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generated by cgit v1.2.3 (git 2.25.1) at 2025-11-06 12:28:11 +0000
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--- a/arch/arm/mach-cns21xx/common.h
+++ b/arch/arm/mach-cns21xx/common.h
@@ -17,4 +17,7 @@ void cns21xx_timer_init(void);
 
 extern struct sys_timer cns21xx_timer;
 
+int cns21xx_register_uart0(void);
+int cns21xx_register_uart1(void);
+
 #endif /* _MACH_CNS21XX_COMMON_H */
--- /dev/null
+++ b/arch/arm/mach-cns21xx/devices.c
@@ -0,0 +1,79 @@
+/*
+ *  Copyright (c) 2008 Cavium Networks
+ *  Copyright (c) 2010-2012 Gabor Juhos <juhosg@openwrt.org>
+ *
+ *  This file is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License, Version 2, as
+ *  published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/serial_8250.h>
+
+#include <mach/irqs.h>
+#include <mach/hardware.h>
+#include <mach/cns21xx.h>
+#include <mach/cns21xx_misc.h>
+
+#define CNS21XX_UART_CLOCK	24000000
+
+#define CNS21XX_UART_FLAGS (UPF_SKIP_TEST | UPF_FIXED_TYPE | UPF_NO_TXEN_TEST)
+
+static struct plat_serial8250_port cns21xx_uart0_data[] = {
+	{
+		.mapbase	= CNS21XX_UART0_BASE,
+		.membase	= (void *) CNS21XX_UART0_BASE_VIRT,
+		.irq		= CNS21XX_IRQ_UART0,
+		.uartclk	= CNS21XX_UART_CLOCK,
+		.regshift	= 2,
+		.iotype		= UPIO_MEM,
+		.type		= PORT_16550A,
+		.flags		= CNS21XX_UART_FLAGS,
+	}, {
+		/* terminating entry */
+	},
+};
+
+static struct platform_device cns21xx_uart0_device = {
+	.name	= "serial8250",
+	.id	= PLAT8250_DEV_PLATFORM,
+	.dev	= {
+		.platform_data = cns21xx_uart0_data,
+	},
+};
+
+int __init cns21xx_register_uart0(void)
+{
+	return platform_device_register(&cns21xx_uart0_device);
+}
+
+static struct plat_serial8250_port cns21xx_uart1_data[] = {
+	{
+		.mapbase	= CNS21XX_UART1_BASE,
+		.membase	= (void *) CNS21XX_UART1_BASE_VIRT,
+		.irq		= CNS21XX_IRQ_UART1,
+		.uartclk	= CNS21XX_UART_CLOCK,
+		.regshift	= 2,
+		.iotype		= UPIO_MEM,
+		.type		= PORT_16550A,
+		.flags		= CNS21XX_UART_FLAGS,
+	}, {
+		/* terminating entry */
+	},
+};
+
+static struct platform_device cns21xx_uart1_device = {
+	.name	= "serial8250",
+	.id	= PLAT8250_DEV_PLATFORM1,
+	.dev	= {
+		.platform_data = cns21xx_uart1_data,
+	},
+};
+
+int __init cns21xx_register_uart1(void)
+{
+	HAL_MISC_ENABLE_UART1_PINS();
+	return platform_device_register(&cns21xx_uart1_device);
+}
--- a/arch/arm/mach-cns21xx/Makefile
+++ b/arch/arm/mach-cns21xx/Makefile
@@ -4,7 +4,7 @@
 
 # Object file lists.
 
-obj-y		:= core.o irq.o mm.o time.o idle.o
+obj-y		:= core.o irq.o mm.o time.o idle.o devices.o
 
 # machine specific files