| // Copyright 2021 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 <fuchsia/hardware/platform/bus/c/banjo.h> |
| #include <lib/ddk/debug.h> |
| #include <lib/ddk/device.h> |
| #include <lib/ddk/platform-defs.h> |
| |
| #include <soc/aml-s905d3/s905d3-hw.h> |
| |
| #include "nelson.h" |
| |
| namespace nelson { |
| |
| static const pbus_mmio_t sherlock_ram_ctl_mmios[] = { |
| { |
| .base = S905D3_DMC_BASE, |
| .length = S905D3_DMC_LENGTH, |
| }, |
| }; |
| |
| static const pbus_irq_t sherlock_ram_ctl_irqs[] = { |
| { |
| .irq = S905D3_DMC_IRQ, |
| .mode = ZX_INTERRUPT_MODE_EDGE_HIGH, |
| }, |
| }; |
| |
| static const pbus_dev_t ramctl_dev = []() { |
| pbus_dev_t dev = {}; |
| dev.name = "aml-ram-ctl"; |
| dev.vid = PDEV_VID_AMLOGIC; |
| dev.pid = PDEV_PID_AMLOGIC_S905D3; |
| dev.did = PDEV_DID_AMLOGIC_RAM_CTL; |
| dev.mmio_list = sherlock_ram_ctl_mmios; |
| dev.mmio_count = countof(sherlock_ram_ctl_mmios); |
| dev.irq_list = sherlock_ram_ctl_irqs; |
| dev.irq_count = countof(sherlock_ram_ctl_irqs); |
| return dev; |
| }(); |
| |
| zx_status_t Nelson::RamCtlInit() { |
| zx_status_t status = pbus_.DeviceAdd(&ramctl_dev); |
| if (status != ZX_OK) { |
| zxlogf(ERROR, "%s: DeviceAdd failed: %d", __func__, status); |
| return status; |
| } |
| return ZX_OK; |
| } |
| |
| } // namespace nelson |
