clk: qcom: Consolidate common probe code

Most of the probe code is the same between all the different
clock controllers. Consolidate the code into a common.c file.
This makes changes to the common probe parts easier and reduces
chances for bugs.

Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Mike Turquette <mturquette@linaro.org>

8 files changed, 196 insertions, 337 deletions

diff --git a/drivers/clk/qcom/Makefile b/drivers/clk/qcom/Makefile
index f60db2ef1aee..689e05bf4f95 100644
--- a/drivers/clk/qcom/Makefile
+++ b/drivers/clk/qcom/Makefile
@@ -1,5 +1,6 @@
 obj-$(CONFIG_COMMON_CLK_QCOM) += clk-qcom.o
 
+clk-qcom-y += common.o
 clk-qcom-y += clk-regmap.o
 clk-qcom-y += clk-pll.o
 clk-qcom-y += clk-rcg.o
diff --git a/drivers/clk/qcom/common.c b/drivers/clk/qcom/common.c
new file mode 100644
index 000000000000..86b45fba5f90
--- /dev/null
+++ b/drivers/clk/qcom/common.c
@@ -0,0 +1,99 @@
+/*
+ * Copyright (c) 2013-2014, The Linux Foundation. All rights reserved.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/export.h>
+#include <linux/regmap.h>
+#include <linux/platform_device.h>
+#include <linux/clk-provider.h>
+#include <linux/reset-controller.h>
+
+#include "common.h"
+#include "clk-regmap.h"
+#include "reset.h"
+
+struct qcom_cc {
+        struct qcom_reset_controller reset;
+        struct clk_onecell_data data;
+        struct clk *clks[];
+};
+
+int qcom_cc_probe(struct platform_device *pdev, const struct qcom_cc_desc *desc)
+{
+        void __iomem *base;
+        struct resource *res;
+        int i, ret;
+        struct device *dev = &pdev->dev;
+        struct clk *clk;
+        struct clk_onecell_data *data;
+        struct clk **clks;
+        struct regmap *regmap;
+        struct qcom_reset_controller *reset;
+        struct qcom_cc *cc;
+        size_t num_clks = desc->num_clks;
+        struct clk_regmap **rclks = desc->clks;
+
+        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+        base = devm_ioremap_resource(dev, res);
+        if (IS_ERR(base))
+                return PTR_ERR(base);
+
+        regmap = devm_regmap_init_mmio(dev, base, desc->config);
+        if (IS_ERR(regmap))
+                return PTR_ERR(regmap);
+
+        cc = devm_kzalloc(dev, sizeof(*cc) + sizeof(*clks) * num_clks,
+                          GFP_KERNEL);
+        if (!cc)
+                return -ENOMEM;
+
+        clks = cc->clks;
+        data = &cc->data;
+        data->clks = clks;
+        data->clk_num = num_clks;
+
+        for (i = 0; i < num_clks; i++) {
+                if (!rclks[i])
+                        continue;
+                clk = devm_clk_register_regmap(dev, rclks[i]);
+                if (IS_ERR(clk))
+                        return PTR_ERR(clk);
+                clks[i] = clk;
+        }
+
+        ret = of_clk_add_provider(dev->of_node, of_clk_src_onecell_get, data);
+        if (ret)
+                return ret;
+
+        reset = &cc->reset;
+        reset->rcdev.of_node = dev->of_node;
+        reset->rcdev.ops = &qcom_reset_ops;
+        reset->rcdev.owner = dev->driver->owner;
+        reset->rcdev.nr_resets = desc->num_resets;
+        reset->regmap = regmap;
+        reset->reset_map = desc->resets;
+        platform_set_drvdata(pdev, &reset->rcdev);
+
+        ret = reset_controller_register(&reset->rcdev);
+        if (ret)
+                of_clk_del_provider(dev->of_node);
+
+        return ret;
+}
+EXPORT_SYMBOL_GPL(qcom_cc_probe);
+
+void qcom_cc_remove(struct platform_device *pdev)
+{
+        of_clk_del_provider(pdev->dev.of_node);
+        reset_controller_unregister(platform_get_drvdata(pdev));
+}
+EXPORT_SYMBOL_GPL(qcom_cc_remove);
diff --git a/drivers/clk/qcom/common.h b/drivers/clk/qcom/common.h
new file mode 100644
index 000000000000..2c3cfc860348
--- /dev/null
+++ b/drivers/clk/qcom/common.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2014, The Linux Foundation. All rights reserved.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+#ifndef __QCOM_CLK_COMMON_H__
+#define __QCOM_CLK_COMMON_H__
+
+struct platform_device;
+struct regmap_config;
+struct clk_regmap;
+struct qcom_reset_map;
+
+struct qcom_cc_desc {
+        const struct regmap_config *config;
+        struct clk_regmap **clks;
+        size_t num_clks;
+        const struct qcom_reset_map *resets;
+        size_t num_resets;
+};
+
+extern int qcom_cc_probe(struct platform_device *pdev,
+                         const struct qcom_cc_desc *desc);
+
+extern void qcom_cc_remove(struct platform_device *pdev);
+
+#endif
diff --git a/drivers/clk/qcom/gcc-msm8660.c b/drivers/clk/qcom/gcc-msm8660.c
index bc0b7f1fcfbe..44bc6fa64d78 100644
--- a/drivers/clk/qcom/gcc-msm8660.c
+++ b/drivers/clk/qcom/gcc-msm8660.c
@@ -25,6 +25,7 @@
 #include <dt-bindings/clock/qcom,gcc-msm8660.h>
 #include <dt-bindings/reset/qcom,gcc-msm8660.h>
 
