On Sat, Aug 25, 2007 at 01:30:01PM +0400, Vitaly Bordug wrote:
>
> In fact, loosely move of arch/ppc bits, though regions are
> set up using values from ranges property. This also adds
> setup_indirect_pci_noremap() function to handle indirect
> PCI without one more ioremap.
>
> Signed-off-by: Vitaly Bordug <[EMAIL PROTECTED]>
> Signed-off-by: Stefan Roese <[EMAIL PROTECTED]>
>
> ---
>
> arch/powerpc/platforms/44x/44x.h | 28 ++++
> arch/powerpc/platforms/44x/Makefile | 4 +
> arch/powerpc/platforms/44x/ppc440epx-pci.c | 192
> ++++++++++++++++++++++++++++
> arch/powerpc/platforms/44x/sequoia.c | 14 ++
> arch/powerpc/sysdev/indirect_pci.c | 14 ++
> include/asm-powerpc/pci-bridge.h | 2
> 6 files changed, 254 insertions(+), 0 deletions(-)
>
> diff --git a/arch/powerpc/platforms/44x/44x.h
> b/arch/powerpc/platforms/44x/44x.h
> index 42eabf8..d3845f9 100644
> --- a/arch/powerpc/platforms/44x/44x.h
> +++ b/arch/powerpc/platforms/44x/44x.h
> @@ -1,8 +1,36 @@
> #ifndef __POWERPC_PLATFORMS_44X_44X_H
> #define __POWERPC_PLATFORMS_44X_44X_H
> +#include <asm/pci-bridge.h>
> +
> +/* PCI support */
> +#define PPC4xx_PCI_CFGA_OFFSET 0
> +#define PPC4xx_PCI_CFGD_OFFSET 0x4
> +
> +#define PPC4xx_PCIL0_PMM0LA 0x000
> +#define PPC4xx_PCIL0_PMM0MA 0x004
> +#define PPC4xx_PCIL0_PMM0PCILA 0x008
> +#define PPC4xx_PCIL0_PMM0PCIHA 0x00C
> +#define PPC4xx_PCIL0_PMM1LA 0x010
> +#define PPC4xx_PCIL0_PMM1MA 0x014
> +#define PPC4xx_PCIL0_PMM1PCILA 0x018
> +#define PPC4xx_PCIL0_PMM1PCIHA 0x01C
> +#define PPC4xx_PCIL0_PMM2LA 0x020
> +#define PPC4xx_PCIL0_PMM2MA 0x024
> +#define PPC4xx_PCIL0_PMM2PCILA 0x028
> +#define PPC4xx_PCIL0_PMM2PCIHA 0x02C
> +#define PPC4xx_PCIL0_PTM1MS 0x030
> +#define PPC4xx_PCIL0_PTM1LA 0x034
> +#define PPC4xx_PCIL0_PTM2MS 0x038
> +#define PPC4xx_PCIL0_PTM2LA 0x03C
>
> extern u8 as1_readb(volatile u8 __iomem *addr);
> extern void as1_writeb(u8 data, volatile u8 __iomem *addr);
> extern void ppc44x_reset_system(char *cmd);
>
> +#ifdef CONFIG_PCI
> +int ppc440epx_exclude_device(struct pci_controller *hose,
> + u_char bus, u_char devfn);
> +int ppc440epx_add_bridge(struct device_node *dev);
> +#endif
> +
> #endif /* __POWERPC_PLATFORMS_44X_44X_H */
> diff --git a/arch/powerpc/platforms/44x/Makefile
> b/arch/powerpc/platforms/44x/Makefile
> index 10ce674..d2a5278 100644
> --- a/arch/powerpc/platforms/44x/Makefile
> +++ b/arch/powerpc/platforms/44x/Makefile
> @@ -2,3 +2,7 @@ obj-$(CONFIG_44x) := misc_44x.o
> obj-$(CONFIG_EBONY) += ebony.o
> obj-$(CONFIG_BAMBOO) += bamboo.o
> obj-$(CONFIG_SEQUOIA) += sequoia.o
> +
> +ifeq ($(CONFIG_PCI),y)
> +obj-$(CONFIG_440EPX) += ppc440epx-pci.o
> +endif
> diff --git a/arch/powerpc/platforms/44x/ppc440epx-pci.c
> b/arch/powerpc/platforms/44x/ppc440epx-pci.c
> new file mode 100644
> index 0000000..bd4a352
> --- /dev/null
> +++ b/arch/powerpc/platforms/44x/ppc440epx-pci.c
> @@ -0,0 +1,192 @@
> +/*
> + * PPC44x PCI host support
> + *
> + * Vitaly Bordug <[EMAIL PROTECTED]>
> + * Stefan Roese <[EMAIL PROTECTED]>
> + *
> + * Based on arch/ppc sequoia pci bits, that are
> + * Copyright 2006-2007 DENX Software Engineering, Stefan Roese <[EMAIL
> PROTECTED]>
> + *
> + * Based on bamboo.c from Wade Farnsworth <[EMAIL PROTECTED]>
> + * Copyright 2004 MontaVista Software Inc.
> + * Copyright 2006 AMCC
> + * 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.
> + */
Unless there really is something peculiar about the EPx bridge
compared to say the GP, EP and other 4xx bridges, this should have a
more general name.
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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