Commit | Line | Data |
---|---|---|
e639cd5b TL |
1 | /* |
2 | * OMAP GPMC (General Purpose Memory Controller) defines | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify it | |
5 | * under the terms of the GNU General Public License as published by the | |
6 | * Free Software Foundation; either version 2 of the License, or (at your | |
7 | * option) any later version. | |
8 | */ | |
9 | ||
58bc67fc | 10 | #include <linux/platform_data/gpmc-omap.h> |
e639cd5b TL |
11 | |
12 | #define GPMC_CONFIG_WP 0x00000005 | |
13 | ||
14 | #define GPMC_IRQ_FIFOEVENTENABLE 0x01 | |
15 | #define GPMC_IRQ_COUNT_EVENT 0x02 | |
16 | ||
e639cd5b TL |
17 | extern int gpmc_calc_timings(struct gpmc_timings *gpmc_t, |
18 | struct gpmc_settings *gpmc_s, | |
19 | struct gpmc_device_timings *dev_t); | |
20 | ||
21 | struct gpmc_nand_regs; | |
22 | struct device_node; | |
23 | ||
24 | extern void gpmc_update_nand_reg(struct gpmc_nand_regs *reg, int cs); | |
25 | extern int gpmc_get_client_irq(unsigned irq_config); | |
26 | ||
27 | extern unsigned int gpmc_ticks_to_ns(unsigned int ticks); | |
28 | ||
29 | extern void gpmc_cs_write_reg(int cs, int idx, u32 val); | |
30 | extern int gpmc_calc_divider(unsigned int sync_clk); | |
2e676901 RA |
31 | extern int gpmc_cs_set_timings(int cs, const struct gpmc_timings *t, |
32 | const struct gpmc_settings *s); | |
e639cd5b TL |
33 | extern int gpmc_cs_program_settings(int cs, struct gpmc_settings *p); |
34 | extern int gpmc_cs_request(int cs, unsigned long size, unsigned long *base); | |
35 | extern void gpmc_cs_free(int cs); | |
36 | extern int gpmc_configure(int cmd, int wval); | |
37 | extern void gpmc_read_settings_dt(struct device_node *np, | |
38 | struct gpmc_settings *p); | |
39 | ||
40 | extern void omap3_gpmc_save_context(void); | |
41 | extern void omap3_gpmc_restore_context(void); | |
42 | ||
43 | struct gpmc_timings; | |
44 | struct omap_nand_platform_data; | |
45 | struct omap_onenand_platform_data; | |
46 | ||
47 | #if IS_ENABLED(CONFIG_MTD_NAND_OMAP2) | |
48 | extern int gpmc_nand_init(struct omap_nand_platform_data *d, | |
49 | struct gpmc_timings *gpmc_t); | |
50 | #else | |
51 | static inline int gpmc_nand_init(struct omap_nand_platform_data *d, | |
52 | struct gpmc_timings *gpmc_t) | |
53 | { | |
54 | return 0; | |
55 | } | |
56 | #endif | |
57 | ||
58 | #if IS_ENABLED(CONFIG_MTD_ONENAND_OMAP2) | |
59 | extern void gpmc_onenand_init(struct omap_onenand_platform_data *d); | |
60 | #else | |
61 | #define board_onenand_data NULL | |
62 | static inline void gpmc_onenand_init(struct omap_onenand_platform_data *d) | |
63 | { | |
64 | } | |
65 | #endif |