* [PATCH mips-next 3/3] MIPS: Alchemy: merge Au1000 and Au1300-style IRQ controller code.
2011-11-10 19:09 [PATCH mips-next 0/3] MIPS: Alchemy: autoselect IRQ at bootup Manuel Lauss
2011-11-10 19:09 ` [PATCH mips-next 1/3] MIPS: Alchemy: irq: register pm at irq init time Manuel Lauss
2011-11-10 19:09 ` [PATCH mips-next 2/3] MIPS: Alchemy: chain IRQ controllers to MIPS IRQ controller Manuel Lauss
@ 2011-11-10 19:09 ` Manuel Lauss
2011-11-11 18:29 ` Ralf Baechle
2 siblings, 1 reply; 7+ messages in thread
From: Manuel Lauss @ 2011-11-10 19:09 UTC (permalink / raw)
To: Linux-MIPS; +Cc: Ralf Baechle, Manuel Lauss
With a generic plat_irq_dispatch (for Alchemy at least) code for
both interrupt controller types can coexist in a single kernel
image and be autodetected at runtime.
Signed-off-by: Manuel Lauss <manuel.lauss@googlemail.com>
---
arch/mips/alchemy/common/Makefile | 5 +-
arch/mips/alchemy/common/gpioint.c | 413 ---------------------
arch/mips/alchemy/common/irq.c | 719 +++++++++++++++++++++++++++---------
3 files changed, 550 insertions(+), 587 deletions(-)
delete mode 100644 arch/mips/alchemy/common/gpioint.c
diff --git a/arch/mips/alchemy/common/Makefile b/arch/mips/alchemy/common/Makefile
index d3f5c51..407ebc0 100644
--- a/arch/mips/alchemy/common/Makefile
+++ b/arch/mips/alchemy/common/Makefile
@@ -6,10 +6,7 @@
#
obj-y += prom.o time.o clocks.o platform.o power.o setup.o \
- sleeper.o dma.o dbdma.o vss.o
-
-obj-$(CONFIG_ALCHEMY_GPIOINT_AU1000) += irq.o
-obj-$(CONFIG_ALCHEMY_GPIOINT_AU1300) += gpioint.o
+ sleeper.o dma.o dbdma.o vss.o irq.o
# optional gpiolib support
ifeq ($(CONFIG_ALCHEMY_GPIO_INDIRECT),)
diff --git a/arch/mips/alchemy/common/gpioint.c b/arch/mips/alchemy/common/gpioint.c
deleted file mode 100644
index daaaab0..0000000
--- a/arch/mips/alchemy/common/gpioint.c
+++ /dev/null
@@ -1,413 +0,0 @@
-/*
- * gpioint.c - Au1300 GPIO+Interrupt controller (I call it "GPIC") support.
- *
- * Copyright (c) 2009-2011 Manuel Lauss <manuel.lauss@googlemail.com>
- *
- * licensed under the GPLv2.
- */
-
-#include <linux/io.h>
-#include <linux/interrupt.h>
-#include <linux/module.h>
-#include <linux/slab.h>
-#include <linux/syscore_ops.h>
-#include <linux/types.h>
-
-#include <asm/irq_cpu.h>
-#include <asm/mach-au1x00/au1000.h>
-#include <asm/mach-au1x00/gpio-au1300.h>
-
-static int au1300_gpic_settype(struct irq_data *d, unsigned int type);
-
-/* setup for known onchip sources */
-struct gpic_devint_data {
- int irq; /* linux IRQ number */
- int type; /* IRQ_TYPE_ */
- int prio; /* irq priority, 0 highest, 3 lowest */
- int internal; /* internal source (no ext. pin)? */
-};
-
-static const struct gpic_devint_data au1300_devints[] __initdata = {
- /* multifunction: gpio pin or device */
- { AU1300_UART1_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
- { AU1300_UART2_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
- { AU1300_UART3_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
- { AU1300_SD1_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
- { AU1300_SD2_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
- { AU1300_PSC0_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
- { AU1300_PSC1_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
- { AU1300_PSC2_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
- { AU1300_PSC3_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
- { AU1300_NAND_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
- /* au1300 internal */
- { AU1300_DDMA_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
- { AU1300_MMU_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
- { AU1300_MPU_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
- { AU1300_GPU_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
- { AU1300_UDMA_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
- { AU1300_TOY_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
- { AU1300_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
- { AU1300_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
- { AU1300_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
- { AU1300_RTC_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
- { AU1300_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
- { AU1300_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
- { AU1300_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0, 1, },
- { AU1300_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
- { AU1300_SD0_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
- { AU1300_USB_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
- { AU1300_LCD_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
- { AU1300_BSA_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
- { AU1300_MPE_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
- { AU1300_ITE_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
- { AU1300_AES_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
- { AU1300_CIM_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
- { -1, }, /* terminator */
-};
-
-
-/*
- * au1300_gpic_chgcfg - change PIN configuration.
- * @gpio: pin to change (0-based GPIO number from datasheet).
- * @clr: clear all bits set in 'clr'.
- * @set: set these bits.
- *
- * modifies a pins' configuration register, bits set in @clr will
- * be cleared in the register, bits in @set will be set.
- */
-static inline void au1300_gpic_chgcfg(unsigned int gpio,
- unsigned long clr,
- unsigned long set)
-{
- void __iomem *r = AU1300_GPIC_ADDR;
- unsigned long l;
-
- r += gpio * 4; /* offset into pin config array */
- l = __raw_readl(r + AU1300_GPIC_PINCFG);
- l &= ~clr;
- l |= set;
- __raw_writel(l, r + AU1300_GPIC_PINCFG);
- wmb();
-}
-
-/*
- * au1300_pinfunc_to_gpio - assign a pin as GPIO input (GPIO ctrl).
- * @pin: pin (0-based GPIO number from datasheet).
- *
- * Assigns a GPIO pin to the GPIO controller, so its level can either
- * be read or set through the generic GPIO functions.
- * If you need a GPOUT, use au1300_gpio_set_value(pin, 0/1).
- * REVISIT: is this function really necessary?
- */
-void au1300_pinfunc_to_gpio(enum au1300_multifunc_pins gpio)
-{
- au1300_gpio_direction_input(gpio + AU1300_GPIO_BASE);
-}
-EXPORT_SYMBOL_GPL(au1300_pinfunc_to_gpio);
-
-/*
- * au1300_pinfunc_to_dev - assign a pin to the device function.
