ARM: configs: at91: sama7: enable DRM hlcdc support

Add configs for DRM Atmel LCD Controller, Backlight and Simple Panel

Signed-off-by: Ryan Wanner <Ryan.Wanner@microchip.com>
Signed-off-by: Manikandan Muralidharan <manikandan.m@microchip.com>
Reviewed-by: Claudiu Beznea <claudiu.beznea@tuxon.dev>
Link: https://lore.kernel.org/r/20260225085430.480052-5-manikandan.m@microchip.com
Signed-off-by: Claudiu Beznea <claudiu.beznea@tuxon.dev>

Author: ryan-wanner

arch/arm/configs/sama7_defconfig

@@ -133,6 +133,7 @@ CONFIG_GENERIC_ADC_THERMAL=y
 CONFIG_WATCHDOG=y
 CONFIG_SAMA5D4_WATCHDOG=y
 CONFIG_MFD_ATMEL_FLEXCOM=y
+CONFIG_MFD_ATMEL_HLCDC=y
 CONFIG_REGULATOR=y
 CONFIG_REGULATOR_FIXED_VOLTAGE=y
 CONFIG_REGULATOR_MCP16502=y
@@ -147,6 +148,11 @@ CONFIG_VIDEO_MICROCHIP_CSI2DC=y
 CONFIG_VIDEO_IMX219=m
 CONFIG_VIDEO_IMX274=m
 CONFIG_VIDEO_OV5647=m
+CONFIG_DRM=y
+CONFIG_DRM_ATMEL_HLCDC=y
+CONFIG_DRM_PANEL_SIMPLE=y
+CONFIG_BACKLIGHT_CLASS_DEVICE=y
+CONFIG_BACKLIGHT_PWM=y
 CONFIG_SOUND=y
 CONFIG_SND=y
 CONFIG_SND_SOC=y
@@ -197,6 +203,7 @@ CONFIG_AT91_SAMA5D2_ADC=y
 CONFIG_PAC1934=m
 CONFIG_PWM=y
 CONFIG_PWM_ATMEL=y
+CONFIG_PWM_ATMEL_HLCDC_PWM=y
 CONFIG_MCHP_EIC=y
 CONFIG_RESET_CONTROLLER=y
 CONFIG_NVMEM_MICROCHIP_OTPC=y