| // Copyright 2018 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 "src/devices/board/drivers/sherlock/sherlock.h" |
| |
| #include <assert.h> |
| #include <fidl/fuchsia.hardware.platform.bus/cpp/driver/fidl.h> |
| #include <fidl/fuchsia.hardware.platform.bus/cpp/fidl.h> |
| #include <lib/ddk/binding.h> |
| #include <lib/ddk/binding_driver.h> |
| #include <lib/ddk/debug.h> |
| #include <lib/ddk/device.h> |
| #include <lib/ddk/driver.h> |
| #include <lib/ddk/platform-defs.h> |
| #include <stdint.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| #include <array> |
| |
| #include <bind/fuchsia/amlogic/platform/t931/cpp/bind.h> |
| #include <bind/fuchsia/cpp/bind.h> |
| #include <bind/fuchsia/google/platform/cpp/bind.h> |
| #include <bind/fuchsia/gpio/cpp/bind.h> |
| #include <bind/fuchsia/hardware/platform/bus/cpp/bind.h> |
| #include <fbl/algorithm.h> |
| #include <fbl/alloc_checker.h> |
| |
| #include "src/devices/board/drivers/sherlock/sherlock-gpios.h" |
| |
| namespace sherlock { |
| namespace fpbus = fuchsia_hardware_platform_bus; |
| |
| zx_status_t Sherlock::Create(void* ctx, zx_device_t* parent) { |
| iommu_protocol_t iommu; |
| |
| auto endpoints = fdf::CreateEndpoints<fpbus::PlatformBus>(); |
| if (endpoints.is_error()) { |
| return endpoints.error_value(); |
| } |
| |
| zx_status_t status = device_connect_runtime_protocol( |
| parent, fpbus::Service::PlatformBus::ServiceName, fpbus::Service::PlatformBus::Name, |
| endpoints->server.TakeHandle().release()); |
| if (status != ZX_OK) { |
| return status; |
| } |
| |
| fdf::WireSyncClient<fpbus::PlatformBus> pbus(std::move(endpoints->client)); |
| |
| status = device_get_protocol(parent, ZX_PROTOCOL_IOMMU, &iommu); |
| if (status != ZX_OK) { |
| return status; |
| } |
| |
| fbl::AllocChecker ac; |
| auto board = fbl::make_unique_checked<Sherlock>(&ac, parent, pbus.TakeClientEnd(), &iommu); |
| if (!ac.check()) { |
| return ZX_ERR_NO_MEMORY; |
| } |
| |
| { |
| fuchsia_hardware_platform_bus::Service::InstanceHandler handler({ |
| .platform_bus = fit::bind_member<&Sherlock::Serve>(board.get()), |
| }); |
| auto result = |
| board->outgoing_.AddService<fuchsia_hardware_platform_bus::Service>(std::move(handler)); |
| if (result.is_error()) { |
| zxlogf(ERROR, "AddService failed: %s", result.status_string()); |
| return result.error_value(); |
| } |
| } |
| |
| auto directory_endpoints = fidl::CreateEndpoints<fuchsia_io::Directory>(); |
| if (directory_endpoints.is_error()) { |
| return directory_endpoints.status_value(); |
| } |
| |
| { |
| auto result = board->outgoing_.Serve(std::move(directory_endpoints->server)); |
| if (result.is_error()) { |
| zxlogf(ERROR, "Failed to serve the outgoing directory: %s", result.status_string()); |
| return result.error_value(); |
| } |
| } |
| |
| constexpr zx_device_prop_t kBoardDriverProps[] = { |
| {BIND_PLATFORM_DEV_VID, 0, bind_fuchsia_google_platform::BIND_PLATFORM_DEV_VID_GOOGLE}, |
| {BIND_PLATFORM_DEV_DID, 0, bind_fuchsia_google_platform::BIND_PLATFORM_DEV_DID_POST_INIT}, |
| }; |
| |
| std::array<const char*, 1> fidl_service_offers{fuchsia_hardware_platform_bus::Service::Name}; |
| status = board->DdkAdd(ddk::DeviceAddArgs("sherlock") |
