+++ /dev/null
-/*
- * r8a7779 processor support - INTC hardware block
- *
- * Copyright (C) 2011 Renesas Solutions Corp.
- * Copyright (C) 2011 Magnus Damm
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/interrupt.h>
-#include <linux/irq.h>
-#include <linux/io.h>
-#include <linux/irqchip/arm-gic.h>
-#include <linux/platform_data/irq-renesas-intc-irqpin.h>
-#include <linux/irqchip.h>
-#include <mach/common.h>
-#include <mach/irqs.h>
-#include <mach/r8a7779.h>
-#include <asm/mach-types.h>
-#include <asm/mach/arch.h>
-
-#define INT2SMSKCR0 IOMEM(0xfe7822a0)
-#define INT2SMSKCR1 IOMEM(0xfe7822a4)
-#define INT2SMSKCR2 IOMEM(0xfe7822a8)
-#define INT2SMSKCR3 IOMEM(0xfe7822ac)
-#define INT2SMSKCR4 IOMEM(0xfe7822b0)
-
-#define INT2NTSR0 IOMEM(0xfe700060)
-#define INT2NTSR1 IOMEM(0xfe700064)
-
-static struct renesas_intc_irqpin_config irqpin0_platform_data = {
- .irq_base = irq_pin(0), /* IRQ0 -> IRQ3 */
- .sense_bitfield_width = 2,
-};
-
-static struct resource irqpin0_resources[] = {
- DEFINE_RES_MEM(0xfe78001c, 4), /* ICR1 */
- DEFINE_RES_MEM(0xfe780010, 4), /* INTPRI */
- DEFINE_RES_MEM(0xfe780024, 4), /* INTREQ */
- DEFINE_RES_MEM(0xfe780044, 4), /* INTMSK0 */
- DEFINE_RES_MEM(0xfe780064, 4), /* INTMSKCLR0 */
- DEFINE_RES_IRQ(gic_spi(27)), /* IRQ0 */
- DEFINE_RES_IRQ(gic_spi(28)), /* IRQ1 */
- DEFINE_RES_IRQ(gic_spi(29)), /* IRQ2 */
- DEFINE_RES_IRQ(gic_spi(30)), /* IRQ3 */
-};
-
-static struct platform_device irqpin0_device = {
- .name = "renesas_intc_irqpin",
- .id = 0,
- .resource = irqpin0_resources,
- .num_resources = ARRAY_SIZE(irqpin0_resources),
- .dev = {
- .platform_data = &irqpin0_platform_data,
- },
-};
-
-void __init r8a7779_init_irq_extpin(int irlm)
-{
- void __iomem *icr0 = ioremap_nocache(0xfe780000, PAGE_SIZE);
- unsigned long tmp;
-
- if (icr0) {
- tmp = ioread32(icr0);
- if (irlm)
- tmp |= 1 << 23; /* IRQ0 -> IRQ3 as individual pins */
- else
- tmp &= ~(1 << 23); /* IRL mode - not supported */
- tmp |= (1 << 21); /* LVLMODE = 1 */
- iowrite32(tmp, icr0);
- iounmap(icr0);
-
- if (irlm)
- platform_device_register(&irqpin0_device);
- } else
- pr_warn("r8a7779: unable to setup external irq pin mode\n");
-}
-
-#ifdef CONFIG_OF
-static int r8a7779_set_wake(struct irq_data *data, unsigned int on)
-{
- return 0; /* always allow wakeup */
-}
-
-void __init r8a7779_init_irq_dt(void)
-{
- gic_arch_extn.irq_set_wake = r8a7779_set_wake;
-
- irqchip_init();
-
- /* route all interrupts to ARM */
- __raw_writel(0xffffffff, INT2NTSR0);
- __raw_writel(0x3fffffff, INT2NTSR1);
-
- /* unmask all known interrupts in INTCS2 */
- __raw_writel(0xfffffff0, INT2SMSKCR0);
- __raw_writel(0xfff7ffff, INT2SMSKCR1);
- __raw_writel(0xfffbffdf, INT2SMSKCR2);
- __raw_writel(0xbffffffc, INT2SMSKCR3);
- __raw_writel(0x003fee3f, INT2SMSKCR4);
-
-}
-#endif
