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authorLinus Torvalds <torvalds@linux-foundation.org>2009-09-17 09:52:43 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-17 09:52:43 -0700
commit66bc4a6f34a950c7aede597c578352c3eba82017 (patch)
treed8005bd9abc0209cff47072d7e48cf19fddc52f5 /arch/m68knommu
parent96c015b75feaaa67c8744229937bd9c35919d16b (diff)
parent2985709d7f3078c7609ae7f16affc0fb478d7d7a (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu: (53 commits) m68knommu: Make PAGE_SIZE available to assembly files. m68knommu: fix ColdFire definition of CLOCK_TICK_RATE m68knommu: set multi-function pins for ethernet when enabled m68knommu: remove special interrupt handling code for ne2k support m68knommu: relax IO_SPACE_LIMIT setting m68knommu: remove ColdFire direct interrupt register access m68knommu: create a speciailized ColdFire 5272 interrupt controller m68knommu: add support for second interrupt controller of ColdFire 5249 m68knommu: clean up old ColdFire timer irq setup m68knommu: map ColdFire interrupts to correct masking bits m68knommu: clean up ColdFire 532x CPU timer setup m68knommu: simplify ColdFire "timers" clock initialization m68knommu: support code to mask external interrupts on old ColdFire CPU's m68knommu: merge old ColdFire interrupt controller masking macros m68knommu: remove duplicate ColdFire mcf_autovector() code m68knommu: move ColdFire INTC definitions to new include file m68knommu: mask off all interrupts in ColdFire intc-simr controller m68knommu: remove timer device interrupt setup for ColdFire 532x m68knommu: remove interrupt masking from ColdFire pit timer m68knommu: remove unecessary interrupt level setting in ColdFire 520x setup ...
Diffstat (limited to 'arch/m68knommu')
-rw-r--r--arch/m68knommu/Kconfig6
-rw-r--r--arch/m68knommu/kernel/irq.c26
-rw-r--r--arch/m68knommu/kernel/time.c2
-rw-r--r--arch/m68knommu/lib/checksum.c11
-rw-r--r--arch/m68knommu/platform/5206/Makefile2
-rw-r--r--arch/m68knommu/platform/5206/config.c56
-rw-r--r--arch/m68knommu/platform/5206/gpio.c49
-rw-r--r--arch/m68knommu/platform/5206e/Makefile2
-rw-r--r--arch/m68knommu/platform/5206e/config.c58
-rw-r--r--arch/m68knommu/platform/5206e/gpio.c49
-rw-r--r--arch/m68knommu/platform/520x/Makefile2
-rw-r--r--arch/m68knommu/platform/520x/config.c30
-rw-r--r--arch/m68knommu/platform/520x/gpio.c211
-rw-r--r--arch/m68knommu/platform/523x/Makefile2
-rw-r--r--arch/m68knommu/platform/523x/config.c66
-rw-r--r--arch/m68knommu/platform/523x/gpio.c283
-rw-r--r--arch/m68knommu/platform/5249/Makefile2
-rw-r--r--arch/m68knommu/platform/5249/config.c49
-rw-r--r--arch/m68knommu/platform/5249/gpio.c65
-rw-r--r--arch/m68knommu/platform/5249/intc2.c59
-rw-r--r--arch/m68knommu/platform/5272/Makefile2
-rw-r--r--arch/m68knommu/platform/5272/config.c78
-rw-r--r--arch/m68knommu/platform/5272/gpio.c81
-rw-r--r--arch/m68knommu/platform/5272/intc.c138
-rw-r--r--arch/m68knommu/platform/527x/Makefile2
-rw-r--r--arch/m68knommu/platform/527x/config.c49
-rw-r--r--arch/m68knommu/platform/527x/gpio.c607
-rw-r--r--arch/m68knommu/platform/528x/Makefile2
-rw-r--r--arch/m68knommu/platform/528x/config.c51
-rw-r--r--arch/m68knommu/platform/528x/gpio.c438
-rw-r--r--arch/m68knommu/platform/5307/Makefile2
