| // 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 <fidl/fuchsia.driver.framework/cpp/fidl.h> |
| #include <fidl/fuchsia.hardware.gpio/cpp/wire.h> |
| #include <fidl/fuchsia.hardware.platform.bus/cpp/fidl.h> |
| #include <lib/ddk/binding.h> |
| #include <lib/ddk/debug.h> |
| #include <lib/ddk/device.h> |
| #include <lib/ddk/metadata.h> |
| #include <lib/ddk/platform-defs.h> |
| #include <lib/driver/component/cpp/composite_node_spec.h> |
| #include <lib/driver/component/cpp/node_add_args.h> |
| |
| #include <bind/fuchsia/amlogic/platform/s905d3/cpp/bind.h> |
| #include <bind/fuchsia/cpp/bind.h> |
| #include <bind/fuchsia/gpio/cpp/bind.h> |
| #include <bind/fuchsia/hardware/gpio/cpp/bind.h> |
| #include <ddk/metadata/buttons.h> |
| #include <ddktl/device.h> |
| #include <soc/aml-s905d2/s905d2-gpio.h> |
| #include <soc/aml-s905d2/s905d2-hw.h> |
| |
| #include "lib/fidl_driver/cpp/wire_messaging_declarations.h" |
| #include "src/devices/board/drivers/nelson/nelson.h" |
| |
| namespace nelson { |
| namespace fpbus = fuchsia_hardware_platform_bus; |
| using fuchsia_hardware_gpio::GpioFlags; |
| |
| // clang-format off |
| static const buttons_button_config_t buttons[] = { |
| {BUTTONS_TYPE_DIRECT, BUTTONS_ID_VOLUME_UP, 0, 0, 0}, |
| {BUTTONS_TYPE_DIRECT, BUTTONS_ID_VOLUME_DOWN, 1, 0, 0}, |
| {BUTTONS_TYPE_DIRECT, BUTTONS_ID_FDR, 2, 0, 0}, |
| {BUTTONS_TYPE_DIRECT, BUTTONS_ID_MIC_MUTE, 3, 0, 0}, |
| }; |
| // clang-format on |
| |
| // No need for internal pull, external pull-ups used. |
| static const buttons_gpio_config_t gpios[] = { |
| {BUTTONS_GPIO_TYPE_INTERRUPT, |
| BUTTONS_GPIO_FLAG_INVERTED, |
| {.interrupt = {static_cast<uint32_t>(GpioFlags::kPullUp)}}}, |
| {BUTTONS_GPIO_TYPE_INTERRUPT, |
| BUTTONS_GPIO_FLAG_INVERTED, |
| {.interrupt = {static_cast<uint32_t>(GpioFlags::kPullUp)}}}, |
| {BUTTONS_GPIO_TYPE_POLL, |
| BUTTONS_GPIO_FLAG_INVERTED, |
| {.poll = {static_cast<uint32_t>(GpioFlags::kNoPull), zx::msec(20).get()}}}, |
| {BUTTONS_GPIO_TYPE_POLL, |
| 0, |
| {.poll = {static_cast<uint32_t>(GpioFlags::kNoPull), zx::msec(20).get()}}}, |
| }; |
| |
| zx_status_t Nelson::ButtonsInit() { |
| fidl::Arena<> fidl_arena; |
| fdf::Arena buttons_arena('BTTN'); |
| |
| fpbus::Node dev = {{.name = "nelson-buttons", |
| .vid = PDEV_VID_GENERIC, |
| .pid = PDEV_PID_GENERIC, |
| .did = PDEV_DID_BUTTONS, |
| .metadata = std::vector<fpbus::Metadata>{ |
| {{.type = DEVICE_METADATA_BUTTONS_BUTTONS, |
| .data = std::vector<uint8_t>( |
| reinterpret_cast<const uint8_t*>(&buttons), |
| reinterpret_cast<const uint8_t*>(&buttons) + sizeof(buttons))}}, |
| {{.type = DEVICE_METADATA_BUTTONS_GPIOS, |
| .data = std::vector<uint8_t>( |
| reinterpret_cast<const uint8_t*>(&gpios), |
| reinterpret_cast<const uint8_t*>(&gpios) + sizeof(gpios))}}}}}; |
| |
| const std::vector<fuchsia_driver_framework::BindRule> kVolUpRules = { |
| fdf::MakeAcceptBindRule(bind_fuchsia_hardware_gpio::SERVICE, |
| bind_fuchsia_hardware_gpio::SERVICE_ZIRCONTRANSPORT), |
| fdf::MakeAcceptBindRule(bind_fuchsia::GPIO_PIN, |
| bind_fuchsia_amlogic_platform_s905d3::GPIOZ_PIN_ID_PIN_5)}; |
| const std::vector<fuchsia_driver_framework::NodeProperty> kVolUpProps = { |
| fdf::MakeProperty(bind_fuchsia_hardware_gpio::SERVICE, |
| bind_fuchsia_hardware_gpio::SERVICE_ZIRCONTRANSPORT), |
