Eric Lee / linux-smarc-t335x-v3.2

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Commit 55f37debf75f34e4fdd42ea1a81c1cea60c7ad9f

Authored by Greg Ungerer
Committed by Linus Torvalds
1 parent 58201a2d03
Exists in master and in 4 other branches v3.2_AM335xPSP_04.06.00.11, v3.2_NEWT335xPSP_04.06.00.11, v3.2_SBC_SMARTMEN, v3.2_SMARCT335xPSP_04.06.00.11

[PATCH] m68knommu: remove DrangonEngine2 specific config code 

Remove DragonEngine2 specific config code. Use common 68VZ328 config
code now.

Signed-off-by: Greg Ungerer <gerg@uclinux.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

Showing 1 changed file with 0 additions and 191 deletions Side-by-side Diff

arch/m68knommu/platform/68VZ328/de2/config.c
View file @ 55f37de
1   -/*
2   - * linux/arch/m68knommu/platform/MC68VZ328/de2/config.c
3   - *
4   - * Copyright (C) 1993 Hamish Macdonald
5   - * Copyright (C) 1999 D. Jeff Dionne
6   - * Copyright (C) 2001 Georges Menie, Ken Desmet
7   - *
8   - * This file is subject to the terms and conditions of the GNU General Public
9   - * License. See the file COPYING in the main directory of this archive
10   - * for more details.
11   - */
12   -
13   -#include <linux/config.h>
14   -#include <linux/types.h>
15   -#include <linux/kernel.h>
16   -#include <linux/mm.h>
17   -#include <linux/tty.h>
18   -#include <linux/console.h>
19   -#include <linux/kd.h>
20   -#include <linux/netdevice.h>
21   -
22   -#include <asm/setup.h>
23   -#include <asm/system.h>
24   -#include <asm/pgtable.h>
25   -#include <asm/irq.h>
26   -#include <asm/machdep.h>
27   -#include <asm/MC68VZ328.h>
28   -
29   -#ifdef CONFIG_INIT_LCD
30   -#include "screen.h"
31   -#endif
32   -
33   -/* with a 33.16 MHz clock, this will give usec resolution to the time functions */
34   -#define CLOCK_SOURCE TCTL_CLKSOURCE_SYSCLK
35   -#define CLOCK_PRE 7
36   -#define TICKS_PER_JIFFY 41450
37   -
38   -static void
39   -dragen2_sched_init(irqreturn_t (*timer_routine) (int, void *, struct pt_regs *))
40   -{
41   - /* disable timer 1 */
42   - TCTL = 0;
43   -
44   - /* set ISR */
45   - if (request_irq(TMR_IRQ_NUM, timer_routine, IRQ_FLG_LOCK, "timer", NULL))
46   - panic("Unable to attach timer interrupt\n");
47   -
48   - /* Restart mode, Enable int, Set clock source */
49   - TCTL = TCTL_OM | TCTL_IRQEN | CLOCK_SOURCE;
50   - TPRER = CLOCK_PRE;
51   - TCMP = TICKS_PER_JIFFY;
52   -
53   - /* Enable timer 1 */
54   - TCTL |= TCTL_TEN;
55   -}
56   -
57   -static void dragen2_tick(void)
58   -{
59   - /* Reset Timer1 */
60   - TSTAT &= 0;
61   -}
62   -
63   -static unsigned long dragen2_gettimeoffset(void)
64   -{
65   - unsigned long ticks = TCN, offset = 0;
66   -
67   - /* check for pending interrupt */
68   - if (ticks < (TICKS_PER_JIFFY >> 1) && (ISR & (1 << TMR_IRQ_NUM)))
69   - offset = 1000000 / HZ;
70   -
71   - ticks = (ticks * 1000000 / HZ) / TICKS_PER_JIFFY;
72   -
73   - return ticks + offset;
74   -}
75   -
76   -static void dragen2_gettod(int *year, int *mon, int *day, int *hour,
77   - int *min, int *sec)
78   -{