-rw-r--r--arch/m68knommu/platform/5307/config.c65
-rw-r--r--arch/m68knommu/platform/5307/gpio.c49
-rw-r--r--arch/m68knommu/platform/532x/Makefile2
-rw-r--r--arch/m68knommu/platform/532x/config.c53
-rw-r--r--arch/m68knommu/platform/532x/gpio.c337
-rw-r--r--arch/m68knommu/platform/5407/Makefile2
-rw-r--r--arch/m68knommu/platform/5407/config.c68
-rw-r--r--arch/m68knommu/platform/5407/gpio.c49
-rw-r--r--arch/m68knommu/platform/68328/ints.c72
-rw-r--r--arch/m68knommu/platform/68360/ints.c44
-rw-r--r--arch/m68knommu/platform/coldfire/Makefile21
-rw-r--r--arch/m68knommu/platform/coldfire/gpio.c127
-rw-r--r--arch/m68knommu/platform/coldfire/intc-2.c93
-rw-r--r--arch/m68knommu/platform/coldfire/intc-simr.c78
-rw-r--r--arch/m68knommu/platform/coldfire/intc.c153
-rw-r--r--arch/m68knommu/platform/coldfire/pinmux.c28
-rw-r--r--arch/m68knommu/platform/coldfire/pit.c8
-rw-r--r--arch/m68knommu/platform/coldfire/timers.c18
-rw-r--r--arch/m68knommu/platform/coldfire/vectors.c20
50 files changed, 3122 insertions, 645 deletions
diff --git a/arch/m68knommu/Kconfig b/arch/m68knommu/Kconfig
index 534376299a9..e2201b90aa2 100644
--- a/arch/m68knommu/Kconfig
+++ b/arch/m68knommu/Kconfig
@@ -47,6 +47,10 @@ config GENERIC_FIND_NEXT_BIT
bool
default y
+config GENERIC_GPIO
+ bool
+ default n
+
config GENERIC_HWEIGHT
bool
default y
@@ -182,6 +186,8 @@ config M527x
config COLDFIRE
bool
depends on (M5206 || M5206e || M520x || M523x || M5249 || M527x || M5272 || M528x || M5307 || M532x || M5407)
+ select GENERIC_GPIO
+ select ARCH_REQUIRE_GPIOLIB
default y
config CLOCK_SET
diff --git a/arch/m68knommu/kernel/irq.c b/arch/m68knommu/kernel/irq.c
index 56e0f4c55a6..c9cac36d442 100644
--- a/arch/m68knommu/kernel/irq.c
+++ b/arch/m68knommu/kernel/irq.c
@@ -29,32 +29,6 @@ asmlinkage void do_IRQ(int irq, struct pt_regs *regs)
set_irq_regs(oldregs);
}
-void ack_bad_irq(unsigned int irq)
-{
- printk(KERN_ERR "IRQ: unexpected irq=%d\n", irq);
-}
-
-static struct irq_chip m_irq_chip = {
- .name = "M68K-INTC",
- .enable = enable_vector,
- .disable = disable_vector,
- .ack = ack_vector,
-};
-
-void __init init_IRQ(void)
-{
- int irq;
-
- init_vectors();
-
- for (irq = 0; (irq < NR_IRQS); irq++) {
- irq_desc[irq].status = IRQ_DISABLED;
- irq_desc[irq].action = NULL;
- irq_desc[irq].depth = 1;
- irq_desc[irq].chip = &m_irq_chip;
- }
-}
-
int show_interrupts(struct seq_file *p, void *v)
{
struct irqaction *ap;
diff --git a/arch/m68knommu/kernel/time.c b/arch/m68knommu/kernel/time.c
index d182b2f7221..c2aa717de08 100644
--- a/arch/m68knommu/kernel/time.c
+++ b/arch/m68knommu/kernel/time.c
@@ -69,7 +69,7 @@ static unsigned long read_rtc_mmss(void)
if ((year += 1900) < 1970)
year += 100;
- return mktime(year, mon, day, hour, min, sec);;
+ return mktime(year, mon, day, hour, min, sec);
}
unsigned long read_persistent_clock(void)
diff --git a/arch/m68knommu/lib/checksum.c b/arch/m68knommu/lib/checksum.c
index 269d83bfbbe..eccf25d3d73 100644
--- a/arch/m68knommu/lib/checksum.c
+++ b/arch/m68knommu/lib/checksum.c
@@ -92,6 +92,7 @@ out:
return result;
}
+#ifdef CONFIG_COLDFIRE
/*
* This is a version of ip_compute_csum() optimized for IP headers,
* which always checksum on 4 octet boundaries.
