at91: 6.6: remove obsolete patches

Remove obsolete patches no longer applicable to the 6.6 kernel.

Signed-off-by: Mieczyslaw Nalewaj <[email protected]>
Link: https://github.com/openwrt/openwrt/pull/16058
Signed-off-by: Nick Hainke <[email protected]>

target/linux/at91/patches-6.6/0001-v6.3-pinctrl-at91-convert-to-NOIRQ_SYSTEM_SLEEP_PM_OPS.patch

@@ -1,34 +0,0 @@
-From 5d8ae2928f71f0f9c2c3f8f13d00ecec35649ad3 Mon Sep 17 00:00:00 2001
-From: Arnd Bergmann <[email protected]>
-Date: Thu, 15 Dec 2022 17:42:54 +0100
-Subject: [PATCH] pinctrl: at91: convert to NOIRQ_SYSTEM_SLEEP_PM_OPS
-
-With the old SET_NOIRQ_SYSTEM_SLEEP_PM_OPS, some configs result in a
-build warning:
-
-drivers/pinctrl/pinctrl-at91.c:1668:12: error: 'at91_gpio_resume' defined but not used [-Werror=unused-function]
- 1668 | static int at91_gpio_resume(struct device *dev)
-      |            ^~~~~~~~~~~~~~~~
-drivers/pinctrl/pinctrl-at91.c:1650:12: error: 'at91_gpio_suspend' defined but not used [-Werror=unused-function]
- 1650 | static int at91_gpio_suspend(struct device *dev)
-      |            ^~~~~~~~~~~~~~~~~
-
-Signed-off-by: Arnd Bergmann <[email protected]>
-Reviewed-by: Ryan Wanner <[email protected]>
-Link: https://lore.kernel.org/r/[email protected]
-Signed-off-by: Linus Walleij <[email protected]>
----
- drivers/pinctrl/pinctrl-at91.c | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
---- a/drivers/pinctrl/pinctrl-at91.c
-+++ b/drivers/pinctrl/pinctrl-at91.c
-@@ -1921,7 +1921,7 @@ err:
- }
- 
- static const struct dev_pm_ops at91_gpio_pm_ops = {
--	SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(at91_gpio_suspend, at91_gpio_resume)
-+	NOIRQ_SYSTEM_SLEEP_PM_OPS(at91_gpio_suspend, at91_gpio_resume)
- };
- 
- static struct platform_driver at91_gpio_driver = {