+#include "common.h"
 #include "clk-regmap.h"
 #include "clk-pll.h"
 #include "clk-rcg.h"
@@ -2701,94 +2702,28 @@ static const struct regmap_config gcc_msm8660_regmap_config = {
         .fast_io        = true,
 };
 
+static const struct qcom_cc_desc gcc_msm8660_desc = {
+        .config = &gcc_msm8660_regmap_config,
+        .clks = gcc_msm8660_clks,
+        .num_clks = ARRAY_SIZE(gcc_msm8660_clks),
+        .resets = gcc_msm8660_resets,
+        .num_resets = ARRAY_SIZE(gcc_msm8660_resets),
+};
+
 static const struct of_device_id gcc_msm8660_match_table[] = {
         { .compatible = "qcom,gcc-msm8660" },
         { }
 };
 MODULE_DEVICE_TABLE(of, gcc_msm8660_match_table);
 
-struct qcom_cc {
-        struct qcom_reset_controller reset;
-        struct clk_onecell_data data;
-        struct clk *clks[];
-};
-
 static int gcc_msm8660_probe(struct platform_device *pdev)
 {
-        void __iomem *base;
-        struct resource *res;
-        int i, ret;
-        struct device *dev = &pdev->dev;
-        struct clk *clk;
-        struct clk_onecell_data *data;
-        struct clk **clks;
-        struct regmap *regmap;
-        size_t num_clks;
-        struct qcom_reset_controller *reset;
-        struct qcom_cc *cc;
-
-        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-        base = devm_ioremap_resource(dev, res);
-        if (IS_ERR(base))
-                return PTR_ERR(base);
-
-        regmap = devm_regmap_init_mmio(dev, base, &gcc_msm8660_regmap_config);
-        if (IS_ERR(regmap))
-                return PTR_ERR(regmap);
-
-        num_clks = ARRAY_SIZE(gcc_msm8660_clks);
-        cc = devm_kzalloc(dev, sizeof(*cc) + sizeof(*clks) * num_clks,
-                          GFP_KERNEL);
-        if (!cc)
-                return -ENOMEM;
-
-        clks = cc->clks;
-        data = &cc->data;
-        data->clks = clks;
-        data->clk_num = num_clks;
-
-        /* Temporary until RPM clocks supported */
-        clk = clk_register_fixed_rate(dev, "cxo", NULL, CLK_IS_ROOT, 19200000);
-        if (IS_ERR(clk))
-                return PTR_ERR(clk);
-
-        clk = clk_register_fixed_rate(dev, "pxo", NULL, CLK_IS_ROOT, 27000000);
-        if (IS_ERR(clk))
-                return PTR_ERR(clk);
-
-        for (i = 0; i < num_clks; i++) {
-                if (!gcc_msm8660_clks[i])
-                        continue;
-                clk = devm_clk_register_regmap(dev, gcc_msm8660_clks[i]);
-                if (IS_ERR(clk))
-                        return PTR_ERR(clk);
-                clks[i] = clk;
-        }
-
-        ret = of_clk_add_provider(dev->of_node, of_clk_src_onecell_get, data);
-        if (ret)
-                return ret;
-
-        reset = &cc->reset;
-        reset->rcdev.of_node = dev->of_node;
-        reset->rcdev.ops = &qcom_reset_ops,
-        reset->rcdev.owner = THIS_MODULE,
