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-rw-r--r--arch/mips/netlogic/xlp/Makefile3
-rw-r--r--arch/mips/netlogic/xlp/of.c34
-rw-r--r--arch/mips/netlogic/xlp/platform.c108
-rw-r--r--arch/mips/netlogic/xlp/setup.c32
4 files changed, 32 insertions, 145 deletions
diff --git a/arch/mips/netlogic/xlp/Makefile b/arch/mips/netlogic/xlp/Makefile
index 6b4b972218f0..a84d6ed3746c 100644
--- a/arch/mips/netlogic/xlp/Makefile
+++ b/arch/mips/netlogic/xlp/Makefile
@@ -1,4 +1,3 @@
1obj-y += setup.o platform.o nlm_hal.o 1obj-y += setup.o nlm_hal.o
2obj-$(CONFIG_OF) += of.o
3obj-$(CONFIG_SMP) += wakeup.o 2obj-$(CONFIG_SMP) += wakeup.o
4obj-$(CONFIG_USB) += usb-init.o 3obj-$(CONFIG_USB) += usb-init.o
diff --git a/arch/mips/netlogic/xlp/of.c b/arch/mips/netlogic/xlp/of.c
deleted file mode 100644
index 8e3921c0c201..000000000000
--- a/arch/mips/netlogic/xlp/of.c
+++ /dev/null
@@ -1,34 +0,0 @@
1#include <linux/bootmem.h>
2#include <linux/init.h>
3#include <linux/io.h>
4#include <linux/of_fdt.h>
5#include <asm/byteorder.h>
6
7static int __init reserve_mem_mach(unsigned long addr, unsigned long size)
8{
9 return reserve_bootmem(addr, size, BOOTMEM_DEFAULT);
10}
11
12void __init free_mem_mach(unsigned long addr, unsigned long size)
13{
14 return free_bootmem(addr, size);
15}
16
17void __init device_tree_init(void)
18{
19 unsigned long base, size;
20
21 if (!initial_boot_params)
22 return;
23
24 base = virt_to_phys((void *)initial_boot_params);
25 size = be32_to_cpu(initial_boot_params->totalsize);
26
27 /* Before we do anything, lets reserve the dt blob */
28 reserve_mem_mach(base, size);
29
30 unflatten_device_tree();
31
32 /* free the space reserved for the dt blob */
33 free_mem_mach(base, size);
34}
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 @@
1/*
2 * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights
3 * reserved.
4 *
5 * This software is available to you under a choice of one of two
6 * licenses. You may choose to be licensed under the terms of the GNU
7 * General Public License (GPL) Version 2, available from the file
8 * COPYING in the main directory of this source tree, or the NetLogic
9 * license below:
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 *
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in
19 * the documentation and/or other materials provided with the
20 * distribution.
21 *
22 * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR
23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
24 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
29 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
30 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
31 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
32 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 */
34
35#include <linux/dma-mapping.h>
36#include <linux/kernel.h>
37#include <linux/delay.h>
38#include <linux/init.h>
39#include <linux/platform_device.h>
40#include <linux/serial.h>
41#include <linux/serial_8250.h>
42#include <linux/pci.h>
43#include <linux/serial_reg.h>
44#include <linux/spinlock.h>
45
46#include <asm/time.h>
47#include <asm/addrspace.h>
48#include <asm/netlogic/haldefs.h>
49#include <asm/netlogic/xlp-hal/iomap.h>
50#include <asm/netlogic/xlp-hal/xlp.h>
51#include <asm/netlogic/xlp-hal/pic.h>
52#include <asm/netlogic/xlp-hal/uart.h>
53
54static unsigned int nlm_xlp_uart_in(struct uart_port *p, int offset)
55{
56 return nlm_read_reg(p->iobase, offset);
57}
58
59static void nlm_xlp_uart_out(struct uart_port *p, int offset, int value)
60{
61 nlm_write_reg(p->iobase, offset, value);
