From: Matti Vaittinen <matti.vaittinen@linux.dev>
To: Matti Vaittinen <mazziesaccount@gmail.com>,
Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>,
Matti Vaittinen <matti.vaittinen@linux.dev>
Cc: Lee Jones <lee@kernel.org>, Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Liam Girdwood <lgirdwood@gmail.com>,
Mark Brown <broonie@kernel.org>,
Matti Vaittinen <mazziesaccount@gmail.com>,
Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@kernel.org>,
Brian Masney <bmasney@redhat.com>,
Linus Walleij <linusw@kernel.org>,
Bartosz Golaszewski <brgl@kernel.org>,
Alexandre Belloni <alexandre.belloni@bootlin.com>,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org,
linux-rtc@vger.kernel.org
Subject: [PATCH 4/8] rtc: bd70528: Support RTC on ROHM BD73800
Date: Wed, 1 Jul 2026 15:42:20 +0300 [thread overview]
Message-ID: <d9f5b1c6b165699627c7cf127a7ec64d28e15cca.1782909323.git.mazziesaccount@gmail.com> (raw)
In-Reply-To: <cover.1782909323.git.mazziesaccount@gmail.com>
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From: Matti Vaittinen <mazziesaccount@gmail.com>
BD73800 contains similar RTC block as BD71828 and BD71815. Only the address
offsets seem different. Support also BD73800 RTC using the rtc-bd70528.
Signed-off-by: Matti Vaittinen <mazziesaccount@gmail.com>
---
drivers/rtc/rtc-bd70528.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/rtc/rtc-bd70528.c b/drivers/rtc/rtc-bd70528.c
index 482810b61495..fd415e327ea6 100644
--- a/drivers/rtc/rtc-bd70528.c
+++ b/drivers/rtc/rtc-bd70528.c
@@ -8,6 +8,7 @@
#include <linux/mfd/rohm-bd71815.h>
#include <linux/mfd/rohm-bd71828.h>
#include <linux/mfd/rohm-bd72720.h>
+#include <linux/mfd/rohm-bd73800.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/platform_device.h>
@@ -284,6 +285,12 @@ static int bd70528_probe(struct platform_device *pdev)
bd_rtc->bd718xx_alm_block_start = BD72720_REG_RTC_ALM_START;
hour_reg = BD72720_REG_RTC_HOUR;
break;
+ case ROHM_CHIP_TYPE_BD73800:
+ bd_rtc->reg_time_start = BD73800_REG_RTC_START;
+ bd_rtc->bd718xx_alm_block_start = BD73800_REG_RTC_ALM_START;
+ hour_reg = BD73800_REG_RTC_HOUR;
+ break;
+
default:
dev_err(&pdev->dev, "Unknown chip\n");
return -ENOENT;
@@ -344,6 +351,7 @@ static const struct platform_device_id bd718x7_rtc_id[] = {
{ .name = "bd71828-rtc", .driver_data = ROHM_CHIP_TYPE_BD71828 },
{ .name = "bd71815-rtc", .driver_data = ROHM_CHIP_TYPE_BD71815 },
{ .name = "bd72720-rtc", .driver_data = ROHM_CHIP_TYPE_BD72720 },
+ { .name = "bd73800-rtc", .driver_data = ROHM_CHIP_TYPE_BD73800 },
{ }
};
MODULE_DEVICE_TABLE(platform, bd718x7_rtc_id);
--
2.54.0
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next prev parent reply other threads:[~2026-07-01 12:42 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-01 12:40 [PATCH 0/8] Support " Matti Vaittinen
2026-07-01 12:41 ` [PATCH 1/8] dt-bindings: regulator: ROHM BD73800 regulators Matti Vaittinen
2026-07-01 15:39 ` Rob Herring (Arm)
2026-07-01 19:25 ` Rob Herring
2026-07-02 4:45 ` Matti Vaittinen
2026-07-01 12:41 ` [PATCH 2/8] dt-bindings: mfd: ROHM BD73800 PMIC Matti Vaittinen
2026-07-02 8:05 ` Krzysztof Kozlowski
2026-07-02 8:25 ` Matti Vaittinen
2026-07-03 20:46 ` Linus Walleij
2026-07-12 16:03 ` Matti Vaittinen
2026-07-01 12:41 ` [PATCH 3/8] mfd: Support for ROHM BD73800 PMIC core Matti Vaittinen
2026-07-09 10:48 ` Lee Jones
2026-07-12 17:54 ` Matti Vaittinen
2026-07-01 12:42 ` Matti Vaittinen [this message]
2026-07-01 12:55 ` [PATCH 4/8] rtc: bd70528: Support RTC on ROHM BD73800 Alexandre Belloni
2026-07-01 12:42 ` [PATCH 5/8] regulator: bd71828: Support " Matti Vaittinen
2026-07-01 13:01 ` Mark Brown
2026-07-02 4:55 ` Matti Vaittinen
2026-07-01 12:43 ` [PATCH 6/8] clk: bd718x7: " Matti Vaittinen
2026-07-01 12:43 ` [PATCH 7/8] gpio: bd73800: Support ROHM BD73800 PMIC GPIOs Matti Vaittinen
2026-07-03 13:11 ` Bartosz Golaszewski
2026-07-12 15:42 ` Matti Vaittinen
2026-07-13 8:16 ` Bartosz Golaszewski
2026-07-14 14:14 ` Matti Vaittinen
2026-07-01 12:43 ` [PATCH 8/8] MAINTAINERS: Add ROHM BD73800 PMIC files Matti Vaittinen
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