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
+#include <linux/irqchip.h>
+#include <linux/irqchip/arm-gic.h>
#include <linux/of_platform.h>
#include <linux/platform_data/gpio-rcar.h>
+#include <linux/platform_data/irq-renesas-intc-irqpin.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/input.h>
iotable_init(r8a7779_io_desc, ARRAY_SIZE(r8a7779_io_desc));
}
+/* IRQ */
+#define INT2SMSKCR0 IOMEM(0xfe7822a0)
+#define INT2SMSKCR1 IOMEM(0xfe7822a4)
+#define INT2SMSKCR2 IOMEM(0xfe7822a8)
+#define INT2SMSKCR3 IOMEM(0xfe7822ac)
+#define INT2SMSKCR4 IOMEM(0xfe7822b0)
+
+#define INT2NTSR0 IOMEM(0xfe700060)
+#define INT2NTSR1 IOMEM(0xfe700064)
+
+static struct renesas_intc_irqpin_config irqpin0_platform_data __initdata = {
+ .irq_base = irq_pin(0), /* IRQ0 -> IRQ3 */
+ .sense_bitfield_width = 2,
+};
+
+static struct resource irqpin0_resources[] __initdata = {
+ DEFINE_RES_MEM(0xfe78001c, 4), /* ICR1 */
+ DEFINE_RES_MEM(0xfe780010, 4), /* INTPRI */
+ DEFINE_RES_MEM(0xfe780024, 4), /* INTREQ */
+ DEFINE_RES_MEM(0xfe780044, 4), /* INTMSK0 */
+ DEFINE_RES_MEM(0xfe780064, 4), /* INTMSKCLR0 */
+ DEFINE_RES_IRQ(gic_spi(27)), /* IRQ0 */
+ DEFINE_RES_IRQ(gic_spi(28)), /* IRQ1 */
+ DEFINE_RES_IRQ(gic_spi(29)), /* IRQ2 */
+ DEFINE_RES_IRQ(gic_spi(30)), /* IRQ3 */
+};
+
+void __init r8a7779_init_irq_extpin(int irlm)
+{
+ void __iomem *icr0 = ioremap_nocache(0xfe780000, PAGE_SIZE);
+ u32 tmp;
+
+ if (!icr0) {
+ pr_warn("r8a7779: unable to setup external irq pin mode\n");
+ return;
+ }
+
+ tmp = ioread32(icr0);
+ if (irlm)
+ tmp |= 1 << 23; /* IRQ0 -> IRQ3 as individual pins */
+ else
+ tmp &= ~(1 << 23); /* IRL mode - not supported */
+ tmp |= (1 << 21); /* LVLMODE = 1 */
+ iowrite32(tmp, icr0);
+ iounmap(icr0);
+
+ if (irlm)
+ platform_device_register_resndata(
+ &platform_bus, "renesas_intc_irqpin", -1,
+ irqpin0_resources, ARRAY_SIZE(irqpin0_resources),
+ &irqpin0_platform_data, sizeof(irqpin0_platform_data));
+}
+
+/* PFC/GPIO */
static struct resource r8a7779_pfc_resources[] = {
DEFINE_RES_MEM(0xfffc0000, 0x023c),
};
}
#ifdef CONFIG_USE_OF
+static int r8a7779_set_wake(struct irq_data *data, unsigned int on)
+{
+ return 0; /* always allow wakeup */
+}
+
+void __init r8a7779_init_irq_dt(void)
+{
+ gic_arch_extn.irq_set_wake = r8a7779_set_wake;
+
+ irqchip_init();
+
+ /* route all interrupts to ARM */
+ __raw_writel(0xffffffff, INT2NTSR0);
+ __raw_writel(0x3fffffff, INT2NTSR1);
+
+ /* unmask all known interrupts in INTCS2 */
+ __raw_writel(0xfffffff0, INT2SMSKCR0);
+ __raw_writel(0xfff7ffff, INT2SMSKCR1);
+ __raw_writel(0xfffbffdf, INT2SMSKCR2);
+ __raw_writel(0xbffffffc, INT2SMSKCR3);
+ __raw_writel(0x003fee3f, INT2SMSKCR4);
+}
+
void __init r8a7779_init_delay(void)
{
shmobile_setup_delay(1000, 2, 4); /* Cortex-A9 @ 1000MHz */
projects / linux-2.6-microblaze.git / commitdiff