1 /*
2  * Copyright 2016 Freescale Semiconductor, Inc.
3  *
4  * SPDX-License-Identifier:	GPL-2.0+
5  */
6 
7 #include <common.h>
8 #include <i2c.h>
9 #include <fdt_support.h>
10 #include <asm/io.h>
11 #include <asm/arch/clock.h>
12 #include <asm/arch/fsl_serdes.h>
13 #include <asm/arch/ppa.h>
14 #include <asm/arch/soc.h>
15 #include <hwconfig.h>
16 #include <ahci.h>
17 #include <mmc.h>
18 #include <scsi.h>
19 #include <fm_eth.h>
20 #include <fsl_csu.h>
21 #include <fsl_esdhc.h>
22 #include <power/mc34vr500_pmic.h>
23 #include "cpld.h"
24 #include <fsl_sec.h>
25 
26 DECLARE_GLOBAL_DATA_PTR;
27 
28 int board_early_init_f(void)
29 {
30 	fsl_lsch2_early_init_f();
31 
32 	return 0;
33 }
34 
35 #ifndef CONFIG_SPL_BUILD
36 int checkboard(void)
37 {
38 	static const char *freq[2] = {"100.00MHZ", "156.25MHZ"};
39 	u8 cfg_rcw_src1, cfg_rcw_src2;
40 	u16 cfg_rcw_src;
41 	u8 sd1refclk_sel;
42 
43 	puts("Board: LS1046ARDB, boot from ");
44 
45 	cfg_rcw_src1 = CPLD_READ(cfg_rcw_src1);
46 	cfg_rcw_src2 = CPLD_READ(cfg_rcw_src2);
47 	cpld_rev_bit(&cfg_rcw_src1);
48 	cfg_rcw_src = cfg_rcw_src1;
49 	cfg_rcw_src = (cfg_rcw_src << 1) | cfg_rcw_src2;
50 
51 	if (cfg_rcw_src == 0x44)
52 		printf("QSPI vBank %d\n", CPLD_READ(vbank));
53 	else if (cfg_rcw_src == 0x40)
54 		puts("SD\n");
55 	else
56 		puts("Invalid setting of SW5\n");
57 
58 	printf("CPLD:  V%x.%x\nPCBA:  V%x.0\n", CPLD_READ(cpld_ver),
59 	       CPLD_READ(cpld_ver_sub), CPLD_READ(pcba_ver));
60 
61 	puts("SERDES Reference Clocks:\n");
62 	sd1refclk_sel = CPLD_READ(sd1refclk_sel);
63 	printf("SD1_CLK1 = %s, SD1_CLK2 = %s\n", freq[sd1refclk_sel], freq[0]);
64 
65 	return 0;
66 }
67 
68 int board_init(void)
69 {
70 	struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
71 
72 #ifdef CONFIG_SECURE_BOOT
73 	/*
74 	 * In case of Secure Boot, the IBR configures the SMMU
75 	 * to allow only Secure transactions.
76 	 * SMMU must be reset in bypass mode.
77 	 * Set the ClientPD bit and Clear the USFCFG Bit
78 	 */
79 	u32 val;
80 	val = (in_le32(SMMU_SCR0) | SCR0_CLIENTPD_MASK) & ~(SCR0_USFCFG_MASK);
81 	out_le32(SMMU_SCR0, val);
82 	val = (in_le32(SMMU_NSCR0) | SCR0_CLIENTPD_MASK) & ~(SCR0_USFCFG_MASK);
83 	out_le32(SMMU_NSCR0, val);
84 #endif
85 
86 #ifdef CONFIG_FSL_CAAM
87 	sec_init();
88 #endif
89 
90 #ifdef CONFIG_FSL_LS_PPA
91 	ppa_init();
92 #endif
93 
94 	/* invert AQR105 IRQ pins polarity */
95 	out_be32(&scfg->intpcr, AQR105_IRQ_MASK);
96 
97 	return 0;
98 }
99 
100 int board_setup_core_volt(u32 vdd)
101 {
102 	bool en_0v9;
103 
104 	en_0v9 = (vdd == 900) ? true : false;
105 	cpld_select_core_volt(en_0v9);
106 
107 	return 0;
108 }
109 
110 int get_serdes_volt(void)
111 {
112 	return mc34vr500_get_sw_volt(SW4);
113 }
114 
115 int set_serdes_volt(int svdd)
116 {
117 	return mc34vr500_set_sw_volt(SW4, svdd);
118 }
119 
120 int power_init_board(void)
121 {
122 	int ret;
123 
124 	ret = power_mc34vr500_init(0);
125 	if (ret)
126 		return ret;
127 
128 	setup_chip_volt();
129 
130 	return 0;
131 }
132 
133 void config_board_mux(void)
134 {
135 #ifdef CONFIG_HAS_FSL_XHCI_USB
136 	struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
137 	u32 usb_pwrfault;
138 
139 	/* USB3 is not used, configure mux to IIC4_SCL/IIC4_SDA */
140 	out_be32(&scfg->rcwpmuxcr0, 0x3300);
141 	out_be32(&scfg->usbdrvvbus_selcr, SCFG_USBDRVVBUS_SELCR_USB1);
142 	usb_pwrfault = (SCFG_USBPWRFAULT_DEDICATED <<
143 			SCFG_USBPWRFAULT_USB3_SHIFT) |
144 			(SCFG_USBPWRFAULT_DEDICATED <<
145 			SCFG_USBPWRFAULT_USB2_SHIFT) |
146 			(SCFG_USBPWRFAULT_SHARED <<
147 			SCFG_USBPWRFAULT_USB1_SHIFT);
148 	out_be32(&scfg->usbpwrfault_selcr, usb_pwrfault);
149 #endif
150 }
151 
152 #ifdef CONFIG_MISC_INIT_R
153 int misc_init_r(void)
154 {
155 	config_board_mux();
156 	return 0;
157 }
158 #endif
159 
160 int ft_board_setup(void *blob, bd_t *bd)
161 {
162 	u64 base[CONFIG_NR_DRAM_BANKS];
163 	u64 size[CONFIG_NR_DRAM_BANKS];
164 
165 	/* fixup DT for the two DDR banks */
166 	base[0] = gd->bd->bi_dram[0].start;
167 	size[0] = gd->bd->bi_dram[0].size;
168 	base[1] = gd->bd->bi_dram[1].start;
169 	size[1] = gd->bd->bi_dram[1].size;
170 
171 	fdt_fixup_memory_banks(blob, base, size, 2);
172 	ft_cpu_setup(blob, bd);
173 
174 #ifdef CONFIG_SYS_DPAA_FMAN
175 	fdt_fixup_fman_ethernet(blob);
176 #endif
177 
178 	return 0;
179 }
180 #endif
181