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| author | Ilya A. Volynets-Evenbakh <ilya@total-knowledge.com> | 2012-06-14 13:08:33 +0000 |
|---|---|---|
| committer | Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at> | 2012-06-14 13:08:33 +0000 |
| commit | c10ff1ed4f6d5eab827f89784578582be328ac5d (patch) | |
| tree | dc195de50c1c66b463986cdfaade23e127ee87c3 | |
| parent | c386d0a2a068f7d77b49043f0ba9e53c0c544d33 (diff) | |
| download | flashrom-c10ff1ed4f6d5eab827f89784578582be328ac5d.zip flashrom-c10ff1ed4f6d5eab827f89784578582be328ac5d.tar.gz | |
Fix setting the divisor in ft2232_spi
The patch that should have improved the clock divisor setting in r1537 made
it much worse: the divisor used was from an uninitialized buffer.
Corresponding to flashrom svn r1542.
Signed-off-by: Ilya A. Volynets-Evenbakh <ilya@total-knowledge.com>
Acked-by: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at>
| -rw-r--r-- | ft2232_spi.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/ft2232_spi.c b/ft2232_spi.c index d11867e..aec2fd5 100644 --- a/ft2232_spi.c +++ b/ft2232_spi.c @@ -325,12 +325,12 @@ int ft2232_spi_init(void) msg_pdbg("Set clock divisor\n"); buf[0] = 0x86; /* command "set divisor" */ + buf[1] = (divisor / 2 - 1) & 0xff; + buf[2] = ((divisor / 2 - 1) >> 8) & 0xff; if (send_buf(ftdic, buf, 3)) { ret = -6; goto ftdi_err; } - buf[1] = (divisor / 2 - 1) & 0xff; - buf[2] = ((divisor / 2 - 1) >> 8) & 0xff; msg_pdbg("MPSSE clock: %f MHz, divisor: %u, SPI clock: %f MHz\n", mpsse_clk, divisor, (double)(mpsse_clk / divisor)); |
