mx6: use CONFIG_MX6 instead of CONFIG_MX6Q

Use CONFIG_MX6 when the particular processor
variant isn't important.

Reserve the use of CONFIG_MX6Q to
specifically test for quad cores variant.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>

drivers/gpio/mxc_gpio.c

@@ -42,14 +42,14 @@ static unsigned long gpio_ports[] = {
 	[1] = GPIO2_BASE_ADDR,
 	[2] = GPIO3_BASE_ADDR,
 #if defined(CONFIG_MX25) || defined(CONFIG_MX27) || defined(CONFIG_MX51) || \
-		defined(CONFIG_MX53) || defined(CONFIG_MX6Q)
+		defined(CONFIG_MX53) || defined(CONFIG_MX6)
 	[3] = GPIO4_BASE_ADDR,
 #endif
-#if defined(CONFIG_MX27) || defined(CONFIG_MX53) || defined(CONFIG_MX6Q)
+#if defined(CONFIG_MX27) || defined(CONFIG_MX53) || defined(CONFIG_MX6)
 	[4] = GPIO5_BASE_ADDR,
 	[5] = GPIO6_BASE_ADDR,
 #endif
-#if defined(CONFIG_MX53) || defined(CONFIG_MX6Q)
+#if defined(CONFIG_MX53) || defined(CONFIG_MX6)
 	[6] = GPIO7_BASE_ADDR,
 #endif
 };

drivers/video/ipu_regs.h

@@ -55,7 +55,7 @@
 #define IPU_TPM_REG_BASE	0x01060000
 #define IPU_DC_TMPL_REG_BASE	0x01080000
 #define IPU_ISP_TBPR_REG_BASE	0x010C0000
-#elif defined(CONFIG_MX6Q)
+#elif defined(CONFIG_MX6)
 #define IPU_CPMEM_REG_BASE	0x00100000
 #define IPU_LUT_REG_BASE	0x00120000
 #define IPU_SRM_REG_BASE	0x00140000

include/configs/mx6qarm2.h

@@ -22,6 +22,7 @@
 #ifndef __CONFIG_H
 #define __CONFIG_H
 
+#define CONFIG_MX6
 #define CONFIG_MX6Q
 #define CONFIG_DISPLAY_CPUINFO
 #define CONFIG_DISPLAY_BOARDINFO

include/configs/mx6qsabre_common.h

@@ -17,6 +17,7 @@
 #ifndef __MX6QSABRE_COMMON_CONFIG_H
 #define __MX6QSABRE_COMMON_CONFIG_H
 
+#define CONFIG_MX6
 #define CONFIG_MX6Q
 #define CONFIG_DISPLAY_CPUINFO
 #define CONFIG_DISPLAY_BOARDINFO

include/configs/mx6qsabrelite.h

@@ -22,6 +22,7 @@
 #ifndef __CONFIG_H
 #define __CONFIG_H
 
+#define CONFIG_MX6
 #define CONFIG_MX6Q
 #define CONFIG_DISPLAY_CPUINFO
 #define CONFIG_DISPLAY_BOARDINFO