diff options
Diffstat (limited to 'arch/arm/mach-davinci/include/mach/common.h')
| -rw-r--r-- | arch/arm/mach-davinci/include/mach/common.h | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/include/mach/common.h b/arch/arm/mach-davinci/include/mach/common.h new file mode 100644 index 00000000..5cd39a4e --- /dev/null +++ b/arch/arm/mach-davinci/include/mach/common.h @@ -0,0 +1,92 @@ +/* + * Header for code common to all DaVinci machines. + * + * Author: Kevin Hilman, MontaVista Software, Inc. <source@mvista.com> + * + * 2007 (c) MontaVista Software, Inc. This file is licensed under + * the terms of the GNU General Public License version 2. This program + * is licensed "as is" without any warranty of any kind, whether express + * or implied. + */ + +#ifndef __ARCH_ARM_MACH_DAVINCI_COMMON_H +#define __ARCH_ARM_MACH_DAVINCI_COMMON_H + +#include <linux/compiler.h> +#include <linux/types.h> + +struct sys_timer; + +extern struct sys_timer davinci_timer; + +extern void davinci_irq_init(void); +extern void __iomem *davinci_intc_base; +extern int davinci_intc_type; + +struct davinci_timer_instance { + u32 base; + u32 bottom_irq; + u32 top_irq; + unsigned long cmp_off; + unsigned int cmp_irq; +}; + +struct davinci_timer_info { + struct davinci_timer_instance *timers; + unsigned int clockevent_id; + unsigned int clocksource_id; +}; + +struct davinci_gpio_controller; + +/* + * SoC info passed into common davinci modules. + * + * Base addresses in this structure should be physical and not virtual. + * Modules that take such base addresses, should internally ioremap() them to + * use. + */ +struct davinci_soc_info { + struct map_desc *io_desc; + unsigned long io_desc_num; + u32 cpu_id; + u32 jtag_id; + u32 jtag_id_reg; + struct davinci_id *ids; + unsigned long ids_num; + struct clk_lookup *cpu_clks; + u32 *psc_bases; + unsigned long psc_bases_num; + u32 pinmux_base; + const struct mux_config *pinmux_pins; + unsigned long pinmux_pins_num; + u32 intc_base; + int intc_type; + u8 *intc_irq_prios; + unsigned long intc_irq_num; + u32 *intc_host_map; + struct davinci_timer_info *timer_info; + int gpio_type; + u32 gpio_base; + unsigned gpio_num; + unsigned gpio_irq; + unsigned gpio_unbanked; + struct davinci_gpio_controller *gpio_ctlrs; + int gpio_ctlrs_num; + struct platform_device *serial_dev; + struct emac_platform_data *emac_pdata; + dma_addr_t sram_dma; + unsigned sram_len; +}; + +extern struct davinci_soc_info davinci_soc_info; + +extern void davinci_common_init(struct davinci_soc_info *soc_info); +extern void davinci_init_ide(void); +void davinci_restart(char mode, const char *cmd); + +/* standard place to map on-chip SRAMs; they *may* support DMA */ +#define SRAM_VIRT 0xfffe0000 +#define SRAM_SIZE SZ_128K + +#endif /* __ARCH_ARM_MACH_DAVINCI_COMMON_H */ |