From: Peng Ma <peng.ma@nxp.com>
To: a.zummo@towertech.it, alexandre.belloni@bootlin.com
Cc: linux-rtc@vger.kernel.org, linux-kernel@vger.kernel.org,
leoyang.li@nxp.com, ran.wang_1@nxp.com, biwen.li@nxp.com,
Peng Ma <peng.ma@nxp.com>
Subject: [PATCH] rtc: fsl-ftm-alarm: enable acpi support
Date: Wed, 18 Mar 2020 10:53:54 +0800 [thread overview]
Message-ID: <20200318025354.6447-1-peng.ma@nxp.com> (raw)
This patch enables ACPI support in Rtc Flex timer driver.
Signed-off-by: Peng Ma <peng.ma@nxp.com>
---
drivers/rtc/rtc-fsl-ftm-alarm.c | 20 +++++++++++++++-----
1 file changed, 15 insertions(+), 5 deletions(-)
diff --git a/drivers/rtc/rtc-fsl-ftm-alarm.c b/drivers/rtc/rtc-fsl-ftm-alarm.c
index 9e6e994..c572044 100644
--- a/drivers/rtc/rtc-fsl-ftm-alarm.c
+++ b/drivers/rtc/rtc-fsl-ftm-alarm.c
@@ -20,6 +20,7 @@
#include <linux/fsl/ftm.h>
#include <linux/rtc.h>
#include <linux/time.h>
+#include <linux/acpi.h>
#define FTM_SC_CLK(c) ((c) << FTM_SC_CLK_MASK_SHIFT)
@@ -265,10 +266,10 @@ static int ftm_rtc_probe(struct platform_device *pdev)
return PTR_ERR(rtc->base);
}
- irq = irq_of_parse_and_map(np, 0);
- if (irq <= 0) {
- dev_err(&pdev->dev, "unable to get IRQ from DT, %d\n", irq);
- return -EINVAL;
+ irq = platform_get_irq(pdev, 0);
+ if (irq < 0) {
+ dev_err(&pdev->dev, "can't get irq number\n");
+ return irq;
}
ret = devm_request_irq(&pdev->dev, irq, ftm_rtc_alarm_interrupt,
@@ -278,7 +279,9 @@ static int ftm_rtc_probe(struct platform_device *pdev)
return ret;
}
- rtc->big_endian = of_property_read_bool(np, "big-endian");
+ rtc->big_endian =
+ device_property_read_bool(&pdev->dev, "big-endian");
+
rtc->alarm_freq = (u32)FIXED_FREQ_CLK / (u32)MAX_FREQ_DIV;
rtc->rtc_dev->ops = &ftm_rtc_ops;
@@ -305,11 +308,18 @@ static const struct of_device_id ftm_rtc_match[] = {
{ },
};
+static const struct acpi_device_id ftm_imx_acpi_ids[] = {
+ {"NXP0011",},
+ { }
+};
+MODULE_DEVICE_TABLE(acpi, ftm_imx_acpi_ids);
+
static struct platform_driver ftm_rtc_driver = {
.probe = ftm_rtc_probe,
.driver = {
.name = "ftm-alarm",
.of_match_table = ftm_rtc_match,
+ .acpi_match_table = ACPI_PTR(ftm_imx_acpi_ids),
},
};
--
2.9.5
next reply other threads:[~2020-03-18 2:57 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-18 2:53 Peng Ma [this message]
2020-03-22 21:12 ` [PATCH] rtc: fsl-ftm-alarm: enable acpi support Alexandre Belloni
2020-03-23 0:53 ` [EXT] " Peng Ma
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