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| author | Per Forlin <per.forlin@linaro.org> | 2010-12-05 13:35:12 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@stericsson.com> | 2010-12-08 13:21:31 +0100 |
| commit | e8b1cc3a341684dfc02fd02f52308752b031668c (patch) | |
| tree | 54146b6a0d7b70bdf794750577ca3990c2cf8cd1 /arch/arm/mach-ux500/include/mach | |
| parent | bab263e0ce624b05bdcf568e83a9ca4ce71f5e3d (diff) | |
| download | blackbird-op-linux-e8b1cc3a341684dfc02fd02f52308752b031668c.tar.gz blackbird-op-linux-e8b1cc3a341684dfc02fd02f52308752b031668c.zip | |
ux500: Add DMA support for U5500
Add basic DMA configuration for u5500 supporting memcpy.
Make way for SDI0 dma support by setting SDI0 to -1,
indicating it will be configured in runtime.
Signed-off-by: Per Forlin <per.forlin@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@stericsson.com>
Diffstat (limited to 'arch/arm/mach-ux500/include/mach')
| -rw-r--r-- | arch/arm/mach-ux500/include/mach/db5500-regs.h | 4 | ||||
| -rw-r--r-- | arch/arm/mach-ux500/include/mach/setup.h | 2 |
2 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/mach-ux500/include/mach/db5500-regs.h b/arch/arm/mach-ux500/include/mach/db5500-regs.h index 3eafc0e24ba5..bd88c1e74060 100644 --- a/arch/arm/mach-ux500/include/mach/db5500-regs.h +++ b/arch/arm/mach-ux500/include/mach/db5500-regs.h @@ -114,4 +114,8 @@ #define U5500_MBOX2_LOCAL_START (U5500_MBOX_BASE + 0x20) #define U5500_MBOX2_LOCAL_END (U5500_MBOX_BASE + 0x3F) +#define U5500_ESRAM_BASE 0x40000000 +#define U5500_ESRAM_DMA_LCPA_OFFSET 0x10000 +#define U5500_DMA_LCPA_BASE (U5500_ESRAM_BASE + U5500_ESRAM_DMA_LCPA_OFFSET) + #endif diff --git a/arch/arm/mach-ux500/include/mach/setup.h b/arch/arm/mach-ux500/include/mach/setup.h index 22788a7d35dc..469877e0de90 100644 --- a/arch/arm/mach-ux500/include/mach/setup.h +++ b/arch/arm/mach-ux500/include/mach/setup.h @@ -25,6 +25,8 @@ extern void __init ux500_init_irq(void); extern void __init u5500_sdi_init(void); +extern void __init db5500_dma_init(void); + /* We re-use nomadik_timer for this platform */ extern void nmdk_timer_init(void); |
