leandrof/u-boot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

pinctrl: renesas: Fix DRV register offset

Browse Source 
Use fixed 4bit size for generating the DRV register element mask,
not the size of the value, which can be smaller.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
This commit is contained in:
Marek Vasut 2018-06-13 08:02:55 +02:00 committed by Marek Vasut
parent fdaccfeb5e
commit 0ff9e4800f
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/pinctrl/renesas/pfc.c
View File

@ -591,7 +591,7 @@ static int sh_pfc_pinconf_set_drive_strength(struct sh_pfc *pfc,
strength = strength / step - 1;
val = sh_pfc_read_raw_reg(reg, 32);
val &= ~GENMASK(offset + size - 1, offset);
val &= ~GENMASK(offset + 4 - 1, offset);
val |= strength << offset;
if (unlock_reg)