linux-kernel - [PATCH v3 6/7] ARM: at91: remove hardware.h

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Message-Id: <1426283844-463-7-git-send-email-alexandre.belloni@free-electrons.com>
Date:	Fri, 13 Mar 2015 22:57:23 +0100
From:	Alexandre Belloni <alexandre.belloni@...e-electrons.com>
To:	Nicolas Ferre <nicolas.ferre@...el.com>
Cc:	Boris Brezillon <boris.brezillon@...e-electrons.com>,
	Jean-Christophe Plagniol-Villard <plagnioj@...osoft.com>,
	Arnd Bergmann <arnd@...db.de>, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	Alexandre Belloni <alexandre.belloni@...e-electrons.com>
Subject: [PATCH v3 6/7] ARM: at91: remove hardware.h

hardware.h is now mostyl unused, move the remaining declarations to pm.c and
remove it.

Signed-off-by: Alexandre Belloni <alexandre.belloni@...e-electrons.com>
---
 arch/arm/mach-at91/include/mach/hardware.h | 123 -----------------------------
 arch/arm/mach-at91/pm.c                    |  11 ++-
 arch/arm/mach-at91/pm_suspend.S            |   1 -
 arch/arm/mach-at91/sama5.c                 |   2 -
 4 files changed, 9 insertions(+), 128 deletions(-)
 delete mode 100644 arch/arm/mach-at91/include/mach/hardware.h

diff --git a/arch/arm/mach-at91/include/mach/hardware.h b/arch/arm/mach-at91/include/mach/hardware.h
deleted file mode 100644
index 2f8ce2d69fdb..000000000000
--- a/arch/arm/mach-at91/include/mach/hardware.h
+++ /dev/null
@@ -1,123 +0,0 @@
-/*
- * arch/arm/mach-at91/include/mach/hardware.h
- *
- *  Copyright (C) 2003 SAN People
- *  Copyright (C) 2003 ATMEL
- *
- * 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.
- *
- */
-
-#ifndef __ASM_ARCH_HARDWARE_H
-#define __ASM_ARCH_HARDWARE_H
-
-#include <asm/sizes.h>
-
-/* DBGU base */
-/* rm9200, 9260/9g20, 9261/9g10, 9rl */
-#define AT91_BASE_DBGU0	0xfffff200
-/* 9263, 9g45, sama5d3 */
-#define AT91_BASE_DBGU1	0xffffee00
-/* sama5d4 */
-#define AT91_BASE_DBGU2	0xfc069000
-
-/*
- * On all at91 except rm9200 and x40 have the System Controller starts
- * at address 0xffffc000 and has a size of 16KiB.
- *
- * On rm9200 it's start at 0xfffe4000 of 111KiB with non reserved data starting
- * at 0xfffff000
- *
- * Removes the individual definitions of AT91_BASE_SYS and
- * replaces them with a common version at base 0xfffffc000 and size 16KiB
- * and map the same memory space
- */
-#define AT91_BASE_SYS	0xffffc000
-
-/*
- * On sama5d4 there is no system controller, we map some needed peripherals
- */
-#define AT91_ALT_BASE_SYS	0xfc069000
-
-/*
- * On all at91 have the Advanced Interrupt Controller starts at address
- * 0xfffff000 and the Power Management Controller starts at 0xfffffc00
- */
-#define AT91_AIC	0xfffff000
-#define AT91_PMC	0xfffffc00
-
-/*
- * Peripheral identifiers/interrupts.
- */
-#define AT91_ID_FIQ		0	/* Advanced Interrupt Controller (FIQ) */
-#define AT91_ID_SYS		1	/* System Peripherals */
-
-#ifdef CONFIG_MMU
-/*
- * Remap the peripherals from address 0xFFF78000 .. 0xFFFFFFFF
- * to 0xFEF78000 .. 0xFF000000.  (544Kb)
- */
-#define AT91_IO_PHYS_BASE	0xFFF78000
-#define AT91_IO_VIRT_BASE	IOMEM(0xFF000000 - AT91_IO_SIZE)
-
-/*
- * On sama5d4, remap the peripherals from address 0xFC069000 .. 0xFC06F000
- * to 0xFB069000 .. 0xFB06F000.  (24Kb)
- */
-#define AT91_ALT_IO_PHYS_BASE	AT91_ALT_BASE_SYS
-#define AT91_ALT_IO_VIRT_BASE	IOMEM(0xFB069000)
-#else
-/*
- * Identity mapping for the non MMU case.
- */
-#define AT91_IO_PHYS_BASE	AT91_BASE_SYS
-#define AT91_IO_VIRT_BASE	IOMEM(AT91_IO_PHYS_BASE)
-
-#define AT91_ALT_IO_PHYS_BASE	AT91_ALT_BASE_SYS
-#define AT91_ALT_IO_VIRT_BASE	IOMEM(AT91_ALT_BASE_SYS)
-#endif
-
-#define AT91_IO_SIZE		(0xFFFFFFFF - AT91_IO_PHYS_BASE + 1)
-
- /* Convert a physical IO address to virtual IO address */
-#define AT91_IO_P2V(x)		((x) - AT91_IO_PHYS_BASE + AT91_IO_VIRT_BASE)
-#define AT91_ALT_IO_P2V(x)	((x) - AT91_ALT_IO_PHYS_BASE + AT91_ALT_IO_VIRT_BASE)
-
-/*
- * Virtual to Physical Address mapping for IO devices.
- */
-#define AT91_VA_BASE_SYS	AT91_IO_P2V(AT91_BASE_SYS)
-#define AT91_ALT_VA_BASE_SYS	AT91_ALT_IO_P2V(AT91_ALT_BASE_SYS)
-
- /* Internal SRAM is mapped below the IO devices */
-#define AT91_SRAM_MAX		SZ_1M
-#define AT91_VIRT_BASE		(AT91_IO_VIRT_BASE - AT91_SRAM_MAX)
-
-/* External Memory Map */
-#define AT91_CHIPSELECT_0	0x10000000
-#define AT91_CHIPSELECT_1	0x20000000
-#define AT91_CHIPSELECT_2	0x30000000
-#define AT91_CHIPSELECT_3	0x40000000
-#define AT91_CHIPSELECT_4	0x50000000
-#define AT91_CHIPSELECT_5	0x60000000
-#define AT91_CHIPSELECT_6	0x70000000
-#define AT91_CHIPSELECT_7	0x80000000
-
-/* Clocks */
-#define AT91_SLOW_CLOCK		32768		/* slow clock */
-
-/*
- * FIXME: this is needed to communicate between the pinctrl driver and
- * the PM implementation in the machine. Possibly part of the PM
- * implementation should be moved down into the pinctrl driver and get
- * called as part of the generic suspend/resume path.
- */
-#ifndef __ASSEMBLY__
-extern void at91_pinctrl_gpio_suspend(void);
-extern void at91_pinctrl_gpio_resume(void);
-#endif
-
-#endif
diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c
index 2a12c01afc67..f93a735ba327 100644
--- a/arch/arm/mach-at91/pm.c
+++ b/arch/arm/mach-at91/pm.c
@@ -32,11 +32,18 @@
 #include <asm/fncpy.h>
 #include <asm/cacheflush.h>
 
