[PATCH 6/6] ARM: at91: remove hardware.h

From: Alexandre Belloni
Date: Wed Mar 04 2015 - 09:47:48 EST


hardware.h is mostly unused, move the remaining definitions to sama5.c and
remove it.

Signed-off-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxxxxxxxxx>
---
arch/arm/mach-at91/include/mach/hardware.h | 123 -----------------------------
arch/arm/mach-at91/pm.c | 11 ++-
arch/arm/mach-at91/pm_slowclock.S | 1 -
arch/arm/mach-at91/sama5.c | 23 +++++-
4 files changed, 30 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 de17f59ae67d..eeb23695fb04 100644
--- a/arch/arm/mach-at91/pm.c
+++ b/arch/arm/mach-at91/pm.c
@@ -30,11 +30,18 @@
#include <asm/mach/time.h>
#include <asm/mach/irq.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_slowclock.S b/arch/arm/mach-at91/pm_slowclock.S
index 556151e85ec4..160ba0d60168 100644
--- a/arch/arm/mach-at91/pm_slowclock.S
+++ b/arch/arm/mach-at91/pm_slowclock.S
@@ -14,7 +14,6 @@

#include <linux/linkage.h>
#include <linux/clk/at91_pmc.h>
-#include <mach/hardware.h>
#include <mach/at91_ramc.h>

/*
diff --git a/arch/arm/mach-at91/sama5.c b/arch/arm/mach-at91/sama5.c
index 022a7b702bbd..fd8d9ab0a99b 100644
--- a/arch/arm/mach-at91/sama5.c
+++ b/arch/arm/mach-at91/sama5.c
@@ -16,8 +16,6 @@
#include <asm/mach/map.h>
#include <asm/system_misc.h>

-#include <mach/hardware.h>
-
#include "generic.h"
#include "soc.h"

@@ -29,6 +27,27 @@
/* Some other peripherals */
#define SAMA5D4_BASE_SYS2 SAMA5D4_BASE_PIOD

+/*
+ * On sama5d4 there is no system controller, we map some needed peripherals
+ */
+#define AT91_ALT_BASE_SYS 0xfc069000
+
+#ifdef CONFIG_MMU
+/*
+ * 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
+
+#define AT91_ALT_IO_PHYS_BASE AT91_ALT_BASE_SYS
+#define AT91_ALT_IO_VIRT_BASE IOMEM(AT91_ALT_BASE_SYS)
+#endif
+
+/* Convert a physical IO address to virtual IO address */
+#define AT91_ALT_IO_P2V(x) ((x) - AT91_ALT_IO_PHYS_BASE + AT91_ALT_IO_VIRT_BASE)
+
static const struct at91_soc sama5_socs[] = {
AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D31_EXID_MATCH,
"SAMA5D31", "atmel,sama5d3"),
--
2.1.0

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