mb/google/octopus: do LPC/eSPI pad configuration at board-level

Do LPC/eSPI pad configuration at board-level to match other platforms by
adding an appropriate early gpio table in the bootblock.

The soc code gets dropped in CB:49410.

Change-Id: Ie33bae481f430a1c4410a0a4e2b2a34a3e78adaa
Signed-off-by: Michael Niewöhner <foss@mniewoehner.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/49411
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

2 files changed, 11 insertions, 0 deletions

diff --git a/src/mainboard/google/octopus/variants/baseboard/gpio.c b/src/mainboard/google/octopus/variants/baseboard/gpio.c
index 21d42683df..b99ec4fc19 100644
--- a/src/mainboard/google/octopus/variants/baseboard/gpio.c
+++ b/src/mainboard/google/octopus/variants/baseboard/gpio.c
@@ -292,6 +292,16 @@ const struct pad_config *__weak variant_early_override_gpio_table(size_t *num)
 	return NULL;
 }
 
+static const struct pad_config early_bootblock_gpio_table[] = {
+	PAD_NC(GPIO_154, NONE), /* LPC_CLKRUNB -- NC for eSPI */
+};
+
+const struct pad_config *mainboard_early_bootblock_gpio_table(size_t *num)
+{
+	*num = ARRAY_SIZE(early_bootblock_gpio_table);
+	return early_bootblock_gpio_table;
+}
+
 /* GPIOs needed prior to ramstage. */
 static const struct pad_config early_gpio_table[] = {
 	PAD_CFG_GPI(GPIO_190, NONE, DEEP), /* PCH_WP_OD */
diff --git a/src/mainboard/google/octopus/variants/baseboard/include/baseboard/variants.h b/src/mainboard/google/octopus/variants/baseboard/include/baseboard/variants.h
index f39a786f11..5f2c6e25bb 100644
--- a/src/mainboard/google/octopus/variants/baseboard/include/baseboard/variants.h
+++ b/src/mainboard/google/octopus/variants/baseboard/include/baseboard/variants.h
@@ -10,6 +10,7 @@
 
 /* The next set of functions return the gpio table and fill in the number of
  * entries for each table. */
+const struct pad_config *mainboard_early_bootblock_gpio_table(size_t *num);
 const struct pad_config *variant_base_gpio_table(size_t *num);
 const struct pad_config *variant_override_gpio_table(size_t *num);
 const struct pad_config *variant_early_gpio_table(size_t *num);