aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorsfking@fdwdc.com <sfking@fdwdc.com>2009-06-19 21:11:02 -0400
committerGreg Ungerer <gerg@uclinux.org>2009-09-09 22:01:22 -0400
commit24a1836ecd471409aeb5362f63032126ebe7fb10 (patch)
tree651ce8a019c9a1a1b30ff1f07312541201d4adb8
parentbc25b057fa0a0e4754b7e2524c509874649d11ae (diff)
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>
-rw-r--r--arch/m68knommu/platform/5206e/Makefile2
-rw-r--r--arch/m68knommu/platform/5206e/config.c1
-rw-r--r--arch/m68knommu/platform/5206e/gpio.c49
3 files changed, 51 insertions, 1 deletions
diff --git a/arch/m68knommu/platform/5206e/Makefile b/arch/m68knommu/platform/5206e/Makefile
index a439d9ab3f27..113c33390064 100644
--- a/arch/m68knommu/platform/5206e/Makefile
+++ b/arch/m68knommu/platform/5206e/Makefile
@@ -14,5 +14,5 @@
14 14
15asflags-$(CONFIG_FULLDEBUG) := -DDEBUGGER_COMPATIBLE_CACHE=1 15asflags-$(CONFIG_FULLDEBUG) := -DDEBUGGER_COMPATIBLE_CACHE=1
16 16
17obj-y := config.o 17obj-y := config.o gpio.o
18 18
diff --git a/arch/m68knommu/platform/5206e/config.c b/arch/m68knommu/platform/5206e/config.c
index 65887799db81..fcf1400db514 100644
--- a/arch/m68knommu/platform/5206e/config.c
+++ b/arch/m68knommu/platform/5206e/config.c
@@ -15,6 +15,7 @@
15#include <asm/machdep.h> 15#include <asm/machdep.h>
16#include <asm/coldfire.h> 16#include <asm/coldfire.h>
17#include <asm/mcfsim.h> 17#include <asm/mcfsim.h>
18#include <asm/mcfuart.h>
18#include <asm/mcfdma.h> 19#include <asm/mcfdma.h>
19#include <asm/mcfuart.h> 20#include <asm/mcfuart.h>
20 21
diff --git a/arch/m68knommu/platform/5206e/gpio.c b/arch/m68knommu/platform/5206e/gpio.c
new file mode 100644
index 000000000000..60f779ce1651
--- /dev/null
+++ b/arch/m68knommu/platform/5206e/gpio.c
@@ -0,0 +1,49 @@
1/*
2 * Coldfire generic GPIO support
3 *
4 * (C) Copyright 2009, Steven King <sfking@fdwdc.com>
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; version 2 of the License.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14*/
15
16#include <linux/kernel.h>
17#include <linux/init.h>
18
19#include <asm/coldfire.h>
20#include <asm/mcfsim.h>
21#include <asm/mcfgpio.h>
22
23static struct mcf_gpio_chip mcf_gpio_chips[] = {
24 {
25 .gpio_chip = {
26 .label = "PP",
27 .request = mcf_gpio_request,
28 .free = mcf_gpio_free,
29 .direction_input = mcf_gpio_direction_input,
30 .direction_output = mcf_gpio_direction_output,
31 .get = mcf_gpio_get_value,
32 .set = mcf_gpio_set_value,
33 .ngpio = 8,
34 },
35 .pddr = MCFSIM_PADDR,
36 .podr = MCFSIM_PADAT,
37 .ppdr = MCFSIM_PADAT,
38 },
39};
40
41static int __init mcf_gpio_init(void)
42{
43 unsigned i = 0;
44 while (i < ARRAY_SIZE(mcf_gpio_chips))
45 (void)gpiochip_add((struct gpio_chip *)&mcf_gpio_chips[i++]);
46 return 0;
47}
48
49core_initcall(mcf_gpio_init);