diff options
Diffstat (limited to 'arch/mips/alchemy/xxs1500')
-rw-r--r-- | arch/mips/alchemy/xxs1500/Makefile | 8 | ||||
-rw-r--r-- | arch/mips/alchemy/xxs1500/board_setup.c | 101 | ||||
-rw-r--r-- | arch/mips/alchemy/xxs1500/init.c | 63 | ||||
-rw-r--r-- | arch/mips/alchemy/xxs1500/platform.c | 63 |
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 | |||
8 | obj-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 | |||
37 | static void xxs1500_reset(char *c) | ||
38 | { | ||
39 | /* Jump to the reset vector */ | ||
40 | __asm__ __volatile__("jr\t%0"::"r"(0xbfc00000)); | ||
41 | } | ||
42 | |||
43 | static 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 | |||
52 | void __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 | |||
83 | static 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 | } | ||
101 | arch_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 | |||
37 | const char *get_system_type(void) | ||
38 | { | ||
39 | return "XXS1500"; | ||
40 | } | ||
41 | |||
42 | void __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 | |||
60 | void 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 | |||
26 | static 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 | |||
47 | static 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 | |||
54 | static struct platform_device *xxs1500_devs[] __initdata = { | ||
55 | &xxs1500_pcmcia_dev, | ||
56 | }; | ||
57 | |||
58 | static int __init xxs1500_dev_init(void) | ||
59 | { | ||
60 | return platform_add_devices(xxs1500_devs, | ||
61 | ARRAY_SIZE(xxs1500_devs)); | ||
62 | } | ||
63 | device_initcall(xxs1500_dev_init); | ||