From: Ley Foon Tan <ley.foon.tan@intel.com>
Date: Thu, 25 Jun 2020 11:19:09 +0000 (+0800)
Subject: arm: socfpga: misc_s10: Fix EMAC register address calculation
X-Git-Tag: v2020.10~148^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=8a204312abad7913f9b2209a71bef81853647b21;p=platform%2Fkernel%2Fu-boot.git

arm: socfpga: misc_s10: Fix EMAC register address calculation

Fix EMAC register address calculation, address need to multiply
with sizeof(u32) or 4.

This fixes write to invalid address.

Signed-off-by: Ley Foon Tan <ley.foon.tan@intel.com>
---

diff --git a/arch/arm/mach-socfpga/misc_s10.c b/arch/arm/mach-socfpga/misc_s10.c
index ccff78a..670bfa1 100644
--- a/arch/arm/mach-socfpga/misc_s10.c
+++ b/arch/arm/mach-socfpga/misc_s10.c
@@ -68,7 +68,7 @@ static u32 socfpga_phymode_setup(u32 gmac_index, const char *phymode)
 		return -EINVAL;
 
 	clrsetbits_le32(socfpga_get_sysmgr_addr() + SYSMGR_SOC64_EMAC0 +
-			gmac_index,
+			(gmac_index * sizeof(u32)),
 			SYSMGR_EMACGRP_CTRL_PHYSEL_MASK, modereg);
 
 	return 0;