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Diffstat (limited to 'arch/mips/lantiq/xway/dma.c')
-rw-r--r--arch/mips/lantiq/xway/dma.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/mips/lantiq/xway/dma.c b/arch/mips/lantiq/xway/dma.c
index 55d2c4fa4714..b5d76d1444c9 100644
--- a/arch/mips/lantiq/xway/dma.c
+++ b/arch/mips/lantiq/xway/dma.c
@@ -25,6 +25,7 @@
#include <lantiq_soc.h>
#include <xway_dma.h>
+#define LTQ_DMA_ID 0x08
#define LTQ_DMA_CTRL 0x10
#define LTQ_DMA_CPOLL 0x14
#define LTQ_DMA_CS 0x18
@@ -214,6 +215,7 @@ ltq_dma_init(struct platform_device *pdev)
{
struct clk *clk;
struct resource *res;
+ unsigned id;
int i;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
@@ -243,7 +245,12 @@ ltq_dma_init(struct platform_device *pdev)
ltq_dma_w32(DMA_POLL | DMA_CLK_DIV4, LTQ_DMA_CPOLL);
ltq_dma_w32_mask(DMA_CHAN_ON, 0, LTQ_DMA_CCTRL);
}
- dev_info(&pdev->dev, "init done\n");
+
+ id = ltq_dma_r32(LTQ_DMA_ID);
+ dev_info(&pdev->dev,
+ "Init done - hw rev: %X, ports: %d, channels: %d\n",
+ id & 0x1f, (id >> 16) & 0xf, id >> 20);
+
return 0;
}