| fdf::MakeProperty(bind_fuchsia_gpio::FUNCTION, bind_fuchsia_gpio::FUNCTION_VOLUME_UP), |
| }; |
| |
| const std::vector<fuchsia_driver_framework::BindRule> kVolDownRules = { |
| fdf::MakeAcceptBindRule(bind_fuchsia_hardware_gpio::SERVICE, |
| bind_fuchsia_hardware_gpio::SERVICE_ZIRCONTRANSPORT), |
| fdf::MakeAcceptBindRule(bind_fuchsia::GPIO_PIN, |
| bind_fuchsia_amlogic_platform_s905d3::GPIOZ_PIN_ID_PIN_6)}; |
| const std::vector<fuchsia_driver_framework::NodeProperty> kVolDownProps = { |
| fdf::MakeProperty(bind_fuchsia_hardware_gpio::SERVICE, |
| bind_fuchsia_hardware_gpio::SERVICE_ZIRCONTRANSPORT), |
| fdf::MakeProperty(bind_fuchsia_gpio::FUNCTION, bind_fuchsia_gpio::FUNCTION_VOLUME_DOWN), |
| }; |
| |
| const std::vector<fuchsia_driver_framework::BindRule> kVolBothRules = { |
| fdf::MakeAcceptBindRule(bind_fuchsia_hardware_gpio::SERVICE, |
| bind_fuchsia_hardware_gpio::SERVICE_ZIRCONTRANSPORT), |
| fdf::MakeAcceptBindRule(bind_fuchsia::GPIO_PIN, |
| bind_fuchsia_amlogic_platform_s905d3::GPIOAO_PIN_ID_PIN_10)}; |
| const std::vector<fuchsia_driver_framework::NodeProperty> kVolBothProps = { |
| fdf::MakeProperty(bind_fuchsia_hardware_gpio::SERVICE, |
| bind_fuchsia_hardware_gpio::SERVICE_ZIRCONTRANSPORT), |
| fdf::MakeProperty(bind_fuchsia_gpio::FUNCTION, bind_fuchsia_gpio::FUNCTION_VOLUME_BOTH), |
| }; |
| |
| const std::vector<fuchsia_driver_framework::BindRule> kMicPrivacyRules = { |
| fdf::MakeAcceptBindRule(bind_fuchsia_hardware_gpio::SERVICE, |
| bind_fuchsia_hardware_gpio::SERVICE_ZIRCONTRANSPORT), |
| fdf::MakeAcceptBindRule(bind_fuchsia::GPIO_PIN, |
| bind_fuchsia_amlogic_platform_s905d3::GPIOZ_PIN_ID_PIN_2)}; |
| const std::vector<fuchsia_driver_framework::NodeProperty> kMicPrivacyProps = { |
| fdf::MakeProperty(bind_fuchsia_hardware_gpio::SERVICE, |
| bind_fuchsia_hardware_gpio::SERVICE_ZIRCONTRANSPORT), |
| fdf::MakeProperty(bind_fuchsia_gpio::FUNCTION, bind_fuchsia_gpio::FUNCTION_MIC_MUTE), |
| }; |
| |
| std::vector<fuchsia_driver_framework::ParentSpec> parents = { |
| fuchsia_driver_framework::ParentSpec{{ |
| .bind_rules = std::move(kVolUpRules), |
| .properties = std::move(kVolUpProps), |
| }}, |
| fuchsia_driver_framework::ParentSpec{{ |
| .bind_rules = std::move(kVolDownRules), |
| .properties = std::move(kVolDownProps), |
| }}, |
| fuchsia_driver_framework::ParentSpec{{ |
| .bind_rules = std::move(kVolBothRules), |
| .properties = std::move(kVolBothProps), |
| }}, |
| fuchsia_driver_framework::ParentSpec{{ |
| .bind_rules = std::move(kMicPrivacyRules), |
| .properties = std::move(kMicPrivacyProps), |
| }}}; |
| |
| fuchsia_driver_framework::CompositeNodeSpec buttonComposite = { |
| {.name = "nelson-buttons", .parents = std::move(parents)}}; |
| |
| fdf::WireUnownedResult result = |
| pbus_.buffer(buttons_arena) |
| ->AddCompositeNodeSpec(fidl::ToWire(fidl_arena, dev), |
| fidl::ToWire(fidl_arena, buttonComposite)); |
| if (!result.ok()) { |
| zxlogf(ERROR, "Failed to send AddCompositeNodeSpec request: %s", result.status_string()); |
| return result.status(); |
| } |
| if (result->is_error()) { |
| zxlogf(ERROR, "AddCompositeNodeSpec error: %s", zx_status_get_string(result->error_value())); |
| return result->error_value(); |
| } |
| |
| return ZX_OK; |
| } |
| |
| } // namespace nelson |