Date: Mon, 09 Feb 2026 10:23:37 +0000 From: Tom Jones <thj@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: ccb0e6e15f3d - main - aw_wdog: Add support for H616 Message-ID: <6989b5a9.1f68c.51672a09@gitrepo.freebsd.org>
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The branch main has been updated by thj: URL: https://cgit.FreeBSD.org/src/commit/?id=ccb0e6e15f3dd00288d1823ffaf6920916ae457c commit ccb0e6e15f3dd00288d1823ffaf6920916ae457c Author: Tom Jones <thj@FreeBSD.org> AuthorDate: 2026-02-09 10:05:46 +0000 Commit: Tom Jones <thj@FreeBSD.org> CommitDate: 2026-02-09 10:22:19 +0000 aw_wdog: Add support for H616 Reviewed by: manu Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D54913 --- sys/arm/allwinner/aw_wdog.c | 30 +++++++++++++++++++++++++++--- 1 file changed, 27 insertions(+), 3 deletions(-) diff --git a/sys/arm/allwinner/aw_wdog.c b/sys/arm/allwinner/aw_wdog.c index acfbdd8fe6d0..b6b2749f0cda 100644 --- a/sys/arm/allwinner/aw_wdog.c +++ b/sys/arm/allwinner/aw_wdog.c @@ -52,25 +52,32 @@ #define A10_WDOG_CTRL 0x00 #define A31_WDOG_CTRL 0x10 #define D1_WDOG_CTRL 0x10 +#define H616_WDOG_CTRL 0xB0 #define WDOG_CTRL_RESTART (1 << 0) #define A31_WDOG_CTRL_KEY (0xa57 << 1) #define D1_WDOG_CTRL_KEY (0xa57 << 1) +#define H616_WDOG_CTRL_KEY (0xa57 << 1) #define A10_WDOG_MODE 0x04 #define A31_WDOG_MODE 0x18 #define D1_WDOG_MODE 0x18 +#define H616_WDOG_MODE 0xB8 #define D1_WDOG_MODE_KEY (0x16AA << 16) #define A10_WDOG_MODE_INTVL_SHIFT 3 #define A31_WDOG_MODE_INTVL_SHIFT 4 #define D1_WDOG_MODE_INTVL_SHIFT 4 +#define H616_WDOG_MODE_INTVL_SHIFT 4 #define A10_WDOG_MODE_RST_EN (1 << 1) #define WDOG_MODE_EN (1 << 0) #define A31_WDOG_CONFIG 0x14 #define D1_WDOG_CONFIG 0x14 +#define H616_WDOG_CONFIG 0xB4 #define A31_WDOG_CONFIG_RST_EN_SYSTEM (1 << 0) #define A31_WDOG_CONFIG_RST_EN_INT (2 << 0) #define D1_WDOG_CONFIG_KEY (0x16AA << 16) #define D1_WDOG_CONFIG_RST_EN_SYSTEM (1 << 0) #define D1_WDOG_CONFIG_RST_EN_INT (2 << 0) +#define H616_WDOG_CONFIG_RST_EN_SYSTEM (1 << 0) +#define H616_WDOG_CONFIG_RST_EN_INT (2 << 0) struct aw_wdog_interval { uint64_t milliseconds; @@ -109,14 +116,18 @@ struct aw_wdog_softc { uint32_t wdog_config_value; }; -#define A10_WATCHDOG 1 -#define A31_WATCHDOG 2 -#define D1_WATCHDOG 3 +enum wdog_type { + A10_WATCHDOG = 1, + A31_WATCHDOG, + D1_WATCHDOG, + H616_WATCHDOG, +}; static struct ofw_compat_data compat_data[] = { {"allwinner,sun4i-a10-wdt", A10_WATCHDOG}, {"allwinner,sun6i-a31-wdt", A31_WATCHDOG}, {"allwinner,sun20i-d1-wdt", D1_WATCHDOG}, + {"allwinner,sun50i-h616-wdt", H616_WATCHDOG}, {NULL, 0} }; @@ -139,6 +150,9 @@ aw_wdog_probe(device_t dev) case D1_WATCHDOG: device_set_desc(dev, "Allwinner D1 Watchdog"); return (BUS_PROBE_DEFAULT); + case H616_WATCHDOG: + device_set_desc(dev, "Allwinner H616 Watchdog"); + return (BUS_PROBE_DEFAULT); } return (ENXIO); } @@ -192,6 +206,16 @@ aw_wdog_attach(device_t dev) sc->wdog_config = D1_WDOG_CONFIG; sc->wdog_config_value = D1_WDOG_CONFIG_KEY | D1_WDOG_CONFIG_RST_EN_SYSTEM; break; + case H616_WATCHDOG: + sc->wdog_ctrl = H616_WDOG_CTRL; + sc->wdog_ctrl_key = H616_WDOG_CTRL_KEY; + sc->wdog_mode = H616_WDOG_MODE; + sc->wdog_mode_key = 0; + sc->wdog_mode_intvl_shift = H616_WDOG_MODE_INTVL_SHIFT; + sc->wdog_mode_en = WDOG_MODE_EN; + sc->wdog_config = H616_WDOG_CONFIG; + sc->wdog_config_value = H616_WDOG_CONFIG_RST_EN_SYSTEM; + break; default: bus_release_resource(dev, SYS_RES_MEMORY, rid, sc->res); return (ENXIO);home | help
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