diff options
| author | Loc Ho <lho@apm.com> | 2015-11-19 12:20:30 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-09-15 08:27:39 +0200 |
| commit | 4aa1324340dabca412d39ba98de7eabd495af7f0 (patch) | |
| tree | cb34b30f440e7da003b7e103f7bcfb51e9b392b6 /drivers/clk | |
| parent | c6210760f2428690255e1fd91cf084b12e827a0a (diff) | |
| download | linux-stable-4aa1324340dabca412d39ba98de7eabd495af7f0.tar.gz linux-stable-4aa1324340dabca412d39ba98de7eabd495af7f0.tar.bz2 linux-stable-4aa1324340dabca412d39ba98de7eabd495af7f0.zip | |
clk: xgene: Fix divider with non-zero shift value
[ Upstream commit 1382ea631ddddb634850a3795527db0feeff5aaf ]
The X-Gene clock driver missed the divider shift operation when
set the divider value.
Signed-off-by: Loc Ho <lho@apm.com>
Fixes: 308964caeebc ("clk: Add APM X-Gene SoC clock driver")
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/clk')
| -rw-r--r-- | drivers/clk/clk-xgene.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/clk/clk-xgene.c b/drivers/clk/clk-xgene.c index 27c0da29eca3..10224b01b97c 100644 --- a/drivers/clk/clk-xgene.c +++ b/drivers/clk/clk-xgene.c @@ -351,7 +351,8 @@ 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); |