@@ -100,6 +101,7 @@ __sum16 ip_fast_csum(const void *iph, unsigned int ihl)
{
return (__force __sum16)~do_csum(iph,ihl*4);
}
+#endif
/*
* computes the checksum of a memory block at buff, length len,
@@ -127,15 +129,6 @@ __wsum csum_partial(const void *buff, int len, __wsum sum)
EXPORT_SYMBOL(csum_partial);
/*
- * this routine is used for miscellaneous IP-like checksums, mainly
- * in icmp.c
- */
-__sum16 ip_compute_csum(const void *buff, int len)
-{
- return (__force __sum16)~do_csum(buff,len);
-}
-
-/*
* copy from fs while checksumming, otherwise like csum_partial
*/
diff --git a/arch/m68knommu/platform/5206/Makefile b/arch/m68knommu/platform/5206/Makefile
index a439d9ab3f2..113c3339006 100644
--- a/arch/m68knommu/platform/5206/Makefile
+++ b/arch/m68knommu/platform/5206/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/5206/config.c b/arch/m68knommu/platform/5206/config.c
index f6f79874e9a..9c335465e66 100644
--- a/arch/m68knommu/platform/5206/config.c
+++ b/arch/m68knommu/platform/5206/config.c
@@ -49,11 +49,11 @@ static void __init m5206_uart_init_line(int line, int irq)
if (line == 0) {
writel(MCFSIM_ICR_LEVEL6 | MCFSIM_ICR_PRI1, MCF_MBAR + MCFSIM_UART1ICR);
writeb(irq, MCFUART_BASE1 + MCFUART_UIVR);
- mcf_setimr(mcf_getimr() & ~MCFSIM_IMR_UART1);
+ mcf_mapirq2imr(irq, MCFINTC_UART0);
} else if (line == 1) {
writel(MCFSIM_ICR_LEVEL6 | MCFSIM_ICR_PRI2, MCF_MBAR + MCFSIM_UART2ICR);
writeb(irq, MCFUART_BASE2 + MCFUART_UIVR);
- mcf_setimr(mcf_getimr() & ~MCFSIM_IMR_UART2);
+ mcf_mapirq2imr(irq, MCFINTC_UART1);
}
}
@@ -68,38 +68,19 @@ static void __init m5206_uarts_init(void)
/***************************************************************************/
-void mcf_autovector(unsigned int vec)
+static void __init m5206_timers_init(void)
{
- volatile unsigned char *mbar;
- unsigned char icr;
-
- if ((vec >= 25) && (vec <= 31)) {
- vec -= 25;
- mbar = (volatile unsigned char *) MCF_MBAR;
- icr = MCFSIM_ICR_AUTOVEC | (vec << 3);
- *(mbar + MCFSIM_ICR1 + vec) = icr;
- vec = 0x1 << (vec + 1);
- mcf_setimr(mcf_getimr() & ~vec);
- }
-}
-
-/***************************************************************************/
-
-void mcf_settimericr(unsigned int timer, unsigned int level)
-{
- volatile unsigned char *icrp;
- unsigned int icr, imr;
-
- if (timer <= 2) {
- switch (timer) {
- case 2: icr = MCFSIM_TIMER2ICR; imr = MCFSIM_IMR_TIMER2; break;
- default: icr = MCFSIM_TIMER1ICR; imr = MCFSIM_IMR_TIMER1; break;
- }
-
- icrp = (volatile unsigned char *) (MCF_MBAR + icr);
- *icrp = MCFSIM_ICR_AUTOVEC | (level << 2) | MCFSIM_ICR_PRI3;
- mcf_setimr(mcf_getimr() & ~imr);
- }
+ /* Timer1 is always used as system timer */
+ writeb(MCFSIM_ICR_AUTOVEC | MCFSIM_ICR_LEVEL6 | MCFSIM_ICR_PRI3,
