| // Copyright 2019 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/protocol/gpio.h> |
| #include <ddk/protocol/platform/bus.h> |
| #include <soc/aml-t931/t931-gpio.h> |
| |
| #include "sherlock.h" |
| |
| namespace sherlock { |
| |
| zx_status_t Sherlock::BoardInit() { |
| uint8_t id0, id1, id2, id3, id4; |
| gpio_impl_.ConfigIn(T931_GPIO_HW_ID0, GPIO_NO_PULL); |
| gpio_impl_.ConfigIn(T931_GPIO_HW_ID1, GPIO_NO_PULL); |
| gpio_impl_.ConfigIn(T931_GPIO_HW_ID2, GPIO_NO_PULL); |
| gpio_impl_.ConfigIn(T931_GPIO_HW_ID3, GPIO_NO_PULL); |
| gpio_impl_.ConfigIn(T931_GPIO_HW_ID4, GPIO_NO_PULL); |
| gpio_impl_.Read(T931_GPIO_HW_ID0, &id0); |
| gpio_impl_.Read(T931_GPIO_HW_ID1, &id1); |
| gpio_impl_.Read(T931_GPIO_HW_ID2, &id2); |
| gpio_impl_.Read(T931_GPIO_HW_ID3, &id3); |
| gpio_impl_.Read(T931_GPIO_HW_ID4, &id4); |
| |
| pbus_board_info_t info = {}; |
| info.board_revision = id0 + (id1 << 1) + (id2 << 2) + (id3 << 3) + (id4 << 4); |
| zxlogf(DEBUG, "%s: PBusSetBoardInfo to %X", __func__, info.board_revision); |
| zx_status_t status = pbus_.SetBoardInfo(&info); |
| if (status != ZX_OK) { |
| zxlogf(ERROR, "%s: PBusSetBoardInfo failed %d", __func__, status); |
| return status; |
| } |
| return ZX_OK; |
| } |
| |
| } // namespace sherlock |