62}
63
64#define PORT(_irq) \
65 { \
66 .irq = _irq, \
67 .regshift = 2, \
68 .iotype = UPIO_MEM32, \
69 .flags = (UPF_SKIP_TEST|UPF_FIXED_TYPE|\
70 UPF_BOOT_AUTOCONF), \
71 .uartclk = XLP_IO_CLK, \
72 .type = PORT_16550A, \
73 .serial_in = nlm_xlp_uart_in, \
74 .serial_out = nlm_xlp_uart_out, \
75 }
76
77static struct plat_serial8250_port xlp_uart_data[] = {
78 PORT(PIC_UART_0_IRQ),
79 PORT(PIC_UART_1_IRQ),
80 {},
81};
82
83static struct platform_device uart_device = {
84 .name = "serial8250",
85 .id = PLAT8250_DEV_PLATFORM,
86 .dev = {
87 .platform_data = xlp_uart_data,
88 },
89};
90
91static int __init nlm_platform_uart_init(void)
92{
93 unsigned long mmio;
94
95 mmio = (unsigned long)nlm_get_uart_regbase(0, 0);
96 xlp_uart_data[0].iobase = mmio;
97 xlp_uart_data[0].membase = (void __iomem *)mmio;
98 xlp_uart_data[0].mapbase = mmio;
99
100 mmio = (unsigned long)nlm_get_uart_regbase(0, 1);
101 xlp_uart_data[1].iobase = mmio;
102 xlp_uart_data[1].membase = (void __iomem *)mmio;
103 xlp_uart_data[1].mapbase = mmio;
104
105 return platform_device_register(&uart_device);
106}
107
108arch_initcall(nlm_platform_uart_init);
diff --git a/arch/mips/netlogic/xlp/setup.c b/arch/mips/netlogic/xlp/setup.c
index 3dec9f28b65b..d8997098defd 100644
--- a/arch/mips/netlogic/xlp/setup.c
+++ b/arch/mips/netlogic/xlp/setup.c
@@ -35,6 +35,7 @@
35#include <linux/kernel.h> 35#include <linux/kernel.h>
36#include <linux/serial_8250.h> 36#include <linux/serial_8250.h>
37#include <linux/pm.h> 37#include <linux/pm.h>
38#include <linux/bootmem.h>
38 39
39#include <asm/reboot.h> 40#include <asm/reboot.h>
40#include <asm/time.h> 41#include <asm/time.h>
@@ -56,6 +57,7 @@ unsigned long nlm_common_ebase = 0x0;
56/* default to uniprocessor */ 57/* default to uniprocessor */
57uint32_t nlm_coremask = 1, nlm_cpumask = 1; 58uint32_t nlm_coremask = 1, nlm_cpumask = 1;
58int nlm_threads_per_core = 1; 59int nlm_threads_per_core = 1;
60extern u32 __dtb_start[];
59 61
60static void nlm_linux_exit(void) 62static void nlm_linux_exit(void)
61{ 63{
@@ -96,9 +98,18 @@ void __init prom_init(void)
96{ 98{
97 void *fdtp; 99 void *fdtp;
98 100
99 fdtp = (void *)(long)fw_arg0;
100 xlp_mmu_init(); 101 xlp_mmu_init();
101 nlm_hal_init(); 102 nlm_hal_init();
103
104 /*
105 * If no FDT pointer is passed in, use the built-in FDT.
106 * device_tree_init() does not handle CKSEG0 pointers in
107 * 64-bit, so convert pointer.
108 */
109 fdtp = (void *)(long)fw_arg0;
110 if (!fdtp)
111 fdtp = __dtb_start;
112 fdtp = phys_to_virt(__pa(fdtp));
102 early_init_devtree(fdtp); 113 early_init_devtree(fdtp);
103 114
104 nlm_common_ebase = read_c0_ebase() & (~((1 << 12) - 1)); 115 nlm_common_ebase = read_c0_ebase() & (~((1 << 12) - 1));
@@ -112,6 +123,25 @@ void __init prom_init(void)
112#endif 123#endif
113} 124}
114 125
126void __init device_tree_init(void)
127{
128 unsigned long base, size;
129
130 if (!initial_boot_params)
131 return;
132
133 base = virt_to_phys((void *)initial_boot_params);
134 size = be32_to_cpu(initial_boot_params->totalsize);
135
136 /* Before we do anything, lets reserve the dt blob */
137 reserve_bootmem(base, size, BOOTMEM_DEFAULT);
138
139 unflatten_device_tree();
140
141 /* free the space reserved for the dt blob */
142 free_bootmem(base, size);
143}
144
115static struct of_device_id __initdata xlp_ids[] = { 145static struct of_device_id __initdata xlp_ids[] = {
116 { .compatible = "simple-bus", }, 146 { .compatible = "simple-bus", },
117 {}, 147 {},
generated by cgit v1.2.2 (git 2.25.0) at 2025-01-10 10:07:46 -0500