| Message ID | 1559767965-21037-1-git-send-email-hongweiz@ami.com |
|---|---|
| State | Accepted, archived |
| Headers | show |
| Series | [u-boot,v2016.07-aspeed-openbmc,v1] aspeed/flash: add winbond SPI support | expand |
Hello, On 05/06/2019 22:52, Hongwei Zhang wrote: > Add Winbond SPI flash W25M512JV support to u-boot. For which board do you need this support ? Reviewed-by: Cédric Le Goater <clg@kaod.org> Thanks, C. > Signed-off-by: Hongwei Zhang <hongweiz@ami.com> > --- > a/arch/arm/mach-aspeed/flash.c | 15 +++++++++++++++ > 1 file changed, 15 insertions(+) > > diff --git a/arch/arm/mach-aspeed/flash.c b/arch/arm/mach-aspeed/flash.c > index db69d51..eefa6cd 100644 > --- a/arch/arm/mach-aspeed/flash.c > +++ b/arch/arm/mach-aspeed/flash.c > @@ -84,6 +84,7 @@ flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* FLASH chips info */ > #define AT25DF161 0x02461F > #define AT25DF321 0x01471F > #define MT25QL01GB 0x21ba20 > +#define W25M512JV 0x1971ef > > /* SPI Define */ > #define CS0_CTRL 0x10 > @@ -1156,6 +1157,20 @@ static ulong flash_get_size (ulong base, flash_info_t *info) > info->address32 = 1; > break; > > + case W25M512JV: > + info->sector_count = 512; > + info->size = 0x2000000; > + erase_region_size = 0x10000; > + info->readcmd = 0x0b; > + info->dualport = 1; > + info->dummybyte = 1; > + info->buffersize = 256; > + WriteClk = 50; > + EraseClk = 20; > + ReadClk = 50; > + info->address32 = 1; > + break; > + > default: /* use JEDEC ID */ > printf("Unsupported SPI Flash!! 0x%08lx\n", info->flash_id); > erase_region_size = 0x10000; >
diff --git a/arch/arm/mach-aspeed/flash.c b/arch/arm/mach-aspeed/flash.c index db69d51..eefa6cd 100644 --- a/arch/arm/mach-aspeed/flash.c +++ b/arch/arm/mach-aspeed/flash.c @@ -84,6 +84,7 @@ flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* FLASH chips info */ #define AT25DF161 0x02461F #define AT25DF321 0x01471F #define MT25QL01GB 0x21ba20 +#define W25M512JV 0x1971ef /* SPI Define */ #define CS0_CTRL 0x10 @@ -1156,6 +1157,20 @@ static ulong flash_get_size (ulong base, flash_info_t *info) info->address32 = 1; break; + case W25M512JV: + info->sector_count = 512; + info->size = 0x2000000; + erase_region_size = 0x10000; + info->readcmd = 0x0b; + info->dualport = 1; + info->dummybyte = 1; + info->buffersize = 256; + WriteClk = 50; + EraseClk = 20; + ReadClk = 50; + info->address32 = 1; + break; + default: /* use JEDEC ID */ printf("Unsupported SPI Flash!! 0x%08lx\n", info->flash_id); erase_region_size = 0x10000;
Add Winbond SPI flash W25M512JV support to u-boot. Signed-off-by: Hongwei Zhang <hongweiz@ami.com> --- a/arch/arm/mach-aspeed/flash.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+)