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@@ -31,15 +31,15 @@ static struct mcx_wdt wdt_dev;
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static rt_err_t wdt_init(rt_watchdog_t *wdt)
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{
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uint32_t wdtFreq;
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wwdt_config_t config;
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/* The WDT divides the input frequency into it by 4 */
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wdtFreq = WDT_CLK_FREQ / 4;
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/* Enable FRO 1M clock for WWDT module. */
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SYSCON->CLOCK_CTRL |= SYSCON_CLOCK_CTRL_FRO1MHZ_CLK_ENA_MASK;
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WWDT_GetDefaultConfig(&config);
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config.timeoutValue = wdtFreq * 1;
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@@ -47,15 +47,15 @@ static rt_err_t wdt_init(rt_watchdog_t *wdt)
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/* Configure WWDT to reset on timeout */
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config.enableWatchdogReset = true;
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/* Setup watchdog clock frequency(Hz). */
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config.clockFreq_Hz = WDT_CLK_FREQ;
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CLOCK_EnableClock(wdt_dev.clock_ip_name);
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CLOCK_SetClkDiv(kCLOCK_DivWdt0Clk, 1U);
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WWDT_Init(wdt_dev.wdt_base, &config);
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return RT_EOK;
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}
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@@ -66,15 +66,15 @@ static rt_err_t wdt_control(rt_watchdog_t *wdt, int cmd, void *arg)
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case RT_DEVICE_CTRL_WDT_START:
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WWDT_Enable(wdt_dev.wdt_base);
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return RT_EOK;
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case RT_DEVICE_CTRL_WDT_STOP:
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WWDT_Disable(wdt_dev.wdt_base);
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return RT_EOK;
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case RT_DEVICE_CTRL_WDT_KEEPALIVE:
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WWDT_Refresh(wdt_dev.wdt_base);
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return RT_EOK;
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case RT_DEVICE_CTRL_WDT_SET_TIMEOUT:
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if (arg != RT_NULL)
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{
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@@ -84,7 +84,7 @@ static rt_err_t wdt_control(rt_watchdog_t *wdt, int cmd, void *arg)
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return RT_EOK;
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}
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return -RT_ERROR;
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default:
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return -RT_ERROR;
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}
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@@ -101,15 +101,15 @@ int rt_hw_wdt_init(void)
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wdt_dev.wdt_base = WWDT0;
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wdt_dev.clock_src = kCLOCK_Clk1M;
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wdt_dev.clock_ip_name = kCLOCK_Wwdt0;
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wdt_dev.watchdog.ops = &wdt_ops;
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if (rt_hw_watchdog_register(&wdt_dev.watchdog, "wdt", RT_DEVICE_FLAG_DEACTIVATE, RT_NULL) != RT_EOK)
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{
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rt_kprintf("wdt register failed\n");
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return -RT_ERROR;
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}
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return RT_EOK;
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}
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