Remove obsolete #include <linux/config.h>
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / mips / au1000 / db1x00 / board_setup.c
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1da177e4
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1/*
2 *
3 * BRIEF MODULE DESCRIPTION
4 * Alchemy Db1x00 board setup.
5 *
6 * Copyright 2000 MontaVista Software Inc.
7 * Author: MontaVista Software, Inc.
8 * ppopov@mvista.com or source@mvista.com
9 *
10 * This program is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU General Public License as published by the
12 * Free Software Foundation; either version 2 of the License, or (at your
13 * option) any later version.
14 *
15 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
16 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
17 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
18 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
21 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
22 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 *
26 * You should have received a copy of the GNU General Public License along
27 * with this program; if not, write to the Free Software Foundation, Inc.,
28 * 675 Mass Ave, Cambridge, MA 02139, USA.
29 */
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30#include <linux/init.h>
31#include <linux/sched.h>
32#include <linux/ioport.h>
33#include <linux/mm.h>
34#include <linux/console.h>
35#include <linux/mc146818rtc.h>
36#include <linux/delay.h>
37
38#include <asm/cpu.h>
39#include <asm/bootinfo.h>
40#include <asm/irq.h>
41#include <asm/mipsregs.h>
42#include <asm/reboot.h>
43#include <asm/pgtable.h>
44#include <asm/mach-au1x00/au1000.h>
45#include <asm/mach-db1x00/db1x00.h>
46
dea91002 47static BCSR * const bcsr = (BCSR *)BCSR_KSEG1_ADDR;
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48
49void board_reset (void)
50{
51 /* Hit BCSR.SYSTEM_CONTROL[SW_RST] */
dea91002 52 bcsr->swreset = 0x0000;
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53}
54
55void __init board_setup(void)
56{
57 u32 pin_func;
58
59 pin_func = 0;
60 /* not valid for 1550 */
61#ifdef CONFIG_AU1X00_USB_DEVICE
62 // 2nd USB port is USB device
63 pin_func = au_readl(SYS_PINFUNC) & (u32)(~0x8000);
64 au_writel(pin_func, SYS_PINFUNC);
65#endif
66
67#if defined(CONFIG_IRDA) && (defined(CONFIG_SOC_AU1000) || defined(CONFIG_SOC_AU1100))
68 /* set IRFIRSEL instead of GPIO15 */
69 pin_func = au_readl(SYS_PINFUNC) | (u32)((1<<8));
70 au_writel(pin_func, SYS_PINFUNC);
71 /* power off until the driver is in use */
72 bcsr->resets &= ~BCSR_RESETS_IRDA_MODE_MASK;
73 bcsr->resets |= BCSR_RESETS_IRDA_MODE_OFF;
74 au_sync();
75#endif
dea91002 76 bcsr->pcmcia = 0x0000; /* turn off PCMCIA power */
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77
78#ifdef CONFIG_MIPS_MIRAGE
79 /* enable GPIO[31:0] inputs */
80 au_writel(0, SYS_PININPUTEN);
81
82 /* GPIO[20] is output, tristate the other input primary GPIO's */
83 au_writel((u32)(~(1<<20)), SYS_TRIOUTCLR);
84
85 /* set GPIO[210:208] instead of SSI_0 */
86 pin_func = au_readl(SYS_PINFUNC) | (u32)(1);
87
88 /* set GPIO[215:211] for LED's */
89 pin_func |= (u32)((5<<2));
90
91 /* set GPIO[214:213] for more LED's */
92 pin_func |= (u32)((5<<12));
93
94 /* set GPIO[207:200] instead of PCMCIA/LCD */
95 pin_func |= (u32)((3<<17));
96 au_writel(pin_func, SYS_PINFUNC);
97
98 /* Enable speaker amplifier. This should
99 * be part of the audio driver.
100 */
101 au_writel(au_readl(GPIO2_DIR) | 0x200, GPIO2_DIR);
102 au_writel(0x02000200, GPIO2_OUTPUT);
103#endif
104
105 au_sync();
106
107#ifdef CONFIG_MIPS_DB1000
108 printk("AMD Alchemy Au1000/Db1000 Board\n");
109#endif
110#ifdef CONFIG_MIPS_DB1500
111 printk("AMD Alchemy Au1500/Db1500 Board\n");
112#endif
113#ifdef CONFIG_MIPS_DB1100
114 printk("AMD Alchemy Au1100/Db1100 Board\n");
115#endif
116#ifdef CONFIG_MIPS_BOSPORUS
117 printk("AMD Alchemy Bosporus Board\n");
118#endif
119#ifdef CONFIG_MIPS_MIRAGE
120 printk("AMD Alchemy Mirage Board\n");
121#endif
122#ifdef CONFIG_MIPS_DB1550
123 printk("AMD Alchemy Au1550/Db1550 Board\n");
124#endif
125}