diff options
| author | Chris Wang <chris.wang@amd.corp-partner.google.com> | 2021-03-30 18:32:29 +0800 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2021-03-31 14:36:08 +0000 |
| commit | 3e343559e230d8690f3a7aecb0897822fae06aa7 (patch) | |
| tree | 36453ad7162fb9fc97be46109e42c441a4c04d85 | |
| parent | acf230c2ea3f549f4392a53d5b3f41e3fc7e78a3 (diff) | |
mb/google/zork/vilboz: set the eDP phy overriden for WWAN SKU
Move the eDP phy overridden to variant for WWAN SKU.
BUG=b:171269338
BRANCH=firmware-zork-13434.B
TEST=emerge-zork coreboot chromeos-bootimage
Signed-off-by: Chris Wang <chris.wang@amd.corp-partner.google.com>
Change-Id: I0400e8f78b152f260c632fba3cfa43aeca2f6776
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51938
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>
| -rw-r--r-- | src/mainboard/google/zork/variants/vilboz/overridetree.cb | 13 | ||||
| -rw-r--r-- | src/mainboard/google/zork/variants/vilboz/variant.c | 14 |
2 files changed, 13 insertions, 14 deletions
diff --git a/src/mainboard/google/zork/variants/vilboz/overridetree.cb b/src/mainboard/google/zork/variants/vilboz/overridetree.cb index 6af363d26b..3f5bfc356a 100644 --- a/src/mainboard/google/zork/variants/vilboz/overridetree.cb +++ b/src/mainboard/google/zork/variants/vilboz/overridetree.cb @@ -30,19 +30,6 @@ chip soc/amd/picasso register "telemetry_vddcr_soc_slope_mA" = "26559" register "telemetry_vddcr_soc_offset" = "89" - # eDP phy tuning settings - register "edp_phy_override" = "ENABLE_EDP_TUNINGSET" - - # bit vector of phy, bit0=1: DP0, bit1=1: DP1, bit2=1: DP2 bit3=1: DP3 - register "edp_physel" = "0x1" - - register "edp_tuningset" = "{ - .dp_vs_pemph_level = 0x00, - .margin_deemph = 0x004b, - .deemph_6db4 = 0x0, - .boostadj = 0x80, - }" - # eDP power sequence. all pwr sequence numbers below are in uint of 4ms, # and "0" as default value register "edp_pwr_adjust_enable" = "1" diff --git a/src/mainboard/google/zork/variants/vilboz/variant.c b/src/mainboard/google/zork/variants/vilboz/variant.c index 57563ccaa0..747e893a1c 100644 --- a/src/mainboard/google/zork/variants/vilboz/variant.c +++ b/src/mainboard/google/zork/variants/vilboz/variant.c @@ -4,6 +4,7 @@ #include <soc/pci_devs.h> #include <fw_config.h> #include <sar.h> +#include "chip.h" static const fsp_ddi_descriptor hdmi_ddi_descriptors[] = { { // DDI0, DP0, eDP @@ -40,8 +41,19 @@ void variant_devtree_update(void) soc_cfg = config_of_soc(); /* b:/174121847 Use external OSC to mitigate noise for WWAN sku. */ - if (variant_has_wwan()) + if (variant_has_wwan()) { soc_cfg->acp_i2s_use_external_48mhz_osc = 1; + + /* eDP phy tuning settings */ + soc_cfg->edp_phy_override = ENABLE_EDP_TUNINGSET; + /* bit vector of phy, bit0=1: DP0, bit1=1: DP1, bit2=1: DP2 bit3=1: DP3 */ + soc_cfg->edp_physel = 0x1; + /* override for 0.6v 0db swing 1, pre-emphasis 0 */ + soc_cfg->edp_tuningset.dp_vs_pemph_level = 0x01; + soc_cfg->edp_tuningset.margin_deemph = 0x004b; + soc_cfg->edp_tuningset.deemph_6db4 = 0x00; + soc_cfg->edp_tuningset.boostadj = 0x80; + } } /* |