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authorDaniel Laird <daniel.j.laird@nxp.com>2008-06-16 15:49:21 +0100
committerRalf Baechle <ralf@linux-mips.org>2008-10-27 16:18:29 +0000
commitedb6310aaa0dfc3da303a4ba6dff9dce3fbaa8d3 (patch)
treec57fb86878978d13b4959109f1a9760b18cc177b /arch/mips/include/asm/mach-pnx833x
parent537fa37c8606793b9998c35de0abfcb7d549a3f2 (diff)
MIPS: Add support for NXP PNX833x (STB222/5) into linux kernel
The following patch add support for the NXP PNX833x SOC. More specifically it adds support for the STB222/5 variant. It fixes the vectored interrupt issue. Signed-off-by: daniel.j.laird <daniel.j.laird@nxp.com> Signed-off-by: Jason Wessel <jason.wessel@windriver.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/include/asm/mach-pnx833x')
-rw-r--r--arch/mips/include/asm/mach-pnx833x/gpio.h172
-rw-r--r--arch/mips/include/asm/mach-pnx833x/irq-mapping.h126
-rw-r--r--arch/mips/include/asm/mach-pnx833x/irq.h53
-rw-r--r--arch/mips/include/asm/mach-pnx833x/pnx833x.h202
-rw-r--r--arch/mips/include/asm/mach-pnx833x/war.h25
5 files changed, 578 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-pnx833x/gpio.h b/arch/mips/include/asm/mach-pnx833x/gpio.h
new file mode 100644
index 00000000000..8de0eb9c98a
--- /dev/null
+++ b/arch/mips/include/asm/mach-pnx833x/gpio.h
@@ -0,0 +1,172 @@
+/*
+ * gpio.h: GPIO Support for PNX833X.
+ *
+ * Copyright 2008 NXP Semiconductors
+ * Chris Steel <chris.steel@nxp.com>
+ * Daniel Laird <daniel.j.laird@nxp.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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+#ifndef __ASM_MIPS_MACH_PNX833X_GPIO_H
+#define __ASM_MIPS_MACH_PNX833X_GPIO_H
+
+/* BIG FAT WARNING: races danger!
+ No protections exist here. Current users are only early init code,
+ when locking is not needed because no cuncurency yet exists there,
+ and GPIO IRQ dispatcher, which does locking.
+ However, if many uses will ever happen, proper locking will be needed
+ - including locking between different uses
+*/
+
+#include "pnx833x.h"
+
+#define SET_REG_BIT(reg, bit) do { (reg |= (1 << (bit))); } while (0)
+#define CLEAR_REG_BIT(reg, bit) do { (reg &= ~(1 << (bit))); } while (0)
+
+/* Initialize GPIO to a known state */
+static inline void pnx833x_gpio_init(void)
+{
+ PNX833X_PIO_DIR = 0;
+ PNX833X_PIO_DIR2 = 0;
+ PNX833X_PIO_SEL = 0;
+ PNX833X_PIO_SEL2 = 0;
+ PNX833X_PIO_INT_EDGE = 0;
+ PNX833X_PIO_INT_HI = 0;
+ PNX833X_PIO_INT_LO = 0;
+
+ /* clear any GPIO interrupt requests */
+ PNX833X_PIO_INT_CLEAR = 0xffff;
+ PNX833X_PIO_INT_CLEAR = 0;
+ PNX833X_PIO_INT_ENABLE = 0;
+}
+
+/* Select GPIO direction for a pin */
+static inline void pnx833x_gpio_select_input(unsigned int pin)
+{
+ if (pin < 32)
+ CLEAR_REG_BIT(PNX833X_PIO_DIR, pin);
+ else
+ CLEAR_REG_BIT(PNX833X_PIO_DIR2, pin & 31);
+}
+static inline void pnx833x_gpio_select_output(unsigned int pin)
+{
+ if (pin < 32)
+ SET_REG_BIT(PNX833X_PIO_DIR, pin);
+ else
+ SET_REG_BIT(PNX833X_PIO_DIR2, pin & 31);
