| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #ifndef __PICASSO_CHIP_H__ |
| #define __PICASSO_CHIP_H__ |
| |
| #include <stddef.h> |
| #include <stdint.h> |
| #include <amdblocks/chip.h> |
| #include <commonlib/helpers.h> |
| #include <drivers/i2c/designware/dw_i2c.h> |
| #include <soc/i2c.h> |
| #include <soc/iomap.h> |
| #include <soc/southbridge.h> |
| #include <arch/x86/include/arch/smp/mpspec.h> /* point from top level */ |
| |
| /* |
| USB 2.0 PHY Parameters |
| */ |
| struct __packed usb2_phy_tune { |
| /* Disconnect Threshold Adjustment. Range 0 - 0x7 */ |
| uint8_t com_pds_tune; |
| /* Squelch Threshold Adjustment. Range 0 - 0x7 */ |
| uint8_t sq_rx_tune; |
| /* FS/LS Source Impedance Adjustment. Range 0 - 0xF */ |
| uint8_t tx_fsls_tune; |
| /* HS Transmitter Pre-Emphasis Curent Control. Range 0 - 0x3 */ |
| uint8_t tx_pre_emp_amp_tune; |
| /* HS Transmitter Pre-Emphasis Duration Control. Range: 0 - 0x1 */ |
| uint8_t tx_pre_emp_pulse_tune; |
| /* HS Transmitter Rise/Fall Time Adjustment. Range: 0 - 0x3 */ |
| uint8_t tx_rise_tune; |
| /* HS DC Voltage Level Adjustment. Range 0 - 0xF */ |
| uint8_t tx_vref_tune; |
| /* Transmitter High-Speed Crossover Adjustment. Range 0 - 0x3 */ |
| uint8_t tx_hsxv_tune; |
| /* USB Source Impedance Adjustment. Range 0 - 0x3. */ |
| uint8_t tx_res_tune; |
| }; |
| |
| /* force USB3 port to gen1, bit0 - controller0 Port0, bit1 - Port1, etc */ |
| union __packed usb3_force_gen1 { |
| struct { |
| uint8_t xhci0_port0:1; |
| uint8_t xhci0_port1:1; |
| uint8_t xhci0_port2:1; |
| uint8_t xhci0_port3:1; |
| } ports; |
| uint8_t usb3_port_force_gen1_en; |
| }; |
| |
| #define USB_PORT_COUNT 6 |
| |
| enum sd_emmc_driver_strength { |
| SD_EMMC_DRIVE_STRENGTH_B, |
| SD_EMMC_DRIVE_STRENGTH_A, |
| SD_EMMC_DRIVE_STRENGTH_C, |
| SD_EMMC_DRIVE_STRENGTH_D, |
| }; |
| |
| struct soc_amd_picasso_config { |
| struct soc_amd_common_config common_config; |
| /* |
| * If sb_reset_i2c_slaves() is called, this devicetree register |
| * defines which I2C SCL will be toggled 9 times at 100 KHz. |
| * For example, should we need I2C0 and I2C3 have their slave |
| * devices reseted by toggling SCL, use: |
| * |
| * register i2c_scl_reset = (GPIO_I2C0_SCL | GPIO_I2C3_SCL) |
| */ |
| u8 i2c_scl_reset; |
| struct dw_i2c_bus_config i2c[I2C_MASTER_DEV_COUNT]; |
| enum { |
| I2S_PINS_MAX_HDA = 0, /* HDA w/reset 3xSDI, SW w/Data0 */ |
| I2S_PINS_MAX_MHDA = 1, /* HDA no reset 3xSDI, SW w/Data0-1 */ |
| I2S_PINS_MIN_HDA = 2, /* HDA w/reset 1xSDI, SW w/Data0-2 */ |
| I2S_PINS_MIN_MHDA = 3, /* HDA no reset 1xSDI, SW w/Data0-3 */ |
| I2S_PINS_I2S_TDM = 4, |
| I2S_PINS_UNCONF = 7, /* All pads will be input mode */ |
| } acp_pin_cfg; |
| |
| /* Enable ACP I2S wake feature (0 = disable, 1 = enable) */ |
| u8 acp_i2s_wake_enable; |
| /* Enable ACP PME (0 = disable, 1 = enable) */ |
| u8 acp_pme_enable; |
| |
| /** |
| * IRQ 0 - 15 have a default trigger of edge and default polarity of high. |
| * If you have a device that requires a different configuration you can override the |
| * settings here. |
| */ |
| struct { |
| uint8_t irq; |
| /* See MP_IRQ_* from mpspec.h */ |
| uint8_t flags; |
| } irq_override[16]; |
| |
| /* Options for these are in src/arch/x86/include/acpi/acpi.h */ |
| uint16_t fadt_boot_arch; |
| uint32_t fadt_flags; |
| |
| /* System config index */ |
| uint8_t system_config; |
| |
| /* STAPM Configuration */ |
| uint32_t fast_ppt_limit_mW; |
| uint32_t slow_ppt_limit_mW; |
| uint32_t slow_ppt_time_constant_s; |
| uint32_t stapm_time_constant_s; |
| uint32_t sustained_power_limit_mW; |
| |
| /* Enable dptc for tablet mode (0 = disable, 1 = enable) */ |
| uint8_t dptc_enable; |
| |
