Root/target/linux/brcm63xx/patches-3.2/080-bcm6345_enet.patch

1--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
2+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
3@@ -29,16 +29,15 @@
4                     CKCTL_6338_SAR_EN | \
5                     CKCTL_6338_SPI_EN)
6 
7-#define CKCTL_6345_CPU_EN (1 << 0)
8-#define CKCTL_6345_BUS_EN (1 << 1)
9-#define CKCTL_6345_EBI_EN (1 << 2)
10-#define CKCTL_6345_UART_EN (1 << 3)
11-#define CKCTL_6345_ADSLPHY_EN (1 << 4)
12-#define CKCTL_6345_ENET_EN (1 << 7)
13-#define CKCTL_6345_USBH_EN (1 << 8)
14+#define CKCTL_6345_CPU_EN (1 << 16)
15+#define CKCTL_6345_BUS_EN (1 << 17)
16+#define CKCTL_6345_EBI_EN (1 << 18)
17+#define CKCTL_6345_UART_EN (1 << 19)
18+#define CKCTL_6345_ADSLPHY_EN (1 << 20)
19+#define CKCTL_6345_ENET_EN (1 << 23)
20+#define CKCTL_6345_USBH_EN (1 << 24)
21 
22-#define CKCTL_6345_ALL_SAFE_EN (CKCTL_6345_ENET_EN | \
23- CKCTL_6345_USBH_EN | \
24+#define CKCTL_6345_ALL_SAFE_EN (CKCTL_6345_USBH_EN | \
25                     CKCTL_6345_ADSLPHY_EN)
26 
27 #define CKCTL_6348_ADSLPHY_EN (1 << 0)
28@@ -547,6 +546,39 @@
29 #define ENETDMA_SRAM4_REG(x) (0x20c + (x) * 0x10)
30 
31 
32+/* Broadcom 6345 ENET DMA definitions */
33+#define ENETDMA_6345_CHANCFG_REG(x) (0x00 + (x) * 0x40)
34+#define ENETDMA_6345_CHANCFG_EN_SHIFT 0
35+#define ENETDMA_6345_CHANCFG_EN_MASK (1 << ENETDMA_6345_CHANCFG_EN_SHIFT)
36+#define ENETDMA_6345_PKTHALT_SHIFT 1
37+#define ENETDMA_6345_PKTHALT_MASK (1 << ENETDMA_6345_PKTHALT_SHIFT)
38+#define ENETDMA_6345_CHAINING_SHIFT 2
39+#define ENETDMA_6345_CHAINING_MASK (1 << ENETDMA_6345_CHAINING_SHIFT)
40+#define ENETDMA_6345_WRAP_EN_SHIFT 3
41+#define ENETDMA_6345_WRAP_EN_MASK (1 << ENETDMA_6345_WRAP_EN_SHIFT)
42+#define ENETDMA_6345_FLOWC_EN_SHIFT 4
43+#define ENETDMA_6345_FLOWC_EN_MASK (1 << ENETDMA_6345_FLOWC_EN_SHIFT)
44+
45+#define ENETDMA_6345_MAXBURST_REG(x) (0x04 + (x) * 0x40)
46+
47+#define ENETDMA_6345_RSTART_REG(x) (0x08 + (x) * 0x40)
48+
49+#define ENETDMA_6345_LEN_REG(x) (0x0C + (x) * 0x40)
50+
51+#define ENETDMA_6345_BSTAT_REG(x) (0x10 + (x) * 0x40)
52+
53+#define ENETDMA_6345_IR_REG(x) (0x14 + (x) * 0x40)
54+#define ENETDMA_6345_IR_BUFDONE_MASK (1 << 0)
55+#define ENETDMA_6345_IR_PKTDONE_MASK (1 << 1)
56+#define ENETDMA_6345_IR_NOTOWNER_MASK (1 << 2)
57+
58+#define ENETDMA_6345_IRMASK_REG(x) (0x18 + (x) * 0x40)
59+
60+#define ENETDMA_6345_FC_REG(x) (0x1C + (x) * 0x40)
61+
62+#define ENETDMA_6345_BUFALLOC_REG(x) (0x20 + (x) * 0x40)
63+
64+
65 /*************************************************************************
66  * _REG relative to RSET_OHCI_PRIV
