ARM: board: meson: add p200 board

This adds the defconfig and README files for p200 board

Signed-off-by: Mohammad Rasim <mohammad.rasim96@gmail.com>
Acked-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
diff --git a/configs/p200_defconfig b/configs/p200_defconfig
new file mode 100644
index 0000000..3980e4e
--- /dev/null
+++ b/configs/p200_defconfig
@@ -0,0 +1,41 @@
+CONFIG_ARM=y
+CONFIG_ARCH_MESON=y
+CONFIG_SYS_TEXT_BASE=0x01000000
+CONFIG_DEBUG_UART_BASE=0xc81004c0
+CONFIG_DEBUG_UART_CLOCK=24000000
+CONFIG_IDENT_STRING=" p200"
+CONFIG_DEBUG_UART=y
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_OF_BOARD_SETUP=y
+CONFIG_MISC_INIT_R=y
+# CONFIG_DISPLAY_CPUINFO is not set
+# CONFIG_DISPLAY_BOARDINFO is not set
+# CONFIG_CMD_BDI is not set
+# CONFIG_CMD_IMI is not set
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_I2C=y
+# CONFIG_CMD_LOADS is not set
+CONFIG_CMD_MMC=y
+# CONFIG_CMD_SETEXPR is not set
+CONFIG_CMD_REGULATOR=y
+CONFIG_OF_CONTROL=y
+CONFIG_DEFAULT_DEVICE_TREE="meson-gxbb-p200"
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_DM_GPIO=y
+CONFIG_DM_I2C=y
+CONFIG_SYS_I2C_MESON=y
+CONFIG_DM_MMC=y
+CONFIG_MMC_MESON_GX=y
+CONFIG_DM_ETH=y
+CONFIG_ETH_DESIGNWARE=y
+CONFIG_PINCTRL=y
+CONFIG_PINCTRL_MESON_GXBB=y
+CONFIG_DM_REGULATOR=y
+CONFIG_DM_REGULATOR_FIXED=y
+CONFIG_DM_RESET=y
+CONFIG_DEBUG_UART_MESON=y
+CONFIG_DEBUG_UART_ANNOUNCE=y
+CONFIG_DEBUG_UART_SKIP_INIT=y
+CONFIG_MESON_SERIAL=y
+CONFIG_OF_LIBFDT_OVERLAY=y
+CONFIG_SYS_BOARD="p200"