+}
+
+/* Select GPIO or alternate function for a pin */
+static inline void pnx833x_gpio_select_function_io(unsigned int pin)
+{
+ if (pin < 32)
+ CLEAR_REG_BIT(PNX833X_PIO_SEL, pin);
+ else
+ CLEAR_REG_BIT(PNX833X_PIO_SEL2, pin & 31);
+}
+static inline void pnx833x_gpio_select_function_alt(unsigned int pin)
+{
+ if (pin < 32)
+ SET_REG_BIT(PNX833X_PIO_SEL, pin);
+ else
+ SET_REG_BIT(PNX833X_PIO_SEL2, pin & 31);
+}
+
+/* Read GPIO pin */
+static inline int pnx833x_gpio_read(unsigned int pin)
+{
+ if (pin < 32)
+ return (PNX833X_PIO_IN >> pin) & 1;
+ else
+ return (PNX833X_PIO_IN2 >> (pin & 31)) & 1;
+}
+
+/* Write GPIO pin */
+static inline void pnx833x_gpio_write(unsigned int val, unsigned int pin)
+{
+ if (pin < 32) {
+ if (val)
+ SET_REG_BIT(PNX833X_PIO_OUT, pin);
+ else
+ CLEAR_REG_BIT(PNX833X_PIO_OUT, pin);
+ } else {
+ if (val)
+ SET_REG_BIT(PNX833X_PIO_OUT2, pin & 31);
+ else
+ CLEAR_REG_BIT(PNX833X_PIO_OUT2, pin & 31);
+ }
+}
+
+/* Configure GPIO interrupt */
+#define GPIO_INT_NONE 0
+#define GPIO_INT_LEVEL_LOW 1
+#define GPIO_INT_LEVEL_HIGH 2
+#define GPIO_INT_EDGE_RISING 3
+#define GPIO_INT_EDGE_FALLING 4
+#define GPIO_INT_EDGE_BOTH 5
+static inline void pnx833x_gpio_setup_irq(int when, unsigned int pin)
+{
+ switch (when) {
+ case GPIO_INT_LEVEL_LOW:
+ CLEAR_REG_BIT(PNX833X_PIO_INT_EDGE, pin);
+ CLEAR_REG_BIT(PNX833X_PIO_INT_HI, pin);
+ SET_REG_BIT(PNX833X_PIO_INT_LO, pin);
+ break;
+ case GPIO_INT_LEVEL_HIGH:
+ CLEAR_REG_BIT(PNX833X_PIO_INT_EDGE, pin);
+ SET_REG_BIT(PNX833X_PIO_INT_HI, pin);
+ CLEAR_REG_BIT(PNX833X_PIO_INT_LO, pin);
+ break;
+ case GPIO_INT_EDGE_RISING:
+ SET_REG_BIT(PNX833X_PIO_INT_EDGE, pin);
+ SET_REG_BIT(PNX833X_PIO_INT_HI, pin);
+ CLEAR_REG_BIT(PNX833X_PIO_INT_LO, pin);
+ break;
+ case GPIO_INT_EDGE_FALLING:
+ SET_REG_BIT(PNX833X_PIO_INT_EDGE, pin);
+ CLEAR_REG_BIT(PNX833X_PIO_INT_HI, pin);
+ SET_REG_BIT(PNX833X_PIO_INT_LO, pin);
+ break;
+ case GPIO_INT_EDGE_BOTH:
+ SET_REG_BIT(PNX833X_PIO_INT_EDGE, pin);
+ SET_REG_BIT(PNX833X_PIO_INT_HI, pin);
+ SET_REG_BIT(PNX833X_PIO_INT_LO, pin);
+ break;
+ default:
+ CLEAR_REG_BIT(PNX833X_PIO_INT_EDGE, pin);
+ CLEAR_REG_BIT(PNX833X_PIO_INT_HI, pin);
+ CLEAR_REG_BIT(PNX833X_PIO_INT_LO, pin);
+ break;
+ }
+}
+
+/* Enable/disable GPIO interrupt */
+static inline void pnx833x_gpio_enable_irq(unsigned int pin)
+{
+ SET_REG_BIT(PNX833X_PIO_INT_ENABLE, pin);
+}
+static inline void pnx833x_gpio_disable_irq(unsigned int pin)
+{
+ CLEAR_REG_BIT(PNX833X_PIO_INT_ENABLE, pin);
+}
+
+/* Clear GPIO interrupt request */
+static inline void pnx833x_gpio_clear_irq(unsigned int pin)
+{
+ SET_REG_BIT(PNX833X_PIO_INT_CLEAR, pin);
+ CLEAR_REG_BIT(PNX833X_PIO_INT_CLEAR, pin);
+}
+
+#endif
diff --git a/arch/mips/include/asm/mach-pnx833x/irq-mapping.h b/arch/mips/include/asm/mach-pnx833x/irq-mapping.h
new file mode 100644
index 00000000000..657f089b172
--- /dev/null
+++ b/arch/mips/include/asm/mach-pnx833x/irq-mapping.h
@@ -0,0 +1,126 @@
+
+/*
+ * irq.h: IRQ mappings for PNX833X.
