From 849369d6c66d3054688672f97d31fceb8e8230fb Mon Sep 17 00:00:00 2001
From: root <root@artemis.panaceas.org>
Date: Fri, 25 Dec 2015 04:40:36 +0000
Subject: initial_commit

---
 arch/arm/mach-iop33x/uart.c | 104 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 arch/arm/mach-iop33x/uart.c

(limited to 'arch/arm/mach-iop33x/uart.c')

diff --git a/arch/arm/mach-iop33x/uart.c b/arch/arm/mach-iop33x/uart.c
new file mode 100644
index 00000000..cdae24e4
--- /dev/null
+++ b/arch/arm/mach-iop33x/uart.c
@@ -0,0 +1,104 @@
+/*
+ * arch/arm/mach-iop33x/uart.c
+ *
+ * Author: Dave Jiang (dave.jiang@intel.com)
+ * Copyright (C) 2004 Intel Corporation.
+ *
+ * This program 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/mm.h>
+#include <linux/init.h>
+#include <linux/major.h>
+#include <linux/fs.h>
+#include <linux/platform_device.h>
+#include <linux/serial.h>
+#include <linux/tty.h>
+#include <linux/serial_8250.h>
+#include <linux/io.h>
+#include <asm/pgtable.h>
+#include <asm/page.h>
+#include <asm/mach/map.h>
+#include <asm/setup.h>
+#include <asm/system.h>
+#include <asm/memory.h>
+#include <mach/hardware.h>
+#include <asm/hardware/iop3xx.h>
+#include <asm/mach/arch.h>
+
+#define IOP33X_UART_XTAL 33334000
+
+static struct plat_serial8250_port iop33x_uart0_data[] = {
+	{
+		.membase	= (char *)IOP33X_UART0_VIRT,
+		.mapbase	= IOP33X_UART0_PHYS,
+		.irq		= IRQ_IOP33X_UART0,
+		.uartclk	= IOP33X_UART_XTAL,
+		.regshift	= 2,
+		.iotype		= UPIO_MEM,
+		.flags		= UPF_SKIP_TEST,
+	},
+	{ },
+};
+
+static struct resource iop33x_uart0_resources[] = {
+	[0] = {
+		.start	= IOP33X_UART0_PHYS,
+		.end	= IOP33X_UART0_PHYS + 0x3f,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= IRQ_IOP33X_UART0,
+		.end	= IRQ_IOP33X_UART0,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device iop33x_uart0_device = {
+	.name		= "serial8250",
+	.id		= PLAT8250_DEV_PLATFORM,
+	.dev		= {
+		.platform_data		= iop33x_uart0_data,
+	},
+	.num_resources	= 2,
+	.resource	= iop33x_uart0_resources,
+};
+
+
+static struct resource iop33x_uart1_resources[] = {
+	[0] = {
+		.start	= IOP33X_UART1_PHYS,
+		.end	= IOP33X_UART1_PHYS + 0x3f,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= IRQ_IOP33X_UART1,
+		.end	= IRQ_IOP33X_UART1,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct plat_serial8250_port iop33x_uart1_data[] = {
+	{
+		.membase	= (char *)IOP33X_UART1_VIRT,
+		.mapbase	= IOP33X_UART1_PHYS,
+		.irq		= IRQ_IOP33X_UART1,
+		.uartclk	= IOP33X_UART_XTAL,
+		.regshift	= 2,
+		.iotype		= UPIO_MEM,
+		.flags		= UPF_SKIP_TEST,
+	},
+	{ },
+};
+
+struct platform_device iop33x_uart1_device = {
+	.name		= "serial8250",
+	.id		= PLAT8250_DEV_PLATFORM1,
+	.dev		= {
+		.platform_data		= iop33x_uart1_data,
+	},
+	.num_resources	= 2,
+	.resource	= iop33x_uart1_resources,
+};
-- 
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