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1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright 2016 Freescale Semiconductor, Inc.
4  */
5
6 #include <common.h>
7 #include <asm/arch/immap_ls102xa.h>
8 #include <asm/arch/clock.h>
9 #include <asm/arch/fsl_serdes.h>
10 #include <asm/arch/ls102xa_stream_id.h>
11
12 #include <asm/arch/ls102xa_devdis.h>
13 #include <asm/arch/ls102xa_soc.h>
14 #include <asm/arch/ls102xa_sata.h>
15 #include <fsl_csu.h>
16 #include <fsl_esdhc.h>
17 #include <fsl_immap.h>
18 #include <netdev.h>
19 #include <fsl_mdio.h>
20 #include <tsec.h>
21 #include <spl.h>
22
23 #include <fsl_validate.h>
24 #include "../common/sleep.h"
25
26 DECLARE_GLOBAL_DATA_PTR;
27
28 #define DDR_SIZE                0x40000000
29
30
31 int checkboard(void)
32 {
33         puts("Board: LS1021AIOT\n");
34
35 #ifndef CONFIG_QSPI_BOOT
36         struct ccsr_gur *dcfg = (struct ccsr_gur *)CONFIG_SYS_FSL_GUTS_ADDR;
37         u32 cpldrev;
38
39         cpldrev = in_be32(&dcfg->gpporcr1);
40
41         printf("CPLD:  V%d.%d\n", ((cpldrev >> 28) & 0xf), ((cpldrev >> 24) &
42                 0xf));
43 #endif
44         return 0;
45 }
46
47 void ddrmc_init(void)
48 {
49         struct ccsr_ddr *ddr = (struct ccsr_ddr *)CONFIG_SYS_FSL_DDR_ADDR;
50         u32 temp_sdram_cfg, tmp;
51
52         out_be32(&ddr->sdram_cfg, DDR_SDRAM_CFG);
53
54         out_be32(&ddr->cs0_bnds, DDR_CS0_BNDS);
55         out_be32(&ddr->cs0_config, DDR_CS0_CONFIG);
56
57         out_be32(&ddr->timing_cfg_0, DDR_TIMING_CFG_0);
58         out_be32(&ddr->timing_cfg_1, DDR_TIMING_CFG_1);
59         out_be32(&ddr->timing_cfg_2, DDR_TIMING_CFG_2);
60         out_be32(&ddr->timing_cfg_3, DDR_TIMING_CFG_3);
61         out_be32(&ddr->timing_cfg_4, DDR_TIMING_CFG_4);
62         out_be32(&ddr->timing_cfg_5, DDR_TIMING_CFG_5);
63
64         out_be32(&ddr->sdram_cfg_2, DDR_SDRAM_CFG_2);
65         out_be32(&ddr->ddr_cdr2, DDR_DDR_CDR2);
66
67         out_be32(&ddr->sdram_mode, DDR_SDRAM_MODE);
68         out_be32(&ddr->sdram_mode_2, DDR_SDRAM_MODE_2);
69
70         out_be32(&ddr->sdram_interval, DDR_SDRAM_INTERVAL);
71
72         out_be32(&ddr->ddr_wrlvl_cntl, DDR_DDR_WRLVL_CNTL);
73
74         out_be32(&ddr->ddr_wrlvl_cntl_2, DDR_DDR_WRLVL_CNTL_2);
75         out_be32(&ddr->ddr_wrlvl_cntl_3, DDR_DDR_WRLVL_CNTL_3);
76
77         out_be32(&ddr->ddr_cdr1, DDR_DDR_CDR1);
78
79         out_be32(&ddr->sdram_clk_cntl, DDR_SDRAM_CLK_CNTL);
80         out_be32(&ddr->ddr_zq_cntl, DDR_DDR_ZQ_CNTL);
81
82         out_be32(&ddr->cs0_config_2, DDR_CS0_CONFIG_2);
83
84         /* DDR erratum A-009942 */
85         tmp = in_be32(&ddr->debug[28]);
86         out_be32(&ddr->debug[28], tmp | 0x0070006f);
87
88         udelay(500);
89
90         temp_sdram_cfg = (DDR_SDRAM_CFG_MEM_EN & ~SDRAM_CFG_BI);
91
92         out_be32(&ddr->sdram_cfg, DDR_SDRAM_CFG | temp_sdram_cfg);
93 }
94
95 int dram_init(void)
96 {
97 #if (!defined(CONFIG_SPL) || defined(CONFIG_SPL_BUILD))
98         ddrmc_init();
99 #endif
100
101         gd->ram_size = DDR_SIZE;
102         return 0;
103 }
104
105 #ifdef CONFIG_FSL_ESDHC
106 struct fsl_esdhc_cfg esdhc_cfg[1] = {
107         {CONFIG_SYS_FSL_ESDHC_ADDR},
108 };
109
110 int board_mmc_init(bd_t *bis)
111 {
112         esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
113
