imx6: aristainetos: convert to DM_PWM/DM_BACKLIGHT

use DM_PWM and DM_BLACKLIGHT support and remove
board code.
Signed-off-by: NHeiko Schocher <hs@denx.de>

board/aristainetos/aristainetos.c

@@ -22,7 +22,6 @@
 #include <asm/io.h>
 #include <asm/arch/sys_proto.h>
 #include <bmp_logo.h>
-#include <pwm.h>
 #include <dm/root.h>
 #include <env.h>
 #include <micrel.h>
@@ -42,15 +41,6 @@ enum {
 #define ARI_BT_4 "aristainetos2_4@2"
 #define ARI_BT_7 "aristainetos2_7@1"
 
-static iomux_v3_cfg_t const backlight_pads[] = {
-	/* backlight PWM brightness control */
-	MX6_PAD_GPIO_9__PWM1_OUT | MUX_PAD_CTRL(NO_PAD_CTRL),
-	/* backlight enable */
-	MX6_PAD_EIM_BCLK__GPIO6_IO31 | MUX_PAD_CTRL(NO_PAD_CTRL),
-	/* LCD power enable */
-	MX6_PAD_NANDF_CS2__GPIO6_IO15 | MUX_PAD_CTRL(NO_PAD_CTRL),
-};
-
 int board_phy_config(struct phy_device *phydev)
 {
 	/* control data pad skew - devaddr = 0x02, register = 0x04 */

configs/aristainetos2_defconfig

@@ -86,6 +86,7 @@ CONFIG_PINCTRL_IMX6=y
 CONFIG_DM_PMIC=y
 CONFIG_DM_REGULATOR=y
 CONFIG_DM_REGULATOR_FIXED=y
+CONFIG_DM_PWM=y
 CONFIG_PWM_IMX=y
 CONFIG_DM_RTC=y
 CONFIG_RTC_DS1307=y