From: Rafał Miłecki <zajec5@gmail.com>
Date: Tue, 19 Aug 2014 07:14:16 +0000 (+0200)
Subject: mtd: bcm47xxnflash: NAND_CMD_RESET support
X-Git-Tag: v3.18-rc1~25^2~18
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=dfbd7dda0b8dc0bb2b255d173f4e8ffbe24c5764;p=karo-tx-linux.git

mtd: bcm47xxnflash: NAND_CMD_RESET support

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
---

diff --git a/drivers/mtd/nand/bcm47xxnflash/ops_bcm4706.c b/drivers/mtd/nand/bcm47xxnflash/ops_bcm4706.c
index 30df67a914b2..82844efcf189 100644
--- a/drivers/mtd/nand/bcm47xxnflash/ops_bcm4706.c
+++ b/drivers/mtd/nand/bcm47xxnflash/ops_bcm4706.c
@@ -14,6 +14,7 @@
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/slab.h>
+#include <linux/delay.h>
 #include <linux/bcma/bcma.h>
 
 /* Broadcom uses 1'000'000 but it seems to be too many. Tests on WNDR4500 has
@@ -226,7 +227,10 @@ static void bcm47xxnflash_ops_bcm4706_cmdfunc(struct mtd_info *mtd,
 
 	switch (command) {
 	case NAND_CMD_RESET:
-		pr_warn("Chip reset not implemented yet\n");
+		nand_chip->cmd_ctrl(mtd, command, NAND_CTRL_CLE);
+
+		ndelay(100);
+		nand_wait_ready(mtd);
 		break;
 	case NAND_CMD_READID:
 		ctlcode = NCTL_CSA | 0x01000000 | NCTL_CMD1W | NCTL_CMD0;