pf1550_profiles.hpp

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#pragma once
 
#include <array>
#include <cstdint>
 
namespace pf1550::profiles {
 
struct RegisterWrite {
  uint8_t reg;
  uint8_t value;
  uint32_t delay_us;
};
 
inline constexpr std::array<RegisterWrite, 14> kPortentaH7Default = {{
    {0x4F, 0x00, 0},   // LDO2 -> 1.8 V
    {0x4C, 0x05, 0},   // LDO1 -> 1.0 V
    {0x4D, 0x0F, 0},   // LDO1 enable
    {0x52, 0x09, 0},   // LDO3 -> 1.2 V
    {0x53, 0x0F, 0},   // LDO3 enable
    {0x58, 0x03, 0},   // PWRCTRL0: STANDBYDLY = 3, STANDBYINV = 0
    {0x9C, 0x80, 1000}, // charger LED duty (Portenta bootloader)
    {0x9E, 0x20, 1000}, // disable charger LED
    {0x42, 0x02, 1000}, // SW3_CTRL1: current limit 1.5 A typical (Table 126)
    {0x94, 0xA0, 0},   // VBUS input limit 1500 mA
    {0x3B, 0x01, 0},   // SW2_CTRL: on in RUN only
    {0x35, 0x01, 0},   // SW1 ctrl
    {0x41, 0x0F, 0},   // SW3 ctrl
    {0x50, 0x0F, 0},   // LDO2 commit / final enable (must be last)
}};
 
inline constexpr const char* kPortentaH7DefaultName = "portenta_h7_default";
 
inline constexpr std::array<RegisterWrite, 14> kPortentaH7Carrier = {{
    {0x35, 0x0F, 5000}, // SW1 enable (delay for +3V1SW before LDOs)
    {0x4F, 0x00, 0},    // LDO2 -> 1.8 V
    {0x4C, 0x05, 0},    // LDO1 -> 1.0 V
    {0x4D, 0x0F, 0},    // LDO1 enable
    {0x52, 0x09, 0},    // LDO3 -> 1.2 V
    {0x53, 0x0F, 0},    // LDO3 enable
    {0x58, 0x03, 0},    // PWRCTRL0: STANDBYDLY = 3, STANDBYINV = 0
    {0x9C, 0x80, 1000}, // charger LED duty
    {0x9E, 0x20, 1000}, // disable charger LED (CHGB blips)
    {0x42, 0x02, 1000}, // SW3_CTRL1: current limit 1.5 A typical (Table 126)
    {0x94, 0xA0, 0},    // VBUS input limit 1500 mA
    {0x3B, 0x0F, 0},    // SW2 ctrl — full enable for carrier
    {0x41, 0x0F, 0},    // SW3 ctrl
    {0x50, 0x0F, 0},    // LDO2 commit / final enable (must be last)
}};
 
inline constexpr const char* kPortentaH7CarrierName = "portenta_h7_carrier";
 
} // namespace pf1550::profiles