+ *
+ * Copyright 2008 NXP Semiconductors
+ * Chris Steel <chris.steel@nxp.com>
+ * Daniel Laird <daniel.j.laird@nxp.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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef __ASM_MIPS_MACH_PNX833X_IRQ_MAPPING_H
+#define __ASM_MIPS_MACH_PNX833X_IRQ_MAPPING_H
+/*
+ * The "IRQ numbers" are completely virtual.
+ *
+ * In PNX8330/1, we have 48 interrupt lines, numbered from 1 to 48.
+ * Let's use numbers 1..48 for PIC interrupts, number 0 for timer interrupt,
+ * numbers 49..64 for (virtual) GPIO interrupts.
+ *
+ * In PNX8335, we have 57 interrupt lines, numbered from 1 to 57,
+ * connected to PIC, which uses core hardware interrupt 2, and also
+ * a timer interrupt through hardware interrupt 5.
+ * Let's use numbers 1..64 for PIC interrupts, number 0 for timer interrupt,
+ * numbers 65..80 for (virtual) GPIO interrupts.
+ *
+ */
+#include <irq.h>
+
+#define PNX833X_TIMER_IRQ (MIPS_CPU_IRQ_BASE + 7)
+
+/* Interrupts supported by PIC */
+#define PNX833X_PIC_I2C0_INT (PNX833X_PIC_IRQ_BASE + 1)
+#define PNX833X_PIC_I2C1_INT (PNX833X_PIC_IRQ_BASE + 2)
+#define PNX833X_PIC_UART0_INT (PNX833X_PIC_IRQ_BASE + 3)
+#define PNX833X_PIC_UART1_INT (PNX833X_PIC_IRQ_BASE + 4)
+#define PNX833X_PIC_TS_IN0_DV_INT (PNX833X_PIC_IRQ_BASE + 5)
+#define PNX833X_PIC_TS_IN0_DMA_INT (PNX833X_PIC_IRQ_BASE + 6)
+#define PNX833X_PIC_GPIO_INT (PNX833X_PIC_IRQ_BASE + 7)
+#define PNX833X_PIC_AUDIO_DEC_INT (PNX833X_PIC_IRQ_BASE + 8)
+#define PNX833X_PIC_VIDEO_DEC_INT (PNX833X_PIC_IRQ_BASE + 9)
+#define PNX833X_PIC_CONFIG_INT (PNX833X_PIC_IRQ_BASE + 10)
+#define PNX833X_PIC_AOI_INT (PNX833X_PIC_IRQ_BASE + 11)
+#define PNX833X_PIC_SYNC_INT (PNX833X_PIC_IRQ_BASE + 12)
+#define PNX8330_PIC_SPU_INT (PNX833X_PIC_IRQ_BASE + 13)
+#define PNX8335_PIC_SATA_INT (PNX833X_PIC_IRQ_BASE + 13)
+#define PNX833X_PIC_OSD_INT (PNX833X_PIC_IRQ_BASE + 14)
+#define PNX833X_PIC_DISP1_INT (PNX833X_PIC_IRQ_BASE + 15)
+#define PNX833X_PIC_DEINTERLACER_INT (PNX833X_PIC_IRQ_BASE + 16)
+#define PNX833X_PIC_DISPLAY2_INT (PNX833X_PIC_IRQ_BASE + 17)
+#define PNX833X_PIC_VC_INT (PNX833X_PIC_IRQ_BASE + 18)
+#define PNX833X_PIC_SC_INT (PNX833X_PIC_IRQ_BASE + 19)
+#define PNX833X_PIC_IDE_INT (PNX833X_PIC_IRQ_BASE + 20)
+#define PNX833X_PIC_IDE_DMA_INT (PNX833X_PIC_IRQ_BASE + 21)
+#define PNX833X_PIC_TS_IN1_DV_INT (PNX833X_PIC_IRQ_BASE + 22)
+#define PNX833X_PIC_TS_IN1_DMA_INT (PNX833X_PIC_IRQ_BASE + 23)
+#define PNX833X_PIC_SGDX_DMA_INT (PNX833X_PIC_IRQ_BASE + 24)
+#define PNX833X_PIC_TS_OUT_INT (PNX833X_PIC_IRQ_BASE + 25)
+#define PNX833X_PIC_IR_INT (PNX833X_PIC_IRQ_BASE + 26)
+#define PNX833X_PIC_VMSP1_INT (PNX833X_PIC_IRQ_BASE + 27)
+#define PNX833X_PIC_VMSP2_INT (PNX833X_PIC_IRQ_BASE + 28)
+#define PNX833X_PIC_PIBC_INT (PNX833X_PIC_IRQ_BASE + 29)
+#define PNX833X_PIC_TS_IN0_TRD_INT (PNX833X_PIC_IRQ_BASE + 30)
+#define PNX833X_PIC_SGDX_TPD_INT (PNX833X_PIC_IRQ_BASE + 31)
