summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-mx3/mm.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-mx3/mm.c')
-rw-r--r--arch/arm/mach-mx3/mm.c141
1 files changed, 0 insertions, 141 deletions
diff --git a/arch/arm/mach-mx3/mm.c b/arch/arm/mach-mx3/mm.c
deleted file mode 100644
index 54d7174b4202..000000000000
--- a/arch/arm/mach-mx3/mm.c
+++ /dev/null
@@ -1,141 +0,0 @@
-/*
- * Copyright (C) 1999,2000 Arm Limited
- * Copyright (C) 2000 Deep Blue Solutions Ltd
- * Copyright (C) 2002 Shane Nay (shane@minirl.com)
- * Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved.
- * - add MX31 specific definitions
- *
- * 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 program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- */
-
-#include <linux/mm.h>
-#include <linux/init.h>
-#include <linux/err.h>
-
-#include <asm/pgtable.h>
-#include <asm/mach/map.h>
-#include <asm/hardware/cache-l2x0.h>
-
-#include <mach/common.h>
-#include <mach/hardware.h>
-#include <mach/iomux-v3.h>
-#include <mach/gpio.h>
-#include <mach/irqs.h>
-
-#ifdef CONFIG_SOC_IMX31
-static struct map_desc mx31_io_desc[] __initdata = {
- imx_map_entry(MX31, X_MEMC, MT_DEVICE),
- imx_map_entry(MX31, AVIC, MT_DEVICE_NONSHARED),
- imx_map_entry(MX31, AIPS1, MT_DEVICE_NONSHARED),
- imx_map_entry(MX31, AIPS2, MT_DEVICE_NONSHARED),
- imx_map_entry(MX31, SPBA0, MT_DEVICE_NONSHARED),
-};
-
-/*
- * This function initializes the memory map. It is called during the
- * system startup to create static physical to virtual memory mappings
- * for the IO modules.
- */
-void __init mx31_map_io(void)
-{
- iotable_init(mx31_io_desc, ARRAY_SIZE(mx31_io_desc));
-}
-
-void __init imx31_init_early(void)
-{
- mxc_set_cpu_type(MXC_CPU_MX31);
- mxc_arch_reset_init(MX31_IO_ADDRESS(MX31_WDOG_BASE_ADDR));
-}
-
-static struct mxc_gpio_port imx31_gpio_ports[] = {
- DEFINE_IMX_GPIO_PORT_IRQ(MX31, 0, 1, MX31_INT_GPIO1),
- DEFINE_IMX_GPIO_PORT_IRQ(MX31, 1, 2, MX31_INT_GPIO2),
- DEFINE_IMX_GPIO_PORT_IRQ(MX31, 2, 3, MX31_INT_GPIO3),
-};
-
-void __init mx31_init_irq(void)
-{
- mxc_init_irq(MX31_IO_ADDRESS(MX31_AVIC_BASE_ADDR));
- mxc_gpio_init(imx31_gpio_ports, ARRAY_SIZE(imx31_gpio_ports));
-}
-#endif /* ifdef CONFIG_SOC_IMX31 */
-
-#ifdef CONFIG_SOC_IMX35
-static struct map_desc mx35_io_desc[] __initdata = {
- imx_map_entry(MX35, X_MEMC, MT_DEVICE),
- imx_map_entry(MX35, AVIC, MT_DEVICE_NONSHARED),
- imx_map_entry(MX35, AIPS1, MT_DEVICE_NONSHARED),
- imx_map_entry(MX35, AIPS2, MT_DEVICE_NONSHARED),
- imx_map_entry(MX35, SPBA0, MT_DEVICE_NONSHARED),
-};
-
-void __init mx35_map_io(void)
-{
- iotable_init(mx35_io_desc, ARRAY_SIZE(mx35_io_desc));
-}
-
-void __init imx35_init_early(void)
-{
- mxc_set_cpu_type(MXC_CPU_MX35);
- mxc_iomux_v3_init(MX35_IO_ADDRESS(MX35_IOMUXC_BASE_ADDR));
- mxc_arch_reset_init(MX35_IO_ADDRESS(MX35_WDOG_BASE_ADDR));
-}
-
-static struct mxc_gpio_port imx35_gpio_ports[] = {
- DEFINE_IMX_GPIO_PORT_IRQ(MX35, 0, 1, MX35_INT_GPIO1),
- DEFINE_IMX_GPIO_PORT_IRQ(MX35, 1, 2, MX35_INT_GPIO2),
- DEFINE_IMX_GPIO_PORT_IRQ(MX35, 2, 3, MX35_INT_GPIO3),
-};
-
-void __init mx35_init_irq(void)
-{
- mxc_init_irq(MX35_IO_ADDRESS(MX35_AVIC_BASE_ADDR));
- mxc_gpio_init(imx35_gpio_ports, ARRAY_SIZE(imx35_gpio_ports));
-}
-#endif /* ifdef CONFIG_SOC_IMX35 */
-
-#ifdef CONFIG_CACHE_L2X0
-static int mxc_init_l2x0(void)
-{
- void __iomem *l2x0_base;
- void __iomem *clkctl_base;
-/*
- * First of all, we must repair broken chip settings. There are some
- * i.MX35 CPUs in the wild, comming with bogus L2 cache settings. These
- * misconfigured CPUs will run amok immediately when the L2 cache gets enabled.
- * Workaraound is to setup the correct register setting prior enabling the
- * L2 cache. This should not hurt already working CPUs, as they are using the
- * same value
- */
-#define L2_MEM_VAL 0x10
-
- clkctl_base = ioremap(MX35_CLKCTL_BASE_ADDR, 4096);
- if (clkctl_base != NULL) {
- writel(0x00000515, clkctl_base + L2_MEM_VAL);
- iounmap(clkctl_base);
- } else {
- pr_err("L2 cache: Cannot fix timing. Trying to continue without\n");
- }
-
- l2x0_base = ioremap(MX3x_L2CC_BASE_ADDR, 4096);
- if (IS_ERR(l2x0_base)) {
- printk(KERN_ERR "remapping L2 cache area failed with %ld\n",
- PTR_ERR(l2x0_base));
- return 0;
- }
-
- l2x0_init(l2x0_base, 0x00030024, 0x00000000);
-
- return 0;
-}
-
-arch_initcall(mxc_init_l2x0);
-#endif
OpenPOWER on IntegriCloud