blob: 1e76813225215494004015dc356556e5a33aa849 (
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--- a/drivers/dma/dw/core.c
+++ b/drivers/dma/dw/core.c
@@ -150,6 +150,8 @@ static void dwc_initialize(struct dw_dma
cfghi |= DWC_CFGH_DST_PER(dwc->dst_id);
cfghi |= DWC_CFGH_SRC_PER(dwc->src_id);
+ cfghi |= DWC_CFGH_PROTCTL(3); /* bufferable + privileged access */
+
channel_writel(dwc, CFG_LO, cfglo);
channel_writel(dwc, CFG_HI, cfghi);
@@ -1539,11 +1541,8 @@ int dw_dma_probe(struct dw_dma_chip *chi
else
list_add(&dwc->chan.device_node, &dw->dma.channels);
- /* 7 is highest priority & 0 is lowest. */
- if (pdata->chan_priority == CHAN_PRIORITY_ASCENDING)
- dwc->priority = pdata->nr_channels - i - 1;
- else
- dwc->priority = i;
+ /* set all channels to the same priority */
+ dwc->priority = pdata->nr_channels - 1;
dwc->ch_regs = &__dw_regs(dw)->CHAN[i];
spin_lock_init(&dwc->lock);
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