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>

7 files changed, 433 insertions, 206 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 @@
 # Makefile for MyCable XXS1500 board.
 #
 
-lib-y := init.o board_setup.o
+lib-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)
         /* Enable DTR = USB power up */
         au_writel(0x01, UART3_ADDR + UART_MCR); /* UART_MCR_DTR is 0x01??? */
 
-#ifdef CONFIG_PCMCIA_XXS1500
-        /* GPIO 0, 1, and 4 are inputs */
-        alchemy_gpio_direction_input(0);
-        alchemy_gpio_direction_input(1);
-        alchemy_gpio_direction_input(4);
-
-        /* GPIO2 208/9/10/11 are inputs */
-        alchemy_gpio_direction_input(208);
-        alchemy_gpio_direction_input(209);
-        alchemy_gpio_direction_input(210);
-        alchemy_gpio_direction_input(211);
-
-        /* Turn off power */
-        alchemy_gpio_direction_output(214, 0);
-#endif
-
 #ifdef CONFIG_PCI
 #if defined(__MIPSEB__)
         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 @@
+/*
+ * XXS1500 board platform device registration
+ *
+ * Copyright (C) 2009 Manuel Lauss
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#include <linux/init.h>
+#include <linux/platform_device.h>
+
+#include <asm/mach-au1x00/au1000.h>
+
+static struct resource xxs1500_pcmcia_res[] = {
+        {
+                .name   = "pseudo-io",
+                .flags  = IORESOURCE_MEM,
+                .start  = PCMCIA_IO_PSEUDO_PHYS,
+                .end    = PCMCIA_IO_PSEUDO_PHYS + 0x00040000 - 1,
+        },
+        {
+                .name   = "pseudo-attr",
+                .flags  = IORESOURCE_MEM,
+                .start  = PCMCIA_ATTR_PSEUDO_PHYS,
+                .end    = PCMCIA_ATTR_PSEUDO_PHYS + 0x00040000 - 1,
+        },
+        {
+                .name   = "pseudo-mem",
+                .flags  = IORESOURCE_MEM,
+                .start  = PCMCIA_IO_PSEUDO_PHYS,
+                .end    = PCMCIA_IO_PSEUDO_PHYS + 0x00040000 - 1,
+        },
+};
+
+static struct platform_device xxs1500_pcmcia_dev = {
+        .name           = "xxs1500_pcmcia",
+        .id             = -1,
+        .num_resources  = ARRAY_SIZE(xxs1500_pcmcia_res),
+        .resource       = xxs1500_pcmcia_res,
+};
+
+static struct platform_device *xxs1500_devs[] __initdata = {
+        &xxs1500_pcmcia_dev,
+};
+
+static int __init xxs1500_dev_init(void)
+{
+        return platform_add_devices(xxs1500_devs,
+                                    ARRAY_SIZE(xxs1500_devs));
+}
+device_initcall(xxs1500_dev_init);
diff --git a/drivers/pcmcia/Kconfig b/drivers/pcmcia/Kconfig
index 7c16d35679a6..1e01578a0a77 100644
--- a/drivers/pcmcia/Kconfig
+++ b/drivers/pcmcia/Kconfig
@@ -185,6 +185,16 @@ config PCMCIA_ALCHEMY_DEVBOARD
 
           This driver is also available as a module called db1xxx_ss.ko
 
+config PCMCIA_XXS1500
+        tristate "MyCable XXS1500 PCMCIA socket support"
+        depends on PCMCIA && MIPS_XXS1500
+        select 64BIT_PHYS_ADDR
+        help
+          Support for the PCMCIA/CF socket interface on MyCable XXS1500
+          systems.
+
+          This driver is also available as a module called xxs1500_ss.ko
+
 config PCMCIA_BCM63XX
         tristate "bcm63xx pcmcia support"
         depends on BCM63XX && PCMCIA
diff --git a/drivers/pcmcia/Makefile b/drivers/pcmcia/Makefile
index f128d71c74c2..21ee96448b1e 100644
--- a/drivers/pcmcia/Makefile
+++ b/drivers/pcmcia/Makefile
@@ -39,7 +39,6 @@ obj-$(CONFIG_PCMCIA_ALCHEMY_DEVBOARD)		+= db1xxx_ss.o
 
 au1x00_ss-y                                     += au1000_generic.o
 au1x00_ss-$(CONFIG_MIPS_PB1000)                 += au1000_pb1x00.o
-au1x00_ss-$(CONFIG_MIPS_XXS1500)                += au1000_xxs1500.o
 
 sa1111_cs-y                                     += sa1111_generic.o
 sa1111_cs-$(CONFIG_ASSABET_NEPONSET)            += sa1100_neponset.o
@@ -69,3 +68,5 @@ pxa2xx-obj-$(CONFIG_MACH_E740)			+= pxa2xx_e740.o
 pxa2xx-obj-$(CONFIG_MACH_STARGATE2)             += pxa2xx_stargate2.o
 
 obj-$(CONFIG_PCMCIA_PXA2XX)                     += pxa2xx_base.o $(pxa2xx-obj-y)
+
+obj-$(CONFIG_PCMCIA_XXS1500)                    += xxs1500_ss.o
diff --git a/drivers/pcmcia/au1000_xxs1500.c b/drivers/pcmcia/au1000_xxs1500.c
deleted file mode 100644
index b43d47b50819..000000000000
--- a/drivers/pcmcia/au1000_xxs1500.c
+++ /dev/null
@@ -1,188 +0,0 @@
-/*
- *
- * MyCable board specific pcmcia routines.
- *
- * Copyright 2003 MontaVista Software Inc.
- * Author: Pete Popov, MontaVista Software, Inc.
- *              ppopov@mvista.com or source@mvista.com
- *
- * ########################################################################
- *
- *  This program is free software; you can distribute it and/or modify it
- *  under the terms of the GNU General Public License (Version 2) as
- *  published by the Free Software Foundation.
- *
- *  This program is distributed in the hope it will be useful, but WITHOUT
- *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- *  for more details.
- *
- *  You should have received a copy of the GNU General Public License along
- *  with this program; if not, write to the Free Software Foundation, Inc.,
- *  59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- * ########################################################################
- *
- *
- */
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/delay.h>
-#include <linux/ioport.h>
-#include <linux/kernel.h>
-#include <linux/timer.h>
-#include <linux/mm.h>
-#include <linux/proc_fs.h>
-#include <linux/types.h>
-
-#include <pcmcia/cs_types.h>
-#include <pcmcia/cs.h>