| // 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/platform-defs.h> |
| #include <ddk/protocol/i2cimpl.h> |
| #include <fbl/algorithm.h> |
| #include <soc/vs680/vs680-clk.h> |
| #include <soc/vs680/vs680-hw.h> |
| |
| #include "src/devices/board/drivers/vs680-evk/vs680-evk-bind.h" |
| #include "vs680-evk.h" |
| |
| namespace board_vs680_evk { |
| |
| zx_status_t Vs680Evk::SdioInit() { |
| constexpr zx_bind_inst_t root_match[] = { |
| BI_MATCH(), |
| }; |
| |
| constexpr zx_bind_inst_t expander2_i2c_match[] = { |
| BI_ABORT_IF(NE, BIND_PROTOCOL, ZX_PROTOCOL_I2C), |
| BI_ABORT_IF(NE, BIND_I2C_BUS_ID, 0), |
| BI_MATCH_IF(EQ, BIND_I2C_ADDRESS, 0x43), |
| }; |
| constexpr zx_bind_inst_t expander3_i2c_match[] = { |
| BI_ABORT_IF(NE, BIND_PROTOCOL, ZX_PROTOCOL_I2C), |
| BI_ABORT_IF(NE, BIND_I2C_BUS_ID, 0), |
| BI_MATCH_IF(EQ, BIND_I2C_ADDRESS, 0x44), |
| }; |
| constexpr zx_bind_inst_t sd0_clock_match[] = { |
| BI_ABORT_IF(NE, BIND_PROTOCOL, ZX_PROTOCOL_CLOCK), |
| BI_MATCH_IF(EQ, BIND_CLOCK_ID, vs680::kSd0Clock), |
| }; |
| |
| const device_fragment_part_t expander2_fragment[] = { |
| {std::size(root_match), root_match}, |
| {std::size(expander2_i2c_match), expander2_i2c_match}, |
| }; |
| const device_fragment_part_t expander3_fragment[] = { |
| {std::size(root_match), root_match}, |
| {std::size(expander3_i2c_match), expander3_i2c_match}, |
| }; |
| const device_fragment_part_t sd0_clock_fragment[] = { |
| {std::size(root_match), root_match}, |
| {std::size(sd0_clock_match), sd0_clock_match}, |
| }; |
| |
| const device_fragment_t sdio_fragments[] = { |
| {"i2c-expander-2", std::size(expander2_fragment), expander2_fragment}, |
| {"i2c-expander-3", std::size(expander3_fragment), expander3_fragment}, |
| {"clock-sd-0", std::size(sd0_clock_fragment), sd0_clock_fragment}, |
| }; |
| |
| constexpr pbus_mmio_t sdio_mmios[] = { |
| { |
| .base = vs680::kSdioBase, |
| .length = vs680::kSdioSize, |
| }, |
| { |
| .base = vs680::kChipCtrlBase, |
| .length = vs680::kChipCtrlSize, |
| }, |
| }; |
| |
| constexpr pbus_irq_t sdio_irqs[] = { |
| { |
| .irq = vs680::kSdioIrq, |
| .mode = ZX_INTERRUPT_MODE_LEVEL_HIGH, |
| }, |
| }; |
| |
| constexpr pbus_bti_t sdio_btis[] = { |
| { |
| .iommu_index = 0, |
| .bti_id = BTI_SDIO, |
| }, |
| }; |
| |
| pbus_dev_t sdio_dev = {}; |
| sdio_dev.name = "vs680-sdio"; |
| sdio_dev.vid = PDEV_VID_SYNAPTICS; |
| sdio_dev.pid = PDEV_PID_SYNAPTICS_VS680; |
| sdio_dev.did = PDEV_DID_VS680_SDHCI1; |
| sdio_dev.irq_list = sdio_irqs; |
| sdio_dev.irq_count = countof(sdio_irqs); |
| sdio_dev.mmio_list = sdio_mmios; |
| sdio_dev.mmio_count = countof(sdio_mmios); |
| sdio_dev.bti_list = sdio_btis; |
| sdio_dev.bti_count = countof(sdio_btis); |
| |
| zx_status_t status = |
| pbus_.CompositeDeviceAdd(&sdio_dev, sdio_fragments, std::size(sdio_fragments), UINT32_MAX); |
| if (status != ZX_OK) { |
| zxlogf(ERROR, "%s: CompositeDeviceAdd() error: %d", __func__, status); |
| } |
| |
| return status; |
| } |
| |
| } // namespace board_vs680_evk |