On 02/21/2012 05:40 PM, Tony Lindgren wrote:
> This is needed so we can eventually remove mach/io.h
> for omap2+.
>
> Signed-off-by: Tony Lindgren <tony@xxxxxxxxxxx>
> ---
> arch/arm/mach-omap1/include/mach/io.h | 78 ++++++++++++++++++++++++++++++-
> arch/arm/mach-omap2/common.h | 10 ++++
> arch/arm/mach-omap2/include/mach/io.h | 60 +++++++++++++++++++++++-
> arch/arm/mach-omap2/pm24xx.c | 2 -
> arch/arm/plat-omap/dma.c | 2 +
> arch/arm/plat-omap/include/plat/io.h | 84 ---------------------------------
> arch/arm/plat-omap/usb.c | 2 +
> 7 files changed, 150 insertions(+), 88 deletions(-)
> delete mode 100644 arch/arm/plat-omap/include/plat/io.h
>
> diff --git a/arch/arm/mach-omap1/include/mach/io.h b/arch/arm/mach-omap1/include/mach/io.h
> index 57bdf74..07ffba8 100644
> --- a/arch/arm/mach-omap1/include/mach/io.h
> +++ b/arch/arm/mach-omap1/include/mach/io.h
> @@ -1,5 +1,81 @@
> /*
> * arch/arm/mach-omap1/include/mach/io.h
> + *
> + * IO definitions for TI OMAP processors and boards
> + *
> + * Copied from arch/arm/mach-sa1100/include/mach/io.h
> + * Copyright (C) 1997-1999 Russell King
> + *
> + * 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
> + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
> + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
> + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
> + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
> + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
> + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
> + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
> + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
> + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
> + *
> + * 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.
> + *
> + * Modifications:
> + * 06-12-1997 RMK Created.
> + * 07-04-1999 RMK Major cleanup
> */
>
> -#include <plat/io.h>
> +#ifndef __ASM_ARM_ARCH_IO_H
> +#define __ASM_ARM_ARCH_IO_H
> +
> +#include <mach/hardware.h>
This shouldn't be needed.
> +
> +#define IO_SPACE_LIMIT 0xffffffff
> +
> +/*
> + * We don't actually have real ISA nor PCI buses, but there is so many
> + * drivers out there that might just work if we fake them...
> + */
> +#define __io(a) __typesafe_io(a)
> +#define __mem_pci(a) (a)
> +
> +/*
> + * ----------------------------------------------------------------------------
> + * I/O mapping
> + * ----------------------------------------------------------------------------
> + */
> +
> +#ifdef __ASSEMBLER__
> +#define IOMEM(x) (x)
> +#else
> +#define IOMEM(x) ((void __force __iomem *)(x))
> +#endif
> +
This can't be moved to iomap.h? I did that for other platforms.
> +/*
> + * ----------------------------------------------------------------------------
> + * Omap specific register access
> + * ----------------------------------------------------------------------------
> + */
> +
> +#ifndef __ASSEMBLER__
> +
> +/*
> + * NOTE: Please use ioremap + __raw_read/write where possible instead of these
> + */
> +
> +extern u8 omap_readb(u32 pa);
> +extern u16 omap_readw(u32 pa);
> +extern u32 omap_readl(u32 pa);
> +extern void omap_writeb(u8 v, u32 pa);
> +extern void omap_writew(u16 v, u32 pa);
> +extern void omap_writel(u32 v, u32 pa);
These can't be moved to common.h like omap2?
Same comments on omap2 io.h.
Rob
> +
> +#endif
> +
> +#endif
> diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h
> index f78ec4e..09ca9e9 100644
> --- a/arch/arm/mach-omap2/common.h
> +++ b/arch/arm/mach-omap2/common.h
> @@ -242,5 +242,15 @@ struct omap_sdrc_params;
> extern void omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
> struct omap_sdrc_params *sdrc_cs1);
>
> +/*
> + * NOTE: Please use ioremap + __raw_read/write where possible instead of these
> + */
> +extern u8 omap_readb(u32 pa);
> +extern u16 omap_readw(u32 pa);
> +extern u32 omap_readl(u32 pa);
> +extern void omap_writeb(u8 v, u32 pa);
> +extern void omap_writew(u16 v, u32 pa);
> +extern void omap_writel(u32 v, u32 pa);
> +
> #endif /* __ASSEMBLER__ */
> #endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */
> diff --git a/arch/arm/mach-omap2/include/mach/io.h b/arch/arm/mach-omap2/include/mach/io.h
> index fd78f31..7306404 100644
> --- a/arch/arm/mach-omap2/include/mach/io.h
> +++ b/arch/arm/mach-omap2/include/mach/io.h
> @@ -1,5 +1,63 @@
> /*
> * arch/arm/mach-omap2/include/mach/io.h
> + *
> + * IO definitions for TI OMAP processors and boards
> + *
> + * Copied from arch/arm/mach-sa1100/include/mach/io.h
> + * Copyright (C) 1997-1999 Russell King
> + *
> + * Copyright (C) 2009 Texas Instruments
> + * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@xxxxxx>
> + *
> + * 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
> + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
> + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
> + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
> + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
> + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
> + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
> + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
> + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
> + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
> + *
> + * 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.
> + *
> + * Modifications:
> + * 06-12-1997 RMK Created.
