net: sh_eth: Unify CONFIG_R8A779[01234] as CONFIG_RCAR_GEN2

Use the common RCAR_GEN2 config option instead of enumerating
each SoC and having a lengthy ifdef clause. No functional change.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
Cc: Joe Hershberger <joe.hershberger@ni.com>

drivers/net/sh_eth.c

@@ -421,8 +421,7 @@ static int sh_eth_config(struct sh_eth_dev *eth)
 
 #if defined(CONFIG_CPU_SH7734) || defined(CONFIG_R8A7740)
 	sh_eth_write(port_info, CONFIG_SH_ETHER_SH7734_MII, RMII_MII);
-#elif defined(CONFIG_R8A7790) || defined(CONFIG_R8A7791) || \
-	defined(CONFIG_R8A7793) || defined(CONFIG_R8A7794)
+#elif defined(CONFIG_RCAR_GEN2)
 	sh_eth_write(port_info, sh_eth_read(port_info, RMIIMR) | 0x1, RMIIMR);
 #endif
 	/* Configure phy */
@@ -447,9 +446,7 @@ static int sh_eth_config(struct sh_eth_dev *eth)
 		sh_eth_write(port_info, GECMR_100B, GECMR);
 #elif defined(CONFIG_CPU_SH7757) || defined(CONFIG_CPU_SH7752)
 		sh_eth_write(port_info, 1, RTRATE);
-#elif defined(CONFIG_CPU_SH7724) || defined(CONFIG_R8A7790) || \
-		defined(CONFIG_R8A7791) || defined(CONFIG_R8A7793) || \
-		defined(CONFIG_R8A7794)
+#elif defined(CONFIG_CPU_SH7724) || defined(CONFIG_RCAR_GEN2)
 		val = ECMR_RTM;
 #endif
 	} else if (phy->speed == 10) {

drivers/net/sh_eth.h

@@ -302,8 +302,7 @@ static const u16 sh_eth_offset_fast_sh4[SH_ETH_MAX_REGISTER_OFFSET] = {
 #elif defined(CONFIG_R8A7740)
 #define SH_ETH_TYPE_GETHER
 #define BASE_IO_ADDR	0xE9A00000
-#elif defined(CONFIG_R8A7790) || defined(CONFIG_R8A7791) || \
-	defined(CONFIG_R8A7793) || defined(CONFIG_R8A7794)
+#elif defined(CONFIG_RCAR_GEN2)
 #define SH_ETH_TYPE_ETHER
 #define BASE_IO_ADDR	0xEE700200
 #elif defined(CONFIG_R7S72100)
@@ -514,8 +513,7 @@ enum FELIC_MODE_BIT {
 	ECMR_PRM = 0x00000001,
 #ifdef CONFIG_CPU_SH7724
 	ECMR_RTM = 0x00000010,
-#elif defined(CONFIG_R8A7790) || defined(CONFIG_R8A7791) || \
-	defined(CONFIG_R8A7793) || defined(CONFIG_R8A7794)
+#elif defined(CONFIG_RCAR_GEN2)
 	ECMR_RTM = 0x00000004,
 #endif