Dirk Eibach | fb60594 | 2017-02-22 16:07:23 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2015 Stefan Roese <sr@denx.de> |
| 3 | * Copyright (C) 2016 Mario Six <mario.six@gdsys.cc> |
| 4 | * |
| 5 | * SPDX-License-Identifier: GPL-2.0+ |
| 6 | */ |
| 7 | |
| 8 | #include <common.h> |
| 9 | #include <dm.h> |
| 10 | #include <miiphy.h> |
| 11 | #include <tpm.h> |
| 12 | #include <asm/io.h> |
| 13 | #include <asm/arch/cpu.h> |
| 14 | #include <asm-generic/gpio.h> |
| 15 | |
| 16 | #include "../drivers/ddr/marvell/a38x/ddr3_a38x_topology.h" |
| 17 | #include "../arch/arm/mach-mvebu/serdes/a38x/high_speed_env_spec.h" |
| 18 | |
| 19 | #include "keyprogram.h" |
| 20 | #include "dt_helpers.h" |
| 21 | #include "hydra.h" |
| 22 | #include "ihs_phys.h" |
| 23 | |
| 24 | DECLARE_GLOBAL_DATA_PTR; |
| 25 | |
| 26 | #define ETH_PHY_CTRL_REG 0 |
| 27 | #define ETH_PHY_CTRL_POWER_DOWN_BIT 11 |
| 28 | #define ETH_PHY_CTRL_POWER_DOWN_MASK (1 << ETH_PHY_CTRL_POWER_DOWN_BIT) |
| 29 | |
| 30 | #define DB_GP_88F68XX_GPP_OUT_ENA_LOW 0x7fffffff |
| 31 | #define DB_GP_88F68XX_GPP_OUT_ENA_MID 0xffffefff |
| 32 | |
| 33 | #define DB_GP_88F68XX_GPP_OUT_VAL_LOW 0x0 |
| 34 | #define DB_GP_88F68XX_GPP_OUT_VAL_MID 0x00001000 |
| 35 | #define DB_GP_88F68XX_GPP_POL_LOW 0x0 |
| 36 | #define DB_GP_88F68XX_GPP_POL_MID 0x0 |
| 37 | |
| 38 | /* |
| 39 | * Define the DDR layout / topology here in the board file. This will |
| 40 | * be used by the DDR3 init code in the SPL U-Boot version to configure |
| 41 | * the DDR3 controller. |
| 42 | */ |
| 43 | static struct hws_topology_map ddr_topology_map = { |
| 44 | 0x1, /* active interfaces */ |
| 45 | /* cs_mask, mirror, dqs_swap, ck_swap X PUPs */ |
| 46 | { { { {0x1, 0, 0, 0}, |
| 47 | {0x1, 0, 0, 0}, |
| 48 | {0x1, 0, 0, 0}, |
| 49 | {0x1, 0, 0, 0}, |
| 50 | {0x1, 0, 0, 0} }, |
| 51 | SPEED_BIN_DDR_1600K, /* speed_bin */ |
| 52 | BUS_WIDTH_16, /* memory_width */ |
| 53 | MEM_4G, /* mem_size */ |
| 54 | DDR_FREQ_533, /* frequency */ |
| 55 | 0, 0, /* cas_l cas_wl */ |
Marek BehĂșn | f8bf75f | 2017-06-09 19:28:40 +0200 | [diff] [blame] | 56 | HWS_TEMP_LOW, /* temperature */ |
| 57 | HWS_TIM_DEFAULT} }, /* timing */ |
Dirk Eibach | fb60594 | 2017-02-22 16:07:23 +0100 | [diff] [blame] | 58 | 5, /* Num Of Bus Per Interface*/ |
| 59 | BUS_MASK_32BIT /* Busses mask */ |
| 60 | }; |
| 61 | |
| 62 | static struct serdes_map serdes_topology_map[] = { |
| 63 | {SGMII0, SERDES_SPEED_1_25_GBPS, SERDES_DEFAULT_MODE, 0, 0}, |
