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mb/google/brya/var/trulo: Add fw_config probe for storage devices

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1. Add STORAGE_UNKNOWN fw_config to enable all storage devices,
this is used for the first boot in factory.

2. Add fw_config probe to enable/disable devices in devicetree, to
avoid suspend(s0ix) fail issue.

3. Disable eMMC controller incase STORAGE_UFS or STORAGE_NVME fw_config
is enabled.

BUG=b:351976770
TEST=Builds successfully for google/trulo.

Change-Id: Ifdaa0bf35413981327097c260ab47e757f697e37
Signed-off-by: Subrata Banik <subratabanik@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/83553
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <ericllai@google.com>
This commit is contained in:
Subrata Banik
2024-07-19 00:31:01 +05:30
parent 039c7c8b01
commit 5b761660c6
3 changed files with 69 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
src/mainboard/google/brya/variants/trulo/Makefile.mk
View File

@@ -5,4 +5,6 @@ romstage-y += gpio.c
romstage-y += memory.c
ramstage-y += gpio.c
ramstage-$(CONFIG_FW_CONFIG) += fw_config.c
ramstage-$(CONFIG_SOC_INTEL_COMMON_BLOCK_HDA_VERB) += hda_verb.c

49
src/mainboard/google/brya/variants/trulo/fw_config.c Normal file
View File

@@ -0,0 +1,49 @@
/* SPDX-License-Identifier: GPL-2.0-or-later */
#include <baseboard/gpio.h>
#include <baseboard/variants.h>
#include <console/console.h>
#include <fw_config.h>
static const struct pad_config emmc_disable_pads[] = {
/* I7 : EMMC_CMD */
PAD_NC(GPP_I7, NONE),
/* I8 : EMMC_D0 */
PAD_NC(GPP_I8, NONE),
/* I9 : EMMC_D1 */
PAD_NC(GPP_I9, NONE),
/* I10 : EMMC_D2 */
PAD_NC(GPP_I10, NONE),
/* I11 : EMMC_D3 */
PAD_NC(GPP_I11, NONE),
/* I12 : EMMC_D4 */
PAD_NC(GPP_I12, NONE),
/* I13 : EMMC_D5 */
PAD_NC(GPP_I13, NONE),
/* I14 : EMMC_D6 */
PAD_NC(GPP_I14, NONE),
/* I15 : EMMC_D7 */
PAD_NC(GPP_I15, NONE),
/* I16 : EMMC_RCLK */
PAD_NC(GPP_I16, NONE),
/* I17 : EMMC_CLK */
PAD_NC(GPP_I17, NONE),
/* I18 : EMMC_RST_L */
PAD_NC(GPP_I18, NONE),
};
void fw_config_gpio_padbased_override(struct pad_config *padbased_table)
{
if (!fw_config_is_provisioned()) {
printk(BIOS_WARNING, "FW_CONFIG is not provisioned. Exiting...\n");
return;
}
if (!fw_config_probe(FW_CONFIG(STORAGE, STORAGE_UNKNOWN))) {
if (!fw_config_probe(FW_CONFIG(STORAGE, STORAGE_EMMC))) {
printk(BIOS_INFO, "Disable eMMC GPIO pins.\n");
gpio_padbased_override(padbased_table, emmc_disable_pads,
ARRAY_SIZE(emmc_disable_pads));
}
}
}

20
src/mainboard/google/brya/variants/trulo/overridetree.cb
View File

@@ -1,3 +1,11 @@
fw_config
field STORAGE 30 31
option STORAGE_EMMC 0
option STORAGE_NVME 1
option STORAGE_UFS 2
option STORAGE_UNKNOWN 3
end
end
chip soc/intel/alderlake
register "sagv" = "SaGv_Enabled"
@@ -202,14 +210,22 @@ chip soc/intel/alderlake
end
end #I2C5
device ref heci1 on end
device ref emmc on end
device ref emmc on
probe STORAGE STORAGE_UNKNOWN
probe STORAGE STORAGE_EMMC
end
device ref ish on
chip drivers/intel/ish
register "add_acpi_dma_property" = "true"
device generic 0 on end
end
probe STORAGE STORAGE_UNKNOWN
probe STORAGE STORAGE_UFS
end
device ref ufs on
probe STORAGE STORAGE_UNKNOWN
probe STORAGE STORAGE_UFS
end
device ref ufs on end
device ref uart0 on end
device ref pch_espi on
chip ec/google/chromeec