+ MCF_MBAR + MCFSIM_TIMER1ICR);
+ mcf_mapirq2imr(MCF_IRQ_TIMER, MCFINTC_TIMER1);
+
+#ifdef CONFIG_HIGHPROFILE
+ /* Timer2 is to be used as a high speed profile timer */
+ writeb(MCFSIM_ICR_AUTOVEC | MCFSIM_ICR_LEVEL7 | MCFSIM_ICR_PRI3,
+ MCF_MBAR + MCFSIM_TIMER2ICR);
+ mcf_mapirq2imr(MCF_IRQ_PROFILER, MCFINTC_TIMER2);
+#endif
}
/***************************************************************************/
@@ -117,15 +98,20 @@ void m5206_cpu_reset(void)
void __init config_BSP(char *commandp, int size)
{
- mcf_setimr(MCFSIM_IMR_MASKALL);
mach_reset = m5206_cpu_reset;
+ m5206_timers_init();
+ m5206_uarts_init();
+
+ /* Only support the external interrupts on their primary level */
+ mcf_mapirq2imr(25, MCFINTC_EINT1);
+ mcf_mapirq2imr(28, MCFINTC_EINT4);
+ mcf_mapirq2imr(31, MCFINTC_EINT7);
}
/***************************************************************************/
static int __init init_BSP(void)
{
- m5206_uarts_init();
platform_add_devices(m5206_devices, ARRAY_SIZE(m5206_devices));
return 0;
}
diff --git a/arch/m68knommu/platform/5206/gpio.c b/arch/m68knommu/platform/5206/gpio.c
new file mode 100644
index 00000000000..60f779ce165
--- /dev/null
+++ b/arch/m68knommu/platform/5206/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);
diff --git a/arch/m68knommu/platform/5206e/Makefile b/arch/m68knommu/platform/5206e/Makefile
index a439d9ab3f2..113c3339006 100644
--- 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 65887799db8..0f41ba82a3b 100644
--- 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>
@@ -49,11 +50,11 @@ static void __init m5206e_uart_init_line(int line, int irq)
if (line == 0) {
writel(MCFSIM_ICR_LEVEL6 | MCFSIM_ICR_PRI1, MCF_MBAR + MCFSIM_UART1ICR);
writeb(irq, MCFUART_BASE1 + MCFUART_UIVR);
- mcf_setimr(mcf_getimr() & ~MCFSIM_IMR_UART1);
+ mcf_mapirq2imr(irq, MCFINTC_UART0);
} else if (line == 1) {
writel(MCFSIM_ICR_LEVEL6 | MCFSIM_ICR_PRI2, MCF_MBAR + MCFSIM_UART2ICR);
writeb(irq, MCFUART_BASE2 + MCFUART_UIVR);
- mcf_setimr(mcf_getimr() & ~MCFSIM_IMR_UART2);
+ mcf_mapirq2imr(irq, MCFINTC_UART1);
}
}
@@ -68,38 +69,19 @@ static void __init m5206e_uarts_init(void)
/***************************************************************************/
-void mcf_autovector(unsigned int vec)
-{
- volatile unsigned char *mbar;
- unsigned char icr;
-
- if ((vec >= 25) && (vec <= 31)) {
- vec -= 25;
- mbar = (volatile unsigned char *) MCF_MBAR;
- icr = MCFSIM_ICR_AUTOVEC | (vec << 3);
- *(mbar + MCFSIM_ICR1 + vec) = icr;
- vec = 0x1 << (vec + 1);
- mcf_setimr(mcf_getimr() & ~vec);
- }
-}
-
-/***************************************************************************/
-
-void mcf_settimericr(unsigned int timer, unsigned int level)