- * @pin: pin (0-based GPIO number from datasheet).
- *
- * Assigns a GPIO pin to its associated device function; the pin will be
- * driven by the device and not through GPIO functions.
- */
-void au1300_pinfunc_to_dev(enum au1300_multifunc_pins gpio)
-{
- void __iomem *r = AU1300_GPIC_ADDR;
- unsigned long bit;
-
- r += GPIC_GPIO_BANKOFF(gpio);
- bit = GPIC_GPIO_TO_BIT(gpio);
- __raw_writel(bit, r + AU1300_GPIC_DEVSEL);
- wmb();
-}
-EXPORT_SYMBOL_GPL(au1300_pinfunc_to_dev);
-
-/*
- * au1300_set_irq_priority - set internal priority of IRQ.
- * @irq: irq to set priority (linux irq number).
- * @p: priority (0 = highest, 3 = lowest).
- */
-void au1300_set_irq_priority(unsigned int irq, int p)
-{
- irq -= ALCHEMY_GPIC_INT_BASE;
- au1300_gpic_chgcfg(irq, GPIC_CFG_IL_MASK, GPIC_CFG_IL_SET(p));
-}
-EXPORT_SYMBOL_GPL(au1300_set_irq_priority);
-
-/*
- * au1300_set_dbdma_gpio - assign a gpio to one of the DBDMA triggers.
- * @dchan: dbdma trigger select (0, 1).
- * @gpio: pin to assign as trigger.
- *
- * DBDMA controller has 2 external trigger sources; this function
- * assigns a GPIO to the selected trigger.
- */
-void au1300_set_dbdma_gpio(int dchan, unsigned int gpio)
-{
- unsigned long r;
-
- if ((dchan >= 0) && (dchan <= 1)) {
- r = __raw_readl(AU1300_GPIC_ADDR + AU1300_GPIC_DMASEL);
- r &= ~(0xff << (8 * dchan));
- r |= (gpio & 0x7f) << (8 * dchan);
- __raw_writel(r, AU1300_GPIC_ADDR + AU1300_GPIC_DMASEL);
- wmb();
- }
-}
-
-/**********************************************************************/
-
-static inline void gpic_pin_set_idlewake(unsigned int gpio, int allow)
-{
- au1300_gpic_chgcfg(gpio, GPIC_CFG_IDLEWAKE,
- allow ? GPIC_CFG_IDLEWAKE : 0);
-}
-
-static void au1300_gpic_mask(struct irq_data *d)
-{
- void __iomem *r = AU1300_GPIC_ADDR;
- unsigned long bit, irq = d->irq;
-
- irq -= ALCHEMY_GPIC_INT_BASE;
- r += GPIC_GPIO_BANKOFF(irq);
- bit = GPIC_GPIO_TO_BIT(irq);
- __raw_writel(bit, r + AU1300_GPIC_IDIS);
- wmb();
-
- gpic_pin_set_idlewake(irq, 0);
-}
-
-static void au1300_gpic_unmask(struct irq_data *d)
-{
- void __iomem *r = AU1300_GPIC_ADDR;
- unsigned long bit, irq = d->irq;
-
- irq -= ALCHEMY_GPIC_INT_BASE;
-
- gpic_pin_set_idlewake(irq, 1);
-
- r += GPIC_GPIO_BANKOFF(irq);
- bit = GPIC_GPIO_TO_BIT(irq);
- __raw_writel(bit, r + AU1300_GPIC_IEN);
- wmb();
-}
-
-static void au1300_gpic_maskack(struct irq_data *d)
-{
- void __iomem *r = AU1300_GPIC_ADDR;
- unsigned long bit, irq = d->irq;
-
- irq -= ALCHEMY_GPIC_INT_BASE;
- r += GPIC_GPIO_BANKOFF(irq);
- bit = GPIC_GPIO_TO_BIT(irq);
- __raw_writel(bit, r + AU1300_GPIC_IPEND); /* ack */
- __raw_writel(bit, r + AU1300_GPIC_IDIS); /* mask */
- wmb();
-
- gpic_pin_set_idlewake(irq, 0);
-}
-
-static void au1300_gpic_ack(struct irq_data *d)
-{
- void __iomem *r = AU1300_GPIC_ADDR;
- unsigned long bit, irq = d->irq;
-
- irq -= ALCHEMY_GPIC_INT_BASE;
- r += GPIC_GPIO_BANKOFF(irq);
- bit = GPIC_GPIO_TO_BIT(irq);
- __raw_writel(bit, r + AU1300_GPIC_IPEND); /* ack */
- wmb();
-}
-
-static struct irq_chip au1300_gpic = {
- .name = "GPIOINT",
- .irq_ack = au1300_gpic_ack,
- .irq_mask = au1300_gpic_mask,
- .irq_mask_ack = au1300_gpic_maskack,
- .irq_unmask = au1300_gpic_unmask,
- .irq_set_type = au1300_gpic_settype,
-};
-
-static int au1300_gpic_settype(struct irq_data *d, unsigned int type)
-{
- unsigned long s;
- unsigned char *name = NULL;
- irq_flow_handler_t hdl = NULL;
-
- switch (type) {
- case IRQ_TYPE_LEVEL_HIGH:
- s = GPIC_CFG_IC_LEVEL_HIGH;
- name = "high";
- hdl = handle_level_irq;
- break;
- case IRQ_TYPE_LEVEL_LOW:
- s = GPIC_CFG_IC_LEVEL_LOW;
- name = "low";
- hdl = handle_level_irq;
- break;
- case IRQ_TYPE_EDGE_RISING:
- s = GPIC_CFG_IC_EDGE_RISE;
- name = "posedge";
- hdl = handle_edge_irq;
- break;
- case IRQ_TYPE_EDGE_FALLING:
- s = GPIC_CFG_IC_EDGE_FALL;
- name = "negedge";
- hdl = handle_edge_irq;
- break;
- case IRQ_TYPE_EDGE_BOTH:
- s = GPIC_CFG_IC_EDGE_BOTH;
- name = "bothedge";
- hdl = handle_edge_irq;
- break;
- case IRQ_TYPE_NONE:
- s = GPIC_CFG_IC_OFF;
- name = "disabled";
- hdl = handle_level_irq;
- break;
- default:
- return -EINVAL;
- }
-
- __irq_set_chip_handler_name_locked(d->irq, &au1300_gpic, hdl, name);
-
- au1300_gpic_chgcfg(d->irq - ALCHEMY_GPIC_INT_BASE, GPIC_CFG_IC_MASK, s);
-
- return 0;
-}
-
-/******************************************************************************/
-
-static unsigned long alchemy_gpic_pmdata[ALCHEMY_GPIC_INT_NUM + 6];
-
-static int alchemy_gpic_suspend(void)
-{
- void __iomem *base = (void __iomem *)KSEG1ADDR(AU1300_GPIC_PHYS_ADDR);
- int i;
-
- /* save 4 interrupt mask status registers */
- alchemy_gpic_pmdata[0] = __raw_readl(base + AU1300_GPIC_IEN + 0x0);
- alchemy_gpic_pmdata[1] = __raw_readl(base + AU1300_GPIC_IEN + 0x4);
- alchemy_gpic_pmdata[2] = __raw_readl(base + AU1300_GPIC_IEN + 0x8);
- alchemy_gpic_pmdata[3] = __raw_readl(base + AU1300_GPIC_IEN + 0xc);
-
- /* save misc register(s) */
- alchemy_gpic_pmdata[4] = __raw_readl(base + AU1300_GPIC_DMASEL);
-
