diff options
Diffstat (limited to 'doc/README.omap3')
| -rw-r--r-- | doc/README.omap3 | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/doc/README.omap3 b/doc/README.omap3 index 1768cdd..2a3f46b 100644 --- a/doc/README.omap3 +++ b/doc/README.omap3 @@ -95,6 +95,7 @@ Interfaces ========== gpio +---- To set a bit : @@ -122,6 +123,23 @@ To read a bit : else printf("GPIO N is clear\n"); +dma +--- +void omap3_dma_init(void) + Init the DMA module +int omap3_dma_get_conf_chan(uint32_t chan, struct dma4_chan *config); + Read config of the channel +int omap3_dma_conf_chan(uint32_t chan, struct dma4_chan *config); + Write config to the channel +int omap3_dma_conf_transfer(uint32_t chan, uint32_t *src, uint32_t *dst, + uint32_t sze) + Config source, destination and size of a transfer +int omap3_dma_wait_for_transfer(uint32_t chan) + Wait for a transfer to end - this hast to be called before a channel + or the data the channel transferd are used. +int omap3_dma_get_revision(uint32_t *minor, uint32_t *major) + Read silicon Revision of the DMA module + Acknowledgements ================ |