Add support for AMD Bolton chipset

SPI controller on the bolton chipset uses the same 3-bit speed
settings as Yangtze, but is otherwise the same as the Hudson chips.
Note that the Bolton RRG doesn't specify a speed setting for the bit
setting of 0b111, so I'm assuming that it's the same setting as

Corresponding to flashrom svn r1830.

Signed-off-by: Martin Roth <>
Signed-off-by: Stefan Tauner <>
Acked-by: Stefan Tauner <>
1 file changed