- /* molto silenzioso */
- __raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x0);
- __raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x4);
- __raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x8);
- __raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0xc);
- wmb();
-
- /* save pin/int-type configuration */
- base += AU1300_GPIC_PINCFG;
- for (i = 0; i < ALCHEMY_GPIC_INT_NUM; i++)
- alchemy_gpic_pmdata[i + 5] = __raw_readl(base + (i << 2));
-
- wmb();
-
- return 0;
-}
-
-static void alchemy_gpic_resume(void)
-{
- void __iomem *base = (void __iomem *)KSEG1ADDR(AU1300_GPIC_PHYS_ADDR);
- int i;
-
- /* disable all first */
- __raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x0);
- __raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x4);
- __raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x8);
- __raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0xc);
- wmb();
-
- /* restore pin/int-type configurations */
- base += AU1300_GPIC_PINCFG;
- for (i = 0; i < ALCHEMY_GPIC_INT_NUM; i++)
- __raw_writel(alchemy_gpic_pmdata[i + 5], base + (i << 2));
- wmb();
-
- /* restore misc register(s) */
- base = (void __iomem *)KSEG1ADDR(AU1300_GPIC_PHYS_ADDR);
- __raw_writel(alchemy_gpic_pmdata[4], base + AU1300_GPIC_DMASEL);
- wmb();
-
- /* finally restore masks */
- __raw_writel(alchemy_gpic_pmdata[0], base + AU1300_GPIC_IEN + 0x0);
- __raw_writel(alchemy_gpic_pmdata[1], base + AU1300_GPIC_IEN + 0x4);
- __raw_writel(alchemy_gpic_pmdata[2], base + AU1300_GPIC_IEN + 0x8);
- __raw_writel(alchemy_gpic_pmdata[3], base + AU1300_GPIC_IEN + 0xc);
- wmb();
-}
-
-static struct syscore_ops alchemy_gpic_pmops = {
- .suspend = alchemy_gpic_suspend,
- .resume = alchemy_gpic_resume,
-};
-
-static void alchemy_gpic_dispatch(unsigned int irq, struct irq_desc *d)
-{
- int i = __raw_readl(AU1300_GPIC_ADDR + AU1300_GPIC_PRIENC);
- generic_handle_irq(ALCHEMY_GPIC_INT_BASE + i);
-}
-
-static void __init alchemy_gpic_init_irq(const struct gpic_devint_data *dints)
-{
- int i;
- void __iomem *bank_base;
-
- register_syscore_ops(&alchemy_gpic_pmops);
- mips_cpu_irq_init();
-
- /* disable & ack all possible interrupt sources */
- for (i = 0; i < 4; i++) {
- bank_base = AU1300_GPIC_ADDR + (i * 4);
- __raw_writel(~0UL, bank_base + AU1300_GPIC_IDIS);
- wmb();
- __raw_writel(~0UL, bank_base + AU1300_GPIC_IPEND);
- wmb();
- }
-
- /* register an irq_chip for them, with 2nd highest priority */
- for (i = ALCHEMY_GPIC_INT_BASE; i <= ALCHEMY_GPIC_INT_LAST; i++) {
- au1300_set_irq_priority(i, 1);
- au1300_gpic_settype(irq_get_irq_data(i), IRQ_TYPE_NONE);
- }
-
- /* setup known on-chip sources */
- while ((i = dints->irq) != -1) {
- au1300_gpic_settype(irq_get_irq_data(i), dints->type);
- au1300_set_irq_priority(i, dints->prio);
-
- if (dints->internal)
- au1300_pinfunc_to_dev(i - ALCHEMY_GPIC_INT_BASE);
-
- dints++;
- }
-
- irq_set_chained_handler(MIPS_CPU_IRQ_BASE + 2, alchemy_gpic_dispatch);
- irq_set_chained_handler(MIPS_CPU_IRQ_BASE + 3, alchemy_gpic_dispatch);
- irq_set_chained_handler(MIPS_CPU_IRQ_BASE + 4, alchemy_gpic_dispatch);
- irq_set_chained_handler(MIPS_CPU_IRQ_BASE + 5, alchemy_gpic_dispatch);
-}
-
-/**********************************************************************/
-
-void __init arch_init_irq(void)
-{
- switch (alchemy_get_cputype()) {
- case ALCHEMY_CPU_AU1300:
- alchemy_gpic_init_irq(&au1300_devints[0]);
- break;
- }
-}
-
-asmlinkage void plat_irq_dispatch(void)
-{
- unsigned long r = (read_c0_status() & read_c0_cause()) >> 8;
- do_IRQ(MIPS_CPU_IRQ_BASE + __ffs(r & 0xff));
-}
diff --git a/arch/mips/alchemy/common/irq.c b/arch/mips/alchemy/common/irq.c
index ee80a32..94fbcd1 100644
--- a/arch/mips/alchemy/common/irq.c
+++ b/arch/mips/alchemy/common/irq.c
@@ -25,16 +25,15 @@
* 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-#include <linux/bitops.h>
+#include <linux/export.h>
#include <linux/init.h>
#include <linux/interrupt.h>
-#include <linux/irq.h>
#include <linux/slab.h>
#include <linux/syscore_ops.h>
#include <asm/irq_cpu.h>
-#include <asm/mipsregs.h>
#include <asm/mach-au1x00/au1000.h>
+#include <asm/mach-au1x00/gpio-au1300.h>
/* Interrupt Controller register offsets */
#define IC_CFG0RD 0x40
@@ -66,7 +65,17 @@
#define IC_FALLINGCLR 0x7C
#define IC_TESTBIT 0x80
-static int au1x_ic_settype(struct irq_data *d, unsigned int flow_type);
+/* per-processor fixed function irqs */
+struct alchemy_irqmap {
+ int irq; /* linux IRQ number */
+ int type; /* IRQ_TYPE_ */
+ int prio; /* irq priority, 0 highest, 3 lowest */
+ int internal; /* GPIC: internal source (no ext. pin)? */
+};
+
+static int au1x_ic_settype(struct irq_data *d, unsigned int type);
+static int au1300_gpic_settype(struct irq_data *d, unsigned int type);
+
/* NOTE on interrupt priorities: The original writers of this code said:
*
@@ -74,176 +83,207 @@ static int au1x_ic_settype(struct irq_data *d, unsigned int flow_type);
* the USB devices-side packet complete interrupt (USB_DEV_REQ_INT)
* needs the highest priority.
