[PATCH] rtc: m41t62: implements read8/write8 operations

[PATCH] rtc: m41t62: implements read8/write8 operations

[thomas.perrot]

From: Thomas Perrot <thomas.perrot@bootlin.com>

These operations are required by dm_rtc_read and
dm_bootcount_get helpers.

Signed-off-by: Thomas Perrot <thomas.perrot@bootlin.com>
---
 drivers/rtc/m41t62.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/rtc/m41t62.c b/drivers/rtc/m41t62.c
index 66a0faa0ecff..891fe09d311b 100644
--- a/drivers/rtc/m41t62.c
+++ b/drivers/rtc/m41t62.c
@@ -283,6 +283,16 @@ static int m41t62_rtc_reset(struct udevice *dev)
 	return m41t62_sqw_enable(dev, true);
 }
 
+static int m41t62_rtc_read8(struct udevice *dev, unsigned int reg)
+{
+	return dm_i2c_reg_read(dev, reg);
+}
+
+static int m41t62_rtc_write8(struct udevice *dev, unsigned int reg, int val)
+{
+	return dm_i2c_reg_write(dev, reg, val);
+}
+
 /*
  * Make sure HT bit is cleared. This bit is set on entering battery backup
  * mode, so do this before the first read access.
@@ -296,6 +306,8 @@ static const struct rtc_ops m41t62_rtc_ops = {
 	.get = m41t62_rtc_get,
 	.set = m41t62_rtc_set,
 	.reset = m41t62_rtc_reset,
+	.read8 = m41t62_rtc_read8,
+	.write8 = m41t62_rtc_write8,
 };
 
 static const struct udevice_id m41t62_rtc_ids[] = {
-- 
2.39.2

Re: [PATCH] rtc: m41t62: implements read8/write8 operations

[Simon Glass]

On Fri, 17 Mar 2023 at 08:25, <thomas.perrot@bootlin.com> wrote:
>
> From: Thomas Perrot <thomas.perrot@bootlin.com>
>
> These operations are required by dm_rtc_read and
> dm_bootcount_get helpers.
>
> Signed-off-by: Thomas Perrot <thomas.perrot@bootlin.com>
> ---
>  drivers/rtc/m41t62.c | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
>

Reviewed-by: Simon Glass <sjg@chromium.org>

Re: [PATCH] rtc: m41t62: implements read8/write8 operations

[Tom Rini]

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On Fri, Mar 17, 2023 at 03:22:41PM +0100, thomas.perrot@bootlin.com wrote:

> From: Thomas Perrot <thomas.perrot@bootlin.com>
> 
> These operations are required by dm_rtc_read and
> dm_bootcount_get helpers.
> 
> Signed-off-by: Thomas Perrot <thomas.perrot@bootlin.com>
> Reviewed-by: Simon Glass <sjg@chromium.org>

Applied to u-boot/next, thanks!

-- 
Tom

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