[alsa-devel] [PATCH 2/3] ARM: ux500: Add DMA-channels for MSP
Add DMA-channels for MSP0, MSP1, MSP2 and MSP3.
Signed-off-by: Ola Lilja ola.o.lilja@stericsson.com --- arch/arm/mach-ux500/devices-db8500.c | 6 ++++++ arch/arm/mach-ux500/include/mach/hardware.h | 2 ++ 2 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-ux500/devices-db8500.c b/arch/arm/mach-ux500/devices-db8500.c index a7c6cdc..6e66d37 100644 --- a/arch/arm/mach-ux500/devices-db8500.c +++ b/arch/arm/mach-ux500/devices-db8500.c @@ -101,6 +101,9 @@ static const dma_addr_t dma40_tx_map[DB8500_DMA_NR_DEV] = { [DB8500_DMA_DEV41_SD_MM3_TX] = -1, [DB8500_DMA_DEV42_SD_MM4_TX] = -1, [DB8500_DMA_DEV43_SD_MM5_TX] = -1, + [DB8500_DMA_DEV14_MSP2_TX] = U8500_MSP2_BASE + MSP_TX_RX_REG_OFFSET, + [DB8500_DMA_DEV30_MSP1_TX] = U8500_MSP1_BASE + MSP_TX_RX_REG_OFFSET, + [DB8500_DMA_DEV31_MSP0_TX_SLIM0_CH0_TX] = U8500_MSP0_BASE + MSP_TX_RX_REG_OFFSET, };
/* Mapping between source event lines and physical device address */ @@ -133,6 +136,9 @@ static const dma_addr_t dma40_rx_map[DB8500_DMA_NR_DEV] = { [DB8500_DMA_DEV41_SD_MM3_RX] = -1, [DB8500_DMA_DEV42_SD_MM4_RX] = -1, [DB8500_DMA_DEV43_SD_MM5_RX] = -1, + [DB8500_DMA_DEV14_MSP2_RX] = U8500_MSP2_BASE + MSP_TX_RX_REG_OFFSET, + [DB8500_DMA_DEV30_MSP3_RX] = U8500_MSP3_BASE + MSP_TX_RX_REG_OFFSET, + [DB8500_DMA_DEV31_MSP0_RX_SLIM0_CH0_RX] = U8500_MSP0_BASE + MSP_TX_RX_REG_OFFSET, };
/* Reserved event lines for memcpy only */ diff --git a/arch/arm/mach-ux500/include/mach/hardware.h b/arch/arm/mach-ux500/include/mach/hardware.h index b6ba26a..d93d6db 100644 --- a/arch/arm/mach-ux500/include/mach/hardware.h +++ b/arch/arm/mach-ux500/include/mach/hardware.h @@ -30,6 +30,8 @@ #include <mach/db8500-regs.h> #include <mach/db5500-regs.h>
+#define MSP_TX_RX_REG_OFFSET 0 + #ifndef __ASSEMBLY__
#include <mach/id.h>
On Mon, Jan 30, 2012 at 3:18 PM, Ola Lilja ola.o.lilja@stericsson.com wrote:
Add DMA-channels for MSP0, MSP1, MSP2 and MSP3.
Signed-off-by: Ola Lilja ola.o.lilja@stericsson.com
OK applied this to ux500-core so you have all in place on the platform side.
Yours, Linus Walleij
participants (2)
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Linus Walleij
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Ola Lilja