*/
-
-/* per-processor fixed function irqs */
-struct au1xxx_irqmap {
- int im_irq;
- int im_type;
- int im_request; /* set 1 to get higher priority */
+struct alchemy_irqmap au1000_irqmap[] __initdata = {
+ { AU1000_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1000_UART1_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1000_UART2_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1000_UART3_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1000_SSI0_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1000_SSI1_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1000_DMA_INT_BASE, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1000_DMA_INT_BASE+1, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1000_DMA_INT_BASE+2, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1000_DMA_INT_BASE+3, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1000_DMA_INT_BASE+4, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1000_DMA_INT_BASE+5, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1000_DMA_INT_BASE+6, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1000_DMA_INT_BASE+7, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1000_TOY_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1000_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1000_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1000_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1000_RTC_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1000_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1000_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1000_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0, 0 },
+ { AU1000_IRDA_TX_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1000_IRDA_RX_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1000_USB_DEV_REQ_INT, IRQ_TYPE_LEVEL_HIGH, 0, 0 },
+ { AU1000_USB_DEV_SUS_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1000_USB_HOST_INT, IRQ_TYPE_LEVEL_LOW, 1, 0 },
+ { AU1000_ACSYNC_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1000_MAC0_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1000_MAC1_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1000_AC97C_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { -1, },
};
-struct au1xxx_irqmap au1000_irqmap[] __initdata = {
- { AU1000_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_UART1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_UART2_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_UART3_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_SSI0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_SSI1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+1, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+2, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+3, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+4, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+5, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+6, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_DMA_INT_BASE+7, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_TOY_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1 },
- { AU1000_IRDA_TX_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_IRDA_RX_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_USB_DEV_REQ_INT, IRQ_TYPE_LEVEL_HIGH, 1 },
- { AU1000_USB_DEV_SUS_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_USB_HOST_INT, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1000_ACSYNC_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1000_MAC0_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_MAC1_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1000_AC97C_INT, IRQ_TYPE_EDGE_RISING, 0 },
+struct alchemy_irqmap au1500_irqmap[] __initdata = {
+ { AU1500_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1500_PCI_INTA, IRQ_TYPE_LEVEL_LOW, 1, 0 },
+ { AU1500_PCI_INTB, IRQ_TYPE_LEVEL_LOW, 1, 0 },
+ { AU1500_UART3_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1500_PCI_INTC, IRQ_TYPE_LEVEL_LOW, 1, 0 },
+ { AU1500_PCI_INTD, IRQ_TYPE_LEVEL_LOW, 1, 0 },
+ { AU1500_DMA_INT_BASE, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1500_DMA_INT_BASE+1, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1500_DMA_INT_BASE+2, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1500_DMA_INT_BASE+3, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1500_DMA_INT_BASE+4, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1500_DMA_INT_BASE+5, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1500_DMA_INT_BASE+6, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1500_DMA_INT_BASE+7, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1500_TOY_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1500_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1500_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1500_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1500_RTC_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1500_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1500_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1500_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0, 0 },
+ { AU1500_USB_DEV_REQ_INT, IRQ_TYPE_LEVEL_HIGH, 0, 0 },
+ { AU1500_USB_DEV_SUS_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1500_USB_HOST_INT, IRQ_TYPE_LEVEL_LOW, 1, 0 },
+ { AU1500_ACSYNC_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1500_MAC0_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1500_MAC1_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1500_AC97C_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
{ -1, },
};
-struct au1xxx_irqmap au1500_irqmap[] __initdata = {
- { AU1500_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1500_PCI_INTA, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1500_PCI_INTB, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1500_UART3_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1500_PCI_INTC, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1500_PCI_INTD, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1500_DMA_INT_BASE, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1500_DMA_INT_BASE+1, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1500_DMA_INT_BASE+2, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1500_DMA_INT_BASE+3, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1500_DMA_INT_BASE+4, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1500_DMA_INT_BASE+5, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1500_DMA_INT_BASE+6, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1500_DMA_INT_BASE+7, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1500_TOY_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1500_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1500_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1500_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1500_RTC_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1500_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1500_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1500_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1 },
- { AU1500_USB_DEV_REQ_INT, IRQ_TYPE_LEVEL_HIGH, 1 },
- { AU1500_USB_DEV_SUS_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1500_USB_HOST_INT, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1500_ACSYNC_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1500_MAC0_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1500_MAC1_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1500_AC97C_INT, IRQ_TYPE_EDGE_RISING, 0 },
+struct alchemy_irqmap au1100_irqmap[] __initdata = {
+ { AU1100_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1100_UART1_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1100_SD_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1100_UART3_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1100_SSI0_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1100_SSI1_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1100_DMA_INT_BASE, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1100_DMA_INT_BASE+1, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1100_DMA_INT_BASE+2, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1100_DMA_INT_BASE+3, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1100_DMA_INT_BASE+4, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1100_DMA_INT_BASE+5, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1100_DMA_INT_BASE+6, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1100_DMA_INT_BASE+7, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1100_TOY_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1100_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1100_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1100_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1100_RTC_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1100_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1100_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1100_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0, 0 },
+ { AU1100_IRDA_TX_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1100_IRDA_RX_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1100_USB_DEV_REQ_INT, IRQ_TYPE_LEVEL_HIGH, 0, 0 },
+ { AU1100_USB_DEV_SUS_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1100_USB_HOST_INT, IRQ_TYPE_LEVEL_LOW, 1, 0 },
+ { AU1100_ACSYNC_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1100_MAC0_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1100_LCD_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1100_AC97C_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
{ -1, },
};
-struct au1xxx_irqmap au1100_irqmap[] __initdata = {
- { AU1100_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1100_UART1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1100_SD_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1100_UART3_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1100_SSI0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1100_SSI1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1100_DMA_INT_BASE, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1100_DMA_INT_BASE+1, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1100_DMA_INT_BASE+2, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1100_DMA_INT_BASE+3, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1100_DMA_INT_BASE+4, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1100_DMA_INT_BASE+5, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1100_DMA_INT_BASE+6, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1100_DMA_INT_BASE+7, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1100_TOY_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1100_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1100_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1100_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1100_RTC_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1100_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1100_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1100_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1 },
