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authorManuel Lauss <manuel.lauss@googlemail.com>2009-10-04 08:55:29 -0400
committerRalf Baechle <ralf@linux-mips.org>2010-02-27 06:52:51 -0500
commit0273b4efccd3bc2b2ef5ea9778e71d8efbbb7ac7 (patch)
treec67c6fb5ff0aa4a0201676374b252ea60475235c /arch/mips/alchemy
parent27dd65ac9afabc8e67ab73f7c2f575eddbb47167 (diff)
MIPS: Alchemy: XXS1500 PCMCIA driver rewrite
Rewritten XXS1500 PCMCIA socket driver, standalone (doesn't depend on au1000_generic.c) and added carddetect IRQ support. Signed-off-by: Manuel Lauss <manuel.lauss@gmail.com> Cc: Florian Fainelli <florian@openwrt.org> Cc: Linux-PCMCIA <linux-pcmcia@lists.infradead.org> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/alchemy')
-rw-r--r--arch/mips/alchemy/xxs1500/Makefile2
-rw-r--r--arch/mips/alchemy/xxs1500/board_setup.c16
-rw-r--r--arch/mips/alchemy/xxs1500/platform.c63
3 files changed, 64 insertions, 17 deletions
diff --git a/arch/mips/alchemy/xxs1500/Makefile b/arch/mips/alchemy/xxs1500/Makefile
index 545d8f5496e5..68671c2f372c 100644
--- a/arch/mips/alchemy/xxs1500/Makefile
+++ b/arch/mips/alchemy/xxs1500/Makefile
@@ -5,4 +5,4 @@
5# Makefile for MyCable XXS1500 board. 5# Makefile for MyCable XXS1500 board.
6# 6#
7 7
8lib-y := init.o board_setup.o 8lib-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
index cad14f8a7c2a..eb31350d9772 100644
--- a/arch/mips/alchemy/xxs1500/board_setup.c
+++ b/arch/mips/alchemy/xxs1500/board_setup.c
@@ -69,22 +69,6 @@ void __init board_setup(void)
69 /* Enable DTR = USB power up */ 69 /* Enable DTR = USB power up */
70 au_writel(0x01, UART3_ADDR + UART_MCR); /* UART_MCR_DTR is 0x01??? */ 70 au_writel(0x01, UART3_ADDR + UART_MCR); /* UART_MCR_DTR is 0x01??? */
71 71
72#ifdef CONFIG_PCMCIA_XXS1500
73 /* GPIO 0, 1, and 4 are inputs */
74 alchemy_gpio_direction_input(0);
75 alchemy_gpio_direction_input(1);
76 alchemy_gpio_direction_input(4);
77
78 /* GPIO2 208/9/10/11 are inputs */
79 alchemy_gpio_direction_input(208);
80 alchemy_gpio_direction_input(209);
81 alchemy_gpio_direction_input(210);
82 alchemy_gpio_direction_input(211);
83
84 /* Turn off power */
85 alchemy_gpio_direction_output(214, 0);
86#endif
87
88#ifdef CONFIG_PCI 72#ifdef CONFIG_PCI
89#if defined(__MIPSEB__) 73#if defined(__MIPSEB__)
90 au_writel(0xf | (2 << 6) | (1 << 4), Au1500_PCI_CFG); 74 au_writel(0xf | (2 << 6) | (1 << 4), Au1500_PCI_CFG);
diff --git a/arch/mips/alchemy/xxs1500/platform.c b/arch/mips/alchemy/xxs1500/platform.c
new file mode 100644
index 000000000000..c14dcaa95311
--- /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 = "pseudo-io",
29 .flags = IORESOURCE_MEM,
30 .start = PCMCIA_IO_PSEUDO_PHYS,
31 .end = PCMCIA_IO_PSEUDO_PHYS + 0x00040000 - 1,
32 },
33 {
34 .name = "pseudo-attr",
35 .flags = IORESOURCE_MEM,
36 .start = PCMCIA_ATTR_PSEUDO_PHYS,
37 .end = PCMCIA_ATTR_PSEUDO_PHYS + 0x00040000 - 1,
38 },
39 {
40 .name = "pseudo-mem",
41 .flags = IORESOURCE_MEM,
42 .start = PCMCIA_IO_PSEUDO_PHYS,
43 .end = PCMCIA_IO_PSEUDO_PHYS + 0x00040000 - 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);