forked from Minki/linux
MIPS: lantiq: verbose init of dma core
Print the hardware revision and port/channel info when starting the dma core. Signed-off-by: John Crispin <blogic@openwrt.org> Patchwork: http://patchwork.linux-mips.org/patch/4520
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@ -25,6 +25,7 @@
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#include <lantiq_soc.h>
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#include <xway_dma.h>
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#define LTQ_DMA_ID 0x08
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#define LTQ_DMA_CTRL 0x10
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#define LTQ_DMA_CPOLL 0x14
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#define LTQ_DMA_CS 0x18
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@ -214,6 +215,7 @@ ltq_dma_init(struct platform_device *pdev)
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{
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struct clk *clk;
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struct resource *res;
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unsigned id;
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int i;
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res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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@ -243,7 +245,12 @@ ltq_dma_init(struct platform_device *pdev)
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ltq_dma_w32(DMA_POLL | DMA_CLK_DIV4, LTQ_DMA_CPOLL);
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ltq_dma_w32_mask(DMA_CHAN_ON, 0, LTQ_DMA_CCTRL);
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}
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dev_info(&pdev->dev, "init done\n");
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id = ltq_dma_r32(LTQ_DMA_ID);
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dev_info(&pdev->dev,
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"Init done - hw rev: %X, ports: %d, channels: %d\n",
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id & 0x1f, (id >> 16) & 0xf, id >> 20);
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return 0;
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}
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