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>
This commit is contained in:
parent
63589e92c2
commit
49fc825f0c
8 changed files with 196 additions and 337 deletions
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@ -1,5 +1,6 @@
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obj-$(CONFIG_COMMON_CLK_QCOM) += clk-qcom.o
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obj-$(CONFIG_COMMON_CLK_QCOM) += clk-qcom.o
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clk-qcom-y += common.o
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clk-qcom-y += clk-regmap.o
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clk-qcom-y += clk-regmap.o
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clk-qcom-y += clk-pll.o
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clk-qcom-y += clk-pll.o
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clk-qcom-y += clk-rcg.o
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clk-qcom-y += clk-rcg.o
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99
drivers/clk/qcom/common.c
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99
drivers/clk/qcom/common.c
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@ -0,0 +1,99 @@
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/*
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* Copyright (c) 2013-2014, The Linux Foundation. All rights reserved.
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <linux/export.h>
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#include <linux/regmap.h>
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#include <linux/platform_device.h>
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#include <linux/clk-provider.h>
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#include <linux/reset-controller.h>
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#include "common.h"
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#include "clk-regmap.h"
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#include "reset.h"
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struct qcom_cc {
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struct qcom_reset_controller reset;
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struct clk_onecell_data data;
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struct clk *clks[];
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};
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int qcom_cc_probe(struct platform_device *pdev, const struct qcom_cc_desc *desc)
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{
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void __iomem *base;
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struct resource *res;
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int i, ret;
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struct device *dev = &pdev->dev;
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struct clk *clk;
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struct clk_onecell_data *data;
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struct clk **clks;
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struct regmap *regmap;
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struct qcom_reset_controller *reset;
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struct qcom_cc *cc;
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size_t num_clks = desc->num_clks;
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struct clk_regmap **rclks = desc->clks;
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res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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base = devm_ioremap_resource(dev, res);
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if (IS_ERR(base))
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return PTR_ERR(base);
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regmap = devm_regmap_init_mmio(dev, base, desc->config);
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if (IS_ERR(regmap))
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return PTR_ERR(regmap);
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cc = devm_kzalloc(dev, sizeof(*cc) + sizeof(*clks) * num_clks,
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GFP_KERNEL);
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if (!cc)
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return -ENOMEM;
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clks = cc->clks;
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data = &cc->data;
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data->clks = clks;
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data->clk_num = num_clks;
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for (i = 0; i < num_clks; i++) {
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if (!rclks[i])
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continue;
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clk = devm_clk_register_regmap(dev, rclks[i]);
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if (IS_ERR(clk))
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return PTR_ERR(clk);
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clks[i] = clk;
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}
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ret = of_clk_add_provider(dev->of_node, of_clk_src_onecell_get, data);
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if (ret)
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return ret;
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reset = &cc->reset;
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reset->rcdev.of_node = dev->of_node;
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reset->rcdev.ops = &qcom_reset_ops;
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reset->rcdev.owner = dev->driver->owner;
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reset->rcdev.nr_resets = desc->num_resets;
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reset->regmap = regmap;
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reset->reset_map = desc->resets;
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platform_set_drvdata(pdev, &reset->rcdev);
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ret = reset_controller_register(&reset->rcdev);
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if (ret)
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of_clk_del_provider(dev->of_node);
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return ret;
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}
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EXPORT_SYMBOL_GPL(qcom_cc_probe);
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void qcom_cc_remove(struct platform_device *pdev)
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{
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of_clk_del_provider(pdev->dev.of_node);
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reset_controller_unregister(platform_get_drvdata(pdev));
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}
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EXPORT_SYMBOL_GPL(qcom_cc_remove);
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34
drivers/clk/qcom/common.h
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34
drivers/clk/qcom/common.h
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@ -0,0 +1,34 @@
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/*
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* Copyright (c) 2014, The Linux Foundation. All rights reserved.
