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Kevin Hilman7c6337e2007-04-30 19:37:19 +01001/*
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
Kevin Hilmand0e47fb2009-04-14 11:30:11 -050019extern void davinci_irq_init(void);
Mark A. Greer673dd362009-04-15 12:40:00 -070020extern void __iomem *davinci_intc_base;
Mark A. Greer0b0c4c22009-04-15 12:41:40 -070021extern int davinci_intc_type;
Kevin Hilmand0e47fb2009-04-14 11:30:11 -050022
Mark A. Greerf64691b2009-04-15 12:40:11 -070023struct davinci_timer_instance {
24 void __iomem *base;
25 u32 bottom_irq;
26 u32 top_irq;
Mark A. Greer3abd5ac2009-04-15 12:41:54 -070027 unsigned long cmp_off;
28 unsigned int cmp_irq;
Mark A. Greerf64691b2009-04-15 12:40:11 -070029};
30
31struct davinci_timer_info {
32 struct davinci_timer_instance *timers;
33 unsigned int clockevent_id;
34 unsigned int clocksource_id;
35};
36
Mark A. Greer79c3c0b2009-04-15 12:38:58 -070037/* SoC specific init support */
38struct davinci_soc_info {
39 struct map_desc *io_desc;
40 unsigned long io_desc_num;
Mark A. Greerb9ab1272009-04-15 12:39:09 -070041 u32 cpu_id;
42 u32 jtag_id;
43 void __iomem *jtag_id_base;
44 struct davinci_id *ids;
45 unsigned long ids_num;
Kevin Hilman08aca082010-01-11 08:22:23 -080046 struct clk_lookup *cpu_clks;
Mark A. Greerd81d1882009-04-15 12:39:33 -070047 void __iomem **psc_bases;
48 unsigned long psc_bases_num;
Mark A. Greer0e585952009-04-15 12:39:48 -070049 void __iomem *pinmux_base;
50 const struct mux_config *pinmux_pins;
51 unsigned long pinmux_pins_num;
Mark A. Greer673dd362009-04-15 12:40:00 -070052 void __iomem *intc_base;
53 int intc_type;
54 u8 *intc_irq_prios;
55 unsigned long intc_irq_num;
Mark A. Greerf64691b2009-04-15 12:40:11 -070056 struct davinci_timer_info *timer_info;
Mark A. Greera9949552009-04-15 12:40:35 -070057 void __iomem *gpio_base;
58 unsigned gpio_num;
59 unsigned gpio_irq;
David Brownell7a360712009-06-25 17:01:31 -070060 unsigned gpio_unbanked;
Mark A. Greer65e866a2009-03-18 12:36:08 -050061 struct platform_device *serial_dev;
Mark A. Greer972412b2009-04-15 12:40:56 -070062 struct emac_platform_data *emac_pdata;
David Brownell0d04eb42009-04-30 17:35:48 -070063 dma_addr_t sram_dma;
64 unsigned sram_len;
Mark A. Greer79c3c0b2009-04-15 12:38:58 -070065};
66
67extern struct davinci_soc_info davinci_soc_info;
68
69extern void davinci_common_init(struct davinci_soc_info *soc_info);
Mark A. Greer79c3c0b2009-04-15 12:38:58 -070070
David Brownell0d04eb42009-04-30 17:35:48 -070071/* standard place to map on-chip SRAMs; they *may* support DMA */
72#define SRAM_VIRT 0xfffe0000
73#define SRAM_SIZE SZ_128K
74
Kevin Hilman7c6337e2007-04-30 19:37:19 +010075#endif /* __ARCH_ARM_MACH_DAVINCI_COMMON_H */