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| author | Jonas Aaberg <jonas.aberg@stericsson.com> | 2010-06-20 21:26:14 +0000 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2010-06-22 18:01:55 -0700 |
| commit | 5aa12e8c9c57741606e52f43e62ab1b9dc8e9dcc (patch) | |
| tree | 6bb2c6b9c68915e9ce8e4a56a9a0d8446b47215c /arch/arm | |
| parent | 508849ade23c1167bfbdf557259398adfe7044b9 (diff) | |
| download | kernel_samsung_smdk4412-5aa12e8c9c57741606e52f43e62ab1b9dc8e9dcc.zip kernel_samsung_smdk4412-5aa12e8c9c57741606e52f43e62ab1b9dc8e9dcc.tar.gz kernel_samsung_smdk4412-5aa12e8c9c57741606e52f43e62ab1b9dc8e9dcc.tar.bz2 | |
DMAENGINE: ste_dma40: arch updates for LCLA and LCPA
This follows on the patch to allocate LCLA dynamically: the
on-chip memory is needed for other things so now that that
we're using it dynamically we can remove the LCLA resource
altogether and free up some ESRAM memory.
Signed-off-by: Jonas Aaberg <jonas.aberg@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@stericsson.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-ux500/devices-db8500.c | 19 | ||||
| -rw-r--r-- | arch/arm/mach-ux500/include/mach/db8500-regs.h | 5 |
2 files changed, 9 insertions, 15 deletions
diff --git a/arch/arm/mach-ux500/devices-db8500.c b/arch/arm/mach-ux500/devices-db8500.c index 8229034..638964e 100644 --- a/arch/arm/mach-ux500/devices-db8500.c +++ b/arch/arm/mach-ux500/devices-db8500.c @@ -113,26 +113,21 @@ struct platform_device u8500_i2c4_device = { static struct resource dma40_resources[] = { [0] = { .start = U8500_DMA_BASE, - .end = U8500_DMA_BASE + SZ_4K - 1, + .end = U8500_DMA_BASE + SZ_4K - 1, .flags = IORESOURCE_MEM, - .name = "base", + .name = "base", }, [1] = { .start = U8500_DMA_LCPA_BASE, - .end = U8500_DMA_LCPA_BASE + SZ_4K - 1, + .end = U8500_DMA_LCPA_BASE + 2 * SZ_1K - 1, .flags = IORESOURCE_MEM, - .name = "lcpa", + .name = "lcpa", }, [2] = { - .start = U8500_DMA_LCLA_BASE, - .end = U8500_DMA_LCLA_BASE + 16 * 1024 - 1, - .flags = IORESOURCE_MEM, - .name = "lcla", - }, - [3] = { .start = IRQ_DMA, - .end = IRQ_DMA, - .flags = IORESOURCE_IRQ} + .end = IRQ_DMA, + .flags = IORESOURCE_IRQ, + } }; /* Default configuration for physcial memcpy */ diff --git a/arch/arm/mach-ux500/include/mach/db8500-regs.h b/arch/arm/mach-ux500/include/mach/db8500-regs.h index 85fc6a8..897fa35 100644 --- a/arch/arm/mach-ux500/include/mach/db8500-regs.h +++ b/arch/arm/mach-ux500/include/mach/db8500-regs.h @@ -15,9 +15,8 @@ #define U8500_ESRAM_BANK2 (U8500_ESRAM_BANK1 + U8500_ESRAM_BANK_SIZE) #define U8500_ESRAM_BANK3 (U8500_ESRAM_BANK2 + U8500_ESRAM_BANK_SIZE) #define U8500_ESRAM_BANK4 (U8500_ESRAM_BANK3 + U8500_ESRAM_BANK_SIZE) -/* Use bank 4 for DMA LCLA and LCPA */ -#define U8500_DMA_LCLA_BASE U8500_ESRAM_BANK4 -#define U8500_DMA_LCPA_BASE (U8500_ESRAM_BANK4 + 0x4000) +/* Use bank 4 for DMA LCPA */ +#define U8500_DMA_LCPA_BASE U8500_ESRAM_BANK4 #define U8500_PER3_BASE 0x80000000 #define U8500_STM_BASE 0x80100000 |