114         return fsl_esdhc_initialize(bis, &esdhc_cfg[0]);
115 }
116
117 #endif
118
119 #ifdef CONFIG_TSEC_ENET
120 int board_eth_init(bd_t *bis)
121 {
122         struct fsl_pq_mdio_info mdio_info;
123         struct tsec_info_struct tsec_info[4];
124         int num = 0;
125
126 #ifdef CONFIG_TSEC1
127         SET_STD_TSEC_INFO(tsec_info[num], 1);
128         if (is_serdes_configured(SGMII_TSEC1)) {
129                 puts("eTSEC1 is in sgmii mode.\n");
130                 tsec_info[num].flags |= TSEC_SGMII;
131         }
132         num++;
133 #endif
134 #ifdef CONFIG_TSEC2
135         SET_STD_TSEC_INFO(tsec_info[num], 2);
136         if (is_serdes_configured(SGMII_TSEC2)) {
137                 puts("eTSEC2 is in sgmii mode.\n");
138                 tsec_info[num].flags |= TSEC_SGMII;
139         }
140         num++;
141 #endif
142         if (!num) {
143                 printf("No TSECs initialized\n");
144                 return 0;
145         }
146
147         mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
148         mdio_info.name = DEFAULT_MII_NAME;
149         fsl_pq_mdio_init(bis, &mdio_info);
150
151         tsec_eth_init(bis, tsec_info, num);
152
153         return pci_eth_init(bis);
154 }
155 #endif
156
157 int board_early_init_f(void)
158 {
159         struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
160
161 #ifdef CONFIG_TSEC_ENET
162         /* clear BD & FR bits for BE BD's and frame data */
163         clrbits_be32(&scfg->etsecdmamcr, SCFG_ETSECDMAMCR_LE_BD_FR);
164         out_be32(&scfg->etsecmcr, SCFG_ETSECCMCR_GE2_CLK125);
165
166 #endif
167
168         arch_soc_init();
169
170         return 0;
171 }
172
173 #ifdef CONFIG_SPL_BUILD
174 void board_init_f(ulong dummy)
175 {
176         /* Clear the BSS */
177         memset(__bss_start, 0, __bss_end - __bss_start);
178
179         get_clocks();
180
181         preloader_console_init();
182
183         dram_init();
184
185         /* Allow OCRAM access permission as R/W */
186
187 #ifdef CONFIG_LAYERSCAPE_NS_ACCESS
188         enable_layerscape_ns_access();
189 #endif
190
191         board_init_r(NULL, 0);
192 }
193 #endif
194
195 int board_init(void)
196 {
197 #ifndef CONFIG_SYS_FSL_NO_SERDES
198         fsl_serdes_init();
199 #endif
200
201         ls102xa_smmu_stream_id_init();
202
203         return 0;
204 }
205
206 #ifdef CONFIG_BOARD_LATE_INIT
207 int board_late_init(void)
208 {
209 #ifdef CONFIG_SCSI_AHCI_PLAT
210         ls1021a_sata_init();
211 #endif
212
213         return 0;
214 }
215 #endif
216
217 #if defined(CONFIG_MISC_INIT_R)
218 int misc_init_r(void)
219 {
220 #ifdef CONFIG_FSL_DEVICE_DISABLE
221         device_disable(devdis_tbl, ARRAY_SIZE(devdis_tbl));
222
223 #endif
224
225 #ifdef CONFIG_FSL_CAAM
226         return sec_init();
227 #endif
228 }
229 #endif
230
231 int ft_board_setup(void *blob, bd_t *bd)
232 {
233         ft_cpu_setup(blob, bd);
234
235 #ifdef CONFIG_PCI
236         ft_pci_setup(blob, bd);
237 #endif
238
239         return 0;
240 }
241
242 void flash_write16(u16 val, void *addr)
243 {
244         u16 shftval = (((val >> 8) & 0xff) | ((val << 8) & 0xff00));
245
246         __raw_writew(shftval, addr);
247 }
248
249 u16 flash_read16(void *addr)
250 {
251         u16 val = __raw_readw(addr);
252
253         return (((val) >> 8) & 0x00ff) | (((val) << 8) & 0xff00);
254 }