+static void __init m5206e_timers_init(void)
{
- volatile unsigned char *icrp;
- unsigned int icr, imr;
-
- if (timer <= 2) {
- switch (timer) {
- case 2: icr = MCFSIM_TIMER2ICR; imr = MCFSIM_IMR_TIMER2; break;
- default: icr = MCFSIM_TIMER1ICR; imr = MCFSIM_IMR_TIMER1; break;
- }
-
- icrp = (volatile unsigned char *) (MCF_MBAR + icr);
- *icrp = MCFSIM_ICR_AUTOVEC | (level << 2) | MCFSIM_ICR_PRI3;
- mcf_setimr(mcf_getimr() & ~imr);
- }
+ /* Timer1 is always used as system timer */
+ writeb(MCFSIM_ICR_AUTOVEC | MCFSIM_ICR_LEVEL6 | MCFSIM_ICR_PRI3,
+ MCF_MBAR + MCFSIM_TIMER1ICR);
+ mcf_mapirq2imr(MCF_IRQ_TIMER, MCFINTC_TIMER1);
+
+#ifdef CONFIG_HIGHPROFILE
+ /* Timer2 is to be used as a high speed profile timer */
+ writeb(MCFSIM_ICR_AUTOVEC | MCFSIM_ICR_LEVEL7 | MCFSIM_ICR_PRI3,
+ MCF_MBAR + MCFSIM_TIMER2ICR);
+ mcf_mapirq2imr(MCF_IRQ_PROFILER, MCFINTC_TIMER2);
+#endif
}
/***************************************************************************/
@@ -117,8 +99,6 @@ void m5206e_cpu_reset(void)
void __init config_BSP(char *commandp, int size)
{
- mcf_setimr(MCFSIM_IMR_MASKALL);
-
#if defined(CONFIG_NETtel)
/* Copy command line from FLASH to local buffer... */
memcpy(commandp, (char *) 0xf0004000, size);
@@ -126,13 +106,19 @@ void __init config_BSP(char *commandp, int size)
#endif /* CONFIG_NETtel */
mach_reset = m5206e_cpu_reset;
+ m5206e_timers_init();
+ m5206e_uarts_init();
+
+ /* Only support the external interrupts on their primary level */
+ mcf_mapirq2imr(25, MCFINTC_EINT1);
+ mcf_mapirq2imr(28, MCFINTC_EINT4);
+ mcf_mapirq2imr(31, MCFINTC_EINT7);
}
/***************************************************************************/
static int __init init_BSP(void)
{
- m5206e_uarts_init();
platform_add_devices(m5206e_devices, ARRAY_SIZE(m5206e_devices));
return 0;
}
diff --git a/arch/m68knommu/platform/5206e/gpio.c b/arch/m68knommu/platform/5206e/gpio.c
new file mode 100644
index 00000000000..60f779ce165
--- /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);
diff --git a/arch/m68knommu/platform/520x/Makefile b/arch/m68knommu/platform/520x/Makefile
index a50e76acc8f..435ab3483dc 100644
--- a/arch/m68knommu/platform/520x/Makefile
+++ b/arch/m68knommu/platform/520x/Makefile
@@ -14,4 +14,4 @@
asflags-$(CONFIG_FULLDEBUG) := -DDEBUGGER_COMPATIBLE_CACHE=1
-obj-y := config.o
+obj-y := config.o gpio.o
diff --git a/arch/m68knommu/platform/520x/config.c b/arch/m68knommu/platform/520x/config.c
index 1c43a8aec69..92614de42cd 100644
--- a/arch/m68knommu/platform/520x/config.c
+++ b/arch/m68knommu/platform/520x/config.c
@@ -81,20 +81,11 @@ static struct platform_device *m520x_devices[] __initdata = {
/***************************************************************************/
