xu Yilun <yilun.xu@xxxxxxxxx>

[ Upstream commit d9b326b2c3673f939941806146aee38e5c635fd0 ]

This patch fixes the max register address of MAX 10 BMC. The range
0x20000000 ~ 0x200000fc are for control registers of the QSPI flash
controller, which are not accessible to host.

Signed-off-by: Xu Yilun <yilun.xu@xxxxxxxxx>
Reviewed-by: Tom Rix <trix@xxxxxxxxxx>
Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
include/linux/mfd/intel-m10-bmc.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/mfd/intel-m10-bmc.h b/include/linux/mfd/intel-m10-bmc.h
index 74d4e193966a..9b54ca13eac3 100644
--- a/include/linux/mfd/intel-m10-bmc.h
+++ b/include/linux/mfd/intel-m10-bmc.h
@@ -11,7 +11,7 @@

#define M10BMC_LEGACY_SYS_BASE 0x300400
#define M10BMC_SYS_BASE 0x300800
-#define M10BMC_MEM_END 0x200000fc
+#define M10BMC_MEM_END 0x1fffffff

/* Register offset of system registers */
#define NIOS2_FW_VERSION 0x0
--
2.30.2