[U-Boot] [PATCH 01/11] net: dw: Add read_rom_hwaddr net_op hook
Olliver Schinagl
oliver at schinagl.nl
Tue Nov 8 16:54:27 CET 2016
Add the read_rom_hwaddr net_op hook so that it can be called from boards
to read the mac from a ROM chip.
Signed-off-by: Olliver Schinagl <oliver at schinagl.nl>
---
drivers/net/designware.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/drivers/net/designware.c b/drivers/net/designware.c
index 9e6d726..aa87f30 100644
--- a/drivers/net/designware.c
+++ b/drivers/net/designware.c
@@ -230,6 +230,23 @@ static int _dw_write_hwaddr(struct dw_eth_dev *priv, u8 *mac_id)
return 0;
}
+__weak int dw_board_read_rom_hwaddr(unsigned char *enetaddr)
+{
+ return -ENOSYS;
+}
+
+static int designware_eth_read_rom_hwaddr(struct udevice *dev)
+{
+ int retval;
+ struct eth_pdata *pdata = dev_get_platdata(dev);
+
+ retval = dw_board_read_rom_hwaddr(pdata->enetaddr);
+ if (retval == -ENOSYS)
+ return 0;
+
+ return retval;
+}
+
static void dw_adjust_link(struct eth_mac_regs *mac_p,
struct phy_device *phydev)
{
@@ -685,6 +702,7 @@ static const struct eth_ops designware_eth_ops = {
.free_pkt = designware_eth_free_pkt,
.stop = designware_eth_stop,
.write_hwaddr = designware_eth_write_hwaddr,
+ .read_rom_hwaddr = designware_eth_read_rom_hwaddr,
};
static int designware_eth_ofdata_to_platdata(struct udevice *dev)
--
2.10.2
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