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef __QCOM_CLK_COMMON_H__
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#define __QCOM_CLK_COMMON_H__
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struct platform_device;
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struct regmap_config;
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struct clk_regmap;
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struct qcom_reset_map;
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struct qcom_cc_desc {
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const struct regmap_config *config;
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struct clk_regmap **clks;
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size_t num_clks;
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const struct qcom_reset_map *resets;
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size_t num_resets;
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};
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extern int qcom_cc_probe(struct platform_device *pdev,
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const struct qcom_cc_desc *desc);
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extern void qcom_cc_remove(struct platform_device *pdev);
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#endif
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@ -25,6 +25,7 @@
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#include <dt-bindings/clock/qcom,gcc-msm8660.h>
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#include <dt-bindings/clock/qcom,gcc-msm8660.h>
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#include <dt-bindings/reset/qcom,gcc-msm8660.h>
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#include <dt-bindings/reset/qcom,gcc-msm8660.h>
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#include "common.h"
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#include "clk-regmap.h"
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#include "clk-regmap.h"
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#include "clk-pll.h"
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#include "clk-pll.h"
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#include "clk-rcg.h"
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#include "clk-rcg.h"
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@ -2701,94 +2702,28 @@ static const struct regmap_config gcc_msm8660_regmap_config = {
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.fast_io = true,
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.fast_io = true,
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};
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};
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static const struct qcom_cc_desc gcc_msm8660_desc = {
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.config = &gcc_msm8660_regmap_config,
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.clks = gcc_msm8660_clks,
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.num_clks = ARRAY_SIZE(gcc_msm8660_clks),
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.resets = gcc_msm8660_resets,
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.num_resets = ARRAY_SIZE(gcc_msm8660_resets),
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};
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static const struct of_device_id gcc_msm8660_match_table[] = {
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static const struct of_device_id gcc_msm8660_match_table[] = {
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{ .compatible = "qcom,gcc-msm8660" },
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{ .compatible = "qcom,gcc-msm8660" },
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{ }
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{ }
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};
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};
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MODULE_DEVICE_TABLE(of, gcc_msm8660_match_table);
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MODULE_DEVICE_TABLE(of, gcc_msm8660_match_table);
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struct qcom_cc {
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struct qcom_reset_controller reset;
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struct clk_onecell_data data;
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struct clk *clks[];
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};
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static int gcc_msm8660_probe(struct platform_device *pdev)
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static int gcc_msm8660_probe(struct platform_device *pdev)
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{
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{
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void __iomem *base;
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return qcom_cc_probe(pdev, &gcc_msm8660_desc);
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struct resource *res;
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int i, ret;
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struct device *dev = &pdev->dev;
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struct clk *clk;
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struct clk_onecell_data *data;
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struct clk **clks;
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struct regmap *regmap;
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size_t num_clks;
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struct qcom_reset_controller *reset;
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struct qcom_cc *cc;
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res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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base = devm_ioremap_resource(dev, res);
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if (IS_ERR(base))
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return PTR_ERR(base);
