mb/google/brya: add list of gpios to lock

Add a list of gpios to lock for brya.  This currently includes
GPIOs connected to the FPMCU.

BUG=b:201430600
TEST='emerge-brya coreboot chromeos-bootimage', flash and verify that
brya0 boots successfully to kernel.

Change-Id: Idea42a58575c280be0770d38f934acdf5508c45d
Signed-off-by: Nick Vaccaro <nvaccaro@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/58353
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
This commit is contained in:
Nick Vaccaro 2021-10-12 18:41:33 -07:00
parent 12f216bf87
commit b049eb2d99
1 changed files with 18 additions and 0 deletions

View File

@ -456,3 +456,21 @@ const struct pad_config *__weak variant_romstage_gpio_table(size_t *num)
*num = 0; *num = 0;
return NULL; return NULL;
} }
static struct gpio_lock_config lockable_brya_gpios[] = {
{ GPP_B6, GPIO_LOCK_CONFIG }, /* PCH_I2C_TPM_SCL */
{ GPP_B7, GPIO_LOCK_CONFIG }, /* PCH_I2C_TPM_SDA */
{ GPP_A13, GPIO_LOCK_CONFIG }, /* GSC_PCH_INT_ODL */
{ GPP_E15, GPIO_LOCK_CONFIG }, /* PCH_WP_OD */
{ GPP_F11, GPIO_LOCK_CONFIG }, /* GSPI_PCH_CLK_FPMCU_R */
{ GPP_F13, GPIO_LOCK_CONFIG }, /* GSPI_PCH_D1_FPMCU_D0 */
{ GPP_F12, GPIO_LOCK_CONFIG }, /* GSPI_PCH_D0_FPMCU_D1_R */
{ GPP_F15, GPIO_LOCK_CONFIG }, /* FPMCU_INT_L */
{ GPP_F16, GPIO_LOCK_CONFIG }, /* GSPI_PCH_CS_FPMCU_R_L */
};
const struct gpio_lock_config *mb_gpio_lock_config(size_t *num)
{
*num = ARRAY_SIZE(lockable_brya_gpios);
return lockable_brya_gpios;
}