79   - long now = RTCTIME;
80   -
81   - *year = *mon = *day = 1;
82   - *hour = (now >> 24) % 24;
83   - *min = (now >> 16) % 60;
84   - *sec = now % 60;
85   -}
86   -
87   -static void dragen2_reset(void)
88   -{
89   - local_irq_disable();
90   -
91   -#ifdef CONFIG_INIT_LCD
92   - PBDATA |= 0x20; /* disable CCFL light */
93   - PKDATA |= 0x4; /* disable LCD controller */
94   - LCKCON = 0;
95   -#endif
96   -
97   - __asm__ __volatile__(
98   - "reset\n\t"
99   - "moveal #0x04000000, %a0\n\t"
100   - "moveal 0(%a0), %sp\n\t"
101   - "moveal 4(%a0), %a0\n\t"
102   - "jmp (%a0)"
103   - );
104   -}
105   -
106   -static void init_hardware(void)
107   -{
108   -#ifdef CONFIG_DIRECT_IO_ACCESS
109   - SCR = 0x10; /* allow user access to internal registers */
110   -#endif
111   -
112   - /* CSGB Init */
113   - CSGBB = 0x4000;
114   - CSB = 0x1a1;
115   -
116   - /* CS8900 init */
117   - /* PK3: hardware sleep function pin, active low */
118   - PKSEL |= PK(3); /* select pin as I/O */
119   - PKDIR |= PK(3); /* select pin as output */
120   - PKDATA |= PK(3); /* set pin high */
121   -
122   - /* PF5: hardware reset function pin, active high */
123   - PFSEL |= PF(5); /* select pin as I/O */
124   - PFDIR |= PF(5); /* select pin as output */
125   - PFDATA &= ~PF(5); /* set pin low */
126   -
127   - /* cs8900 hardware reset */
128   - PFDATA |= PF(5);
129   - { int i; for (i = 0; i < 32000; ++i); }
130   - PFDATA &= ~PF(5);
131   -
132   - /* INT1 enable (cs8900 IRQ) */
133   - PDPOL &= ~PD(1); /* active high signal */
134   - PDIQEG &= ~PD(1);
135   - PDIRQEN |= PD(1); /* IRQ enabled */
136   -
137   -#ifdef CONFIG_68328_SERIAL_UART2
138   - /* Enable RXD TXD port bits to enable UART2 */
139   - PJSEL &= ~(PJ(5) | PJ(4));
140   -#endif
141   -
142   -#ifdef CONFIG_INIT_LCD
143   - /* initialize LCD controller */
144   - LSSA = (long) screen_bits;
145   - LVPW = 0x14;
146   - LXMAX = 0x140;
147   - LYMAX = 0xef;
148   - LRRA = 0;
149   - LPXCD = 3;
150   - LPICF = 0x08;
151   - LPOLCF = 0;
152   - LCKCON = 0x80;
153   - PCPDEN = 0xff;
154   - PCSEL = 0;
155   -
156   - /* Enable LCD controller */
157   - PKDIR |= 0x4;
158   - PKSEL |= 0x4;
159   - PKDATA &= ~0x4;
160   -
161   - /* Enable CCFL backlighting circuit */
162   - PBDIR |= 0x20;
163   - PBSEL |= 0x20;
164   - PBDATA &= ~0x20;
165   -
166   - /* contrast control register */
167   - PFDIR |= 0x1;
168   - PFSEL &= ~0x1;
169   - PWMR = 0x037F;
170   -#endif
171   -}
172   -
173   -void config_BSP(char *command, int size)
174   -{
175   - printk(KERN_INFO "68VZ328 DragonBallVZ support (c) 2001 Lineo, Inc.\n");
176   -
177   -#if defined(CONFIG_BOOTPARAM)
178   - strncpy(command, CONFIG_BOOTPARAM_STRING, size);
179   - command[size-1] = 0;
180   -#else
181   - memset(command, 0, size);
182   -#endif
183   -
184   - init_hardware();
185   -
186   - mach_sched_init = (void *)dragen2_sched_init;
187   - mach_tick = dragen2_tick;
188   - mach_gettimeoffset = dragen2_gettimeoffset;
189   - mach_reset = dragen2_reset;
190   - mach_gettod = dragen2_gettod;
191   -}