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regmap = devm_regmap_init_mmio(dev, base, &gcc_msm8660_regmap_config);
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if (IS_ERR(regmap))
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return PTR_ERR(regmap);
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num_clks = ARRAY_SIZE(gcc_msm8660_clks);
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cc = devm_kzalloc(dev, sizeof(*cc) + sizeof(*clks) * num_clks,
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GFP_KERNEL);
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if (!cc)
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return -ENOMEM;
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clks = cc->clks;
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data = &cc->data;
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data->clks = clks;
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data->clk_num = num_clks;
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/* Temporary until RPM clocks supported */
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clk = clk_register_fixed_rate(dev, "cxo", NULL, CLK_IS_ROOT, 19200000);
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if (IS_ERR(clk))
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return PTR_ERR(clk);
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clk = clk_register_fixed_rate(dev, "pxo", NULL, CLK_IS_ROOT, 27000000);
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if (IS_ERR(clk))
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return PTR_ERR(clk);
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for (i = 0; i < num_clks; i++) {
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if (!gcc_msm8660_clks[i])
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continue;
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clk = devm_clk_register_regmap(dev, gcc_msm8660_clks[i]);
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if (IS_ERR(clk))
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return PTR_ERR(clk);
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clks[i] = clk;
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}
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ret = of_clk_add_provider(dev->of_node, of_clk_src_onecell_get, data);
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if (ret)
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return ret;
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reset = &cc->reset;
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reset->rcdev.of_node = dev->of_node;
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reset->rcdev.ops = &qcom_reset_ops,
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reset->rcdev.owner = THIS_MODULE,
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reset->rcdev.nr_resets = ARRAY_SIZE(gcc_msm8660_resets),
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reset->regmap = regmap;
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reset->reset_map = gcc_msm8660_resets,
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platform_set_drvdata(pdev, &reset->rcdev);
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ret = reset_controller_register(&reset->rcdev);
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if (ret)
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of_clk_del_provider(dev->of_node);
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return ret;
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}
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}
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static int gcc_msm8660_remove(struct platform_device *pdev)
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static int gcc_msm8660_remove(struct platform_device *pdev)
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{
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{
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of_clk_del_provider(pdev->dev.of_node);
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qcom_cc_remove(pdev);
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reset_controller_unregister(platform_get_drvdata(pdev));
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return 0;
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return 0;
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}
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}
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#include <dt-bindings/clock/qcom,gcc-msm8960.h>
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#include <dt-bindings/clock/qcom,gcc-msm8960.h>
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#include <dt-bindings/reset/qcom,gcc-msm8960.h>
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#include <dt-bindings/reset/qcom,gcc-msm8960.h>
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#include "common.h"
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#include "clk-regmap.h"
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#include "clk-regmap.h"
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#include "clk-pll.h"
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#include "clk-pll.h"
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#include "clk-rcg.h"
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#include "clk-rcg.h"
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.fast_io = true,
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.fast_io = true,
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};
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};
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static const struct qcom_cc_desc gcc_msm8960_desc = {
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.config = &gcc_msm8960_regmap_config,
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.clks = gcc_msm8960_clks,
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.num_clks = ARRAY_SIZE(gcc_msm8960_clks),
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.resets = gcc_msm8960_resets,
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.num_resets = ARRAY_SIZE(gcc_msm8960_resets),
