Drop unused change_i2c_mux()

Change-Id: I3ac39441746d739ac19e831bb67c76405c24ba27
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/5925
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Idwer Vollering <vidwer@gmail.com>
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>

7 files changed, 0 insertions, 130 deletions

diff --git a/src/mainboard/amd/serengeti_cheetah/romstage.c b/src/mainboard/amd/serengeti_cheetah/romstage.c
index 14320a562c..ec0682a667 100644
--- a/src/mainboard/amd/serengeti_cheetah/romstage.c
+++ b/src/mainboard/amd/serengeti_cheetah/romstage.c
@@ -45,22 +45,6 @@ static inline void activate_spd_rom(const struct mem_controller *ctrl)
         smbus_write_byte(SMBUS_HUB, 0x03, 0);
 }
 
-#if 0
-static inline void change_i2c_mux(unsigned device)
-{
-#define SMBUS_HUB 0x18
-        int ret, i;
-        print_debug("change_i2c_mux i="); print_debug_hex8(device); print_debug("\n");
-        i=2;
-        do {
-                ret = smbus_write_byte(SMBUS_HUB, 0x01, device);
-                print_debug("change_i2c_mux 1 ret="); print_debug_hex32(ret); print_debug("\n");
-        } while ((ret!=0) && (i-->0));
-        ret = smbus_write_byte(SMBUS_HUB, 0x03, 0);
-        print_debug("change_i2c_mux 2 ret="); print_debug_hex32(ret); print_debug("\n");
-}
-#endif
-
 static inline int spd_read_byte(unsigned device, unsigned address)
 {
         return smbus_read_byte(device, address);
@@ -209,13 +193,6 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
 	}
 #endif
 
-#if 0
-        for(i=1;i<256;i<<=1) {
-                change_i2c_mux(i);
-                dump_smbus_registers();
-        }
-#endif
-
 	memreset_setup();
 
 	//do we need apci timer, tsc...., only debug need it for better output
diff --git a/src/mainboard/broadcom/blast/romstage.c b/src/mainboard/broadcom/blast/romstage.c
index fcdac692ec..03cdc1dc80 100644
--- a/src/mainboard/broadcom/blast/romstage.c
+++ b/src/mainboard/broadcom/blast/romstage.c
@@ -32,17 +32,6 @@ static inline void activate_spd_rom(const struct mem_controller *ctrl)
         smbus_send_byte(SMBUS_HUB, device);
 }
 
-#if 0
-static inline void change_i2c_mux(unsigned device)
-{
-#define SMBUS_HUB 0x71
-	int ret;
-        print_debug("change_i2c_mux i="); print_debug_hex8(device); print_debug("\n");
-        ret = smbus_send_byte(SMBUS_HUB, device);
-        print_debug("change_i2c_mux ret="); print_debug_hex32(ret); print_debug("\n");
-}
-#endif
-
 static inline int spd_read_byte(unsigned device, unsigned address)
 {
         return smbus_read_byte(device, address);
@@ -125,14 +114,6 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
 
 	enable_smbus();
 
-#if 0
-        int i;
-        for(i=4;i<8;i++) {
-                change_i2c_mux(i);
-                dump_smbus_registers();
-        }
-#endif
-
 	memreset_setup();
 
 //	init_timer();
diff --git a/src/mainboard/msi/ms9185/romstage.c b/src/mainboard/msi/ms9185/romstage.c
index 2cb38a45e1..aabc826836 100644
--- a/src/mainboard/msi/ms9185/romstage.c
+++ b/src/mainboard/msi/ms9185/romstage.c
@@ -59,16 +59,6 @@ static inline void activate_spd_rom(const struct mem_controller *ctrl)
         smbus_send_byte(SMBUS_SWITCH2, (device >> 4) & 0x0f );
 }
 
-#if 0
-static inline void change_i2c_mux(unsigned device)
-{
-#define SMBUS_SWITCH1 0x70
-#define SMBUS_SWITCH2 0x72
-        smbus_send_byte(SMBUS_SWITCH1, device & 0x0f);
-        smbus_send_byte(SMBUS_SWITCH2, (device >> 4) & 0x0f );
-}
-#endif
-
 static inline int spd_read_byte(unsigned device, unsigned address)
 {
         return smbus_read_byte(device, address);
@@ -201,14 +191,6 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
        }
 #endif
 
-#if 0
-       int i;
-        for(i=1;i<256;i<<=1) {
-                change_i2c_mux(i);
-                dump_smbus_registers();
-        }
-#endif
-
        //do we need apci timer, tsc...., only debug need it for better output
         /* all ap stopped? */
 //        init_timer(); // Need to use TMICT to synconize FID/VID
diff --git a/src/mainboard/msi/ms9282/romstage.c b/src/mainboard/msi/ms9282/romstage.c
index 3048542854..9e4a227de9 100644
--- a/src/mainboard/msi/ms9282/romstage.c
+++ b/src/mainboard/msi/ms9282/romstage.c
@@ -58,16 +58,6 @@ static inline void activate_spd_rom(const struct mem_controller *ctrl)
         smbus_send_byte(SMBUS_SWITCH2, (device >> 4) & 0x0f);
 }
 
