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From: Sean Anderson <seanga2@gmail.com>
To: u-boot@lists.denx.de
Subject: [PATCH v2 4/7] wdt: dw: Enable the clock before using it
Date: Fri,  7 Aug 2020 11:03:51 -0400	[thread overview]
Message-ID: <20200807150355.287181-4-seanga2@gmail.com> (raw)
In-Reply-To: <20200807150355.287181-1-seanga2@gmail.com>

The watchdog won't work if the clock isn't enabled.

Fixes: cf89ef8d10f240554541c20b2e1bdcdd58d1d7e6
Signed-off-by: Sean Anderson <seanga2@gmail.com>
---

(no changes since v1)

 drivers/watchdog/designware_wdt.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/watchdog/designware_wdt.c b/drivers/watchdog/designware_wdt.c
index 41866fa01b..e6f5437056 100644
--- a/drivers/watchdog/designware_wdt.c
+++ b/drivers/watchdog/designware_wdt.c
@@ -129,6 +129,10 @@ static int designware_wdt_probe(struct udevice *dev)
 	if (ret)
 		return ret;
 
+	ret = clk_enable(&clk);
+	if (ret)
+		return ret;
+
 	priv->clk_khz = clk_get_rate(&clk) / 1000;
 	if (!priv->clk_khz)
 		return -EINVAL;
-- 
2.28.0

  parent reply	other threads:[~2020-08-07 15:03 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-07 15:03 [PATCH v2 1/7] wdt: dw: Switch to using fls for log2 Sean Anderson
2020-08-07 15:03 ` [PATCH v2 2/7] wdt: dw: Switch to if(CONFIG()) instead of using #if Sean Anderson
2020-08-07 15:03 ` [PATCH v2 3/7] wdt: dw: Fix clock rate being off by 1000 Sean Anderson
2020-08-07 15:03 ` Sean Anderson [this message]
2020-08-07 15:03 ` [PATCH v2 5/7] wdt: dw: Free the clock on error Sean Anderson
2020-08-07 15:03 ` [PATCH v2 6/7] riscv: Add watchdog bindings for the k210 Sean Anderson
     [not found]   ` <752D002CFF5D0F4FA35C0100F1D73F3FA4734090@ATCPCS16.andestech.com>
2020-08-12  3:30     ` Rick Chen
2020-08-07 15:03 ` [PATCH v2 7/7] riscv: Enable watchdog " Sean Anderson

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