+#define PNX833X_PIC_USB_INT (PNX833X_PIC_IRQ_BASE + 32)
+#define PNX833X_PIC_TS_IN1_TRD_INT (PNX833X_PIC_IRQ_BASE + 33)
+#define PNX833X_PIC_CLOCK_INT (PNX833X_PIC_IRQ_BASE + 34)
+#define PNX833X_PIC_SGDX_PARSER_INT (PNX833X_PIC_IRQ_BASE + 35)
+#define PNX833X_PIC_VMSP_DMA_INT (PNX833X_PIC_IRQ_BASE + 36)
+
+#if defined(CONFIG_SOC_PNX8335)
+#define PNX8335_PIC_MIU_INT (PNX833X_PIC_IRQ_BASE + 37)
+#define PNX8335_PIC_AVCHIP_IRQ_INT (PNX833X_PIC_IRQ_BASE + 38)
+#define PNX8335_PIC_SYNC_HD_INT (PNX833X_PIC_IRQ_BASE + 39)
+#define PNX8335_PIC_DISP_HD_INT (PNX833X_PIC_IRQ_BASE + 40)
+#define PNX8335_PIC_DISP_SCALER_INT (PNX833X_PIC_IRQ_BASE + 41)
+#define PNX8335_PIC_OSD_HD1_INT (PNX833X_PIC_IRQ_BASE + 42)
+#define PNX8335_PIC_DTL_WRITER_Y_INT (PNX833X_PIC_IRQ_BASE + 43)
+#define PNX8335_PIC_DTL_WRITER_C_INT (PNX833X_PIC_IRQ_BASE + 44)
+#define PNX8335_PIC_DTL_EMULATOR_Y_IR_INT (PNX833X_PIC_IRQ_BASE + 45)
+#define PNX8335_PIC_DTL_EMULATOR_C_IR_INT (PNX833X_PIC_IRQ_BASE + 46)
+#define PNX8335_PIC_DENC_TTX_INT (PNX833X_PIC_IRQ_BASE + 47)
+#define PNX8335_PIC_MMI_SIF0_INT (PNX833X_PIC_IRQ_BASE + 48)
+#define PNX8335_PIC_MMI_SIF1_INT (PNX833X_PIC_IRQ_BASE + 49)
+#define PNX8335_PIC_MMI_CDMMU_INT (PNX833X_PIC_IRQ_BASE + 50)
+#define PNX8335_PIC_PIBCS_INT (PNX833X_PIC_IRQ_BASE + 51)
+#define PNX8335_PIC_ETHERNET_INT (PNX833X_PIC_IRQ_BASE + 52)
+#define PNX8335_PIC_VMSP1_0_INT (PNX833X_PIC_IRQ_BASE + 53)
+#define PNX8335_PIC_VMSP1_1_INT (PNX833X_PIC_IRQ_BASE + 54)
+#define PNX8335_PIC_VMSP1_DMA_INT (PNX833X_PIC_IRQ_BASE + 55)
+#define PNX8335_PIC_TDGR_DE_INT (PNX833X_PIC_IRQ_BASE + 56)
+#define PNX8335_PIC_IR1_IRQ_INT (PNX833X_PIC_IRQ_BASE + 57)
+#endif
+
+/* GPIO interrupts */
+#define PNX833X_GPIO_0_INT (PNX833X_GPIO_IRQ_BASE + 0)
+#define PNX833X_GPIO_1_INT (PNX833X_GPIO_IRQ_BASE + 1)
+#define PNX833X_GPIO_2_INT (PNX833X_GPIO_IRQ_BASE + 2)
+#define PNX833X_GPIO_3_INT (PNX833X_GPIO_IRQ_BASE + 3)
+#define PNX833X_GPIO_4_INT (PNX833X_GPIO_IRQ_BASE + 4)
+#define PNX833X_GPIO_5_INT (PNX833X_GPIO_IRQ_BASE + 5)
+#define PNX833X_GPIO_6_INT (PNX833X_GPIO_IRQ_BASE + 6)
+#define PNX833X_GPIO_7_INT (PNX833X_GPIO_IRQ_BASE + 7)
+#define PNX833X_GPIO_8_INT (PNX833X_GPIO_IRQ_BASE + 8)
+#define PNX833X_GPIO_9_INT (PNX833X_GPIO_IRQ_BASE + 9)
+#define PNX833X_GPIO_10_INT (PNX833X_GPIO_IRQ_BASE + 10)
+#define PNX833X_GPIO_11_INT (PNX833X_GPIO_IRQ_BASE + 11)
+#define PNX833X_GPIO_12_INT (PNX833X_GPIO_IRQ_BASE + 12)
+#define PNX833X_GPIO_13_INT (PNX833X_GPIO_IRQ_BASE + 13)
+#define PNX833X_GPIO_14_INT (PNX833X_GPIO_IRQ_BASE + 14)
+#define PNX833X_GPIO_15_INT (PNX833X_GPIO_IRQ_BASE + 15)
+
+#endif
+
diff --git a/arch/mips/include/asm/mach-pnx833x/irq.h b/arch/mips/include/asm/mach-pnx833x/irq.h
new file mode 100644
index 00000000000..745114b1d8d
--- /dev/null
+++ b/arch/mips/include/asm/mach-pnx833x/irq.h
@@ -0,0 +1,53 @@
+/*
+ * irq.h: IRQ mappings for PNX833X.
