blob: 7dfb8434e3877971cf00cc876167500c6cdda07d [file] [log] [blame]
// Copyright 2019 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <fuchsia/hardware/thermal/llcpp/fidl.h>
#include <ddk/binding.h>
#include <ddk/debug.h>
#include <ddk/metadata.h>
#include <ddk/platform-defs.h>
#include <soc/as370/as370-clk.h>
#include <soc/as370/as370-power.h>
#include <soc/as370/as370-thermal.h>
#include "as370.h"
namespace board_as370 {
using llcpp::fuchsia::hardware::thermal::OperatingPoint;
using llcpp::fuchsia::hardware::thermal::OperatingPointEntry;
using llcpp::fuchsia::hardware::thermal::PowerDomain;
using llcpp::fuchsia::hardware::thermal::ThermalDeviceInfo;
zx_status_t As370::ThermalInit() {
constexpr pbus_mmio_t thermal_mmios[] = {
{
.base = as370::kThermalBase,
.length = as370::kThermalSize,
},
};
constexpr ThermalDeviceInfo kThermalDeviceInfo = {
.active_cooling = false,
.passive_cooling = true,
.gpu_throttling = false,
.num_trip_points = 0,
.big_little = false,
.critical_temp_celsius = 0.0f,
.trip_point_info = {},
.opps =
fidl::Array<OperatingPoint, 2>{
OperatingPoint{
.opp =
fidl::Array<OperatingPointEntry, 16>{
// clang-format off
OperatingPointEntry{.freq_hz = 400'000'000, .volt_uv = 825'000},
OperatingPointEntry{.freq_hz = 800'000'000, .volt_uv = 825'000},
OperatingPointEntry{.freq_hz = 1'200'000'000, .volt_uv = 825'000},
OperatingPointEntry{.freq_hz = 1'400'000'000, .volt_uv = 825'000},
OperatingPointEntry{.freq_hz = 1'500'000'000, .volt_uv = 900'000},
OperatingPointEntry{.freq_hz = 1'800'000'000, .volt_uv = 900'000},
// clang-format on
},
.latency = 0,
.count = 6,
},
{
.opp = {},
.latency = 0,
.count = 0,
},
},
};
const pbus_metadata_t thermal_metadata[] = {
{
.type = DEVICE_METADATA_THERMAL_CONFIG,
.data_buffer = &kThermalDeviceInfo,
.data_size = sizeof(kThermalDeviceInfo),
},
};
static constexpr zx_bind_inst_t root_match[] = {
BI_MATCH(),
};
static constexpr zx_bind_inst_t cpu_clock_match[] = {
BI_ABORT_IF(NE, BIND_PROTOCOL, ZX_PROTOCOL_CLOCK),
BI_MATCH_IF(EQ, BIND_CLOCK_ID, as370::kClkCpu),
};
static const device_fragment_part_t cpu_clock_fragment[] = {
{fbl::count_of(root_match), root_match},
{fbl::count_of(cpu_clock_match), cpu_clock_match},
};
static constexpr zx_bind_inst_t cpu_power_match[] = {
BI_ABORT_IF(NE, BIND_PROTOCOL, ZX_PROTOCOL_POWER),
BI_MATCH_IF(EQ, BIND_POWER_DOMAIN, kBuckSoC),
};
static const device_fragment_part_t cpu_power_fragment[] = {
{fbl::count_of(root_match), root_match},
{fbl::count_of(cpu_power_match), cpu_power_match},
};
static const device_fragment_t fragments[] = {
{fbl::count_of(cpu_clock_fragment), cpu_clock_fragment},
{fbl::count_of(cpu_power_fragment), cpu_power_fragment},
};
pbus_dev_t thermal_dev = {};
thermal_dev.name = "thermal";
thermal_dev.vid = PDEV_VID_SYNAPTICS;
thermal_dev.did = PDEV_DID_AS370_THERMAL;
thermal_dev.mmio_list = thermal_mmios;
thermal_dev.mmio_count = countof(thermal_mmios);
thermal_dev.metadata_list = thermal_metadata;
thermal_dev.metadata_count = countof(thermal_metadata);
zx_status_t status =
pbus_.CompositeDeviceAdd(&thermal_dev, fragments, countof(fragments), UINT32_MAX);
if (status != ZX_OK) {
zxlogf(ERROR, "%s: ProtocolDeviceAdd failed: %d", __func__, status);
return status;
}
return ZX_OK;
}
} // namespace board_as370