add r8169 read mac form eeprom

hc

2024-02-19 1c055e55a242a33e574e48be530e06770a210dcd

 kernel/drivers/tty/serial/bcm63xx_uart.c
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@@ -10,10 +10,6 @@
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  * my board.
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  */
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-#if defined(CONFIG_SERIAL_BCM63XX_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ)
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-#define SUPPORT_SYSRQ
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-#endif
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-
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 #include <linux/kernel.h>
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 #include <linux/platform_device.h>
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 #include <linux/init.h>
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@@ -858,6 +854,7 @@
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 	port->fifosize = 16;
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 	port->uartclk = clk_get_rate(clk) / 2;
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 	port->line = pdev->id;
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+	port->has_sysrq = IS_ENABLED(CONFIG_SERIAL_BCM63XX_CONSOLE);
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 	clk_put(clk);
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 	ret = uart_add_one_port(&bcm_uart_driver, port);