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authorThomas Gleixner <tglx@linutronix.de>2011-05-14 12:06:36 +0200
committerThomas Gleixner <tglx@linutronix.de>2011-05-14 12:06:36 +0200
commita18f22a968de17b29f2310cdb7ba69163e65ec15 (patch)
treea7d56d88fad5e444d7661484109758a2f436129e /arch/m68k/platform/520x/gpio.c
parenta1c57e0fec53defe745e64417eacdbd3618c3e66 (diff)
parent798778b8653f64b7b2162ac70eca10367cff6ce8 (diff)
Merge branch 'consolidate-clksrc-i8253' of master.kernel.org:~rmk/linux-2.6-arm into timers/clocksource
Conflicts: arch/ia64/kernel/cyclone.c arch/mips/kernel/i8253.c arch/x86/kernel/i8253.c Reason: Resolve conflicts so further cleanups do not conflict further Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/m68k/platform/520x/gpio.c')
-rw-r--r--arch/m68k/platform/520x/gpio.c211
1 files changed, 211 insertions, 0 deletions
diff --git a/arch/m68k/platform/520x/gpio.c b/arch/m68k/platform/520x/gpio.c
new file mode 100644
index 00000000000..d757328563d
--- /dev/null
+++ b/arch/m68k/platform/520x/gpio.c
@@ -0,0 +1,211 @@
+/*
+ * 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 = "PIRQ",
+ .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 = (void __iomem *) MCFEPORT_EPDDR,
+ .podr = (void __iomem *) MCFEPORT_EPDR,
+ .ppdr = (void __iomem *) MCFEPORT_EPPDR,
+ },
+ {
+ .gpio_chip = {
+ .label = "BUSCTL",
+ .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_fast,
+ .base = 8,
+ .ngpio = 4,
+ },
+ .pddr = (void __iomem *) MCFGPIO_PDDR_BUSCTL,
+ .podr = (void __iomem *) MCFGPIO_PODR_BUSCTL,
+ .ppdr = (void __iomem *) MCFGPIO_PPDSDR_BUSCTL,
+ .setr = (void __iomem *) MCFGPIO_PPDSDR_BUSCTL,
+ .clrr = (void __iomem *) MCFGPIO_PCLRR_BUSCTL,
+ },
+ {
+ .gpio_chip = {
+ .label = "BE",
+ .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_fast,
+ .base = 16,
+ .ngpio = 4,
+ },
+ .pddr = (void __iomem *) MCFGPIO_PDDR_BE,
+ .podr = (void __iomem *) MCFGPIO_PODR_BE,
+ .ppdr = (void __iomem *) MCFGPIO_PPDSDR_BE,
+ .setr = (void __iomem *) MCFGPIO_PPDSDR_BE,
+ .clrr = (void __iomem *) MCFGPIO_PCLRR_BE,
+ },
+ {
+ .gpio_chip = {
+ .label = "CS",
+ .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_fast,
+ .base = 25,
+ .ngpio = 3,
+ },
+ .pddr = (void __iomem *) MCFGPIO_PDDR_CS,
+ .podr = (void __iomem *) MCFGPIO_PODR_CS,
+ .ppdr = (void __iomem *) MCFGPIO_PPDSDR_CS,
+ .setr = (void __iomem *) MCFGPIO_PPDSDR_CS,
+ .clrr = (void __iomem *) MCFGPIO_PCLRR_CS,
+ },
+ {
+ .gpio_chip = {
+ .label = "FECI2C",
+ .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_fast,
+ .base = 32,
+ .ngpio = 4,
+ },
+ .pddr = (void __iomem *) MCFGPIO_PDDR_FECI2C,
+ .podr = (void __iomem *) MCFGPIO_PODR_FECI2C,
+ .ppdr = (void __iomem *) MCFGPIO_PPDSDR_FECI2C,
+ .setr = (void __iomem *) MCFGPIO_PPDSDR_FECI2C,
+ .clrr = (void __iomem *) MCFGPIO_PCLRR_FECI2C,
+ },
+ {
+ .gpio_chip = {
+ .label = "QSPI",
+ .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_fast,
+ .base = 40,
+ .ngpio = 4,
+ },
+ .pddr = (void __iomem *) MCFGPIO_PDDR_QSPI,
+ .podr = (void __iomem *) MCFGPIO_PODR_QSPI,
+ .ppdr = (void __iomem *) MCFGPIO_PPDSDR_QSPI,
+ .setr = (void __iomem *) MCFGPIO_PPDSDR_QSPI,
+ .clrr = (void __iomem *) MCFGPIO_PCLRR_QSPI,
+ },
+ {
+ .gpio_chip = {
+ .label = "TIMER",
+ .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_fast,
+ .base = 48,
+ .ngpio = 4,
+ },
+ .pddr = (void __iomem *) MCFGPIO_PDDR_TIMER,
+ .podr = (void __iomem *) MCFGPIO_PODR_TIMER,
+ .ppdr = (void __iomem *) MCFGPIO_PPDSDR_TIMER,
+ .setr = (void __iomem *) MCFGPIO_PPDSDR_TIMER,
+ .clrr = (void __iomem *) MCFGPIO_PCLRR_TIMER,
+ },
+ {
+ .gpio_chip = {
+ .label = "UART",
+ .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_fast,
+ .base = 56,
+ .ngpio = 8,
+ },
+ .pddr = (void __iomem *) MCFGPIO_PDDR_UART,
+ .podr = (void __iomem *) MCFGPIO_PODR_UART,
+ .ppdr = (void __iomem *) MCFGPIO_PPDSDR_UART,
+ .setr = (void __iomem *) MCFGPIO_PPDSDR_UART,
+ .clrr = (void __iomem *) MCFGPIO_PCLRR_UART,
+ },
+ {
+ .gpio_chip = {
+ .label = "FECH",
+ .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_fast,
+ .base = 64,
+ .ngpio = 8,
+ },
+ .pddr = (void __iomem *) MCFGPIO_PDDR_FECH,
+ .podr = (void __iomem *) MCFGPIO_PODR_FECH,
+ .ppdr = (void __iomem *) MCFGPIO_PPDSDR_FECH,
+ .setr = (void __iomem *) MCFGPIO_PPDSDR_FECH,
+ .clrr = (void __iomem *) MCFGPIO_PCLRR_FECH,
+ },
+ {
+ .gpio_chip = {
+ .label = "FECL",
+ .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_fast,
+ .base = 72,
+ .ngpio = 8,
+ },
+ .pddr = (void __iomem *) MCFGPIO_PDDR_FECL,
+ .podr = (void __iomem *) MCFGPIO_PODR_FECL,
+ .ppdr = (void __iomem *) MCFGPIO_PPDSDR_FECL,
+ .setr = (void __iomem *) MCFGPIO_PPDSDR_FECL,
+ .clrr = (void __iomem *) MCFGPIO_PCLRR_FECL,
+ },
+};
+
+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);