Patchwork [01/14] mtd: Flex-OneNAND support

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Submitter Amul Saha
Date June 16, 2009, 5:54 a.m.
Message ID <7C45F67946474303B9071EA1CF2F8807@sisodomain.com>
Download mbox | patch
Permalink /patch/28720/
State New, archived
Headers show

Comments

Amul Saha - June 16, 2009, 5:54 a.m.
This patch now adds support for Flex-OneNAND to be used as a module,
it also supports Boundary setting at module insertion time

Signed-off-by: Amul Kumar Saha <amul.saha@samsung.com>
Signed-off-by: Vishak G <vishak.g@samsung.com>
---
 onenand_base.c |   28 +++++++++-------------------
 1 file changed, 9 insertions(+), 19 deletions(-)

Patch

diff --git a/drivers/mtd/onenand/onenand_base.c b/drivers/mtd/onenand/onenand_base.c
index 8d4c9c2..5efb25b 100644
--- a/drivers/mtd/onenand/onenand_base.c
+++ b/drivers/mtd/onenand/onenand_base.c
@@ -20,6 +20,7 @@ 

 #include <linux/kernel.h>
 #include <linux/module.h>
+#include <linux/moduleparam.h>
 #include <linux/init.h>
 #include <linux/sched.h>
 #include <linux/delay.h>
@@ -34,6 +35,14 @@ 
 /* Default Flex-OneNAND boundary and lock respectively */
 static int flex_bdry[MAX_DIES * 2] = { -1, 0, -1, 0 };

+module_param_array(flex_bdry, int, NULL, 0400);
+MODULE_PARM_DESC(flex_bdry,	"SLC Boundary information for Flex-OneNAND"
+				"Syntax:flex_bdry=DIE_BDRY,LOCK,..."
+				"DIE_BDRY: SLC boundary of the die"
+				"LOCK: Locking information for SLC boundary"
+				"    : 0->Set boundary in unlocked status"
+				"    : 1->Set boundary in locked status");
+
 /**
  *  onenand_oob_128 - oob info for Flex-Onenand with 4KB page
  *  For now, we expose only 64 out of 80 ecc bytes
@@ -3255,25 +3264,6 @@  out:
 }

 /**
- * flexonenand_setup - 	capture Flex-OneNAND boundary and lock
- * 			values  passed as kernel parameters
- * @param s	kernel parameter string
- */
-static int flexonenand_setup(char *s)
-{
-	int ints[5], i;
-
-	s = get_options(s, 5, ints);
-
-	for (i = 0; i < ints[0]; i++)
-		flex_bdry[i] = ints[i + 1];
-
-	return 1;
-}
-
-__setup("onenand.bdry=", flexonenand_setup);
-
-/**
  * onenand_probe - [OneNAND Interface] Probe the OneNAND device
  * @param mtd		MTD device structure
  *