projects / mirror_ubuntu-bionic-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| e97e2ddf | 1 | /* |
| 96070ae4 | 2 | * IR port driver for the Cirrus Logic CLPS711X processors |
| e97e2ddf SO |
3 | * |
| 4 | * Copyright 2001, Blue Mug Inc. All rights reserved. | |
| 5 | * Copyright 2007, Samuel Ortiz <samuel@sortiz.org> | |
| 6 | */ | |
| e97e2ddf | 7 | |
| 96070ae4 AS |
8 | #include <linux/module.h> |
| 9 | #include <linux/platform_device.h> | |
| e97e2ddf | 10 | |
| a09e64fb | 11 | #include <mach/hardware.h> |
| e97e2ddf SO |
12 | |
| 13 | #include "sir-dev.h" | |
| 14 | ||
| 96070ae4 | 15 | static int clps711x_dongle_open(struct sir_dev *dev) |
| e97e2ddf SO |
16 | { |
| 17 | unsigned int syscon; | |
| 18 | ||
| 19 | /* Turn on the SIR encoder. */ | |
| 20 | syscon = clps_readl(SYSCON1); | |
| 21 | syscon |= SYSCON1_SIREN; | |
| 22 | clps_writel(syscon, SYSCON1); | |
| 23 | ||
| 24 | return 0; | |
| 25 | } | |
| 26 | ||
| 96070ae4 | 27 | static int clps711x_dongle_close(struct sir_dev *dev) |
| e97e2ddf SO |
28 | { |
| 29 | unsigned int syscon; | |
| 30 | ||
| 31 | /* Turn off the SIR encoder. */ | |
| 32 | syscon = clps_readl(SYSCON1); | |
| 33 | syscon &= ~SYSCON1_SIREN; | |
| 34 | clps_writel(syscon, SYSCON1); | |
| 35 | ||
| 36 | return 0; | |
| 37 | } | |
| 38 | ||
| 96070ae4 AS |
39 | static struct dongle_driver clps711x_dongle = { |
| 40 | .owner = THIS_MODULE, | |
| 41 | .driver_name = "EP7211 IR driver", | |
| 42 | .type = IRDA_EP7211_DONGLE, | |
| 43 | .open = clps711x_dongle_open, | |
| 44 | .close = clps711x_dongle_close, | |
| 45 | }; | |
| 46 | ||
| 47 | static int clps711x_sir_probe(struct platform_device *pdev) | |
| e97e2ddf | 48 | { |
| 96070ae4 | 49 | return irda_register_dongle(&clps711x_dongle); |
| e97e2ddf SO |
50 | } |
| 51 | ||
| 96070ae4 | 52 | static int clps711x_sir_remove(struct platform_device *pdev) |
| e97e2ddf | 53 | { |
| 96070ae4 | 54 | return irda_unregister_dongle(&clps711x_dongle); |
| e97e2ddf SO |
55 | } |
| 56 | ||
| 96070ae4 AS |
57 | static struct platform_driver clps711x_sir_driver = { |
| 58 | .driver = { | |
| 59 | .name = "sir-clps711x", | |
| 60 | .owner = THIS_MODULE, | |
| 61 | }, | |
| 62 | .probe = clps711x_sir_probe, | |
| 63 | .remove = clps711x_sir_remove, | |
| 64 | }; | |
| 65 | module_platform_driver(clps711x_sir_driver); | |
| 66 | ||
| e97e2ddf SO |
67 | MODULE_AUTHOR("Samuel Ortiz <samuel@sortiz.org>"); |
| 68 | MODULE_DESCRIPTION("EP7211 IR dongle driver"); | |
| 69 | MODULE_LICENSE("GPL"); | |
| 70 | MODULE_ALIAS("irda-dongle-13"); /* IRDA_EP7211_DONGLE */ |