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| author | Amaury Pouly <pamaury@rockbox.org> | 2011-09-13 23:38:56 +0000 |
|---|---|---|
| committer | Amaury Pouly <pamaury@rockbox.org> | 2011-09-13 23:38:56 +0000 |
| commit | 1b220f1856ab80be46a263d31ea9e6cf741c7df9 (patch) | |
| tree | 6b152ee4e8c7187ebb8cdcbd1b8f12d05b3b674c | |
| parent | b27d07e094376c2970cdb62434450f7a683edee7 (diff) | |
| download | rockbox-1b220f1856ab80be46a263d31ea9e6cf741c7df9.zip rockbox-1b220f1856ab80be46a263d31ea9e6cf741c7df9.tar.gz rockbox-1b220f1856ab80be46a263d31ea9e6cf741c7df9.tar.bz2 rockbox-1b220f1856ab80be46a263d31ea9e6cf741c7df9.tar.xz | |
imx233/fuze+: reset dma block correctly and define maximum transfer size
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30526 a1c6a512-1295-4272-9138-f99709370657
| -rw-r--r-- | firmware/target/arm/imx233/dma-imx233.c | 4 | ||||
| -rw-r--r-- | firmware/target/arm/imx233/dma-imx233.h | 3 |
2 files changed, 5 insertions, 2 deletions
diff --git a/firmware/target/arm/imx233/dma-imx233.c b/firmware/target/arm/imx233/dma-imx233.c index eba4195..9700121 100644 --- a/firmware/target/arm/imx233/dma-imx233.c +++ b/firmware/target/arm/imx233/dma-imx233.c @@ -28,8 +28,8 @@ void imx233_dma_init(void) { /* Enable APHB and APBX */ - __REG_CLR(HW_APBH_CTRL0) = __BLOCK_CLKGATE | __BLOCK_SFTRST; - __REG_CLR(HW_APBX_CTRL0) = __BLOCK_CLKGATE | __BLOCK_SFTRST; + imx233_reset_block(&HW_APBH_CTRL0); + imx233_reset_block(&HW_APBX_CTRL0); } void imx233_dma_reset_channel(unsigned chan) diff --git a/firmware/target/arm/imx233/dma-imx233.h b/firmware/target/arm/imx233/dma-imx233.h index bb88a74..c0727a5 100644 --- a/firmware/target/arm/imx233/dma-imx233.h +++ b/firmware/target/arm/imx233/dma-imx233.h @@ -152,6 +152,9 @@ struct apb_dma_command_t #define HW_APB_CHx_SEMA__PHORE_BM 0xff0000 #define HW_APB_CHx_SEMA__PHORE_BP 16 +/* A single descriptor cannot transfer more than 2^16 bytes */ +#define IMX233_MAX_SINGLE_DMA_XFER_SIZE (1 << 16) + void imx233_dma_init(void); void imx233_dma_reset_channel(unsigned chan); /* only apbh channel have clkgate control */ |