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author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-08 19:00:55 +0200 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-08 19:00:55 +0200 |
commit | 44d51a029f95d49c5c7ccd7808f81904c20c3abd (patch) | |
tree | 41b82695b3bfb73b4146809546c2d79d6eaa4c47 /arch/arm/mach-davinci/board-dm646x-evm.c | |
parent | Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/iee... (diff) | |
parent | davinci: dm646x EVM: Specify reserved EDMA channel/slots (diff) | |
download | linux-44d51a029f95d49c5c7ccd7808f81904c20c3abd.tar.xz linux-44d51a029f95d49c5c7ccd7808f81904c20c3abd.zip |
Merge branch 'davinci-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-davinci
* 'davinci-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-davinci:
davinci: dm646x EVM: Specify reserved EDMA channel/slots
davinci: da8xx/omapl EVM: Specify reserved channels/slots
davinci: support for EDMA resource sharing
davinci: edma: provide ability to detect insufficient CC info data
davinci: da8xx: sparse cleanup: remove duplicate entries in irq priorities
davinci: DM365: fixed second serial port
Davinci: tnetv107x evm board initial support
Davinci: tnetv107x initial gpio support
Davinci: tnetv107x soc support
Davinci: tnetv107x decompresser uart definitions
Davinci: generalized debug macros
Diffstat (limited to 'arch/arm/mach-davinci/board-dm646x-evm.c')
-rw-r--r-- | arch/arm/mach-davinci/board-dm646x-evm.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/board-dm646x-evm.c b/arch/arm/mach-davinci/board-dm646x-evm.c index 87521f2d69c7..4502f346b2b0 100644 --- a/arch/arm/mach-davinci/board-dm646x-evm.c +++ b/arch/arm/mach-davinci/board-dm646x-evm.c @@ -721,6 +721,39 @@ static struct davinci_uart_config uart_config __initdata = { #define DM646X_EVM_PHY_MASK (0x2) #define DM646X_EVM_MDIO_FREQUENCY (2200000) /* PHY bus frequency */ +/* + * The following EDMA channels/slots are not being used by drivers (for + * example: Timer, GPIO, UART events etc) on dm646x, hence they are being + * reserved for codecs on the DSP side. + */ +static const s16 dm646x_dma_rsv_chans[][2] = { + /* (offset, number) */ + { 0, 4}, + {13, 3}, + {24, 4}, + {30, 2}, + {54, 3}, + {-1, -1} +}; + +static const s16 dm646x_dma_rsv_slots[][2] = { + /* (offset, number) */ + { 0, 4}, + {13, 3}, + {24, 4}, + {30, 2}, + {54, 3}, + {128, 384}, + {-1, -1} +}; + +static struct edma_rsv_info dm646x_edma_rsv[] = { + { + .rsv_chans = dm646x_dma_rsv_chans, + .rsv_slots = dm646x_dma_rsv_slots, + }, +}; + static __init void evm_init(void) { struct davinci_soc_info *soc_info = &davinci_soc_info; @@ -732,6 +765,8 @@ static __init void evm_init(void) platform_device_register(&davinci_nand_device); + dm646x_init_edma(dm646x_edma_rsv); + if (HAS_ATA) davinci_init_ide(); |