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authorPaul Fox <pgf@laptop.org>2009-06-16 21:08:06 +0000
committerCarl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>2009-06-16 21:08:06 +0000
commit05dfbe67d661d9637a0aa9091a0cb9581b39284a (patch)
tree643f8aa5fe48c5f7881b87fee7f5802070df2589 /spi.c
parent4cb7a96153c471c8f35a4803198c2059227a4263 (diff)
downloadast2050-flashrom-05dfbe67d661d9637a0aa9091a0cb9581b39284a.zip
ast2050-flashrom-05dfbe67d661d9637a0aa9091a0cb9581b39284a.tar.gz
This patch adds support for a new SPI programmer, based on the FT2232H/4232H chip from FTDI
FTDI support is autodetected during compilation. Paul writes: There are certainly possible improvements: The code has hard-coded values for which interface of the ftdi chip to use (interface B was chosen because libftdi seems to have trouble with A right now), what clock rate use for the SPI interface (I've been running at 30Mhz, but the patch sets it to 10Mhz), and possibly others. I think this means that per-programmer options might be a good idea at some point. Carl-Daniel writes: There is one additional FIXME comment in the code, but AFAICS that problem is not solvable with current libftdi. Corresponding to flashrom svn r598. Signed-off-by: Paul Fox <pgf@laptop.org> Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net> Acked-by: Uwe Hermann <uwe@hermann-uwe.de>
Diffstat (limited to 'spi.c')
-rw-r--r--spi.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/spi.c b/spi.c
index f625da7..e6a945f 100644
--- a/spi.c
+++ b/spi.c
@@ -47,6 +47,8 @@ int spi_command(unsigned int writecnt, unsigned int readcnt,
return sb600_spi_command(writecnt, readcnt, writearr, readarr);
case SPI_CONTROLLER_WBSIO:
return wbsio_spi_command(writecnt, readcnt, writearr, readarr);
+ case SPI_CONTROLLER_FT2232:
+ return ft2232_spi_command(writecnt, readcnt, writearr, readarr);
case SPI_CONTROLLER_DUMMY:
return dummy_spi_command(writecnt, readcnt, writearr, readarr);
default:
@@ -212,6 +214,7 @@ int probe_spi_rdid4(struct flashchip *flash)
case SPI_CONTROLLER_VIA:
case SPI_CONTROLLER_SB600:
case SPI_CONTROLLER_WBSIO:
+ case SPI_CONTROLLER_FT2232:
case SPI_CONTROLLER_DUMMY:
return probe_spi_rdid_generic(flash, 4);
default:
@@ -726,6 +729,8 @@ int spi_chip_read(struct flashchip *flash, uint8_t *buf, int start, int len)
return ich_spi_read(flash, buf, start, len);
case SPI_CONTROLLER_WBSIO:
return wbsio_spi_read(flash, buf, start, len);
+ case SPI_CONTROLLER_FT2232:
+ return ft2232_spi_read(flash, buf, start, len);
default:
printf_debug
("%s called, but no SPI chipset/strapping detected\n",
@@ -774,6 +779,8 @@ int spi_chip_write_256(struct flashchip *flash, uint8_t *buf)
return ich_spi_write_256(flash, buf);
case SPI_CONTROLLER_WBSIO:
return wbsio_spi_write_1(flash, buf);
+ case SPI_CONTROLLER_FT2232:
+ return ft2232_spi_write_256(flash, buf);
default:
printf_debug
("%s called, but no SPI chipset/strapping detected\n",
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