67  *************************************************************************/
68--- a/drivers/net/ethernet/broadcom/bcm63xx_enet.c
69+++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.c
70@@ -32,6 +32,7 @@
71 #include <linux/if_vlan.h>
72 
73 #include <bcm63xx_dev_enet.h>
74+#include <bcm63xx_cpu.h>
75 #include "bcm63xx_enet.h"
76 
77 static char bcm_enet_driver_name[] = "bcm63xx_enet";
78@@ -178,6 +179,7 @@ static void bcm_enet_mdio_write_mii(stru
79 static int bcm_enet_refill_rx(struct net_device *dev)
80 {
81     struct bcm_enet_priv *priv;
82+ unsigned int desc_shift = BCMCPU_IS_6345() ? DMADESC_6345_SHIFT : 0;
83 
84     priv = netdev_priv(dev);
85 
86@@ -206,7 +208,7 @@ static int bcm_enet_refill_rx(struct net
87         len_stat = priv->rx_skb_size << DMADESC_LENGTH_SHIFT;
88         len_stat |= DMADESC_OWNER_MASK;
89         if (priv->rx_dirty_desc == priv->rx_ring_size - 1) {
90- len_stat |= DMADESC_WRAP_MASK;
91+ len_stat |= (DMADESC_WRAP_MASK >> desc_shift);
92             priv->rx_dirty_desc = 0;
93         } else {
94             priv->rx_dirty_desc++;
95@@ -217,7 +219,10 @@ static int bcm_enet_refill_rx(struct net
96         priv->rx_desc_count++;
97 
98         /* tell dma engine we allocated one buffer */
99- enet_dma_writel(priv, 1, ENETDMA_BUFALLOC_REG(priv->rx_chan));
100+ if (!BCMCPU_IS_6345())
101+ enet_dma_writel(priv, 1, ENETDMA_BUFALLOC_REG(priv->rx_chan));
102+ else
103+ enet_dma_writel(priv, 1, ENETDMA_6345_BUFALLOC_REG(priv->rx_chan));
104     }
105 
106     /* If rx ring is still empty, set a timer to try allocating
107@@ -255,6 +260,7 @@ static int bcm_enet_receive_queue(struct
108     struct bcm_enet_priv *priv;
109     struct device *kdev;
110     int processed;
111+ unsigned int desc_shift = BCMCPU_IS_6345() ? DMADESC_6345_SHIFT : 0;
112 
113     priv = netdev_priv(dev);
114     kdev = &priv->pdev->dev;
115@@ -293,7 +299,7 @@ static int bcm_enet_receive_queue(struct
116 
117         /* if the packet does not have start of packet _and_
118          * end of packet flag set, then just recycle it */
119- if ((len_stat & DMADESC_ESOP_MASK) != DMADESC_ESOP_MASK) {
120+ if ((len_stat & (DMADESC_ESOP_MASK >> desc_shift)) != (DMADESC_ESOP_MASK >> desc_shift)) {
121             dev->stats.rx_dropped++;
122             continue;
123         }
124@@ -353,8 +359,15 @@ static int bcm_enet_receive_queue(struct
125         bcm_enet_refill_rx(dev);
126 
127         /* kick rx dma */
128- enet_dma_writel(priv, ENETDMA_CHANCFG_EN_MASK,
129- ENETDMA_CHANCFG_REG(priv->rx_chan));