-        reset->rcdev.nr_resets = ARRAY_SIZE(gcc_msm8660_resets),
-        reset->regmap = regmap;
-        reset->reset_map = gcc_msm8660_resets,
-        platform_set_drvdata(pdev, &reset->rcdev);
-
-        ret = reset_controller_register(&reset->rcdev);
-        if (ret)
-                of_clk_del_provider(dev->of_node);
-
-        return ret;
+        return qcom_cc_probe(pdev, &gcc_msm8660_desc);
 }
 
 static int gcc_msm8660_remove(struct platform_device *pdev)
 {
-        of_clk_del_provider(pdev->dev.of_node);
-        reset_controller_unregister(platform_get_drvdata(pdev));
+        qcom_cc_remove(pdev);
         return 0;
 }
 
diff --git a/drivers/clk/qcom/gcc-msm8960.c b/drivers/clk/qcom/gcc-msm8960.c
index fd446ab2fd98..633b019891bb 100644
--- a/drivers/clk/qcom/gcc-msm8960.c
+++ b/drivers/clk/qcom/gcc-msm8960.c
@@ -25,6 +25,7 @@
 #include <dt-bindings/clock/qcom,gcc-msm8960.h>
 #include <dt-bindings/reset/qcom,gcc-msm8960.h>
 
+#include "common.h"
 #include "clk-regmap.h"
 #include "clk-pll.h"
 #include "clk-rcg.h"
@@ -2875,51 +2876,24 @@ static const struct regmap_config gcc_msm8960_regmap_config = {
         .fast_io        = true,
 };
 
+static const struct qcom_cc_desc gcc_msm8960_desc = {
+        .config = &gcc_msm8960_regmap_config,
+        .clks = gcc_msm8960_clks,
+        .num_clks = ARRAY_SIZE(gcc_msm8960_clks),
+        .resets = gcc_msm8960_resets,
+        .num_resets = ARRAY_SIZE(gcc_msm8960_resets),
+};
+
 static const struct of_device_id gcc_msm8960_match_table[] = {
         { .compatible = "qcom,gcc-msm8960" },
         { }
 };
 MODULE_DEVICE_TABLE(of, gcc_msm8960_match_table);
 
-struct qcom_cc {
-        struct qcom_reset_controller reset;
-        struct clk_onecell_data data;
-        struct clk *clks[];
-};
-
 static int gcc_msm8960_probe(struct platform_device *pdev)
 {
-        void __iomem *base;
-        struct resource *res;
-        int i, ret;
-        struct device *dev = &pdev->dev;
         struct clk *clk;
-        struct clk_onecell_data *data;
-        struct clk **clks;
-        struct regmap *regmap;
-        size_t num_clks;
-        struct qcom_reset_controller *reset;
-        struct qcom_cc *cc;
-
-        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-        base = devm_ioremap_resource(dev, res);
-        if (IS_ERR(base))
-                return PTR_ERR(base);
-
-        regmap = devm_regmap_init_mmio(dev, base, &gcc_msm8960_regmap_config);
-        if (IS_ERR(regmap))
-                return PTR_ERR(regmap);
-
-        num_clks = ARRAY_SIZE(gcc_msm8960_clks);
-        cc = devm_kzalloc(dev, sizeof(*cc) + sizeof(*clks) * num_clks,
-                          GFP_KERNEL);
-        if (!cc)
-                return -ENOMEM;
-
-        clks = cc->clks;
-        data = &cc->data;
-        data->clks = clks;
-        data->clk_num = num_clks;
+        struct device *dev = &pdev->dev;
 