-#include <mach/hardware.h>
-
 #include "generic.h"
 #include "pm.h"
 
+/*
+ * FIXME: this is needed to communicate between the pinctrl driver and
+ * the PM implementation in the machine. Possibly part of the PM
+ * implementation should be moved down into the pinctrl driver and get
+ * called as part of the generic suspend/resume path.
+ */
+extern void at91_pinctrl_gpio_suspend(void);
+extern void at91_pinctrl_gpio_resume(void);
+
 static struct {
 	unsigned long uhp_udp_mask;
 	int memctrl;
diff --git a/arch/arm/mach-at91/pm_suspend.S b/arch/arm/mach-at91/pm_suspend.S
index 7c444c259740..bd22b2c8a051 100644
--- a/arch/arm/mach-at91/pm_suspend.S
+++ b/arch/arm/mach-at91/pm_suspend.S
@@ -13,7 +13,6 @@
  */
 #include <linux/linkage.h>
 #include <linux/clk/at91_pmc.h>
-#include <mach/hardware.h>
 #include <mach/at91_ramc.h>
 #include "pm.h"
 
diff --git a/arch/arm/mach-at91/sama5.c b/arch/arm/mach-at91/sama5.c
index ef5d2073774b..41d829d8e7d5 100644
--- a/arch/arm/mach-at91/sama5.c
+++ b/arch/arm/mach-at91/sama5.c
@@ -14,8 +14,6 @@
 #include <asm/mach/map.h>
 #include <asm/system_misc.h>
 
-#include <mach/hardware.h>
-
 #include "generic.h"
 #include "soc.h"
 
-- 
2.1.0

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