diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/spi/ich.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/spi/ich.c b/drivers/spi/ich.c index 95c594d539..fa05a9a6ea 100644 --- a/drivers/spi/ich.c +++ b/drivers/spi/ich.c @@ -370,6 +370,15 @@ void spi_init(void) /* Disable the BIOS write protect so write commands are allowed. */ pci_read_config_byte(dev, 0xdc, &bios_cntl); + switch (ich_version) { + case 9: + /* Deassert SMM BIOS Write Protect Disable. */ + bios_cntl &= ~(1 << 5); + break; + + default: + break; + } pci_write_config_byte(dev, 0xdc, bios_cntl | 0x1); } @@ -599,7 +608,7 @@ int spi_xfer(struct spi_slave *slave, const void *dout, return -1; if (status & SPIS_FCERR) { - puts("ICH SPI: Transaction error\n"); + puts("ICH SPI: Command transaction error\n"); return -1; } @@ -656,7 +665,7 @@ int spi_xfer(struct spi_slave *slave, const void *dout, return -1; if (status & SPIS_FCERR) { - puts("ICH SPI: Transaction error\n"); + puts("ICH SPI: Data transaction error\n"); return -1; } |