On Mon, Apr 19, 2021 at 02:37:47PM +0200, Steffen Trumtrar wrote:
> This it (at least) necessary for i.MX7s or otherwise barebox will hang
> when trying to access the registers of WDOG2/3/4.
>
> Signed-off-by: Steffen Trumtrar <s.trumtrar@xxxxxxxxxxxxxx>
> ---
> drivers/watchdog/imxwd.c | 11 +++++++++++
> 1 file changed, 11 insertions(+)
Applied, thanks
Sascha
>
> diff --git a/drivers/watchdog/imxwd.c b/drivers/watchdog/imxwd.c
> index b2cfd1cd3a31..26c62b7bcb31 100644
> --- a/drivers/watchdog/imxwd.c
> +++ b/drivers/watchdog/imxwd.c
> @@ -21,6 +21,7 @@
> #include <restart.h>
> #include <watchdog.h>
> #include <reset_source.h>
> +#include <linux/clk.h>
>
> struct imx_wd;
>
> @@ -224,6 +225,7 @@ static int imx_wd_probe(struct device_d *dev)
> {
> struct resource *iores;
> struct imx_wd *priv;
> + struct clk *clk;
> void *ops;
> int ret;
>
> @@ -237,6 +239,15 @@ static int imx_wd_probe(struct device_d *dev)
> dev_err(dev, "could not get memory region\n");
> return PTR_ERR(iores);
> }
> +
> + clk = clk_get(dev, NULL);
> + if (IS_ERR(clk))
> + return PTR_ERR(clk);
> +
> + ret = clk_enable(clk);
> + if (ret)
> + return ret;
> +
> priv->base = IOMEM(iores->start);
> priv->ops = ops;
> priv->wd.set_timeout = imx_watchdog_set_timeout;
> --
> 2.29.2
>
>
> _______________________________________________
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> barebox@xxxxxxxxxxxxxxxxxxx
> http://lists.infradead.org/mailman/listinfo/barebox
>
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