arch/arm/mach-davinci/da8xx-dt.c

   1 /*
   2  * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
   3  *
   4  * Modified from mach-omap/omap2/board-generic.c
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  */
  10 #include <linux/io.h>
  11 #include <linux/of_irq.h>
  12 #include <linux/of_platform.h>
  13 #include <linux/irqdomain.h>
  14
  15 #include <asm/mach/arch.h>
  16
  17 #include <mach/common.h>
  18 #include <mach/cp_intc.h>
  19 #include <mach/da8xx.h>
  20
  21 #define DA8XX_NUM_UARTS 3
  22
  23 static struct of_device_id da8xx_irq_match[] __initdata = {
  24         { .compatible = "ti,cp-intc", .data = cp_intc_of_init, },
  25         { }
  26 };
  27
  28 static void __init da8xx_init_irq(void)
  29 {
  30         of_irq_init(da8xx_irq_match);
  31 }
  32
  33 static struct of_dev_auxdata da850_auxdata_lookup[] __initdata = {
  34         OF_DEV_AUXDATA("ti,davinci-i2c", 0x01c22000, "i2c_davinci.1", NULL),
  35         OF_DEV_AUXDATA("ti,davinci-wdt", 0x01c21000, "watchdog", NULL),
  36         OF_DEV_AUXDATA("ti,da830-mmc", 0x01c40000, "da830-mmc.0", NULL),
  37         OF_DEV_AUXDATA("ti,da850-ehrpwm", 0x01f00000, "ehrpwm", NULL),
  38         OF_DEV_AUXDATA("ti,da850-ehrpwm", 0x01f02000, "ehrpwm", NULL),
  39         OF_DEV_AUXDATA("ti,da850-ecap", 0x01f06000, "ecap", NULL),
  40         OF_DEV_AUXDATA("ti,da850-ecap", 0x01f07000, "ecap", NULL),
  41         OF_DEV_AUXDATA("ti,da850-ecap", 0x01f08000, "ecap", NULL),
  42         OF_DEV_AUXDATA("ti,da830-spi", 0x01f0e000, "spi_davinci.1", NULL),
  43         OF_DEV_AUXDATA("ns16550a", 0x01c42000, "serial8250.0", NULL),
  44         OF_DEV_AUXDATA("ns16550a", 0x01d0c000, "serial8250.1", NULL),
  45         OF_DEV_AUXDATA("ns16550a", 0x01d0d000, "serial8250.2", NULL),
  46         OF_DEV_AUXDATA("ti,davinci_mdio", 0x01e24000, "davinci_mdio.0", NULL),
  47         OF_DEV_AUXDATA("ti,davinci-dm6467-emac", 0x01e20000, "davinci_emac.1",
  48                        NULL),
  49         {}
  50 };
  51
  52 #ifdef CONFIG_ARCH_DAVINCI_DA850
  53
  54 static void __init da850_init_machine(void)
  55 {
  56         of_platform_populate(NULL, of_default_bus_match_table,
  57                              da850_auxdata_lookup, NULL);
  58
  59 }
  60
  61 static const char *da850_boards_compat[] __initdata = {
  62         "enbw,cmc",
  63         "ti,da850-evm",
  64         "ti,da850",
  65         NULL,
  66 };
  67
  68 DT_MACHINE_START(DA850_DT, "Generic DA850/OMAP-L138/AM18x")
  69         .map_io         = da850_init,
  70         .init_irq       = da8xx_init_irq,
  71         .init_time      = davinci_timer_init,
  72         .init_machine   = da850_init_machine,
  73         .dt_compat      = da850_boards_compat,
  74         .init_late      = davinci_init_late,
  75         .restart        = da8xx_restart,
  76 MACHINE_END
  77
  78 #endif