arm, imx6: aristainetos board updates

some small updates for the aristainetos boards:
- fix display timings for the aristainetos board
- fix pinmux for the aristainetos board
- fix pinmux for the aristainetos2 board
- fix default environment

Signed-off-by: Heiko Schocher <hs@denx.de>

board/aristainetos/aristainetos-v2.c

@@ -191,7 +191,6 @@ static iomux_v3_cfg_t const display_pads[] = {
 	MX6_PAD_DI0_PIN15__IPU1_DI0_PIN15,
 	MX6_PAD_DI0_PIN2__IPU1_DI0_PIN02,
 	MX6_PAD_DI0_PIN3__IPU1_DI0_PIN03,
-	MX6_PAD_DI0_PIN4__GPIO4_IO20,
 	MX6_PAD_DISP0_DAT0__IPU1_DISP0_DATA00,
 	MX6_PAD_DISP0_DAT1__IPU1_DISP0_DATA01,
 	MX6_PAD_DISP0_DAT2__IPU1_DISP0_DATA02,

board/aristainetos/aristainetos.c

@@ -163,14 +163,14 @@ struct display_info_t const displays[] = {
 			.refresh        = 60,
 			.xres           = 800,
 			.yres           = 480,
-			.pixclock       = 33246,
+			.pixclock       = 30066,
 			.left_margin    = 88,
 			.right_margin   = 88,
-			.upper_margin   = 10,
-			.lower_margin   = 10,
+			.upper_margin   = 20,
+			.lower_margin   = 20,
 			.hsync_len      = 80,
-			.vsync_len      = 25,
-			.sync           = 0,
+			.vsync_len      = 5,
+			.sync           = FB_SYNC_EXT,
 			.vmode          = FB_VMODE_NONINTERLACED
 		}
 	}
@@ -183,7 +183,7 @@ struct display_info_t const displays[] = {
 		.enable	= enable_spi_display,
 		.mode	= {
 			.name           = "lg4573",
-			.refresh        = 60,
+			.refresh        = 57,
 			.xres           = 480,
 			.yres           = 800,
 			.pixclock       = 37037,
@@ -214,9 +214,6 @@ iomux_v3_cfg_t nfc_pads[] = {
 	MX6_PAD_NANDF_WP_B__NAND_WP_B	| MUX_PAD_CTRL(NO_PAD_CTRL),
 	MX6_PAD_NANDF_RB0__NAND_READY_B	| MUX_PAD_CTRL(NO_PAD_CTRL),
 	MX6_PAD_NANDF_CS0__NAND_CE0_B		| MUX_PAD_CTRL(NO_PAD_CTRL),
-	MX6_PAD_NANDF_CS1__NAND_CE1_B		| MUX_PAD_CTRL(NO_PAD_CTRL),
-	MX6_PAD_NANDF_CS2__NAND_CE2_B		| MUX_PAD_CTRL(NO_PAD_CTRL),
-	MX6_PAD_NANDF_CS3__NAND_CE3_B		| MUX_PAD_CTRL(NO_PAD_CTRL),
 	MX6_PAD_SD4_CMD__NAND_RE_B		| MUX_PAD_CTRL(NO_PAD_CTRL),
 	MX6_PAD_SD4_CLK__NAND_WE_B		| MUX_PAD_CTRL(NO_PAD_CTRL),
 	MX6_PAD_NANDF_D0__NAND_DATA00		| MUX_PAD_CTRL(NO_PAD_CTRL),

include/configs/aristainetos-common.h

@@ -106,7 +106,7 @@
 	"ubiboot=echo Booting from ubi ...; " \
 		"run ubiargs addmtd addmisc set_fit_default;" \
 		"bootm ${fit_addr_r}\0" \
-	"ubifs_load_fit=sf probe;ubi part ubi 2048;ubifsmount ubi:rootfs;" \
+	"ubifs_load_fit=sf probe;ubi part ubi 4096;ubifsmount ubi:rootfs;" \
 		"ubifsload ${fit_addr_r} /boot/system.itb; " \
 		"imi ${fit_addr_r}\0 " \
 	"rescueargs=setenv bootargs console=${console},${baudrate} " \