clk/samsung/clk-exynos-arm64.c

69  * @cmu:	CMU data
108  * @cmu:	CMU data
123 		struct exynos_arm64_cmu_data *data;
126 		data = dev_get_drvdata(dev);
127 		if (data)
128 			data->clk = parent_clk;
142 	struct exynos_arm64_cmu_data *data = dev_get_drvdata(dev);
145 	data->clk_save = samsung_clk_alloc_reg_dump(cmu->clk_regs,
147 	if (!data->clk_save)
150 	data->nr_clk_save = cmu->nr_clk_regs;
151 	data->clk_suspend = cmu->suspend_regs;
152 	data->nr_clk_suspend = cmu->nr_suspend_regs;
153 	data->nr_pclks = of_clk_get_parent_count(dev->of_node);
154 	if (!data->nr_pclks)
157 	data->pclks = devm_kcalloc(dev, sizeof(struct clk *), data->nr_pclks,
159 	if (!data->pclks) {
160 		kfree(data->clk_save);
164 	for (i = 0; i < data->nr_pclks; i++) {
168 			kfree(data->clk_save);
170 				clk_put(data->pclks[i]);
173 		data->pclks[i] = clk;
184  * @cmu:	CMU data
227 	struct exynos_arm64_cmu_data *data;
233 	data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
234 	if (!data)
237 	platform_set_drvdata(pdev, data);
259 	data->ctx = samsung_clk_init(dev, reg_base, cmu->nr_clk_ids);
271 	samsung_cmu_register_clocks(data->ctx, cmu);
272 	samsung_clk_of_add_provider(dev->of_node, data->ctx);
280 	struct exynos_arm64_cmu_data *data = dev_get_drvdata(dev);
283 	samsung_clk_save(data->ctx->reg_base, data->clk_save,
284 			 data->nr_clk_save);
286 	for (i = 0; i < data->nr_pclks; i++)
287 		clk_prepare_enable(data->pclks[i]);
290 	samsung_clk_restore(data->ctx->reg_base, data->clk_suspend,
291 			    data->nr_clk_suspend);
293 	for (i = 0; i < data->nr_pclks; i++)
294 		clk_disable_unprepare(data->pclks[i]);
296 	clk_disable_unprepare(data->clk);
303 	struct exynos_arm64_cmu_data *data = dev_get_drvdata(dev);
306 	clk_prepare_enable(data->clk);
308 	for (i = 0; i < data->nr_pclks; i++)
309 		clk_prepare_enable(data->pclks[i]);
311 	samsung_clk_restore(data->ctx->reg_base, data->clk_save,
312 			    data->nr_clk_save);
314 	for (i = 0; i < data->nr_pclks; i++)
315 		clk_disable_unprepare(data->pclks[i]);