xref: /openbmc/linux/arch/arm/mach-davinci/da8xx-dt.c (revision 4f3db074)
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 const struct of_device_id da8xx_irq_match[] __initconst = {
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, "davinci-wdt", 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 	OF_DEV_AUXDATA("ti,da830-mcasp-audio", 0x01d00000, "davinci-mcasp.0", NULL),
50 	{}
51 };
52 
53 #ifdef CONFIG_ARCH_DAVINCI_DA850
54 
55 static void __init da850_init_machine(void)
56 {
57 	of_platform_populate(NULL, of_default_bus_match_table,
58 			     da850_auxdata_lookup, NULL);
59 
60 }
61 
62 static const char *da850_boards_compat[] __initdata = {
63 	"enbw,cmc",
64 	"ti,da850-evm",
65 	"ti,da850",
66 	NULL,
67 };
68 
69 DT_MACHINE_START(DA850_DT, "Generic DA850/OMAP-L138/AM18x")
70 	.map_io		= da850_init,
71 	.init_irq	= da8xx_init_irq,
72 	.init_time	= davinci_timer_init,
73 	.init_machine	= da850_init_machine,
74 	.dt_compat	= da850_boards_compat,
75 	.init_late	= davinci_init_late,
76 	.restart	= da8xx_restart,
77 MACHINE_END
78 
79 #endif
80