diff options
Diffstat (limited to 'target/linux/ar7/patches-4.9/003-MIPS-AR7-defer-registration-of-GPIO.patch')
| -rw-r--r-- | target/linux/ar7/patches-4.9/003-MIPS-AR7-defer-registration-of-GPIO.patch | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/target/linux/ar7/patches-4.9/003-MIPS-AR7-defer-registration-of-GPIO.patch b/target/linux/ar7/patches-4.9/003-MIPS-AR7-defer-registration-of-GPIO.patch deleted file mode 100644 index f256665baf..0000000000 --- a/target/linux/ar7/patches-4.9/003-MIPS-AR7-defer-registration-of-GPIO.patch +++ /dev/null @@ -1,45 +0,0 @@ -From 3a8d54573f9d187779d36d6b45e8e0288b82c31a Mon Sep 17 00:00:00 2001 -From: Jonas Gorski <jonas.gorski@gmail.com> -Date: Thu, 26 Oct 2017 23:25:44 +0200 -Subject: [PATCH 1/3] MIPS: AR7: defer registration of GPIO - -When called from prom init code, ar7_gpio_init() will fail as it will -call gpiochip_add() which relies on a working kmalloc() to alloc -the gpio_desc array and kmalloc is not useable yet at prom init time. - -Move ar7_gpio_init() to ar7_register_devices() (a device_initcall) -where kmalloc works. - -Fixes: 14e85c0e69d5 ("gpio: remove gpio_descs global array") -Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com> ---- -Text shamelessy stolen from commit 2ec459f2a77b8. - - arch/mips/ar7/platform.c | 4 ++++ - arch/mips/ar7/prom.c | 2 -- - 2 files changed, 4 insertions(+), 2 deletions(-) - ---- a/arch/mips/ar7/platform.c -+++ b/arch/mips/ar7/platform.c -@@ -655,6 +655,10 @@ static int __init ar7_register_devices(v - u32 val; - int res; - -+ res = ar7_gpio_init(); -+ if (res) -+ pr_warn("unable to register gpios: %d\n", res); -+ - res = ar7_register_uarts(); - if (res) - pr_err("unable to setup uart(s): %d\n", res); ---- a/arch/mips/ar7/prom.c -+++ b/arch/mips/ar7/prom.c -@@ -246,8 +246,6 @@ void __init prom_init(void) - ar7_init_cmdline(fw_arg0, (char **)fw_arg1); - ar7_init_env((struct env_var *)fw_arg2); - console_config(); -- -- ar7_gpio_init(); - } - - #define PORT(offset) (KSEG1ADDR(AR7_REGS_UART0 + (offset * 4))) |