sunxi: DT: add support for Pinebook

Pinebook is a laptop produced by Pine64, with USB-connected keyboard,
USB-connected touchpad and an eDP LCD panel connected via a RGB-eDP
bridge from Analogix.

Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com>
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
Tested-by: Maxime Ripard <maxime.ripard@bootlin.com>
Cc: Vagrant Cascadian <vagrant@debian.org>
Reviewed-by: Jagan Teki <jagan@openedev.com>
diff --git a/configs/pinebook_defconfig b/configs/pinebook_defconfig
new file mode 100644
index 0000000..5294dbd
--- /dev/null
+++ b/configs/pinebook_defconfig
@@ -0,0 +1,22 @@
+CONFIG_ARM=y
+CONFIG_ARCH_SUNXI=y
+CONFIG_SPL=y
+CONFIG_MACH_SUN50I=y
+CONFIG_SUNXI_DRAM_LPDDR3_STOCK=y
+CONFIG_DRAM_CLK=552
+CONFIG_DRAM_ZQ=3881949
+CONFIG_MMC_SUNXI_SLOT_EXTRA=2
+CONFIG_R_I2C_ENABLE=y
+# CONFIG_CMD_FLASH is not set
+# CONFIG_SPL_DOS_PARTITION is not set
+# CONFIG_SPL_EFI_PARTITION is not set
+CONFIG_DEFAULT_DEVICE_TREE="sun50i-a64-pinebook"
+CONFIG_DM_REGULATOR=y
+CONFIG_DM_REGULATOR_FIXED=y
+CONFIG_DM_PWM=y
+CONFIG_PWM_SUNXI=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE=y
+# CONFIG_USB_GADGET is not set
+CONFIG_VIDEO_BRIDGE=y
+CONFIG_VIDEO_BRIDGE_ANALOGIX_ANX6345=y