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| author | Duncan Laurie <dlaurie@chromium.org> | 2017-02-17 17:27:51 -0800 |
|---|---|---|
| committer | Duncan Laurie <dlaurie@chromium.org> | 2017-02-20 20:51:29 +0100 |
| commit | 658a6dc78de74509d977f71664592e8a77cdec97 (patch) | |
| tree | fadde400a9a852d1fb38146382b4376407016577 | |
| parent | 5492bfb55c5cec410a78a6050e8b27a2419ff914 (diff) | |
| download | coreboot-658a6dc78de74509d977f71664592e8a77cdec97.tar.xz | |
google/eve: Set touchscreen I2C bus speed to 1MHz
Enable Fast-Plus speed for the touchscreen device so it can
be used at 1MHz instead of 400KHz.
BUG=chrome-os-partner:61277
TEST=manual testing on Eve P1, needs backported kernel patches
to actually make use of any I2C speed other than 400KHz
Change-Id: I3f44ff4a02a02a7b05e69ad54d4c6d60e5878393
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://review.coreboot.org/18397
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
| -rw-r--r-- | src/mainboard/google/eve/devicetree.cb | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/mainboard/google/eve/devicetree.cb b/src/mainboard/google/eve/devicetree.cb index 9d46915e43..e5744e3754 100644 --- a/src/mainboard/google/eve/devicetree.cb +++ b/src/mainboard/google/eve/devicetree.cb @@ -210,6 +210,7 @@ chip soc/intel/skylake register "generic.cid" = "PNP0C50_CID" register "generic.desc" = "WCOM_DT_DESC" register "generic.irq" = "IRQ_LEVEL_LOW(GPP_E7_IRQ)" + register "generic.speed" = "I2C_SPEED_FAST_PLUS" register "hid_desc_reg_offset" = "0x1" device i2c 0a on end end |