diff options
Diffstat (limited to 'arch/arm/mach-pxa/pxa-dt.c')
-rw-r--r-- | arch/arm/mach-pxa/pxa-dt.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/pxa-dt.c b/arch/arm/mach-pxa/pxa-dt.c new file mode 100644 index 00000000000..c9192cea003 --- /dev/null +++ b/arch/arm/mach-pxa/pxa-dt.c @@ -0,0 +1,63 @@ +/* + * linux/arch/arm/mach-pxa/pxa-dt.c + * + * Copyright (C) 2012 Daniel Mack + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * publishhed by the Free Software Foundation. + */ + +#include <linux/irq.h> +#include <linux/irqdomain.h> +#include <linux/of_irq.h> +#include <linux/of_platform.h> +#include <asm/mach/arch.h> +#include <asm/mach/time.h> +#include <mach/irqs.h> +#include <mach/pxa3xx.h> + +#include "generic.h" + +#ifdef CONFIG_PXA3xx +extern void __init pxa3xx_dt_init_irq(void); + +static const struct of_dev_auxdata pxa3xx_auxdata_lookup[] __initconst = { + OF_DEV_AUXDATA("mrvl,pxa-uart", 0x40100000, "pxa2xx-uart.0", NULL), + OF_DEV_AUXDATA("mrvl,pxa-uart", 0x40200000, "pxa2xx-uart.1", NULL), + OF_DEV_AUXDATA("mrvl,pxa-uart", 0x40700000, "pxa2xx-uart.2", NULL), + OF_DEV_AUXDATA("mrvl,pxa-uart", 0x41600000, "pxa2xx-uart.3", NULL), + OF_DEV_AUXDATA("marvell,pxa-mmc", 0x41100000, "pxa2xx-mci.0", NULL), + OF_DEV_AUXDATA("mrvl,pxa-gpio", 0x40e00000, "pxa-gpio", NULL), + OF_DEV_AUXDATA("marvell,pxa-ohci", 0x4c000000, "pxa27x-ohci", NULL), + OF_DEV_AUXDATA("mrvl,pxa-i2c", 0x40301680, "pxa2xx-i2c.0", NULL), + OF_DEV_AUXDATA("mrvl,pwri2c", 0x40f500c0, "pxa3xx-i2c.1", NULL), + OF_DEV_AUXDATA("marvell,pxa3xx-nand", 0x43100000, "pxa3xx-nand", NULL), + {} +}; + +static void __init pxa3xx_dt_init(void) +{ + of_platform_populate(NULL, of_default_bus_match_table, + pxa3xx_auxdata_lookup, NULL); +} + +static const char *pxa3xx_dt_board_compat[] __initdata = { + "marvell,pxa300", + "marvell,pxa310", + "marvell,pxa320", + NULL, +}; +#endif + +#ifdef CONFIG_PXA3xx +DT_MACHINE_START(PXA_DT, "Marvell PXA3xx (Device Tree Support)") + .map_io = pxa3xx_map_io, + .init_irq = pxa3xx_dt_init_irq, + .handle_irq = pxa3xx_handle_irq, + .timer = &pxa_timer, + .restart = pxa_restart, + .init_machine = pxa3xx_dt_init, + .dt_compat = pxa3xx_dt_board_compat, +MACHINE_END +#endif |