         /* Temporary until RPM clocks supported */
         clk = clk_register_fixed_rate(dev, "cxo", NULL, CLK_IS_ROOT, 19200000);
@@ -2930,39 +2904,12 @@ static int gcc_msm8960_probe(struct platform_device *pdev)
         if (IS_ERR(clk))
                 return PTR_ERR(clk);
 
-        for (i = 0; i < num_clks; i++) {
-                if (!gcc_msm8960_clks[i])
-                        continue;
-                clk = devm_clk_register_regmap(dev, gcc_msm8960_clks[i]);
-                if (IS_ERR(clk))
-                        return PTR_ERR(clk);
-                clks[i] = clk;
-        }
-
-        ret = of_clk_add_provider(dev->of_node, of_clk_src_onecell_get, data);
-        if (ret)
-                return ret;
-
-        reset = &cc->reset;
-        reset->rcdev.of_node = dev->of_node;
-        reset->rcdev.ops = &qcom_reset_ops,
-        reset->rcdev.owner = THIS_MODULE,
-        reset->rcdev.nr_resets = ARRAY_SIZE(gcc_msm8960_resets),
-        reset->regmap = regmap;
-        reset->reset_map = gcc_msm8960_resets,
-        platform_set_drvdata(pdev, &reset->rcdev);
-
-        ret = reset_controller_register(&reset->rcdev);
-        if (ret)
-                of_clk_del_provider(dev->of_node);
-
-        return ret;
+        return qcom_cc_probe(pdev, &gcc_msm8960_desc);
 }
 
 static int gcc_msm8960_remove(struct platform_device *pdev)
 {
-        of_clk_del_provider(pdev->dev.of_node);
-        reset_controller_unregister(platform_get_drvdata(pdev));
+        qcom_cc_remove(pdev);
         return 0;
 }
 
diff --git a/drivers/clk/qcom/gcc-msm8974.c b/drivers/clk/qcom/gcc-msm8974.c
index 51d457e2b959..0d1edc1e9b31 100644
--- a/drivers/clk/qcom/gcc-msm8974.c
+++ b/drivers/clk/qcom/gcc-msm8974.c
@@ -25,6 +25,7 @@
 #include <dt-bindings/clock/qcom,gcc-msm8974.h>
 #include <dt-bindings/reset/qcom,gcc-msm8974.h>
 
+#include "common.h"
 #include "clk-regmap.h"
 #include "clk-pll.h"
 #include "clk-rcg.h"
@@ -2574,51 +2575,24 @@ static const struct regmap_config gcc_msm8974_regmap_config = {
         .fast_io        = true,
 };
 
+static const struct qcom_cc_desc gcc_msm8974_desc = {
+        .config = &gcc_msm8974_regmap_config,
+        .clks = gcc_msm8974_clocks,
+        .num_clks = ARRAY_SIZE(gcc_msm8974_clocks),
+        .resets = gcc_msm8974_resets,
+        .num_resets = ARRAY_SIZE(gcc_msm8974_resets),
+};
+
 static const struct of_device_id gcc_msm8974_match_table[] = {
         { .compatible = "qcom,gcc-msm8974" },
         { }
 };
 MODULE_DEVICE_TABLE(of, gcc_msm8974_match_table);
 
