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[81.2.115.148]) by smtp.gmail.com with ESMTPSA id q9sm6431033wme.18.2021.01.28.03.42.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 28 Jan 2021 03:42:07 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=FLhKJfJA3wJXHxcMZPwl39x9goxCdaNuR65Z80YJ5OE=; b=dvL1tvBW0hb+ABtbTnHOaDtgaVPGUu/yGvYan8qVNWP1vnhCE/+Fwwu5T/F6ZzgaL+ VLnzY8sQq71XXz833C+mYNEjgn8YmE8U7OfdO7VHs0Y24sErXopLKSZ6uRsHdaMEVwgn 4rxgOztIQ7Yo4z5rsEhCvNCzB81NaO00cgTUWFavGl+YLz+fnNH34CGwyZQ96AFPRGJ7 s7yv2Vq9EI9R8ZPOKbKVDPu83+LTNA2Z6dNe7+yNCycedsYd82RxcPOSzjlhodEeQMfj lKHMBzMo5gOeCQu4weHzTKAcvZ7yeeR+UsLd410XQ4KjbBVPksIk7AWwxYgIXa4SqBUO ovmQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=FLhKJfJA3wJXHxcMZPwl39x9goxCdaNuR65Z80YJ5OE=; b=QGGtz3p/dP9PmCZ27LbsjnBa4XrBMicPTp6BK+vCwuyaz2N3NclRHTl46MvfDhdAg5 pISJ8T8BvOhGwDpf1XRSqLwnYjlBwwkDuwr2JsAsDKjY9ZyjQOGJXY4sItia6ijVLNbW lkbzj4pK8d966QioC/M1qdAHifkb2vyKPZ+SS144x7yunyRZF25RUzvPhW7TwR+YpSbj o46GBIy9P3WZCQjBlslNSyZOP4+C97fBRwYLuM0XJ52EwC8OBaFq2k9ucoQTEuv9FjUf tfPko6+Jq24SWYaCq4368NHI7acL93X5g2Z7GT4tX98DewA6bvio6msQT9Ny7IVeOsxo KiMw== X-Gm-Message-State: AOAM530MyzWyBbVL2LZHRrFdMGK1qFjR3gxR6WSaMkwIKyRYKPyyq8+o 14bY3qsNsxeYTPxHoXHoQVKaqA== X-Google-Smtp-Source: ABdhPJxMreuamRMoqLMOWVicTPnlrnRQ6KEgY+AWOcJj4r3vdlolY+gDU/ARAOq0DOvjQd1H+i1T0g== X-Received: by 2002:a05:6000:188c:: with SMTP id a12mr16295896wri.105.1611834127506; Thu, 28 Jan 2021 03:42:07 -0800 (PST) From: Peter Maydell To: qemu-arm@nongnu.org, qemu-devel@nongnu.org Subject: [PATCH v2 20/25] hw/watchdog/cmsdk-apb-watchdog: Convert to use Clock input Date: Thu, 28 Jan 2021 11:41:40 +0000 Message-Id: <20210128114145.20536-21-peter.maydell@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210128114145.20536-1-peter.maydell@linaro.org> References: <20210128114145.20536-1-peter.maydell@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::435; envelope-from=peter.maydell@linaro.org; helo=mail-wr1-x435.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Luc Michel , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) Switch the CMSDK APB watchdog device over to using its Clock input; the wdogclk_frq property is now ignored. Signed-off-by: Peter Maydell Reviewed-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Luc Michel Message-id: 20210121190622.22000-21-peter.maydell@linaro.org --- hw/watchdog/cmsdk-apb-watchdog.c | 18 ++++++++++++++---- 1 file changed, 14 insertions(+), 4 deletions(-) diff --git a/hw/watchdog/cmsdk-apb-watchdog.c b/hw/watchdog/cmsdk-apb-watch= dog.c index b03bcb73628..9cad0c67da4 100644 --- a/hw/watchdog/cmsdk-apb-watchdog.c +++ b/hw/watchdog/cmsdk-apb-watchdog.c @@ -310,6 +310,15 @@ static void cmsdk_apb_watchdog_reset(DeviceState *dev) ptimer_transaction_commit(s->timer); } =20 +static void cmsdk_apb_watchdog_clk_update(void *opaque) +{ + CMSDKAPBWatchdog *s =3D CMSDK_APB_WATCHDOG(opaque); + + ptimer_transaction_begin(s->timer); + ptimer_set_period_from_clock(s->timer, s->wdogclk, 1); + ptimer_transaction_commit(s->timer); +} + static void cmsdk_apb_watchdog_init(Object *obj) { SysBusDevice *sbd =3D SYS_BUS_DEVICE(obj); @@ -319,7 +328,8 @@ static void cmsdk_apb_watchdog_init(Object *obj) s, "cmsdk-apb-watchdog", 0x1000); sysbus_init_mmio(sbd, &s->iomem); sysbus_init_irq(sbd, &s->wdogint); - s->wdogclk =3D qdev_init_clock_in(DEVICE(s), "WDOGCLK", NULL, NULL); + s->wdogclk =3D qdev_init_clock_in(DEVICE(s), "WDOGCLK", + cmsdk_apb_watchdog_clk_update, s); =20 s->is_luminary =3D false; s->id =3D cmsdk_apb_watchdog_id; @@ -329,9 +339,9 @@ static void cmsdk_apb_watchdog_realize(DeviceState *dev= , Error **errp) { CMSDKAPBWatchdog *s =3D CMSDK_APB_WATCHDOG(dev); =20 - if (s->wdogclk_frq =3D=3D 0) { + if (!clock_has_source(s->wdogclk)) { error_setg(errp, - "CMSDK APB watchdog: wdogclk-frq property must be set"); + "CMSDK APB watchdog: WDOGCLK clock must be connected"); return; } =20 @@ -342,7 +352,7 @@ static void cmsdk_apb_watchdog_realize(DeviceState *dev= , Error **errp) PTIMER_POLICY_NO_COUNTER_ROUND_DOWN); =20 ptimer_transaction_begin(s->timer); - ptimer_set_freq(s->timer, s->wdogclk_frq); + ptimer_set_period_from_clock(s->timer, s->wdogclk, 1); ptimer_transaction_commit(s->timer); } =20 --=20 2.20.1