1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (c) 2019 BayLibre, SAS.
7 #include <linux/clk-provider.h>
8 #include <linux/of_device.h>
9 #include <linux/platform_device.h>
10 #include <linux/mfd/syscon.h>
11 #include <linux/regmap.h>
12 #include <linux/module.h>
14 #include "clk-regmap.h"
15 #include "meson-eeclk.h"
17 int meson_eeclkc_probe(struct platform_device *pdev)
19 const struct meson_eeclkc_data *data;
20 struct device *dev = &pdev->dev;
24 data = of_device_get_match_data(dev);
28 /* Get the hhi system controller node */
29 map = syscon_node_to_regmap(of_get_parent(dev->of_node));
32 "failed to get HHI regmap\n");
37 regmap_multi_reg_write(map, data->init_regs, data->init_count);
39 /* Populate regmap for the regmap backed clocks */
40 for (i = 0; i < data->regmap_clk_num; i++)
41 data->regmap_clks[i]->map = map;
43 for (i = 0; i < data->hw_onecell_data->num; i++) {
44 /* array might be sparse */
45 if (!data->hw_onecell_data->hws[i])
48 ret = devm_clk_hw_register(dev, data->hw_onecell_data->hws[i]);
50 dev_err(dev, "Clock registration failed\n");
55 return devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get,
56 data->hw_onecell_data);
58 EXPORT_SYMBOL_GPL(meson_eeclkc_probe);
59 MODULE_LICENSE("GPL v2");