aboutsummaryrefslogtreecommitdiffstats
path: root/arch/avr32
diff options
context:
space:
mode:
authorJamie Iles <jamie@jamieiles.com>2011-01-21 14:11:55 +0000
committerDan Williams <dan.j.williams@intel.com>2011-01-29 23:10:55 -0800
commit4aa5f366431fef0afca0df348ca9782c63ac9911 (patch)
treeed7dc549c5d7274a0bbfb3f0e172e916cb830e9b /arch/avr32
parent95ea759e9e116dade3e7386be2a3db76c90f4675 (diff)
downloadkernel_samsung_smdk4412-4aa5f366431fef0afca0df348ca9782c63ac9911.zip
kernel_samsung_smdk4412-4aa5f366431fef0afca0df348ca9782c63ac9911.tar.gz
kernel_samsung_smdk4412-4aa5f366431fef0afca0df348ca9782c63ac9911.tar.bz2
avr32: at32ap700x: specify DMA src and dst masters
Now that the dw_dmac DMA driver supports configurable source and destination masters we need to specify which ones to use. This was previously hardcoded to 0 and 1 respectively in the driver. Acked-by: Hans-Christian Egtvedt <hans-christian.egtvedt@atmel.com> Signed-off-by: Jamie Iles <jamie@jamieiles.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'arch/avr32')
-rw-r--r--arch/avr32/mach-at32ap/at32ap700x.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/avr32/mach-at32ap/at32ap700x.c b/arch/avr32/mach-at32ap/at32ap700x.c
index e67c999..2747cde 100644
--- a/arch/avr32/mach-at32ap/at32ap700x.c
+++ b/arch/avr32/mach-at32ap/at32ap700x.c
@@ -2048,6 +2048,8 @@ at32_add_device_ac97c(unsigned int id, struct ac97c_platform_data *data,
rx_dws->reg_width = DW_DMA_SLAVE_WIDTH_16BIT;
rx_dws->cfg_hi = DWC_CFGH_SRC_PER(3);
rx_dws->cfg_lo &= ~(DWC_CFGL_HS_DST_POL | DWC_CFGL_HS_SRC_POL);
+ rx_dws->src_master = 0;
+ rx_dws->dst_master = 1;
}
/* Check if DMA slave interface for playback should be configured. */
@@ -2056,6 +2058,8 @@ at32_add_device_ac97c(unsigned int id, struct ac97c_platform_data *data,
tx_dws->reg_width = DW_DMA_SLAVE_WIDTH_16BIT;
tx_dws->cfg_hi = DWC_CFGH_DST_PER(4);
tx_dws->cfg_lo &= ~(DWC_CFGL_HS_DST_POL | DWC_CFGL_HS_SRC_POL);
+ rx_dws->src_master = 0;
+ rx_dws->dst_master = 1;
}
if (platform_device_add_data(pdev, data,
@@ -2128,6 +2132,8 @@ at32_add_device_abdac(unsigned int id, struct atmel_abdac_pdata *data)
dws->reg_width = DW_DMA_SLAVE_WIDTH_32BIT;
dws->cfg_hi = DWC_CFGH_DST_PER(2);
dws->cfg_lo &= ~(DWC_CFGL_HS_DST_POL | DWC_CFGL_HS_SRC_POL);
+ dws->src_master = 0;
+ dws->dst_master = 1;
if (platform_device_add_data(pdev, data,
sizeof(struct atmel_abdac_pdata)))