Tom Rini | 10e4779 | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0+ |
Dirk Eibach | fb60594 | 2017-02-22 16:07:23 +0100 | [diff] [blame] | 2 | /* |
| 3 | * Copyright (C) 2015 Stefan Roese <sr@denx.de> |
| 4 | * Copyright (C) 2016 Mario Six <mario.six@gdsys.cc> |
Dirk Eibach | fb60594 | 2017-02-22 16:07:23 +0100 | [diff] [blame] | 5 | */ |
| 6 | |
| 7 | #include <common.h> |
Simon Glass | ed38aef | 2020-05-10 11:40:03 -0600 | [diff] [blame] | 8 | #include <command.h> |
Dirk Eibach | fb60594 | 2017-02-22 16:07:23 +0100 | [diff] [blame] | 9 | #include <dm.h> |
Simon Glass | a7b5130 | 2019-11-14 12:57:46 -0700 | [diff] [blame] | 10 | #include <init.h> |
Dirk Eibach | fb60594 | 2017-02-22 16:07:23 +0100 | [diff] [blame] | 11 | #include <miiphy.h> |
Simon Glass | 274e0b0 | 2020-05-10 11:39:56 -0600 | [diff] [blame] | 12 | #include <net.h> |
Miquel Raynal | 4c6759e | 2018-05-15 11:57:06 +0200 | [diff] [blame] | 13 | #include <tpm-v1.h> |
Dirk Eibach | fb60594 | 2017-02-22 16:07:23 +0100 | [diff] [blame] | 14 | #include <asm/io.h> |
| 15 | #include <asm/arch/cpu.h> |
| 16 | #include <asm-generic/gpio.h> |
Simon Glass | dbd7954 | 2020-05-10 11:40:11 -0600 | [diff] [blame] | 17 | #include <linux/delay.h> |
Dirk Eibach | fb60594 | 2017-02-22 16:07:23 +0100 | [diff] [blame] | 18 | |
Chris Packham | 1a07d21 | 2018-05-10 13:28:29 +1200 | [diff] [blame] | 19 | #include "../drivers/ddr/marvell/a38x/ddr3_init.h" |
Dirk Eibach | fb60594 | 2017-02-22 16:07:23 +0100 | [diff] [blame] | 20 | #include "../arch/arm/mach-mvebu/serdes/a38x/high_speed_env_spec.h" |
| 21 | |
| 22 | #include "keyprogram.h" |
| 23 | #include "dt_helpers.h" |
| 24 | #include "hydra.h" |
| 25 | #include "ihs_phys.h" |
| 26 | |
| 27 | DECLARE_GLOBAL_DATA_PTR; |
| 28 | |
Dirk Eibach | fb60594 | 2017-02-22 16:07:23 +0100 | [diff] [blame] | 29 | #define DB_GP_88F68XX_GPP_OUT_ENA_LOW 0x7fffffff |
| 30 | #define DB_GP_88F68XX_GPP_OUT_ENA_MID 0xffffefff |
| 31 | |
| 32 | #define DB_GP_88F68XX_GPP_OUT_VAL_LOW 0x0 |
| 33 | #define DB_GP_88F68XX_GPP_OUT_VAL_MID 0x00001000 |
| 34 | #define DB_GP_88F68XX_GPP_POL_LOW 0x0 |
| 35 | #define DB_GP_88F68XX_GPP_POL_MID 0x0 |
| 36 | |
Simon Glass | 8ceca1d | 2018-11-18 14:22:27 -0700 | [diff] [blame] | 37 | static int get_tpm(struct udevice **devp) |
| 38 | { |
| 39 | int rc; |
| 40 | |
| 41 | rc = uclass_first_device_err(UCLASS_TPM, devp); |
| 42 | if (rc) { |
| 43 | printf("Could not find TPM (ret=%d)\n", rc); |
| 44 | return CMD_RET_FAILURE; |
| 45 | } |
| 46 | |
| 47 | return 0; |
| 48 | } |
| 49 | |
Dirk Eibach | fb60594 | 2017-02-22 16:07:23 +0100 | [diff] [blame] | 50 | /* |
| 51 | * Define the DDR layout / topology here in the board file. This will |
| 52 | * be used by the DDR3 init code in the SPL U-Boot version to configure |
| 53 | * the DDR3 controller. |
| 54 | */ |