+ *
+ * Copyright 2008 NXP Semiconductors
+ * Chris Steel <chris.steel@nxp.com>
+ * Daniel Laird <daniel.j.laird@nxp.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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef __ASM_MIPS_MACH_PNX833X_IRQ_H
+#define __ASM_MIPS_MACH_PNX833X_IRQ_H
+/*
+ * The "IRQ numbers" are completely virtual.
+ *
+ * In PNX8330/1, we have 48 interrupt lines, numbered from 1 to 48.
+ * Let's use numbers 1..48 for PIC interrupts, number 0 for timer interrupt,
+ * numbers 49..64 for (virtual) GPIO interrupts.
+ *
+ * In PNX8335, we have 57 interrupt lines, numbered from 1 to 57,
+ * connected to PIC, which uses core hardware interrupt 2, and also
+ * a timer interrupt through hardware interrupt 5.
+ * Let's use numbers 1..64 for PIC interrupts, number 0 for timer interrupt,
+ * numbers 65..80 for (virtual) GPIO interrupts.
+ *
+ */
+#if defined(CONFIG_SOC_PNX8335)
+ #define PNX833X_PIC_NUM_IRQ 58
+#else
+ #define PNX833X_PIC_NUM_IRQ 37
+#endif
+
+#define MIPS_CPU_NUM_IRQ 8
+#define PNX833X_GPIO_NUM_IRQ 16
+
+#define MIPS_CPU_IRQ_BASE 0
+#define PNX833X_PIC_IRQ_BASE (MIPS_CPU_IRQ_BASE + MIPS_CPU_NUM_IRQ)
+#define PNX833X_GPIO_IRQ_BASE (PNX833X_PIC_IRQ_BASE + PNX833X_PIC_NUM_IRQ)
+#define NR_IRQS (MIPS_CPU_NUM_IRQ + PNX833X_PIC_NUM_IRQ + PNX833X_GPIO_NUM_IRQ)
+
+#endif
diff --git a/arch/mips/include/asm/mach-pnx833x/pnx833x.h b/arch/mips/include/asm/mach-pnx833x/pnx833x.h
new file mode 100644
index 00000000000..100f52870e3
--- /dev/null
+++ b/arch/mips/include/asm/mach-pnx833x/pnx833x.h
@@ -0,0 +1,202 @@
+/*
+ * pnx833x.h: Register mappings for PNX833X.
