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Diffstat (limited to 'src/mainboard/google/hatch/variants/baseboard/gpio.c')
-rw-r--r--src/mainboard/google/hatch/variants/baseboard/gpio.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/src/mainboard/google/hatch/variants/baseboard/gpio.c b/src/mainboard/google/hatch/variants/baseboard/gpio.c
index 68bbaabee1..b974e49ee8 100644
--- a/src/mainboard/google/hatch/variants/baseboard/gpio.c
+++ b/src/mainboard/google/hatch/variants/baseboard/gpio.c
@@ -411,6 +411,30 @@ const struct pad_config *__weak variant_gpio_table(size_t *num)
return gpio_table;
}
+/* Default GPIO settings before entering sleep. */
+static const struct pad_config default_sleep_gpio_table[] = {
+};
+
+/*
+ * GPIO settings before entering S5, which are same as
+ * default_sleep_gpio_table but also,
+ * turn off EN_PP3300_WWAN.
+ */
+static const struct pad_config s5_sleep_gpio_table[] = {
+ PAD_CFG_GPO(GPP_A18, 0, DEEP), /* EN_PP3300_WWAN */
+};
+
+const struct pad_config * __weak
+variant_sleep_gpio_table(u8 slp_typ, size_t *num)
+{
+ if (slp_typ == ACPI_S5) {
+ *num = ARRAY_SIZE(s5_sleep_gpio_table);
+ return s5_sleep_gpio_table;
+ }
+ *num = ARRAY_SIZE(default_sleep_gpio_table);
+ return default_sleep_gpio_table;
+}
+
/* GPIOs needed prior to ramstage. */
static const struct pad_config early_gpio_table[] = {
/* B15 : H1_SLAVE_SPI_CS_L */