227 	struct sun4i_ss_ctx *ss;  in sun4i_ss_probe()  local
232 	ss = devm_kzalloc(&pdev->dev, sizeof(*ss), GFP_KERNEL);  in sun4i_ss_probe()
233 	if (!ss)  in sun4i_ss_probe()
237 	ss->base = devm_ioremap_resource(&pdev->dev, res);  in sun4i_ss_probe()
238 	if (IS_ERR(ss->base)) {  in sun4i_ss_probe()
240 		return PTR_ERR(ss->base);  in sun4i_ss_probe()
243 	ss->ssclk = devm_clk_get(&pdev->dev, "mod");  in sun4i_ss_probe()
244 	if (IS_ERR(ss->ssclk)) {  in sun4i_ss_probe()
245 		err = PTR_ERR(ss->ssclk);  in sun4i_ss_probe()
251 	ss->busclk = devm_clk_get(&pdev->dev, "ahb");  in sun4i_ss_probe()
252 	if (IS_ERR(ss->busclk)) {  in sun4i_ss_probe()
253 		err = PTR_ERR(ss->busclk);  in sun4i_ss_probe()
259 	ss->reset = devm_reset_control_get_optional(&pdev->dev, "ahb");  in sun4i_ss_probe()
260 	if (IS_ERR(ss->reset)) {  in sun4i_ss_probe()
261 		if (PTR_ERR(ss->reset) == -EPROBE_DEFER)  in sun4i_ss_probe()
262 			return PTR_ERR(ss->reset);  in sun4i_ss_probe()
264 		ss->reset = NULL;  in sun4i_ss_probe()
268 	err = clk_prepare_enable(ss->busclk);  in sun4i_ss_probe()
273 	err = clk_prepare_enable(ss->ssclk);  in sun4i_ss_probe()
283 	err = clk_set_rate(ss->ssclk, cr_mod);  in sun4i_ss_probe()
290 	if (ss->reset) {  in sun4i_ss_probe()
291 		err = reset_control_deassert(ss->reset);  in sun4i_ss_probe()
303 	cr = clk_get_rate(ss->busclk);  in sun4i_ss_probe()
311 	cr = clk_get_rate(ss->ssclk);  in sun4i_ss_probe()
329 	writel(SS_ENABLED, ss->base + SS_CTL);  in sun4i_ss_probe()
330 	v = readl(ss->base + SS_CTL);  in sun4i_ss_probe()
334 	writel(0, ss->base + SS_CTL);  in sun4i_ss_probe()
336 	ss->dev = &pdev->dev;  in sun4i_ss_probe()
338 	spin_lock_init(&ss->slock);  in sun4i_ss_probe()
341 		ss_algs[i].ss = ss;  in sun4i_ss_probe()
346 				dev_err(ss->dev, "Fail to register %s\n",  in sun4i_ss_probe()
354 				dev_err(ss->dev, "Fail to register %s\n",  in sun4i_ss_probe()
361 	platform_set_drvdata(pdev, ss);  in sun4i_ss_probe()
375 	if (ss->reset)  in sun4i_ss_probe()
376 		reset_control_assert(ss->reset);  in sun4i_ss_probe()
378 	clk_disable_unprepare(ss->ssclk);  in sun4i_ss_probe()
380 	clk_disable_unprepare(ss->busclk);  in sun4i_ss_probe()
387 	struct sun4i_ss_ctx *ss = platform_get_drvdata(pdev);  in sun4i_ss_remove()  local
400 	writel(0, ss->base + SS_CTL);  in sun4i_ss_remove()
401 	if (ss->reset)  in sun4i_ss_remove()
402 		reset_control_assert(ss->reset);  in sun4i_ss_remove()
403 	clk_disable_unprepare(ss->busclk);  in sun4i_ss_remove()
404 	clk_disable_unprepare(ss->ssclk);  in sun4i_ss_remove()