Re: [PATCH 3/4] NSA310S : Use Ethernet PHY name from device tree

[Stefan Roese]

On 01.07.21 06:26, Tony Dinh wrote:

In DM Ethernet, the old "egiga0" name is no longer valid, so replace it
with Ethernet PHY name from device tree.

Signed-off-by: Tony Dinh <mibo...@gmail.com>
---

  board/zyxel/nsa310s/nsa310s.c | 15 +++++++--------
  1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/board/zyxel/nsa310s/nsa310s.c b/board/zyxel/nsa310s/nsa310s.c
index cd4a7723b1..29aded1910 100644
--- a/board/zyxel/nsa310s/nsa310s.c
+++ b/board/zyxel/nsa310s/nsa310s.c
@@ -1,5 +1,6 @@
  // SPDX-License-Identifier: GPL-2.0+
  /*
+ * Copyright (C) 2021 Tony Dinh <mibo...@gmail.com>

AFAIU, just changing a few lines, as this patch does, does not justify
to add a copyright notice to this file.

   * Copyright (C) 2015
   * Gerald Kerma <drea...@doukki.net>
   * Tony Dinh <mibo...@gmail.com>
@@ -81,22 +82,18 @@ int board_init(void)
        return 0;
  }

+#define PHY_ADR 1

You should be able to read this PHY address from the device-tree now.
No need to define this here again.

Thanks,
Stefan

+
  #ifdef CONFIG_RESET_PHY_R
  void reset_phy(void)
  {
        u16 reg;
-       u16 phyaddr;
-       char *name = "egiga0";
+       u16 phyaddr = PHY_ADR;
+       char *name = "ethernet-controller@72000";

if (miiphy_set_current_dev(name))

                return;

- /* read PHY dev address */

-       if (miiphy_read(name, 0xee, 0xee, (u16 *) &phyaddr)) {
-               printf("could not read PHY dev address\n");
-               return;
-       }
-
        /* set RGMII delay */
        miiphy_write(name, phyaddr, MV88E1318_PGADR_REG, MV88E1318_MAC_CTRL_PG);
        miiphy_read(name, phyaddr, MV88E1318_MAC_CTRL_REG, &reg);
@@ -131,5 +128,7 @@ void reset_phy(void)
        /* downshift */
        miiphy_write(name, phyaddr, 0x10, 0x3860);
        miiphy_write(name, phyaddr, 0x0, 0x9140);
+
+       printf("MV88E1318 PHY initialized on %s\n", name);
  }
  #endif /* CONFIG_RESET_PHY_R */

Viele Grüße,
Stefan

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