MIPS: Netlogic: Move serial ports to device tree

Add the serial ports to the device tree and remove the platform
code for adding them.

Signed-off-by: Jayachandran C <jayachandranc@netlogicmicro.com>
Patchwork: http://patchwork.linux-mips.org/patch/4098/
Signed-off-by: John Crispin <blogic@openwrt.org>

3 files changed, 22 insertions, 109 deletions

diff --git a/arch/mips/netlogic/dts/xlp_evp.dts b/arch/mips/netlogic/dts/xlp_evp.dts
index 86a29ca49a0..e14f4230806 100644
--- a/arch/mips/netlogic/dts/xlp_evp.dts
+++ b/arch/mips/netlogic/dts/xlp_evp.dts
@@ -22,6 +22,27 @@
                 compatible = "simple-bus";
                 ranges = <0 0  0 0x18000000  0x04000000   // PCIe CFG
                           1 0  0 0x16000000  0x01000000>; // GBU chipselects
+
+                serial0: serial@30000 {
+                        device_type = "serial";
+                        compatible = "ns16550";
+                        reg = <0 0x30100 0xa00>;
+                        reg-shift = <2>;
+                        reg-io-width = <4>;
+                        clock-frequency = <133333333>;
+                        interrupt-parent = <&pic>;
+                        interrupts = <17>;
+                };
+                serial1: serial@31000 {
+                        device_type = "serial";
+                        compatible = "ns16550";
+                        reg = <0 0x31100 0xa00>;
+                        reg-shift = <2>;
+                        reg-io-width = <4>;
+                        clock-frequency = <133333333>;
+                        interrupt-parent = <&pic>;
+                        interrupts = <18>;
+                };
                 i2c0: ocores@32000 {
                         compatible = "opencores,i2c-ocores";
                         #address-cells = <1>;
diff --git a/arch/mips/netlogic/xlp/Makefile b/arch/mips/netlogic/xlp/Makefile
index 5bd24b6a8f0..a84d6ed3746 100644
--- a/arch/mips/netlogic/xlp/Makefile
+++ b/arch/mips/netlogic/xlp/Makefile
@@ -1,3 +1,3 @@
-obj-y                           += setup.o platform.o nlm_hal.o
+obj-y                           += setup.o nlm_hal.o
 obj-$(CONFIG_SMP)               += wakeup.o
 obj-$(CONFIG_USB)               += usb-init.o
diff --git a/arch/mips/netlogic/xlp/platform.c b/arch/mips/netlogic/xlp/platform.c
deleted file mode 100644
index 2c510d58544..00000000000
--- a/arch/mips/netlogic/xlp/platform.c
+++ /dev/null
@@ -1,108 +0,0 @@
-/*
- * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights
- * reserved.
- *
- * This software is available to you under a choice of one of two
- * licenses.  You may choose to be licensed under the terms of the GNU
- * General Public License (GPL) Version 2, available from the file
- * COPYING in the main directory of this source tree, or the NetLogic
- * license below:
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in
- *    the documentation and/or other materials provided with the
- *    distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
- * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
- * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
- * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <linux/dma-mapping.h>
-#include <linux/kernel.h>
-#include <linux/delay.h>
-#include <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/serial.h>
-#include <linux/serial_8250.h>
-#include <linux/pci.h>
-#include <linux/serial_reg.h>
-#include <linux/spinlock.h>
-
-#include <asm/time.h>
-#include <asm/addrspace.h>
-#include <asm/netlogic/haldefs.h>
-#include <asm/netlogic/xlp-hal/iomap.h>
-#include <asm/netlogic/xlp-hal/xlp.h>
-#include <asm/netlogic/xlp-hal/pic.h>
-#include <asm/netlogic/xlp-hal/uart.h>
-
-static unsigned int nlm_xlp_uart_in(struct uart_port *p, int offset)
-{
-        return nlm_read_reg(p->iobase, offset);
-}
-
-static void nlm_xlp_uart_out(struct uart_port *p, int offset, int value)
-{
-        nlm_write_reg(p->iobase, offset, value);
-}
-
-#define PORT(_irq)                                      \
-        {                                               \
-                .irq            = _irq,                 \
-                .regshift       = 2,                    \
-                .iotype         = UPIO_MEM32,           \
-                .flags          = (UPF_SKIP_TEST|UPF_FIXED_TYPE|\
-                                        UPF_BOOT_AUTOCONF),     \
-                .uartclk        = XLP_IO_CLK,           \
-                .type           = PORT_16550A,          \
-                .serial_in      = nlm_xlp_uart_in,      \
-                .serial_out     = nlm_xlp_uart_out,     \
-        }
-
-static struct plat_serial8250_port xlp_uart_data[] = {
-        PORT(PIC_UART_0_IRQ),
-        PORT(PIC_UART_1_IRQ),
-        {},
-};
-
-static struct platform_device uart_device = {
-        .name           = "serial8250",
-        .id             = PLAT8250_DEV_PLATFORM,
-        .dev = {
-                .platform_data = xlp_uart_data,
-        },
-};
-
-static int __init nlm_platform_uart_init(void)
-{
-        unsigned long mmio;
-
-        mmio = (unsigned long)nlm_get_uart_regbase(0, 0);
-        xlp_uart_data[0].iobase = mmio;
-        xlp_uart_data[0].membase = (void __iomem *)mmio;
-        xlp_uart_data[0].mapbase = mmio;
-
-        mmio = (unsigned long)nlm_get_uart_regbase(0, 1);
-        xlp_uart_data[1].iobase = mmio;
-        xlp_uart_data[1].membase = (void __iomem *)mmio;
-        xlp_uart_data[1].mapbase = mmio;
-
-        return platform_device_register(&uart_device);
-}
-
-arch_initcall(nlm_platform_uart_init);