Yunlong Jia | 7698ebe | 2023-11-07 11:13:30 +0000 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| 2 | |
| 3 | #include <baseboard/gpio.h> |
| 4 | #include <baseboard/variants.h> |
| 5 | #include <console/console.h> |
| 6 | #include <fw_config.h> |
| 7 | |
| 8 | void variant_update_soc_chip_config(struct soc_intel_alderlake_config *config) |
| 9 | { |
| 10 | if (!fw_config_probe(FW_CONFIG(DB_USB, DB_C_A_LTE))) { |
| 11 | printk(BIOS_INFO, "Disable usb2_port5 and usb3_port3 of WWAN.\n"); |
| 12 | |
| 13 | config->usb2_ports[4].enable = 0; |
| 14 | config->usb2_ports[4].ocpin = OC_SKIP; |
| 15 | config->usb2_ports[4].tx_bias = USB2_BIAS_0MV; |
| 16 | config->usb2_ports[4].tx_emp_enable = USB2_EMP_OFF; |
| 17 | config->usb2_ports[4].pre_emp_bias = USB2_BIAS_0MV; |
| 18 | config->usb2_ports[4].pre_emp_bit = USB2_HALF_BIT_PRE_EMP; |
| 19 | |
| 20 | config->usb3_ports[2].enable = 0; |
| 21 | config->usb3_ports[2].ocpin = OC_SKIP; |
| 22 | config->usb3_ports[2].tx_de_emp = 0x00; |
| 23 | config->usb3_ports[2].tx_downscale_amp = 0x00; |
| 24 | } |
| 25 | |
| 26 | if (!fw_config_probe(FW_CONFIG(WFC, WFC_PRESENT))) { |
| 27 | printk(BIOS_INFO, "Disable usb2_port7 of WFC.\n"); |
| 28 | config->usb2_ports[6].enable = 0; |
| 29 | config->usb2_ports[6].ocpin = OC_SKIP; |
| 30 | config->usb2_ports[6].tx_bias = USB2_BIAS_0MV; |
| 31 | config->usb2_ports[6].tx_emp_enable = USB2_EMP_OFF; |
| 32 | config->usb2_ports[6].pre_emp_bias = USB2_BIAS_0MV; |
| 33 | config->usb2_ports[6].pre_emp_bit = USB2_HALF_BIT_PRE_EMP; |
| 34 | } |
| 35 | |
| 36 | if (fw_config_probe(FW_CONFIG(DB_USB, DB_A))) { |
| 37 | printk(BIOS_INFO, "Disable typec aux_bias_pads in the SOC.\n"); |
| 38 | config->typec_aux_bias_pads[1].pad_auxp_dc = 0x00; |
| 39 | config->typec_aux_bias_pads[1].pad_auxn_dc = 0x00; |
| 40 | } |
| 41 | } |