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| author | Nicolas Pitre <nicolas.pitre@linaro.org> | 2011-09-02 21:05:10 -0400 |
|---|---|---|
| committer | Nicolas Pitre <nico@fluxnic.net> | 2011-09-06 17:25:54 -0400 |
| commit | 98b0124f0e2b88ec74cbd9345cf6195e527ce251 (patch) | |
| tree | 411e80fcecedcb4dbddd545757d6fad80dd8411c /arch/arm/mach-prima2 | |
| parent | 96f90c791512bf8ceb50572a0e65d4cabb665c60 (diff) | |
| download | op-kernel-dev-98b0124f0e2b88ec74cbd9345cf6195e527ce251.zip op-kernel-dev-98b0124f0e2b88ec74cbd9345cf6195e527ce251.tar.gz | |
ARM: mach-prima2: move ARM_DMA_ZONE_SIZE to mdesc->dma_zone_size
Original comment:
Restrict DMA-able region to workaround silicon limitation.
The limitation restricts buffers available for DMA to SD/MMC
hardware to be below 256MB.
Signed-off-by: Nicolas Pitre <nicolas.pitre@linaro.org>
Diffstat (limited to 'arch/arm/mach-prima2')
| -rw-r--r-- | arch/arm/mach-prima2/include/mach/memory.h | 7 | ||||
| -rw-r--r-- | arch/arm/mach-prima2/prima2.c | 1 |
2 files changed, 1 insertions, 7 deletions
diff --git a/arch/arm/mach-prima2/include/mach/memory.h b/arch/arm/mach-prima2/include/mach/memory.h index 368cd5a..0d5ee6a 100644 --- a/arch/arm/mach-prima2/include/mach/memory.h +++ b/arch/arm/mach-prima2/include/mach/memory.h @@ -11,11 +11,4 @@ #define PLAT_PHYS_OFFSET UL(0x00000000) -/* - * Restrict DMA-able region to workaround silicon limitation. - * The limitation restricts buffers available for DMA to SD/MMC - * hardware to be below 256MB - */ -#define ARM_DMA_ZONE_SIZE (SZ_256M) - #endif diff --git a/arch/arm/mach-prima2/prima2.c b/arch/arm/mach-prima2/prima2.c index 5654a04..ee33c3d 100644 --- a/arch/arm/mach-prima2/prima2.c +++ b/arch/arm/mach-prima2/prima2.c @@ -36,6 +36,7 @@ MACHINE_START(PRIMA2_EVB, "prima2cb") .map_io = sirfsoc_map_lluart, .init_irq = sirfsoc_of_irq_init, .timer = &sirfsoc_timer, + .dma_zone_size = SZ_256M, .init_machine = sirfsoc_mach_init, .dt_compat = prima2cb_dt_match, MACHINE_END |