130+ if (!BCMCPU_IS_6345())
131+ enet_dma_writel(priv, ENETDMA_CHANCFG_EN_MASK,
132+ ENETDMA_CHANCFG_REG(priv->rx_chan));
133+ else
134+ enet_dma_writel(priv, ENETDMA_6345_CHANCFG_EN_MASK |
135+ ENETDMA_6345_CHAINING_MASK |
136+ ENETDMA_6345_WRAP_EN_MASK |
137+ ENETDMA_6345_FLOWC_EN_MASK,
138+ ENETDMA_6345_CHANCFG_REG(priv->rx_chan));
139     }
140 
141     return processed;
142@@ -429,10 +442,21 @@ static int bcm_enet_poll(struct napi_str
143     dev = priv->net_dev;
144 
145     /* ack interrupts */
146- enet_dma_writel(priv, ENETDMA_IR_PKTDONE_MASK,
147- ENETDMA_IR_REG(priv->rx_chan));
148- enet_dma_writel(priv, ENETDMA_IR_PKTDONE_MASK,
149- ENETDMA_IR_REG(priv->tx_chan));
150+ if (!BCMCPU_IS_6345()) {
151+ enet_dma_writel(priv, ENETDMA_IR_PKTDONE_MASK,
152+ ENETDMA_IR_REG(priv->rx_chan));
153+ enet_dma_writel(priv, ENETDMA_IR_PKTDONE_MASK,
154+ ENETDMA_IR_REG(priv->tx_chan));
155+ } else {
156+ enet_dma_writel(priv, ENETDMA_IR_BUFDONE_MASK |
157+ ENETDMA_IR_PKTDONE_MASK |
158+ ENETDMA_IR_NOTOWNER_MASK,
159+ ENETDMA_6345_IR_REG(priv->rx_chan));
160+ enet_dma_writel(priv, ENETDMA_IR_BUFDONE_MASK |
161+ ENETDMA_IR_PKTDONE_MASK |
162+ ENETDMA_IR_NOTOWNER_MASK,
163+ ENETDMA_6345_IR_REG(priv->tx_chan));
164+ }
165 
166     /* reclaim sent skb */
167     tx_work_done = bcm_enet_tx_reclaim(dev, 0);
168@@ -451,10 +475,21 @@ static int bcm_enet_poll(struct napi_str
169     napi_complete(napi);
170 
171     /* restore rx/tx interrupt */
172- enet_dma_writel(priv, ENETDMA_IR_PKTDONE_MASK,
173- ENETDMA_IRMASK_REG(priv->rx_chan));
174- enet_dma_writel(priv, ENETDMA_IR_PKTDONE_MASK,
175- ENETDMA_IRMASK_REG(priv->tx_chan));
176+ if (!BCMCPU_IS_6345()) {
177+ enet_dma_writel(priv, ENETDMA_IR_PKTDONE_MASK,
178+ ENETDMA_IRMASK_REG(priv->rx_chan));
179+ enet_dma_writel(priv, ENETDMA_IR_PKTDONE_MASK,
180+ ENETDMA_IRMASK_REG(priv->tx_chan));
181+ } else {
182+ enet_dma_writel(priv, ENETDMA_IR_BUFDONE_MASK |
183+ ENETDMA_IR_PKTDONE_MASK |
184+ ENETDMA_IR_NOTOWNER_MASK,
185+ ENETDMA_6345_IRMASK_REG(priv->rx_chan));
186+ enet_dma_writel(priv, ENETDMA_IR_BUFDONE_MASK |
187+ ENETDMA_IR_PKTDONE_MASK |
188+ ENETDMA_IR_NOTOWNER_MASK,
189+ ENETDMA_6345_IRMASK_REG(priv->tx_chan));
190+ }
191 
192     return rx_work_done;
193 }
194@@ -497,8 +532,13 @@ static irqreturn_t bcm_enet_isr_dma(int
195     priv = netdev_priv(dev);
196 
197     /* mask rx/tx interrupts */
198- enet_dma_writel(priv, 0, ENETDMA_IRMASK_REG(priv->rx_chan));
199- enet_dma_writel(priv, 0, ENETDMA_IRMASK_REG(priv->tx_chan));
200+ if (!BCMCPU_IS_6345()) {
201+ enet_dma_writel(priv, 0, ENETDMA_IRMASK_REG(priv->rx_chan));
