From 61598093bbdd283a7edc367d900f223070ead8d2 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:43:03 +0000
Subject: [PATCH] add ax88772C AX88772C_eeprom_tools
---
kernel/drivers/rtc/rtc-mxc_v2.c | 37 ++++++++-----------------------------
1 files changed, 8 insertions(+), 29 deletions(-)
diff --git a/kernel/drivers/rtc/rtc-mxc_v2.c b/kernel/drivers/rtc/rtc-mxc_v2.c
index 45c7366..48595b0 100644
--- a/kernel/drivers/rtc/rtc-mxc_v2.c
+++ b/kernel/drivers/rtc/rtc-mxc_v2.c
@@ -10,6 +10,7 @@
#include <linux/module.h>
#include <linux/mod_devicetable.h>
#include <linux/platform_device.h>
+#include <linux/pm_wakeirq.h>
#include <linux/rtc.h>
#define SRTC_LPPDR_INIT 0x41736166 /* init for glitch detect */
@@ -278,7 +279,6 @@
static int mxc_rtc_probe(struct platform_device *pdev)
{
struct mxc_rtc_data *pdata;
- struct resource *res;
void __iomem *ioaddr;
int ret = 0;
@@ -286,8 +286,7 @@
if (!pdata)
return -ENOMEM;
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- pdata->ioaddr = devm_ioremap_resource(&pdev->dev, res);
+ pdata->ioaddr = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(pdata->ioaddr))
return PTR_ERR(pdata->ioaddr);
@@ -305,6 +304,9 @@
return pdata->irq;
device_init_wakeup(&pdev->dev, 1);
+ ret = dev_pm_set_wake_irq(&pdev->dev, pdata->irq);
+ if (ret)
+ dev_err(&pdev->dev, "failed to enable irq wake\n");
ret = clk_prepare_enable(pdata->clk);
if (ret)
@@ -335,8 +337,10 @@
}
pdata->rtc = devm_rtc_allocate_device(&pdev->dev);
- if (IS_ERR(pdata->rtc))
+ if (IS_ERR(pdata->rtc)) {
+ clk_disable_unprepare(pdata->clk);
return PTR_ERR(pdata->rtc);
+ }
pdata->rtc->ops = &mxc_rtc_ops;
pdata->rtc->range_max = U32_MAX;
@@ -367,30 +371,6 @@
return 0;
}
-#ifdef CONFIG_PM_SLEEP
-static int mxc_rtc_suspend(struct device *dev)
-{
- struct mxc_rtc_data *pdata = dev_get_drvdata(dev);
-
- if (device_may_wakeup(dev))
- enable_irq_wake(pdata->irq);
-
- return 0;
-}
-
-static int mxc_rtc_resume(struct device *dev)
-{
- struct mxc_rtc_data *pdata = dev_get_drvdata(dev);
-
- if (device_may_wakeup(dev))
- disable_irq_wake(pdata->irq);
-
- return 0;
-}
-#endif
-
-static SIMPLE_DEV_PM_OPS(mxc_rtc_pm_ops, mxc_rtc_suspend, mxc_rtc_resume);
-
static const struct of_device_id mxc_ids[] = {
{ .compatible = "fsl,imx53-rtc", },
{}
@@ -401,7 +381,6 @@
.driver = {
.name = "mxc_rtc_v2",
.of_match_table = mxc_ids,
- .pm = &mxc_rtc_pm_ops,
},
.probe = mxc_rtc_probe,
.remove = mxc_rtc_remove,
--
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