clk/samsung/clk-s5pv210-audss.c

1 // SPDX-License-Identifier: GPL-2.0-only
5  * Based on Exynos Audio Subsystem Clock Controller driver:
10  * Driver for Audio Subsystem Clock Controller of S5PV210-compatible SoCs.
14 #include <linux/clk.h>
15 #include <linux/clk-provider.h>
21 #include <dt-bindings/clock/s5pv210-audss.h>
70 	struct clk *hclk, *pll_ref, *pll_in, *cdclk, *sclk_audio;  in s5pv210_audss_clk_probe()
76 	clk_data = devm_kzalloc(&pdev->dev,  in s5pv210_audss_clk_probe()
81 		return -ENOMEM;  in s5pv210_audss_clk_probe()
83 	clk_data->num = AUDSS_MAX_CLKS;  in s5pv210_audss_clk_probe()
84 	clk_table = clk_data->hws;  in s5pv210_audss_clk_probe()
86 	hclk = devm_clk_get(&pdev->dev, "hclk");  in s5pv210_audss_clk_probe()
88 		dev_err(&pdev->dev, "failed to get hclk clock\n");  in s5pv210_audss_clk_probe()
92 	pll_in = devm_clk_get(&pdev->dev, "fout_epll");  in s5pv210_audss_clk_probe()
94 		dev_err(&pdev->dev, "failed to get fout_epll clock\n");  in s5pv210_audss_clk_probe()
98 	sclk_audio = devm_clk_get(&pdev->dev, "sclk_audio0");  in s5pv210_audss_clk_probe()
100 		dev_err(&pdev->dev, "failed to get sclk_audio0 clock\n");  in s5pv210_audss_clk_probe()
105 	cdclk = devm_clk_get(&pdev->dev, "iiscdclk0");  in s5pv210_audss_clk_probe()
106 	pll_ref = devm_clk_get(&pdev->dev, "xxti");  in s5pv210_audss_clk_probe()
161 	for (i = 0; i < clk_data->num; i++) {  in s5pv210_audss_clk_probe()
163 			dev_err(&pdev->dev, "failed to register clock %d\n", i);  in s5pv210_audss_clk_probe()
169 	ret = of_clk_add_hw_provider(pdev->dev.of_node, of_clk_hw_onecell_get,  in s5pv210_audss_clk_probe()
172 		dev_err(&pdev->dev, "failed to add clock provider\n");  in s5pv210_audss_clk_probe()
183 	for (i = 0; i < clk_data->num; i++) {  in s5pv210_audss_clk_probe()
192 	{ .compatible = "samsung,s5pv210-audss-clock", },
198 		.name = "s5pv210-audss-clk",