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author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-11 09:19:02 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-11 09:19:02 -0700 |
commit | 835a1c092432b3293ba6c4dec45ee6869c6f61fd (patch) | |
tree | a48582e4e4de3a8924b700c5ccaae78cd299cd73 /arch/mips/include/asm/vr41xx/vr41xx.h | |
parent | Merge branch 'for-linus' of git://git.alsa-project.org/alsa-kernel (diff) | |
parent | MIPS: RB532: provide GPIO_BUILTIN_NR and irq_to_gpio/gpio_to_irq (diff) | |
download | linux-dev-835a1c092432b3293ba6c4dec45ee6869c6f61fd.tar.xz linux-dev-835a1c092432b3293ba6c4dec45ee6869c6f61fd.zip |
Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus
* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus: (49 commits)
MIPS: RB532: provide GPIO_BUILTIN_NR and irq_to_gpio/gpio_to_irq
MIPS: Move ptrace prototypes to ptrace.h
MIPS: Ptrace support for HARDWARE_WATCHPOINTS
MIPS: Scheduler support for HARDWARE_WATCHPOINTS.
MIPS: Watch exception handling for HARDWARE_WATCHPOINTS.
MIPS: Probe watch registers and report configuration.
MIPS: Add HARDWARE_WATCHPOINTS definitions and support code.
MIPS: Add HARDWARE_WATCHPOINTS configure option.
MIPS: Replace use of <asm-generic/uaccess.h> with native implementations.
MIPS: TXx9: Add TX4939 ATA support (v2)
MIPS: Rewrite spinlocks to ticket locks.
MIPS: IP checksums: Optimize adjust of sum on buffers of odd alignment.
MIPS: IP checksums: Remove unncessary .set pseudos
MIPS: IP checksums: Remove unncessary folding of sum to 16 bit.
MIPS: Move headfiles to new location below arch/mips/include
MIPS: Alchemy: rename directory
MIPS: Optimize get_user and put_user for 64-bit
MIPS: TXx9: Implement prom_free_prom_memory
MIPS: TXx9: Add RBTX4939 board support
MIPS: TXx9: Add TX4939 SoC support
...
Diffstat (limited to 'arch/mips/include/asm/vr41xx/vr41xx.h')
-rw-r--r-- | arch/mips/include/asm/vr41xx/vr41xx.h | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/arch/mips/include/asm/vr41xx/vr41xx.h b/arch/mips/include/asm/vr41xx/vr41xx.h new file mode 100644 index 000000000000..22be64971cc6 --- /dev/null +++ b/arch/mips/include/asm/vr41xx/vr41xx.h @@ -0,0 +1,152 @@ +/* + * include/asm-mips/vr41xx/vr41xx.h + * + * Include file for NEC VR4100 series. + * + * Copyright (C) 1999 Michael Klar + * Copyright (C) 2001, 2002 Paul Mundt + * Copyright (C) 2002 MontaVista Software, Inc. + * Copyright (C) 2002 TimeSys Corp. + * Copyright (C) 2003-2008 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> + * + * 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. + */ +#ifndef __NEC_VR41XX_H +#define __NEC_VR41XX_H + +#include <linux/interrupt.h> + +/* + * CPU Revision + */ +/* VR4122 0x00000c70-0x00000c72 */ +#define PRID_VR4122_REV1_0 0x00000c70 +#define PRID_VR4122_REV2_0 0x00000c70 +#define PRID_VR4122_REV2_1 0x00000c70 +#define PRID_VR4122_REV3_0 0x00000c71 +#define PRID_VR4122_REV3_1 0x00000c72 + +/* VR4181A 0x00000c73-0x00000c7f */ +#define PRID_VR4181A_REV1_0 0x00000c73 +#define PRID_VR4181A_REV1_1 0x00000c74 + +/* VR4131 0x00000c80-0x00000c83 */ +#define