1/* 2 * Header for code common to all DaVinci machines. 3 * 4 * Author: Kevin Hilman, MontaVista Software, Inc. <source@mvista.com> 5 * 6 * 2007 (c) MontaVista Software, Inc. This file is licensed under 7 * the terms of the GNU General Public License version 2. This program 8 * is licensed "as is" without any warranty of any kind, whether express 9 * or implied. 10 */ 11 12#ifndef __ARCH_ARM_MACH_DAVINCI_COMMON_H 13#define __ARCH_ARM_MACH_DAVINCI_COMMON_H 14 15struct sys_timer; 16 17extern struct sys_timer davinci_timer; 18 19extern void davinci_irq_init(void); 20extern void __iomem *davinci_intc_base; 21extern int davinci_intc_type; 22 23/* parameters describe VBUS sourcing for host mode */ 24extern void setup_usb(unsigned mA, unsigned potpgt_msec); 25 26/* parameters describe VBUS sourcing for host mode */ 27extern void setup_usb(unsigned mA, unsigned potpgt_msec); 28 29struct davinci_timer_instance { 30 void __iomem *base; 31 u32 bottom_irq; 32 u32 top_irq; 33 unsigned long cmp_off; 34 unsigned int cmp_irq; 35}; 36 37struct davinci_timer_info { 38 struct davinci_timer_instance *timers; 39 unsigned int clockevent_id; 40 unsigned int clocksource_id; 41}; 42 43/* SoC specific init support */ 44struct davinci_soc_info { 45 struct map_desc *io_desc; 46 unsigned long io_desc_num; 47 u32 cpu_id; 48 u32 jtag_id; 49 void __iomem *jtag_id_base; 50 struct davinci_id *ids; 51 unsigned long ids_num; 52 struct davinci_clk *cpu_clks; 53 void __iomem **psc_bases; 54 unsigned long psc_bases_num; 55 void __iomem *pinmux_base; 56 const struct mux_config *pinmux_pins; 57 unsigned long pinmux_pins_num; 58 void __iomem *intc_base; 59 int intc_type; 60 u8 *intc_irq_prios; 61 unsigned long intc_irq_num; 62 struct davinci_timer_info *timer_info; 63 void __iomem *gpio_base; 64 unsigned gpio_num; 65 unsigned gpio_irq; 66 unsigned gpio_unbanked; 67 struct platform_device *serial_dev; 68 struct emac_platform_data *emac_pdata; 69 dma_addr_t sram_dma; 70 unsigned sram_len; 71}; 72 73extern struct davinci_soc_info davinci_soc_info; 74 75extern void davinci_common_init(struct davinci_soc_info *soc_info); 76 77/* standard place to map on-chip SRAMs; they *may* support DMA */ 78#define SRAM_VIRT 0xfffe0000 79#define SRAM_SIZE SZ_128K 80 81#endif /* __ARCH_ARM_MACH_DAVINCI_COMMON_H */ 82