202+ enet_dma_writel(priv, 0, ENETDMA_IRMASK_REG(priv->tx_chan));
203+ } else {
204+ enet_dma_writel(priv, 0, ENETDMA_6345_IRMASK_REG(priv->rx_chan));
205+ enet_dma_writel(priv, 0, ENETDMA_6345_IRMASK_REG(priv->tx_chan));
206+ }
207 
208     napi_schedule(&priv->napi);
209 
210@@ -514,6 +554,7 @@ static int bcm_enet_start_xmit(struct sk
211     struct bcm_enet_desc *desc;
212     u32 len_stat;
213     int ret;
214+ unsigned int desc_shift = BCMCPU_IS_6345() ? DMADESC_6345_SHIFT : 0;
215 
216     priv = netdev_priv(dev);
217 
218@@ -539,14 +580,13 @@ static int bcm_enet_start_xmit(struct sk
219                        DMA_TO_DEVICE);
220 
221     len_stat = (skb->len << DMADESC_LENGTH_SHIFT) & DMADESC_LENGTH_MASK;
222- len_stat |= DMADESC_ESOP_MASK |
223- DMADESC_APPEND_CRC |
224- DMADESC_OWNER_MASK;
225+ len_stat |= ((DMADESC_ESOP_MASK >> desc_shift) |
226+ DMADESC_APPEND_CRC | DMADESC_OWNER_MASK);
227 
228     priv->tx_curr_desc++;
229     if (priv->tx_curr_desc == priv->tx_ring_size) {
230         priv->tx_curr_desc = 0;
231- len_stat |= DMADESC_WRAP_MASK;
232+ len_stat |= (DMADESC_WRAP_MASK >> desc_shift);
233     }
234     priv->tx_desc_count--;
235 
236@@ -557,8 +597,15 @@ static int bcm_enet_start_xmit(struct sk
237     wmb();
238 
239     /* kick tx dma */
240- enet_dma_writel(priv, ENETDMA_CHANCFG_EN_MASK,
241- ENETDMA_CHANCFG_REG(priv->tx_chan));
242+ if (!BCMCPU_IS_6345())
243+ enet_dma_writel(priv, ENETDMA_CHANCFG_EN_MASK,
244+ ENETDMA_CHANCFG_REG(priv->tx_chan));
245+ else
246+ enet_dma_writel(priv, ENETDMA_6345_CHANCFG_EN_MASK |
247+ ENETDMA_6345_CHAINING_MASK |
248+ ENETDMA_6345_WRAP_EN_MASK |
249+ ENETDMA_6345_FLOWC_EN_MASK,
250+ ENETDMA_6345_CHANCFG_REG(priv->tx_chan));
251 
252     /* stop queue if no more desc available */
253     if (!priv->tx_desc_count)
254@@ -686,6 +733,9 @@ static void bcm_enet_set_flow(struct bcm
255         val &= ~ENET_RXCFG_ENFLOW_MASK;
256     enet_writel(priv, val, ENET_RXCFG_REG);
257 
258+ if (BCMCPU_IS_6345())
259+ return;
260+
261     /* tx flow control (pause frame generation) */
262     val = enet_dma_readl(priv, ENETDMA_CFG_REG);
263     if (tx_en)
264@@ -833,8 +883,13 @@ static int bcm_enet_open(struct net_devi
265 
266     /* mask all interrupts and request them */
267     enet_writel(priv, 0, ENET_IRMASK_REG);
268- enet_dma_writel(priv, 0, ENETDMA_IRMASK_REG(priv->rx_chan));
269- enet_dma_writel(priv, 0, ENETDMA_IRMASK_REG(priv->tx_chan));
270+ if (!BCMCPU_IS_6345()) {
271+ enet_dma_writel(priv, 0, ENETDMA_IRMASK_REG(priv->rx_chan));
