diff options
| author | Varadarajan Narayanan <varada@codeaurora.org> | 2016-05-17 11:18:30 +0530 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2016-08-09 00:22:35 +0200 |
| commit | e6a2ecf8931275bb44729c4e2b52a6fcf2b1abd4 (patch) | |
| tree | 8f46975bea7e14f7f765eca5b74e4d93eaae5356 /src/soc/qualcomm/ipq40xx/i2c.c | |
| parent | f41a9a64598fe91108489619cfc98e790b98819d (diff) | |
| download | coreboot-e6a2ecf8931275bb44729c4e2b52a6fcf2b1abd4.tar.xz | |
soc/qualcomm/ipq40xx: Use block mode for I2C
In FIFO mode, the I2C driver was not able to fetch
more than 32 bytes of data from the TPM device. Switch to
block mode to be able to read more data.
BUG=chrome-os-partner:51096
TEST=TPM commands succeed
BRANCH=None
Change-Id: Ib52a1b03667f61a08ce048d38407a5b60abf660d
Signed-off-by: Martin Roth <martinroth@chromium.org>
Original-Commit-Id: fbcd40dc67d796d3e31675bd35321282667fe9fa
Original-Change-Id: I765b76f9d7743f6d387470de594fb6eee99e08ca
Original-Signed-off-by: Varadarajan Narayanan <varada@codeaurora.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/357960
Original-Commit-Ready: Kan Yan <kyan@google.com>
Original-Tested-by: Kan Yan <kyan@google.com>
Original-Reviewed-by: Kan Yan <kyan@google.com>
Reviewed-on: https://review.coreboot.org/16051
Tested-by: build bot (Jenkins)
Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src/soc/qualcomm/ipq40xx/i2c.c')
| -rw-r--r-- | src/soc/qualcomm/ipq40xx/i2c.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/soc/qualcomm/ipq40xx/i2c.c b/src/soc/qualcomm/ipq40xx/i2c.c index a2634acdf2..772bf8b631 100644 --- a/src/soc/qualcomm/ipq40xx/i2c.c +++ b/src/soc/qualcomm/ipq40xx/i2c.c @@ -44,7 +44,7 @@ static qup_config_t blsp1_qup0_config = { QUP_MINICORE_I2C_MASTER, 100000, 19050000, - QUP_MODE_FIFO, + QUP_MODE_BLOCK, 0 }; @@ -52,7 +52,7 @@ static qup_config_t blsp1_qup1_config = { QUP_MINICORE_I2C_MASTER, 100000, 19050000, - QUP_MODE_FIFO, + QUP_MODE_BLOCK, 0 }; @@ -60,7 +60,7 @@ static qup_config_t blsp1_qup2_config = { QUP_MINICORE_I2C_MASTER, 100000, 19050000, - QUP_MODE_FIFO, + QUP_MODE_BLOCK, 0 }; @@ -68,7 +68,7 @@ static qup_config_t blsp1_qup3_config = { QUP_MINICORE_I2C_MASTER, 100000, 19050000, - QUP_MODE_FIFO, + QUP_MODE_BLOCK, 0 }; |