[PATCH v6 02/13] clk: qcom: gdsc: Prepare common clk probe to register gdscs

[Rajendra Nayak]

The common clk probe registers a clk provider and a reset controller.
Update it to register a genpd provider using the gdsc data provided
by each platform.

Signed-off-by: Rajendra Nayak <rna...@codeaurora.org>
---
 drivers/clk/qcom/common.c | 16 +++++++++++++++-
 drivers/clk/qcom/common.h |  2 ++
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/drivers/clk/qcom/common.c b/drivers/clk/qcom/common.c
index f7101e3..2776679 100644
--- a/drivers/clk/qcom/common.c
+++ b/drivers/clk/qcom/common.c
@@ -21,6 +21,7 @@
 #include "clk-rcg.h"
 #include "clk-regmap.h"
 #include "reset.h"
+#include "gdsc.h"
 
 struct qcom_cc {
        struct qcom_reset_controller reset;
@@ -120,8 +121,20 @@ int qcom_cc_really_probe(struct platform_device *pdev,
 
        ret = reset_controller_register(&reset->rcdev);
        if (ret)
-               of_clk_del_provider(dev->of_node);
+               goto err_reset;
 
+       if (desc->gdscs && desc->num_gdscs) {
+               ret = gdsc_register(dev, desc->gdscs, desc->num_gdscs, regmap);
+               if (ret)
+                       goto err_pd;
+       }
+
+       return 0;
+err_pd:
+       dev_err(dev, "Failed to register power domains\n");
+       reset_controller_unregister(&reset->rcdev);
+err_reset:
+       of_clk_del_provider(dev->of_node);
        return ret;
 }
 EXPORT_SYMBOL_GPL(qcom_cc_really_probe);
@@ -140,6 +153,7 @@ EXPORT_SYMBOL_GPL(qcom_cc_probe);
 
 void qcom_cc_remove(struct platform_device *pdev)
 {
+       gdsc_unregister(&pdev->dev);
        of_clk_del_provider(pdev->dev.of_node);
        reset_controller_unregister(platform_get_drvdata(pdev));
 }
diff --git a/drivers/clk/qcom/common.h b/drivers/clk/qcom/common.h
index 7a0e737..2892b71f 100644
--- a/drivers/clk/qcom/common.h
+++ b/drivers/clk/qcom/common.h
@@ -28,6 +28,8 @@ struct qcom_cc_desc {
        size_t num_clks;
        const struct qcom_reset_map *resets;
        size_t num_resets;
+       struct gdsc **gdscs;
+       size_t num_gdscs;
 };
 
 extern const struct freq_tbl *qcom_find_freq(const struct freq_tbl *f,
-- 
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
of Code Aurora Forum, hosted by The Linux Foundation

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