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authorMark Brown <broonie@opensource.wolfsonmicro.com>2010-08-16 18:42:58 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2010-08-16 18:42:58 +0100
commite4862f2f6f5653dfb67f3ba2b6f0bc74516ed51a (patch)
tree1db5a0540a4eecfad9b7daee476b985e82ddc810 /arch/arm/mach-davinci/board-dm646x-evm.c
parentec62dbd7eb8e3dddb221da89ecbcea0fc3dee8c1 (diff)
parentb2c1e07b81a126e5846dfc3d36f559d861df59f4 (diff)
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Merge branch 'for-2.6.36' into for-2.6.37
Fairly simple conflicts, the most serious ones are the i.MX ones which I suspect now need another rename. Conflicts: arch/arm/mach-mx2/clock_imx27.c arch/arm/mach-mx2/devices.c arch/arm/mach-omap2/board-rx51-peripherals.c arch/arm/mach-omap2/board-zoom2.c sound/soc/fsl/mpc5200_dma.c sound/soc/fsl/mpc5200_dma.h sound/soc/fsl/mpc8610_hpcd.c sound/soc/pxa/spitz.c
Diffstat (limited to 'arch/arm/mach-davinci/board-dm646x-evm.c')
-rw-r--r--arch/arm/mach-davinci/board-dm646x-evm.c35
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/board-dm646x-evm.c b/arch/arm/mach-davinci/board-dm646x-evm.c
index 87521f2d69c7..4502f346b2b0 100644
--- a/arch/arm/mach-davinci/board-dm646x-evm.c
+++ b/arch/arm/mach-davinci/board-dm646x-evm.c
@@ -721,6 +721,39 @@ static struct davinci_uart_config uart_config __initdata = {
#define DM646X_EVM_PHY_MASK (0x2)
#define DM646X_EVM_MDIO_FREQUENCY (2200000) /* PHY bus frequency */
+/*
+ * The following EDMA channels/slots are not being used by drivers (for
+ * example: Timer, GPIO, UART events etc) on dm646x, hence they are being
+ * reserved for codecs on the DSP side.
+ */
+static const s16 dm646x_dma_rsv_chans[][2] = {
+ /* (offset, number) */
+ { 0, 4},
+ {13, 3},
+ {24, 4},
+ {30, 2},
+ {54, 3},
+ {-1, -1}
+};
+
+static const s16 dm646x_dma_rsv_slots[][2] = {
+ /* (offset, number) */
+ { 0, 4},
+ {13, 3},
+ {24, 4},
+ {30, 2},
+ {54, 3},
+ {128, 384},
+ {-1, -1}
+};
+
+static struct edma_rsv_info dm646x_edma_rsv[] = {
+ {
+ .rsv_chans = dm646x_dma_rsv_chans,
+ .rsv_slots = dm646x_dma_rsv_slots,
+ },
+};
+
static __init void evm_init(void)
{
struct davinci_soc_info *soc_info = &davinci_soc_info;
@@ -732,6 +765,8 @@ static __init void evm_init(void)
platform_device_register(&davinci_nand_device);
+ dm646x_init_edma(dm646x_edma_rsv);
+
if (HAS_ATA)
davinci_init_ide();
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