linux-kernel - [PATCH v2 15/29] microblaze: use early_init_dt

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Message-Id: <1381163377-21044-16-git-send-email-robherring2@gmail.com>
Date:	Mon,  7 Oct 2013 11:29:23 -0500
From:	Rob Herring <robherring2@...il.com>
To:	linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Cc:	Grant Likely <grant.likely@...aro.org>,
	Rob Herring <rob.herring@...xeda.com>,
	microblaze-uclinux@...e.uq.edu.au
Subject: [PATCH v2 15/29] microblaze: use early_init_dt_scan

From: Rob Herring <rob.herring@...xeda.com>

Convert microblaze to use new early_init_dt_scan function.

Signed-off-by: Rob Herring <rob.herring@...xeda.com>
Tested-by: Michal Simek <monstr@...str.eu>
Cc: microblaze-uclinux@...e.uq.edu.au
---
 arch/microblaze/kernel/prom.c  | 17 +++--------------
 arch/microblaze/kernel/setup.c |  2 +-
 2 files changed, 4 insertions(+), 15 deletions(-)

diff --git a/arch/microblaze/kernel/prom.c b/arch/microblaze/kernel/prom.c
index 0c4453f..e13686e 100644
--- a/arch/microblaze/kernel/prom.c
+++ b/arch/microblaze/kernel/prom.c
@@ -106,21 +106,10 @@ void __init early_init_devtree(void *params)
 {
 	pr_debug(" -> early_init_devtree(%p)\n", params);
 
-	/* Setup flat device-tree pointer */
-	initial_boot_params = params;
+	early_init_dt_scan(params);
+	if (!strlen(boot_command_line))
+		strlcpy(boot_command_line, cmd_line, COMMAND_LINE_SIZE);
 
-	/* Retrieve various informations from the /chosen node of the
-	 * device-tree, including the platform type, initrd location and
-	 * size, TCE reserve, and more ...
-	 */
-	of_scan_flat_dt(early_init_dt_scan_chosen, cmd_line);
-
-	/* Scan memory nodes and rebuild MEMBLOCKs */
-	of_scan_flat_dt(early_init_dt_scan_root, NULL);
-	of_scan_flat_dt(early_init_dt_scan_memory, NULL);
-
-	/* Save command line for /proc/cmdline and then parse parameters */
-	strlcpy(boot_command_line, cmd_line, COMMAND_LINE_SIZE);
 	parse_early_param();
 
 	memblock_allow_resize();
diff --git a/arch/microblaze/kernel/setup.c b/arch/microblaze/kernel/setup.c
index 0775e03..6c4efba 100644
--- a/arch/microblaze/kernel/setup.c
+++ b/arch/microblaze/kernel/setup.c
@@ -50,7 +50,7 @@ char cmd_line[COMMAND_LINE_SIZE] __attribute__ ((section(".data")));
 
 void __init setup_arch(char **cmdline_p)
 {
-	*cmdline_p = cmd_line;
+	*cmdline_p = boot_command_line;
 
 	console_verbose();
 
-- 
1.8.1.2

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