1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (C) 2015 Stefan Roese <sr@denx.de>
13 #include <asm/global_data.h>
15 #include <asm/arch/cpu.h>
16 #include <asm/arch/soc.h>
17 #include <linux/bitops.h>
18 #include <linux/delay.h>
19 #include "../common/tlv_data.h"
21 #include "../drivers/ddr/marvell/a38x/ddr3_init.h"
22 #include <../serdes/a38x/high_speed_env_spec.h>
24 DECLARE_GLOBAL_DATA_PTR;
27 * Those values and defines are taken from the Marvell U-Boot version
28 * "u-boot-2013.01-15t1-clearfog"
30 #define BOARD_GPP_OUT_ENA_LOW 0xffffffff
31 #define BOARD_GPP_OUT_ENA_MID 0xffffffff
33 #define BOARD_GPP_OUT_VAL_LOW 0x0
34 #define BOARD_GPP_OUT_VAL_MID 0x0
35 #define BOARD_GPP_POL_LOW 0x0
36 #define BOARD_GPP_POL_MID 0x0
38 static struct tlv_data cf_tlv_data;
40 static void cf_read_tlv_data(void)
42 static bool read_once;
48 read_tlv_data(&cf_tlv_data);
51 /* The starting board_serdes_map reflects original Clearfog Pro usage */
52 static struct serdes_map board_serdes_map[] = {
53 {SATA0, SERDES_SPEED_3_GBPS, SERDES_DEFAULT_MODE, 0, 0},
54 {SGMII1, SERDES_SPEED_1_25_GBPS, SERDES_DEFAULT_MODE, 0, 0},
55 {PEX1, SERDES_SPEED_5_GBPS, PEX_ROOT_COMPLEX_X1, 0, 0},
56 {USB3_HOST1, SERDES_SPEED_5_GBPS, SERDES_DEFAULT_MODE, 0, 0},
57 {PEX2, SERDES_SPEED_5_GBPS, PEX_ROOT_COMPLEX_X1, 0, 0},
58 {SGMII2, SERDES_SPEED_1_25_GBPS, SERDES_DEFAULT_MODE, 0, 0},
61 void config_cfbase_serdes_map(void)
63 board_serdes_map[4].serdes_type = USB3_HOST0;
64 board_serdes_map[4].serdes_speed = SERDES_SPEED_5_GBPS;
65 board_serdes_map[4].serdes_mode = SERDES_DEFAULT_MODE;
68 int hws_board_topology_load(struct serdes_map **serdes_map_array, u8 *count)
72 /* Apply build configuration options before runtime configuration */
73 if (IS_ENABLED(CONFIG_CLEARFOG_SFP_25GB))
74 board_serdes_map[5].serdes_speed = SERDES_SPEED_3_125_GBPS;
76 if (IS_ENABLED(CONFIG_CLEARFOG_CON2_SATA)) {
77 board_serdes_map[4].serdes_type = SATA2;
78 board_serdes_map[4].serdes_speed = SERDES_SPEED_3_GBPS;
79 board_serdes_map[4].serdes_mode = SERDES_DEFAULT_MODE;
80 board_serdes_map[4].swap_rx = 1;
83 if (IS_ENABLED(CONFIG_CLEARFOG_CON3_SATA)) {
84 board_serdes_map[2].serdes_type = SATA1;
85 board_serdes_map[2].serdes_speed = SERDES_SPEED_3_GBPS;
86 board_serdes_map[2].serdes_mode = SERDES_DEFAULT_MODE;
87 board_serdes_map[2].swap_rx = 1;
90 /* Apply runtime detection changes */
91 if (sr_product_is(&cf_tlv_data, "Clearfog GTR")) {
92 board_serdes_map[0].serdes_type = PEX0;
93 board_serdes_map[0].serdes_speed = SERDES_SPEED_5_GBPS;
94 board_serdes_map[0].serdes_mode = PEX_ROOT_COMPLEX_X1;
95 } else if (sr_product_is(&cf_tlv_data, "Clearfog Pro")) {
96 /* handle recognized product as noop, no adjustment required */
97 } else if (sr_product_is(&cf_tlv_data, "Clearfog Base")) {
98 config_cfbase_serdes_map();
101 * Fallback to static default. EEPROM TLV support is not
102 * enabled, runtime detection failed, hardware support is not
103 * present, EEPROM is corrupt, or an unrecognized product name
106 if (IS_ENABLED(CONFIG_SPL_CMD_TLV_EEPROM))
107 puts("EEPROM TLV detection failed: ");
108 puts("Using static config for ");
109 if (IS_ENABLED(CONFIG_TARGET_CLEARFOG_BASE)) {
110 puts("Clearfog Base.\n");
111 config_cfbase_serdes_map();
113 puts("Clearfog Pro.\n");
117 *serdes_map_array = board_serdes_map;
118 *count = ARRAY_SIZE(board_serdes_map);
123 * Define the DDR layout / topology here in the board file. This will
124 * be used by the DDR3 init code in the SPL U-Boot version to configure
125 * the DDR3 controller.
