realtek: eth: drop unused defines

Get rid of defines that are not used in the driver.

Signed-off-by: Markus Stockhausen <[email protected]>
Link: https://github.com/openwrt/openwrt/pull/22100
Signed-off-by: Robert Marko <[email protected]>

target/linux/realtek/files-6.12/drivers/net/ethernet/rtl838x_eth.h

@@ -158,17 +158,11 @@
 #define RTL930X_L2_UNKN_UC_FLD_PMSK		(0x9064)
 #define RTL931X_L2_UNKN_UC_FLD_PMSK		(0xC8F4)
 
-#define RTL839X_MAC_GLB_CTRL			(0x02a8)
-#define RTL839X_SCHED_LB_TICK_TKN_CTRL		(0x60f8)
-
 #define RTL838X_L2_TBL_FLUSH_CTRL		(0x3370)
 #define RTL839X_L2_TBL_FLUSH_CTRL		(0x3ba0)
 #define RTL930X_L2_TBL_FLUSH_CTRL		(0x9404)
 #define RTL931X_L2_TBL_FLUSH_CTRL		(0xCD9C)
 
-#define RTL930X_L2_PORT_SABLK_CTRL		(0x905c)
-#define RTL930X_L2_PORT_DABLK_CTRL		(0x9060)
-
 /* MAC link state bits */
 #define FORCE_EN				BIT(0)
 #define FORCE_LINK_EN				BIT(1)