+ *
+ * Copyright 2008 NXP Semiconductors
+ * Chris Steel <chris.steel@nxp.com>
+ * Daniel Laird <daniel.j.laird@nxp.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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+#ifndef __ASM_MIPS_MACH_PNX833X_PNX833X_H
+#define __ASM_MIPS_MACH_PNX833X_PNX833X_H
+
+/* All regs are accessed in KSEG1 */
+#define PNX833X_BASE (0xa0000000ul + 0x17E00000ul)
+
+#define PNX833X_REG(offs) (*((volatile unsigned long *)(PNX833X_BASE + offs)))
+
+/* Registers are named exactly as in PNX833X docs, just with PNX833X_ prefix */
+
+/* Read access to multibit fields */
+#define PNX833X_BIT(val, reg, field) ((val) & PNX833X_##reg##_##field)
+#define PNX833X_REGBIT(reg, field) PNX833X_BIT(PNX833X_##reg, reg, field)
+
+/* Use PNX833X_FIELD to extract a field from val */
+#define PNX_FIELD(cpu, val, reg, field) \
+ (((val) & PNX##cpu##_##reg##_##field##_MASK) >> \
+ PNX##cpu##_##reg##_##field##_SHIFT)
+#define PNX833X_FIELD(val, reg, field) PNX_FIELD(833X, val, reg, field)
+#define PNX8330_FIELD(val, reg, field) PNX_FIELD(8330, val, reg, field)
+#define PNX8335_FIELD(val, reg, field) PNX_FIELD(8335, val, reg, field)
+
+/* Use PNX833X_REGFIELD to extract a field from a register */
+#define PNX833X_REGFIELD(reg, field) PNX833X_FIELD(PNX833X_##reg, reg, field)
+#define PNX8330_REGFIELD(reg, field) PNX8330_FIELD(PNX8330_##reg, reg, field)
+#define PNX8335_REGFIELD(reg, field) PNX8335_FIELD(PNX8335_##reg, reg, field)
+
+
+#define PNX_WRITEFIELD(cpu, val, reg, field) \
+ (PNX##cpu##_##reg = (PNX##cpu##_##reg & ~(PNX##cpu##_##reg##_##field##_MASK)) | \
+ ((val) << PNX##cpu##_##reg##_##field##_SHIFT))
+#define PNX833X_WRITEFIELD(val, reg, field) \
+ PNX_WRITEFIELD(833X, val, reg, field)
+#define PNX8330_WRITEFIELD(val, reg, field) \
+ PNX_WRITEFIELD(8330, val, reg, field)
+#define PNX8335_WRITEFIELD(val, reg, field) \
+ PNX_WRITEFIELD(8335, val, reg, field)
+
+
+/* Macros to detect CPU type */
+
+#define PNX833X_CONFIG_MODULE_ID PNX833X_REG(0x7FFC)
+#define PNX833X_CONFIG_MODULE_ID_MAJREV_MASK 0x0000f000
+#define PNX833X_CONFIG_MODULE_ID_MAJREV_SHIFT 12
+#define PNX8330_CONFIG_MODULE_MAJREV 4
+#define PNX8335_CONFIG_MODULE_MAJREV 5
+#define CPU_IS_PNX8330 (PNX833X_REGFIELD(CONFIG_MODULE_ID, MAJREV) == \
+ PNX8330_CONFIG_MODULE_MAJREV)
+#define CPU_IS_PNX8335 (PNX833X_REGFIELD(CONFIG_MODULE_ID, MAJREV) == \
+ PNX8335_CONFIG_MODULE_MAJREV)
+
+
+
+#define PNX833X_RESET_CONTROL PNX833X_REG(0x8004)
+#define PNX833X_RESET_CONTROL_2 PNX833X_REG(0x8014)
+
+#define PNX833X_PIC_REG(offs) PNX833X_REG(0x01000 + (offs))
+#define PNX833X_PIC_INT_PRIORITY PNX833X_PIC_REG(0x0)
+#define PNX833X_PIC_INT_SRC PNX833X_PIC_REG(0x4)
+#define PNX833X_PIC_INT_SRC_INT_SRC_MASK 0x00000FF8ul /* bits 11:3 */
+#define PNX833X_PIC_INT_SRC_INT_SRC_SHIFT 3
+#define PNX833X_PIC_INT_REG(irq) PNX833X_PIC_REG(0x10 + 4*(irq))
