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mb/google/rauru: Implement SKU ID

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Retrieve the SKU ID for Rauru via CBI interface. If that failed
(or no data found), fall back to ADC channels for SKU ID.

TEST=Build pass, boot ok, log show:
SKU Code: 0x2
BUG=b:317009620

Change-Id: I49ba6f428f55d3aae1b84a4d5ce06bec765caece
Signed-off-by: Jarried Lin <jarried.lin@mediatek.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/85666
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Yidi Lin <yidilin@google.com>
This commit is contained in:
Jarried Lin 2024-12-23 17:17:17 +08:00 • committed by Yidi Lin
commit b3edaa7b10
2 changed files with 25 additions and 0 deletions
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1
src/mainboard/google/rauru/Kconfig
View file

@ -26,6 +26,7 @@ config BOARD_SPECIFIC_OPTIONS
select CHROMEOS_USE_EC_WATCHDOG_FLAG if CHROMEOS
select EC_GOOGLE_CHROMEEC
select EC_GOOGLE_CHROMEEC_BOARDID
select EC_GOOGLE_CHROMEEC_SKUID
select EC_GOOGLE_CHROMEEC_SPI
select I2C_TPM if VBOOT
select MAINBOARD_HAS_TPM2 if VBOOT

24
src/mainboard/google/rauru/boardid.c
View file

@ -3,6 +3,7 @@
#include <assert.h>
#include <boardid.h>
#include <console/console.h>
#include <device/mmio.h>
#include <ec/google/chromeec/ec.h>
#include <soc/mt6363_sdmadc.h>
@ -10,6 +11,10 @@
#define ADC_LEVELS 8
DEFINE_BITFIELD(STORAGE_TYPE, 11, 9);
DEFINE_BITFIELD(CPU_TYPE, 8, 8);
DEFINE_BITFIELD(PANEL_TYPE, 7, 0);
enum {
/* Storage IDs */
STORAGE_ID_LOW_CHANNEL = AUXADC_CHAN_VIN1,
@ -75,3 +80,22 @@ enum ufs_type storage_type(uint32_t index)
}
return UFS_UNKNOWN;
}
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 ||
cached_sku_code == CROS_SKU_UNPROVISIONED) {
printk(BIOS_WARNING, "Failed to get SKU code from EC\n");
cached_sku_code = CROS_SKU_UNPROVISIONED;
SET32_BITFIELDS(&cached_sku_code, STORAGE_TYPE, storage_id());
}
printk(BIOS_DEBUG, "SKU Code: %#02x\n", cached_sku_code);
}
return cached_sku_code;
}