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/* 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 rx_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__ */
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