Commit 679b7083f415f05f55d96e40e9cf8968390276f6
1 parent
e552c624a0
Exists in
smarc-m6.0.1_2.1.0-ga
and in
2 other branches
MLK-10812-6 net: fec: add platform check to avoid to access the reserved register
Add platform check to avoid to access the reserved register Signed-off-by: Fugang Duan <B38611@freescale.com> Signed-off-by: Peng Fan <Peng.Fan@freescale.com>
Showing 1 changed file with 4 additions and 1 deletions Side-by-side Diff
drivers/net/fec_mxc.c
| ... | ... | @@ -529,8 +529,10 @@ |
| 529 | 529 | static int fec_init(struct eth_device *dev, bd_t* bd) |
| 530 | 530 | { |
| 531 | 531 | struct fec_priv *fec = (struct fec_priv *)dev->priv; |
| 532 | +#if !defined(CONFIG_MX6UL) | |
| 532 | 533 | uint32_t mib_ptr = (uint32_t)&fec->eth->rmon_t_drop; |
| 533 | 534 | int i; |
| 535 | +#endif | |
| 534 | 536 | |
| 535 | 537 | /* Initialize MAC address */ |
| 536 | 538 | fec_set_hwaddr(dev); |
| 537 | 539 | |
| ... | ... | @@ -559,13 +561,14 @@ |
| 559 | 561 | writel(0x00000000, &fec->eth->gaddr1); |
| 560 | 562 | writel(0x00000000, &fec->eth->gaddr2); |
| 561 | 563 | |
| 562 | - | |
| 564 | +#if !defined(CONFIG_MX6UL) | |
| 563 | 565 | /* clear MIB RAM */ |
| 564 | 566 | for (i = mib_ptr; i <= mib_ptr + 0xfc; i += 4) |
| 565 | 567 | writel(0, i); |
| 566 | 568 | |
| 567 | 569 | /* FIFO receive start register */ |
| 568 | 570 | writel(0x520, &fec->eth->r_fstart); |
| 571 | +#endif | |
| 569 | 572 | |
| 570 | 573 | /* size and address of each buffer */ |
| 571 | 574 | writel(FEC_MAX_PKT_SIZE, &fec->eth->emrbr); |