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authorRussell King <rmk+kernel@arm.linux.org.uk>2005-11-04 12:28:34 -0500
committerRussell King <rmk+kernel@arm.linux.org.uk>2005-11-04 12:28:34 -0500
commitd56c524afaa87ae224b5821ef101891ce076c321 (patch)
treea35ad97919e7559443509a0e0c8ae72f41be7d9e /arch/arm/mach-clps711x
parent866237eafc60637a2c9875167486f61d86892c6b (diff)
[PATCH] ARM: Reverted 2918/1: [update] Base port of Comdial MP1000 platfrom
No longer maintained
Diffstat (limited to 'arch/arm/mach-clps711x')
-rw-r--r--arch/arm/mach-clps711x/Kconfig11
-rw-r--r--arch/arm/mach-clps711x/Makefile1
-rw-r--r--arch/arm/mach-clps711x/mp1000-mach.c49
-rw-r--r--arch/arm/mach-clps711x/mp1000-mm.c47
-rw-r--r--arch/arm/mach-clps711x/mp1000-seprom.c195
5 files changed, 0 insertions, 303 deletions
diff --git a/arch/arm/mach-clps711x/Kconfig b/arch/arm/mach-clps711x/Kconfig
index d5c155045762..0793dcf54f2e 100644
--- a/arch/arm/mach-clps711x/Kconfig
+++ b/arch/arm/mach-clps711x/Kconfig
@@ -69,17 +69,6 @@ config EP72XX_ROM_BOOT
69 69
70 You almost surely want to say N here. 70 You almost surely want to say N here.
71 71
72config MACH_MP1000
73 bool "MACH_MP1000"
74 help
75 Say Y if you intend to run the kernel on the Comdial MP1000 platform.
76
77config MP1000_90MHZ
78 bool "MP1000_90MHZ"
79 depends on MACH_MP1000
80 help
81 Say Y if you have the MP1000 configured to be set at 90MHZ rather than 74MHZ
82
83endmenu 72endmenu
84 73
85endif 74endif
diff --git a/arch/arm/mach-clps711x/Makefile b/arch/arm/mach-clps711x/Makefile
index 8a6dc1ccf8fe..4a197315f0cf 100644
--- a/arch/arm/mach-clps711x/Makefile
+++ b/arch/arm/mach-clps711x/Makefile
@@ -15,7 +15,6 @@ obj-$(CONFIG_ARCH_CDB89712) += cdb89712.o
15obj-$(CONFIG_ARCH_CLEP7312) += clep7312.o 15obj-$(CONFIG_ARCH_CLEP7312) += clep7312.o
16obj-$(CONFIG_ARCH_EDB7211) += edb7211-arch.o edb7211-mm.o 16obj-$(CONFIG_ARCH_EDB7211) += edb7211-arch.o edb7211-mm.o
17obj-$(CONFIG_ARCH_FORTUNET) += fortunet.o 17obj-$(CONFIG_ARCH_FORTUNET) += fortunet.o
18obj-$(CONFIG_MACH_MP1000) += mp1000-mach.o mp1000-mm.o mp1000-seprom.o
19obj-$(CONFIG_ARCH_P720T) += p720t.o 18obj-$(CONFIG_ARCH_P720T) += p720t.o
20leds-$(CONFIG_ARCH_P720T) += p720t-leds.o 19leds-$(CONFIG_ARCH_P720T) += p720t-leds.o
21obj-$(CONFIG_LEDS) += $(leds-y) 20obj-$(CONFIG_LEDS) += $(leds-y)
diff --git a/arch/arm/mach-clps711x/mp1000-mach.c b/arch/arm/mach-clps711x/mp1000-mach.c
deleted file mode 100644
index c2816bcde5e7..000000000000
--- a/arch/arm/mach-clps711x/mp1000-mach.c
+++ /dev/null
@@ -1,49 +0,0 @@
1/*
2 * linux/arch/arm/mach-mp1000/mp1000.c
3 *
4 * Copyright (C) 2005 Comdial Corporation
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20#include <linux/init.h>
21#include <linux/types.h>
22#include <linux/string.h>
23
24#include <asm/setup.h>
25#include <asm/mach-types.h>
26#include <asm/mach/arch.h>
27#include <asm/arch/mp1000-seprom.h>
28
29#include "common.h"
30
31extern void mp1000_map_io(void);
32
33static void __init mp1000_init(void)
34{
35 seprom_init();
36}
37
38MACHINE_START(MP1000, "Comdial MP1000")
39 /* Maintainer: Jon Ringle */
40 .phys_ram = 0xc0000000,
41 .phys_io = 0x80000000,
42 .io_pg_offst = ((0xff000000) >> 18) & 0xfffc,
43 .boot_params = 0xc0015100,
