| // 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 <ddk/binding.h> |
| #include <ddk/debug.h> |
| #include <ddk/device.h> |
| #include <ddk/platform-defs.h> |
| #include <ddk/metadata.h> |
| #include <ddktl/metadata/audio.h> |
| #include <soc/aml-s905d2/s905d2-hiu.h> |
| #include <soc/aml-t931/t931-gpio.h> |
| #include <soc/aml-t931/t931-hw.h> |
| |
| #include "sherlock.h" |
| #include "sherlock-gpios.h" |
| |
| namespace sherlock { |
| |
| zx_status_t Sherlock::AudioInit() { |
| static constexpr pbus_mmio_t audio_mmios[] = { |
| { |
| .base = T931_EE_AUDIO_BASE, |
| .length = T931_EE_AUDIO_LENGTH |
| }, |
| { |
| .base = T931_GPIO_BASE, |
| .length = T931_GPIO_LENGTH, |
| }, |
| { |
| .base = T931_GPIO_A0_BASE, |
| .length = T931_GPIO_AO_LENGTH, |
| }, |
| }; |
| |
| static constexpr pbus_bti_t tdm_btis[] = { |
| { |
| .iommu_index = 0, |
| .bti_id = BTI_AUDIO_OUT, |
| }, |
| }; |
| |
| pdev_board_info_t board_info = {}; |
| zx_status_t status = pbus_.GetBoardInfo(&board_info); |
| if (status != ZX_OK) { |
| zxlogf(ERROR, "%s: GetBoardInfo failed %d\n", __FILE__, status); |
| return status; |
| } |
| |
| // We treat EVT and higher the same (having 3 TAS5720s). |
| metadata::Codec out_codec = metadata::Codec::Tas5720x3; |
| if (board_info.board_revision < BOARD_REV_EVT1) { |
| // For audio we don't support boards revision lower than EVT. |
| zxlogf(WARN, "%s: Board revision unsupported, skipping audio initialization.\n", __FILE__); |
| return ZX_ERR_NOT_SUPPORTED; |
| } |
| |
| pbus_metadata_t out_metadata[] = { |
| { |
| .type = DEVICE_METADATA_PRIVATE, |
| .data_buffer = &out_codec, |
| .data_size = sizeof(out_codec), |
| }, |
| }; |
| |
| constexpr zx_bind_inst_t root_match[] = { |
| BI_MATCH(), |
| }; |
| constexpr zx_bind_inst_t fault_gpio_match[] = { |
| BI_ABORT_IF(NE, BIND_PROTOCOL, ZX_PROTOCOL_GPIO), |
| BI_MATCH_IF(EQ, BIND_GPIO_PIN, GPIO_AUDIO_SOC_FAULT_L), |
| }; |
| constexpr zx_bind_inst_t enable_gpio_match[] = { |
| BI_ABORT_IF(NE, BIND_PROTOCOL, ZX_PROTOCOL_GPIO), |
| BI_MATCH_IF(EQ, BIND_GPIO_PIN, GPIO_SOC_AUDIO_EN), |
| }; |
| constexpr zx_bind_inst_t tweeter_left_i2c_match[] = { |
| BI_ABORT_IF(NE, BIND_PROTOCOL, ZX_PROTOCOL_I2C), |
| BI_ABORT_IF(NE, BIND_I2C_BUS_ID, SHERLOCK_I2C_A0_0), |
| BI_MATCH_IF(EQ, BIND_I2C_ADDRESS, 0x6c), |
| }; |
| constexpr zx_bind_inst_t tweeter_right_i2c_match[] = { |
| BI_ABORT_IF(NE, BIND_PROTOCOL, ZX_PROTOCOL_I2C), |
| BI_ABORT_IF(NE, BIND_I2C_BUS_ID, SHERLOCK_I2C_A0_0), |
| BI_MATCH_IF(EQ, BIND_I2C_ADDRESS, 0x6d), |
| }; |
| constexpr zx_bind_inst_t woofer_i2c_match[] = { |
| BI_ABORT_IF(NE, BIND_PROTOCOL, ZX_PROTOCOL_I2C), |
| BI_ABORT_IF(NE, BIND_I2C_BUS_ID, SHERLOCK_I2C_A0_0), |
| BI_MATCH_IF(EQ, BIND_I2C_ADDRESS, 0x6f), |
| }; |
| const device_component_part_t fault_gpio_component[] = { |
| { countof(root_match), root_match }, |
| { countof(fault_gpio_match), fault_gpio_match }, |
| }; |
| const device_component_part_t enable_gpio_component[] = { |
| { countof(root_match), root_match }, |
| { countof(enable_gpio_match), enable_gpio_match }, |
| }; |
| const device_component_part_t tweeter_left_i2c_component[] = { |
| { countof(root_match), root_match }, |
| { countof(tweeter_left_i2c_match), tweeter_left_i2c_match }, |
| }; |
| const device_component_part_t tweeter_right_i2c_component[] = { |
