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32 lines
948 B
Diff
32 lines
948 B
Diff
From 5bf2dabde1fa3af0c9082b42b6847ef3fd198b13 Mon Sep 17 00:00:00 2001
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From: Jonas Gorski <jogo@openwrt.org>
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Date: Sun, 9 Aug 2015 12:53:55 +0200
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Subject: [PATCH] stmac: platform: add support for retreiving mac from mtd
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---
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drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c | 10 ++++++++++
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1 file changed, 10 insertions(+)
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--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
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+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
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@@ -116,6 +116,19 @@ stmmac_probe_config_dt(struct platform_d
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return ERR_PTR(-ENOMEM);
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*mac = of_get_mac_address(np);
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+ if (!*mac) {
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+ u8 mtd_mac[ETH_ALEN];
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+ int ret;
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+
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+ ret = of_get_mac_address_mtd(np, mtd_mac);
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+ if (ret == -EPROBE_DEFER)
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+ return ERR_PTR(ret);
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+
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+ if (is_valid_ether_addr(mtd_mac))
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+ *mac = devm_kmemdup(&pdev->dev, mtd_mac, ETH_ALEN,
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+ GFP_KERNEL);
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+ }
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+
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plat->interface = of_get_phy_mode(np);
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/* Get max speed of operation from device tree */
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