- { AU1100_IRDA_TX_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1100_IRDA_RX_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1100_USB_DEV_REQ_INT, IRQ_TYPE_LEVEL_HIGH, 1 },
- { AU1100_USB_DEV_SUS_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1100_USB_HOST_INT, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1100_ACSYNC_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1100_MAC0_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1100_LCD_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1100_AC97C_INT, IRQ_TYPE_EDGE_RISING, 0 },
+struct alchemy_irqmap au1550_irqmap[] __initdata = {
+ { AU1550_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1550_PCI_INTA, IRQ_TYPE_LEVEL_LOW, 1, 0 },
+ { AU1550_PCI_INTB, IRQ_TYPE_LEVEL_LOW, 1, 0 },
+ { AU1550_DDMA_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1550_CRYPTO_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1550_PCI_INTC, IRQ_TYPE_LEVEL_LOW, 1, 0 },
+ { AU1550_PCI_INTD, IRQ_TYPE_LEVEL_LOW, 1, 0 },
+ { AU1550_PCI_RST_INT, IRQ_TYPE_LEVEL_LOW, 1, 0 },
+ { AU1550_UART1_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1550_UART3_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1550_PSC0_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1550_PSC1_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1550_PSC2_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1550_PSC3_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1550_TOY_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1550_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1550_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1550_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1550_RTC_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1550_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1550_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1550_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0, 0 },
+ { AU1550_NAND_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1550_USB_DEV_REQ_INT, IRQ_TYPE_LEVEL_HIGH, 0, 0 },
+ { AU1550_USB_DEV_SUS_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1550_USB_HOST_INT, IRQ_TYPE_LEVEL_LOW, 1, 0 },
+ { AU1550_MAC0_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1550_MAC1_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
{ -1, },
};
-struct au1xxx_irqmap au1550_irqmap[] __initdata = {
- { AU1550_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1550_PCI_INTA, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1550_PCI_INTB, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1550_DDMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1550_CRYPTO_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1550_PCI_INTC, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1550_PCI_INTD, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1550_PCI_RST_INT, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1550_UART1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1550_UART3_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1550_PSC0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1550_PSC1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1550_PSC2_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1550_PSC3_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1550_TOY_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1550_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1550_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1550_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1550_RTC_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1550_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1550_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1550_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1 },
- { AU1550_NAND_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1550_USB_DEV_REQ_INT, IRQ_TYPE_LEVEL_HIGH, 1 },
- { AU1550_USB_DEV_SUS_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1550_USB_HOST_INT, IRQ_TYPE_LEVEL_LOW, 0 },
- { AU1550_MAC0_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1550_MAC1_DMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
+struct alchemy_irqmap au1200_irqmap[] __initdata = {
+ { AU1200_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1200_SWT_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1200_SD_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1200_DDMA_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1200_MAE_BE_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1200_UART1_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1200_MAE_FE_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1200_PSC0_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1200_PSC1_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1200_AES_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1200_CAMERA_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1200_TOY_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1200_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1200_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1200_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1200_RTC_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1200_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1200_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1200_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0, 0 },
+ { AU1200_NAND_INT, IRQ_TYPE_EDGE_RISING, 1, 0 },
+ { AU1200_USB_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1200_LCD_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
+ { AU1200_MAE_BOTH_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0 },
{ -1, },
};
-struct au1xxx_irqmap au1200_irqmap[] __initdata = {
- { AU1200_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_SWT_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1200_SD_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_DDMA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_MAE_BE_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_UART1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_MAE_FE_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_PSC0_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_PSC1_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_AES_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_CAMERA_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_TOY_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1200_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1200_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1200_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1200_RTC_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1200_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1200_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1200_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1 },
- { AU1200_NAND_INT, IRQ_TYPE_EDGE_RISING, 0 },
- { AU1200_USB_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_LCD_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { AU1200_MAE_BOTH_INT, IRQ_TYPE_LEVEL_HIGH, 0 },
- { -1, },
+static struct alchemy_irqmap au1300_irqmap[] __initdata = {
+ /* multifunction: gpio pin or device */
+ { AU1300_UART1_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
+ { AU1300_UART2_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
+ { AU1300_UART3_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
+ { AU1300_SD1_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
+ { AU1300_SD2_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
+ { AU1300_PSC0_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
+ { AU1300_PSC1_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
+ { AU1300_PSC2_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
+ { AU1300_PSC3_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
+ { AU1300_NAND_INT, IRQ_TYPE_LEVEL_HIGH, 1, 0, },
+ /* au1300 internal */
+ { AU1300_DDMA_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
+ { AU1300_MMU_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
+ { AU1300_MPU_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
+ { AU1300_GPU_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
+ { AU1300_UDMA_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
+ { AU1300_TOY_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
+ { AU1300_TOY_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
+ { AU1300_TOY_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
+ { AU1300_TOY_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
+ { AU1300_RTC_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
+ { AU1300_RTC_MATCH0_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
+ { AU1300_RTC_MATCH1_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
+ { AU1300_RTC_MATCH2_INT, IRQ_TYPE_EDGE_RISING, 0, 1, },
+ { AU1300_UART0_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
+ { AU1300_SD0_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
+ { AU1300_USB_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
+ { AU1300_LCD_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
+ { AU1300_BSA_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
+ { AU1300_MPE_INT, IRQ_TYPE_EDGE_RISING, 1, 1, },
+ { AU1300_ITE_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
+ { AU1300_AES_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
+ { AU1300_CIM_INT, IRQ_TYPE_LEVEL_HIGH, 1, 1, },
+ { -1, }, /* terminator */
};
+/******************************************************************************/
static void au1x_ic0_unmask(struct irq_data *d)
{
@@ -459,6 +499,220 @@ static int au1x_ic_settype(struct irq_data *d, unsigned int flow_type)
return ret;
}
+/******************************************************************************/
+
+/*
+ * au1300_gpic_chgcfg - change PIN configuration.
