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authorZhongtian Wu <wuzhongtian@huaqin.corp-partner.google.com>2023-07-14 16:11:51 +0800
committerSubrata Banik <subratabanik@google.com>2023-07-17 03:25:44 +0000
commit0c9549a058f2e785d60f3ccdce974d76af0307d0 (patch)
tree0e172ea74a656652290551d4c46d9c373ca1e051 /src
parent5bd68097cbb850552d6ec440118c409612e034f4 (diff)
mb/google/rex/var/screebo: Update I2C timing
Change i2c[0] parameter Thd:dat = 50ns; Change i2c[1] parameter Thd:dat = 100ns; BUG=b:287898252 BRANCH=none TEST=Test success by EE. Change-Id: Ibdbe4e17cf21c914b48fa6dc7d3eecf8218a2d8b Signed-off-by: Zhongtian Wu <wuzhongtian@huaqin.corp-partner.google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/76430 Reviewed-by: Kun Liu <liukun11@huaqin.corp-partner.google.com> Reviewed-by: Kapil Porwal <kapilporwal@google.com> Reviewed-by: Subrata Banik <subratabanik@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src')
-rw-r--r--src/mainboard/google/rex/variants/screebo/overridetree.cb4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mainboard/google/rex/variants/screebo/overridetree.cb b/src/mainboard/google/rex/variants/screebo/overridetree.cb
index ce7f408df5..cfe907cc6c 100644
--- a/src/mainboard/google/rex/variants/screebo/overridetree.cb
+++ b/src/mainboard/google/rex/variants/screebo/overridetree.cb
@@ -81,13 +81,13 @@ chip soc/intel/meteorlake
.speed = I2C_SPEED_FAST,
.rise_time_ns = 650,
.fall_time_ns = 400,
- .data_hold_time_ns = 100,
+ .data_hold_time_ns = 50,
},
.i2c[1] = {
.speed = I2C_SPEED_FAST,
.rise_time_ns = 650,
.fall_time_ns = 400,
- .data_hold_time_ns = 50,
+ .data_hold_time_ns = 100,
},
.i2c[3] = {
.speed = I2C_SPEED_FAST,