arm: Remove ls2080a_simu board

This board has not been converted to CONFIG_DM_MMC by the deadline of
v2019.04, which is almost two years ago.  In addition there are other DM
migrations it is also missing.  Remove it.

Cc: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
Cc: Priyanka Jain <priyanka.jain@nxp.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
diff --git a/drivers/i2c/Kconfig b/drivers/i2c/Kconfig
index 403602f..f79b50f 100644
--- a/drivers/i2c/Kconfig
+++ b/drivers/i2c/Kconfig
@@ -222,7 +222,7 @@
 if SYS_I2C_MXC_I2C1
 config SYS_MXC_I2C1_SPEED
 	int "I2C Channel 1 speed"
-	default 40000000 if TARGET_LS2080A_SIMU || TARGET_LS2080A_EMU
+	default 40000000 if TARGET_LS2080A_EMU
 	default 100000
 	help
 	 MXC I2C Channel 1 speed
@@ -237,7 +237,7 @@
 if SYS_I2C_MXC_I2C2
 config SYS_MXC_I2C2_SPEED
 	int "I2C Channel 2 speed"
-	default 40000000 if TARGET_LS2080A_SIMU || TARGET_LS2080A_EMU
+	default 40000000 if TARGET_LS2080A_EMU
 	default 100000
 	help
 	 MXC I2C Channel 2 speed