Kconfig: cmd: Make networking command dependent on NET

Enable networking command only when NET is enabled.
And remove selecting NET for CMD_NET

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/net/Kconfig b/net/Kconfig
index 184b7c1..143c441 100644
--- a/net/Kconfig
+++ b/net/Kconfig
@@ -4,6 +4,7 @@
 
 menuconfig NET
 	bool "Networking support"
+	default y
 
 if NET
 
@@ -23,6 +24,7 @@
 
 config NET_TFTP_VARS
 	bool "Control TFTP timeout and count through environment"
+	depends on CMD_NET
 	default y
 	help
 	  If set, allows controlling the TFTP timeout through the
@@ -33,30 +35,39 @@
 
 config BOOTP_BOOTPATH
 	bool "Enable BOOTP BOOTPATH"
+	depends on CMD_NET
 
 config BOOTP_DNS
 	bool "Enable bootp DNS"
+	depends on CMD_NET
 
 config BOOTP_GATEWAY
 	bool "Enable BOOTP gateway"
+	depends on CMD_NET
 
 config BOOTP_HOSTNAME
 	bool "Enable BOOTP hostname"
+	depends on CMD_NET
 
 config BOOTP_PXE
 	bool "Enable BOOTP PXE"
+	depends on CMD_NET
 
 config BOOTP_SUBNETMASK
 	bool "Enable BOOTP subnetmask"
+	depends on CMD_NET
+	depends on CMD_NET
 
 config BOOTP_PXE_CLIENTARCH
 	hex
+	depends on CMD_NET
         default 0x16 if ARM64
         default 0x15 if ARM
         default 0 if X86
 
 config BOOTP_VCI_STRING
 	string
+	depends on CMD_NET
 	default "U-Boot.armv7" if CPU_V7 || CPU_V7M
 	default "U-Boot.armv8" if ARM64
 	default "U-Boot.arm" if ARM