[PATCH 02/10] arm: Add prototypes for functions called from assembly

[Sascha Hauer]

Some functions are called from assembly only. There's no prototype
for them so this leads to -Wmissing-prototypes warnings. Add a prototype
right aboce the functions to avoid these warnings.

Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
---
 arch/arm/boards/edb93xx/flash_cfg.c | 3 +++
 arch/arm/boards/edb93xx/pll_cfg.c   | 3 +++
 arch/arm/boards/edb93xx/sdram_cfg.c | 3 +++
 arch/arm/mach-ep93xx/header.c       | 2 ++
 4 files changed, 11 insertions(+)

diff --git a/arch/arm/boards/edb93xx/flash_cfg.c b/arch/arm/boards/edb93xx/flash_cfg.c
index 6b742f967c..8400db69de 100644
--- a/arch/arm/boards/edb93xx/flash_cfg.c
+++ b/arch/arm/boards/edb93xx/flash_cfg.c
@@ -11,6 +11,9 @@
 				SMC_BCR_BLE | 2 << SMC_BCR_WST2_SHIFT | \
 				1 << SMC_BCR_MW_SHIFT)
 
+/* Called from assembly */
+void flash_cfg(void);
+
 void flash_cfg(void)
 {
 	struct smc_regs *smc = (struct smc_regs *)SMC_BASE;
diff --git a/arch/arm/boards/edb93xx/pll_cfg.c b/arch/arm/boards/edb93xx/pll_cfg.c
index 1f03acf915..1a1c01aba2 100644
--- a/arch/arm/boards/edb93xx/pll_cfg.c
+++ b/arch/arm/boards/edb93xx/pll_cfg.c
@@ -9,6 +9,9 @@
 #include "pll_cfg.h"
 #include "early_udelay.h"
 
+/* Called from assembly */
+void pll_cfg(void);
+
 void pll_cfg(void)
 {
 	struct syscon_regs *syscon = (struct syscon_regs *)SYSCON_BASE;
diff --git a/arch/arm/boards/edb93xx/sdram_cfg.c b/arch/arm/boards/edb93xx/sdram_cfg.c
index a9f591f197..3cee834910 100644
--- a/arch/arm/boards/edb93xx/sdram_cfg.c
+++ b/arch/arm/boards/edb93xx/sdram_cfg.c
@@ -17,6 +17,9 @@ static void precharge_all_banks(void);
 static void setup_refresh_timer(void);
 static void program_mode_registers(void);
 
+/* Called from assembly */
+void sdram_cfg(void);
+
 void sdram_cfg(void)
 {
 	struct sdram_regs *sdram = (struct sdram_regs *)SDRAM_BASE;
diff --git a/arch/arm/mach-ep93xx/header.c b/arch/arm/mach-ep93xx/header.c
index 4e6a2e57c8..a9dde2d8b0 100644
--- a/arch/arm/mach-ep93xx/header.c
+++ b/arch/arm/mach-ep93xx/header.c
@@ -2,6 +2,8 @@
 #include <linux/compiler.h>
 #include <asm/barebox-arm-head.h>
 
+void go(void);
+
 void __naked __section(.flash_header_start) go(void)
 {
         barebox_arm_head();
-- 
2.28.0