bmips: remove unneeded downstream serial patch

Disabling CONFIG_SERIAL_8250 makes the upstream serial driver work OOB.

Signed-off-by: Álvaro Fernández Rojas <[email protected]>

target/linux/bmips/config-5.10

@@ -213,9 +213,9 @@ CONFIG_RESET_BCM6345=y
 CONFIG_RESET_CONTROLLER=y
 CONFIG_RFS_ACCEL=y
 CONFIG_RPS=y
+# CONFIG_SERIAL_8250 is not set
 CONFIG_SERIAL_BCM63XX=y
 CONFIG_SERIAL_BCM63XX_CONSOLE=y
-CONFIG_SERIAL_MCTRL_GPIO=y
 CONFIG_SGL_ALLOC=y
 CONFIG_SMP=y
 CONFIG_SMP_UP=y

target/linux/bmips/patches-5.10/201-serial-bcm63xx-init-uart-earlier.patch

@@ -1,11 +0,0 @@
---- a/drivers/tty/serial/bcm63xx_uart.c
-+++ b/drivers/tty/serial/bcm63xx_uart.c
-@@ -916,7 +916,7 @@ static void __exit bcm_uart_exit(void)
- 	uart_unregister_driver(&bcm_uart_driver);
- }
- 
--module_init(bcm_uart_init);
-+subsys_initcall(bcm_uart_init);
- module_exit(bcm_uart_exit);
- 
- MODULE_AUTHOR("Maxime Bizon <[email protected]>");