[alsa-devel] [PATCH 08/16] ARM: ux500: Add DMA-channels for MSP
Ola Lilja
ola.o.lilja at stericsson.com
Tue Mar 13 16:11:35 CET 2012
Add DMA-channels for MSP0, MSP1, MSP2 and MSP3.
Signed-off-by: Ola Lilja <ola.o.lilja at 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>
--
1.7.8.3
More information about the Alsa-devel
mailing list