From: Simon Glass <sjg@chromium.org>
Date: Wed, 15 Apr 2015 03:03:25 +0000 (-0600)
Subject: tegra: Add a board ID function
X-Git-Tag: v2015.07-rc2~245^2~38
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=ec7466443432966db95ed2324732ee810bfa8229;p=u-boot

tegra: Add a board ID function

Add a way of displaying a numeric board ID on start-up.

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Tom Warren <twarren@nvidia.com>
---

diff --git a/arch/arm/include/asm/arch-tegra/sys_proto.h b/arch/arm/include/asm/arch-tegra/sys_proto.h
index 8b3fbe12fa..914d8b956d 100644
--- a/arch/arm/include/asm/arch-tegra/sys_proto.h
+++ b/arch/arm/include/asm/arch-tegra/sys_proto.h
@@ -8,12 +8,13 @@
 #ifndef _SYS_PROTO_H_
 #define _SYS_PROTO_H_
 
-struct tegra_sysinfo {
-	char *board_string;
-};
-
 void invalidate_dcache(void);
 
-extern const struct tegra_sysinfo sysinfo;
+/**
+ * tegra_board_id() - Get the board iD
+ *
+ * @return a board ID, or -ve on error
+ */
+int tegra_board_id(void);
 
 #endif
diff --git a/board/nvidia/common/board.c b/board/nvidia/common/board.c
index f1a9496c04..b5a69dfbbc 100644
--- a/board/nvidia/common/board.c
+++ b/board/nvidia/common/board.c
@@ -81,10 +81,20 @@ static void power_det_init(void)
 #endif
 }
 
+__weak int tegra_board_id(void)
+{
+	return -1;
+}
+
 #ifdef CONFIG_DISPLAY_BOARDINFO
 int checkboard(void)
 {
-	printf("Board: %s\n", CONFIG_TEGRA_BOARD_STRING);
+	int board_id = tegra_board_id();
+
+	printf("Board: %s", CONFIG_TEGRA_BOARD_STRING);
+	if (board_id != -1)
+		printf(", ID: %d\n", board_id);
+	printf("\n");
 
 	return 0;
 }