-struct qcom_cc {
-        struct qcom_reset_controller reset;
-        struct clk_onecell_data data;
-        struct clk *clks[];
-};
-
 static int gcc_msm8974_probe(struct platform_device *pdev)
 {
-        void __iomem *base;
-        struct resource *res;
-        int i, ret;
-        struct device *dev = &pdev->dev;
         struct clk *clk;
-        struct clk_onecell_data *data;
-        struct clk **clks;
-        struct regmap *regmap;
-        size_t num_clks;
-        struct qcom_reset_controller *reset;
-        struct qcom_cc *cc;
-
-        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-        base = devm_ioremap_resource(dev, res);
-        if (IS_ERR(base))
-                return PTR_ERR(base);
-
-        regmap = devm_regmap_init_mmio(dev, base, &gcc_msm8974_regmap_config);
-        if (IS_ERR(regmap))
-                return PTR_ERR(regmap);
-
-        num_clks = ARRAY_SIZE(gcc_msm8974_clocks);
-        cc = devm_kzalloc(dev, sizeof(*cc) + sizeof(*clks) * num_clks,
-                          GFP_KERNEL);
-        if (!cc)
-                return -ENOMEM;
-
-        clks = cc->clks;
-        data = &cc->data;
-        data->clks = clks;
-        data->clk_num = num_clks;
+        struct device *dev = &pdev->dev;
 
         /* Temporary until RPM clocks supported */
         clk = clk_register_fixed_rate(dev, "xo", NULL, CLK_IS_ROOT, 19200000);
@@ -2631,39 +2605,12 @@ static int gcc_msm8974_probe(struct platform_device *pdev)
         if (IS_ERR(clk))
                 return PTR_ERR(clk);
 
-        for (i = 0; i < num_clks; i++) {
-                if (!gcc_msm8974_clocks[i])
-                        continue;
-                clk = devm_clk_register_regmap(dev, gcc_msm8974_clocks[i]);
-                if (IS_ERR(clk))
-                        return PTR_ERR(clk);
-                clks[i] = clk;
-        }
-
-        ret = of_clk_add_provider(dev->of_node, of_clk_src_onecell_get, data);
-        if (ret)
-                return ret;
-
-        reset = &cc->reset;
-        reset->rcdev.of_node = dev->of_node;
-        reset->rcdev.ops = &qcom_reset_ops,
-        reset->rcdev.owner = THIS_MODULE,
-        reset->rcdev.nr_resets = ARRAY_SIZE(gcc_msm8974_resets),
-        reset->regmap = regmap;
-        reset->reset_map = gcc_msm8974_resets,
-        platform_set_drvdata(pdev, &reset->rcdev);
-
-        ret = reset_controller_register(&reset->rcdev);
-        if (ret)
-                of_clk_del_provider(dev->of_node);
-
-        return ret;
+        return qcom_cc_probe(pdev, &gcc_msm8974_desc);
 }
 
 static int gcc_msm8974_remove(struct platform_device *pdev)
 {
-        of_clk_del_provider(pdev->dev.of_node);
-        reset_controller_unregister(platform_get_drvdata(pdev));
+        qcom_cc_remove(pdev);
         return 0;
 }
 
diff --git a/drivers/clk/qcom/mmcc-msm8960.c b/drivers/clk/qcom/mmcc-msm8960.c
index f9b59c7e48e9..12f3c0b64fcd 100644
--- a/drivers/clk/qcom/mmcc-msm8960.c
+++ b/drivers/clk/qcom/mmcc-msm8960.c
@@ -26,6 +26,7 @@
 #include <dt-bindings/clock/qcom,mmcc-msm8960.h>
 #include <dt-bindings/reset/qcom,mmcc-msm8960.h>
 
+#include "common.h"
 #include "clk-regmap.h"
 #include "clk-pll.h"
 #include "clk-rcg.h"
@@ -2222,85 +2223,28 @@ static const struct regmap_config mmcc_msm8960_regmap_config = {
         .fast_io        = true,
 };
 
