diff options
Diffstat (limited to 'nixos/modules/kernel-patches/0035-rtc-rs5c372-let-the-alarm-to-be-used-as-wakeup-sourc.patch')
| -rw-r--r-- | nixos/modules/kernel-patches/0035-rtc-rs5c372-let-the-alarm-to-be-used-as-wakeup-sourc.patch | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/nixos/modules/kernel-patches/0035-rtc-rs5c372-let-the-alarm-to-be-used-as-wakeup-sourc.patch b/nixos/modules/kernel-patches/0035-rtc-rs5c372-let-the-alarm-to-be-used-as-wakeup-sourc.patch deleted file mode 100644 index ec3186a..0000000 --- a/nixos/modules/kernel-patches/0035-rtc-rs5c372-let-the-alarm-to-be-used-as-wakeup-sourc.patch +++ /dev/null @@ -1,80 +0,0 @@ -From 406867ec540eff2b484512063e8f9ade22daac07 Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Daniel=20Gonz=C3=A1lez=20Cabanelas?= <dgcbueu@gmail.com> -Date: Tue, 27 Sep 2022 16:21:26 +0200 -Subject: [PATCH 35/96] rtc: rs5c372: let the alarm to be used as wakeup source -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -Currently there is no use for the interrupts on the rs5c372 RTC and the -wakealarm isn't enabled. There are some devices like NASes which use this -RTC to wake up from the power off state when the INTR pin is activated by -the alarm clock. - -Enable the alarm and let to be used as a wakeup source. - -Tested on a Buffalo LS421DE NAS. - -Signed-off-by: Daniel González Cabanelas <dgcbueu@gmail.com> ---- - drivers/rtc/rtc-rs5c372.c | 16 ++++++++++++++++ - 1 file changed, 16 insertions(+) - -diff --git a/drivers/rtc/rtc-rs5c372.c b/drivers/rtc/rtc-rs5c372.c -index ab4b5209870d..5a1db45998c2 100644 ---- a/drivers/rtc/rtc-rs5c372.c -+++ b/drivers/rtc/rtc-rs5c372.c -@@ -833,6 +833,7 @@ static int rs5c372_probe(struct i2c_client *client, - int err = 0; - int smbus_mode = 0; - struct rs5c372 *rs5c372; -+ bool rs5c372_can_wakeup_device = false; - - dev_dbg(&client->dev, "%s\n", __func__); - -@@ -868,6 +869,12 @@ static int rs5c372_probe(struct i2c_client *client, - else - rs5c372->type = id->driver_data; - -+#ifdef CONFIG_OF -+ if(of_property_read_bool(client->dev.of_node, -+ "wakeup-source")) -+ rs5c372_can_wakeup_device = true; -+#endif -+ - /* we read registers 0x0f then 0x00-0x0f; skip the first one */ - rs5c372->regs = &rs5c372->buf[1]; - rs5c372->smbus = smbus_mode; -@@ -901,6 +908,8 @@ static int rs5c372_probe(struct i2c_client *client, - goto exit; - } - -+ rs5c372->has_irq = 1; -+ - /* if the oscillator lost power and no other software (like - * the bootloader) set it up, do it here. - * -@@ -927,6 +936,10 @@ static int rs5c372_probe(struct i2c_client *client, - ); - - /* REVISIT use client->irq to register alarm irq ... */ -+ if (rs5c372_can_wakeup_device) { -+ device_init_wakeup(&client->dev, true); -+ } -+ - rs5c372->rtc = devm_rtc_device_register(&client->dev, - rs5c372_driver.driver.name, - &rs5c372_rtc_ops, THIS_MODULE); -@@ -940,6 +953,9 @@ static int rs5c372_probe(struct i2c_client *client, - if (err) - goto exit; - -+ /* the rs5c372 alarm only supports a minute accuracy */ -+ rs5c372->rtc->uie_unsupported = 1; -+ - return 0; - - exit: --- -2.37.2 - |