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authorNick Vaccaro <nvaccaro@google.com>2021-10-12 18:41:33 -0700
committerNick Vaccaro <nvaccaro@google.com>2021-12-07 00:18:01 +0000
commitb049eb2d99560fb6b5685965d433f4b1d5e24898 (patch)
treebe1aa56e62278668ef6d9d40b963bf9179bb90a4
parent12f216bf87e465d65614ae23142b5f01e960ea22 (diff)
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>
-rw-r--r--src/mainboard/google/brya/variants/baseboard/brya/gpio.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/src/mainboard/google/brya/variants/baseboard/brya/gpio.c b/src/mainboard/google/brya/variants/baseboard/brya/gpio.c
index a28f873ed9..0583930b6c 100644
--- a/src/mainboard/google/brya/variants/baseboard/brya/gpio.c
+++ b/src/mainboard/google/brya/variants/baseboard/brya/gpio.c
@@ -456,3 +456,21 @@ const struct pad_config *__weak variant_romstage_gpio_table(size_t *num)
*num = 0;
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;
+}