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-rw-r--r--arch/mips/alchemy/xxs1500/Makefile8
-rw-r--r--arch/mips/alchemy/xxs1500/board_setup.c101
-rw-r--r--arch/mips/alchemy/xxs1500/init.c63
-rw-r--r--arch/mips/alchemy/xxs1500/platform.c63
4 files changed, 235 insertions, 0 deletions
diff --git a/arch/mips/alchemy/xxs1500/Makefile b/arch/mips/alchemy/xxs1500/Makefile
new file mode 100644
index 00000000000..91defcf4f33
--- /dev/null
+++ b/arch/mips/alchemy/xxs1500/Makefile
@@ -0,0 +1,8 @@
1#
2# Copyright 2003 MontaVista Software Inc.
3# Author: MontaVista Software, Inc. <source@mvista.com>
4#
5# Makefile for MyCable XXS1500 board.
6#
7
8obj-y += init.o board_setup.o platform.o
diff --git a/arch/mips/alchemy/xxs1500/board_setup.c b/arch/mips/alchemy/xxs1500/board_setup.c
new file mode 100644
index 00000000000..81e57fad07a
--- /dev/null
+++ b/arch/mips/alchemy/xxs1500/board_setup.c
@@ -0,0 +1,101 @@
1/*
2 * Copyright 2000-2003, 2008 MontaVista Software Inc.
3 * Author: MontaVista Software, Inc. <source@mvista.com>
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License as published by the
7 * Free Software Foundation; either version 2 of the License, or (at your
8 * option) any later version.
9 *
10 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
11 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
13 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
14 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
15 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
16 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
17 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
18 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
19 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
20 *
21 * You should have received a copy of the GNU General Public License along
22 * with this program; if not, write to the Free Software Foundation, Inc.,
23 * 675 Mass Ave, Cambridge, MA 02139, USA.
24 */
25
26#include <linux/gpio.h>
27#include <linux/init.h>
28#include <linux/interrupt.h>
29#include <linux/delay.h>
30#include <linux/pm.h>
31
32#include <asm/reboot.h>
33#include <asm/mach-au1x00/au1000.h>
34
35#include <prom.h>
36
37static void xxs1500_reset(char *c)
38{
39 /* Jump to the reset vector */
40 __asm__ __volatile__("jr\t%0"::"r"(0xbfc00000));
41}
42
43static void xxs1500_power_off(void)
44{
45 while (1)
46 asm volatile (
47 " .set mips32 \n"
48 " wait \n"
49 " .set mips0 \n");
50}
51
52void __init board_setup(void)
53{
54 u32 pin_func;
55
56 pm_power_off = xxs1500_power_off;
57 _machine_halt = xxs1500_power_off;
58 _machine_restart = xxs1500_reset;
59
60 alchemy_gpio1_input_enable();
61 alchemy_gpio2_enable();
62
63 /* Set multiple use pins (UART3/GPIO) to UART (it's used as UART too) */
64 pin_func = au_readl(SYS_PINFUNC) & ~SYS_PF_UR3;
65 pin_func |= SYS_PF_UR3;
66 au_writel(pin_func, SYS_PINFUNC);
67
68 /* Enable UART */
69 alchemy_uart_enable(AU1000_UART3_PHYS_ADDR);
70 /* Enable DTR (MCR bit 0) = USB power up */
71 __raw_writel(1, (void __iomem *)KSEG1ADDR(AU1000_UART3_PHYS_ADDR + 0x18));
72 wmb();
73
74#ifdef CONFIG_PCI
75#if defined(__MIPSEB__)
76 au_writel(0xf | (2 << 6) | (1 << 4), Au1500_PCI_CFG);
77#else
78 au_writel(0xf, Au1500_PCI_CFG);
79#endif
80#endif
81}
82
83static int __init xxs1500_init_irq(void)
84{
85 irq_set_irq_type(AU1500_GPIO204_INT, IRQF_TRIGGER_HIGH);
86 irq_set_irq_type(AU1500_GPIO201_INT, IRQF_TRIGGER_LOW);
87 irq_set_irq_type(AU1500_GPIO202_INT, IRQF_TRIGGER_LOW);
88 irq_set_irq_type(AU1500_GPIO203_INT, IRQF_TRIGGER_LOW);
89 irq_set_irq_type(AU1500_GPIO205_INT, IRQF_TRIGGER_LOW);
90 irq_set_irq_type(AU1500_GPIO207_INT, IRQF_TRIGGER_LOW);
91
92 irq_set_irq_type(AU1500_GPIO0_INT, IRQF_TRIGGER_LOW);
93 irq_set_irq_type(AU1500_GPIO1_INT, IRQF_TRIGGER_LOW);
94 irq_set_irq_type(AU1500_GPIO2_INT, IRQF_TRIGGER_LOW);
95 irq_set_irq_type(AU1500_GPIO3_INT, IRQF_TRIGGER_LOW);
96 irq_set_irq_type(AU1500_GPIO4_INT, IRQF_TRIGGER_LOW); /* CF irq */
97 irq_set_irq_type(AU1500_GPIO5_INT, IRQF_TRIGGER_LOW);
98
99 return 0;
100}
101arch_initcall(xxs1500_init_irq);
diff --git a/arch/mips/alchemy/xxs1500/init.c b/arch/mips/alchemy/xxs1500/init.c
new file mode 100644
index 00000000000..0ee02cfa989
--- /dev/null
+++ b/arch/mips/alchemy/xxs1500/init.c
@@ -0,0 +1,63 @@
1/*
2 * BRIEF MODULE DESCRIPTION
3 * XXS1500 board setup
4 *
5 * Copyright 2003, 2008 MontaVista Software Inc.
