[PATCH 12/18] watchdog: add watchdog driver for MediaTek MT7620 SoC

[Qiang Zhao]

On 2020/10/16 Fri 15:36, Weijie Gao <weijie.gao at mediatek.com> wrote


> -----Original Message-----
> From: Weijie Gao <weijie.gao at mediatek.com>
> Sent: 2020年10月16日 15:36
> To: u-boot at lists.denx.de
> Cc: GSS_MTK_Uboot_upstream <GSS_MTK_Uboot_upstream at mediatek.com>;
> Daniel Schwierzeck <daniel.schwierzeck at gmail.com>; Stefan Roese
> <sr at denx.de>; Stefan Roese <mail at roese.nl>; Stefan Roese
> <stefan.roese at mailbox.org>; Christophe Leroy <christophe.leroy at c-s.fr>;
> Marek Vasut <marex at denx.de>; Jagan Teki <jagan at amarulasolutions.com>;
> Suneel Garapati <sgarapati at marvell.com>; Michal Simek
> <michal.simek at xilinx.com>; Philippe Reynes
> <philippe.reynes at softathome.com>; Ashok Reddy Soma
> <ashok.reddy.soma at xilinx.com>; Qiang Zhao <qiang.zhao at nxp.com>; Jason Li
> <jason.li at cortina-access.com>; Alex Nemirovsky
> <alex.nemirovsky at cortina-access.com>; Jan Kiszka <jan.kiszka at siemens.com>;
> Weijie Gao <weijie.gao at mediatek.com>
> Subject: [PATCH 12/18] watchdog: add watchdog driver for MediaTek MT7620
> SoC
> 
> This patch adds watchdog support for the Mediatek MT7620 SoC
> 
> Signed-off-by: Weijie Gao <weijie.gao at mediatek.com>
> ---
>  drivers/watchdog/Kconfig      |   7 ++
>  drivers/watchdog/Makefile     |   1 +
>  drivers/watchdog/mt7620_wdt.c | 119
> ++++++++++++++++++++++++++++++++++
>  3 files changed, 127 insertions(+)
>  create mode 100644 drivers/watchdog/mt7620_wdt.c
> 
> --- /dev/null
> +++ b/drivers/watchdog/mt7620_wdt.c
> @@ -0,0 +1,119 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Copyright (C) 2020 MediaTek Inc.
> + *
> + * Author:  Weijie Gao <weijie.gao at mediatek.com>
> + *
> + * Watchdog timer for MT7620 and earlier SoCs  */
> +
> +
> +static const struct wdt_ops mt7620_wdt_ops = {
> +	.start = mt7620_wdt_start,
> +	.reset = mt7620_wdt_reset,
> +	.stop = mt7620_wdt_stop,

You'd better add expire_now function.

Best Regards
Qiang Zhao