Convert CONFIG_CMD_AES et al to Kconfig

This converts the following to Kconfig:
   CONFIG_CMD_AES
   CONFIG_AES

Signed-off-by: Simon Glass <sjg@chromium.org>
[trini: Add select AES to CMD_AES]
Signed-off-by: Tom Rini <trini@konsulko.com>

cmd/Kconfig

@@ -769,6 +769,16 @@ config CMD_REGULATOR
 endmenu
 
 menu "Security commands"
+config CMD_AES
+	bool "Enable the 'aes' command"
+	select AES
+	help
+	  This provides a means to encrypt and decrypt data using the AES
+	  (Advanced Encryption Standard). This algorithm uses a symetric key
+	  and is widely used as a streaming cipher. Different key lengths are
+	  supported by the algorithm but this command only supports 128 bits
+	  at present.
+
 config CMD_TPM
 	bool "Enable the 'tpm' command"
 	depends on TPM

configs/seaboard_defconfig

@@ -38,3 +38,4 @@ CONFIG_USB_KEYBOARD=y
 CONFIG_DM_VIDEO=y
 CONFIG_VIDEO_TEGRA20=y
 CONFIG_CONSOLE_SCROLL_LINES=10
+CONFIG_AES=y

include/configs/amcore.h

@@ -30,7 +30,6 @@
 		"erase 0xfff00000 0xffffffff; "			\
 		"cp.b 0x20000 0xfff00000 ${filesize}\0"
 
-#undef CONFIG_CMD_AES
 #define CONFIG_CMD_DIAG
 
 /* undef to save memory	*/

include/configs/seaboard.h

@@ -12,7 +12,6 @@
 
 /* LP0 suspend / resume */
 #define CONFIG_TEGRA_LP0
-#define CONFIG_AES
 #define CONFIG_TEGRA_PMU
 #define CONFIG_TPS6586X_POWER
 #define CONFIG_TEGRA_CLOCK_SCALING

include/configs/topic_miami.h

@@ -142,6 +142,5 @@
 /* Further tweaks to reduce image size */
 #undef CONFIG_CMD_BOOTZ
 #undef CONFIG_CMD_NET
-#undef CONFIG_CMD_AES
 
 #endif /* __CONFIG_TOPIC_MIAMI_H */

lib/Kconfig

@@ -66,6 +66,17 @@ config RBTREE
 
 source lib/dhry/Kconfig
 
+menu "Security support"
+
+config AES
+	bool "Support the AES algorithm"
+	help
+	  This provides a means to encrypt and decrypt data using the AES
+	  (Advanced Encryption Standard). This algorithm uses a symetric key
+	  and is widely used as a streaming cipher. Different key lengths are
+	  supported by the algorithm but only a 128-bit key is supported at
+	  present.
+
 source lib/rsa/Kconfig
 
 config TPM
@@ -79,6 +90,8 @@ config TPM
 	  for the low-level TPM interface, but only one TPM is supported at
 	  a time by the TPM library.
 
+endmenu
+
 menu "Hashing Support"
 
 config SHA1

scripts/config_whitelist.txt

@@ -70,7 +70,6 @@ CONFIG_ADNPESC1
 CONFIG_ADP_AG101P
 CONFIG_AEABI
 CONFIG_AEMIF_CNTRL_BASE
-CONFIG_AES
 CONFIG_ALTERA_SDRAM
 CONFIG_ALTERA_SPI_IDLE_VAL
 CONFIG_ALTIVEC
@@ -394,7 +393,6 @@ CONFIG_CM922T_XA10
 CONFIG_CMDLINE_EDITING
 CONFIG_CMDLINE_PS_SUPPORT
 CONFIG_CMDLINE_TAG
-CONFIG_CMD_AES
 CONFIG_CMD_ASKEN
 CONFIG_CMD_BAT
 CONFIG_CMD_BEDBUG