Chris Packham | 1a07d21 | 2018-05-10 13:28:29 +1200 | [diff] [blame] | 55 | static struct mv_ddr_topology_map ddr_topology_map = { |
| 56 | DEBUG_LEVEL_ERROR, |
Dirk Eibach | fb60594 | 2017-02-22 16:07:23 +0100 | [diff] [blame] | 57 | 0x1, /* active interfaces */ |
| 58 | /* cs_mask, mirror, dqs_swap, ck_swap X PUPs */ |
| 59 | { { { {0x1, 0, 0, 0}, |
| 60 | {0x1, 0, 0, 0}, |
| 61 | {0x1, 0, 0, 0}, |
| 62 | {0x1, 0, 0, 0}, |
| 63 | {0x1, 0, 0, 0} }, |
| 64 | SPEED_BIN_DDR_1600K, /* speed_bin */ |
Chris Packham | 1a07d21 | 2018-05-10 13:28:29 +1200 | [diff] [blame] | 65 | MV_DDR_DEV_WIDTH_16BIT, /* memory_width */ |
| 66 | MV_DDR_DIE_CAP_4GBIT, /* mem_size */ |
Chris Packham | 4bf81db | 2018-12-03 14:26:49 +1300 | [diff] [blame] | 67 | MV_DDR_FREQ_533, /* frequency */ |
Chris Packham | dd092bd | 2017-11-29 10:38:34 +1300 | [diff] [blame] | 68 | 0, 0, /* cas_wl cas_l */ |
Chris Packham | 3a09e13 | 2018-05-10 13:28:30 +1200 | [diff] [blame] | 69 | MV_DDR_TEMP_LOW, /* temperature */ |
| 70 | MV_DDR_TIM_DEFAULT} }, /* timing */ |
Chris Packham | 1a07d21 | 2018-05-10 13:28:29 +1200 | [diff] [blame] | 71 | BUS_MASK_32BIT, /* Busses mask */ |
| 72 | MV_DDR_CFG_DEFAULT, /* ddr configuration data source */ |
| 73 | { {0} }, /* raw spd data */ |
| 74 | {0} /* timing parameters */ |
| 75 | |
Dirk Eibach | fb60594 | 2017-02-22 16:07:23 +0100 | [diff] [blame] | 76 | }; |
| 77 | |
| 78 | static struct serdes_map serdes_topology_map[] = { |
| 79 | {SGMII0, SERDES_SPEED_1_25_GBPS, SERDES_DEFAULT_MODE, 0, 0}, |
| 80 | {USB3_HOST0, SERDES_SPEED_5_GBPS, SERDES_DEFAULT_MODE, 0, 0}, |
| 81 | /* SATA tx polarity is inverted */ |
| 82 | {SATA1, SERDES_SPEED_3_GBPS, SERDES_DEFAULT_MODE, 0, 1}, |
| 83 | {SGMII2, SERDES_SPEED_1_25_GBPS, SERDES_DEFAULT_MODE, 0, 0}, |
| 84 | {DEFAULT_SERDES, SERDES_SPEED_3_GBPS, SERDES_DEFAULT_MODE, 0, 0}, |
| 85 | {PEX2, SERDES_SPEED_5_GBPS, PEX_ROOT_COMPLEX_X1, 0, 0} |
| 86 | }; |
| 87 | |
| 88 | int hws_board_topology_load(struct serdes_map **serdes_map_array, u8 *count) |
| 89 | { |
| 90 | *serdes_map_array = serdes_topology_map; |
| 91 | *count = ARRAY_SIZE(serdes_topology_map); |
| 92 | return 0; |
| 93 | } |
| 94 | |
| 95 | void board_pex_config(void) |
| 96 | { |
| 97 | #ifdef CONFIG_SPL_BUILD |
| 98 | uint k; |
| 99 | struct gpio_desc gpio = {}; |
| 100 | |
| 101 | if (!request_gpio_by_name(&gpio, "pca9698@22", 31, "fpga-program-gpio")) { |
| 102 | /* prepare FPGA reconfiguration */ |
| 103 | dm_gpio_set_dir_flags(&gpio, GPIOD_IS_OUT); |
| 104 | dm_gpio_set_value(&gpio, 0); |
| 105 | |
| 106 | /* give lunatic PCIe clock some time to stabilize */ |
| 107 | mdelay(500); |
| 108 | |
| 109 | /* start FPGA reconfiguration */ |
| 110 | dm_gpio_set_dir_flags(&gpio, GPIOD_IS_IN); |
| 111 | } |
| 112 | |
| 113 | /* wait for FPGA done */ |
| 114 | if (!request_gpio_by_name(&gpio, "pca9698@22", 19, "fpga-done-gpio")) { |
| 115 | for (k = 0; k < 20; ++k) { |