+static const struct qcom_cc_desc mmcc_msm8960_desc = {
+        .config = &mmcc_msm8960_regmap_config,
+        .clks = mmcc_msm8960_clks,
+        .num_clks = ARRAY_SIZE(mmcc_msm8960_clks),
+        .resets = mmcc_msm8960_resets,
+        .num_resets = ARRAY_SIZE(mmcc_msm8960_resets),
+};
+
 static const struct of_device_id mmcc_msm8960_match_table[] = {
         { .compatible = "qcom,mmcc-msm8960" },
         { }
 };
 MODULE_DEVICE_TABLE(of, mmcc_msm8960_match_table);
 
-struct qcom_cc {
-        struct qcom_reset_controller reset;
-        struct clk_onecell_data data;
-        struct clk *clks[];
-};
-
 static int mmcc_msm8960_probe(struct platform_device *pdev)
 {
-        void __iomem *base;
-        struct resource *res;
-        int i, ret;
-        struct device *dev = &pdev->dev;
-        struct clk *clk;
-        struct clk_onecell_data *data;
-        struct clk **clks;
-        struct regmap *regmap;
-        size_t num_clks;
-        struct qcom_reset_controller *reset;
-        struct qcom_cc *cc;
-
-        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-        base = devm_ioremap_resource(dev, res);
-        if (IS_ERR(base))
-                return PTR_ERR(base);
-
-        regmap = devm_regmap_init_mmio(dev, base, &mmcc_msm8960_regmap_config);
-        if (IS_ERR(regmap))
-                return PTR_ERR(regmap);
-
-        num_clks = ARRAY_SIZE(mmcc_msm8960_clks);
-        cc = devm_kzalloc(dev, sizeof(*cc) + sizeof(*clks) * num_clks,
-                          GFP_KERNEL);
-        if (!cc)
-                return -ENOMEM;
-
-        clks = cc->clks;
-        data = &cc->data;
-        data->clks = clks;
-        data->clk_num = num_clks;
-
-        for (i = 0; i < num_clks; i++) {
-                if (!mmcc_msm8960_clks[i])
-                        continue;
-                clk = devm_clk_register_regmap(dev, mmcc_msm8960_clks[i]);
-                if (IS_ERR(clk))
-                        return PTR_ERR(clk);
-                clks[i] = clk;
-        }
-
-        ret = of_clk_add_provider(dev->of_node, of_clk_src_onecell_get, data);
-        if (ret)
-                return ret;
-
-        reset = &cc->reset;
-        reset->rcdev.of_node = dev->of_node;
-        reset->rcdev.ops = &qcom_reset_ops,
-        reset->rcdev.owner = THIS_MODULE,
-        reset->rcdev.nr_resets = ARRAY_SIZE(mmcc_msm8960_resets),
-        reset->regmap = regmap;
-        reset->reset_map = mmcc_msm8960_resets,
-        platform_set_drvdata(pdev, &reset->rcdev);
-
-        ret = reset_controller_register(&reset->rcdev);
-        if (ret)
-                of_clk_del_provider(dev->of_node);
-
-        return ret;
+        return qcom_cc_probe(pdev, &mmcc_msm8960_desc);
 }
 
 static int mmcc_msm8960_remove(struct platform_device *pdev)
 {
-        of_clk_del_provider(pdev->dev.of_node);
-        reset_controller_unregister(platform_get_drvdata(pdev));
+        qcom_cc_remove(pdev);
         return 0;
 }
 
diff --git a/drivers/clk/qcom/mmcc-msm8974.c b/drivers/clk/qcom/mmcc-msm8974.c
index c95774514b81..60b7c24a5cd6 100644
--- a/drivers/clk/qcom/mmcc-msm8974.c
+++ b/drivers/clk/qcom/mmcc-msm8974.c
@@ -25,6 +25,7 @@
 #include <dt-bindings/clock/qcom,mmcc-msm8974.h>
 #include <dt-bindings/reset/qcom,mmcc-msm8974.h>
 
+#include "common.h"
 #include "clk-regmap.h"
 #include "clk-pll.h"
 #include "clk-rcg.h"
@@ -2524,88 +2525,39 @@ static const struct regmap_config mmcc_msm8974_regmap_config = {
         .fast_io        = true,
 };
 
