Update Linux to v5.10.109
Sourced from [1]
[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz
Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/drivers/rtc/rtc-fsl-ftm-alarm.c b/drivers/rtc/rtc-fsl-ftm-alarm.c
index 835695b..e08672e 100644
--- a/drivers/rtc/rtc-fsl-ftm-alarm.c
+++ b/drivers/rtc/rtc-fsl-ftm-alarm.c
@@ -3,7 +3,7 @@
* Freescale FlexTimer Module (FTM) alarm device driver.
*
* Copyright 2014 Freescale Semiconductor, Inc.
- * Copyright 2019 NXP
+ * Copyright 2019-2020 NXP
*
*/
@@ -20,6 +20,8 @@
#include <linux/fsl/ftm.h>
#include <linux/rtc.h>
#include <linux/time.h>
+#include <linux/acpi.h>
+#include <linux/pm_wakeirq.h>
#define FTM_SC_CLK(c) ((c) << FTM_SC_CLK_MASK_SHIFT)
@@ -151,6 +153,8 @@
{
struct ftm_rtc *rtc = dev;
+ rtc_update_irq(rtc->rtc_dev, 1, RTC_IRQF | RTC_AF);
+
ftm_irq_acknowledge(rtc);
ftm_irq_disable(rtc);
ftm_clean_alarm(rtc);
@@ -180,10 +184,7 @@
*/
static int ftm_rtc_read_time(struct device *dev, struct rtc_time *tm)
{
- struct timespec64 ts64;
-
- ktime_get_real_ts64(&ts64);
- rtc_time_to_tm(ts64.tv_sec, tm);
+ rtc_time64_to_tm(ktime_get_real_seconds(), tm);
return 0;
}
@@ -206,16 +207,14 @@
*/
static int ftm_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alm)
{
- struct rtc_time tm;
- unsigned long now, alm_time, cycle;
+ time64_t alm_time;
+ unsigned long long cycle;
struct ftm_rtc *rtc = dev_get_drvdata(dev);
- ftm_rtc_read_time(dev, &tm);
- rtc_tm_to_time(&tm, &now);
- rtc_tm_to_time(&alm->time, &alm_time);
+ alm_time = rtc_tm_to_time64(&alm->time);
ftm_clean_alarm(rtc);
- cycle = (alm_time - now) * rtc->alarm_freq;
+ cycle = (alm_time - ktime_get_real_seconds()) * rtc->alarm_freq;
if (cycle > MAX_COUNT_VAL) {
pr_err("Out of alarm range {0~262} seconds.\n");
return -ERANGE;
@@ -247,8 +246,6 @@
static int ftm_rtc_probe(struct platform_device *pdev)
{
- struct device_node *np = pdev->dev.of_node;
- struct resource *r;
int irq;
int ret;
struct ftm_rtc *rtc;
@@ -265,36 +262,33 @@
if (IS_ERR(rtc->rtc_dev))
return PTR_ERR(rtc->rtc_dev);
- r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!r) {
- dev_err(&pdev->dev, "cannot get resource for rtc\n");
- return -ENODEV;
- }
-
- rtc->base = devm_ioremap_resource(&pdev->dev, r);
+ rtc->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(rtc->base)) {
dev_err(&pdev->dev, "cannot ioremap resource for rtc\n");
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)
+ return irq;
ret = devm_request_irq(&pdev->dev, irq, ftm_rtc_alarm_interrupt,
- IRQF_NO_SUSPEND, dev_name(&pdev->dev), rtc);
+ 0, dev_name(&pdev->dev), rtc);
if (ret < 0) {
dev_err(&pdev->dev, "failed to request irq\n");
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;
device_init_wakeup(&pdev->dev, true);
+ ret = dev_pm_set_wake_irq(&pdev->dev, irq);
+ if (ret)
+ dev_err(&pdev->dev, "failed to enable irq wake\n");
ret = rtc_register_device(rtc->rtc_dev);
if (ret) {
@@ -318,11 +312,18 @@
};
MODULE_DEVICE_TABLE(of, ftm_rtc_match);
+static const struct acpi_device_id ftm_imx_acpi_ids[] = {
+ {"NXP0014",},
+ { }
+};
+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),
},
};