google/*/*/sdram_configs.c: Add function argument

A function declaration without a prototype is deprecated in all versions
of C.

Change-Id: Ie22231908233f2fba25d78f6c5f53940011e8158
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69748
Reviewed-by: Elyes Haouas <ehaouas@noos.fr>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/mainboard/google/foster/sdram_configs.c

@@ -11,7 +11,7 @@ static struct sdram_params sdram_configs[] = {
 #include "bct/sdram-unused.inc"				/* ram_code = 0011 */
 };
 
-const struct sdram_params *get_sdram_config()
+const struct sdram_params *get_sdram_config(void)
 {
 	uint32_t ramcode = sdram_get_ram_code();
 	/*

src/mainboard/google/gru/sdram_configs.c

@@ -44,7 +44,7 @@ static enum dram_speeds get_sdram_target_mhz(void)
 	return dram_928MHz;
 }
 
-const struct rk3399_sdram_params *get_sdram_config()
+const struct rk3399_sdram_params *get_sdram_config(void)
 {
 	char config_file[64];
 	uint32_t ramcode;

src/mainboard/google/nyan/sdram_configs.c

@@ -24,7 +24,7 @@ static struct sdram_params sdram_configs[] = {
 #include "bct/sdram-unused.inc"				/* ram_code = 1111 */
 };
 
-const struct sdram_params *get_sdram_config()
+const struct sdram_params *get_sdram_config(void)
 {
 	uint32_t ramcode = sdram_get_ram_code();
 	/*

src/mainboard/google/nyan_big/sdram_configs.c

@@ -24,7 +24,7 @@ static struct sdram_params sdram_configs[] = {
 #include "bct/sdram-unused.inc"				/* ram_code = 1111 */
 };
 
-const struct sdram_params *get_sdram_config()
+const struct sdram_params *get_sdram_config(void)
 {
 	uint32_t ramcode = sdram_get_ram_code();
 	/*

src/mainboard/google/nyan_blaze/sdram_configs.c

@@ -24,7 +24,7 @@ static struct sdram_params sdram_configs[] = {
 #include "bct/sdram-unused.inc"				/* ram_code = 1111 */
 };
 
-const struct sdram_params *get_sdram_config()
+const struct sdram_params *get_sdram_config(void)
 {
 	uint32_t ramcode = sdram_get_ram_code();
 	/*

src/mainboard/google/smaug/sdram_configs.c

@@ -22,7 +22,7 @@ static struct sdram_params sdram_configs[] = {
 #include "bct/sdram-unused.inc"				/* ram_code = 1111 */
 };
 
-const struct sdram_params *get_sdram_config()
+const struct sdram_params *get_sdram_config(void)
 {
 	uint32_t ramcode = sdram_get_ram_code();
 	/*

src/mainboard/google/veyron/sdram_configs.c

@@ -34,7 +34,7 @@ static struct rk3288_sdram_params sdram_configs[] = {
 
 _Static_assert(ARRAY_SIZE(sdram_configs) == 24, "Must have 24 sdram_configs!");
 
-const struct rk3288_sdram_params *get_sdram_config()
+const struct rk3288_sdram_params *get_sdram_config(void)
 {
 	u32 ramcode = ram_code();
 

src/mainboard/google/veyron_mickey/sdram_configs.c

@@ -34,7 +34,7 @@ static struct rk3288_sdram_params sdram_configs[] = {
 
 _Static_assert(ARRAY_SIZE(sdram_configs) == 24, "Must have 24 sdram_configs!");
 
-const struct rk3288_sdram_params *get_sdram_config()
+const struct rk3288_sdram_params *get_sdram_config(void)
 {
 	u32 ramcode = ram_code();
 

src/mainboard/google/veyron_rialto/sdram_configs.c

@@ -34,7 +34,7 @@ static struct rk3288_sdram_params sdram_configs[] = {
 
 _Static_assert(ARRAY_SIZE(sdram_configs) == 24, "Must have 24 sdram_configs!");
 
-const struct rk3288_sdram_params *get_sdram_config()
+const struct rk3288_sdram_params *get_sdram_config(void)
 {
 	u32 ramcode = ram_code();