1 files changed, 67 insertions, 0 deletions
diff --git a/src/mainboard/starlabs/starbook/variants/tgl/devtree.c b/src/mainboard/starlabs/starbook/variants/tgl/devtree.c
new file mode 100644
index 0000000000..1c280c4a34
--- /dev/null
+++ b/src/mainboard/starlabs/starbook/variants/tgl/devtree.c
@@ -0,0 +1,67 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <chip.h>
+#include <cpu/intel/turbo.h>
+#include <device/device.h>
+#include <device/pci_def.h>
+#include <option.h>
+#include <types.h>
+#include <variants.h>
+
+void devtree_update(void)
+{
+	config_t *cfg = config_of_soc();
+
+	struct soc_power_limits_config *soc_conf_2core =
+		&cfg->power_limits_config[POWER_LIMITS_U_2_CORE];
+
+	struct soc_power_limits_config *soc_conf_4core =
+		&cfg->power_limits_config[POWER_LIMITS_U_4_CORE];
+
+	struct device *nic_dev = pcidev_on_root(0x14, 3);
+	struct device *tbt_pci_dev = pcidev_on_root(0x07, 0);
+	struct device *tbt_dma_dev = pcidev_on_root(0x0d, 2);
+
+
+	/* Update PL1 & PL2 based on CMOS settings */
+	switch (get_power_profile(PP_POWER_SAVER)) {
+	case PP_POWER_SAVER:
+		disable_turbo();
+		soc_conf_2core->tdp_pl1_override	= 15;
+		soc_conf_4core->tdp_pl1_override	= 15;
+		soc_conf_2core->tdp_pl2_override	= 15;
+		soc_conf_4core->tdp_pl2_override	= 15;
+		cfg->tcc_offset				= 20;
+		break;
+	case PP_BALANCED:
+		soc_conf_2core->tdp_pl1_override	= 15;
+		soc_conf_4core->tdp_pl1_override	= 15;
+		soc_conf_2core->tdp_pl2_override	= 25;
+		soc_conf_4core->tdp_pl2_override	= 25;
+		cfg->tcc_offset				= 15;
+		break;
+	case PP_PERFORMANCE:
+		soc_conf_2core->tdp_pl1_override	= 28;
+		soc_conf_4core->tdp_pl1_override	= 28;
+		soc_conf_2core->tdp_pl2_override	= 40;
+		soc_conf_4core->tdp_pl2_override	= 40;
+		cfg->tcc_offset				= 10;
+		break;
+	}
+
+	/* Enable/Disable Wireless based on CMOS settings */
+	if (get_uint_option("wireless", 1) == 0)
+		nic_dev->enabled = 0;
+
+	/* Enable/Disable Webcam based on CMOS settings */
+	cfg->usb2_ports[CONFIG_CCD_PORT].enable = get_uint_option("webcam", 1);
+
+	/* Enable/Disable Thunderbolt based on CMOS settings */
+	if (get_uint_option("thunderbolt", 1) == 0) {
+		cfg->UsbTcPortEn = 0;
+		cfg->TcssXhciEn = 0;
+		cfg->TcssD3ColdDisable = 0;
+		tbt_pci_dev->enabled = 0;
+		tbt_dma_dev->enabled = 0;
+	}
+}