6 * Author: MontaVista Software, Inc. <source@mvista.com>
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the
10 * Free Software Foundation; either version 2 of the License, or (at your
11 * option) any later version.
12 *
13 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
14 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
15 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
16 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
18 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
19 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 *
24 * You should have received a copy of the GNU General Public License along
25 * with this program; if not, write to the Free Software Foundation, Inc.,
26 * 675 Mass Ave, Cambridge, MA 02139, USA.
27 */
28
29#include <linux/init.h>
30#include <linux/kernel.h>
31
32#include <asm/bootinfo.h>
33#include <asm/mach-au1x00/au1000.h>
34
35#include <prom.h>
36
37const char *get_system_type(void)
38{
39 return "XXS1500";
40}
41
42void __init prom_init(void)
43{
44 unsigned char *memsize_str;
45 unsigned long memsize;
46
47 prom_argc = fw_arg0;
48 prom_argv = (char **)fw_arg1;
49 prom_envp = (char **)fw_arg2;
50
51 prom_init_cmdline();
52
53 memsize_str = prom_getenv("memsize");
54 if (!memsize_str || strict_strtoul(memsize_str, 0, &memsize))
55 memsize = 0x04000000;
56
57 add_memory_region(0, memsize, BOOT_MEM_RAM);
58}
59
60void prom_putchar(unsigned char c)
61{
62 alchemy_uart_putchar(AU1000_UART0_PHYS_ADDR, c);
63}
diff --git a/arch/mips/alchemy/xxs1500/platform.c b/arch/mips/alchemy/xxs1500/platform.c
new file mode 100644
index 00000000000..e87c45cde61
--- /dev/null
+++ b/arch/mips/alchemy/xxs1500/platform.c
@@ -0,0 +1,63 @@
1/*
2 * XXS1500 board platform device registration
3 *
4 * Copyright (C) 2009 Manuel Lauss
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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21#include <linux/init.h>
22#include <linux/platform_device.h>
23
24#include <asm/mach-au1x00/au1000.h>
25
26static struct resource xxs1500_pcmcia_res[] = {
27 {
28 .name = "pcmcia-io",
29 .flags = IORESOURCE_MEM,
30 .start = PCMCIA_IO_PHYS_ADDR,
31 .end = PCMCIA_IO_PHYS_ADDR + 0x000400000 - 1,
32 },
33 {
34 .name = "pcmcia-attr",
35 .flags = IORESOURCE_MEM,
36 .start = PCMCIA_ATTR_PHYS_ADDR,
37 .end = PCMCIA_ATTR_PHYS_ADDR + 0x000400000 - 1,
38 },
39 {
40 .name = "pcmcia-mem",
41 .flags = IORESOURCE_MEM,
42 .start = PCMCIA_MEM_PHYS_ADDR,
43 .end = PCMCIA_MEM_PHYS_ADDR + 0x000400000 - 1,
44 },
45};
46
47static struct platform_device xxs1500_pcmcia_dev = {
48 .name = "xxs1500_pcmcia",
49 .id = -1,
50 .num_resources = ARRAY_SIZE(xxs1500_pcmcia_res),
51 .resource = xxs1500_pcmcia_res,
52};
53
54static struct platform_device *xxs1500_devs[] __initdata = {
55 &xxs1500_pcmcia_dev,
56};
57
58static int __init xxs1500_dev_init(void)
59{
60 return platform_add_devices(xxs1500_devs,
61 ARRAY_SIZE(xxs1500_devs));
62}
63device_initcall(xxs1500_dev_init);
generated by cgit v1.2.2 (git 2.25.0) at 2025-03-15 18:57:28 -0400