+
+#define PNX833X_CLOCK_CPUCP_CTL PNX833X_REG(0x9228)
+#define PNX833X_CLOCK_CPUCP_CTL_EXIT_RESET 0x00000002ul /* bit 1 */
+#define PNX833X_CLOCK_CPUCP_CTL_DIV_CLOCK_MASK 0x00000018ul /* bits 4:3 */
+#define PNX833X_CLOCK_CPUCP_CTL_DIV_CLOCK_SHIFT 3
+
+#define PNX8335_CLOCK_PLL_CPU_CTL PNX833X_REG(0x9020)
+#define PNX8335_CLOCK_PLL_CPU_CTL_FREQ_MASK 0x1f
+#define PNX8335_CLOCK_PLL_CPU_CTL_FREQ_SHIFT 0
+
+#define PNX833X_CONFIG_MUX PNX833X_REG(0x7004)
+#define PNX833X_CONFIG_MUX_IDE_MUX 0x00000080 /* bit 7 */
+
+#define PNX8330_CONFIG_POLYFUSE_7 PNX833X_REG(0x7040)
+#define PNX8330_CONFIG_POLYFUSE_7_BOOT_MODE_MASK 0x00180000
+#define PNX8330_CONFIG_POLYFUSE_7_BOOT_MODE_SHIFT 19
+
+#define PNX833X_PIO_IN PNX833X_REG(0xF000)
+#define PNX833X_PIO_OUT PNX833X_REG(0xF004)
+#define PNX833X_PIO_DIR PNX833X_REG(0xF008)
+#define PNX833X_PIO_SEL PNX833X_REG(0xF014)
+#define PNX833X_PIO_INT_EDGE PNX833X_REG(0xF020)
+#define PNX833X_PIO_INT_HI PNX833X_REG(0xF024)
+#define PNX833X_PIO_INT_LO PNX833X_REG(0xF028)
+#define PNX833X_PIO_INT_STATUS PNX833X_REG(0xFFE0)
+#define PNX833X_PIO_INT_ENABLE PNX833X_REG(0xFFE4)
+#define PNX833X_PIO_INT_CLEAR PNX833X_REG(0xFFE8)
+#define PNX833X_PIO_IN2 PNX833X_REG(0xF05C)
+#define PNX833X_PIO_OUT2 PNX833X_REG(0xF060)
+#define PNX833X_PIO_DIR2 PNX833X_REG(0xF064)
+#define PNX833X_PIO_SEL2 PNX833X_REG(0xF068)
+
+#define PNX833X_UART0_PORTS_START (PNX833X_BASE + 0xB000)
+#define PNX833X_UART0_PORTS_END (PNX833X_BASE + 0xBFFF)
+#define PNX833X_UART1_PORTS_START (PNX833X_BASE + 0xC000)
+#define PNX833X_UART1_PORTS_END (PNX833X_BASE + 0xCFFF)
+
+#define PNX833X_USB_PORTS_START (PNX833X_BASE + 0x19000)
+#define PNX833X_USB_PORTS_END (PNX833X_BASE + 0x19FFF)
+
+#define PNX833X_CONFIG_USB PNX833X_REG(0x7008)
+
+#define PNX833X_I2C0_PORTS_START (PNX833X_BASE + 0xD000)
+#define PNX833X_I2C0_PORTS_END (PNX833X_BASE + 0xDFFF)
+#define PNX833X_I2C1_PORTS_START (PNX833X_BASE + 0xE000)
+#define PNX833X_I2C1_PORTS_END (PNX833X_BASE + 0xEFFF)
+
+#define PNX833X_IDE_PORTS_START (PNX833X_BASE + 0x1A000)
+#define PNX833X_IDE_PORTS_END (PNX833X_BASE + 0x1AFFF)
+#define PNX833X_IDE_MODULE_ID PNX833X_REG(0x1AFFC)
+
+#define PNX833X_IDE_MODULE_ID_MODULE_ID_MASK 0xFFFF0000
+#define PNX833X_IDE_MODULE_ID_MODULE_ID_SHIFT 16
+#define PNX833X_IDE_MODULE_ID_VALUE 0xA009
+
+
+#define PNX833X_MIU_SEL0 PNX833X_REG(0x2004)
+#define PNX833X_MIU_SEL0_TIMING PNX833X_REG(0x2008)
+#define PNX833X_MIU_SEL1 PNX833X_REG(0x200C)
+#define PNX833X_MIU_SEL1_TIMING PNX833X_REG(0x2010)
+#define PNX833X_MIU_SEL2 PNX833X_REG(0x2014)
+#define PNX833X_MIU_SEL2_TIMING PNX833X_REG(0x2018)
+#define PNX833X_MIU_SEL3 PNX833X_REG(0x201C)
+#define PNX833X_MIU_SEL3_TIMING PNX833X_REG(0x2020)
+
+#define PNX833X_MIU_SEL0_SPI_MODE_ENABLE_MASK (1 << 14)
+#define PNX833X_MIU_SEL0_SPI_MODE_ENABLE_SHIFT 14
+
