[4.2.y-ckt stable] Patch "clk: xgene: Fix divider with non-zero shift value" has been added to the 4.2.y-ckt tree
Kamal Mostafa
kamal at canonical.com
Wed Jan 27 00:13:31 UTC 2016
This is a note to let you know that I have just added a patch titled
clk: xgene: Fix divider with non-zero shift value
to the linux-4.2.y-queue branch of the 4.2.y-ckt extended stable tree
which can be found at:
http://kernel.ubuntu.com/git/ubuntu/linux.git/log/?h=linux-4.2.y-queue
This patch is scheduled to be released in version 4.2.8-ckt3.
If you, or anyone else, feels it should not be added to this tree, please
reply to this email.
For more information about the 4.2.y-ckt tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable
Thanks.
-Kamal
---8<------------------------------------------------------------
>From 7f26d4dfde99783d8039d96c378a352b9212a313 Mon Sep 17 00:00:00 2001
From: Loc Ho <lho at apm.com>
Date: Thu, 19 Nov 2015 12:20:30 -0700
Subject: clk: xgene: Fix divider with non-zero shift value
commit 1382ea631ddddb634850a3795527db0feeff5aaf upstream.
The X-Gene clock driver missed the divider shift operation when
set the divider value.
Signed-off-by: Loc Ho <lho at apm.com>
Fixes: 308964caeebc ("clk: Add APM X-Gene SoC clock driver")
Signed-off-by: Stephen Boyd <sboyd at codeaurora.org>
Signed-off-by: Kamal Mostafa <kamal at canonical.com>
---
drivers/clk/clk-xgene.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/clk/clk-xgene.c b/drivers/clk/clk-xgene.c
index f26b3ac..2f9668b 100644
--- a/drivers/clk/clk-xgene.c
+++ b/drivers/clk/clk-xgene.c
@@ -353,7 +353,8 @@ static int xgene_clk_set_rate(struct clk_hw *hw, unsigned long rate,
/* Set new divider */
data = xgene_clk_read(pclk->param.divider_reg +
pclk->param.reg_divider_offset);
- data &= ~((1 << pclk->param.reg_divider_width) - 1);
+ data &= ~((1 << pclk->param.reg_divider_width) - 1)
+ << pclk->param.reg_divider_shift;
data |= divider;
xgene_clk_write(data, pclk->param.divider_reg +
pclk->param.reg_divider_offset);
--
1.9.1
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