| 116 | if (dm_gpio_get_value(&gpio)) { |
| 117 | printf("FPGA done after %u rounds\n", k); |
| 118 | break; |
| 119 | } |
| 120 | mdelay(100); |
| 121 | } |
| 122 | } |
| 123 | |
| 124 | /* disable FPGA reset */ |
| 125 | if (!request_gpio_by_name(&gpio, "gpio@18100", 6, "cpu-to-fpga-reset")) { |
| 126 | dm_gpio_set_dir_flags(&gpio, GPIOD_IS_OUT); |
| 127 | dm_gpio_set_value(&gpio, 1); |
| 128 | } |
| 129 | |
| 130 | /* wait for FPGA ready */ |
| 131 | if (!request_gpio_by_name(&gpio, "pca9698@22", 27, "fpga-ready-gpio")) { |
| 132 | for (k = 0; k < 2; ++k) { |
| 133 | if (!dm_gpio_get_value(&gpio)) |
| 134 | break; |
| 135 | mdelay(100); |
| 136 | } |
| 137 | } |
| 138 | #endif |
| 139 | } |
| 140 | |
Chris Packham | 1a07d21 | 2018-05-10 13:28:29 +1200 | [diff] [blame] | 141 | struct mv_ddr_topology_map *mv_ddr_topology_map_get(void) |
Dirk Eibach | fb60594 | 2017-02-22 16:07:23 +0100 | [diff] [blame] | 142 | { |
| 143 | return &ddr_topology_map; |
| 144 | } |
| 145 | |
| 146 | int board_early_init_f(void) |
| 147 | { |
| 148 | #ifdef CONFIG_SPL_BUILD |
| 149 | /* Configure MPP */ |
| 150 | writel(0x00111111, MVEBU_MPP_BASE + 0x00); |
| 151 | writel(0x40040000, MVEBU_MPP_BASE + 0x04); |
| 152 | writel(0x00466444, MVEBU_MPP_BASE + 0x08); |
| 153 | writel(0x00043300, MVEBU_MPP_BASE + 0x0c); |
| 154 | writel(0x44400000, MVEBU_MPP_BASE + 0x10); |
| 155 | writel(0x20000334, MVEBU_MPP_BASE + 0x14); |
| 156 | writel(0x40000000, MVEBU_MPP_BASE + 0x18); |
| 157 | writel(0x00004444, MVEBU_MPP_BASE + 0x1c); |
| 158 | |
| 159 | /* Set GPP Out value */ |
| 160 | writel(DB_GP_88F68XX_GPP_OUT_VAL_LOW, MVEBU_GPIO0_BASE + 0x00); |
| 161 | writel(DB_GP_88F68XX_GPP_OUT_VAL_MID, MVEBU_GPIO1_BASE + 0x00); |
| 162 | |
| 163 | /* Set GPP Polarity */ |
| 164 | writel(DB_GP_88F68XX_GPP_POL_LOW, MVEBU_GPIO0_BASE + 0x0c); |
| 165 | writel(DB_GP_88F68XX_GPP_POL_MID, MVEBU_GPIO1_BASE + 0x0c); |
| 166 | |
| 167 | /* Set GPP Out Enable */ |
| 168 | writel(DB_GP_88F68XX_GPP_OUT_ENA_LOW, MVEBU_GPIO0_BASE + 0x04); |
| 169 | writel(DB_GP_88F68XX_GPP_OUT_ENA_MID, MVEBU_GPIO1_BASE + 0x04); |
| 170 | #endif |
| 171 | |
| 172 | return 0; |
| 173 | } |
| 174 | |
| 175 | int board_init(void) |
| 176 | { |
| 177 | /* Address of boot parameters */ |
| 178 | gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100; |
| 179 | |
| 180 | return 0; |
| 181 | } |
| 182 | |
| 183 | #ifndef CONFIG_SPL_BUILD |
| 184 | void init_host_phys(struct mii_dev *bus) |
| 185 | { |
| 186 | uint k; |
| 187 | |
| 188 | for (k = 0; k < 2; ++k) { |
| 189 | struct phy_device *phydev; |
| 190 | |
| 191 | phydev = phy_find_by_mask(bus, 1 << k, |
| 192 | PHY_INTERFACE_MODE_SGMII); |
| 193 | |
| 194 | if (phydev) |
| 195 | phy_config(phydev); |
| 196 | } |
| 197 | } |
| 198 | |
| 199 | int ccdc_eth_init(void) |
| 200 | { |
| 201 | uint k; |
| 202 | uint octo_phy_mask = 0; |
