feat(rtc/ir): add rtc func and fix ir pro

huangcm

2024-08-23 d76fb8c8c6d079a3cee81da7072347dcb8bbbc70

 longan/kernel/linux-4.9/drivers/rtc/rtc-hym8563.c
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@@ -438,10 +438,10 @@
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 {
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 	struct hym8563 *hym8563 = (struct hym8563 *)dev_id;
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 	struct i2c_client *client = hym8563->client;
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-	struct mutex *lock = &hym8563->rtc->ops_lock;
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+	//struct mutex *lock = &hym8563->rtc->ops_lock;
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 	int data, ret;
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-	mutex_lock(lock);
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+	//mutex_lock(lock);
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 	/* Clear the alarm flag */
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@@ -461,7 +461,7 @@
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 	}
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 out:
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-	mutex_unlock(lock);
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+	//mutex_unlock(lock);
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 	return IRQ_HANDLED;
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 }
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@@ -529,7 +529,13 @@
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 {
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 	struct hym8563 *hym8563;
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 	int ret;
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-
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+	struct rtc_time tm = {
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+		.tm_year = 2024 - 1900,
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+		.tm_mon = 7,
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+		.tm_mday = 23,
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+		.tm_wday = 5,
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+		.tm_hour = 13,
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+	};
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 	hym8563 = devm_kzalloc(&client->dev, sizeof(*hym8563), GFP_KERNEL);
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 	if (!hym8563)
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 		return -ENOMEM;
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@@ -565,6 +571,10 @@
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 	hym8563->valid = !(ret & HYM8563_SEC_VL);
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 	dev_dbg(&client->dev, "rtc information is %s\n",
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 		hym8563->valid ? "valid" : "invalid");
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+	if (!hym8563->valid) {
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+		dev_err(&client->dev, "rtc use default time !!!\n");
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+		hym8563_rtc_set_time(&client->dev, &tm);
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+	}
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 	hym8563->rtc = devm_rtc_device_register(&client->dev, client->name,
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 						&hym8563_rtc_ops, THIS_MODULE);