| /* STAPM Configuration for tablet mode (need enable dptc_enable first) */ |
| uint32_t fast_ppt_limit_tablet_mode_mW; |
| uint32_t slow_ppt_limit_tablet_mode_mW; |
| uint32_t sustained_power_limit_tablet_mode_mW; |
| |
| /* PROCHOT_L de-assertion Ramp Time */ |
| uint32_t prochot_l_deassertion_ramp_time_ms; |
| |
| enum { |
| DOWNCORE_AUTO = 0, |
| DOWNCORE_1 = 1, /* Run with single core */ |
| DOWNCORE_2 = 3, /* Run with two cores */ |
| DOWNCORE_3 = 4, /* Run with three cores */ |
| } downcore_mode; |
| uint8_t smt_disable; /* 1=disable SMT, 0=enable SMT */ |
| |
| /* Lower die temperature limit */ |
| uint32_t thermctl_limit_degreeC; |
| uint32_t thermctl_limit_tablet_mode_degreeC; |
| |
| /* FP5 Processor Voltage Supply PSI Currents. 0 indicates use SOC default */ |
| uint32_t psi0_current_limit_mA; |
| uint32_t psi0_soc_current_limit_mA; |
| uint32_t vddcr_soc_voltage_margin_mV; |
| uint32_t vddcr_vdd_voltage_margin_mV; |
| |
| /* VRM Limits. 0 indicates use SOC default */ |
| uint32_t vrm_maximum_current_limit_mA; |
| uint32_t vrm_soc_maximum_current_limit_mA; |
| uint32_t vrm_current_limit_mA; |
| uint32_t vrm_soc_current_limit_mA; |
| |
| /* Misc SMU settings */ |
| uint8_t sb_tsi_alert_comparator_mode_en; |
| uint8_t core_dldo_bypass; |
| uint8_t min_soc_vid_offset; |
| uint8_t aclk_dpm0_freq_400MHz; |
| uint32_t telemetry_vddcr_vdd_slope_mA; |
| uint32_t telemetry_vddcr_vdd_offset; |
| uint32_t telemetry_vddcr_soc_slope_mA; |
| uint32_t telemetry_vddcr_soc_offset; |
| |
| struct { |
| /* |
| * SDHCI doesn't directly support eMMC. There is an implicit mapping between |
| * eMMC timing modes and SDHCI UHS-I timing modes defined in the linux |
| * kernel. |
| * |
| * HS -> UHS_SDR12 (0x00) |
| * DDR52 -> UHS_DDR50 (0x04) |
| * HS200 -> UHS_SDR104 (0x03) |
| * HS400 -> NONE (0x05) |
| * |
| * The kernel driver uses a heuristic to determine if HS400 is supported. |
| */ |
| enum { |
| SD_EMMC_DISABLE, |
| SD_EMMC_SD_LOW_SPEED, |
| SD_EMMC_SD_HIGH_SPEED, |
| SD_EMMC_SD_UHS_I_SDR_50, |
| SD_EMMC_SD_UHS_I_DDR_50, |
| SD_EMMC_SD_UHS_I_SDR_104, |
| SD_EMMC_EMMC_SDR_26, |
| SD_EMMC_EMMC_SDR_52, |
| SD_EMMC_EMMC_DDR_52, |
| SD_EMMC_EMMC_HS200, |
| SD_EMMC_EMMC_HS400, |
| SD_EMMC_EMMC_HS300, |
| } timing; |
| |
| /* |
| * Sets the driver strength reflected in the SDHCI Preset Value Registers. |
| * |
| * According to the SDHCI spec: |
| * The host should select the weakest drive strength that meets rise / |
| * fall time requirement at system operating frequency. |
| */ |
| enum sd_emmc_driver_strength sdr104_hs400_driver_strength; |
| enum sd_emmc_driver_strength ddr50_driver_strength; |
| enum sd_emmc_driver_strength sdr50_driver_strength; |
| |
| /* |
| * Sets the frequency in kHz reflected in the Initialization Preset Value |
| * Register. |
| * |
| * This value is used while in open-drain mode, and has a maximum value of |
| * 400 kHz. |
| */ |
| uint16_t init_khz_preset; |
| } emmc_config; |
| |
| /* Force USB3 port to gen1, bit0 - controller0 Port0, bit1 - Port1 */ |
| union usb3_force_gen1 usb3_port_force_gen1; |
| |
| uint8_t has_usb2_phy_tune_params; |
| struct usb2_phy_tune usb_2_port_tune_params[USB_PORT_COUNT]; |
| enum { |
| USB_OC_PIN_0 = 0x0, |
| USB_OC_PIN_1 = 0x1, |
| USB_OC_PIN_2 = 0x2, |
| USB_OC_PIN_3 = 0x3, |
| USB_OC_PIN_4 = 0x4, |
| USB_OC_PIN_5 = 0x5, |
| USB_OC_NONE = 0xf, |
| } usb_port_overcurrent_pin[USB_PORT_COUNT]; |
| |
| /* The array index is the general purpose PCIe clock output number. */ |
| enum gpp_clk_req_setting gpp_clk_config[GPP_CLK_OUTPUT_COUNT]; |
| }; |
| |
| typedef struct soc_amd_picasso_config config_t; |
| |
| extern struct device_operations pci_domain_ops; |
| |
| #endif /* __PICASSO_CHIP_H__ */ |