| // 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/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" |
| #include "src/devices/board/drivers/as370/as370-bind.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[] = { |
| {std::size(root_match), root_match}, |
| {std::size(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[] = { |
| {std::size(root_match), root_match}, |
| {std::size(cpu_power_match), cpu_power_match}, |
| }; |
| |
| static const device_fragment_t fragments[] = { |
| {"clock", std::size(cpu_clock_fragment), cpu_clock_fragment}, |
| {"power", std::size(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 |