272+ enet_dma_writel(priv, 0, ENETDMA_IRMASK_REG(priv->tx_chan));
273+ } else {
274+ enet_dma_writel(priv, 0, ENETDMA_6345_IRMASK_REG(priv->rx_chan));
275+ enet_dma_writel(priv, 0, ENETDMA_6345_IRMASK_REG(priv->tx_chan));
276+ }
277 
278     ret = request_irq(dev->irq, bcm_enet_isr_mac, 0, dev->name, dev);
279     if (ret)
280@@ -913,8 +968,12 @@ static int bcm_enet_open(struct net_devi
281     priv->rx_curr_desc = 0;
282 
283     /* initialize flow control buffer allocation */
284- enet_dma_writel(priv, ENETDMA_BUFALLOC_FORCE_MASK | 0,
285- ENETDMA_BUFALLOC_REG(priv->rx_chan));
286+ if (!BCMCPU_IS_6345())
287+ enet_dma_writel(priv, ENETDMA_BUFALLOC_FORCE_MASK | 0,
288+ ENETDMA_BUFALLOC_REG(priv->rx_chan));
289+ else
290+ enet_dma_writel(priv, ENETDMA_BUFALLOC_FORCE_MASK | 0,
291+ ENETDMA_6345_BUFALLOC_REG(priv->rx_chan));
292 
293     if (bcm_enet_refill_rx(dev)) {
294         dev_err(kdev, "cannot allocate rx skb queue\n");
295@@ -923,37 +982,62 @@ static int bcm_enet_open(struct net_devi
296     }
297 
298     /* write rx & tx ring addresses */
299- enet_dma_writel(priv, priv->rx_desc_dma,
300- ENETDMA_RSTART_REG(priv->rx_chan));
301- enet_dma_writel(priv, priv->tx_desc_dma,
302- ENETDMA_RSTART_REG(priv->tx_chan));
303+ if (!BCMCPU_IS_6345()) {
304+ enet_dma_writel(priv, priv->rx_desc_dma,
305+ ENETDMA_RSTART_REG(priv->rx_chan));
306+ enet_dma_writel(priv, priv->tx_desc_dma,
307+ ENETDMA_RSTART_REG(priv->tx_chan));
308+ } else {
309+ enet_dma_writel(priv, priv->rx_desc_dma,
310+ ENETDMA_6345_RSTART_REG(priv->rx_chan));
311+ enet_dma_writel(priv, priv->tx_desc_dma,
312+ ENETDMA_6345_RSTART_REG(priv->tx_chan));
313+ }
314 
315     /* clear remaining state ram for rx & tx channel */
316- enet_dma_writel(priv, 0, ENETDMA_SRAM2_REG(priv->rx_chan));
317- enet_dma_writel(priv, 0, ENETDMA_SRAM2_REG(priv->tx_chan));
318- enet_dma_writel(priv, 0, ENETDMA_SRAM3_REG(priv->rx_chan));
319- enet_dma_writel(priv, 0, ENETDMA_SRAM3_REG(priv->tx_chan));
320- enet_dma_writel(priv, 0, ENETDMA_SRAM4_REG(priv->rx_chan));
321- enet_dma_writel(priv, 0, ENETDMA_SRAM4_REG(priv->tx_chan));
322+ if (!BCMCPU_IS_6345()) {
323+ enet_dma_writel(priv, 0, ENETDMA_SRAM2_REG(priv->rx_chan));
324+ enet_dma_writel(priv, 0, ENETDMA_SRAM2_REG(priv->tx_chan));
325+ enet_dma_writel(priv, 0, ENETDMA_SRAM3_REG(priv->rx_chan));
326+ enet_dma_writel(priv, 0, ENETDMA_SRAM3_REG(priv->tx_chan));
327+ enet_dma_writel(priv, 0, ENETDMA_SRAM4_REG(priv->rx_chan));
328+ enet_dma_writel(priv, 0, ENETDMA_SRAM4_REG(priv->tx_chan));
329+ } else {
330+ enet_dma_writel(priv, 0, ENETDMA_6345_FC_REG(priv->rx_chan));
