1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright 2017-2018 NXP
4  */
5 
6 #include <common.h>
7 #include <i2c.h>
8 #include <asm/io.h>
9 #include <asm/arch/clock.h>
10 #include <asm/arch/fsl_serdes.h>
11 #ifdef CONFIG_FSL_LS_PPA
12 #include <asm/arch/ppa.h>
13 #endif
14 #include <asm/arch/mmu.h>
15 #include <asm/arch/soc.h>
16 #include <fsl_esdhc.h>
17 #include <hwconfig.h>
18 #include <environment.h>
19 #include <fsl_mmdc.h>
20 #include <netdev.h>
21 #include <fsl_sec.h>
22 
23 DECLARE_GLOBAL_DATA_PTR;
24 
25 static inline int get_board_version(void)
26 {
27 	uint32_t val;
28 #ifdef CONFIG_TARGET_LS1012AFRDM
29 	val = 0;
30 #else
31 	struct ccsr_gpio *pgpio = (void *)(GPIO2_BASE_ADDR);
32 
33 	val = in_be32(&pgpio->gpdat) & BOARD_REV_MASK;/*Get GPIO2 11,12,14*/
34 
35 #endif
36 	return val;
37 }
38 
39 int checkboard(void)
40 {
41 #ifdef CONFIG_TARGET_LS1012AFRDM
42 	puts("Board: LS1012AFRDM ");
43 #else
44 	int rev;
45 
46 	rev = get_board_version();
47 
48 	puts("Board: FRWY-LS1012A ");
49 
50 	puts("Version");
51 
52 	switch (rev) {
53 	case BOARD_REV_A_B:
54 		puts(": RevA/B ");
55 		break;
56 	case BOARD_REV_C:
57 		puts(": RevC ");
58 		break;
59 	default:
60 		puts(": unknown");
61 		break;
62 	}
63 #endif
64 
65 	return 0;
66 }
67 
68 #ifdef CONFIG_TARGET_LS1012AFRWY
69 int esdhc_status_fixup(void *blob, const char *compat)
70 {
71 	char esdhc0_path[] = "/soc/esdhc@1560000";
72 	char esdhc1_path[] = "/soc/esdhc@1580000";
73 
74 	do_fixup_by_path(blob, esdhc0_path, "status", "okay",
75 			 sizeof("okay"), 1);
76 
77 	do_fixup_by_path(blob, esdhc1_path, "status", "disabled",
78 			 sizeof("disabled"), 1);
79 	return 0;
80 }
81 #endif
82 
83 int dram_init(void)
84 {
85 #ifdef CONFIG_TARGET_LS1012AFRWY
86 	int board_rev;
87 #endif
88 	struct fsl_mmdc_info mparam = {
89 		0x04180000,	/* mdctl */
90 		0x00030035,	/* mdpdc */
91 		0x12554000,	/* mdotc */
92 		0xbabf7954,	/* mdcfg0 */
93 		0xdb328f64,	/* mdcfg1 */
94 		0x01ff00db,	/* mdcfg2 */
95 		0x00001680,	/* mdmisc */
96 		0x0f3c8000,	/* mdref */
97 		0x00002000,	/* mdrwd */
98 		0x00bf1023,	/* mdor */
99 		0x0000003f,	/* mdasp */
100 		0x0000022a,	/* mpodtctrl */
101 		0xa1390003,	/* mpzqhwctrl */
102 	};
103 
104 #ifdef CONFIG_TARGET_LS1012AFRWY
105 	board_rev = get_board_version();
106 
107 	if (board_rev == BOARD_REV_C) {
108 		mparam.mdctl = 0x05180000;
109 		gd->ram_size = SYS_SDRAM_SIZE_1024;
110 	} else {
111 		gd->ram_size = SYS_SDRAM_SIZE_512;
112 	}
113 #else
114 	gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
115 #endif
116 	mmdc_init(&mparam);
117 
118 #if !defined(CONFIG_SPL) || defined(CONFIG_SPL_BUILD)
119 	/* This will break-before-make MMU for DDR */
120 	update_early_mmu_table();
121 #endif
122 
123 	return 0;
124 }
125 
126 int board_early_init_f(void)
127 {
128 	fsl_lsch2_early_init_f();
129 
130 	return 0;
131 }
132 
133 int board_init(void)
134 {
135 	struct ccsr_cci400 *cci = (struct ccsr_cci400 *)(CONFIG_SYS_IMMR +
136 					CONFIG_SYS_CCI400_OFFSET);
137 
138 	/*
139 	 * Set CCI-400 control override register to enable barrier
140 	 * transaction
141 	 */
142 	out_le32(&cci->ctrl_ord, CCI400_CTRLORD_EN_BARRIER);
143 
144 #ifdef CONFIG_ENV_IS_NOWHERE
145 	gd->env_addr = (ulong)&default_environment[0];
146 #endif
147 
148 #ifdef CONFIG_FSL_CAAM
149 	sec_init();
150 #endif
151 
152 #ifdef CONFIG_FSL_LS_PPA
153 	ppa_init();
154 #endif
155 	return 0;
156 }
157 
158 int ft_board_setup(void *blob, bd_t *bd)
159 {
160 	arch_fixup_fdt(blob);
161 
162 	ft_cpu_setup(blob, bd);
163 
164 	return 0;
165 }
166