-#if 0
-static inline void change_i2c_mux(unsigned device)
-{
-#define SMBUS_SWITCH1 0x70
-#define SMBUS_SWITHC2 0x72
-        smbus_send_byte(SMBUS_SWITCH1, device & 0x0f);
-        smbus_send_byte(SMBUS_SWITCH2, (device >> 4) & 0x0f);
-}
-#endif
-
 static inline int spd_read_byte(unsigned device, unsigned address)
 {
        return smbus_read_byte(device, address);
@@ -174,14 +164,6 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
 
        enable_smbus();
 
-#if 0
-        int i;
-        for(i=4;i<8;i++) {
-                change_i2c_mux(i);
-                dump_smbus_registers();
-        }
-#endif
-
        sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
 
        post_cache_as_ram();
diff --git a/src/mainboard/supermicro/h8dme/romstage.c b/src/mainboard/supermicro/h8dme/romstage.c
index 47f5806c67..7763480194 100644
--- a/src/mainboard/supermicro/h8dme/romstage.c
+++ b/src/mainboard/supermicro/h8dme/romstage.c
@@ -84,30 +84,6 @@ static inline void activate_spd_rom(const struct mem_controller *ctrl)
 #endif
 }
 
-#if 0
-static int smbus_send_byte_one(unsigned device, unsigned char val)
-{
-	return do_smbus_send_byte(SMBUS1_IO_BASE, device, val);
-}
-
-static inline void change_i2c_mux(unsigned device)
-{
-#define SMBUS_SWITCH1 0x48
-#define SMBUS_SWITHC2 0x49
-	smbus_send_byte(SMBUS_SWITCH1, device & 0x0f);
-	smbus_send_byte_one(SMBUS_SWITCH2, (device >> 4) & 0x0f);
-	int ret;
-        print_debug("change_i2c_mux i="); print_debug_hex8(device); print_debug("\n");
-	dump_smbus_registers();
-        ret = smbus_send_byte(SMBUS_SWITCH1, device);
-        print_debug("change_i2c_mux ret="); print_debug_hex32(ret); print_debug("\n");
-	dump_smbus_registers();
-        ret = smbus_send_byte_one(SMBUS_SWITCH2, device);
-        print_debug("change_i2c_mux ret="); print_debug_hex32(ret); print_debug("\n");
-	dump_smbus_registers();
-}
-#endif
-
 static inline int spd_read_byte(unsigned device, unsigned address)
 {
 	return smbus_read_byte(device, address);
diff --git a/src/mainboard/tyan/s4880/romstage.c b/src/mainboard/tyan/s4880/romstage.c
index 543fcf0527..c106b1ceaa 100644
--- a/src/mainboard/tyan/s4880/romstage.c
+++ b/src/mainboard/tyan/s4880/romstage.c
@@ -48,18 +48,6 @@ static inline void activate_spd_rom(const struct mem_controller *ctrl)
         smbus_write_byte(SMBUS_HUB, 0x03, 0);
 }
 
-#if 0
-static inline void change_i2c_mux(unsigned device)
-{
-#define SMBUS_HUB 0x18
-        int ret;
-        print_debug("change_i2c_mux i="); print_debug_hex8(device); print_debug("\n");
-        ret = smbus_write_byte(SMBUS_HUB, 0x01, device);
-        print_debug("change_i2c_mux 1 ret="); print_debug_hex32(ret); print_debug("\n");
-        ret = smbus_write_byte(SMBUS_HUB, 0x03, 0);
-        print_debug("change_i2c_mux 2 ret="); print_debug_hex32(ret); print_debug("\n");
-}
-#endif
 
 static inline int spd_read_byte(unsigned device, unsigned address)
 {
diff --git a/src/mainboard/tyan/s4882/romstage.c b/src/mainboard/tyan/s4882/romstage.c
index b4100fb552..17379b5ac2 100644
--- a/src/mainboard/tyan/s4882/romstage.c
+++ b/src/mainboard/tyan/s4882/romstage.c
@@ -53,22 +53,6 @@ static inline void activate_spd_rom(const struct mem_controller *ctrl)
         smbus_write_byte(SMBUS_HUB, 0x03, 0);
 }
 
-#if 0
-static inline void change_i2c_mux(unsigned device)
-{
-#define SMBUS_HUB 0x18
-        int ret, i;
-        print_debug("change_i2c_mux i="); print_debug_hex8(device); print_debug("\n");
-        i=2;
-        do {
-                ret = smbus_write_byte(SMBUS_HUB, 0x01, device);
-                print_debug("change_i2c_mux 1 ret="); print_debug_hex32(ret); print_debug("\n");
-        } while ((ret!=0) && (i-->0));
-        ret = smbus_write_byte(SMBUS_HUB, 0x03, 0);
-        print_debug("change_i2c_mux 2 ret="); print_debug_hex32(ret); print_debug("\n");
-}
-#endif
-
 static inline int spd_read_byte(unsigned device, unsigned address)
 {
 	return smbus_read_byte(device, address);