76 	struct davinci_wdt_device *davinci_wdt = watchdog_get_drvdata(wdd);  in davinci_wdt_start()  local
78 	wdt_freq = clk_get_rate(davinci_wdt->clk);  in davinci_wdt_start()
81 	iowrite32(0, davinci_wdt->base + TCR);  in davinci_wdt_start()
83 	iowrite32(0, davinci_wdt->base + TGCR);  in davinci_wdt_start()
85 	iowrite32(tgcr, davinci_wdt->base + TGCR);  in davinci_wdt_start()
87 	iowrite32(0, davinci_wdt->base + TIM12);  in davinci_wdt_start()
88 	iowrite32(0, davinci_wdt->base + TIM34);  in davinci_wdt_start()
91 	iowrite32(timer_margin, davinci_wdt->base + PRD12);  in davinci_wdt_start()
93 	iowrite32(timer_margin, davinci_wdt->base + PRD34);  in davinci_wdt_start()
95 	iowrite32(ENAMODE12_PERIODIC, davinci_wdt->base + TCR);  in davinci_wdt_start()
101 	iowrite32(WDKEY_SEQ0 | WDEN, davinci_wdt->base + WDTCR);  in davinci_wdt_start()
103 	iowrite32(WDKEY_SEQ1 | WDEN, davinci_wdt->base + WDTCR);  in davinci_wdt_start()
109 	struct davinci_wdt_device *davinci_wdt = watchdog_get_drvdata(wdd);  in davinci_wdt_ping()  local
112 	iowrite32(WDKEY_SEQ0, davinci_wdt->base + WDTCR);  in davinci_wdt_ping()
114 	iowrite32(WDKEY_SEQ1, davinci_wdt->base + WDTCR);  in davinci_wdt_ping()
123 	struct davinci_wdt_device *davinci_wdt = watchdog_get_drvdata(wdd);  in davinci_wdt_get_timeleft()  local
126 	val = ioread32(davinci_wdt->base + WDTCR);  in davinci_wdt_get_timeleft()
130 	freq = clk_get_rate(davinci_wdt->clk);  in davinci_wdt_get_timeleft()
135 	timer_counter = ioread32(davinci_wdt->base + TIM12);  in davinci_wdt_get_timeleft()
136 	timer_counter |= ((u64)ioread32(davinci_wdt->base + TIM34) << 32);  in davinci_wdt_get_timeleft()
162 	struct davinci_wdt_device *davinci_wdt;  in davinci_wdt_probe()  local
164 	davinci_wdt = devm_kzalloc(dev, sizeof(*davinci_wdt), GFP_KERNEL);  in davinci_wdt_probe()
165 	if (!davinci_wdt)  in davinci_wdt_probe()
168 	davinci_wdt->clk = devm_clk_get(dev, NULL);  in davinci_wdt_probe()
169 	if (WARN_ON(IS_ERR(davinci_wdt->clk)))  in davinci_wdt_probe()
170 		return PTR_ERR(davinci_wdt->clk);  in davinci_wdt_probe()
172 	clk_prepare_enable(davinci_wdt->clk);  in davinci_wdt_probe()
174 	platform_set_drvdata(pdev, davinci_wdt);  in davinci_wdt_probe()
176 	wdd			= &davinci_wdt->wdd;  in davinci_wdt_probe()
188 	watchdog_set_drvdata(wdd, davinci_wdt);  in davinci_wdt_probe()
192 	davinci_wdt->base = devm_ioremap_resource(dev, wdt_mem);  in davinci_wdt_probe()
193 	if (IS_ERR(davinci_wdt->base))  in davinci_wdt_probe()
194 		return PTR_ERR(davinci_wdt->base);  in davinci_wdt_probe()
205 	struct davinci_wdt_device *davinci_wdt = platform_get_drvdata(pdev);  in davinci_wdt_remove()  local
207 	watchdog_unregister_device(&davinci_wdt->wdd);  in davinci_wdt_remove()
208 	clk_disable_unprepare(davinci_wdt->clk);  in davinci_wdt_remove()