From: Marek Vasut <marex@denx.de>
To: Bastian Krause <bst@pengutronix.de>, linux-rtc@vger.kernel.org
Cc: Arnaud Ebalard <arno@natisbad.org>,
Alexandre Belloni <alexandre.belloni@free-electrons.com>,
kernel@pengutronix.de
Subject: Re: [PATCH V2] rtc: ds1307: Enable battery backup on RX8130
Date: Thu, 21 Nov 2019 09:28:50 +0100 [thread overview]
Message-ID: <b503e797-6f5d-be1f-3730-fb64ccc7cec8@denx.de> (raw)
In-Reply-To: <55288b3f-64e6-7ddb-3bcb-3418c976c59c@pengutronix.de>
On 11/21/19 9:21 AM, Bastian Krause wrote:
>
> On 11/21/19 9:14 AM, Marek Vasut wrote:
>> On 11/21/19 9:09 AM, Bastian Krause wrote:
>>> On 9/5/19 3:03 PM, Marek Vasut wrote:
>>>> The battery backup can be disabled on this RTC, e.g. if populated right
>>>> out of production. Force the battery backup bit on to enable it.
>>>>
>>>> Signed-off-by: Marek Vasut <marex@denx.de>
>>>> Cc: Arnaud Ebalard <arno@natisbad.org>
>>>> Cc: Alexandre Belloni <alexandre.belloni@free-electrons.com>
>>>> Cc: Bastian Krause <bst@pengutronix.de>
>>>
>>> Reviewed-by: Bastian Krause <bst@pengutronix.de>
>>>
>>
>> I recall there was some comment about setting BIT(5) as well,
>> RX8130_REG_CONTROL1_CHGEN , can you check that ?
>
> RX8130_REG_CONTROL1_CHGEN decides whether the battery or the supercap
> should be charged or not. I think this patch is okay as is. I'll send a
> follow-up patch which will set RX8130_REG_CONTROL1_CHGEN depending on a
> new dt-binding "epson,backup-battery-chargeable" once this one is applied.
Even better, thanks.
next prev parent reply other threads:[~2019-11-21 8:28 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-05 13:03 [PATCH V2] rtc: ds1307: Enable battery backup on RX8130 Marek Vasut
2019-11-21 8:09 ` Bastian Krause
2019-11-21 8:14 ` Marek Vasut
2019-11-21 8:21 ` Bastian Krause
2019-11-21 8:28 ` Marek Vasut [this message]
2019-11-21 16:39 ` Alexandre Belloni
2019-11-22 9:48 ` Bastian Krause
2019-12-16 11:17 ` Bastian Krause
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