4 files changed, 8 insertions, 4 deletions
diff --git a/arch/mips/alchemy/board-gpr.c b/arch/mips/alchemy/board-gpr.c
index fa75d75b5ba9..ddff9a02513d 100644
--- a/arch/mips/alchemy/board-gpr.c
+++ b/arch/mips/alchemy/board-gpr.c
@@ -34,6 +34,7 @@
 #include <asm/bootinfo.h>
 #include <asm/idle.h>
 #include <asm/reboot.h>
+#include <asm/setup.h>
 #include <asm/mach-au1x00/au1000.h>
 #include <asm/mach-au1x00/gpio-au1000.h>
 #include <prom.h>
@@ -60,7 +61,7 @@ void __init prom_init(void)
 	add_memory_region(0, memsize, BOOT_MEM_RAM);
 }
 
-void prom_putchar(unsigned char c)
+void prom_putchar(char c)
 {
 	alchemy_uart_putchar(AU1000_UART0_PHYS_ADDR, c);
 }
diff --git a/arch/mips/alchemy/board-mtx1.c b/arch/mips/alchemy/board-mtx1.c
index aab55aaf3d62..d625e6f99ae7 100644
--- a/arch/mips/alchemy/board-mtx1.c
+++ b/arch/mips/alchemy/board-mtx1.c
@@ -31,6 +31,7 @@
 #include <mtd/mtd-abi.h>
 #include <asm/bootinfo.h>
 #include <asm/reboot.h>
+#include <asm/setup.h>
 #include <asm/mach-au1x00/au1000.h>
 #include <asm/mach-au1x00/gpio-au1000.h>
 #include <asm/mach-au1x00/au1xxx_eth.h>
@@ -58,7 +59,7 @@ void __init prom_init(void)
 	add_memory_region(0, memsize, BOOT_MEM_RAM);
 }
 
-void prom_putchar(unsigned char c)
+void prom_putchar(char c)
 {
 	alchemy_uart_putchar(AU1000_UART0_PHYS_ADDR, c);
 }
diff --git a/arch/mips/alchemy/board-xxs1500.c b/arch/mips/alchemy/board-xxs1500.c
index 0fc53e08a894..5f05b8714385 100644
--- a/arch/mips/alchemy/board-xxs1500.c
+++ b/arch/mips/alchemy/board-xxs1500.c
@@ -29,6 +29,7 @@
 #include <linux/pm.h>
 #include <asm/bootinfo.h>
 #include <asm/reboot.h>
+#include <asm/setup.h>
 #include <asm/mach-au1x00/au1000.h>
 #include <prom.h>
 
@@ -55,7 +56,7 @@ void __init prom_init(void)
 	add_memory_region(0, memsize, BOOT_MEM_RAM);
 }
 
-void prom_putchar(unsigned char c)
+void prom_putchar(char c)
 {
 	alchemy_uart_putchar(AU1000_UART0_PHYS_ADDR, c);
 }
diff --git a/arch/mips/alchemy/devboards/platform.c b/arch/mips/alchemy/devboards/platform.c
index 203854ddd1bb..8d4b65c3268a 100644
--- a/arch/mips/alchemy/devboards/platform.c
+++ b/arch/mips/alchemy/devboards/platform.c
@@ -14,6 +14,7 @@
 #include <asm/bootinfo.h>
 #include <asm/idle.h>
 #include <asm/reboot.h>
+#include <asm/setup.h>
 #include <asm/mach-au1x00/au1000.h>
 #include <asm/mach-db1x00/bcsr.h>
 
@@ -36,7 +37,7 @@ void __init prom_init(void)
 	add_memory_region(0, memsize, BOOT_MEM_RAM);
 }
 
-void prom_putchar(unsigned char c)
+void prom_putchar(char c)
 {
 	if (alchemy_get_cputype() == ALCHEMY_CPU_AU1300)
 		alchemy_uart_putchar(AU1300_UART2_PHYS_ADDR, c);