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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-04-27 08:27:26 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-04-27 08:27:26 -0700 |
| commit | 17282b9855574911622ff803b67dade7e64f6f8c (patch) | |
| tree | 90b48eb85fab5e67c2e1d7e3ff1dd4bb5a794e1b /arch/arm/plat-omap/dma.c | |
| parent | 5892753383090a3eddf0e1b043c95e3b2c7feda5 (diff) | |
| parent | 223e632c7a26c0424d658c35ef8c5e06bc28bf96 (diff) | |
| download | linux-17282b9855574911622ff803b67dade7e64f6f8c.tar.gz | |
Merge branch 'omap-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6
* 'omap-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6: (39 commits) omap: delete unused bootloader tag variables omap: Devkit8000: Remove unused pins omap: Devkit8000: Change position of init calls omap: Devkit8000: Remove unnecessary include file omap: Devkit8000: Fix typo in pin name omap: Devkit8000: Add missing package selection omap: Devkit8000: Fix typo in supplies n8x0_defconfig: remove CONFIG_NILFS2_FS override omap: board-sdp-flash.c: Fix typos in debug output omap4: Fix McBSP4 base address omap: rx51_defconfig: Remove CONFIG_SYSFS_DEPRECATED*=y options omap: rx51_defconfig: Remove duplicate phonet omap: fix a gpmc nand problem AM3517: initialize i2c subsystem after mux subsystem omap: remove one of the define of INT_34XX_BENCH_MPU_EMUL omap: fix the compile error if CONFIG_MTD_NAND_OMAP2 is notenabled OMAP4: Clocks: Change SPI Instance Names omap: Devkit8000: Fix wrong usb port on Devkit8000 OMAP4: Fix for CONTROL register Base OMAP4-HSMMC: FIX for MMC5 Controller IRQ Base ...
Diffstat (limited to 'arch/arm/plat-omap/dma.c')
| -rw-r--r-- | arch/arm/plat-omap/dma.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c index 5c6c342c53f5..1d959965ff52 100644 --- a/arch/arm/plat-omap/dma.c +++ b/arch/arm/plat-omap/dma.c @@ -937,6 +937,15 @@ void omap_start_dma(int lch) { u32 l; + /* + * The CPC/CDAC register needs to be initialized to zero + * before starting dma transfer. + */ + if (cpu_is_omap15xx()) + dma_write(0, CPC(lch)); + else + dma_write(0, CDAC(lch)); + if (!omap_dma_in_1510_mode() && dma_chan[lch].next_lch != -1) { int next_lch, cur_lch; char dma_chan_link_map[OMAP_DMA4_LOGICAL_DMA_CH_COUNT]; |