331+ enet_dma_writel(priv, 0, ENETDMA_6345_FC_REG(priv->tx_chan));
332+ }
333 
334     /* set max rx/tx length */
335     enet_writel(priv, priv->hw_mtu, ENET_RXMAXLEN_REG);
336     enet_writel(priv, priv->hw_mtu, ENET_TXMAXLEN_REG);
337 
338     /* set dma maximum burst len */
339- enet_dma_writel(priv, BCMENET_DMA_MAXBURST,
340- ENETDMA_MAXBURST_REG(priv->rx_chan));
341- enet_dma_writel(priv, BCMENET_DMA_MAXBURST,
342- ENETDMA_MAXBURST_REG(priv->tx_chan));
343+ if (!BCMCPU_IS_6345()) {
344+ enet_dma_writel(priv, BCMENET_DMA_MAXBURST,
345+ ENETDMA_MAXBURST_REG(priv->rx_chan));
346+ enet_dma_writel(priv, BCMENET_DMA_MAXBURST,
347+ ENETDMA_MAXBURST_REG(priv->tx_chan));
348+ } else {
349+ enet_dma_writel(priv, BCMENET_DMA_MAXBURST,
350+ ENETDMA_6345_MAXBURST_REG(priv->rx_chan));
351+ enet_dma_writel(priv, BCMENET_DMA_MAXBURST,
352+ ENETDMA_6345_MAXBURST_REG(priv->tx_chan));
353+ }
354 
355     /* set correct transmit fifo watermark */
356     enet_writel(priv, BCMENET_TX_FIFO_TRESH, ENET_TXWMARK_REG);
357 
358     /* set flow control low/high threshold to 1/3 / 2/3 */
359- val = priv->rx_ring_size / 3;
360- enet_dma_writel(priv, val, ENETDMA_FLOWCL_REG(priv->rx_chan));
361- val = (priv->rx_ring_size * 2) / 3;
362- enet_dma_writel(priv, val, ENETDMA_FLOWCH_REG(priv->rx_chan));
363+ if (!BCMCPU_IS_6345()) {
364+ val = priv->rx_ring_size / 3;
365+ enet_dma_writel(priv, val, ENETDMA_FLOWCL_REG(priv->rx_chan));
366+ val = (priv->rx_ring_size * 2) / 3;
367+ enet_dma_writel(priv, val, ENETDMA_FLOWCH_REG(priv->rx_chan));
368+ } else {
369+ enet_dma_writel(priv, 5, ENETDMA_6345_FC_REG(priv->rx_chan));
370+ enet_dma_writel(priv, priv->rx_ring_size, ENETDMA_6345_LEN_REG(priv->rx_chan));
371+ enet_dma_writel(priv, priv->tx_ring_size, ENETDMA_6345_LEN_REG(priv->tx_chan));
372+ }
373 
374     /* all set, enable mac and interrupts, start dma engine and
375      * kick rx dma channel */
376@@ -961,27 +1045,58 @@ static int bcm_enet_open(struct net_devi
377     val = enet_readl(priv, ENET_CTL_REG);
378     val |= ENET_CTL_ENABLE_MASK;
379     enet_writel(priv, val, ENET_CTL_REG);
380- enet_dma_writel(priv, ENETDMA_CFG_EN_MASK, ENETDMA_CFG_REG);
381- enet_dma_writel(priv, ENETDMA_CHANCFG_EN_MASK,
382- ENETDMA_CHANCFG_REG(priv->rx_chan));
383+
384+ if (!BCMCPU_IS_6345()) {
385+ enet_dma_writel(priv, ENETDMA_CFG_EN_MASK, ENETDMA_CFG_REG);
386+ enet_dma_writel(priv, ENETDMA_CHANCFG_EN_MASK,
387+ ENETDMA_CHANCFG_REG(priv->rx_chan));
388+ } else {
389+ enet_dma_writel(priv, ENETDMA_6345_CHANCFG_EN_MASK |
390+ ENETDMA_6345_CHAINING_MASK |