+ * @gpio: pin to change (0-based GPIO number from datasheet).
+ * @clr: clear all bits set in 'clr'.
+ * @set: set these bits.
+ *
+ * modifies a pins' configuration register, bits set in @clr will
+ * be cleared in the register, bits in @set will be set.
+ */
+static inline void au1300_gpic_chgcfg(unsigned int gpio,
+ unsigned long clr,
+ unsigned long set)
+{
+ void __iomem *r = AU1300_GPIC_ADDR;
+ unsigned long l;
+
+ r += gpio * 4; /* offset into pin config array */
+ l = __raw_readl(r + AU1300_GPIC_PINCFG);
+ l &= ~clr;
+ l |= set;
+ __raw_writel(l, r + AU1300_GPIC_PINCFG);
+ wmb();
+}
+
+/*
+ * au1300_pinfunc_to_gpio - assign a pin as GPIO input (GPIO ctrl).
+ * @pin: pin (0-based GPIO number from datasheet).
+ *
+ * Assigns a GPIO pin to the GPIO controller, so its level can either
+ * be read or set through the generic GPIO functions.
+ * If you need a GPOUT, use au1300_gpio_set_value(pin, 0/1).
+ * REVISIT: is this function really necessary?
+ */
+void au1300_pinfunc_to_gpio(enum au1300_multifunc_pins gpio)
+{
+ au1300_gpio_direction_input(gpio + AU1300_GPIO_BASE);
+}
+EXPORT_SYMBOL_GPL(au1300_pinfunc_to_gpio);
+
+/*
+ * au1300_pinfunc_to_dev - assign a pin to the device function.
+ * @pin: pin (0-based GPIO number from datasheet).
+ *
+ * Assigns a GPIO pin to its associated device function; the pin will be
+ * driven by the device and not through GPIO functions.
+ */
+void au1300_pinfunc_to_dev(enum au1300_multifunc_pins gpio)
+{
+ void __iomem *r = AU1300_GPIC_ADDR;
+ unsigned long bit;
+
+ r += GPIC_GPIO_BANKOFF(gpio);
+ bit = GPIC_GPIO_TO_BIT(gpio);
+ __raw_writel(bit, r + AU1300_GPIC_DEVSEL);
+ wmb();
+}
+EXPORT_SYMBOL_GPL(au1300_pinfunc_to_dev);
+
+/*
+ * au1300_set_irq_priority - set internal priority of IRQ.
+ * @irq: irq to set priority (linux irq number).
+ * @p: priority (0 = highest, 3 = lowest).
+ */
+void au1300_set_irq_priority(unsigned int irq, int p)
+{
+ irq -= ALCHEMY_GPIC_INT_BASE;
+ au1300_gpic_chgcfg(irq, GPIC_CFG_IL_MASK, GPIC_CFG_IL_SET(p));
+}
+EXPORT_SYMBOL_GPL(au1300_set_irq_priority);
+
+/*
+ * au1300_set_dbdma_gpio - assign a gpio to one of the DBDMA triggers.
+ * @dchan: dbdma trigger select (0, 1).
+ * @gpio: pin to assign as trigger.
+ *
+ * DBDMA controller has 2 external trigger sources; this function
+ * assigns a GPIO to the selected trigger.
+ */
+void au1300_set_dbdma_gpio(int dchan, unsigned int gpio)
+{
+ unsigned long r;
+
+ if ((dchan >= 0) && (dchan <= 1)) {
+ r = __raw_readl(AU1300_GPIC_ADDR + AU1300_GPIC_DMASEL);
+ r &= ~(0xff << (8 * dchan));
+ r |= (gpio & 0x7f) << (8 * dchan);
+ __raw_writel(r, AU1300_GPIC_ADDR + AU1300_GPIC_DMASEL);
+ wmb();
+ }
+}
+
+static inline void gpic_pin_set_idlewake(unsigned int gpio, int allow)
+{
+ au1300_gpic_chgcfg(gpio, GPIC_CFG_IDLEWAKE,
+ allow ? GPIC_CFG_IDLEWAKE : 0);
+}
+
+static void au1300_gpic_mask(struct irq_data *d)
+{
+ void __iomem *r = AU1300_GPIC_ADDR;
+ unsigned long bit, irq = d->irq;
+
+ irq -= ALCHEMY_GPIC_INT_BASE;
+ r += GPIC_GPIO_BANKOFF(irq);
+ bit = GPIC_GPIO_TO_BIT(irq);
+ __raw_writel(bit, r + AU1300_GPIC_IDIS);
+ wmb();
+
+ gpic_pin_set_idlewake(irq, 0);
+}
+
+static void au1300_gpic_unmask(struct irq_data *d)
+{
+ void __iomem *r = AU1300_GPIC_ADDR;
+ unsigned long bit, irq = d->irq;
+
+ irq -= ALCHEMY_GPIC_INT_BASE;
+
+ gpic_pin_set_idlewake(irq, 1);
+
+ r += GPIC_GPIO_BANKOFF(irq);
+ bit = GPIC_GPIO_TO_BIT(irq);
+ __raw_writel(bit, r + AU1300_GPIC_IEN);
+ wmb();
+}
+
+static void au1300_gpic_maskack(struct irq_data *d)
+{
+ void __iomem *r = AU1300_GPIC_ADDR;
+ unsigned long bit, irq = d->irq;
+
+ irq -= ALCHEMY_GPIC_INT_BASE;
+ r += GPIC_GPIO_BANKOFF(irq);
+ bit = GPIC_GPIO_TO_BIT(irq);
+ __raw_writel(bit, r + AU1300_GPIC_IPEND); /* ack */
+ __raw_writel(bit, r + AU1300_GPIC_IDIS); /* mask */
+ wmb();
+
+ gpic_pin_set_idlewake(irq, 0);
+}
+
+static void au1300_gpic_ack(struct irq_data *d)
+{
+ void __iomem *r = AU1300_GPIC_ADDR;
+ unsigned long bit, irq = d->irq;
+
+ irq -= ALCHEMY_GPIC_INT_BASE;
+ r += GPIC_GPIO_BANKOFF(irq);
+ bit = GPIC_GPIO_TO_BIT(irq);
+ __raw_writel(bit, r + AU1300_GPIC_IPEND); /* ack */
+ wmb();
+}
+
+static struct irq_chip au1300_gpic = {
+ .name = "GPIOINT",
+ .irq_ack = au1300_gpic_ack,
+ .irq_mask = au1300_gpic_mask,
+ .irq_mask_ack = au1300_gpic_maskack,
