On Mon, Oct 01, 2012 at 02:24:39PM +0200, Fabio Porcedda wrote:
> Tested on an at91sam9260 board (evk-pro3)
>
> Signed-off-by: Fabio Porcedda <fabio.porcedda@xxxxxxxxx>
> ---
> .../devicetree/bindings/watchdog/atmel-wdt.txt | 19 +++++++++++++++++++
> drivers/watchdog/at91sam9_wdt.c | 21 +++++++++++++++++++++
> 2 files changed, 40 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/watchdog/atmel-wdt.txt
>
> diff --git a/Documentation/devicetree/bindings/watchdog/atmel-wdt.txt b/Documentation/devicetree/bindings/watchdog/atmel-wdt.txt
> new file mode 100644
> index 0000000..65c1755
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/watchdog/atmel-wdt.txt
> @@ -0,0 +1,19 @@
> +* Atmel Watchdog Timers
> +
> +** at91sam9-wdt
> +
> +Required properties:
> +- compatible: must be "atmel,at91sam9260-wdt".
> +- reg: physical base address of the controller and length of memory mapped
> + region.
> +
> +Optional properties:
> +- timeout: contains the watchdog timeout in seconds.
> +
> +Example:
> +
> + watchdog@fffffd40 {
> + compatible = "atmel,at91sam9260-wdt";
> + reg = <0xfffffd40 0x10>;
> + timeout = <10>;
> + };
> diff --git a/drivers/watchdog/at91sam9_wdt.c b/drivers/watchdog/at91sam9_wdt.c
> index 05e1be8..c9e6bfa 100644
> --- a/drivers/watchdog/at91sam9_wdt.c
> +++ b/drivers/watchdog/at91sam9_wdt.c
> @@ -32,6 +32,7 @@
> #include <linux/timer.h>
> #include <linux/bitops.h>
> #include <linux/uaccess.h>
> +#include <linux/of.h>
>
> #include "at91sam9_wdt.h"
>
> @@ -254,6 +255,14 @@ static struct miscdevice at91wdt_miscdev = {
> .fops = &at91wdt_fops,
> };
>
> +static inline void __init at91wdt_probe_dt(struct device_node *node)
> +{
> + if (!node)
> + return;
> +
> + of_property_read_u32(node, "timeout", &heartbeat);
> +}
> +
In patch #1 you add a function to do this, and then you don't make use
of it here ?
Or am i missing something?
Thanks
Andrew
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