diff options
| author | Amanda Huang <amanda_hwang@compal.corp-partner.google.com> | 2024-06-11 16:02:19 +0800 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2024-06-12 11:02:13 +0000 |
| commit | 74472453ed2165e9664de92f65f502a5bf7ae696 (patch) | |
| tree | cd27dae3175847496e5a1fd5baa47f619efd75b1 /src/mainboard | |
| parent | 24d66f8303dbde402a0932083a5a224d50757b12 (diff) | |
mb/google/trulo/var/orisa: Disable storage devices based on fw_config
Disable devices in variant.c instead of adding probe statements to
devicetree because storage devices need to be enabled when fw_config is
unprovisioned.
BUG=b:345112878
BRANCH=firmware-nissa-15217.B
TEST=emerge-nissa coreboot chromeos-bootimage
Change-Id: I1e5e49c1baa8d2b00134c26cc3b69aa15712b512
Signed-off-by: Amanda Huang <amanda_hwang@compal.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/82907
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kapil Porwal <kapilporwal@google.com>
Reviewed-by: Eric Lai <ericllai@google.com>
Diffstat (limited to 'src/mainboard')
4 files changed, 78 insertions, 0 deletions
diff --git a/src/mainboard/google/brya/variants/orisa/Makefile.mk b/src/mainboard/google/brya/variants/orisa/Makefile.mk index cc61780e02..c0c42324f8 100644 --- a/src/mainboard/google/brya/variants/orisa/Makefile.mk +++ b/src/mainboard/google/brya/variants/orisa/Makefile.mk @@ -1,7 +1,11 @@ ## SPDX-License-Identifier: GPL-2.0-only bootblock-y += gpio.c + romstage-y += gpio.c romstage-y += memory.c + +ramstage-$(CONFIG_FW_CONFIG) += fw_config.c ramstage-y += gpio.c ramstage-$(CONFIG_SOC_INTEL_COMMON_BLOCK_HDA_VERB) += hda_verb.c +ramstage-y += variant.c diff --git a/src/mainboard/google/brya/variants/orisa/fw_config.c b/src/mainboard/google/brya/variants/orisa/fw_config.c new file mode 100644 index 0000000000..800fc1f205 --- /dev/null +++ b/src/mainboard/google/brya/variants/orisa/fw_config.c @@ -0,0 +1,42 @@ +/* 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() && !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)); + } +} diff --git a/src/mainboard/google/brya/variants/orisa/overridetree.cb b/src/mainboard/google/brya/variants/orisa/overridetree.cb index 642722259f..600eb02422 100644 --- a/src/mainboard/google/brya/variants/orisa/overridetree.cb +++ b/src/mainboard/google/brya/variants/orisa/overridetree.cb @@ -3,6 +3,10 @@ fw_config option THERMAL_SOLUTION_6W 0 option THERMAL_SOLUTION_15W 1 end + field STORAGE 30 31 + option STORAGE_EMMC 0 + option STORAGE_UFS 1 + end end chip soc/intel/alderlake diff --git a/src/mainboard/google/brya/variants/orisa/variant.c b/src/mainboard/google/brya/variants/orisa/variant.c new file mode 100644 index 0000000000..f34fb2698b --- /dev/null +++ b/src/mainboard/google/brya/variants/orisa/variant.c @@ -0,0 +1,28 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#include <baseboard/variants.h> +#include <device/device.h> +#include <fw_config.h> + +void variant_devtree_update(void) +{ + struct device *emmc = DEV_PTR(emmc); + struct device *ufs = DEV_PTR(ufs); + struct device *ish = DEV_PTR(ish); + + if (!fw_config_is_provisioned()) { + printk(BIOS_INFO, "fw_config unprovisioned so enable all storage devices\n"); + return; + } + + if (!fw_config_probe(FW_CONFIG(STORAGE, STORAGE_EMMC))) { + printk(BIOS_INFO, "eMMC disabled by fw_config\n"); + emmc->enabled = 0; + } + + if (!fw_config_probe(FW_CONFIG(STORAGE, STORAGE_UFS))) { + printk(BIOS_INFO, "UFS disabled by fw_config\n"); + ufs->enabled = 0; + ish->enabled = 0; + } +} |