mb/google/octopus: Configure WiFi wake as NC when using CNVi

When CNVi is being used, external wake using GPIO_119 is not
required. This change configures GPIO_119 as PAD_NC if CNVi is taken
out of reset.

BUG=b:112371978

Change-Id: Ifee90f428ed43c4d7c612c170476aff43b4a33ce
Signed-off-by: Furquan Shaikh <furquan@google.com>
Reviewed-on: https://review.coreboot.org/27993
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Justin TerAvest <teravest@chromium.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>

src/mainboard/google/octopus/mainboard.c

@@ -50,6 +50,15 @@ static bool is_cnvi_held_in_reset(void)
 	return false;
 }
 
+static void disable_wifi_wake(void)
+{
+	static const struct pad_config wifi_wake_gpio[] = {
+		PAD_NC(GPIO_119, UP_20K),
+	};
+
+	gpio_configure_pads(wifi_wake_gpio, ARRAY_SIZE(wifi_wake_gpio));
+}
+
 static void mainboard_init(void *chip_info)
 {
 	int boardid;
@@ -66,6 +75,9 @@ static void mainboard_init(void *chip_info)
 	gpio_configure_pads_with_override(base_pads, base_num,
 			override_pads, override_num);
 
+	if (!is_cnvi_held_in_reset())
+		disable_wifi_wake();
+
 	mainboard_ec_init();
 }