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authorJayachandran C <jayachandranc@netlogicmicro.com>2012-07-13 21:53:21 +0530
committerJohn Crispin <blogic@openwrt.org>2012-08-22 23:46:37 +0200
commita9f16821205d7561bf9d622855e1aa95e5c77f0c (patch)
treec9b27b4fab81079fe88458773802b27275eabb36 /arch/mips/netlogic
parentd072a215d29f67a46c7d0e805f1a1f5787a7a456 (diff)
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>
Diffstat (limited to 'arch/mips/netlogic')
-rw-r--r--arch/mips/netlogic/dts/xlp_evp.dts21
-rw-r--r--arch/mips/netlogic/xlp/Makefile2
-rw-r--r--arch/mips/netlogic/xlp/platform.c108
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 86a29ca49a0f..e14f42308064 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 5bd24b6a8f0b..a84d6ed3746c 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 2c510d585447..000000000000
--- 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);