board: samsung: add support for Galaxy A series of 2017 (a5y17lte)

Samsung Galaxy A3, A5, A7 (2017) - middle class Samsung smartphones.
U-boot can be used as chain-loaded bootloader to gain control
on booting vanilla linux(and possibly others) kernels

Signed-off-by: Dzmitry Sankouski <dsankouski@gmail.com>
Cc: Minkyu Kang <mk7.kang@samsung.com>

4 files changed, 80 insertions, 0 deletions

diff --git a/board/samsung/axy17lte/Kconfig b/board/samsung/axy17lte/Kconfig
new file mode 100644
index 0000000..2abf8e7
--- /dev/null
+++ b/board/samsung/axy17lte/Kconfig
@@ -0,0 +1,58 @@
+config SYS_CONFIG_NAME
+	string "Board configuration name"
+	default "exynos78x0-common.h"
+	help
+	  This option contains information about board configuration name.
+	  Based on this option include/configs/<CONFIG_SYS_CONFIG_NAME>.h header
+	  will be used for board configuration.
+
+if TARGET_A5Y17LTE
+config SYS_BOARD
+	default "axy17lte"
+	help
+	  a5y17lte is a production board for SM-A520F phone on Exynos7880 SoC.
+
+config SYS_VENDOR
+	default "samsung"
+
+config SYS_CONFIG_NAME
+	default "a5y17lte"
+
+config EXYNOS7880
+    bool "Exynos 7880 SOC support"
+    default y
+endif
+
+if TARGET_A7Y17LTE
+config SYS_BOARD
+	default "axy17lte"
+	help
+	  a5y17lte is a production board for SM-A520F phone on Exynos7880 SoC.
+
+config SYS_VENDOR
+	default "samsung"
+
+config SYS_CONFIG_NAME
+	default "a5y17lte"
+
+config EXYNOS7880
+    bool "Exynos 7880 SOC support"
+    default y
+endif
+
+if TARGET_A3Y17LTE
+config SYS_BOARD
+	default "axy17lte"
+	help
+	  a3y17lte is a production board for SM-A520F phone on Exynos7880 SoC.
+
+config SYS_VENDOR
+	default "samsung"
+
+config SYS_CONFIG_NAME
+	default "a3y17lte"
+
+config EXYNOS7870
+    bool "Exynos 7870 SOC support"
+    default y
+endif
diff --git a/board/samsung/axy17lte/MAINTAINERS b/board/samsung/axy17lte/MAINTAINERS
new file mode 100644
index 0000000..13feba6
--- /dev/null
+++ b/board/samsung/axy17lte/MAINTAINERS
@@ -0,0 +1,8 @@
+Samsung A series 2017 phones Board
+M:	Dzmitry Sankouski <dsankouski@gmail.com>
+S:	Maintained
+F:	board/samsung/axy17lte/
+F:	include/configs/exynos78x0-common.h
+F:	configs/a3y17lte_defconfig
+F:	configs/a5y17lte_defconfig
+F:	configs/a7y17lte_defconfig
diff --git a/board/samsung/axy17lte/Makefile b/board/samsung/axy17lte/Makefile
new file mode 100644
index 0000000..4e11f28
--- /dev/null
+++ b/board/samsung/axy17lte/Makefile
@@ -0,0 +1,3 @@
+# SPDX-License-Identifier: GPL-2.0+
+#
+obj-y	+= axy17lte.o
diff --git a/board/samsung/axy17lte/axy17lte.c b/board/samsung/axy17lte/axy17lte.c
new file mode 100644
index 0000000..c38297a
--- /dev/null
+++ b/board/samsung/axy17lte/axy17lte.c
@@ -0,0 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Samsung A5Y17 and A3Y17 LTE boards based on Exynos 7880 and Exynos 7870 SoCs
+ */
+
+#include <common.h>
+
+int exynos_init(void)
+{
+	return 0;
+}