391+ ENETDMA_6345_WRAP_EN_MASK |
392+ ENETDMA_6345_FLOWC_EN_MASK,
393+ ENETDMA_6345_CHANCFG_REG(priv->rx_chan));
394+ }
395 
396     /* watch "mib counters about to overflow" interrupt */
397     enet_writel(priv, ENET_IR_MIB, ENET_IR_REG);
398     enet_writel(priv, ENET_IR_MIB, ENET_IRMASK_REG);
399 
400     /* watch "packet transferred" interrupt in rx and tx */
401- enet_dma_writel(priv, ENETDMA_IR_PKTDONE_MASK,
402- ENETDMA_IR_REG(priv->rx_chan));
403- enet_dma_writel(priv, ENETDMA_IR_PKTDONE_MASK,
404- ENETDMA_IR_REG(priv->tx_chan));
405+ if (!BCMCPU_IS_6345()) {
406+ enet_dma_writel(priv, ENETDMA_IR_PKTDONE_MASK,
407+ ENETDMA_IR_REG(priv->rx_chan));
408+ enet_dma_writel(priv, ENETDMA_IR_PKTDONE_MASK,
409+ ENETDMA_IR_REG(priv->tx_chan));
410+ } else {
411+ enet_dma_writel(priv, ENETDMA_IR_BUFDONE_MASK |
412+ ENETDMA_IR_PKTDONE_MASK |
413+ ENETDMA_IR_NOTOWNER_MASK,
414+ ENETDMA_6345_IR_REG(priv->rx_chan));
415+ enet_dma_writel(priv, ENETDMA_IR_BUFDONE_MASK |
416+ ENETDMA_IR_PKTDONE_MASK |
417+ ENETDMA_IR_NOTOWNER_MASK,
418+ ENETDMA_6345_IR_REG(priv->tx_chan));
419+ }
420 
421     /* make sure we enable napi before rx interrupt */
422     napi_enable(&priv->napi);
423 
424- enet_dma_writel(priv, ENETDMA_IR_PKTDONE_MASK,
425- ENETDMA_IRMASK_REG(priv->rx_chan));
426- enet_dma_writel(priv, ENETDMA_IR_PKTDONE_MASK,
427- ENETDMA_IRMASK_REG(priv->tx_chan));
428+ if (!BCMCPU_IS_6345()) {
429+ enet_dma_writel(priv, ENETDMA_IR_PKTDONE_MASK,
430+ ENETDMA_IRMASK_REG(priv->rx_chan));
431+ enet_dma_writel(priv, ENETDMA_IR_PKTDONE_MASK,
432+ ENETDMA_IRMASK_REG(priv->tx_chan));
433+ } else {
434+ enet_dma_writel(priv, ENETDMA_IR_BUFDONE_MASK |
435+ ENETDMA_IR_PKTDONE_MASK |
436+ ENETDMA_IR_NOTOWNER_MASK,
437+ ENETDMA_6345_IRMASK_REG(priv->rx_chan));
438+ enet_dma_writel(priv, ENETDMA_IR_BUFDONE_MASK |
439+ ENETDMA_IR_PKTDONE_MASK |
440+ ENETDMA_IR_NOTOWNER_MASK,
441+ ENETDMA_6345_IRMASK_REG(priv->tx_chan));
442+ }
443 
444     if (priv->has_phy)
445         phy_start(priv->phydev);
446@@ -1061,13 +1176,19 @@ static void bcm_enet_disable_dma(struct
447 {
448     int limit;
449 
450- enet_dma_writel(priv, 0, ENETDMA_CHANCFG_REG(chan));
451+ if (!BCMCPU_IS_6345())
452+ enet_dma_writel(priv, 0, ENETDMA_CHANCFG_REG(chan));
453+ else
454+ enet_dma_writel(priv, 0, ENETDMA_6345_CHANCFG_REG(chan));
455 
456     limit = 1000;
457     do {
458         u32 val;
459 
460- val = enet_dma_readl(priv, ENETDMA_CHANCFG_REG(chan));
461+ if (!BCMCPU_IS_6345())
462+ val = enet_dma_readl(priv, ENETDMA_CHANCFG_REG(chan));
463+ else
464+ val = enet_dma_readl(priv, ENETDMA_6345_CHANCFG_REG(chan));
