75 	struct davinci_wdt_device *davinci_wdt = watchdog_get_drvdata(wdd);  in davinci_wdt_start()  local
77 	wdt_freq = clk_get_rate(davinci_wdt->clk);  in davinci_wdt_start()
80 	iowrite32(0, davinci_wdt->base + TCR);  in davinci_wdt_start()
82 	iowrite32(0, davinci_wdt->base + TGCR);  in davinci_wdt_start()
84 	iowrite32(tgcr, davinci_wdt->base + TGCR);  in davinci_wdt_start()
86 	iowrite32(0, davinci_wdt->base + TIM12);  in davinci_wdt_start()
87 	iowrite32(0, davinci_wdt->base + TIM34);  in davinci_wdt_start()
90 	iowrite32(timer_margin, davinci_wdt->base + PRD12);  in davinci_wdt_start()
92 	iowrite32(timer_margin, davinci_wdt->base + PRD34);  in davinci_wdt_start()
94 	iowrite32(ENAMODE12_PERIODIC, davinci_wdt->base + TCR);  in davinci_wdt_start()
100 	iowrite32(WDKEY_SEQ0 | WDEN, davinci_wdt->base + WDTCR);  in davinci_wdt_start()
102 	iowrite32(WDKEY_SEQ1 | WDEN, davinci_wdt->base + WDTCR);  in davinci_wdt_start()
108 	struct davinci_wdt_device *davinci_wdt = watchdog_get_drvdata(wdd);  in davinci_wdt_ping()  local
111 	iowrite32(WDKEY_SEQ0, davinci_wdt->base + WDTCR);  in davinci_wdt_ping()
113 	iowrite32(WDKEY_SEQ1, davinci_wdt->base + WDTCR);  in davinci_wdt_ping()
122 	struct davinci_wdt_device *davinci_wdt = watchdog_get_drvdata(wdd);  in davinci_wdt_get_timeleft()  local
125 	val = ioread32(davinci_wdt->base + WDTCR);  in davinci_wdt_get_timeleft()
129 	freq = clk_get_rate(davinci_wdt->clk);  in davinci_wdt_get_timeleft()
134 	timer_counter = ioread32(davinci_wdt->base + TIM12);  in davinci_wdt_get_timeleft()
135 	timer_counter |= ((u64)ioread32(davinci_wdt->base + TIM34) << 32);  in davinci_wdt_get_timeleft()
145 	struct davinci_wdt_device *davinci_wdt = watchdog_get_drvdata(wdd);  in davinci_wdt_restart()  local
149 	iowrite32(0, davinci_wdt->base + TCR);  in davinci_wdt_restart()
153 	iowrite32(tgcr, davinci_wdt->base + TGCR);  in davinci_wdt_restart()
155 	iowrite32(tgcr, davinci_wdt->base + TGCR);  in davinci_wdt_restart()
158 	iowrite32(0, davinci_wdt->base + TIM12);  in davinci_wdt_restart()
159 	iowrite32(0, davinci_wdt->base + TIM34);  in davinci_wdt_restart()
160 	iowrite32(0, davinci_wdt->base + PRD12);  in davinci_wdt_restart()
161 	iowrite32(0, davinci_wdt->base + PRD34);  in davinci_wdt_restart()
165 	iowrite32(wdtcr, davinci_wdt->base + WDTCR);  in davinci_wdt_restart()
169 	iowrite32(wdtcr, davinci_wdt->base + WDTCR);  in davinci_wdt_restart()
173 	iowrite32(wdtcr, davinci_wdt->base + WDTCR);  in davinci_wdt_restart()
196 	struct davinci_wdt_device *davinci_wdt;  in davinci_wdt_probe()  local
198 	davinci_wdt = devm_kzalloc(dev, sizeof(*davinci_wdt), GFP_KERNEL);  in davinci_wdt_probe()
199 	if (!davinci_wdt)  in davinci_wdt_probe()
202 	davinci_wdt->clk = devm_clk_get_enabled(dev, NULL);  in davinci_wdt_probe()
203 	if (IS_ERR(davinci_wdt->clk))  in davinci_wdt_probe()
204 		return dev_err_probe(dev, PTR_ERR(davinci_wdt->clk),  in davinci_wdt_probe()
207 	platform_set_drvdata(pdev, davinci_wdt);  in davinci_wdt_probe()
209 	wdd			= &davinci_wdt->wdd;  in davinci_wdt_probe()
221 	watchdog_set_drvdata(wdd, davinci_wdt);  in davinci_wdt_probe()
225 	davinci_wdt->base = devm_platform_ioremap_resource(pdev, 0);  in davinci_wdt_probe()
226 	if (IS_ERR(davinci_wdt->base))  in davinci_wdt_probe()
227 		return PTR_ERR(davinci_wdt->base);  in davinci_wdt_probe()