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@@ -425,18 +425,19 @@ static int at91_rtc_probe(struct platform_device *pdev)
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if (IS_ERR(rtc->sclk))
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return PTR_ERR(rtc->sclk);
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- sclk_rate = clk_get_rate(rtc->sclk);
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- if (!sclk_rate || sclk_rate > AT91_RTT_RTPRES) {
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- dev_err(&pdev->dev, "Invalid slow clock rate\n");
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- return -EINVAL;
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- }
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-
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ret = clk_prepare_enable(rtc->sclk);
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if (ret) {
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dev_err(&pdev->dev, "Could not enable slow clock\n");
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return ret;
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}
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+ sclk_rate = clk_get_rate(rtc->sclk);
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+ if (!sclk_rate || sclk_rate > AT91_RTT_RTPRES) {
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+ dev_err(&pdev->dev, "Invalid slow clock rate\n");
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+ ret = -EINVAL;
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+ goto err_clk;
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+ }
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+
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mr = rtt_readl(rtc, MR);
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/* unless RTT is counting at 1 Hz, re-initialize it */
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