-#define INTC0 (MCF_MBAR + MCFICM_INTC0)
-
static void __init m520x_uart_init_line(int line, int irq)
{
- u32 imr;
u16 par;
u8 par2;
- writeb(0x03, INTC0 + MCFINTC_ICR0 + MCFINT_UART0 + line);
-
- imr = readl(INTC0 + MCFINTC_IMRL);
- imr &= ~((1 << (irq - MCFINT_VECBASE)) | 1);
- writel(imr, INTC0 + MCFINTC_IMRL);
-
switch (line) {
case 0:
par = readw(MCF_IPSBAR + MCF_GPIO_PAR_UART);
@@ -131,18 +122,8 @@ static void __init m520x_uarts_init(void)
static void __init m520x_fec_init(void)
{
- u32 imr;
u8 v;
- /* Unmask FEC interrupts at ColdFire interrupt controller */
- writeb(0x4, MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_ICR0 + 36);
- writeb(0x4, MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_ICR0 + 40);
- writeb(0x4, MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_ICR0 + 42);
-
- imr = readl(MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_IMRH);
- imr &= ~0x0001FFF0;
- writel(imr, MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_IMRH);
-
/* Set multi-function pins to ethernet mode */
v = readb(MCF_IPSBAR + MCF_GPIO_PAR_FEC);
writeb(v | 0xf0, MCF_IPSBAR + MCF_GPIO_PAR_FEC);
@@ -153,17 +134,6 @@ static void __init m520x_fec_init(void)
/***************************************************************************/
-/*
- * Program the vector to be an auto-vectored.
- */
-
-void mcf_autovector(unsigned int vec)
-{
- /* Everything is auto-vectored on the 520x devices */
-}
-
-/***************************************************************************/
-
static void m520x_cpu_reset(void)
{
local_irq_disable();
diff --git a/arch/m68knommu/platform/520x/gpio.c b/arch/m68knommu/platform/520x/gpio.c
new file mode 100644
index 00000000000..15b5bb62a69
--- /dev/null
+++ b/arch/m68knommu/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 = MCFEPORT_EPDDR,
+ .podr = MCFEPORT_EPDR,
+ .ppdr = 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 = MCFGPIO_PDDR_BUSCTL,
+ .podr = MCFGPIO_PODR_BUSCTL,
+ .ppdr = MCFGPIO_PPDSDR_BUSCTL,
+ .setr = MCFGPIO_PPDSDR_BUSCTL,
+ .clrr = 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 = MCFGPIO_PDDR_BE,
+ .podr = MCFGPIO_PODR_BE,
+ .ppdr = MCFGPIO_PPDSDR_BE,
+ .setr = MCFGPIO_PPDSDR_BE,
+ .clrr = 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 = MCFGPIO_PDDR_CS,
+ .podr = MCFGPIO_PODR_CS,
+ .ppdr = MCFGPIO_PPDSDR_CS,
+ .setr = MCFGPIO_PPDSDR_CS,
+ .clrr = 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 = MCFGPIO_PDDR_FECI2C,
+ .podr = MCFGPIO_PODR_FECI2C,
+ .ppdr = MCFGPIO_PPDSDR_FECI2C,
+ .setr = MCFGPIO_PPDSDR_FECI2C,
+ .clrr = 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 = MCFGPIO_PDDR_QSPI,
+ .podr = MCFGPIO_PODR_QSPI,