diff options
Diffstat (limited to 'drivers/clk/qcom/common.c')
| -rw-r--r-- | drivers/clk/qcom/common.c | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/drivers/clk/qcom/common.c b/drivers/clk/qcom/common.c index a6b2f86112d8..60d2a78d1395 100644 --- a/drivers/clk/qcom/common.c +++ b/drivers/clk/qcom/common.c @@ -29,6 +29,9 @@ struct freq_tbl *qcom_find_freq(const struct freq_tbl *f, unsigned long rate) if (!f) return NULL; + if (!f->freq) + return f; + for (; f->freq; f++) if (rate <= f->freq) return f; @@ -218,7 +221,7 @@ static struct clk_hw *qcom_cc_clk_hw_get(struct of_phandle_args *clkspec, return ERR_PTR(-EINVAL); } - return cc->rclks[idx] ? &cc->rclks[idx]->hw : ERR_PTR(-ENOENT); + return cc->rclks[idx] ? &cc->rclks[idx]->hw : NULL; } int qcom_cc_really_probe(struct platform_device *pdev, @@ -306,4 +309,24 @@ int qcom_cc_probe(struct platform_device *pdev, const struct qcom_cc_desc *desc) } EXPORT_SYMBOL_GPL(qcom_cc_probe); +int qcom_cc_probe_by_index(struct platform_device *pdev, int index, + const struct qcom_cc_desc *desc) +{ + struct regmap *regmap; + struct resource *res; + void __iomem *base; + + res = platform_get_resource(pdev, IORESOURCE_MEM, index); + base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(base)) + return -ENOMEM; + + regmap = devm_regmap_init_mmio(&pdev->dev, base, desc->config); + if (IS_ERR(regmap)) + return PTR_ERR(regmap); + + return qcom_cc_really_probe(pdev, desc, regmap); +} +EXPORT_SYMBOL_GPL(qcom_cc_probe_by_index); + MODULE_LICENSE("GPL v2"); |
