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| author | Deng-Cheng Zhu <dengcheng.zhu@imgtec.com> | 2013-10-07 09:45:04 -0700 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2013-10-29 21:25:28 +0100 |
| commit | 70002f76db5f8ed4ab72f539fc600510e2a98022 (patch) | |
| tree | 2847d99eeec2e4be97fd1e70edcc385c25faad10 /arch/mips/include | |
| parent | f7886e87546cc68844e8edb66150aaaeacaf7204 (diff) | |
| download | linux-70002f76db5f8ed4ab72f539fc600510e2a98022.tar.bz2 | |
MIPS: Get rid of hard-coded values for Malta PIIX4 fixups
Make the code more readable by using defines.
Signed-off-by: Deng-Cheng Zhu <dengcheng.zhu@imgtec.com>
Cc: Steven J. Hill <Steven.Hill@imgtec.com>
Reviewed-by: James Hogan <james.hogan@imgtec.com>
Reviewed-by: Paul Burton <paul.burton@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/6031/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/include')
| -rw-r--r-- | arch/mips/include/asm/mips-boards/piix4.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mips-boards/piix4.h b/arch/mips/include/asm/mips-boards/piix4.h index a02596cf1abd..06d483131dc4 100644 --- a/arch/mips/include/asm/mips-boards/piix4.h +++ b/arch/mips/include/asm/mips-boards/piix4.h @@ -1,6 +1,7 @@ /* * Carsten Langgaard, carstenl@mips.com * Copyright (C) 2000 MIPS Technologies, Inc. All rights reserved. + * Copyright (C) 2013 Imagination Technologies Ltd. * * This program is free software; you can distribute it and/or modify it * under the terms of the GNU General Public License (Version 2) as @@ -20,6 +21,28 @@ #ifndef __ASM_MIPS_BOARDS_PIIX4_H #define __ASM_MIPS_BOARDS_PIIX4_H +/* PIRQX Route Control */ +#define PIIX4_FUNC0_PIRQRC 0x60 +#define PIIX4_FUNC0_PIRQRC_IRQ_ROUTING_DISABLE (1 << 7) +#define PIIX4_FUNC0_PIRQRC_IRQ_ROUTING_MASK 0xf +#define PIIX4_FUNC0_PIRQRC_IRQ_ROUTING_MAX 16 +/* Top Of Memory */ +#define PIIX4_FUNC0_TOM 0x69 +#define PIIX4_FUNC0_TOM_TOP_OF_MEMORY_MASK 0xf0 +/* Deterministic Latency Control */ +#define PIIX4_FUNC0_DLC 0x82 +#define PIIX4_FUNC0_DLC_USBPR_EN (1 << 2) +#define PIIX4_FUNC0_DLC_PASSIVE_RELEASE_EN (1 << 1) +#define PIIX4_FUNC0_DLC_DELAYED_TRANSACTION_EN (1 << 0) + +/* IDE Timing */ +#define PIIX4_FUNC1_IDETIM_PRIMARY_LO 0x40 +#define PIIX4_FUNC1_IDETIM_PRIMARY_HI 0x41 +#define PIIX4_FUNC1_IDETIM_PRIMARY_HI_IDE_DECODE_EN (1 << 7) +#define PIIX4_FUNC1_IDETIM_SECONDARY_LO 0x42 +#define PIIX4_FUNC1_IDETIM_SECONDARY_HI 0x43 +#define PIIX4_FUNC1_IDETIM_SECONDARY_HI_IDE_DECODE_EN (1 << 7) + /************************************************************************ * IO register offsets ************************************************************************/ |