diff --git a/target/linux/brcm2708/bcm2708/config-4.1 b/target/linux/brcm2708/bcm2708/config-4.1
index 49073b38830849352a4bafc4d586bbc6912d5426..63801a269b92b46cf19278ed9cb79ef10b8e651c 100644
--- a/target/linux/brcm2708/bcm2708/config-4.1
+++ b/target/linux/brcm2708/bcm2708/config-4.1
@@ -34,6 +34,7 @@ CONFIG_ARM_UNWIND=y
 CONFIG_AVERAGE=y
 # CONFIG_BACKLIGHT_CLASS_DEVICE is not set
 CONFIG_BACKLIGHT_LCD_SUPPORT=y
+CONFIG_BACKLIGHT_RPI=y
 CONFIG_BCM2708_DT=y
 CONFIG_BCM2708_GPIO=y
 # CONFIG_BCM2708_NOL2CACHE is not set
@@ -287,6 +288,8 @@ CONFIG_PM_SLEEP=y
 CONFIG_POWER_SUPPLY=y
 CONFIG_PRINTK_TIME=y
 CONFIG_PROC_PAGE_MONITOR=y
+CONFIG_PWM=y
+CONFIG_PWM_BCM2835=y
 CONFIG_RASPBERRYPI_FIRMWARE=y
 CONFIG_RAW_DRIVER=y
 # CONFIG_RCU_STALL_COMMON is not set
diff --git a/target/linux/brcm2708/bcm2708/config-4.4 b/target/linux/brcm2708/bcm2708/config-4.4
index 22b8995cd4d0cfc33f323e8e1b84e284854464ac..1576800456dd5947e27f9f3724e2049a0e720519 100644
--- a/target/linux/brcm2708/bcm2708/config-4.4
+++ b/target/linux/brcm2708/bcm2708/config-4.4
@@ -32,6 +32,7 @@ CONFIG_ARM_THUMB=y
 CONFIG_ARM_UNWIND=y
 # CONFIG_BACKLIGHT_CLASS_DEVICE is not set
 CONFIG_BACKLIGHT_LCD_SUPPORT=y
+CONFIG_BACKLIGHT_RPI=y
 # CONFIG_BCM2708_NOL2CACHE is not set
 CONFIG_BCM2708_VCHIQ=y
 CONFIG_BCM2708_VCMEM=y
@@ -290,6 +291,8 @@ CONFIG_PM_SLEEP=y
 CONFIG_POWER_SUPPLY=y
 CONFIG_PRINTK_TIME=y
 CONFIG_PROC_PAGE_MONITOR=y
+CONFIG_PWM=y
+CONFIG_PWM_BCM2835=y
 CONFIG_RASPBERRYPI_FIRMWARE=y
 CONFIG_RATIONAL=y
 CONFIG_RAW_DRIVER=y
diff --git a/target/linux/brcm2708/bcm2709/config-4.1 b/target/linux/brcm2708/bcm2709/config-4.1
index 5f4b4e45a46b1bf5d30e95b2946699f80cfe1bfe..65b80a32d78fcf54b0896b05bdccf2d910fd8e39 100644
--- a/target/linux/brcm2708/bcm2709/config-4.1
+++ b/target/linux/brcm2708/bcm2709/config-4.1
@@ -41,6 +41,7 @@ CONFIG_ARM_VIRT_EXT=y
 CONFIG_AVERAGE=y
 # CONFIG_BACKLIGHT_CLASS_DEVICE is not set
 CONFIG_BACKLIGHT_LCD_SUPPORT=y
+CONFIG_BACKLIGHT_RPI=y
 CONFIG_BCM2708_GPIO=y
 CONFIG_BCM2708_NOL2CACHE=y
 CONFIG_BCM2708_VCHIQ=y
@@ -305,6 +306,8 @@ CONFIG_PM_SLEEP_SMP=y
 CONFIG_POWER_SUPPLY=y
 CONFIG_PRINTK_TIME=y
 CONFIG_PROC_PAGE_MONITOR=y
+CONFIG_PWM=y
+CONFIG_PWM_BCM2835=y
 CONFIG_RASPBERRYPI_FIRMWARE=y
 CONFIG_RAW_DRIVER=y
 CONFIG_RCU_STALL_COMMON=y
diff --git a/target/linux/brcm2708/bcm2709/config-4.4 b/target/linux/brcm2708/bcm2709/config-4.4
index 99603a06ab49c8861dad56df126f5e893b984f0e..93fd158858cc1e04992ae54f3072b5dfeca6d42b 100644
--- a/target/linux/brcm2708/bcm2709/config-4.4
+++ b/target/linux/brcm2708/bcm2709/config-4.4
@@ -38,6 +38,7 @@ CONFIG_ARM_UNWIND=y
 CONFIG_ARM_VIRT_EXT=y
 # CONFIG_BACKLIGHT_CLASS_DEVICE is not set
 CONFIG_BACKLIGHT_LCD_SUPPORT=y
+CONFIG_BACKLIGHT_RPI=y
 CONFIG_BCM2708_NOL2CACHE=y
 CONFIG_BCM2708_VCHIQ=y
 CONFIG_BCM2708_VCMEM=y
@@ -308,6 +309,8 @@ CONFIG_PM_SLEEP_SMP=y
 CONFIG_POWER_SUPPLY=y
 CONFIG_PRINTK_TIME=y
 CONFIG_PROC_PAGE_MONITOR=y
+CONFIG_PWM=y
+CONFIG_PWM_BCM2835=y
 CONFIG_RASPBERRYPI_FIRMWARE=y
 CONFIG_RATIONAL=y
 CONFIG_RAW_DRIVER=y