From 4c4ca6cdd5836a416fcebe0d8dea585ad4a00681 Mon Sep 17 00:00:00 2001
From: Christophe Leroy <christophe.leroy@c-s.fr>
Date: Wed, 21 Nov 2018 08:51:47 +0000
Subject: board: MCR3000: use new DM watchdog

This patch switches MCR3000 board to the new DM watchdog.

The change in u-boot.lds is because MCR3000.o grows a bit
with this patch and doesn't fit anymore below env_offset on
some versions of GCC.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
---
 board/cssi/MCR3000/MCR3000.c  | 16 ++++++++++++++++
 board/cssi/MCR3000/u-boot.lds |  1 -
 2 files changed, 16 insertions(+), 1 deletion(-)

(limited to 'board')

diff --git a/board/cssi/MCR3000/MCR3000.c b/board/cssi/MCR3000/MCR3000.c
index ffbeb14ed0..d26ac35b44 100644
--- a/board/cssi/MCR3000/MCR3000.c
+++ b/board/cssi/MCR3000/MCR3000.c
@@ -12,6 +12,8 @@
 #include <mpc8xx.h>
 #include <fdt_support.h>
 #include <asm/io.h>
+#include <dm/uclass.h>
+#include <wdt.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -143,3 +145,17 @@ int board_early_init_f(void)
 
 	return 0;
 }
+
+int board_early_init_r(void)
+{
+	struct udevice *watchdog_dev = NULL;
+
+	if (uclass_get_device(UCLASS_WDT, 0, &watchdog_dev)) {
+		puts("Cannot find watchdog!\n");
+	} else {
+		puts("Enabling watchdog.\n");
+		wdt_start(watchdog_dev, 0xffff, 0);
+	}
+
+	return 0;
+}
diff --git a/board/cssi/MCR3000/u-boot.lds b/board/cssi/MCR3000/u-boot.lds
index 447ffded81..70aef3241c 100644
--- a/board/cssi/MCR3000/u-boot.lds
+++ b/board/cssi/MCR3000/u-boot.lds
@@ -19,7 +19,6 @@ SECTIONS
 		arch/powerpc/cpu/mpc8xx/start.o	(.text)
 		arch/powerpc/cpu/mpc8xx/traps.o	(.text*)
 		arch/powerpc/lib/built-in.o		(.text*)
-		board/cssi/MCR3000/built-in.o	(.text*)
 		drivers/net/built-in.o		(.text*)
 
 		. = DEFINED(env_offset) ? env_offset : .;
-- 
cgit