2 * Keystone : Board initialization
5 * Texas Instruments Incorporated, <www.ti.com>
7 * SPDX-License-Identifier: GPL-2.0+
14 #include <fdt_support.h>
15 #include <asm/arch/ddr3.h>
16 #include <asm/arch/emac_defs.h>
17 #include <asm/ti-common/ti-aemif.h>
19 DECLARE_GLOBAL_DATA_PTR;
21 static struct aemif_config aemif_configs[] = {
23 .mode = AEMIF_MODE_NAND,
31 .width = AEMIF_WIDTH_8,
39 gd->ram_size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE,
40 CONFIG_MAX_RAM_BANK_SIZE);
41 aemif_init(ARRAY_SIZE(aemif_configs), aemif_configs);
47 gd->bd->bi_boot_params = CONFIG_LINUX_BOOT_PARAM_ADDR;
52 #ifdef CONFIG_DRIVER_TI_KEYSTONE_NET
53 int get_eth_env_param(char *env_name)
58 env = getenv(env_name);
60 res = simple_strtol(env, NULL, 0);
65 int board_eth_init(bd_t *bis)
70 char link_type_name[32];
72 port_num = get_num_eth_ports();
74 for (j = 0; j < port_num; j++) {
75 sprintf(link_type_name, "sgmii%d_link_type", j);
76 res = get_eth_env_param(link_type_name);
78 eth_priv_cfg[j].sgmii_link_type = res;
80 keystone2_emac_initialize(ð_priv_cfg[j]);
87 #ifdef CONFIG_SPL_BUILD
88 void spl_board_init(void)
90 spl_init_keystone_plls();
91 preloader_console_init();
94 u32 spl_boot_device(void)
96 #if defined(CONFIG_SPL_SPI_LOAD)
97 return BOOT_DEVICE_SPI;
99 puts("Unknown boot device\n");
105 #if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
106 void ft_board_setup(void *blob, bd_t *bd)
117 int unitrd_fixup = 0;
119 env = getenv("mem_lpae");
120 lpae = env && simple_strtol(env, NULL, 0);
121 env = getenv("uinitrd_fixup");
122 unitrd_fixup = env && simple_strtol(env, NULL, 0);
126 env = getenv("ddr3a_size");
128 ddr3a_size = simple_strtol(env, NULL, 10);
129 if ((ddr3a_size != 8) && (ddr3a_size != 4))
134 start[0] = bd->bi_dram[0].start;
135 size[0] = bd->bi_dram[0].size;
137 /* adjust memory start address for LPAE */
139 start[0] -= CONFIG_SYS_SDRAM_BASE;
140 start[0] += CONFIG_SYS_LPAE_SDRAM_BASE;
143 if ((size[0] == 0x80000000) && (ddr3a_size != 0)) {
144 size[1] = ((u64)ddr3a_size - 2) << 30;
145 start[1] = 0x880000000;
149 /* reserve memory at start of bank */
150 sprintf(name, "mem_reserve_head");
153 start[0] += ustrtoul(env, &endp, 0);
154 size[0] -= ustrtoul(env, &endp, 0);
157 sprintf(name, "mem_reserve");
160 size[0] -= ustrtoul(env, &endp, 0);
162 fdt_fixup_memory_banks(blob, start, size, nbanks);
164 /* Fix up the initrd */
165 if (lpae && unitrd_fixup) {
168 u64 initrd_start, initrd_end;
170 nodeoffset = fdt_path_offset(blob, "/chosen");
171 if (nodeoffset >= 0) {
172 prop1 = (u32 *)fdt_getprop(blob, nodeoffset,
173 "linux,initrd-start", NULL);
174 prop2 = (u32 *)fdt_getprop(blob, nodeoffset,
175 "linux,initrd-end", NULL);
176 if (prop1 && prop2) {
177 initrd_start = __be32_to_cpu(*prop1);
178 initrd_start -= CONFIG_SYS_SDRAM_BASE;
179 initrd_start += CONFIG_SYS_LPAE_SDRAM_BASE;
180 initrd_start = __cpu_to_be64(initrd_start);
181 initrd_end = __be32_to_cpu(*prop2);
182 initrd_end -= CONFIG_SYS_SDRAM_BASE;
183 initrd_end += CONFIG_SYS_LPAE_SDRAM_BASE;
184 initrd_end = __cpu_to_be64(initrd_end);
186 err = fdt_delprop(blob, nodeoffset,
187 "linux,initrd-start");
189 puts("error deleting initrd-start\n");
191 err = fdt_delprop(blob, nodeoffset,
194 puts("error deleting initrd-end\n");
196 err = fdt_setprop(blob, nodeoffset,
197 "linux,initrd-start",
199 sizeof(initrd_start));
201 puts("error adding initrd-start\n");
203 err = fdt_setprop(blob, nodeoffset,
208 puts("error adding linux,initrd-end\n");
214 void ft_board_setup_ex(void *blob, bd_t *bd)
221 env = getenv("mem_lpae");
222 lpae = env && simple_strtol(env, NULL, 0);
226 * the initrd and other reserved memory areas are
227 * embedded in in the DTB itslef. fix up these addresses
230 reserve_start = (u64 *)((char *)blob +
231 fdt_off_mem_rsvmap(blob));
233 *reserve_start = __cpu_to_be64(*reserve_start);
234 size = __cpu_to_be64(*(reserve_start + 1));
236 *reserve_start -= CONFIG_SYS_SDRAM_BASE;
238 CONFIG_SYS_LPAE_SDRAM_BASE;
240 __cpu_to_be64(*reserve_start);