diff options
Diffstat (limited to '')
| -rw-r--r-- | arch/arm/mach-footbridge/dma-isa.c (renamed from arch/arm/kernel/dma-isa.c) | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/arch/arm/kernel/dma-isa.c b/arch/arm/mach-footbridge/dma-isa.c index 2d90ecce5a11..937f5376d5e7 100644 --- a/arch/arm/kernel/dma-isa.c +++ b/arch/arm/mach-footbridge/dma-isa.c @@ -1,7 +1,5 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * linux/arch/arm/kernel/dma-isa.c - * * Copyright (C) 1999-2000 Russell King * * ISA DMA primitives @@ -13,6 +11,7 @@ * arch/arm/kernel/dma-ebsa285.c * Copyright (C) 1998 Phil Blundell */ +#include <linux/dma-map-ops.h> #include <linux/ioport.h> #include <linux/init.h> #include <linux/dma-mapping.h> @@ -20,6 +19,7 @@ #include <asm/dma.h> #include <asm/mach/dma.h> +#include <asm/hardware/dec21285.h> #define ISA_DMA_MASK 0 #define ISA_DMA_MODE 1 @@ -157,7 +157,7 @@ static dma_t isa_dma[8]; /* * ISA DMA always starts at channel 0 */ -void __init isa_init_dma(void) +static int __init isa_dma_init(void) { /* * Try to autodetect presence of an ISA DMA controller. @@ -222,4 +222,9 @@ void __init isa_init_dma(void) request_dma(DMA_ISA_CASCADE, "cascade"); } + + dma_direct_set_offset(&isa_dma_dev, PHYS_OFFSET, BUS_OFFSET, SZ_256M); + + return 0; } +core_initcall(isa_dma_init); |