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| author | Simon Glass <sjg@chromium.org> | 2015-01-05 20:05:31 -0700 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2015-01-29 17:09:51 -0700 |
| commit | a02af4aeece40e93bc7d79cd5dc912409efb7020 (patch) | |
| tree | 799cf6f844e86be0164e4cc1649b62d1c9911eb5 /include | |
| parent | 5d1c17e9a5803af9c65966e469437735ac29659e (diff) | |
| download | u-boot-imx-a02af4aeece40e93bc7d79cd5dc912409efb7020.zip u-boot-imx-a02af4aeece40e93bc7d79cd5dc912409efb7020.tar.gz u-boot-imx-a02af4aeece40e93bc7d79cd5dc912409efb7020.tar.bz2 | |
dm: demo: Add a simple GPIO demonstration
Add a new 'demo light' command which uses GPIOs to control imaginary lights.
Each light is assigned a bit number in the overall value. This provides an
example driver for using the new GPIO API.
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/dm-demo.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/dm-demo.h b/include/dm-demo.h index a24fec6..03722d0 100644 --- a/include/dm-demo.h +++ b/include/dm-demo.h @@ -25,10 +25,14 @@ struct dm_demo_pdata { struct demo_ops { int (*hello)(struct udevice *dev, int ch); int (*status)(struct udevice *dev, int *status); + int (*set_light)(struct udevice *dev, int light); + int (*get_light)(struct udevice *dev); }; int demo_hello(struct udevice *dev, int ch); int demo_status(struct udevice *dev, int *status); +int demo_set_light(struct udevice *dev, int light); +int demo_get_light(struct udevice *dev); int demo_list(void); int demo_parse_dt(struct udevice *dev); |