> + * 07-04-1999 RMK Major cleanup
> */
>
> -#include <plat/io.h>
> +#ifndef __ASM_ARM_ARCH_IO_H
> +#define __ASM_ARM_ARCH_IO_H
> +
> +#include <mach/hardware.h>
> +
> +#define IO_SPACE_LIMIT 0xffffffff
> +
> +/*
> + * We don't actually have real ISA nor PCI buses, but there is so many
> + * drivers out there that might just work if we fake them...
> + */
> +#define __io(a) __typesafe_io(a)
> +#define __mem_pci(a) (a)
> +
> +/*
> + * ----------------------------------------------------------------------------
> + * I/O mapping
> + * ----------------------------------------------------------------------------
> + */
> +
> +#ifdef __ASSEMBLER__
> +#define IOMEM(x) (x)
> +#else
> +#define IOMEM(x) ((void __force __iomem *)(x))
> +#endif
> +
> +#endif
> diff --git a/arch/arm/mach-omap2/pm24xx.c b/arch/arm/mach-omap2/pm24xx.c
> index ac0d629..894ed2d 100644
> --- a/arch/arm/mach-omap2/pm24xx.c
> +++ b/arch/arm/mach-omap2/pm24xx.c
> @@ -26,7 +26,6 @@
> #include <linux/module.h>
> #include <linux/delay.h>
> #include <linux/clk.h>
> -#include <linux/io.h>
> #include <linux/irq.h>
> #include <linux/time.h>
> #include <linux/gpio.h>
> @@ -42,7 +41,6 @@
>
> #include <mach/irqs.h>
>
> -#include "iomap.h"
> #include "common.h"
> #include "prm2xxx_3xxx.h"
> #include "prm-regbits-24xx.h"
> diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c
> index 002fb4d..95c3ed6 100644
> --- a/arch/arm/plat-omap/dma.c
> +++ b/arch/arm/plat-omap/dma.c
> @@ -164,6 +164,8 @@ static inline void set_gdma_dev(int req, int dev)
> }
> #else
> #define set_gdma_dev(req, dev) do {} while (0)
> +#define omap_readl(reg) 0
> +#define omap_writel(val, reg) do {} while (0)
> #endif
>
> void omap_set_dma_priority(int lch, int dst_port, int priority)
> diff --git a/arch/arm/plat-omap/include/plat/io.h b/arch/arm/plat-omap/include/plat/io.h
> deleted file mode 100644
> index 93261d9..0000000
> --- a/arch/arm/plat-omap/include/plat/io.h
> +++ /dev/null
> @@ -1,84 +0,0 @@
> -/*
> - * arch/arm/plat-omap/include/mach/io.h
> - *
> - * IO definitions for TI OMAP processors and boards
> - *
> - * Copied from arch/arm/mach-sa1100/include/mach/io.h
> - * Copyright (C) 1997-1999 Russell King
> - *
> - * Copyright (C) 2009 Texas Instruments
> - * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@xxxxxx>
> - *
> - * 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
> - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
> - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
> - * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
> - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
> - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
> - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
> - * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
> - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
> - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
> - *
> - * 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.
> - *
> - * Modifications:
> - * 06-12-1997 RMK Created.
> - * 07-04-1999 RMK Major cleanup
> - */
> -
> -#ifndef __ASM_ARM_ARCH_IO_H
> -#define __ASM_ARM_ARCH_IO_H
> -
> -#include <mach/hardware.h>
> -
> -#define IO_SPACE_LIMIT 0xffffffff
> -
> -/*
> - * We don't actually have real ISA nor PCI buses, but there is so many
> - * drivers out there that might just work if we fake them...
> - */
> -#define __io(a) __typesafe_io(a)
> -#define __mem_pci(a) (a)
> -
> -/*
> - * ----------------------------------------------------------------------------
> - * I/O mapping
> - * ----------------------------------------------------------------------------
> - */
> -
> -#ifdef __ASSEMBLER__
> -#define IOMEM(x) (x)
> -#else
> -#define IOMEM(x) ((void __force __iomem *)(x))
> -#endif
> -
> -/*
> - * ----------------------------------------------------------------------------
> - * Omap specific register access
> - * ----------------------------------------------------------------------------
> - */
> -
> -#ifndef __ASSEMBLER__
> -
> -/*
> - * NOTE: Please use ioremap + __raw_read/write where possible instead of these
> - */
> -
> -extern u8 omap_readb(u32 pa);
> -extern u16 omap_readw(u32 pa);
> -extern u32 omap_readl(u32 pa);
> -extern void omap_writeb(u8 v, u32 pa);
> -extern void omap_writew(u16 v, u32 pa);
> -extern void omap_writel(u32 v, u32 pa);
> -
> -#endif
> -
> -#endif
> diff --git a/arch/arm/plat-omap/usb.c b/arch/arm/plat-omap/usb.c
> index f357088..55a5cd1 100644
> --- a/arch/arm/plat-omap/usb.c
> +++ b/arch/arm/plat-omap/usb.c
> @@ -29,6 +29,8 @@
> #include <plat/usb.h>
> #include <plat/board.h>
>
> +#include "../mach-omap2/common.h"
> +
> #ifdef CONFIG_ARCH_OMAP_OTG
>
> void __init
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
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