PRID_VR4131_REV1_2 0x00000c80 +#define PRID_VR4131_REV2_0 0x00000c81 +#define PRID_VR4131_REV2_1 0x00000c82 +#define PRID_VR4131_REV2_2 0x00000c83 + +/* VR4133 0x00000c84- */ +#define PRID_VR4133 0x00000c84 + +/* + * Bus Control Uint + */ +extern unsigned long vr41xx_calculate_clock_frequency(void); +extern unsigned long vr41xx_get_vtclock_frequency(void); +extern unsigned long vr41xx_get_tclock_frequency(void); + +/* + * Clock Mask Unit + */ +typedef enum { + PIU_CLOCK, + SIU_CLOCK, + AIU_CLOCK, + KIU_CLOCK, + FIR_CLOCK, + DSIU_CLOCK, + CSI_CLOCK, + PCIU_CLOCK, + HSP_CLOCK, + PCI_CLOCK, + CEU_CLOCK, + ETHER0_CLOCK, + ETHER1_CLOCK +} vr41xx_clock_t; + +extern void vr41xx_supply_clock(vr41xx_clock_t clock); +extern void vr41xx_mask_clock(vr41xx_clock_t clock); + +/* + * Interrupt Control Unit + */ +extern int vr41xx_set_intassign(unsigned int irq, unsigned char intassign); +extern int cascade_irq(unsigned int irq, int (*get_irq)(unsigned int)); + +#define PIUINT_COMMAND 0x0040 +#define PIUINT_DATA 0x0020 +#define PIUINT_PAGE1 0x0010 +#define PIUINT_PAGE0 0x0008 +#define PIUINT_DATALOST 0x0004 +#define PIUINT_STATUSCHANGE 0x0001 + +extern void vr41xx_enable_piuint(uint16_t mask); +extern void vr41xx_disable_piuint(uint16_t mask); + +#define AIUINT_INPUT_DMAEND 0x0800 +#define AIUINT_INPUT_DMAHALT 0x0400 +#define AIUINT_INPUT_DATALOST 0x0200 +#define AIUINT_INPUT_DATA 0x0100 +#define AIUINT_OUTPUT_DMAEND 0x0008 +#define AIUINT_OUTPUT_DMAHALT 0x0004 +#define AIUINT_OUTPUT_NODATA 0x0002 + +extern void vr41xx_enable_aiuint(uint16_t mask); +extern void vr41xx_disable_aiuint(uint16_t mask); + +#define KIUINT_DATALOST 0x0004 +#define KIUINT_DATAREADY 0x0002 +#define KIUINT_SCAN 0x0001 + +extern void vr41xx_enable_kiuint(uint16_t mask); +extern void vr41xx_disable_kiuint(uint16_t mask); + +#define DSIUINT_CTS 0x0800 +#define DSIUINT_RXERR 0x0400 +#define DSIUINT_RX 0x0200 +#define DSIUINT_TX 0x0100 +#define DSIUINT_ALL 0x0f00 + +extern void vr41xx_enable_dsiuint(uint16_t mask); +extern void vr41xx_disable_dsiuint(uint16_t mask); + +#define FIRINT_UNIT 0x0010 +#define FIRINT_RX_DMAEND 0x0008 +#define FIRINT_RX_DMAHALT 0x0004 +#define FIRINT_TX_DMAEND 0x0002 +#define FIRINT_TX_DMAHALT 0x0001 + +extern void vr41xx_enable_firint(uint16_t mask); +extern void vr41xx_disable_firint(uint16_t mask); + +extern void vr41xx_enable_pciint(void); +extern void vr41xx_disable_pciint(void); + +extern void vr41xx_enable_scuint(void); +extern void vr41xx_disable_scuint(void); + +#define CSIINT_TX_DMAEND 0x0040 +#define CSIINT_TX_DMAHALT 0x0020 +#define CSIINT_TX_DATA 0x0010 +#define CSIINT_TX_FIFOEMPTY 0x0008 +#define CSIINT_RX_DMAEND 0x0004 +#define CSIINT_RX_DMAHALT 0x0002 +#define CSIINT_RX_FIFOEMPTY 0x0001 + +extern void vr41xx_enable_csiint(uint16_t mask); +extern void vr41xx_disable_csiint(uint16_t mask); + +extern void vr41xx_enable_bcuint(void); +extern void vr41xx_disable_bcuint(void); + +#ifdef CONFIG_SERIAL_VR41XX_CONSOLE +extern void vr41xx_siu_setup(void); +#else +static inline void vr41xx_siu_setup(void) {} +#endif + +#endif /* __NEC_VR41XX_H */ |