mm-imx35.c 2.0 KB

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  1. /*
  2. * Copyright (C) 1999,2000 Arm Limited
  3. * Copyright (C) 2000 Deep Blue Solutions Ltd
  4. * Copyright (C) 2002 Shane Nay (shane@minirl.com)
  5. * Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved.
  6. * - add MX31 specific definitions
  7. *
  8. * This program is free software; you can redistribute it and/or modify
  9. * it under the terms of the GNU General Public License as published by
  10. * the Free Software Foundation; either version 2 of the License, or
  11. * (at your option) any later version.
  12. *
  13. * This program is distributed in the hope that it will be useful,
  14. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16. * GNU General Public License for more details.
  17. */
  18. #include <linux/mm.h>
  19. #include <linux/init.h>
  20. #include <linux/err.h>
  21. #include <asm/pgtable.h>
  22. #include <asm/mach/map.h>
  23. #include <asm/hardware/cache-l2x0.h>
  24. #include <mach/common.h>
  25. #include <mach/hardware.h>
  26. #include <mach/iomux-v3.h>
  27. #include <mach/gpio.h>
  28. #include <mach/irqs.h>
  29. static struct map_desc mx35_io_desc[] __initdata = {
  30. imx_map_entry(MX35, X_MEMC, MT_DEVICE),
  31. imx_map_entry(MX35, AVIC, MT_DEVICE_NONSHARED),
  32. imx_map_entry(MX35, AIPS1, MT_DEVICE_NONSHARED),
  33. imx_map_entry(MX35, AIPS2, MT_DEVICE_NONSHARED),
  34. imx_map_entry(MX35, SPBA0, MT_DEVICE_NONSHARED),
  35. };
  36. void __init mx35_map_io(void)
  37. {
  38. iotable_init(mx35_io_desc, ARRAY_SIZE(mx35_io_desc));
  39. }
  40. void __init imx35_init_early(void)
  41. {
  42. mxc_set_cpu_type(MXC_CPU_MX35);
  43. mxc_iomux_v3_init(MX35_IO_ADDRESS(MX35_IOMUXC_BASE_ADDR));
  44. mxc_arch_reset_init(MX35_IO_ADDRESS(MX35_WDOG_BASE_ADDR));
  45. }
  46. static struct mxc_gpio_port imx35_gpio_ports[] = {
  47. DEFINE_IMX_GPIO_PORT_IRQ(MX35, 0, 1, MX35_INT_GPIO1),
  48. DEFINE_IMX_GPIO_PORT_IRQ(MX35, 1, 2, MX35_INT_GPIO2),
  49. DEFINE_IMX_GPIO_PORT_IRQ(MX35, 2, 3, MX35_INT_GPIO3),
  50. };
  51. void __init mx35_init_irq(void)
  52. {
  53. mxc_init_irq(MX35_IO_ADDRESS(MX35_AVIC_BASE_ADDR));
  54. mxc_gpio_init(imx35_gpio_ports, ARRAY_SIZE(imx35_gpio_ports));
  55. }