16 #include <soc/mediatek/smi.h>
47 /* SMI COMMON */
84 	struct mtk_smi			smi;  member
92 static int mtk_smi_clk_enable(const struct mtk_smi *smi)  in mtk_smi_clk_enable()  argument
96 	ret = clk_prepare_enable(smi->clk_apb);  in mtk_smi_clk_enable()
100 	ret = clk_prepare_enable(smi->clk_smi);  in mtk_smi_clk_enable()
104 	ret = clk_prepare_enable(smi->clk_gals0);  in mtk_smi_clk_enable()
108 	ret = clk_prepare_enable(smi->clk_gals1);  in mtk_smi_clk_enable()
115 	clk_disable_unprepare(smi->clk_gals0);  in mtk_smi_clk_enable()
117 	clk_disable_unprepare(smi->clk_smi);  in mtk_smi_clk_enable()
119 	clk_disable_unprepare(smi->clk_apb);  in mtk_smi_clk_enable()
123 static void mtk_smi_clk_disable(const struct mtk_smi *smi)  in mtk_smi_clk_disable()  argument
125 	clk_disable_unprepare(smi->clk_gals1);  in mtk_smi_clk_disable()
126 	clk_disable_unprepare(smi->clk_gals0);  in mtk_smi_clk_disable()
127 	clk_disable_unprepare(smi->clk_smi);  in mtk_smi_clk_disable()
128 	clk_disable_unprepare(smi->clk_apb);  in mtk_smi_clk_disable()
273 		.compatible = "mediatek,mt8167-smi-larb",
277 		.compatible = "mediatek,mt8173-smi-larb",
281 		.compatible = "mediatek,mt2701-smi-larb",
285 		.compatible = "mediatek,mt2712-smi-larb",
289 		.compatible = "mediatek,mt6779-smi-larb",
293 		.compatible = "mediatek,mt8183-smi-larb",
317 	larb->smi.clk_apb = devm_clk_get(dev, "apb");  in mtk_smi_larb_probe()
318 	if (IS_ERR(larb->smi.clk_apb))  in mtk_smi_larb_probe()
319 		return PTR_ERR(larb->smi.clk_apb);  in mtk_smi_larb_probe()
321 	larb->smi.clk_smi = devm_clk_get(dev, "smi");  in mtk_smi_larb_probe()
322 	if (IS_ERR(larb->smi.clk_smi))  in mtk_smi_larb_probe()
323 		return PTR_ERR(larb->smi.clk_smi);  in mtk_smi_larb_probe()
327 		larb->smi.clk_gals0 = devm_clk_get(dev, "gals");  in mtk_smi_larb_probe()
328 		if (PTR_ERR(larb->smi.clk_gals0) == -ENOENT)  in mtk_smi_larb_probe()
329 			larb->smi.clk_gals0 = NULL;  in mtk_smi_larb_probe()
330 		else if (IS_ERR(larb->smi.clk_gals0))  in mtk_smi_larb_probe()
331 			return PTR_ERR(larb->smi.clk_gals0);  in mtk_smi_larb_probe()
333 	larb->smi.dev = dev;  in mtk_smi_larb_probe()
335 	smi_node = of_parse_phandle(dev->of_node, "mediatek,smi", 0);  in mtk_smi_larb_probe()
368 	/* Power on smi-common. */  in mtk_smi_larb_resume()
371 		dev_err(dev, "Failed to pm get for smi-common(%d).\n", ret);  in mtk_smi_larb_resume()
375 	ret = mtk_smi_clk_enable(&larb->smi);  in mtk_smi_larb_resume()
392 	mtk_smi_clk_disable(&larb->smi);  in mtk_smi_larb_suspend()
407 		.name = "mtk-smi-larb",
437 		.compatible = "mediatek,mt8173-smi-common",
441 		.compatible = "mediatek,mt8167-smi-common",
445 		.compatible = "mediatek,mt2701-smi-common",
449 		.compatible = "mediatek,mt2712-smi-common",
453 		.compatible = "mediatek,mt6779-smi-common",
457 		.compatible = "mediatek,mt8183-smi-common",
480 	common->clk_smi = devm_clk_get(dev, "smi");  in mtk_smi_common_probe()
495 	 * for mtk smi gen 1, we need to get the ao(always on) base to config  in mtk_smi_common_probe()
496 	 * m4u port, and we need to enable the aync clock for transform the smi  in mtk_smi_common_probe()
497 	 * clock into emi clock domain, but for mtk smi gen2, there's no smi ao  in mtk_smi_common_probe()
565 		.name = "mtk-smi-common",
577 		pr_err("Failed to register SMI driver\n");  in mtk_smi_init()
583 		pr_err("Failed to register SMI-LARB driver\n");  in mtk_smi_init()