| // Copyright 2020 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 <ddk/debug.h> |
| #include <ddk/metadata.h> |
| #include <ddk/metadata/power.h> |
| #include <ddk/platform-defs.h> |
| #include <fbl/algorithm.h> |
| #include <soc/vs680/vs680-power.h> |
| |
| #include "src/devices/board/drivers/vs680-evk/vs680-evk-bind.h" |
| #include "vs680-evk.h" |
| |
| namespace board_vs680_evk { |
| |
| zx_status_t Vs680Evk::PowerInit() { |
| constexpr zx_bind_inst_t root_match[] = { |
| BI_MATCH(), |
| }; |
| |
| constexpr zx_bind_inst_t pmic_i2c_match[] = { |
| BI_ABORT_IF(NE, BIND_PROTOCOL, ZX_PROTOCOL_I2C), |
| BI_ABORT_IF(NE, BIND_I2C_BUS_ID, 1), |
| BI_MATCH_IF(EQ, BIND_I2C_ADDRESS, 0x62), |
| }; |
| |
| const device_fragment_part_t pmic_i2c_fragment[] = { |
| {std::size(root_match), root_match}, |
| {std::size(pmic_i2c_match), pmic_i2c_match}, |
| }; |
| |
| const device_fragment_t power_impl_fragments[] = { |
| {"i2c-pmic", std::size(pmic_i2c_fragment), pmic_i2c_fragment}, |
| }; |
| |
| constexpr zx_device_prop_t power_impl_props[] = { |
| {BIND_PLATFORM_DEV_VID, 0, PDEV_VID_SYNAPTICS}, |
| {BIND_PLATFORM_DEV_DID, 0, PDEV_DID_VS680_POWER}, |
| }; |
| |
| const composite_device_desc_t power_impl_desc = { |
| .props = power_impl_props, |
| .props_count = std::size(power_impl_props), |
| .fragments = power_impl_fragments, |
| .fragments_count = std::size(power_impl_fragments), |
| .coresident_device_index = UINT32_MAX, |
| }; |
| |
| constexpr zx_device_prop_t power_domain_vcpu_props[] = { |
| {BIND_POWER_DOMAIN_COMPOSITE, 0, PDEV_DID_POWER_DOMAIN_COMPOSITE}, |
| }; |
| |
| constexpr zx_bind_inst_t power_impl_driver_match[] = { |
| BI_MATCH_IF(EQ, BIND_PROTOCOL, ZX_PROTOCOL_POWER_IMPL), |
| }; |
| |
| const device_fragment_part_t power_impl_fragment[] = { |
| {std::size(root_match), root_match}, |
| {std::size(power_impl_driver_match), power_impl_driver_match}, |
| }; |
| |
| const device_fragment_t power_domain_vcpu_fragments[] = { |
| {"power-impl", std::size(power_impl_fragment), power_impl_fragment}, |
| }; |
| |
| constexpr power_domain_t power_domain_vcpu[] = { |
| {vs680::kPowerDomainVCpu}, |
| }; |
| |
| const device_metadata_t power_domain_vcpu_metadata[] = { |
| { |
| .type = DEVICE_METADATA_POWER_DOMAINS, |
| .data = &power_domain_vcpu, |
| .length = sizeof(power_domain_vcpu), |
| }, |
| }; |
| |
| const composite_device_desc_t power_domain_vcpu_desc = { |
| .props = power_domain_vcpu_props, |
| .props_count = std::size(power_domain_vcpu_props), |
| .fragments = power_domain_vcpu_fragments, |
| .fragments_count = std::size(power_domain_vcpu_fragments), |
| .coresident_device_index = 0, |
| .metadata_list = power_domain_vcpu_metadata, |
| .metadata_count = std::size(power_domain_vcpu_metadata), |
| }; |
| |
| zx_status_t status = DdkAddComposite("power", &power_impl_desc); |
| if (status != ZX_OK) { |
| zxlogf(ERROR, "%s: Failed to add power composite device: %d", __func__, status); |
| return status; |
| } |
| |
| if ((status = DdkAddComposite("composite-pd-vcpu", &power_domain_vcpu_desc)) != ZX_OK) { |
| zxlogf(ERROR, "%s: Failed to add VCPU composite device: %d", __func__, status); |
| return status; |
| } |
| |
| return ZX_OK; |
| } |
| |
| } // namespace board_vs680_evk |