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authorDavid S. Miller <davem@davemloft.net>2009-09-24 15:13:11 -0700
committerDavid S. Miller <davem@davemloft.net>2009-09-24 15:13:11 -0700
commit8b3f6af86378d0a10ca2f1ded1da124aef13b62c (patch)
treede6ca90295730343c495be8d98be8efa322140ef /arch/m68knommu/platform/523x/gpio.c
parent139d6065c83071d5f66cd013a274a43699f8e2c1 (diff)
parent94e0fb086fc5663c38bbc0fe86d698be8314f82f (diff)
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Conflicts: drivers/staging/Kconfig drivers/staging/Makefile drivers/staging/cpc-usb/TODO drivers/staging/cpc-usb/cpc-usb_drv.c drivers/staging/cpc-usb/cpc.h drivers/staging/cpc-usb/cpc_int.h drivers/staging/cpc-usb/cpcusb.h
Diffstat (limited to 'arch/m68knommu/platform/523x/gpio.c')
-rw-r--r--arch/m68knommu/platform/523x/gpio.c283
1 files changed, 283 insertions, 0 deletions
diff --git a/arch/m68knommu/platform/523x/gpio.c b/arch/m68knommu/platform/523x/gpio.c
new file mode 100644
index 00000000000..f02840d54d3
--- /dev/null
+++ b/arch/m68knommu/platform/523x/gpio.c
@@ -0,0 +1,283 @@
+/*
+ * 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 = MCFEPORT_EPDDR,
+ .podr = MCFEPORT_EPDR,
+ .ppdr = MCFEPORT_EPPDR,
+ },
+ {
+ .gpio_chip = {
+ .label = "ADDR",
+ .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 = 13,
+ .ngpio = 3,
+ },
+ .pddr = MCFGPIO_PDDR_ADDR,
+ .podr = MCFGPIO_PODR_ADDR,
+ .ppdr = MCFGPIO_PPDSDR_ADDR,
+ .setr = MCFGPIO_PPDSDR_ADDR,
+ .clrr = MCFGPIO_PCLRR_ADDR,
+ },
+ {
+ .gpio_chip = {
+ .label = "DATAH",
+ .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 = 8,
+ },
+ .pddr = MCFGPIO_PDDR_DATAH,
+ .podr = MCFGPIO_PODR_DATAH,
+ .ppdr = MCFGPIO_PPDSDR_DATAH,
+ .setr = MCFGPIO_PPDSDR_DATAH,
+ .clrr = MCFGPIO_PCLRR_DATAH,
+ },
+ {
+ .gpio_chip = {
+ .label = "DATAL",
+ .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 = 24,
+ .ngpio = 8,
+ },
+ .pddr = MCFGPIO_PDDR_DATAL,
+ .podr = MCFGPIO_PODR_DATAL,
+ .ppdr = MCFGPIO_PPDSDR_DATAL,
+ .setr = MCFGPIO_PPDSDR_DATAL,
+ .clrr = MCFGPIO_PCLRR_DATAL,
+ },
+ {
+ .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 = 32,
+ .ngpio = 8,
+ },
+ .pddr = MCFGPIO_PDDR_BUSCTL,
+ .podr = MCFGPIO_PODR_BUSCTL,
+ .ppdr = MCFGPIO_PPDSDR_BUSCTL,
+ .setr = MCFGPIO_PPDSDR_BUSCTL,
+ .clrr = MCFGPIO_PCLRR_BUSCTL,
+ },
+ {
+ .gpio_chip = {
+ .label = "BS",
+ .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 = MCFGPIO_PDDR_BS,
+ .podr = MCFGPIO_PODR_BS,
+ .ppdr = MCFGPIO_PPDSDR_BS,
+ .setr = MCFGPIO_PPDSDR_BS,
+ .clrr = MCFGPIO_PCLRR_BS,
+ },
+ {
+ .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 = 49,
+ .ngpio = 7,
+ },
+ .pddr = MCFGPIO_PDDR_CS,
+ .podr = MCFGPIO_PODR_CS,
+ .ppdr = MCFGPIO_PPDSDR_CS,
+ .setr = MCFGPIO_PPDSDR_CS,
+ .clrr = MCFGPIO_PCLRR_CS,
+ },
+ {
+ .gpio_chip = {
+ .label = "SDRAM",
+ .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 = 6,
+ },
+ .pddr = MCFGPIO_PDDR_SDRAM,
+ .podr = MCFGPIO_PODR_SDRAM,
+ .ppdr = MCFGPIO_PPDSDR_SDRAM,
+ .setr = MCFGPIO_PPDSDR_SDRAM,
+ .clrr = MCFGPIO_PCLRR_SDRAM,
+ },
+ {
+ .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 = 64,
+ .ngpio = 4,
+ },
+ .pddr = MCFGPIO_PDDR_FECI2C,
+ .podr = MCFGPIO_PODR_FECI2C,
+ .ppdr = MCFGPIO_PPDSDR_FECI2C,
+ .setr = MCFGPIO_PPDSDR_FECI2C,
+ .clrr = MCFGPIO_PCLRR_FECI2C,
+ },
+ {
+ .gpio_chip = {
+ .label = "UARTH",
+ .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 = 2,
+ },
+ .pddr = MCFGPIO_PDDR_UARTH,
+ .podr = MCFGPIO_PODR_UARTH,
+ .ppdr = MCFGPIO_PPDSDR_UARTH,
+ .setr = MCFGPIO_PPDSDR_UARTH,
+ .clrr = MCFGPIO_PCLRR_UARTH,
+ },
+ {
+ .gpio_chip = {
+ .label = "UARTL",
+ .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 = 80,
+ .ngpio = 8,
+ },
+ .pddr = MCFGPIO_PDDR_UARTL,
+ .podr = MCFGPIO_PODR_UARTL,
+ .ppdr = MCFGPIO_PPDSDR_UARTL,
+ .setr = MCFGPIO_PPDSDR_UARTL,
+ .clrr = MCFGPIO_PCLRR_UARTL,
+ },
+ {
+ .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 = 88,
+ .ngpio = 5,
+ },
+ .pddr = MCFGPIO_PDDR_QSPI,
+ .podr = MCFGPIO_PODR_QSPI,
+ .ppdr = MCFGPIO_PPDSDR_QSPI,
+ .setr = MCFGPIO_PPDSDR_QSPI,
+ .clrr = 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 = 96,
+ .ngpio = 4,
+ },
+ .pddr = MCFGPIO_PDDR_TIMER,
+ .podr = MCFGPIO_PODR_TIMER,
+ .ppdr = MCFGPIO_PPDSDR_TIMER,
+ .setr = MCFGPIO_PPDSDR_TIMER,
+ .clrr = MCFGPIO_PCLRR_TIMER,
+ },
+ {
+ .gpio_chip = {
+ .label = "ETPU",
+ .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 = 104,
+ .ngpio = 3,
+ },
+ .pddr = MCFGPIO_PDDR_ETPU,
+ .podr = MCFGPIO_PODR_ETPU,
+ .ppdr = MCFGPIO_PPDSDR_ETPU,
+ .setr = MCFGPIO_PPDSDR_ETPU,
+ .clrr = MCFGPIO_PCLRR_ETPU,
+ },
+};
+
+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);