* [PATCH] soc: mediatek: Fix off-by-one checking for rate_spi
@ 2015-04-21 10:53 Axel Lin
2015-04-21 10:59 ` Sascha Hauer
0 siblings, 1 reply; 3+ messages in thread
From: Axel Lin @ 2015-04-21 10:53 UTC (permalink / raw)
To: linux-arm-kernel
If rate_spi is 26000000, current code set ck_mhz to 18 rather than 26.
Fix the off-by-one checking for rate_spi.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
---
drivers/soc/mediatek/mtk-pmic-wrap.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c
index db5be1e..e910e19 100644
--- a/drivers/soc/mediatek/mtk-pmic-wrap.c
+++ b/drivers/soc/mediatek/mtk-pmic-wrap.c
@@ -568,9 +568,9 @@ static int pwrap_init_reg_clock(struct pmic_wrapper *wrp)
rate_spi = clk_get_rate(wrp->clk_spi);
- if (rate_spi > 26000000)
+ if (rate_spi >= 26000000)
ck_mhz = 26;
- else if (rate_spi > 18000000)
+ else if (rate_spi >= 18000000)
ck_mhz = 18;
else
ck_mhz = 0;
--
2.1.0
^ permalink raw reply related [flat|nested] 3+ messages in thread
* [PATCH] soc: mediatek: Fix off-by-one checking for rate_spi
2015-04-21 10:53 [PATCH] soc: mediatek: Fix off-by-one checking for rate_spi Axel Lin
@ 2015-04-21 10:59 ` Sascha Hauer
2015-04-21 11:46 ` Matthias Brugger
0 siblings, 1 reply; 3+ messages in thread
From: Sascha Hauer @ 2015-04-21 10:59 UTC (permalink / raw)
To: linux-arm-kernel
On Tue, Apr 21, 2015 at 06:53:32PM +0800, Axel Lin wrote:
> If rate_spi is 26000000, current code set ck_mhz to 18 rather than 26.
> Fix the off-by-one checking for rate_spi.
>
> Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
> ---
> drivers/soc/mediatek/mtk-pmic-wrap.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c
> index db5be1e..e910e19 100644
> --- a/drivers/soc/mediatek/mtk-pmic-wrap.c
> +++ b/drivers/soc/mediatek/mtk-pmic-wrap.c
> @@ -568,9 +568,9 @@ static int pwrap_init_reg_clock(struct pmic_wrapper *wrp)
>
> rate_spi = clk_get_rate(wrp->clk_spi);
>
> - if (rate_spi > 26000000)
> + if (rate_spi >= 26000000)
> ck_mhz = 26;
> - else if (rate_spi > 18000000)
> + else if (rate_spi >= 18000000)
> ck_mhz = 18;
> else
> ck_mhz = 0;
> --
> 2.1.0
>
>
>
>
--
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2015-04-21 10:53 [PATCH] soc: mediatek: Fix off-by-one checking for rate_spi Axel Lin
2015-04-21 10:59 ` Sascha Hauer
2015-04-21 11:46 ` Matthias Brugger
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