+ .irq_unmask = au1300_gpic_unmask,
+ .irq_set_type = au1300_gpic_settype,
+};
+
+static int au1300_gpic_settype(struct irq_data *d, unsigned int type)
+{
+ unsigned long s;
+ unsigned char *name = NULL;
+ irq_flow_handler_t hdl = NULL;
+
+ switch (type) {
+ case IRQ_TYPE_LEVEL_HIGH:
+ s = GPIC_CFG_IC_LEVEL_HIGH;
+ name = "high";
+ hdl = handle_level_irq;
+ break;
+ case IRQ_TYPE_LEVEL_LOW:
+ s = GPIC_CFG_IC_LEVEL_LOW;
+ name = "low";
+ hdl = handle_level_irq;
+ break;
+ case IRQ_TYPE_EDGE_RISING:
+ s = GPIC_CFG_IC_EDGE_RISE;
+ name = "posedge";
+ hdl = handle_edge_irq;
+ break;
+ case IRQ_TYPE_EDGE_FALLING:
+ s = GPIC_CFG_IC_EDGE_FALL;
+ name = "negedge";
+ hdl = handle_edge_irq;
+ break;
+ case IRQ_TYPE_EDGE_BOTH:
+ s = GPIC_CFG_IC_EDGE_BOTH;
+ name = "bothedge";
+ hdl = handle_edge_irq;
+ break;
+ case IRQ_TYPE_NONE:
+ s = GPIC_CFG_IC_OFF;
+ name = "disabled";
+ hdl = handle_level_irq;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ __irq_set_chip_handler_name_locked(d->irq, &au1300_gpic, hdl, name);
+
+ au1300_gpic_chgcfg(d->irq - ALCHEMY_GPIC_INT_BASE, GPIC_CFG_IC_MASK, s);
+
+ return 0;
+}
+
+/******************************************************************************/
+
static inline void ic_init(void __iomem *base)
{
/* initialize interrupt controller to a safe state */
@@ -475,7 +729,7 @@ static inline void ic_init(void __iomem *base)
wmb();
}
-static unsigned long alchemy_ic_pmdata[7 * 2];
+static unsigned long alchemy_gpic_pmdata[ALCHEMY_GPIC_INT_NUM + 6];
static inline void alchemy_ic_suspend_one(void __iomem *base, unsigned long *d)
{
@@ -508,25 +762,94 @@ static inline void alchemy_ic_resume_one(void __iomem *base, unsigned long *d)
static int alchemy_ic_suspend(void)
{
alchemy_ic_suspend_one((void __iomem *)KSEG1ADDR(AU1000_IC0_PHYS_ADDR),
- alchemy_ic_pmdata);
+ alchemy_gpic_pmdata);
alchemy_ic_suspend_one((void __iomem *)KSEG1ADDR(AU1000_IC1_PHYS_ADDR),
- &alchemy_ic_pmdata[7]);
+ &alchemy_gpic_pmdata[7]);
return 0;
}
static void alchemy_ic_resume(void)
{
alchemy_ic_resume_one((void __iomem *)KSEG1ADDR(AU1000_IC1_PHYS_ADDR),
- &alchemy_ic_pmdata[7]);
+ &alchemy_gpic_pmdata[7]);
alchemy_ic_resume_one((void __iomem *)KSEG1ADDR(AU1000_IC0_PHYS_ADDR),
- alchemy_ic_pmdata);
+ alchemy_gpic_pmdata);
}
-static struct syscore_ops alchemy_ic_syscore_ops = {
+static int alchemy_gpic_suspend(void)
+{
+ void __iomem *base = (void __iomem *)KSEG1ADDR(AU1300_GPIC_PHYS_ADDR);
+ int i;
+
+ /* save 4 interrupt mask status registers */
+ alchemy_gpic_pmdata[0] = __raw_readl(base + AU1300_GPIC_IEN + 0x0);
+ alchemy_gpic_pmdata[1] = __raw_readl(base + AU1300_GPIC_IEN + 0x4);
+ alchemy_gpic_pmdata[2] = __raw_readl(base + AU1300_GPIC_IEN + 0x8);
+ alchemy_gpic_pmdata[3] = __raw_readl(base + AU1300_GPIC_IEN + 0xc);
+
+ /* save misc register(s) */
+ alchemy_gpic_pmdata[4] = __raw_readl(base + AU1300_GPIC_DMASEL);
+
+ /* molto silenzioso */
+ __raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x0);
+ __raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x4);
+ __raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x8);
+ __raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0xc);
+ wmb();
+
+ /* save pin/int-type configuration */
+ base += AU1300_GPIC_PINCFG;
+ for (i = 0; i < ALCHEMY_GPIC_INT_NUM; i++)
+ alchemy_gpic_pmdata[i + 5] = __raw_readl(base + (i << 2));
+
+ wmb();
+
+ return 0;
+}
+
+static void alchemy_gpic_resume(void)
+{
+ void __iomem *base = (void __iomem *)KSEG1ADDR(AU1300_GPIC_PHYS_ADDR);
+ int i;
+
+ /* disable all first */
+ __raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x0);
+ __raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x4);
+ __raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0x8);
+ __raw_writel(~0UL, base + AU1300_GPIC_IDIS + 0xc);
+ wmb();
+
+ /* restore pin/int-type configurations */
+ base += AU1300_GPIC_PINCFG;
+ for (i = 0; i < ALCHEMY_GPIC_INT_NUM; i++)
+ __raw_writel(alchemy_gpic_pmdata[i + 5], base + (i << 2));
+ wmb();
+
+ /* restore misc register(s) */
+ base = (void __iomem *)KSEG1ADDR(AU1300_GPIC_PHYS_ADDR);
+ __raw_writel(alchemy_gpic_pmdata[4], base + AU1300_GPIC_DMASEL);
+ wmb();
+
+ /* finally restore masks */
+ __raw_writel(alchemy_gpic_pmdata[0], base + AU1300_GPIC_IEN + 0x0);