| .set_props(kBoardDriverProps) |
| .set_outgoing_dir(directory_endpoints->client.TakeChannel()) |
| .set_runtime_service_offers(fidl_service_offers)); |
| if (status != ZX_OK) { |
| return status; |
| } |
| |
| // devmgr is now in charge of the device. |
| [[maybe_unused]] auto* dummy = board.release(); |
| return ZX_OK; |
| } |
| |
| int Sherlock::Start() { |
| // Load protocol implementation drivers first. |
| if (SysmemInit() != ZX_OK) { |
| zxlogf(ERROR, "SysmemInit() failed"); |
| return -1; |
| } |
| |
| if (I2cInit() != ZX_OK) { |
| zxlogf(ERROR, "I2cInit() failed"); |
| } |
| |
| if (SpiInit() != ZX_OK) { |
| zxlogf(ERROR, "SpiInit() failed"); |
| } |
| |
| if (ThermalInit() != ZX_OK) { |
| zxlogf(ERROR, "ThermalInit() failed"); |
| } |
| |
| if (EmmcInit() != ZX_OK) { |
| zxlogf(ERROR, "EmmcInit() failed"); |
| } |
| |
| if (SdioInit() != ZX_OK) { |
| zxlogf(ERROR, "SdioInit() failed"); |
| } |
| |
| if (BluetoothInit() != ZX_OK) { |
| zxlogf(ERROR, "BluetoothInit() failed"); |
| } |
| |
| if (CameraInit() != ZX_OK) { |
| zxlogf(ERROR, "CameraInit() failed"); |
| } |
| |
| if (AudioInit() != ZX_OK) { |
| zxlogf(ERROR, "AudioInit() failed"); |
| } |
| |
| if (LightInit() != ZX_OK) { |
| zxlogf(ERROR, "LightInit() failed"); |
| return -1; |
| } |
| |
| // ClkInit() must be called after other subsystems that bind to clock have had a chance to add |
| // their init steps. |
| if (ClkInit() != ZX_OK) { |
| zxlogf(ERROR, "ClkInit() failed"); |
| return -1; |
| } |
| |
| // GpioInit() must be called after other subsystems that bind to GPIO have had a chance to add |
| // their init steps. |
| if (GpioInit() != ZX_OK) { |
| zxlogf(ERROR, "GpioInit() failed"); |
| return -1; |
| } |
| |
| if (AddPostInitDevice() != ZX_OK) { |
| zxlogf(ERROR, "AddPostInitDevice() failed"); |
| return -1; |
| } |
| |
| if (RegistersInit() != ZX_OK) { |
| zxlogf(ERROR, "RegistersInit() failed"); |
| return -1; |
| } |
| |
| if (CpuInit() != ZX_OK) { |
| zxlogf(ERROR, "CpuInit() failed\n"); |
| } |
| |
| if (CanvasInit() != ZX_OK) { |
| zxlogf(ERROR, "CanvasInit() failed"); |
| } |
| |
| if (PwmInit() != ZX_OK) { |
| zxlogf(ERROR, "PwmInit() failed"); |
| } |
| |
| // Then the platform device drivers. |
| if (UsbInit() != ZX_OK) { |
| zxlogf(ERROR, "UsbInit() failed"); |
| } |
| |
| if (TeeInit() != ZX_OK) { |
| zxlogf(ERROR, "TeeInit() failed"); |
| } |
| |
| if (VideoInit() != ZX_OK) { |
| zxlogf(ERROR, "VideoInit() failed"); |
| } |
| |
| if (VideoEncInit() != ZX_OK) { |
| zxlogf(ERROR, "VideoEncInit() failed"); |
| } |
| |
| if (HevcEncInit() != ZX_OK) { |
| zxlogf(ERROR, "HevcEncInit() failed"); |
| } |
| |
| if (MaliInit() != ZX_OK) { |
| zxlogf(ERROR, "MaliInit() failed"); |
| } |
| |
| if (NnaInit() != ZX_OK) { |
| zxlogf(ERROR, "NnaInit() failed"); |
| } |
| |
| if (ButtonsInit() != ZX_OK) { |
| zxlogf(ERROR, "ButtonsInit() failed"); |
| } |
| |
| if (OtRadioInit() != ZX_OK) { |
| zxlogf(ERROR, "OtRadioInit() failed"); |
| } |
| |
| if (SecureMemInit() != ZX_OK) { |
| zxlogf(ERROR, "SecureMbemInit failed"); |
| } |
| |
| if (BacklightInit() != ZX_OK) { |
| zxlogf(ERROR, "BacklightInit() failed"); |
| } |
| |
