diff options
| author | Rex-BC Chen <rex-bc.chen@mediatek.corp-partner.google.com> | 2021-11-18 18:35:55 +0800 |
|---|---|---|
| committer | Hung-Te Lin <hungte@chromium.org> | 2021-12-09 01:51:45 +0000 |
| commit | 9f6805afe8d014f4a8fe2d3a342221b2c62f15df (patch) | |
| tree | 69d1cf652e8a2541c70051de4a541bd602cd5873 /src/mainboard | |
| parent | 7edea1b79013b66b73f89074f4af8c906fe04670 (diff) | |
mb/google/corsola: get SKU ID
Retrieve the SKU ID for Corsola via CBI interface.
If that failed (or no data found), fallback to ADC channels for SKU ID.
TEST=build pass
BUG=b:202871018
Signed-off-by: Rex-BC Chen <rex-bc.chen@mediatek.com>
Change-Id: I2888190d498df28b5ae13cf92cc41d088e8f8ee7
Reviewed-on: https://review.coreboot.org/c/coreboot/+/59944
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
Diffstat (limited to 'src/mainboard')
| -rw-r--r-- | src/mainboard/google/corsola/Kconfig | 1 | ||||
| -rw-r--r-- | src/mainboard/google/corsola/boardid.c | 24 |
2 files changed, 25 insertions, 0 deletions
diff --git a/src/mainboard/google/corsola/Kconfig b/src/mainboard/google/corsola/Kconfig index 8877f2fc75..193cafd01b 100644 --- a/src/mainboard/google/corsola/Kconfig +++ b/src/mainboard/google/corsola/Kconfig @@ -23,6 +23,7 @@ config BOARD_SPECIFIC_OPTIONS select COMMONLIB_STORAGE_MMC select EC_GOOGLE_CHROMEEC select EC_GOOGLE_CHROMEEC_BOARDID + select EC_GOOGLE_CHROMEEC_SKUID select EC_GOOGLE_CHROMEEC_SPI select MAINBOARD_HAS_SPI_TPM_CR50 if VBOOT select MAINBOARD_HAS_TPM2 if VBOOT diff --git a/src/mainboard/google/corsola/boardid.c b/src/mainboard/google/corsola/boardid.c index 285b065045..96031ef408 100644 --- a/src/mainboard/google/corsola/boardid.c +++ b/src/mainboard/google/corsola/boardid.c @@ -3,6 +3,7 @@ #include <assert.h> #include <boardid.h> #include <console/console.h> +#include <ec/google/chromeec/ec.h> #include <soc/auxadc.h> /* board_id is provided by ec/google/chromeec/ec_boardid.c */ @@ -13,6 +14,9 @@ enum { /* RAM IDs */ RAM_ID_LOW_CHANNEL = 2, RAM_ID_HIGH_CHANNEL = 3, + /* SKU IDs */ + SKU_ID_LOW_CHANNEL = 4, + SKU_ID_HIGH_CHANNEL = 5, }; static const unsigned int ram_voltages[ADC_LEVELS] = { @@ -34,6 +38,8 @@ static const unsigned int ram_voltages[ADC_LEVELS] = { static const unsigned int *adc_voltages[] = { [RAM_ID_LOW_CHANNEL] = ram_voltages, [RAM_ID_HIGH_CHANNEL] = ram_voltages, + [SKU_ID_LOW_CHANNEL] = ram_voltages, + [SKU_ID_HIGH_CHANNEL] = ram_voltages, }; static uint32_t get_adc_index(unsigned int channel) @@ -54,6 +60,24 @@ static uint32_t get_adc_index(unsigned int channel) return id; } +uint32_t sku_id(void) +{ + static uint32_t cached_sku_code = BOARD_ID_INIT; + + if (cached_sku_code == BOARD_ID_INIT) { + cached_sku_code = google_chromeec_get_board_sku(); + + if (cached_sku_code == CROS_SKU_UNKNOWN) { + printk(BIOS_WARNING, "Failed to get SKU code from EC\n"); + cached_sku_code = (get_adc_index(SKU_ID_HIGH_CHANNEL) << 4 | + get_adc_index(SKU_ID_LOW_CHANNEL)); + } + printk(BIOS_DEBUG, "SKU Code: %#02x\n", cached_sku_code); + } + + return cached_sku_code; +} + uint32_t ram_code(void) { static uint32_t cached_ram_code = BOARD_ID_INIT; |