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authorAndrea Bastoni <bastoni@cs.unc.edu>2010-05-30 19:16:45 -0400
committerAndrea Bastoni <bastoni@cs.unc.edu>2010-05-30 19:16:45 -0400
commitada47b5fe13d89735805b566185f4885f5a3f750 (patch)
tree644b88f8a71896307d71438e9b3af49126ffb22b /arch/mips/alchemy/mtx-1
parent43e98717ad40a4ae64545b5ba047c7b86aa44f4f (diff)
parent3280f21d43ee541f97f8cda5792150d2dbec20d5 (diff)
Merge branch 'wip-2.6.34' into old-private-masterarchived-private-master
Diffstat (limited to 'arch/mips/alchemy/mtx-1')
-rw-r--r--arch/mips/alchemy/mtx-1/Makefile2
-rw-r--r--arch/mips/alchemy/mtx-1/board_setup.c49
-rw-r--r--arch/mips/alchemy/mtx-1/init.c6
-rw-r--r--arch/mips/alchemy/mtx-1/irqmap.c56
4 files changed, 45 insertions, 68 deletions
diff --git a/arch/mips/alchemy/mtx-1/Makefile b/arch/mips/alchemy/mtx-1/Makefile
index 7c67b3d33bec..4a53815b3c6c 100644
--- a/arch/mips/alchemy/mtx-1/Makefile
+++ b/arch/mips/alchemy/mtx-1/Makefile
@@ -6,7 +6,7 @@
6# Makefile for 4G Systems MTX-1 board. 6# Makefile for 4G Systems MTX-1 board.
7# 7#
8 8
9lib-y := init.o board_setup.o irqmap.o 9lib-y := init.o board_setup.o
10obj-y := platform.o 10obj-y := platform.o
11 11
12EXTRA_CFLAGS += -Werror 12EXTRA_CFLAGS += -Werror
diff --git a/arch/mips/alchemy/mtx-1/board_setup.c b/arch/mips/alchemy/mtx-1/board_setup.c
index 45b61c9b82b9..a9f0336e1f1f 100644
--- a/arch/mips/alchemy/mtx-1/board_setup.c
+++ b/arch/mips/alchemy/mtx-1/board_setup.c
@@ -30,32 +30,43 @@
30 30
31#include <linux/gpio.h> 31#include <linux/gpio.h>
32#include <linux/init.h> 32#include <linux/init.h>
33#include <linux/interrupt.h>
34#include <linux/pm.h>
33 35
36#include <asm/reboot.h>
34#include <asm/mach-au1x00/au1000.h> 37#include <asm/mach-au1x00/au1000.h>
35 38
36#include <prom.h> 39#include <prom.h>
37 40
41char irq_tab_alchemy[][5] __initdata = {
42 [0] = { -1, AU1500_PCI_INTA, AU1500_PCI_INTA, 0xff, 0xff }, /* IDSEL 00 - AdapterA-Slot0 (top) */
43 [1] = { -1, AU1500_PCI_INTB, AU1500_PCI_INTA, 0xff, 0xff }, /* IDSEL 01 - AdapterA-Slot1 (bottom) */
44 [2] = { -1, AU1500_PCI_INTC, AU1500_PCI_INTD, 0xff, 0xff }, /* IDSEL 02 - AdapterB-Slot0 (top) */
45 [3] = { -1, AU1500_PCI_INTD, AU1500_PCI_INTC, 0xff, 0xff }, /* IDSEL 03 - AdapterB-Slot1 (bottom) */
46 [4] = { -1, AU1500_PCI_INTA, AU1500_PCI_INTB, 0xff, 0xff }, /* IDSEL 04 - AdapterC-Slot0 (top) */
47 [5] = { -1, AU1500_PCI_INTB, AU1500_PCI_INTA, 0xff, 0xff }, /* IDSEL 05 - AdapterC-Slot1 (bottom) */
48 [6] = { -1, AU1500_PCI_INTC, AU1500_PCI_INTD, 0xff, 0xff }, /* IDSEL 06 - AdapterD-Slot0 (top) */
49 [7] = { -1, AU1500_PCI_INTD, AU1500_PCI_INTC, 0xff, 0xff }, /* IDSEL 07 - AdapterD-Slot1 (bottom) */
50};
51
38extern int (*board_pci_idsel)(unsigned int devsel, int assert); 52extern int (*board_pci_idsel)(unsigned int devsel, int assert);
39int mtx1_pci_idsel(unsigned int devsel, int assert); 53int mtx1_pci_idsel(unsigned int devsel, int assert);
40 54
41void board_reset(void) 55static void mtx1_reset(char *c)
42{ 56{
43 /* Hit BCSR.SYSTEM_CONTROL[SW_RST] */ 57 /* Hit BCSR.SYSTEM_CONTROL[SW_RST] */
44 au_writel(0x00000000, 0xAE00001C); 58 au_writel(0x00000000, 0xAE00001C);
45} 59}
46 60
47void __init board_setup(void) 61static void mtx1_power_off(void)
48{ 62{
49#ifdef CONFIG_SERIAL_8250_CONSOLE 63 printk(KERN_ALERT "It's now safe to remove power\n");
50 char *argptr; 64 while (1)
51 argptr = prom_getcmdline(); 65 asm volatile (".set mips3 ; wait ; .set mips1");
52 argptr = strstr(argptr, "console="); 66}
53 if (argptr == NULL) {
54 argptr = prom_getcmdline();
55 strcat(argptr, " console=ttyS0,115200");