44 .map_io = mp1000_map_io,
45 .init_irq = clps711x_init_irq,
46 .init_machine = mp1000_init,
47 .timer = &clps711x_timer,
48MACHINE_END
49
diff --git a/arch/arm/mach-clps711x/mp1000-mm.c b/arch/arm/mach-clps711x/mp1000-mm.c
deleted file mode 100644
index 20e810b0ec0c..000000000000
--- a/arch/arm/mach-clps711x/mp1000-mm.c
+++ /dev/null
@@ -1,47 +0,0 @@
1/*
2 * linux/arch/arm/mach-mp1000/mm.c
3 *
4 * Extra MM routines for the MP1000
5 *
6 * Copyright (C) 2005 Comdial Corporation
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 */
22#include <linux/kernel.h>
23#include <linux/init.h>
24
25#include <asm/hardware.h>
26#include <asm/page.h>
27#include <asm/pgtable.h>
28#include <asm/sizes.h>
29
30#include <asm/mach/map.h>
31
32extern void clps711x_map_io(void);
33
34static struct map_desc mp1000_io_desc[] __initdata = {
35 { MP1000_EIO_BASE, MP1000_EIO_START, MP1000_EIO_SIZE, MT_DEVICE },
36 { MP1000_FIO_BASE, MP1000_FIO_START, MP1000_FIO_SIZE, MT_DEVICE },
37 { MP1000_LIO_BASE, MP1000_LIO_START, MP1000_LIO_SIZE, MT_DEVICE },
38 { MP1000_NIO_BASE, MP1000_NIO_START, MP1000_NIO_SIZE, MT_DEVICE },
39 { MP1000_IDE_BASE, MP1000_IDE_START, MP1000_IDE_SIZE, MT_DEVICE },
40 { MP1000_DSP_BASE, MP1000_DSP_START, MP1000_DSP_SIZE, MT_DEVICE }
41};
42
43void __init mp1000_map_io(void)
44{
45 clps711x_map_io();
46 iotable_init(mp1000_io_desc, ARRAY_SIZE(mp1000_io_desc));
47}
diff --git a/arch/arm/mach-clps711x/mp1000-seprom.c b/arch/arm/mach-clps711x/mp1000-seprom.c
deleted file mode 100644
index b22d0bebb851..000000000000
--- a/arch/arm/mach-clps711x/mp1000-seprom.c
+++ /dev/null
@@ -1,195 +0,0 @@
1/*`
2 * mp1000-seprom.c
3 *
4 * This file contains the Serial EEPROM code for the MP1000 board
5 *
6 * Copyright (C) 2005 Comdial Corporation
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 *
22 */
23
24#include <linux/kernel.h>
25#include <linux/init.h>
26#include <asm/hardware.h>
27#include <asm/hardware/clps7111.h>
28#include <asm/arch/mp1000-seprom.h>
29
30/* If SepromInit() can initialize and checksum the seprom successfully, */
31/* then it will point seprom_data_ptr at the shadow copy. */
32
33static eeprom_struct seprom_data; /* shadow copy of seprom content */
34
35eeprom_struct *seprom_data_ptr = 0; /* 0 => not initialized */
36
37/*
38 * Port D Bit 5 is Chip Select for EEPROM
39 * Port E Bit 0 is Input, Data out from EEPROM
40 * Port E Bit 1 is Output, Data in to EEPROM
41 * Port E Bit 2 is Output, CLK to EEPROM
42 */
43
44static char *port_d_ptr = (char *)(CLPS7111_VIRT_BASE + PDDR);
45static char *port_e_ptr = (char *)(CLPS7111_VIRT_BASE + PEDR);
46
47#define NO_OF_SHORTS 64 // Device is 64 x 16 bits
48#define ENABLE_RW 0
49#define DISABLE_RW 1
50
51static inline void toggle_seprom_clock(void)
52{
53 *port_e_ptr |= HwPortESepromCLK;
54 *port_e_ptr &= ~(HwPortESepromCLK);
55}
56
57static inline void select_eeprom(void)
58{
59 *port_d_ptr |= HwPortDEECS;
60 *port_e_ptr &= ~(HwPortESepromCLK);
61}
62
63static inline void deselect_eeprom(void)
64{
65 *port_d_ptr &= ~(HwPortDEECS);
66 *port_e_ptr &= ~(HwPortESepromDIn);
67}
68
69/*
70 * GetSepromDataPtr - returns pointer to shadow (RAM) copy of seprom
71 * and returns 0 if seprom is not initialized or
72 * has a checksum error.
