projects / people / ms / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| bd3ee84a SW |
1 | /* |
| 2 | * Copyright (c) 2016, NVIDIA CORPORATION. | |
| 3 | * | |
| 4 | * SPDX-License-Identifier: GPL-2.0 | |
| 5 | */ | |
| 6 | ||
| 7 | #include <common.h> | |
| 8 | #include <dm.h> | |
| 9 | #include <dm/lists.h> | |
| 10 | #include <dm/root.h> | |
| 11 | ||
| 12 | /** | |
| 13 | * The CAR exposes multiple different services. We create a sub-device for | |
| 14 | * each separate type of service, since each device must be of the appropriate | |
| 15 | * UCLASS. | |
| 16 | */ | |
| 17 | static int tegra_car_bpmp_bind(struct udevice *dev) | |
| 18 | { | |
| 19 | int ret; | |
| 20 | struct udevice *child; | |
| 21 | ||
| 22 | debug("%s(dev=%p)\n", __func__, dev); | |
| 23 | ||
| 24 | ret = device_bind_driver_to_node(dev, "tegra_car_clk", "tegra_car_clk", | |
| 45a26867 | 25 | dev_ofnode(dev), &child); |
| bd3ee84a SW |
26 | if (ret) |
| 27 | return ret; | |
| 28 | ||
| 29 | ret = device_bind_driver_to_node(dev, "tegra_car_reset", | |
| 45a26867 | 30 | "tegra_car_reset", dev_ofnode(dev), |
| bd3ee84a SW |
31 | &child); |
| 32 | if (ret) | |
| 33 | return ret; | |
| 34 | ||
| 35 | return 0; | |
| 36 | } | |
| 37 | ||
| 38 | static int tegra_car_bpmp_probe(struct udevice *dev) | |
| 39 | { | |
| 40 | debug("%s(dev=%p)\n", __func__, dev); | |
| 41 | ||
| 42 | return 0; | |
| 43 | } | |
| 44 | ||
| 45 | static int tegra_car_bpmp_remove(struct udevice *dev) | |
| 46 | { | |
| 47 | debug("%s(dev=%p)\n", __func__, dev); | |
| 48 | ||
| 49 | return 0; | |
| 50 | } | |
| 51 | ||
| 52 | static const struct udevice_id tegra_car_bpmp_ids[] = { | |
| 53 | { .compatible = "nvidia,tegra20-car" }, | |
| 54 | { .compatible = "nvidia,tegra30-car" }, | |
| 55 | { .compatible = "nvidia,tegra114-car" }, | |
| 56 | { .compatible = "nvidia,tegra124-car" }, | |
| 57 | { .compatible = "nvidia,tegra210-car" }, | |
| 58 | { } | |
| 59 | }; | |
| 60 | ||
| 61 | U_BOOT_DRIVER(tegra_car_bpmp) = { | |
| 62 | .name = "tegra_car", | |
| 63 | .id = UCLASS_MISC, | |
| 64 | .of_match = tegra_car_bpmp_ids, | |
| 65 | .bind = tegra_car_bpmp_bind, | |
| 66 | .probe = tegra_car_bpmp_probe, | |
| 67 | .remove = tegra_car_bpmp_remove, | |
| 68 | }; |