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author | Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net> | 2008-05-16 00:19:52 +0000 |
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committer | Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net> | 2008-05-16 00:19:52 +0000 |
commit | 337df1d618327e9e440d21725dd9486f3c179898 (patch) | |
tree | 18ba00652c0b471ee9e4d93c2ef132f35ca869cc /it87spi.c | |
parent | f43e6428dbde77e6610ca891724c8f39ad8ba181 (diff) | |
download | ast2050-flashrom-337df1d618327e9e440d21725dd9486f3c179898.zip ast2050-flashrom-337df1d618327e9e440d21725dd9486f3c179898.tar.gz |
IT8716F: Enable writes if decoding of any SPI addresses is enabled
Corresponding to flashrom svn r238 and coreboot v2 svn r3324.
Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Acked-by: Peter Stuge <peter@stuge.se>
Diffstat (limited to 'it87spi.c')
-rw-r--r-- | it87spi.c | 6 |
1 files changed, 6 insertions, 0 deletions
@@ -93,6 +93,12 @@ static uint16_t find_ite_spi_flash_port(uint16_t port) 0xFFF80000, 0xFFFEFFFF, (tmp & 1 << 3) ? "en" : "dis"); printf("LPC write to serial flash %sabled\n", (tmp & 1 << 4) ? "en" : "dis"); + /* If any serial flash segment is enabled, enable writing. */ + if ((tmp & 0xe) && (!(tmp & 1 << 4))) { + printf("Enabling LPC write to serial flash\n"); + tmp |= 1 << 4; + regwrite(port, 0x24, tmp); + } printf("serial flash pin %i\n", (tmp & 1 << 5) ? 87 : 29); /* LDN 0x7, reg 0x64/0x65 */ regwrite(port, 0x07, 0x7); |