Re: [U-Boot] [PATCH] Flex-OneNAND driver

2008-11-06 Thread Scott Wood
On Thu, Nov 06, 2008 at 08:59:06AM +0530, Amit Kumar Sharma wrote: We can provide two device registration for SLC and MLC are but I don't know how useful it is because FlexOneNand provides boundary settings and user can configure SLC and MLC area and other point is still device

Re: [U-Boot] [PATCH] Flex-OneNAND driver

2008-11-02 Thread Rohit
Hi, Kyungmin Park wrote: Why? If it's dynamic changes to the boundary that concern you, you could tear down the device(s) and re-initialize. Okay consider that add reset or reprobe command to do this We can expose Flex-OneNAND as a SLC device and a MLC device by having two mtd_info

Re: [U-Boot] [PATCH] Flex-OneNAND driver

2008-10-28 Thread Scott Wood
On Tue, Oct 28, 2008 at 01:53:24PM +0900, Kyungmin Park wrote: Of course, I may simply be missing something about how this hardware works. Also, comments from MTD mailing list have been included. If this is going to go into Linux, perhaps we should wait until it is merged there and

Re: [U-Boot] [PATCH] Flex-OneNAND driver

2008-10-27 Thread Scott Wood
On Fri, Oct 24, 2008 at 07:20:12PM +0530, Rohit wrote: On DDP Flex-OneNAND, regions can be 1, 2, 3 or 4 based on boundary setting. Exposing as separate devices will be bit complex in these scenarios. Why? If it's dynamic changes to the boundary that concern you, you could tear down the

Re: [U-Boot] [PATCH] Flex-OneNAND driver

2008-10-27 Thread Kyungmin Park
Why? If it's dynamic changes to the boundary that concern you, you could tear down the device(s) and re-initialize. Okay consider that add reset or reprobe command to do this Of course, I may simply be missing something about how this hardware works. Also, comments from MTD mailing list

Re: [U-Boot] [PATCH] Flex-OneNAND driver

2008-10-24 Thread Rohit
Hi Scott, Thanks for the comments. Scott Wood wrote: On Mon, Sep 22, 2008 at 11:58:51AM +0530, apgmoorthy wrote: Hi All, This patch adds support for Samsung Flex-OneNAND devices. Flex-OneNAND combines SLC and MLC technologies into a single device. SLC area provides increased reliability and

Re: [U-Boot] [PATCH] Flex-OneNAND driver

2008-10-22 Thread Scott Wood
On Mon, Sep 22, 2008 at 11:58:51AM +0530, apgmoorthy wrote: Hi All, This patch adds support for Samsung Flex-OneNAND devices. Flex-OneNAND combines SLC and MLC technologies into a single device. SLC area provides increased reliability and speed, suitable for storing code and data, such as

Re: [U-Boot] [PATCH] Flex-OneNAND driver

2008-10-14 Thread Scott Wood
On Tue, Oct 14, 2008 at 01:30:03PM +0200, Wolfgang Denk wrote: Dear Scott, In message [EMAIL PROTECTED] apgmoorthy wrote: This patch adds support for Samsung Flex-OneNAND devices. Flex-OneNAND combines SLC and MLC technologies into a single device. SLC area provides increased

Re: [U-Boot] [PATCH] Flex-OneNAND driver

2008-10-14 Thread Wolfgang Denk
Dear Scott, In message [EMAIL PROTECTED] apgmoorthy wrote: This patch adds support for Samsung Flex-OneNAND devices. Flex-OneNAND combines SLC and MLC technologies into a single device. SLC area provides increased reliability and speed, suitable for storing code and data, such as

Re: [U-Boot] [PATCH] Flex-OneNAND driver

2008-09-25 Thread Kyungmin Park
Hi, In u-boot, I only comment the u-boot part only. others are same at mtd mailing list. generally looks good to me. except minor ones. Thank you, Kyungmin Park --- a/common/cmd_onenand.c +++ b/common/cmd_onenand.c @@ -20,9 +20,64 @@ extern struct mtd_info onenand_mtd; extern struct

[U-Boot] [PATCH] Flex-OneNAND driver

2008-09-22 Thread apgmoorthy
Hi All, This patch adds support for Samsung Flex-OneNAND devices. Flex-OneNAND combines SLC and MLC technologies into a single device. SLC area provides increased reliability and speed, suitable for storing code and data, such as bootloader, kernel and root file system. MLC area provides high