+ __raw_writel(alchemy_gpic_pmdata[1], base + AU1300_GPIC_IEN + 0x4);
+ __raw_writel(alchemy_gpic_pmdata[2], base + AU1300_GPIC_IEN + 0x8);
+ __raw_writel(alchemy_gpic_pmdata[3], base + AU1300_GPIC_IEN + 0xc);
+ wmb();
+}
+
+static struct syscore_ops alchemy_ic_pmops = {
.suspend = alchemy_ic_suspend,
.resume = alchemy_ic_resume,
};
+static struct syscore_ops alchemy_gpic_pmops = {
+ .suspend = alchemy_gpic_suspend,
+ .resume = alchemy_gpic_resume,
+};
+
+/******************************************************************************/
+
/* create chained handlers for the 4 IC requests to the MIPS IRQ ctrl */
#define DISP(name, base, addr) \
static void au1000_##name##_dispatch(unsigned int irq, struct irq_desc *d) \
@@ -543,14 +866,22 @@ DISP(ic0r1, AU1000_INTC0_INT_BASE, AU1000_IC0_PHYS_ADDR + IC_REQ1INT)
DISP(ic1r0, AU1000_INTC1_INT_BASE, AU1000_IC1_PHYS_ADDR + IC_REQ0INT)
DISP(ic1r1, AU1000_INTC1_INT_BASE, AU1000_IC1_PHYS_ADDR + IC_REQ1INT)
-static void __init au1000_init_irq(struct au1xxx_irqmap *map)
+static void alchemy_gpic_dispatch(unsigned int irq, struct irq_desc *d)
+{
+ int i = __raw_readl(AU1300_GPIC_ADDR + AU1300_GPIC_PRIENC);
+ generic_handle_irq(ALCHEMY_GPIC_INT_BASE + i);
+}
+
+/******************************************************************************/
+
+static void __init au1000_init_irq(struct alchemy_irqmap *map)
{
unsigned int bit, irq_nr;
void __iomem *base;
ic_init((void __iomem *)KSEG1ADDR(AU1000_IC0_PHYS_ADDR));
ic_init((void __iomem *)KSEG1ADDR(AU1000_IC1_PHYS_ADDR));
- register_syscore_ops(&alchemy_ic_syscore_ops);
+ register_syscore_ops(&alchemy_ic_pmops);
mips_cpu_irq_init();
/* register all 64 possible IC0+IC1 irq sources as type "none".
@@ -567,8 +898,8 @@ static void __init au1000_init_irq(struct au1xxx_irqmap *map)
/*
* Initialize IC0, which is fixed per processor.
*/
- while (map->im_irq != -1) {
- irq_nr = map->im_irq;
+ while (map->irq != -1) {
+ irq_nr = map->irq;
if (irq_nr >= AU1000_INTC1_INT_BASE) {
bit = irq_nr - AU1000_INTC1_INT_BASE;
@@ -577,10 +908,10 @@ static void __init au1000_init_irq(struct au1xxx_irqmap *map)
bit = irq_nr - AU1000_INTC0_INT_BASE;
base = (void __iomem *)KSEG1ADDR(AU1000_IC0_PHYS_ADDR);
}
- if (map->im_request)
+ if (map->prio == 0)
__raw_writel(1 << bit, base + IC_ASSIGNSET);
- au1x_ic_settype(irq_get_irq_data(irq_nr), map->im_type);
+ au1x_ic_settype(irq_get_irq_data(irq_nr), map->type);
++map;
}
@@ -590,6 +921,48 @@ static void __init au1000_init_irq(struct au1xxx_irqmap *map)
irq_set_chained_handler(MIPS_CPU_IRQ_BASE + 5, au1000_ic1r1_dispatch);
}
+static void __init alchemy_gpic_init_irq(const struct alchemy_irqmap *dints)
+{
+ int i;
+ void __iomem *bank_base;
+
+ register_syscore_ops(&alchemy_gpic_pmops);
+ mips_cpu_irq_init();
+
+ /* disable & ack all possible interrupt sources */
+ for (i = 0; i < 4; i++) {
+ bank_base = AU1300_GPIC_ADDR + (i * 4);
+ __raw_writel(~0UL, bank_base + AU1300_GPIC_IDIS);
+ wmb();
+ __raw_writel(~0UL, bank_base + AU1300_GPIC_IPEND);
+ wmb();
+ }
+
+ /* register an irq_chip for them, with 2nd highest priority */
+ for (i = ALCHEMY_GPIC_INT_BASE; i <= ALCHEMY_GPIC_INT_LAST; i++) {
+ au1300_set_irq_priority(i, 1);
+ au1300_gpic_settype(irq_get_irq_data(i), IRQ_TYPE_NONE);
+ }
+
+ /* setup known on-chip sources */
+ while ((i = dints->irq) != -1) {
+ au1300_gpic_settype(irq_get_irq_data(i), dints->type);
+ au1300_set_irq_priority(i, dints->prio);
+
+ if (dints->internal)
+ au1300_pinfunc_to_dev(i - ALCHEMY_GPIC_INT_BASE);
+
+ dints++;
+ }
+
+ irq_set_chained_handler(MIPS_CPU_IRQ_BASE + 2, alchemy_gpic_dispatch);
+ irq_set_chained_handler(MIPS_CPU_IRQ_BASE + 3, alchemy_gpic_dispatch);
+ irq_set_chained_handler(MIPS_CPU_IRQ_BASE + 4, alchemy_gpic_dispatch);
+ irq_set_chained_handler(MIPS_CPU_IRQ_BASE + 5, alchemy_gpic_dispatch);
+}
+
+/******************************************************************************/
+
void __init arch_init_irq(void)
{
switch (alchemy_get_cputype()) {
@@ -608,6 +981,12 @@ void __init arch_init_irq(void)
case ALCHEMY_CPU_AU1200:
au1000_init_irq(au1200_irqmap);
break;
+ case ALCHEMY_CPU_AU1300:
+ alchemy_gpic_init_irq(au1300_irqmap);
+ break;
+ default:
+ pr_err("unknown Alchemy IRQ core\n");
+ break;
}
}
--
1.7.7.2
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