| 203 | int ret; |
| 204 | struct mii_dev *bus; |
| 205 | |
| 206 | /* Init SoC's phys */ |
| 207 | bus = miiphy_get_dev_by_name("ethernet@34000"); |
| 208 | |
| 209 | if (bus) |
| 210 | init_host_phys(bus); |
| 211 | |
| 212 | bus = miiphy_get_dev_by_name("ethernet@70000"); |
| 213 | |
| 214 | if (bus) |
| 215 | init_host_phys(bus); |
| 216 | |
| 217 | /* Init octo phys */ |
| 218 | octo_phy_mask = calculate_octo_phy_mask(); |
| 219 | |
| 220 | printf("IHS PHYS: %08x", octo_phy_mask); |
| 221 | |
| 222 | ret = init_octo_phys(octo_phy_mask); |
| 223 | |
| 224 | if (ret) |
| 225 | return ret; |
| 226 | |
| 227 | printf("\n"); |
| 228 | |
| 229 | if (!get_fpga()) { |
| 230 | puts("fpga was NULL\n"); |
| 231 | return 1; |
| 232 | } |
| 233 | |
| 234 | /* reset all FPGA-QSGMII instances */ |
| 235 | for (k = 0; k < 80; ++k) |
| 236 | writel(1 << 31, get_fpga()->qsgmii_port_state[k]); |
| 237 | |
| 238 | udelay(100); |
| 239 | |
| 240 | for (k = 0; k < 80; ++k) |
| 241 | writel(0, get_fpga()->qsgmii_port_state[k]); |
| 242 | return 0; |
| 243 | } |
| 244 | |
| 245 | #endif |
| 246 | |
| 247 | int board_late_init(void) |
| 248 | { |
| 249 | #ifndef CONFIG_SPL_BUILD |
| 250 | hydra_initialize(); |
| 251 | #endif |
| 252 | return 0; |
| 253 | } |
| 254 | |
| 255 | int board_fix_fdt(void *rw_fdt_blob) |
| 256 | { |
| 257 | struct udevice *bus = NULL; |
| 258 | uint k; |
| 259 | char name[64]; |
| 260 | int err; |
| 261 | |
| 262 | err = uclass_get_device_by_name(UCLASS_I2C, "i2c@11000", &bus); |
| 263 | |
| 264 | if (err) { |
| 265 | printf("Could not get I2C bus.\n"); |
| 266 | return err; |
| 267 | } |
| 268 | |
| 269 | for (k = 0x21; k <= 0x26; k++) { |
| 270 | snprintf(name, 64, |
| 271 | "/soc/internal-regs/i2c@11000/pca9698@%02x", k); |
| 272 | |
| 273 | if (!dm_i2c_simple_probe(bus, k)) |
| 274 | fdt_disable_by_ofname(rw_fdt_blob, name); |
| 275 | } |
| 276 | |
| 277 | return 0; |
| 278 | } |
| 279 | |
| 280 | int last_stage_init(void) |
| 281 | { |
Simon Glass | 8ceca1d | 2018-11-18 14:22:27 -0700 | [diff] [blame] | 282 | struct udevice *tpm; |
| 283 | int ret; |
| 284 | |
Dirk Eibach | fb60594 | 2017-02-22 16:07:23 +0100 | [diff] [blame] | 285 | #ifndef CONFIG_SPL_BUILD |
| 286 | ccdc_eth_init(); |
| 287 | #endif |
Simon Glass | 8ceca1d | 2018-11-18 14:22:27 -0700 | [diff] [blame] | 288 | ret = get_tpm(&tpm); |
| 289 | if (ret || tpm_init(tpm) || tpm_startup(tpm, TPM_ST_CLEAR) || |
| 290 | tpm_continue_self_test(tpm)) { |
Dirk Eibach | fb60594 | 2017-02-22 16:07:23 +0100 | [diff] [blame] | 291 | return 1; |
| 292 | } |
| 293 | |
| 294 | mdelay(37); |
| 295 | |
Simon Glass | 8ceca1d | 2018-11-18 14:22:27 -0700 | [diff] [blame] | 296 | flush_keys(tpm); |
| 297 | load_and_run_keyprog(tpm); |
Dirk Eibach | fb60594 | 2017-02-22 16:07:23 +0100 | [diff] [blame] | 298 | |
| 299 | return 0; |
| 300 | } |