1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * Header for code common to all DaVinci machines.
4 *
5 * Author: Kevin Hilman, MontaVista Software, Inc. <source@mvista.com>
6 *
7 * 2007 (c) MontaVista Software, Inc.
8 */
9
10 #ifndef __ARCH_ARM_MACH_DAVINCI_COMMON_H
11 #define __ARCH_ARM_MACH_DAVINCI_COMMON_H
12
13 #include <linux/clk.h>
14 #include <linux/compiler.h>
15 #include <linux/types.h>
16 #include <linux/reboot.h>
17
18 #include <asm/irq.h>
19
20 #define DAVINCI_INTC_START NR_IRQS
21 #define DAVINCI_INTC_IRQ(_irqnum) (DAVINCI_INTC_START + (_irqnum))
22
23 struct davinci_gpio_controller;
24
25 /*
26 * SoC info passed into common davinci modules.
27 *
28 * Base addresses in this structure should be physical and not virtual.
29 * Modules that take such base addresses, should internally ioremap() them to
30 * use.
31 */
32 struct davinci_soc_info {
33 struct map_desc *io_desc;
34 unsigned long io_desc_num;
35 u32 cpu_id;
36 u32 jtag_id;
37 u32 jtag_id_reg;
38 struct davinci_id *ids;
39 unsigned long ids_num;
40 u32 pinmux_base;
41 const struct mux_config *pinmux_pins;
42 unsigned long pinmux_pins_num;
43 int gpio_type;
44 u32 gpio_base;
45 unsigned gpio_num;
46 unsigned gpio_irq;
47 unsigned gpio_unbanked;
48 dma_addr_t sram_dma;
49 unsigned sram_len;
50 };
51
52 extern struct davinci_soc_info davinci_soc_info;
53
54 extern void davinci_common_init(const struct davinci_soc_info *soc_info);
55 extern void davinci_init_ide(void);
56 void davinci_init_late(void);
57
58 #ifdef CONFIG_SUSPEND
59 int davinci_pm_init(void);
60 #else
61 static inline int davinci_pm_init(void) { return 0; }
62 #endif
63
64 void __init pdata_quirks_init(void);
65
66 #define SRAM_SIZE SZ_128K
67
68 #endif /* __ARCH_ARM_MACH_DAVINCI_COMMON_H */
69
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