projects / J-u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 83d290c5 | 1 | // SPDX-License-Identifier: GPL-2.0 |
| bd3ee84a SW |
2 | /* |
| 3 | * Copyright (c) 2016, NVIDIA CORPORATION. | |
| bd3ee84a SW |
4 | */ |
| 5 | ||
| bd3ee84a | 6 | #include <dm.h> |
| f7ae49fc | 7 | #include <log.h> |
| bd3ee84a SW |
8 | #include <dm/lists.h> |
| 9 | #include <dm/root.h> | |
| 10 | ||
| 11 | /** | |
| 12 | * The CAR exposes multiple different services. We create a sub-device for | |
| 13 | * each separate type of service, since each device must be of the appropriate | |
| 14 | * UCLASS. | |
| 15 | */ | |
| 16 | static int tegra_car_bpmp_bind(struct udevice *dev) | |
| 17 | { | |
| 18 | int ret; | |
| 19 | struct udevice *child; | |
| 20 | ||
| 21 | debug("%s(dev=%p)\n", __func__, dev); | |
| 22 | ||
| 23 | ret = device_bind_driver_to_node(dev, "tegra_car_clk", "tegra_car_clk", | |
| 45a26867 | 24 | dev_ofnode(dev), &child); |
| bd3ee84a SW |
25 | if (ret) |
| 26 | return ret; | |
| 27 | ||
| 28 | ret = device_bind_driver_to_node(dev, "tegra_car_reset", | |
| 45a26867 | 29 | "tegra_car_reset", dev_ofnode(dev), |
| bd3ee84a SW |
30 | &child); |
| 31 | if (ret) | |
| 32 | return ret; | |
| 33 | ||
| 34 | return 0; | |
| 35 | } | |
| 36 | ||
| 37 | static int tegra_car_bpmp_probe(struct udevice *dev) | |
| 38 | { | |
| 39 | debug("%s(dev=%p)\n", __func__, dev); | |
| 40 | ||
| 41 | return 0; | |
| 42 | } | |
| 43 | ||
| 44 | static int tegra_car_bpmp_remove(struct udevice *dev) | |
| 45 | { | |
| 46 | debug("%s(dev=%p)\n", __func__, dev); | |
| 47 | ||
| 48 | return 0; | |
| 49 | } | |
| 50 | ||
| 51 | static const struct udevice_id tegra_car_bpmp_ids[] = { | |
| 52 | { .compatible = "nvidia,tegra20-car" }, | |
| 53 | { .compatible = "nvidia,tegra30-car" }, | |
| 54 | { .compatible = "nvidia,tegra114-car" }, | |
| 55 | { .compatible = "nvidia,tegra124-car" }, | |
| 56 | { .compatible = "nvidia,tegra210-car" }, | |
| 57 | { } | |
| 58 | }; | |
| 59 | ||
| 60 | U_BOOT_DRIVER(tegra_car_bpmp) = { | |
| 61 | .name = "tegra_car", | |
| 62 | .id = UCLASS_MISC, | |
| 63 | .of_match = tegra_car_bpmp_ids, | |
| 64 | .bind = tegra_car_bpmp_bind, | |
| 65 | .probe = tegra_car_bpmp_probe, | |
| 66 | .remove = tegra_car_bpmp_remove, | |
| 67 | }; |