On 03-07-18, 14:32, Paul Cercueil wrote:
> The JZ4725B has one DMA core starring six DMA channels.
> As for the JZ4770, each DMA channel's clock can be enabled with
> a register write, the difference here being that once started, it
> is not possible to turn it off.
ok so disable for this, right..
> @@ -204,6 +205,8 @@ static inline void jz4780_dma_chan_enable(struct jz4780_dma_dev *jzdma,
> {
> if (jzdma->version == ID_JZ4770)
> jz4780_dma_ctrl_writel(jzdma, JZ_DMA_REG_DCKES, BIT(chn));
> + else if (jzdma->version == ID_JZ4725B)
> + jz4780_dma_ctrl_writel(jzdma, JZ_DMA_REG_DCKE, BIT(chn));
but you are writing to a different register here..
--
~Vinod
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