diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0113-Add-ability-to-export-gpio-used-by-gpio-poweroff.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0113-Add-ability-to-export-gpio-used-by-gpio-poweroff.patch | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0113-Add-ability-to-export-gpio-used-by-gpio-poweroff.patch b/target/linux/bcm27xx/patches-5.4/950-0113-Add-ability-to-export-gpio-used-by-gpio-poweroff.patch deleted file mode 100644 index dc11587e67..0000000000 --- a/target/linux/bcm27xx/patches-5.4/950-0113-Add-ability-to-export-gpio-used-by-gpio-poweroff.patch +++ /dev/null @@ -1,57 +0,0 @@ -From 4c957b11a439d372c26d5f90ef81ec52d1839a0c Mon Sep 17 00:00:00 2001 -From: Nick Bulleid <nedbulleid@fastmail.com> -Date: Thu, 10 May 2018 21:57:02 +0100 -Subject: [PATCH] Add ability to export gpio used by gpio-poweroff - -Signed-off-by: Nick Bulleid <nedbulleid@fastmail.com> - -Added export feature to gpio-poweroff documentation - -Signed-off-by: Nick Bulleid <nedbulleid@fastmail.com> ---- - .../devicetree/bindings/power/reset/gpio-poweroff.txt | 1 + - drivers/power/reset/gpio-poweroff.c | 9 +++++++++ - 2 files changed, 10 insertions(+) - ---- a/Documentation/devicetree/bindings/power/reset/gpio-poweroff.txt -+++ b/Documentation/devicetree/bindings/power/reset/gpio-poweroff.txt -@@ -31,6 +31,7 @@ Optional properties: - - inactive-delay-ms: Delay (default 100) to wait after driving gpio inactive - - timeout-ms: Time to wait before asserting a WARN_ON(1). If nothing is - specified, 3000 ms is used. -+- export : Export the GPIO line to the sysfs system - - Examples: - ---- a/drivers/power/reset/gpio-poweroff.c -+++ b/drivers/power/reset/gpio-poweroff.c -@@ -51,6 +51,7 @@ static int gpio_poweroff_probe(struct pl - bool input = false; - enum gpiod_flags flags; - bool force = false; -+ bool export = false; - - /* If a pm_power_off function has already been added, leave it alone */ - force = of_property_read_bool(pdev->dev.of_node, "force"); -@@ -76,6 +77,12 @@ static int gpio_poweroff_probe(struct pl - if (IS_ERR(reset_gpio)) - return PTR_ERR(reset_gpio); - -+ export = of_property_read_bool(pdev->dev.of_node, "export"); -+ if (export) { -+ gpiod_export(reset_gpio, false); -+ gpiod_export_link(&pdev->dev, "poweroff-gpio", reset_gpio); -+ } -+ - pm_power_off = &gpio_poweroff_do_poweroff; - return 0; - } -@@ -85,6 +92,8 @@ static int gpio_poweroff_remove(struct p - if (pm_power_off == &gpio_poweroff_do_poweroff) - pm_power_off = NULL; - -+ gpiod_unexport(reset_gpio); -+ - return 0; - } - |