ARM: omap2: gpmc: Mark local scoped functions static

This patch marks a bunch of functions that are local
to gpmc.c file only as static.

Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Reviewed-by: Jon Hunter <jon-hunter@ti.com>
Signed-off-by: Jon Hunter <jon-hunter@ti.com>

arch/arm/mach-omap2/gpmc.c

@@ -181,7 +181,7 @@ void gpmc_cs_write_reg(int cs, int idx, u32 val)
 	__raw_writel(val, reg_addr);
 }
 
-u32 gpmc_cs_read_reg(int cs, int idx)
+static u32 gpmc_cs_read_reg(int cs, int idx)
 {
 	void __iomem *reg_addr;
 
@@ -190,7 +190,7 @@ u32 gpmc_cs_read_reg(int cs, int idx)
 }
 
 /* TODO: Add support for gpmc_fck to clock framework and use it */
-unsigned long gpmc_get_fclk_period(void)
+static unsigned long gpmc_get_fclk_period(void)
 {
 	unsigned long rate = clk_get_rate(gpmc_l3_clk);
 
@@ -205,7 +205,7 @@ unsigned long gpmc_get_fclk_period(void)
 	return rate;
 }
 
-unsigned int gpmc_ns_to_ticks(unsigned int time_ns)
+static unsigned int gpmc_ns_to_ticks(unsigned int time_ns)
 {
 	unsigned long tick_ps;
 
@@ -215,7 +215,7 @@ unsigned int gpmc_ns_to_ticks(unsigned int time_ns)
 	return (time_ns * 1000 + tick_ps - 1) / tick_ps;
 }
 
-unsigned int gpmc_ps_to_ticks(unsigned int time_ps)
+static unsigned int gpmc_ps_to_ticks(unsigned int time_ps)
 {
 	unsigned long tick_ps;
 
@@ -230,7 +230,7 @@ unsigned int gpmc_ticks_to_ns(unsigned int ticks)
 	return ticks * gpmc_get_fclk_period() / 1000;
 }
 
-unsigned int gpmc_round_ns_to_ticks(unsigned int time_ns)
+static unsigned int gpmc_round_ns_to_ticks(unsigned int time_ns)
 {
 	unsigned long ticks = gpmc_ns_to_ticks(time_ns);
 
@@ -448,7 +448,7 @@ static int gpmc_cs_mem_enabled(int cs)
 	return l & GPMC_CONFIG7_CSVALID;
 }
 
-int gpmc_cs_set_reserved(int cs, int reserved)
+static int gpmc_cs_set_reserved(int cs, int reserved)
 {
 	if (cs > GPMC_CS_NUM)
 		return -ENODEV;
@@ -459,7 +459,7 @@ int gpmc_cs_set_reserved(int cs, int reserved)
 	return 0;
 }
 
-int gpmc_cs_reserved(int cs)
+static int gpmc_cs_reserved(int cs)
 {
 	if (cs > GPMC_CS_NUM)
 		return -ENODEV;

arch/arm/mach-omap2/gpmc.h

@@ -198,20 +198,13 @@ extern int gpmc_calc_timings(struct gpmc_timings *gpmc_t,
 extern void gpmc_update_nand_reg(struct gpmc_nand_regs *reg, int cs);
 extern int gpmc_get_client_irq(unsigned irq_config);
 
-extern unsigned int gpmc_ns_to_ticks(unsigned int time_ns);
-extern unsigned int gpmc_ps_to_ticks(unsigned int time_ps);
 extern unsigned int gpmc_ticks_to_ns(unsigned int ticks);
-extern unsigned int gpmc_round_ns_to_ticks(unsigned int time_ns);
-extern unsigned long gpmc_get_fclk_period(void);
 
 extern void gpmc_cs_write_reg(int cs, int idx, u32 val);
-extern u32 gpmc_cs_read_reg(int cs, int idx);
 extern int gpmc_calc_divider(unsigned int sync_clk);
 extern int gpmc_cs_set_timings(int cs, const struct gpmc_timings *t);
 extern int gpmc_cs_request(int cs, unsigned long size, unsigned long *base);
 extern void gpmc_cs_free(int cs);
-extern int gpmc_cs_set_reserved(int cs, int reserved);
-extern int gpmc_cs_reserved(int cs);
 extern void omap3_gpmc_save_context(void);
 extern void omap3_gpmc_restore_context(void);
 extern int gpmc_cs_configure(int cs, int cmd, int wval);