465         if (!(val & ENETDMA_CHANCFG_EN_MASK))
466             break;
467         udelay(1);
468@@ -1094,8 +1215,13 @@ static int bcm_enet_stop(struct net_devi
469 
470     /* mask all interrupts */
471     enet_writel(priv, 0, ENET_IRMASK_REG);
472- enet_dma_writel(priv, 0, ENETDMA_IRMASK_REG(priv->rx_chan));
473- enet_dma_writel(priv, 0, ENETDMA_IRMASK_REG(priv->tx_chan));
474+ if (!BCMCPU_IS_6345()) {
475+ enet_dma_writel(priv, 0, ENETDMA_IRMASK_REG(priv->rx_chan));
476+ enet_dma_writel(priv, 0, ENETDMA_IRMASK_REG(priv->tx_chan));
477+ } else {
478+ enet_dma_writel(priv, 0, ENETDMA_6345_IRMASK_REG(priv->rx_chan));
479+ enet_dma_writel(priv, 0, ENETDMA_6345_IRMASK_REG(priv->tx_chan));
480+ }
481 
482     /* make sure no mib update is scheduled */
483     cancel_work_sync(&priv->mib_update_task);
484@@ -1622,6 +1748,7 @@ static int __devinit bcm_enet_probe(stru
485     const char *clk_name;
486     unsigned int iomem_size;
487     int i, ret;
488+ unsigned int chan_offset = 0;
489 
490     /* stop if shared driver failed, assume driver->probe will be
491      * called in the same order we register devices (correct ?) */
492@@ -1661,10 +1788,13 @@ static int __devinit bcm_enet_probe(stru
493     priv->irq_tx = res_irq_tx->start;
494     priv->mac_id = pdev->id;
495 
496+ if (BCMCPU_IS_6345())
497+ chan_offset = 1;
498+
499     /* get rx & tx dma channel id for this mac */
500     if (priv->mac_id == 0) {
501- priv->rx_chan = 0;
502- priv->tx_chan = 1;
503+ priv->rx_chan = 0 + chan_offset;
504+ priv->tx_chan = 1 + chan_offset;
505         clk_name = "enet0";
506     } else {
507         priv->rx_chan = 2;
508--- a/drivers/net/ethernet/broadcom/bcm63xx_enet.h
509+++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.h
510@@ -46,6 +46,9 @@ struct bcm_enet_desc {
511 #define DMADESC_ESOP_MASK (DMADESC_EOP_MASK | DMADESC_SOP_MASK)
512 #define DMADESC_WRAP_MASK (1 << 12)
513 
514+/* Shift down for EOP, SOP and WRAP bits */
515+#define DMADESC_6345_SHIFT (3)
516+
517 #define DMADESC_UNDER_MASK (1 << 9)
518 #define DMADESC_APPEND_CRC (1 << 8)
519 #define DMADESC_OVSIZE_MASK (1 << 4)
520--- a/arch/mips/bcm63xx/dev-enet.c
521+++ b/arch/mips/bcm63xx/dev-enet.c
522@@ -104,7 +104,7 @@ int __init bcm63xx_enet_register(int uni
523     if (unit > 1)
524         return -ENODEV;
525 
526- if (unit == 1 && BCMCPU_IS_6338())
527+ if (unit == 1 && (BCMCPU_IS_6338() || BCMCPU_IS_6345()))
528         return -ENODEV;
529 
530     if (!shared_device_registered) {
531

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