configs: Migrate CMD_NAND*

Migrate all remaining instances of CMD_NAND, CMD_NAND_TRIMFFS
CMD_NAND_LOCK_UNLOCK and CMD_NAND_TORTURE from the headers into the
defconfig files.

Tested-by: Adam Ford <aford173@gmail.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig
index ce8ba99..3508c62 100644
--- a/drivers/mtd/nand/Kconfig
+++ b/drivers/mtd/nand/Kconfig
@@ -9,6 +9,7 @@
 config NAND_DENALI
 	bool "Support Denali NAND controller"
 	select SYS_NAND_SELF_INIT
+	imply CMD_NAND
 	help
 	  Enable support for the Denali NAND controller.
 
@@ -35,6 +36,7 @@
 config NAND_VF610_NFC
 	bool "Support for Freescale NFC for VF610"
 	select SYS_NAND_SELF_INIT
+	imply CMD_NAND
 	help
 	  Enables support for NAND Flash Controller on some Freescale
 	  processors like the VF610, MCF54418 or Kinetis K70.
@@ -59,6 +61,7 @@
 config NAND_PXA3XX
 	bool "Support for NAND on PXA3xx and Armada 370/XP/38x"
 	select SYS_NAND_SELF_INIT
+	imply CMD_NAND
 	help
 	  This enables the driver for the NAND flash device found on
 	  PXA3xx processors (NFCv1) and also on Armada 370/XP (NFCv2).
@@ -68,6 +71,7 @@
 	depends on MACH_SUN4I || MACH_SUN5I || MACH_SUN7I
 	select SYS_NAND_SELF_INIT
 	select SYS_NAND_U_BOOT_LOCATIONS
+	imply CMD_NAND
 	---help---
 	Enable support for NAND. This option enables the standard and
 	SPL drivers.
@@ -92,6 +96,7 @@
 
 config NAND_ARASAN
 	bool "Configure Arasan Nand"
+	imply CMD_NAND
 	help
 	  This enables Nand driver support for Arasan nand flash
 	  controller. This uses the hardware ECC for read and
@@ -100,6 +105,7 @@
 config NAND_MXS
 	bool "MXS NAND support"
 	depends on MX6 || MX7
+	imply CMD_NAND
 	help
 	  This enables NAND driver for the NAND flash controller on the
 	  MXS processors.
@@ -107,6 +113,7 @@
 config NAND_ZYNQ
 	bool "Support for Zynq Nand controller"
 	select SYS_NAND_SELF_INIT
+	imply CMD_NAND
 	help
 	  This enables Nand driver support for Nand flash controller
 	  found on Zynq SoC.