mb/google/zork/var/vilboz: Add Mainboard Type for VCORE IC
To define Mainboard Type config, use the fw_config bit[26]. Check MB Type to modify SDLE settings for different VCORE IC. BUG=b:177193131 BRANCH=zork Signed-off-by: John Su <john_su@compal.corp-partner.google.com> Change-Id: If153c0a3e641ae32ef89737925bd9f62dfb71f3d Reviewed-on: https://review.coreboot.org/c/coreboot/+/49683 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: EricR Lai <ericr_lai@compal.corp-partner.google.com> Reviewed-by: Kangheui Won <khwon@chromium.org>
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@ -43,6 +43,9 @@ enum {
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/* SAR presence */
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FW_CONFIG_MASK_SAR = 0x7,
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FW_CONFIG_SHIFT_SAR = 23,
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/* Mainboard Type for VCORE IC */
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FW_CONFIG_MASK_MB_TYPE = 0x1,
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FW_CONFIG_SHIFT_MB_TYPE = 26,
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/* Fan information */
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FW_CONFIG_MASK_FAN = 0x3,
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FW_CONFIG_SHIFT_FAN = 27,
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@ -86,6 +89,11 @@ int variant_gets_sar_config(void)
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return extract_field(FW_CONFIG_MASK_SAR, FW_CONFIG_SHIFT_SAR);
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}
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int variant_gets_mb_type_config(void)
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{
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return extract_field(FW_CONFIG_MASK_MB_TYPE, FW_CONFIG_SHIFT_MB_TYPE);
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}
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int variant_has_emmc(void)
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{
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return !!extract_field(FW_CONFIG_MASK_EMMC, FW_CONFIG_SHIFT_EMMC);
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@ -64,6 +64,8 @@ const fsp_ddi_descriptor *baseboard_get_ddi_descriptors(size_t *num);
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/* Retrieve attributes from FW_CONFIG in CBI. */
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/* Return value of SAR config. */
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int variant_gets_sar_config(void);
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/* Return value of Mainboard Type config */
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int variant_gets_mb_type_config(void);
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/* Return 0 if non-existent, 1 if present. */
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int variant_has_emmc(void);
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/* Return 0 if non-existent, 1 if present. */
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@ -2,5 +2,7 @@
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subdirs-y += ./spd
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romstage-y += romstage.c
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ramstage-y += variant.c
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ramstage-y += gpio.c
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@ -0,0 +1,15 @@
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/* SPDX-License-Identifier: GPL-2.0-only */
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#include <baseboard/variants.h>
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#include <console/console.h>
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void variant_updm_update(FSP_M_CONFIG *mcfg)
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{
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printk(BIOS_INFO, "%s UPDM update\n", __func__);
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if (variant_gets_mb_type_config()) {
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mcfg->telemetry_vddcr_vdd_slope_mA = 32453;
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mcfg->telemetry_vddcr_vdd_offset = 168;
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mcfg->telemetry_vddcr_soc_slope_mA = 22644;
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mcfg->telemetry_vddcr_soc_offset = -70;
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}
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}
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