Tom Rini | 83d290c | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0+ |
Mateusz Kulikowski | 04868b4 | 2016-03-31 23:12:27 +0200 | [diff] [blame] | 2 | /* |
| 3 | * SPMI bus uclass driver |
| 4 | * |
| 5 | * (C) Copyright 2015 Mateusz Kulikowski <mateusz.kulikowski@gmail.com> |
Mateusz Kulikowski | 04868b4 | 2016-03-31 23:12:27 +0200 | [diff] [blame] | 6 | */ |
| 7 | |
| 8 | #include <common.h> |
| 9 | #include <dm.h> |
| 10 | #include <errno.h> |
Mateusz Kulikowski | 04868b4 | 2016-03-31 23:12:27 +0200 | [diff] [blame] | 11 | #include <spmi/spmi.h> |
| 12 | #include <linux/ctype.h> |
| 13 | |
Mateusz Kulikowski | 04868b4 | 2016-03-31 23:12:27 +0200 | [diff] [blame] | 14 | int spmi_reg_read(struct udevice *dev, int usid, int pid, int reg) |
| 15 | { |
| 16 | const struct dm_spmi_ops *ops = dev_get_driver_ops(dev); |
| 17 | |
| 18 | if (!ops || !ops->read) |
| 19 | return -ENOSYS; |
| 20 | |
| 21 | return ops->read(dev, usid, pid, reg); |
| 22 | } |
| 23 | |
| 24 | int spmi_reg_write(struct udevice *dev, int usid, int pid, int reg, |
| 25 | uint8_t value) |
| 26 | { |
| 27 | const struct dm_spmi_ops *ops = dev_get_driver_ops(dev); |
| 28 | |
| 29 | if (!ops || !ops->write) |
| 30 | return -ENOSYS; |
| 31 | |
| 32 | return ops->write(dev, usid, pid, reg, value); |
| 33 | } |
| 34 | |
Mateusz Kulikowski | 04868b4 | 2016-03-31 23:12:27 +0200 | [diff] [blame] | 35 | UCLASS_DRIVER(spmi) = { |
| 36 | .id = UCLASS_SPMI, |
| 37 | .name = "spmi", |
Simon Glass | 9119548 | 2016-07-05 17:10:10 -0600 | [diff] [blame] | 38 | .post_bind = dm_scan_fdt_dev, |
Mateusz Kulikowski | 04868b4 | 2016-03-31 23:12:27 +0200 | [diff] [blame] | 39 | }; |