Patchwork [v2] mtd: m25p80: Add support for Micron N25Q512A memory

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Submitter Priyanka Jain
Date Oct. 15, 2013, 5:39 a.m.
Message ID <1381815545-4518-1-git-send-email-Priyanka.Jain@freescale.com>
Download mbox | patch
Permalink /patch/283470/
State Accepted
Commit 867f770de8127d2e1dd730ce60608dfdac08d863
Headers show

Comments

Priyanka Jain - Oct. 15, 2013, 5:39 a.m.
Micron N25Q512A is a spi flash memory with following features:
-64MB size, 1.8V, Mulitple I/O, 4KB Sector erase memory.
-Memory is organised as 1024(64KB) main sectors.
-Each sector is divided into 256 pages.
-Register set/Opcodes are similar to other N25Q family products.

Signed-off-by: Priyanka Jain <Priyanka.Jain@freescale.com>
---
 Changes for v2:
	Corrected number of sectors to 1024 based on
	inputs from Marek Vasut and Brian Norris

 drivers/mtd/devices/m25p80.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
Marek Vasut - Oct. 15, 2013, 1:44 p.m.
Dear Priyanka Jain,

> Micron N25Q512A is a spi flash memory with following features:
> -64MB size, 1.8V, Mulitple I/O, 4KB Sector erase memory.
> -Memory is organised as 1024(64KB) main sectors.
> -Each sector is divided into 256 pages.
> -Register set/Opcodes are similar to other N25Q family products.
> 
> Signed-off-by: Priyanka Jain <Priyanka.Jain@freescale.com>

Feel free to add my

Acked-by: Marek Vasut <marex@denx.de>

Thanks!

> ---
>  Changes for v2:
> 	Corrected number of sectors to 1024 based on
> 	inputs from Marek Vasut and Brian Norris
> 
>  drivers/mtd/devices/m25p80.c |    1 +
>  1 files changed, 1 insertions(+), 0 deletions(-)
> 
> diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c
> index 26b14f9..94e3b53 100644
> --- a/drivers/mtd/devices/m25p80.c
> +++ b/drivers/mtd/devices/m25p80.c
> @@ -774,6 +774,7 @@ static const struct spi_device_id m25p_ids[] = {
>  	{ "n25q128a11",  INFO(0x20bb18, 0, 64 * 1024, 256, 0) },
>  	{ "n25q128a13",  INFO(0x20ba18, 0, 64 * 1024, 256, 0) },
>  	{ "n25q256a", INFO(0x20ba19, 0, 64 * 1024, 512, SECT_4K) },
> +	{ "n25q512a", INFO(0x20bb20, 0, 64 * 1024, 1024, SECT_4K) },
> 
>  	/* PMC */
>  	{ "pm25lv512", INFO(0, 0, 32 * 1024, 2, SECT_4K_PMC) },

Best regards,
Marek Vasut
Brian Norris - Oct. 15, 2013, 5:07 p.m.
On Tue, Oct 15, 2013 at 11:09:05AM +0530, Priyanka Jain wrote:
> Micron N25Q512A is a spi flash memory with following features:
> -64MB size, 1.8V, Mulitple I/O, 4KB Sector erase memory.
> -Memory is organised as 1024(64KB) main sectors.
> -Each sector is divided into 256 pages.
> -Register set/Opcodes are similar to other N25Q family products.
> 
> Signed-off-by: Priyanka Jain <Priyanka.Jain@freescale.com>

Applied to l2-mtd.git. Thanks!

Brian

Patch

diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c
index 26b14f9..94e3b53 100644
--- a/drivers/mtd/devices/m25p80.c
+++ b/drivers/mtd/devices/m25p80.c
@@ -774,6 +774,7 @@  static const struct spi_device_id m25p_ids[] = {
 	{ "n25q128a11",  INFO(0x20bb18, 0, 64 * 1024, 256, 0) },
 	{ "n25q128a13",  INFO(0x20ba18, 0, 64 * 1024, 256, 0) },
 	{ "n25q256a", INFO(0x20ba19, 0, 64 * 1024, 512, SECT_4K) },
+	{ "n25q512a", INFO(0x20bb20, 0, 64 * 1024, 1024, SECT_4K) },
 
 	/* PMC */
 	{ "pm25lv512", INFO(0, 0, 32 * 1024, 2, SECT_4K_PMC) },