xref: /OK3568_Linux_fs/u-boot/arch/arm/include/asm/arch-mxs/sys_proto.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Freescale i.MX23/i.MX28 specific functions
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
5*4882a593Smuzhiyun  * on behalf of DENX Software Engineering GmbH
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #ifndef __MXS_SYS_PROTO_H__
11*4882a593Smuzhiyun #define __MXS_SYS_PROTO_H__
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun #include <asm/mach-imx/sys_proto.h>
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun int mxsmmc_initialize(bd_t *bis, int id, int (*wp)(int), int (*cd)(int));
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun #ifdef CONFIG_SPL_BUILD
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun #if defined(CONFIG_MX23)
20*4882a593Smuzhiyun #include <asm/arch/iomux-mx23.h>
21*4882a593Smuzhiyun #elif defined(CONFIG_MX28)
22*4882a593Smuzhiyun #include <asm/arch/iomux-mx28.h>
23*4882a593Smuzhiyun #endif
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun void mxs_common_spl_init(const uint32_t arg, const uint32_t *resptr,
26*4882a593Smuzhiyun 			 const iomux_cfg_t *iomux_setup,
27*4882a593Smuzhiyun 			 const unsigned int iomux_size);
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun void mxs_power_switch_dcdc_clocksource(uint32_t freqsel);
30*4882a593Smuzhiyun #endif
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun struct mxs_pair {
33*4882a593Smuzhiyun 	uint8_t	boot_pads;
34*4882a593Smuzhiyun 	uint8_t boot_mask;
35*4882a593Smuzhiyun 	const char *mode;
36*4882a593Smuzhiyun };
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun static const struct mxs_pair mxs_boot_modes[] = {
39*4882a593Smuzhiyun #if defined(CONFIG_MX23)
40*4882a593Smuzhiyun 	{ 0x00, 0x0f, "USB" },
41*4882a593Smuzhiyun 	{ 0x01, 0x1f, "I2C, master" },
42*4882a593Smuzhiyun 	{ 0x02, 0x1f, "SSP SPI #1, master, NOR" },
43*4882a593Smuzhiyun 	{ 0x03, 0x1f, "SSP SPI #2, master, NOR" },
44*4882a593Smuzhiyun 	{ 0x04, 0x1f, "NAND" },
45*4882a593Smuzhiyun 	{ 0x06, 0x1f, "JTAG" },
46*4882a593Smuzhiyun 	{ 0x08, 0x1f, "SSP SPI #3, master, EEPROM" },
47*4882a593Smuzhiyun 	{ 0x09, 0x1f, "SSP SD/MMC #0" },
48*4882a593Smuzhiyun 	{ 0x0a, 0x1f, "SSP SD/MMC #1" },
49*4882a593Smuzhiyun 	{ 0x00, 0x00, "Reserved/Unknown/Wrong" },
50*4882a593Smuzhiyun #elif defined(CONFIG_MX28)
51*4882a593Smuzhiyun 	{ 0x00, 0x0f, "USB #0" },
52*4882a593Smuzhiyun 	{ 0x01, 0x1f, "I2C #0, master, 3V3" },
53*4882a593Smuzhiyun 	{ 0x11, 0x1f, "I2C #0, master, 1V8" },
54*4882a593Smuzhiyun 	{ 0x02, 0x1f, "SSP SPI #2, master, 3V3 NOR" },
55*4882a593Smuzhiyun 	{ 0x12, 0x1f, "SSP SPI #2, master, 1V8 NOR" },
56*4882a593Smuzhiyun 	{ 0x03, 0x1f, "SSP SPI #3, master, 3V3 NOR" },
57*4882a593Smuzhiyun 	{ 0x13, 0x1f, "SSP SPI #3, master, 1V8 NOR" },
58*4882a593Smuzhiyun 	{ 0x04, 0x1f, "NAND, 3V3" },
59*4882a593Smuzhiyun 	{ 0x14, 0x1f, "NAND, 1V8" },
60*4882a593Smuzhiyun 	{ 0x06, 0x1f, "JTAG" },
61*4882a593Smuzhiyun 	{ 0x08, 0x1f, "SSP SPI #3, master, 3V3 EEPROM" },
62*4882a593Smuzhiyun 	{ 0x18, 0x1f, "SSP SPI #3, master, 1V8 EEPROM" },
63*4882a593Smuzhiyun 	{ 0x09, 0x1f, "SSP SD/MMC #0, 3V3" },
64*4882a593Smuzhiyun 	{ 0x19, 0x1f, "SSP SD/MMC #0, 1V8" },
65*4882a593Smuzhiyun 	{ 0x0a, 0x1f, "SSP SD/MMC #1, 3V3" },
66*4882a593Smuzhiyun 	{ 0x1a, 0x1f, "SSP SD/MMC #1, 1V8" },
67*4882a593Smuzhiyun 	{ 0x00, 0x00, "Reserved/Unknown/Wrong" },
68*4882a593Smuzhiyun #endif
69*4882a593Smuzhiyun };
70*4882a593Smuzhiyun 
71*4882a593Smuzhiyun #define MXS_BM_USB			0x00
72*4882a593Smuzhiyun #define MXS_BM_I2C_MASTER_3V3		0x01
73*4882a593Smuzhiyun #define MXS_BM_I2C_MASTER_1V8		0x11
74*4882a593Smuzhiyun #define MXS_BM_SPI2_MASTER_3V3_NOR	0x02
75*4882a593Smuzhiyun #define MXS_BM_SPI2_MASTER_1V8_NOR	0x12
76*4882a593Smuzhiyun #define MXS_BM_SPI3_MASTER_3V3_NOR	0x03
77*4882a593Smuzhiyun #define MXS_BM_SPI3_MASTER_1V8_NOR	0x13
78*4882a593Smuzhiyun #define MXS_BM_NAND_3V3			0x04
79*4882a593Smuzhiyun #define MXS_BM_NAND_1V8			0x14
80*4882a593Smuzhiyun #define MXS_BM_JTAG			0x06
81*4882a593Smuzhiyun #define MXS_BM_SPI3_MASTER_3V3_EEPROM	0x08
82*4882a593Smuzhiyun #define MXS_BM_SPI3_MASTER_1V8_EEPROM	0x18
83*4882a593Smuzhiyun #define MXS_BM_SDMMC0_3V3		0x09
84*4882a593Smuzhiyun #define MXS_BM_SDMMC0_1V8		0x19
85*4882a593Smuzhiyun #define MXS_BM_SDMMC1_3V3		0x0a
86*4882a593Smuzhiyun #define MXS_BM_SDMMC1_1V8		0x1a
87*4882a593Smuzhiyun 
88*4882a593Smuzhiyun struct mxs_spl_data {
89*4882a593Smuzhiyun 	uint8_t		boot_mode_idx;
90*4882a593Smuzhiyun 	uint32_t	mem_dram_size;
91*4882a593Smuzhiyun };
92*4882a593Smuzhiyun 
93*4882a593Smuzhiyun int mxs_dram_init(void);
94*4882a593Smuzhiyun 
95*4882a593Smuzhiyun #endif	/* __SYS_PROTO_H__ */
96