+static const struct qcom_cc_desc mmcc_msm8974_desc = {
+        .config = &mmcc_msm8974_regmap_config,
+        .clks = mmcc_msm8974_clocks,
+        .num_clks = ARRAY_SIZE(mmcc_msm8974_clocks),
+        .resets = mmcc_msm8974_resets,
+        .num_resets = ARRAY_SIZE(mmcc_msm8974_resets),
+};
+
 static const struct of_device_id mmcc_msm8974_match_table[] = {
         { .compatible = "qcom,mmcc-msm8974" },
         { }
 };
 MODULE_DEVICE_TABLE(of, mmcc_msm8974_match_table);
 
-struct qcom_cc {
-        struct qcom_reset_controller reset;
-        struct clk_onecell_data data;
-        struct clk *clks[];
-};
-
 static int mmcc_msm8974_probe(struct platform_device *pdev)
 {
-        void __iomem *base;
-        struct resource *res;
-        int i, ret;
-        struct device *dev = &pdev->dev;
-        struct clk *clk;
-        struct clk_onecell_data *data;
-        struct clk **clks;
+        int ret;
         struct regmap *regmap;
-        size_t num_clks;
-        struct qcom_reset_controller *reset;
-        struct qcom_cc *cc;
-
-        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-        base = devm_ioremap_resource(dev, res);
-        if (IS_ERR(base))
-                return PTR_ERR(base);
-
-        regmap = devm_regmap_init_mmio(dev, base, &mmcc_msm8974_regmap_config);
-        if (IS_ERR(regmap))
-                return PTR_ERR(regmap);
-
-        num_clks = ARRAY_SIZE(mmcc_msm8974_clocks);
-        cc = devm_kzalloc(dev, sizeof(*cc) + sizeof(*clks) * num_clks,
-                          GFP_KERNEL);
-        if (!cc)
-                return -ENOMEM;
-
-        clks = cc->clks;
-        data = &cc->data;
-        data->clks = clks;
-        data->clk_num = num_clks;
-
-        clk_pll_configure_sr_hpm_lp(&mmpll1, regmap, &mmpll1_config, true);
-        clk_pll_configure_sr_hpm_lp(&mmpll3, regmap, &mmpll3_config, false);
 
-        for (i = 0; i < num_clks; i++) {
-                if (!mmcc_msm8974_clocks[i])
-                        continue;
-                clk = devm_clk_register_regmap(dev, mmcc_msm8974_clocks[i]);
-                if (IS_ERR(clk))
-                        return PTR_ERR(clk);
-                clks[i] = clk;
-        }
-
-        ret = of_clk_add_provider(dev->of_node, of_clk_src_onecell_get, data);
+        ret = qcom_cc_probe(pdev, &mmcc_msm8974_desc);
         if (ret)
                 return ret;
 
-        reset = &cc->reset;
-        reset->rcdev.of_node = dev->of_node;
-        reset->rcdev.ops = &qcom_reset_ops,
-        reset->rcdev.owner = THIS_MODULE,
-        reset->rcdev.nr_resets = ARRAY_SIZE(mmcc_msm8974_resets),
-        reset->regmap = regmap;
-        reset->reset_map = mmcc_msm8974_resets,
-        platform_set_drvdata(pdev, &reset->rcdev);
-
-        ret = reset_controller_register(&reset->rcdev);
-        if (ret)
-                of_clk_del_provider(dev->of_node);
+        regmap = dev_get_regmap(&pdev->dev, NULL);
+        clk_pll_configure_sr_hpm_lp(&mmpll1, regmap, &mmpll1_config, true);
+        clk_pll_configure_sr_hpm_lp(&mmpll3, regmap, &mmpll3_config, false);
 
-        return ret;
+        return 0;
 }
 
 static int mmcc_msm8974_remove(struct platform_device *pdev)
 {
-        of_clk_del_provider(pdev->dev.of_node);
-        reset_controller_unregister(platform_get_drvdata(pdev));
+        qcom_cc_remove(pdev);
         return 0;
 }