+#define PNX833X_MIU_SEL0_BURST_MODE_ENABLE_MASK (1 << 7)
+#define PNX833X_MIU_SEL0_BURST_MODE_ENABLE_SHIFT 7
+
+#define PNX833X_MIU_SEL0_BURST_PAGE_LEN_MASK (0xF << 9)
+#define PNX833X_MIU_SEL0_BURST_PAGE_LEN_SHIFT 9
+
+#define PNX833X_MIU_CONFIG_SPI PNX833X_REG(0x2000)
+
+#define PNX833X_MIU_CONFIG_SPI_OPCODE_MASK (0xFF << 3)
+#define PNX833X_MIU_CONFIG_SPI_OPCODE_SHIFT 3
+
+#define PNX833X_MIU_CONFIG_SPI_DATA_ENABLE_MASK (1 << 2)
+#define PNX833X_MIU_CONFIG_SPI_DATA_ENABLE_SHIFT 2
+
+#define PNX833X_MIU_CONFIG_SPI_ADDR_ENABLE_MASK (1 << 1)
+#define PNX833X_MIU_CONFIG_SPI_ADDR_ENABLE_SHIFT 1
+
+#define PNX833X_MIU_CONFIG_SPI_SYNC_MASK (1 << 0)
+#define PNX833X_MIU_CONFIG_SPI_SYNC_SHIFT 0
+
+#define PNX833X_WRITE_CONFIG_SPI(opcode, data_enable, addr_enable, sync) \
+ (PNX833X_MIU_CONFIG_SPI = \
+ ((opcode) << PNX833X_MIU_CONFIG_SPI_OPCODE_SHIFT) | \
+ ((data_enable) << PNX833X_MIU_CONFIG_SPI_DATA_ENABLE_SHIFT) | \
+ ((addr_enable) << PNX833X_MIU_CONFIG_SPI_ADDR_ENABLE_SHIFT) | \
+ ((sync) << PNX833X_MIU_CONFIG_SPI_SYNC_SHIFT))
+
+#define PNX8335_IP3902_PORTS_START (PNX833X_BASE + 0x2F000)
+#define PNX8335_IP3902_PORTS_END (PNX833X_BASE + 0x2FFFF)
+#define PNX8335_IP3902_MODULE_ID PNX833X_REG(0x2FFFC)
+
+#define PNX8335_IP3902_MODULE_ID_MODULE_ID_MASK 0xFFFF0000
+#define PNX8335_IP3902_MODULE_ID_MODULE_ID_SHIFT 16
+#define PNX8335_IP3902_MODULE_ID_VALUE 0x3902
+
+ /* I/O location(gets remapped)*/
+#define PNX8335_NAND_BASE 0x18000000
+/* I/O location with CLE high */
+#define PNX8335_NAND_CLE_MASK 0x00100000
+/* I/O location with ALE high */
+#define PNX8335_NAND_ALE_MASK 0x00010000
+
+#define PNX8335_SATA_PORTS_START (PNX833X_BASE + 0x2E000)
+#define PNX8335_SATA_PORTS_END (PNX833X_BASE + 0x2EFFF)
+#define PNX8335_SATA_MODULE_ID PNX833X_REG(0x2EFFC)
+
+#define PNX8335_SATA_MODULE_ID_MODULE_ID_MASK 0xFFFF0000
+#define PNX8335_SATA_MODULE_ID_MODULE_ID_SHIFT 16
+#define PNX8335_SATA_MODULE_ID_VALUE 0xA099
+
+#endif
diff --git a/arch/mips/include/asm/mach-pnx833x/war.h b/arch/mips/include/asm/mach-pnx833x/war.h
new file mode 100644
index 00000000000..82cd1e97bc2
--- /dev/null
+++ b/arch/mips/include/asm/mach-pnx833x/war.h
@@ -0,0 +1,25 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2002, 2004, 2007 by Ralf Baechle <ralf@linux-mips.org>
+ */
+#ifndef __ASM_MIPS_MACH_PNX833X_WAR_H
+#define __ASM_MIPS_MACH_PNX833X_WAR_H
+
+#define R4600_V1_INDEX_ICACHEOP_WAR 0
+#define R4600_V1_HIT_CACHEOP_WAR 0
+#define R4600_V2_HIT_CACHEOP_WAR 0
+#define R5432_CP0_INTERRUPT_WAR 0
+#define BCM1250_M3_WAR 0
+#define SIBYTE_1956_WAR 0
+#define MIPS4K_ICACHE_REFILL_WAR 0
+#define MIPS_CACHE_SYNC_WAR 0
+#define TX49XX_ICACHE_INDEX_INV_WAR 0
+#define RM9000_CDEX_SMP_WAR 0
+#define ICACHE_REFILLS_WORKAROUND_WAR 0
+#define R10000_LLSC_WAR 0
+#define MIPS34K_MISSED_ITLB_WAR 0
+
+#endif /* __ASM_MIPS_MACH_PNX8550_WAR_H */