MIPS: AR7: Initialize GPIO earlier
In order to detect the Titan variant, we must initialize GPIOs earlier since
detection relies on some GPIO values to be set.
Signed-off-by: Florian Fainelli <florian@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/1562/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---
diff --git a/arch/mips/ar7/gpio.c b/arch/mips/ar7/gpio.c
index c32fbb5..f848342 100644
--- a/arch/mips/ar7/gpio.c
+++ b/arch/mips/ar7/gpio.c
@@ -107,7 +107,7 @@
}
EXPORT_SYMBOL(ar7_gpio_disable);
-static int __init ar7_gpio_init(void)
+int __init ar7_gpio_init(void)
{
int ret;
@@ -128,4 +128,3 @@
ar7_gpio_chip.chip.ngpio);
return ret;
}
-arch_initcall(ar7_gpio_init);
diff --git a/arch/mips/ar7/prom.c b/arch/mips/ar7/prom.c
index 5238579..23818d2 100644
--- a/arch/mips/ar7/prom.c
+++ b/arch/mips/ar7/prom.c
@@ -246,6 +246,8 @@
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)))
diff --git a/arch/mips/include/asm/mach-ar7/ar7.h b/arch/mips/include/asm/mach-ar7/ar7.h
index 483ffea..ddb413e 100644
--- a/arch/mips/include/asm/mach-ar7/ar7.h
+++ b/arch/mips/include/asm/mach-ar7/ar7.h
@@ -161,4 +161,6 @@
msleep(20);
}
+int __init ar7_gpio_init(void);
+
#endif /* __AR7_H__ */