> -----Original Message----- > From: Jagan Teki [mailto:jagannadh.t...@gmail.com] > Sent: Friday, August 11, 2017 3:32 PM > To: Yogesh Narayan Gaur <yogeshnarayan.g...@nxp.com> > Cc: u-boot@lists.denx.de; York Sun <york....@nxp.com> > Subject: Re: [PATCH] mtd/spi: Add MT35XU512ABA1G12 NOR flash support > > On Fri, Aug 11, 2017 at 3:30 PM, Yogesh Narayan Gaur > <yogeshnarayan.g...@nxp.com> wrote: > > > > > >> -----Original Message----- > >> From: Jagan Teki [mailto:jagannadh.t...@gmail.com] > >> Sent: Friday, August 11, 2017 3:25 PM > >> To: Yogesh Narayan Gaur <yogeshnarayan.g...@nxp.com> > >> Cc: u-boot@lists.denx.de; York Sun <york....@nxp.com> > >> Subject: Re: [PATCH] mtd/spi: Add MT35XU512ABA1G12 NOR flash support > >> > >> On Tue, Aug 1, 2017 at 9:43 AM, Yogesh Gaur > >> <yogeshnarayan.g...@nxp.com> > >> wrote: > >> > Add MT35XU512ABA1G12 parameters to NOR flash parameters array. > >> > Since the manufactory ID is changed to 0x2C, add it for micron and > >> > using it for relevant settings. > >> > > >> > The MT35XU512ABA1G12 only supports 1 bit mode and 8 bits. It can't > >> > support dual and quad. Supports subsector erase with 4KB > >> > granularity, have support of FSR(flag status register) and flash size is > >> > 64MB. > >> > --- > >> > drivers/mtd/spi/sf_internal.h | 1 + > >> > drivers/mtd/spi/spi_flash.c | 2 ++ > >> > drivers/mtd/spi/spi_flash_ids.c | 1 + > >> > 3 files changed, 4 insertions(+) > >> > > >> > diff --git a/drivers/mtd/spi/sf_internal.h > >> > b/drivers/mtd/spi/sf_internal.h index 839cdbe..f46cb3a 100644 > >> > --- a/drivers/mtd/spi/sf_internal.h > >> > +++ b/drivers/mtd/spi/sf_internal.h > >> > @@ -33,6 +33,7 @@ enum spi_nor_option_flags { > >> > /* CFI Manufacture ID's */ > >> > #define SPI_FLASH_CFI_MFR_SPANSION 0x01 > >> > #define SPI_FLASH_CFI_MFR_STMICRO 0x20 > >> > +#define SPI_FLASH_CFI_MFR_MICRON 0x2C > >> > >> Does this new mfr id from micro? so 0x20 still exists? > >> > > On older Micron flash like MT25QU512ABB mfr id still is 0x20 but in newer > flash, MT35X, it's been changed to 0x2c. > > OK, so the flash features like quad ennoblements, opcodes remains same? > except the mfr? > This flash support single bit and octal bit cmds no dual or quad support. Opcode for read/write/erase and other register operation related cmds are similar to already supported flashes like MT25QU512ABB(n25q512a in existing table). Only mfr id has been modified.
-- Regards Yogesh Gaur. > thanks! > -- > Jagan Teki > Free Software Engineer | www.openedev.com U-Boot, Linux | Upstream > Maintainer Hyderabad, India. _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
