generic GPIO support for the Freescale Coldire 5206e.

Add support for the 5206e.

Signed-off-by: Steven King <sfking@fdwdc.com>
Signed-off-by: Greg Ungerer <gerg@uclinux.org>

diff --git a/arch/m68knommu/platform/5206e/Makefile b/arch/m68knommu/platform/5206e/Makefile
index a439d9ab3f272dc4326db108fb548def198d22b9..113c333900648dcc9edfaa974a63084e07844816 100644 (file)
--- a/arch/m68knommu/platform/5206e/Makefile
+++ b/arch/m68knommu/platform/5206e/Makefile
@@ -14,5 +14,5 @@
 
 asflags-$(CONFIG_FULLDEBUG) := -DDEBUGGER_COMPATIBLE_CACHE=1
 
-obj-y := config.o
+obj-y := config.o gpio.o
 

diff --git a/arch/m68knommu/platform/5206e/config.c b/arch/m68knommu/platform/5206e/config.c
index 65887799db81271c044f043a05a2d2cbc619666f..fcf1400db5146f3f2d3d6e183c3a56bd94a87510 100644 (file)
--- a/arch/m68knommu/platform/5206e/config.c
+++ b/arch/m68knommu/platform/5206e/config.c
@@ -15,6 +15,7 @@
 #include <asm/machdep.h>
 #include <asm/coldfire.h>
 #include <asm/mcfsim.h>
+#include <asm/mcfuart.h>
 #include <asm/mcfdma.h>
 #include <asm/mcfuart.h>
 

diff --git a/arch/m68knommu/platform/5206e/gpio.c b/arch/m68knommu/platform/5206e/gpio.c
new file mode 100644 (file)
index 0000000..60f779c
--- /dev/null
+++ b/arch/m68knommu/platform/5206e/gpio.c
@@ -0,0 +1,49 @@
+/*
+ * Coldfire generic GPIO support
+ *
+ * (C) Copyright 2009, Steven King <sfking@fdwdc.com>
+ *
+ * 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; version 2 of the License.
+ *
+ * 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.
+*/
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+
+#include <asm/coldfire.h>
+#include <asm/mcfsim.h>
+#include <asm/mcfgpio.h>
+
+static struct mcf_gpio_chip mcf_gpio_chips[] = {
+       {
+               .gpio_chip                      = {
+                       .label                  = "PP",
+                       .request                = mcf_gpio_request,
+                       .free                   = mcf_gpio_free,
+                       .direction_input        = mcf_gpio_direction_input,
+                       .direction_output       = mcf_gpio_direction_output,
+                       .get                    = mcf_gpio_get_value,
+                       .set                    = mcf_gpio_set_value,
+                       .ngpio                  = 8,
+               },
+               .pddr                           = MCFSIM_PADDR,
+               .podr                           = MCFSIM_PADAT,
+               .ppdr                           = MCFSIM_PADAT,
+       },
+};
+
+static int __init mcf_gpio_init(void)
+{
+       unsigned i = 0;
+       while (i < ARRAY_SIZE(mcf_gpio_chips))
+               (void)gpiochip_add((struct gpio_chip *)&mcf_gpio_chips[i++]);
+       return 0;
+}
+
+core_initcall(mcf_gpio_init);