add r8169 read mac form eeprom

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2024-02-19 1c055e55a242a33e574e48be530e06770a210dcd

 kernel/drivers/tty/serial/clps711x.c
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@@ -8,10 +8,6 @@
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  *  Copyright (C) 2000 Deep Blue Solutions Ltd.
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  */
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-#if defined(CONFIG_SERIAL_CLPS711X_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/module.h>
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 #include <linux/device.h>
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 #include <linux/console.h>
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@@ -442,14 +438,10 @@
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 static int uart_clps711x_probe(struct platform_device *pdev)
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 {
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 	struct device_node *np = pdev->dev.of_node;
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-	int ret, index = np ? of_alias_get_id(np, "serial") : pdev->id;
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 	struct clps711x_port *s;
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 	struct resource *res;
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 	struct clk *uart_clk;
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-	int irq;
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-
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-	if (index < 0 || index >= UART_CLPS711X_NR)
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-		return -EINVAL;
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+	int irq, ret;
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 	s = devm_kzalloc(&pdev->dev, sizeof(*s), GFP_KERNEL);
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 	if (!s)
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@@ -473,25 +465,17 @@
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 	if (s->rx_irq < 0)
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 		return s->rx_irq;
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-	if (!np) {
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-		char syscon_name[9];
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+	s->syscon = syscon_regmap_lookup_by_phandle(np, "syscon");
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+	if (IS_ERR(s->syscon))
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+		return PTR_ERR(s->syscon);
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-		sprintf(syscon_name, "syscon.%i", index + 1);
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-		s->syscon = syscon_regmap_lookup_by_pdevname(syscon_name);
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-		if (IS_ERR(s->syscon))
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-			return PTR_ERR(s->syscon);
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-	} else {
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-		s->syscon = syscon_regmap_lookup_by_phandle(np, "syscon");
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-		if (IS_ERR(s->syscon))
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-			return PTR_ERR(s->syscon);
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-	}
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-
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-	s->port.line		= index;
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+	s->port.line		= of_alias_get_id(np, "serial");
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 	s->port.dev		= &pdev->dev;
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 	s->port.iotype		= UPIO_MEM32;
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 	s->port.mapbase		= res->start;
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 	s->port.type		= PORT_CLPS711X;
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 	s->port.fifosize	= 16;
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+	s->port.has_sysrq	= IS_ENABLED(CONFIG_SERIAL_CLPS711X_CONSOLE);
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 	s->port.flags		= UPF_SKIP_TEST | UPF_FIXED_TYPE;
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 	s->port.uartclk		= clk_get_rate(uart_clk);
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 	s->port.ops		= &uart_clps711x_ops;