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-rw-r--r--src/mainboard/google/oak/mainboard.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/src/mainboard/google/oak/mainboard.c b/src/mainboard/google/oak/mainboard.c
index 52d6bd41d7..15454183d4 100644
--- a/src/mainboard/google/oak/mainboard.c
+++ b/src/mainboard/google/oak/mainboard.c
@@ -21,12 +21,65 @@
#include <device/device.h>
#include <gpio.h>
+#include <soc/bl31_plat_params.h>
#include <soc/mt6391.h>
#include <soc/mtcmos.h>
#include <soc/pinmux.h>
#include <soc/pll.h>
#include <soc/usb.h>
+static void register_da9212_to_bl31(void)
+{
+#if IS_ENABLED(CONFIG_ARM64_USE_ARM_TRUSTED_FIRMWARE)
+ static struct bl31_da9212_param param_da9212 = {
+ .h = {
+ .type = PARAM_CLUSTER1_DA9212,
+ },
+ .i2c_bus = 1,
+ .ic_en = {
+ .type = PARAM_GPIO_SOC,
+ .polarity = PARAM_GPIO_ACTIVE_HIGH,
+ .index = PAD_UCTS2,
+ },
+ .en_a = {
+ .type = PARAM_GPIO_MT6391,
+ .polarity = PARAM_GPIO_ACTIVE_HIGH,
+ .index = MT6391_KP_ROW4,
+ },
+ .en_b = {
+ .type = PARAM_GPIO_NONE,
+ },
+ };
+ register_bl31_param(&param_da9212.h);
+#endif
+}
+
+static void register_mt6311_to_bl31(void)
+{
+#if IS_ENABLED(CONFIG_ARM64_USE_ARM_TRUSTED_FIRMWARE)
+ static struct bl31_mt6311_param param_mt6311 = {
+ .h = {
+ .type = PARAM_CLUSTER1_MT6311,
+ },
+ .i2c_bus = 1,
+ };
+ register_bl31_param(&param_mt6311.h);
+#endif
+}
+
+static void configure_bl31(void)
+{
+ switch (board_id()) {
+ case 2:
+ register_da9212_to_bl31();
+ break;
+ default:
+ /* rev-3 and rev-4 use mt6311 as external buck */
+ register_mt6311_to_bl31();
+ break;
+ }
+}
+
static void configure_audio(void)
{
mtcmos_audio_power_on();
@@ -116,6 +169,7 @@ static void mainboard_init(device_t dev)
configure_audio();
configure_backlight();
configure_usb();
+ configure_bl31();
}
static void mainboard_enable(device_t dev)