board: samsung: add initial Espresso7420 board support

Espresso7420 is a development/evaluation board for Exynos7420 SoC. It
includes multiple onboard compoments (EMMC/Codec) and various
interconnects (USB/HDMI).

Signed-off-by: Thomas Abraham <thomas.ab@samsung.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>

5 files changed, 55 insertions, 2 deletions

diff --git a/board/samsung/common/board.c b/board/samsung/common/board.c
index 1334c22ddd..799517428d 100644
--- a/board/samsung/common/board.c
+++ b/board/samsung/common/board.c
@@ -27,6 +27,8 @@
 #include <usb.h>
 #include <dwc3-uboot.h>
 #include <samsung/misc.h>
+#include <dm/pinctrl.h>
+#include <dm.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -97,7 +99,7 @@ int board_init(void)
 int dram_init(void)
 {
 	unsigned int i;
-	u32 addr;
+	unsigned long addr;
 
 	for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
 		addr = CONFIG_SYS_SDRAM_BASE + (i * SDRAM_BANK_SIZE);
@@ -109,7 +111,7 @@ int dram_init(void)
 void dram_init_banksize(void)
 {
 	unsigned int i;
-	u32 addr, size;
+	unsigned long addr, size;
 
 	for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
 		addr = CONFIG_SYS_SDRAM_BASE + (i * SDRAM_BANK_SIZE);
@@ -122,6 +124,7 @@ void dram_init_banksize(void)
 
 static int board_uart_init(void)
 {
+#ifndef CONFIG_PINCTRL_EXYNOS
 	int err, uart_id, ret = 0;
 
 	for (uart_id = PERIPH_ID_UART0; uart_id <= PERIPH_ID_UART3; uart_id++) {
@@ -133,6 +136,9 @@ static int board_uart_init(void)
 		}
 	}
 	return ret;
+#else
+	return 0;
+#endif
 }
 
 #ifdef CONFIG_BOARD_EARLY_INIT_F
diff --git a/board/samsung/espresso7420/Kconfig b/board/samsung/espresso7420/Kconfig
new file mode 100644
index 0000000000..62251c5126
--- /dev/null
+++ b/board/samsung/espresso7420/Kconfig
@@ -0,0 +1,16 @@
+if TARGET_ESPRESSO7420
+
+config SYS_BOARD
+	default "espresso7420"
+	help
+	  Espresso7420 is a development/evaluation board for Exynos7420 SoC.
+	  It includes multiple onboard compoments (EMMC/Codec) and various
+	  interconnects (USB/HDMI).
+
+config SYS_VENDOR
+	default "samsung"
+
+config SYS_CONFIG_NAME
+	default "espresso7420"
+
+endif
diff --git a/board/samsung/espresso7420/MAINTAINERS b/board/samsung/espresso7420/MAINTAINERS
new file mode 100644
index 0000000000..aaebc4c22d
--- /dev/null
+++ b/board/samsung/espresso7420/MAINTAINERS
@@ -0,0 +1,5 @@
+ESPRESSO7420 Board
+M:	Thomas Abraham <thomas.ab@samsung.com>
+S:	Maintained
+F:	board/samsung/espresso7420/
+F:	include/configs/espresso7420.h
diff --git a/board/samsung/espresso7420/Makefile b/board/samsung/espresso7420/Makefile
new file mode 100644
index 0000000000..d514dc2a45
--- /dev/null
+++ b/board/samsung/espresso7420/Makefile
@@ -0,0 +1,10 @@
+#
+# Copyright (C) 2016 Samsung Electronics
+# Thomas Abraham <thomas.ab@samsung.com>
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+
+ifndef CONFIG_SPL_BUILD
+obj-y	+= espresso7420.o
+endif
diff --git a/board/samsung/espresso7420/espresso7420.c b/board/samsung/espresso7420/espresso7420.c
new file mode 100644
index 0000000000..04a83bc07d
--- /dev/null
+++ b/board/samsung/espresso7420/espresso7420.c
@@ -0,0 +1,16 @@
+/*
+ * Espresso7420 board file
+ * Copyright (C) 2016 Samsung Electronics
+ * Thomas Abraham <thomas.ab@samsung.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int exynos_init(void)
+{
+	return 0;
+}