002-powerpc_ibm_phy_add_ar8035.patch 1.6 KB

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  1. From 0c13957a43a90b1522eb616f3c9967ec44e4da1d Mon Sep 17 00:00:00 2001
  2. From: Christian Lamparter <chunkeey@googlemail.com>
  3. Date: Tue, 3 May 2016 13:58:24 +0200
  4. Subject: [PATCH] drivers: net: emac: add Atheros AR8035 phy initialization
  5. code
  6. To: netdev@vger.kernel.org
  7. This patch adds the phy initialization code for Qualcomm
  8. Atheros AR8035 phy. This configuration is found in the
  9. Cisco Meraki MR24.
  10. Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
  11. ---
  12. drivers/net/ethernet/ibm/emac/phy.c | 26 ++++++++++++++++++++++++++
  13. 1 file changed, 26 insertions(+)
  14. --- a/drivers/net/ethernet/ibm/emac/phy.c
  15. +++ b/drivers/net/ethernet/ibm/emac/phy.c
  16. @@ -470,12 +470,38 @@ static struct mii_phy_def m88e1112_phy_d
  17. .ops = &m88e1112_phy_ops,
  18. };
  19. +static int ar8035_init(struct mii_phy *phy)
  20. +{
  21. + phy_write(phy, 0x1d, 0x5); /* Address debug register 5 */
  22. + phy_write(phy, 0x1e, 0x2d47); /* Value copied from u-boot */
  23. + phy_write(phy, 0x1d, 0xb); /* Address hib ctrl */
  24. + phy_write(phy, 0x1e, 0xbc20); /* Value copied from u-boot */
  25. +
  26. + return 0;
  27. +}
  28. +
  29. +static struct mii_phy_ops ar8035_phy_ops = {
  30. + .init = ar8035_init,
  31. + .setup_aneg = genmii_setup_aneg,
  32. + .setup_forced = genmii_setup_forced,
  33. + .poll_link = genmii_poll_link,
  34. + .read_link = genmii_read_link,
  35. +};
  36. +
  37. +static struct mii_phy_def ar8035_phy_def = {
  38. + .phy_id = 0x004dd070,
  39. + .phy_id_mask = 0xfffffff0,
  40. + .name = "Atheros 8035 Gigabit Ethernet",
  41. + .ops = &ar8035_phy_ops,
  42. +};
  43. +
  44. static struct mii_phy_def *mii_phy_table[] = {
  45. &et1011c_phy_def,
  46. &cis8201_phy_def,
  47. &bcm5248_phy_def,
  48. &m88e1111_phy_def,
  49. &m88e1112_phy_def,
  50. + &ar8035_phy_def,
  51. &genmii_phy_def,
  52. NULL
  53. };