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[U-Boot,v4,06/25] tegra: Add a board ID function

Message ID 1427760278-4573-7-git-send-email-sjg@chromium.org
State Superseded
Delegated to: Tom Warren
Headers show

Commit Message

Simon Glass March 31, 2015, 12:04 a.m. UTC 
Add a way of displaying a numeric board ID on start-up.

Signed-off-by: Simon Glass <sjg@chromium.org>
---

Changes in v4: None
Changes in v3: None
Changes in v2: None

 arch/arm/include/asm/arch-tegra/sys_proto.h | 11 ++++++-----
 board/nvidia/common/board.c                 | 12 +++++++++++-
 2 files changed, 17 insertions(+), 6 deletions(-)
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Patch

diff --git a/arch/arm/include/asm/arch-tegra/sys_proto.h b/arch/arm/include/asm/arch-tegra/sys_proto.h
index 8b3fbe1..914d8b9 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 f1a9496..b5a69df 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;
 }