56 }
57#endif
58 67
68void __init board_setup(void)
69{
59 alchemy_gpio2_enable(); 70 alchemy_gpio2_enable();
60 71
61#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) 72#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
@@ -86,6 +97,10 @@ void __init board_setup(void)
86 alchemy_gpio_direction_output(211, 1); /* green on */ 97 alchemy_gpio_direction_output(211, 1); /* green on */
87 alchemy_gpio_direction_output(212, 0); /* red off */ 98 alchemy_gpio_direction_output(212, 0); /* red off */
88 99
100 pm_power_off = mtx1_power_off;
101 _machine_halt = mtx1_power_off;
102 _machine_restart = mtx1_reset;
103
89 printk(KERN_INFO "4G Systems MTX-1 Board\n"); 104 printk(KERN_INFO "4G Systems MTX-1 Board\n");
90} 105}
91 106
@@ -109,3 +124,15 @@ mtx1_pci_idsel(unsigned int devsel, int assert)
109 au_sync_udelay(1); 124 au_sync_udelay(1);
110 return 1; 125 return 1;
111} 126}
127
128static int __init mtx1_init_irq(void)
129{
130 set_irq_type(AU1500_GPIO204_INT, IRQF_TRIGGER_HIGH);
131 set_irq_type(AU1500_GPIO201_INT, IRQF_TRIGGER_LOW);
132 set_irq_type(AU1500_GPIO202_INT, IRQF_TRIGGER_LOW);
133 set_irq_type(AU1500_GPIO203_INT, IRQF_TRIGGER_LOW);
134 set_irq_type(AU1500_GPIO205_INT, IRQF_TRIGGER_LOW);
135
136 return 0;
137}
138arch_initcall(mtx1_init_irq);
diff --git a/arch/mips/alchemy/mtx-1/init.c b/arch/mips/alchemy/mtx-1/init.c
index 5e871c8d9e96..f8d25575fa05 100644
--- a/arch/mips/alchemy/mtx-1/init.c
+++ b/arch/mips/alchemy/mtx-1/init.c
@@ -32,6 +32,7 @@
32#include <linux/init.h> 32#include <linux/init.h>
33 33
34#include <asm/bootinfo.h> 34#include <asm/bootinfo.h>
35#include <asm/mach-au1x00/au1000.h>
35 36
36#include <prom.h> 37#include <prom.h>
37 38
@@ -58,3 +59,8 @@ void __init prom_init(void)
58 strict_strtoul(memsize_str, 0, &memsize); 59 strict_strtoul(memsize_str, 0, &memsize);
59 add_memory_region(0, memsize, BOOT_MEM_RAM); 60 add_memory_region(0, memsize, BOOT_MEM_RAM);
60} 61}
62
63void prom_putchar(unsigned char c)
64{
65 alchemy_uart_putchar(UART0_PHYS_ADDR, c);
66}
diff --git a/arch/mips/alchemy/mtx-1/irqmap.c b/arch/mips/alchemy/mtx-1/irqmap.c
deleted file mode 100644
index f1ab12ab3433..000000000000
--- a/arch/mips/alchemy/mtx-1/irqmap.c
+++ /dev/null
@@ -1,56 +0,0 @@
1/*
2 * BRIEF MODULE DESCRIPTION
3 * Au1xxx irq map table
4 *
5 * Copyright 2003 Embedded Edge, LLC
6 * dan@embeddededge.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/interrupt.h>
31#include <asm/mach-au1x00/au1000.h>
32
33char irq_tab_alchemy[][5] __initdata = {
34 [0] = { -1, INTA, INTA, INTX, INTX }, /* IDSEL 00 - AdapterA-Slot0 (top) */
35 [1] = { -1, INTB, INTA, INTX, INTX }, /* IDSEL 01 - AdapterA-Slot1 (bottom) */
36 [2] = { -1, INTC, INTD, INTX, INTX }, /* IDSEL 02 - AdapterB-Slot0 (top) */
37 [3] = { -1, INTD, INTC, INTX, INTX }, /* IDSEL 03 - AdapterB-Slot1 (bottom) */
38 [4] = { -1, INTA, INTB, INTX, INTX }, /* IDSEL 04 - AdapterC-Slot0 (top) */
39 [5] = { -1, INTB, INTA, INTX, INTX }, /* IDSEL 05 - AdapterC-Slot1 (bottom) */
40 [6] = { -1, INTC, INTD, INTX, INTX }, /* IDSEL 06 - AdapterD-Slot0 (top) */
41 [7] = { -1, INTD, INTC, INTX, INTX }, /* IDSEL 07 - AdapterD-Slot1 (bottom) */
42};
43
44struct au1xxx_irqmap __initdata au1xxx_irq_map[] = {
45 { AU1500_GPIO_204, IRQF_TRIGGER_HIGH, 0 },
46 { AU1500_GPIO_201, IRQF_TRIGGER_LOW, 0 },
47 { AU1500_GPIO_202, IRQF_TRIGGER_LOW, 0 },
48 { AU1500_GPIO_203, IRQF_TRIGGER_LOW, 0 },
49 { AU1500_GPIO_205, IRQF_TRIGGER_LOW, 0 },
50};
51
52
53void __init board_init_irq(void)
54{
55 au1xxx_setup_irqmap(au1xxx_irq_map, ARRAY_SIZE(au1xxx_irq_map));
56}