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};
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static const struct of_device_id gcc_msm8960_match_table[] = {
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static const struct of_device_id gcc_msm8960_match_table[] = {
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{ .compatible = "qcom,gcc-msm8960" },
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{ .compatible = "qcom,gcc-msm8960" },
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{ }
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{ }
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};
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};
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MODULE_DEVICE_TABLE(of, gcc_msm8960_match_table);
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MODULE_DEVICE_TABLE(of, gcc_msm8960_match_table);
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struct qcom_cc {
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struct qcom_reset_controller reset;
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struct clk_onecell_data data;
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struct clk *clks[];
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};
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static int gcc_msm8960_probe(struct platform_device *pdev)
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static int gcc_msm8960_probe(struct platform_device *pdev)
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{
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{
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void __iomem *base;
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struct resource *res;
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int i, ret;
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struct device *dev = &pdev->dev;
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struct clk *clk;
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struct clk *clk;
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struct clk_onecell_data *data;
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struct device *dev = &pdev->dev;
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struct clk **clks;
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struct regmap *regmap;
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size_t num_clks;
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struct qcom_reset_controller *reset;
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struct qcom_cc *cc;
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res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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base = devm_ioremap_resource(dev, res);
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if (IS_ERR(base))
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return PTR_ERR(base);
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regmap = devm_regmap_init_mmio(dev, base, &gcc_msm8960_regmap_config);
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if (IS_ERR(regmap))
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return PTR_ERR(regmap);
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num_clks = ARRAY_SIZE(gcc_msm8960_clks);
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cc = devm_kzalloc(dev, sizeof(*cc) + sizeof(*clks) * num_clks,
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GFP_KERNEL);
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if (!cc)
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return -ENOMEM;
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clks = cc->clks;
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data = &cc->data;
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data->clks = clks;
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data->clk_num = num_clks;
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/* Temporary until RPM clocks supported */
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/* Temporary until RPM clocks supported */
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clk = clk_register_fixed_rate(dev, "cxo", NULL, CLK_IS_ROOT, 19200000);
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clk = clk_register_fixed_rate(dev, "cxo", NULL, CLK_IS_ROOT, 19200000);
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@ -2930,39 +2904,12 @@ static int gcc_msm8960_probe(struct platform_device *pdev)
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if (IS_ERR(clk))
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if (IS_ERR(clk))
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return PTR_ERR(clk);
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return PTR_ERR(clk);
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for (i = 0; i < num_clks; i++) {
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return qcom_cc_probe(pdev, &gcc_msm8960_desc);
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if (!gcc_msm8960_clks[i])
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continue;
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clk = devm_clk_register_regmap(dev, gcc_msm8960_clks[i]);
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if (IS_ERR(clk))
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return PTR_ERR(clk);
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clks[i] = clk;
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}
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ret = of_clk_add_provider(dev->of_node, of_clk_src_onecell_get, data);
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if (ret)
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return ret;
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reset = &cc->reset;
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|
||||||
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;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
static int gcc_msm8960_remove(struct platform_device *pdev)
|
static int gcc_msm8960_remove(struct platform_device *pdev)
|
||||||
{
|
