aboutsummaryrefslogtreecommitdiffstats
path: root/arch/mips/nxp/pnx8550/common/setup.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mips/nxp/pnx8550/common/setup.c')
-rw-r--r--arch/mips/nxp/pnx8550/common/setup.c143
1 files changed, 0 insertions, 143 deletions
diff --git a/arch/mips/nxp/pnx8550/common/setup.c b/arch/mips/nxp/pnx8550/common/setup.c
deleted file mode 100644
index 71adac323323..000000000000
--- a/arch/mips/nxp/pnx8550/common/setup.c
+++ /dev/null
@@ -1,143 +0,0 @@
1/*
2 *
3 * 2.6 port, Embedded Alley Solutions, Inc
4 *
5 * Based on Per Hallsmark, per.hallsmark@mvista.com
6 *
7 * This program is free software; you can distribute it and/or modify it
8 * under the terms of the GNU General Public License (Version 2) as
9 * published by the Free Software Foundation.
10 *
11 * This program is distributed in the hope it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * for more details.
15 *
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, write to the Free Software Foundation, Inc.,
18 * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
19 */
20#include <linux/init.h>
21#include <linux/sched.h>
22#include <linux/ioport.h>
23#include <linux/irq.h>
24#include <linux/mm.h>
25#include <linux/delay.h>
26#include <linux/interrupt.h>
27#include <linux/serial_pnx8xxx.h>
28#include <linux/pm.h>
29
30#include <asm/cpu.h>
31#include <asm/bootinfo.h>
32#include <asm/irq.h>
33#include <asm/mipsregs.h>
34#include <asm/reboot.h>
35#include <asm/pgtable.h>
36#include <asm/time.h>
37
38#include <glb.h>
39#include <int.h>
40#include <pci.h>
41#include <uart.h>
42#include <nand.h>
43
44extern void __init board_setup(void);
45extern void pnx8550_machine_restart(char *);
46extern void pnx8550_machine_halt(void);
47extern void pnx8550_machine_power_off(void);
48extern struct resource ioport_resource;
49extern struct resource iomem_resource;
50extern char *prom_getcmdline(void);
51
52struct resource standard_io_resources[] = {
53 {
54 .start = 0x00,
55 .end = 0x1f,
56 .name = "dma1",
57 .flags = IORESOURCE_BUSY
58 }, {
59 .start = 0x40,
60 .end = 0x5f,
61 .name = "timer",
62 .flags = IORESOURCE_BUSY
63 }, {
64 .start = 0x80,
65 .end = 0x8f,
66 .name = "dma page reg",
67 .flags = IORESOURCE_BUSY
68 }, {
69 .start = 0xc0,
70 .end = 0xdf,
71 .name = "dma2",
72 .flags = IORESOURCE_BUSY
73 },
74};
75
76#define STANDARD_IO_RESOURCES ARRAY_SIZE(standard_io_resources)
77
78extern struct resource pci_io_resource;
79extern struct resource pci_mem_resource;
80
81/* Return the total size of DRAM-memory, (RANK0 + RANK1) */
82unsigned long get_system_mem_size(void)
83{
84 /* Read IP2031_RANK0_ADDR_LO */
85 unsigned long dram_r0_lo = inl(PCI_BASE | 0x65010);
86 /* Read IP2031_RANK1_ADDR_HI */
87 unsigned long dram_r1_hi = inl(PCI_BASE | 0x65018);
88
89 return dram_r1_hi - dram_r0_lo + 1;
90}
91
92int pnx8550_console_port = -1;
93
94void __init plat_mem_setup(void)
95{
96 int i;
97 char* argptr;
98
99 board_setup(); /* board specific setup */
100
101 _machine_restart = pnx8550_machine_restart;
102 _machine_halt = pnx8550_machine_halt;
103 pm_power_off = pnx8550_machine_power_off;
104
105 /* Clear the Global 2 Register, PCI Inta Output Enable Registers
106 Bit 1:Enable DAC Powerdown
107 -> 0:DACs are enabled and are working normally
108 1:DACs are powerdown
109 Bit 0:Enable of PCI inta output
110 -> 0 = Disable PCI inta output
111 1 = Enable PCI inta output
112 */
113 PNX8550_GLB2_ENAB_INTA_O = 0;
114
115 /* IO/MEM resources. */
116 set_io_port_base(PNX8550_PORT_BASE);
117 ioport_resource.start = 0;
118 ioport_resource.end = ~0;
119 iomem_resource.start = 0;
120 iomem_resource.end = ~0;
121
122 /* Request I/O space for devices on this board */
123 for (i = 0; i < STANDARD_IO_RESOURCES; i++)
124 request_resource(&ioport_resource, standard_io_resources + i);
125
126 /* Place the Mode Control bit for GPIO pin 16 in primary function */
127 /* Pin 16 is used by UART1, UA1_TX */
128 outl((PNX8550_GPIO_MODE_PRIMOP << PNX8550_GPIO_MC_16_BIT) |
129 (PNX8550_GPIO_MODE_PRIMOP << PNX8550_GPIO_MC_17_BIT),
130 PNX8550_GPIO_MC1);
131
132 argptr = prom_getcmdline();
133 if ((argptr = strstr(argptr, "console=ttyS")) != NULL) {
134 argptr += strlen("console=ttyS");
135 pnx8550_console_port = *argptr == '0' ? 0 : 1;
136
137 /* We must initialize the UART (console) before early printk */
138 /* Set LCR to 8-bit and BAUD to 38400 (no 5) */
139 ip3106_lcr(UART_BASE, pnx8550_console_port) =
140 PNX8XXX_UART_LCR_8BIT;
141 ip3106_baud(UART_BASE, pnx8550_console_port) = 5;
142 }
143}
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-25 22:34:50 -0500