| { countof(root_match), root_match }, |
| { countof(tweeter_right_i2c_match), tweeter_right_i2c_match }, |
| }; |
| const device_component_part_t woofer_i2c_component[] = { |
| { countof(root_match), root_match }, |
| { countof(woofer_i2c_match), woofer_i2c_match }, |
| }; |
| const device_component_t components[] = { |
| { countof(fault_gpio_component), fault_gpio_component }, |
| { countof(enable_gpio_component), enable_gpio_component }, |
| { countof(tweeter_left_i2c_component), tweeter_left_i2c_component }, |
| { countof(tweeter_right_i2c_component), tweeter_right_i2c_component }, |
| { countof(woofer_i2c_component), woofer_i2c_component }, |
| }; |
| |
| pbus_dev_t tdm_dev = {}; |
| tdm_dev.name = "SherlockAudio"; |
| tdm_dev.vid = PDEV_VID_AMLOGIC; |
| tdm_dev.pid = PDEV_PID_AMLOGIC_T931; |
| tdm_dev.did = PDEV_DID_AMLOGIC_TDM; |
| tdm_dev.mmio_list = audio_mmios; |
| tdm_dev.mmio_count = countof(audio_mmios); |
| tdm_dev.bti_list = tdm_btis; |
| tdm_dev.bti_count = countof(tdm_btis); |
| tdm_dev.metadata_list = out_metadata; |
| tdm_dev.metadata_count = countof(out_metadata); |
| |
| static constexpr pbus_mmio_t pdm_mmios[] = { |
| { |
| .base = T931_EE_PDM_BASE, |
| .length = T931_EE_PDM_LENGTH |
| }, |
| { |
| .base = T931_EE_AUDIO_BASE, |
| .length = T931_EE_AUDIO_LENGTH |
| }, |
| }; |
| |
| static constexpr pbus_bti_t pdm_btis[] = { |
| { |
| .iommu_index = 0, |
| .bti_id = BTI_AUDIO_IN, |
| }, |
| }; |
| |
| pbus_dev_t pdm_dev = {}; |
| pdm_dev.name = "SherlockAudioIn"; |
| pdm_dev.vid = PDEV_VID_AMLOGIC; |
| pdm_dev.pid = PDEV_PID_AMLOGIC_T931; |
| pdm_dev.did = PDEV_DID_SHERLOCK_PDM; |
| pdm_dev.mmio_list = pdm_mmios; |
| pdm_dev.mmio_count = countof(pdm_mmios); |
| pdm_dev.bti_list = pdm_btis; |
| pdm_dev.bti_count = countof(pdm_btis); |
| |
| aml_hiu_dev_t hiu; |
| status = s905d2_hiu_init(&hiu); |
| if (status != ZX_OK) { |
| zxlogf(ERROR, "hiu_init: failed: %d\n", status); |
| return status; |
| } |
| |
| aml_pll_dev_t hifi_pll; |
| s905d2_pll_init(&hiu, &hifi_pll, HIFI_PLL); |
| status = s905d2_pll_set_rate(&hifi_pll, T931_HIFI_PLL_RATE); |
| if (status != ZX_OK) { |
| zxlogf(ERROR, "Invalid rate selected for hifipll\n"); |
| return status; |
| } |
| |
| s905d2_pll_ena(&hifi_pll); |
| |
| // TDM pin assignments. |
| gpio_impl_.SetAltFunction(T931_GPIOZ(7), T931_GPIOZ_7_TDMC_SCLK_FN); |
| gpio_impl_.SetAltFunction(T931_GPIOZ(6), T931_GPIOZ_6_TDMC_FS_FN); |
| gpio_impl_.SetAltFunction(T931_GPIOZ(2), T931_GPIOZ_2_TDMC_D0_FN); |
| gpio_impl_.SetAltFunction(T931_GPIOZ(3), T931_GPIOZ_3_TDMC_D1_FN); |
| gpio_impl_.SetAltFunction(T931_GPIOAO(9), T931_GPIOAO_9_MCLK_FN); |
| |
| // PDM pin assignments. |
| gpio_impl_.SetAltFunction(T931_GPIOA(7), T931_GPIOA_7_PDM_DCLK_FN); |
| gpio_impl_.SetAltFunction(T931_GPIOA(8), T931_GPIOA_8_PDM_DIN0_FN); |
| |
| gpio_impl_.ConfigOut(T931_GPIOH(7), 1); // SOC_AUDIO_EN. |
| |
| status = pbus_.CompositeDeviceAdd(&tdm_dev, components, countof(components), UINT32_MAX); |
| if (status != ZX_OK) { |
| zxlogf(ERROR, "%s pbus_.DeviceAdd failed %d\n", __FUNCTION__, status); |
| return status; |
| } |
| status = pbus_.DeviceAdd(&pdm_dev); |
| if (status != ZX_OK) { |
| zxlogf(ERROR, "%s pbus_.DeviceAdd failed %d\n", __FUNCTION__, status); |
| return status; |
| } |
| return ZX_OK; |
| } |
| |
| } // namespace sherlock |