{
|
||||||
of_clk_del_provider(pdev->dev.of_node);
|
qcom_cc_remove(pdev);
|
||||||
reset_controller_unregister(platform_get_drvdata(pdev));
|
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
|
@ -25,6 +25,7 @@
|
||||||
#include <dt-bindings/clock/qcom,gcc-msm8974.h>
|
#include <dt-bindings/clock/qcom,gcc-msm8974.h>
|
||||||
#include <dt-bindings/reset/qcom,gcc-msm8974.h>
|
#include <dt-bindings/reset/qcom,gcc-msm8974.h>
|
||||||
|
|
||||||
|
#include "common.h"
|
||||||
#include "clk-regmap.h"
|
#include "clk-regmap.h"
|
||||||
#include "clk-pll.h"
|
#include "clk-pll.h"
|
||||||
#include "clk-rcg.h"
|
#include "clk-rcg.h"
|
||||||
|
@ -2574,51 +2575,24 @@ static const struct regmap_config gcc_msm8974_regmap_config = {
|
||||||
.fast_io = true,
|
.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[] = {
|
static const struct of_device_id gcc_msm8974_match_table[] = {
|
||||||
{ .compatible = "qcom,gcc-msm8974" },
|
{ .compatible = "qcom,gcc-msm8974" },
|
||||||
{ }
|
{ }
|
||||||
};
|
};
|
||||||
MODULE_DEVICE_TABLE(of, gcc_msm8974_match_table);
|
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)
|
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 *clk;
|
||||||
struct clk_onecell_data *data;
|
struct device *dev = &pdev->dev;
|
||||||
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;
|
|
||||||
|
|
||||||
/* Temporary until RPM clocks supported */
|
/* Temporary until RPM clocks supported */
|
||||||
clk = clk_register_fixed_rate(dev, "xo", NULL, CLK_IS_ROOT, 19200000);
|
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))
|
if (IS_ERR(clk))
|
||||||
return PTR_ERR(clk);
|
return PTR_ERR(clk);
|
||||||
|
|
||||||
for (i = 0; i < num_clks; i++) {
|
return qcom_cc_probe(pdev, &gcc_msm8974_desc);
|
||||||
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;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
static int gcc_msm8974_remove(struct platform_device *pdev)
|
static int gcc_msm8974_remove(struct platform_device *pdev)
|
||||||
{
|
{
|
||||||
of_clk_del_provider(pdev->dev.of_node);
|
qcom_cc_remove(pdev);
|
||||||
reset_controller_unregister(platform_get_drvdata(pdev));
|
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
|
@ -26,6 +26,7 @@
|
||||||
#include <dt-bindings/clock/qcom,mmcc-msm8960.h>
|
#include <dt-bindings/clock/qcom,mmcc-msm8960.h>
|
||||||
#include <dt-bindings/reset/qcom,mmcc-msm8960.h>
|
#include <dt-bindings/reset/qcom,mmcc-msm8960.h>
|
||||||
|
|
||||||
|
#include "common.h"
|
||||||
#include "clk-regmap.h"
|
#include "clk-regmap.h"
|
||||||
#include "clk-pll.h"
|
#include "clk-pll.h"
|
||||||
#include "clk-rcg.h"
|
#include "clk-rcg.h"
|
||||||
|
@ -2222,85 +2223,28 @@ static const struct regmap_config mmcc_msm8960_regmap_config = {
|
||||||
.fast_io = true,
|
.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[] = {
|
static const struct of_device_id mmcc_msm8960_match_table[] = {
|
||||||
{ .compatible = "qcom,mmcc-msm8960" },
|
{ .compatible = "qcom,mmcc-msm8960" },
|
||||||
{ }
|
{ }
|
||||||
};
|
};
|
||||||
MODULE_DEVICE_TABLE(of, mmcc_msm8960_match_table);
|
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)
|
static int mmcc_msm8960_probe(struct platform_device *pdev)
|
||||||
{
|
{
|
||||||
void __iomem *base;
|
return qcom_cc_probe(pdev, &mmcc_msm8960_desc);
|
||||||
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;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
static int mmcc_msm8960_remove(struct platform_device *pdev)
|
static int mmcc_msm8960_remove(struct platform_device *pdev)
|
||||||
{
|
{
|
||||||
of_clk_del_provider(pdev->dev.of_node);
|
qcom_cc_remove(pdev);
|
||||||
reset_controller_unregister(platform_get_drvdata(pdev));
|
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
|
@ -25,6 +25,7 @@
|
||||||
#include <dt-bindings/clock/qcom,mmcc-msm8974.h>
|
#include <dt-bindings/clock/qcom,mmcc-msm8974.h>
|
||||||
#include <dt-bindings/reset/qcom,mmcc-msm8974.h>
|
#include <dt-bindings/reset/qcom,mmcc-msm8974.h>
|
||||||
|
|
||||||
|
#include "common.h"
|
||||||
#include "clk-regmap.h"
|
#include "clk-regmap.h"
|
||||||
#include "clk-pll.h"
|
#include "clk-pll.h"
|
||||||
#include "clk-rcg.h"
|
#include "clk-rcg.h"
|
||||||
|
@ -2524,88 +2525,39 @@ static const struct regmap_config mmcc_msm8974_regmap_config = {
|
||||||
.fast_io = true,
|
.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[] = {
|
static const struct of_device_id mmcc_msm8974_match_table[] = {
|
||||||
{ .compatible = "qcom,mmcc-msm8974" },
|
{ .compatible = "qcom,mmcc-msm8974" },
|
||||||
{ }
|
{ }
|
||||||
};
|
};
|
||||||
MODULE_DEVICE_TABLE(of, mmcc_msm8974_match_table);
|
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)
|
static int mmcc_msm8974_probe(struct platform_device *pdev)
|
||||||
{
|
{
|
||||||
void __iomem *base;
|
int ret;
|
||||||
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 regmap *regmap;
|
||||||
size_t num_clks;
|
|
||||||
struct qcom_reset_controller *reset;
|
|
||||||
struct qcom_cc *cc;
|
|
||||||
|
|
||||||
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
|
ret = qcom_cc_probe(pdev, &mmcc_msm8974_desc);
|
||||||
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);
|
|
||||||
if (ret)
|
if (ret)
|
||||||
return ret;
|
return ret;
|
||||||
|
|
||||||
reset = &cc->reset;
|
regmap = dev_get_regmap(&pdev->dev, NULL);
|
||||||
reset->rcdev.of_node = dev->of_node;
|
clk_pll_configure_sr_hpm_lp(&mmpll1, regmap, &mmpll1_config, true);
|
||||||
reset->rcdev.ops = &qcom_reset_ops,
|
clk_pll_configure_sr_hpm_lp(&mmpll3, regmap, &mmpll3_config, false);
|
||||||
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);
|
return 0;
|
||||||
if (ret)
|
|
||||||
of_clk_del_provider(dev->of_node);
|
|
||||||
|
|
||||||
return ret;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
static int mmcc_msm8974_remove(struct platform_device *pdev)
|
static int mmcc_msm8974_remove(struct platform_device *pdev)
|
||||||
{
|
{
|
||||||
of_clk_del_provider(pdev->dev.of_node);
|
qcom_cc_remove(pdev);
|
||||||
reset_controller_unregister(platform_get_drvdata(pdev));
|
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
Loading…
Add table
Reference in a new issue