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>

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 @@
 # 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);