61 lines
1.4 KiB
Diff
61 lines
1.4 KiB
Diff
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c 2017-11-24 08:33:43.000000000 +0100
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+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c 2017-12-28 19:40:51.443864071 +0100
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@@ -33,6 +33,41 @@
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#include "stmmac.h"
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#include "stmmac_platform.h"
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+#ifdef CONFIG_DWMAC_MESON
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+static u8 DEFMAC[] = {0, 0, 0, 0, 0, 0};
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+static unsigned int g_mac_addr_setup;
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+static unsigned char chartonum(char c)
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+{
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+ if (c >= '0' && c <= '9')
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+ return c - '0';
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+ if (c >= 'A' && c <= 'F')
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+ return (c - 'A') + 10;
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+ if (c >= 'a' && c <= 'f')
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+ return (c - 'a') + 10;
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+ return 0;
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+
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+}
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+
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+static int __init mac_addr_set(char *line)
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+{
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+ unsigned char mac[6];
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+ int i = 0;
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+ for (i = 0; i < 6 && line[0] != '\0' && line[1] != '\0'; i++) {
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+ mac[i] = chartonum(line[0]) << 4 | chartonum(line[1]);
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+ line += 3;
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+ }
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+ memcpy(DEFMAC, mac, 6);
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+ pr_debug("uboot setup mac-addr: %x:%x:%x:%x:%x:%x\n",
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+ DEFMAC[0], DEFMAC[1], DEFMAC[2], DEFMAC[3], DEFMAC[4],
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+ DEFMAC[5]);
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+ g_mac_addr_setup++;
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+
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+ return 1;
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+}
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+
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+__setup("mac=", mac_addr_set);
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+#endif
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+
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#ifdef CONFIG_OF
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/**
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@@ -218,7 +253,15 @@
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if (!plat)
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return ERR_PTR(-ENOMEM);
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+#ifdef CONFIG_DWMAC_MESON
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+ if (g_mac_addr_setup) /*so uboot mac= is first priority.*/
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+ *mac = DEFMAC;
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+ else
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+ *mac = of_get_mac_address(np);
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+#else
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*mac = of_get_mac_address(np);
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+#endif
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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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