From 0c68530f15df0f027adb664cca0c3fcf0de2233a Mon Sep 17 00:00:00 2001 From: Divagar Mohandass Date: Mon, 8 Feb 2016 16:09:21 +0530 Subject: soc/intel/braswell: Add I2C clock config options Cherry-pick from Chromium commit e3c1ec2. This change includes - FSP config parameters to configure I2C clock speed. - Options are 0 - 100Khz, 1 - 400Khz, 2 - 1Mhz and default is 400Khz. Original-Change-Id: Iab2bf3997102908583078f5f1d185d6c66561390 Original-Signed-off-by: Divagar Mohandass Original-Tested-by: Kenji Chen Original-Reviewed-by: Aaron Durbin Change-Id: Ifae3ba4262cb3cc6416ce5054614ed7765e22c25 Signed-off-by: Matt DeVillier Reviewed-on: https://review.coreboot.org/21370 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin --- src/soc/intel/braswell/chip.c | 7 +++++++ src/soc/intel/braswell/chip.h | 7 +++++++ 2 files changed, 14 insertions(+) (limited to 'src') diff --git a/src/soc/intel/braswell/chip.c b/src/soc/intel/braswell/chip.c index 4d7b90688c..91cb3843bf 100644 --- a/src/soc/intel/braswell/chip.c +++ b/src/soc/intel/braswell/chip.c @@ -162,6 +162,13 @@ void soc_silicon_init_params(SILICON_INIT_UPD *params) params->ISPEnable = config->ISPEnable; params->ISPPciDevConfig = config->ISPPciDevConfig; params->PcdSdDetectChk = config->PcdSdDetectChk; + params->I2C0Frequency = config->I2C0Frequency; + params->I2C1Frequency = config->I2C1Frequency; + params->I2C2Frequency = config->I2C2Frequency; + params->I2C3Frequency = config->I2C3Frequency; + params->I2C4Frequency = config->I2C4Frequency; + params->I2C5Frequency = config->I2C5Frequency; + params->I2C6Frequency = config->I2C6Frequency; } void soc_display_silicon_init_params(const SILICON_INIT_UPD *old, diff --git a/src/soc/intel/braswell/chip.h b/src/soc/intel/braswell/chip.h index 8c3f143b46..c661bb402a 100644 --- a/src/soc/intel/braswell/chip.h +++ b/src/soc/intel/braswell/chip.h @@ -161,6 +161,13 @@ struct soc_intel_braswell_config { UINT8 ISPEnable; UINT8 ISPPciDevConfig; UINT8 PcdSdDetectChk; /*Enable\Disable SD Card Detect Simulation*/ + UINT8 I2C0Frequency; /* 0 - 100Khz, 1 - 400Khz, 2 - 1Mhz */ + UINT8 I2C1Frequency; + UINT8 I2C2Frequency; + UINT8 I2C3Frequency; + UINT8 I2C4Frequency; + UINT8 I2C5Frequency; + UINT8 I2C6Frequency; }; extern struct chip_operations soc_intel_braswell_ops; -- cgit v1.2.3