| if (RamCtlInit() != ZX_OK) { |
| zxlogf(ERROR, "RamCtlInit failed"); |
| } |
| |
| if (auto result = AdcInit(); result.is_error()) { |
| zxlogf(ERROR, "AdcInit failed: %d", result.error_value()); |
| } |
| |
| if (ThermistorInit() != ZX_OK) { |
| zxlogf(ERROR, "ThermistorInit failed"); |
| } |
| |
| ZX_ASSERT_MSG(clock_init_steps_.empty(), "Clock init steps added but not applied"); |
| ZX_ASSERT_MSG(gpio_init_steps_.empty(), "GPIO init steps added but not applied"); |
| |
| return 0; |
| } |
| |
| void Sherlock::DdkInit(ddk::InitTxn txn) { txn.Reply(Start() == 0 ? ZX_OK : ZX_ERR_INTERNAL); } |
| |
| void Sherlock::DdkRelease() { delete this; } |
| |
| zx_status_t Sherlock::AddPostInitDevice() { |
| constexpr std::array<uint32_t, 7> kPostInitGpios{ |
| bind_fuchsia_amlogic_platform_t931::GPIOA_PIN_ID_PIN_11, |
| bind_fuchsia_amlogic_platform_t931::GPIOA_PIN_ID_PIN_12, |
| bind_fuchsia_amlogic_platform_t931::GPIOC_PIN_ID_PIN_4, |
| bind_fuchsia_amlogic_platform_t931::GPIOC_PIN_ID_PIN_5, |
| bind_fuchsia_amlogic_platform_t931::GPIOC_PIN_ID_PIN_6, |
| bind_fuchsia_amlogic_platform_t931::GPIOH_PIN_ID_PIN_0, |
| bind_fuchsia_amlogic_platform_t931::GPIOH_PIN_ID_PIN_2, |
| }; |
| |
| const ddk::BindRule post_init_rules[] = { |
| ddk::MakeAcceptBindRule(bind_fuchsia_hardware_platform_bus::SERVICE, |
| bind_fuchsia_hardware_platform_bus::SERVICE_DRIVERTRANSPORT), |
| ddk::MakeAcceptBindRule(bind_fuchsia::PLATFORM_DEV_VID, |
| bind_fuchsia_google_platform::BIND_PLATFORM_DEV_VID_GOOGLE), |
| ddk::MakeAcceptBindRule(bind_fuchsia::PLATFORM_DEV_DID, |
| bind_fuchsia_google_platform::BIND_PLATFORM_DEV_DID_POST_INIT), |
| }; |
| const device_bind_prop_t post_init_properties[] = { |
| ddk::MakeProperty(bind_fuchsia_hardware_platform_bus::SERVICE, |
| bind_fuchsia_hardware_platform_bus::SERVICE_DRIVERTRANSPORT), |
| ddk::MakeProperty(bind_fuchsia::PLATFORM_DEV_VID, |
| bind_fuchsia_google_platform::BIND_PLATFORM_DEV_VID_GOOGLE), |
| ddk::MakeProperty(bind_fuchsia::PLATFORM_DEV_DID, |
| bind_fuchsia_google_platform::BIND_PLATFORM_DEV_DID_POST_INIT), |
| }; |
| |
| auto spec = ddk::CompositeNodeSpec(post_init_rules, post_init_properties); |
| for (const uint32_t pin : kPostInitGpios) { |
| const ddk::BindRule gpio_rules[] = { |
| ddk::MakeAcceptBindRule(bind_fuchsia::PROTOCOL, bind_fuchsia_gpio::BIND_PROTOCOL_DEVICE), |
| ddk::MakeAcceptBindRule(bind_fuchsia::GPIO_PIN, pin), |
| }; |
| const device_bind_prop_t gpio_properties[] = { |
| ddk::MakeProperty(bind_fuchsia::PROTOCOL, bind_fuchsia_gpio::BIND_PROTOCOL_DEVICE), |
| ddk::MakeProperty(bind_fuchsia::GPIO_PIN, pin), |
| }; |
| spec.AddParentSpec(gpio_rules, gpio_properties); |
| } |
| |
| if (zx_status_t status = DdkAddCompositeNodeSpec("post-init", spec); status != ZX_OK) { |
| zxlogf(ERROR, "Failed to add board info composite: %s", zx_status_get_string(status)); |
| return status; |
| } |
| |
| return ZX_OK; |
| } |
| |
| static constexpr zx_driver_ops_t driver_ops = []() { |
| zx_driver_ops_t ops = {}; |
| ops.version = DRIVER_OPS_VERSION; |
| ops.bind = Sherlock::Create; |
| return ops; |
| }(); |
| |
| } // namespace sherlock |
| |
| ZIRCON_DRIVER(sherlock, sherlock::driver_ops, "zircon", "0.1"); |