127 static struct mv_ddr_topology_map board_topology_map = {
129 0x1, /* active interfaces */
130 /* cs_mask, mirror, dqs_swap, ck_swap X PUPs */
131 { { { {0x1, 0, 0, 0},
136 SPEED_BIN_DDR_1600K, /* speed_bin */
137 MV_DDR_DEV_WIDTH_16BIT, /* memory_width */
138 MV_DDR_DIE_CAP_4GBIT, /* mem_size */
139 MV_DDR_FREQ_800, /* frequency */
140 0, 0, /* cas_wl cas_l */
141 MV_DDR_TEMP_LOW, /* temperature */
142 MV_DDR_TIM_DEFAULT} }, /* timing */
143 BUS_MASK_32BIT, /* Busses mask */
144 MV_DDR_CFG_DEFAULT, /* ddr configuration data source */
145 NOT_COMBINED, /* ddr twin-die combined */
146 { {0} }, /* raw spd data */
147 {0}, /* timing parameters */
148 { {0} }, /* electrical configuration */
149 {0,}, /* electrical parameters */
150 0, /* ODT configuration */
151 0x3, /* clock enable mask */
154 struct mv_ddr_topology_map *mv_ddr_topology_map_get(void)
156 struct if_params *ifp = &board_topology_map.interface_params[0];
160 switch (cf_tlv_data.ram_size) {
163 ifp->memory_size = MV_DDR_DIE_CAP_4GBIT;
166 ifp->memory_size = MV_DDR_DIE_CAP_8GBIT;
170 /* Return the board topology as defined in the board code */
171 return &board_topology_map;
174 int board_early_init_f(void)
177 writel(0x11111111, MVEBU_MPP_BASE + 0x00);
178 writel(0x11111111, MVEBU_MPP_BASE + 0x04);
179 writel(0x10400011, MVEBU_MPP_BASE + 0x08);
180 writel(0x22043333, MVEBU_MPP_BASE + 0x0c);
181 writel(0x44400002, MVEBU_MPP_BASE + 0x10);
182 writel(0x41144004, MVEBU_MPP_BASE + 0x14);
183 writel(0x40333333, MVEBU_MPP_BASE + 0x18);
184 writel(0x00004444, MVEBU_MPP_BASE + 0x1c);
186 /* Set GPP Out value */
187 writel(BOARD_GPP_OUT_VAL_LOW, MVEBU_GPIO0_BASE + 0x00);
188 writel(BOARD_GPP_OUT_VAL_MID, MVEBU_GPIO1_BASE + 0x00);
190 /* Set GPP Polarity */
191 writel(BOARD_GPP_POL_LOW, MVEBU_GPIO0_BASE + 0x0c);
192 writel(BOARD_GPP_POL_MID, MVEBU_GPIO1_BASE + 0x0c);
194 /* Set GPP Out Enable */
195 writel(BOARD_GPP_OUT_ENA_LOW, MVEBU_GPIO0_BASE + 0x04);
196 writel(BOARD_GPP_OUT_ENA_MID, MVEBU_GPIO1_BASE + 0x04);
203 /* Address of boot parameters */
204 gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100;
206 /* Toggle GPIO41 to reset onboard switch and phy */
207 clrbits_le32(MVEBU_GPIO1_BASE + 0x0, BIT(9));
208 clrbits_le32(MVEBU_GPIO1_BASE + 0x4, BIT(9));
209 /* GPIO 19 on ClearFog rev 2.1 controls the uSOM onboard phy reset */
210 clrbits_le32(MVEBU_GPIO0_BASE + 0x0, BIT(19));
211 clrbits_le32(MVEBU_GPIO0_BASE + 0x4, BIT(19));
213 setbits_le32(MVEBU_GPIO1_BASE + 0x0, BIT(9));
214 setbits_le32(MVEBU_GPIO0_BASE + 0x0, BIT(19));
222 char *board = "Clearfog Pro";
223 if (IS_ENABLED(CONFIG_TARGET_CLEARFOG_BASE))
224 board = "Clearfog Base";
227 if (strlen(cf_tlv_data.tlv_product_name[0]) > 0)
228 board = cf_tlv_data.tlv_product_name[0];
230 printf("Board: SolidRun %s", board);
231 if (strlen(cf_tlv_data.tlv_product_name[1]) > 0)
232 printf(", %s", cf_tlv_data.tlv_product_name[1]);
238 int board_eth_init(struct bd_info *bis)
240 cpu_eth_init(bis); /* Built in controller(s) come first */
241 return pci_eth_init(bis);
244 int board_late_init(void)
246 if (env_get("fdtfile"))
251 if (sr_product_is(&cf_tlv_data, "Clearfog Base"))
252 env_set("fdtfile", "armada-388-clearfog-base.dtb");
253 else if (sr_product_is(&cf_tlv_data, "Clearfog GTR S4"))
254 env_set("fdtfile", "armada-385-clearfog-gtr-s4.dtb");
255 else if (sr_product_is(&cf_tlv_data, "Clearfog GTR L8"))
256 env_set("fdtfile", "armada-385-clearfog-gtr-l8.dtb");
257 else if (IS_ENABLED(CONFIG_TARGET_CLEARFOG_BASE))
258 env_set("fdtfile", "armada-388-clearfog-base.dtb");
260 env_set("fdtfile", "armada-388-clearfog-pro.dtb");