73 */
74
75eeprom_struct* get_seprom_ptr(void)
76{
77 return seprom_data_ptr;
78}
79
80unsigned char* get_eeprom_mac_address(void)
81{
82 return seprom_data_ptr->variant.eprom_struct.mac_Address;
83}
84
85/*
86 * ReadSProm, Physically reads data from the Serial PROM
87 */
88static void read_sprom(short address, int length, eeprom_struct *buffer)
89{
90 short data = COMMAND_READ | (address & 0x3F);
91 short bit;
92 int i;
93
94 select_eeprom();
95
96 // Clock in 9 bits of the command
97 for (i = 0, bit = 0x100; i < 9; i++, bit >>= 1) {
98 if (data & bit)
99 *port_e_ptr |= HwPortESepromDIn;
100 else
101 *port_e_ptr &= ~(HwPortESepromDIn);
102
103 toggle_seprom_clock();
104 }
105
106 //
107 // Now read one or more shorts of data from the Seprom
108 //
109 while (length-- > 0) {
110 data = 0;
111
112 // Read 16 bits at a time
113 for (i = 0; i < 16; i++) {
114 data <<= 1;
115 toggle_seprom_clock();
116 data |= *port_e_ptr & HwPortESepromDOut;
117
118 }
119
120 buffer->variant.eprom_short_data[address++] = data;
121 }
122
123 deselect_eeprom();
124
125 return;
126}
127
128
129
130/*
131 * ReadSerialPROM
132 *
133 * Input: Pointer to array of 64 x 16 Bits
134 *
135 * Output: if no problem reading data is filled in
136 */
137static void read_serial_prom(eeprom_struct *data)
138{
139 read_sprom(0, 64, data);
140}
141
142
143//
144// Compute Serial EEPROM checksum
145//
146// Input: Pointer to struct with Eprom data
147//
148// Output: The computed Eprom checksum
149//
150static short compute_seprom_checksum(eeprom_struct *data)
151{
152 short checksum = 0;
153 int i;
154
155 for (i = 0; i < 126; i++) {
156 checksum += (short)data->variant.eprom_byte_data[i];
157 }
158
159 return((short)(0x5555 - (checksum & 0xFFFF)));
160}
161
162//
163// Make sure the data port bits for the SEPROM are correctly initialised
164//
165
166void __init seprom_init(void)
167{
168 short checksum;
169
170 // Init Port D
171 *(char *)(CLPS7111_VIRT_BASE + PDDDR) = 0x0;
172 *(char *)(CLPS7111_VIRT_BASE + PDDR) = 0x15;
173
174 // Init Port E
175 *(int *)(CLPS7111_VIRT_BASE + PEDDR) = 0x06;
176 *(int *)(CLPS7111_VIRT_BASE + PEDR) = 0x04;
177
178 //
179 // Make sure that EEPROM struct size never exceeds 128 bytes
180 //
181 if (sizeof(eeprom_struct) > 128) {
182 panic("Serial PROM struct size > 128, aborting read\n");
183 }
184
185 read_serial_prom(&seprom_data);
186
187 checksum = compute_seprom_checksum(&seprom_data);
188
189 if (checksum != seprom_data.variant.eprom_short_data[63]) {
190 panic("Serial EEPROM checksum failed\n");
191 }
192
193 seprom_data_ptr = &seprom_data;
194}
195
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