linux-kernel - Re: [PATCH] ARM: mmp: remove mach/gpio-pxa.h

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Message-ID: <CAMPhdO-goJK9JATj_pxbBhDFyN+ZFEHUd6PbRiMeb6RkU1OBmQ@mail.gmail.com>
Date:	Tue, 3 Jul 2012 14:30:11 +0800
From:	Eric Miao <eric.y.miao@...il.com>
To:	Paul Bolle <pebolle@...cali.nl>
Cc:	Haojian Zhuang <haojian.zhuang@...il.com>,
	Russell King <linux@....linux.org.uk>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ARM: mmp: remove mach/gpio-pxa.h

On Tue, Jul 3, 2012 at 5:40 AM, Paul Bolle <pebolle@...cali.nl> wrote:
> Commit 157d2644cb0c1e71a18baaffca56d2b1d0ebf10f ("ARM: pxa: change gpio
> to platform device") removed all includes of mach/gpio-pxa.h. It kept
> this unused header in the tree. Using it can't work, as it itself
> includes the non-existent header plat/gpio-pxa.h. This header can safely
> be removed.
>
> Signed-off-by: Paul Bolle <pebolle@...cali.nl>

Acked-by: Eric Miao <eric.y.miao@...il.com>

> ---
> Tested only with various git commands on the (history of the) tree.
>
>  arch/arm/mach-mmp/include/mach/gpio-pxa.h |   29 -----------------------------
>  1 files changed, 0 insertions(+), 29 deletions(-)
>  delete mode 100644 arch/arm/mach-mmp/include/mach/gpio-pxa.h
>
> diff --git a/arch/arm/mach-mmp/include/mach/gpio-pxa.h b/arch/arm/mach-mmp/include/mach/gpio-pxa.h
> deleted file mode 100644
> index 0e135a5..0000000
> --- a/arch/arm/mach-mmp/include/mach/gpio-pxa.h
> +++ /dev/null
> @@ -1,29 +0,0 @@
> -#ifndef __ASM_MACH_GPIO_PXA_H
> -#define __ASM_MACH_GPIO_PXA_H
> -
> -#include <mach/addr-map.h>
> -#include <mach/cputype.h>
> -#include <mach/irqs.h>
> -
> -#define GPIO_REGS_VIRT (APB_VIRT_BASE + 0x19000)
> -
> -#define BANK_OFF(n)    (((n) < 3) ? (n) << 2 : 0x100 + (((n) - 3) << 2))
> -#define GPIO_REG(x)    (*(volatile u32 *)(GPIO_REGS_VIRT + (x)))
> -
> -#define gpio_to_bank(gpio)     ((gpio) >> 5)
> -
> -/* NOTE: these macros are defined here to make optimization of
> - * gpio_{get,set}_value() to work when 'gpio' is a constant.
> - * Usage of these macros otherwise is no longer recommended,
> - * use generic GPIO API whenever possible.
> - */
> -#define GPIO_bit(gpio) (1 << ((gpio) & 0x1f))
> -
> -#define GPLR(x)                GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x00)
> -#define GPDR(x)                GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x0c)
> -#define GPSR(x)                GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x18)
> -#define GPCR(x)                GPIO_REG(BANK_OFF(gpio_to_bank(x)) + 0x24)
> -
> -#include <plat/gpio-pxa.h>
> -
> -#endif /* __ASM_MACH_GPIO_PXA_H */
> --
> 1.7.7.6
>
--
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