* [PATCH] watchdog: at91sam9: use endian agnostic IO
@ 2015-03-26 14:34 Ben Dooks
2015-03-26 15:29 ` Guenter Roeck
2015-03-26 23:59 ` Boris Brezillon
0 siblings, 2 replies; 3+ messages in thread
From: Ben Dooks @ 2015-03-26 14:34 UTC (permalink / raw)
To: linux-kernel
Cc: Ben Dooks, Boris Brezillon, Guenter Roeck, Nicolas Ferre,
Wim Van Sebroeck, linux-watchdog, Andrew Victor,
Jean-Christophe Plagniol-Villard
Use endian agnostic IO functions for the watchdog driver for when it
is enabled on ATSAMA5D36 devices running in big endian.
Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
---
CC: Boris Brezillon <boris.brezillon@free-electrons.com>
CC: Guenter Roeck <linux@roeck-us.net>
CC: Nicolas Ferre <nicolas.ferre@atmel.com>
CC: Wim Van Sebroeck <wim@iguana.be>
CC: linux-watchdog@vger.kernel.org
CC: Andrew Victor <linux@maxim.org.za>
CC: Nicolas Ferre <nicolas.ferre@atmel.com>
CC: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
---
drivers/watchdog/at91sam9_wdt.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/watchdog/at91sam9_wdt.c b/drivers/watchdog/at91sam9_wdt.c
index 1443b3c..e4698f7 100644
--- a/drivers/watchdog/at91sam9_wdt.c
+++ b/drivers/watchdog/at91sam9_wdt.c
@@ -40,9 +40,9 @@
#define DRV_NAME "AT91SAM9 Watchdog"
#define wdt_read(wdt, field) \
- __raw_readl((wdt)->base + (field))
+ readl_relaxed((wdt)->base + (field))
#define wdt_write(wtd, field, val) \
- __raw_writel((val), (wdt)->base + (field))
+ writel_relaxed((val), (wdt)->base + (field))
/* AT91SAM9 watchdog runs a 12bit counter @ 256Hz,
* use this to convert a watchdog
--
2.1.4
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] watchdog: at91sam9: use endian agnostic IO
2015-03-26 14:34 [PATCH] watchdog: at91sam9: use endian agnostic IO Ben Dooks
@ 2015-03-26 15:29 ` Guenter Roeck
2015-03-26 23:59 ` Boris Brezillon
1 sibling, 0 replies; 3+ messages in thread
From: Guenter Roeck @ 2015-03-26 15:29 UTC (permalink / raw)
To: Ben Dooks
Cc: linux-kernel, Boris Brezillon, Nicolas Ferre, Wim Van Sebroeck,
linux-watchdog, Andrew Victor, Jean-Christophe Plagniol-Villard
On Thu, Mar 26, 2015 at 02:34:14PM +0000, Ben Dooks wrote:
> Use endian agnostic IO functions for the watchdog driver for when it
> is enabled on ATSAMA5D36 devices running in big endian.
>
> Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
Acked-by: Guenter Roeck <linux@roeck-us.net>
> ---
> CC: Boris Brezillon <boris.brezillon@free-electrons.com>
> CC: Guenter Roeck <linux@roeck-us.net>
> CC: Nicolas Ferre <nicolas.ferre@atmel.com>
> CC: Wim Van Sebroeck <wim@iguana.be>
> CC: linux-watchdog@vger.kernel.org
> CC: Andrew Victor <linux@maxim.org.za>
> CC: Nicolas Ferre <nicolas.ferre@atmel.com>
> CC: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
> ---
> drivers/watchdog/at91sam9_wdt.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/watchdog/at91sam9_wdt.c b/drivers/watchdog/at91sam9_wdt.c
> index 1443b3c..e4698f7 100644
> --- a/drivers/watchdog/at91sam9_wdt.c
> +++ b/drivers/watchdog/at91sam9_wdt.c
> @@ -40,9 +40,9 @@
> #define DRV_NAME "AT91SAM9 Watchdog"
>
> #define wdt_read(wdt, field) \
> - __raw_readl((wdt)->base + (field))
> + readl_relaxed((wdt)->base + (field))
> #define wdt_write(wtd, field, val) \
> - __raw_writel((val), (wdt)->base + (field))
> + writel_relaxed((val), (wdt)->base + (field))
>
> /* AT91SAM9 watchdog runs a 12bit counter @ 256Hz,
> * use this to convert a watchdog
> --
> 2.1.4
>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] watchdog: at91sam9: use endian agnostic IO
2015-03-26 14:34 [PATCH] watchdog: at91sam9: use endian agnostic IO Ben Dooks
2015-03-26 15:29 ` Guenter Roeck
@ 2015-03-26 23:59 ` Boris Brezillon
1 sibling, 0 replies; 3+ messages in thread
From: Boris Brezillon @ 2015-03-26 23:59 UTC (permalink / raw)
To: Ben Dooks
Cc: linux-kernel, Guenter Roeck, Nicolas Ferre, Wim Van Sebroeck,
linux-watchdog, Andrew Victor, Jean-Christophe Plagniol-Villard
On Thu, 26 Mar 2015 14:34:14 +0000
Ben Dooks <ben.dooks@codethink.co.uk> wrote:
> Use endian agnostic IO functions for the watchdog driver for when it
> is enabled on ATSAMA5D36 devices running in big endian.
>
> Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
> ---
> CC: Boris Brezillon <boris.brezillon@free-electrons.com>
> CC: Guenter Roeck <linux@roeck-us.net>
> CC: Nicolas Ferre <nicolas.ferre@atmel.com>
> CC: Wim Van Sebroeck <wim@iguana.be>
> CC: linux-watchdog@vger.kernel.org
> CC: Andrew Victor <linux@maxim.org.za>
> CC: Nicolas Ferre <nicolas.ferre@atmel.com>
> CC: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
> ---
> drivers/watchdog/at91sam9_wdt.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/watchdog/at91sam9_wdt.c b/drivers/watchdog/at91sam9_wdt.c
> index 1443b3c..e4698f7 100644
> --- a/drivers/watchdog/at91sam9_wdt.c
> +++ b/drivers/watchdog/at91sam9_wdt.c
> @@ -40,9 +40,9 @@
> #define DRV_NAME "AT91SAM9 Watchdog"
>
> #define wdt_read(wdt, field) \
> - __raw_readl((wdt)->base + (field))
> + readl_relaxed((wdt)->base + (field))
> #define wdt_write(wtd, field, val) \
> - __raw_writel((val), (wdt)->base + (field))
> + writel_relaxed((val), (wdt)->base + (field))
>
> /* AT91SAM9 watchdog runs a 12bit counter @ 256Hz,
> * use this to convert a watchdog
--
Boris Brezillon, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
^ permalink raw reply [flat|nested] 3+ messages in thread
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2015-03-26 14:34 [PATCH] watchdog: at91sam9: use endian agnostic IO Ben Dooks
2015-03-26 15:29 ` Guenter Roeck
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