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@@ -17,6 +17,7 @@ int __weak soc_clk_dump(void)
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struct uclass *uc;
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struct clk clk;
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int ret;
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+ ulong rate;
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/* Device addresses start at 1 */
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ret = uclass_get(UCLASS_CLK, &uc);
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@@ -26,20 +27,23 @@ int __weak soc_clk_dump(void)
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uclass_foreach_dev(dev, uc) {
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memset(&clk, 0, sizeof(clk));
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ret = device_probe(dev);
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- if (ret) {
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- printf("%-30.30s : ? Hz\n", dev->name);
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- continue;
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- }
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+ if (ret)
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+ goto noclk;
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ret = clk_request(dev, &clk);
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- if (ret) {
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- printf("%-30.30s : ? Hz\n", dev->name);
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- continue;
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- }
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-
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- printf("%-30.30s : %lu Hz\n", dev->name, clk_get_rate(&clk));
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+ if (ret)
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+ goto noclk;
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+ rate = clk_get_rate(&clk);
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clk_free(&clk);
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+
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+ if (rate == -ENODEV)
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+ goto noclk;
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+
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+ printf("%-30.30s : %lu Hz\n", dev->name, rate);
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+ continue;
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+ noclk:
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+ printf("%-30.30s : ? Hz\n", dev->name);
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}
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return 0;
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