| 64 | {USB3_HOST0, SERDES_SPEED_5_GBPS, SERDES_DEFAULT_MODE, 0, 0}, |
| 65 | /* SATA tx polarity is inverted */ |
| 66 | {SATA1, SERDES_SPEED_3_GBPS, SERDES_DEFAULT_MODE, 0, 1}, |
| 67 | {SGMII2, SERDES_SPEED_1_25_GBPS, SERDES_DEFAULT_MODE, 0, 0}, |
| 68 | {DEFAULT_SERDES, SERDES_SPEED_3_GBPS, SERDES_DEFAULT_MODE, 0, 0}, |
| 69 | {PEX2, SERDES_SPEED_5_GBPS, PEX_ROOT_COMPLEX_X1, 0, 0} |
| 70 | }; |
| 71 | |
| 72 | int hws_board_topology_load(struct serdes_map **serdes_map_array, u8 *count) |
| 73 | { |
| 74 | *serdes_map_array = serdes_topology_map; |
| 75 | *count = ARRAY_SIZE(serdes_topology_map); |
| 76 | return 0; |
| 77 | } |
| 78 | |
| 79 | void board_pex_config(void) |
| 80 | { |
| 81 | #ifdef CONFIG_SPL_BUILD |
| 82 | uint k; |
| 83 | struct gpio_desc gpio = {}; |
| 84 | |
| 85 | if (!request_gpio_by_name(&gpio, "pca9698@22", 31, "fpga-program-gpio")) { |
| 86 | /* prepare FPGA reconfiguration */ |
| 87 | dm_gpio_set_dir_flags(&gpio, GPIOD_IS_OUT); |
| 88 | dm_gpio_set_value(&gpio, 0); |
| 89 | |
| 90 | /* give lunatic PCIe clock some time to stabilize */ |
| 91 | mdelay(500); |
| 92 | |
| 93 | /* start FPGA reconfiguration */ |
| 94 | dm_gpio_set_dir_flags(&gpio, GPIOD_IS_IN); |
| 95 | } |
| 96 | |
| 97 | /* wait for FPGA done */ |
| 98 | if (!request_gpio_by_name(&gpio, "pca9698@22", 19, "fpga-done-gpio")) { |
| 99 | for (k = 0; k < 20; ++k) { |
| 100 | if (dm_gpio_get_value(&gpio)) { |
| 101 | printf("FPGA done after %u rounds\n", k); |
| 102 | break; |
| 103 | } |
| 104 | mdelay(100); |
| 105 | } |
| 106 | } |
| 107 | |
| 108 | /* disable FPGA reset */ |
| 109 | if (!request_gpio_by_name(&gpio, "gpio@18100", 6, "cpu-to-fpga-reset")) { |
| 110 | dm_gpio_set_dir_flags(&gpio, GPIOD_IS_OUT); |
| 111 | dm_gpio_set_value(&gpio, 1); |
| 112 | } |
| 113 | |
| 114 | /* wait for FPGA ready */ |
| 115 | if (!request_gpio_by_name(&gpio, "pca9698@22", 27, "fpga-ready-gpio")) { |
| 116 | for (k = 0; k < 2; ++k) { |
| 117 | if (!dm_gpio_get_value(&gpio)) |
| 118 | break; |
| 119 | mdelay(100); |
| 120 | } |
| 121 | } |
| 122 | #endif |
| 123 | } |
| 124 | |
| 125 | struct hws_topology_map *ddr3_get_topology_map(void) |
| 126 | { |
| 127 | return &ddr_topology_map; |
| 128 | } |
| 129 | |
| 130 | int board_early_init_f(void) |
| 131 | { |
| 132 | #ifdef CONFIG_SPL_BUILD |
| 133 | /* Configure MPP */ |
| 134 | writel(0x00111111, MVEBU_MPP_BASE + 0x00); |
| 135 | writel(0x40040000, MVEBU_MPP_BASE + 0x04); |
| 136 | writel(0x00466444, MVEBU_MPP_BASE + 0x08); |
| 137 | writel(0x00043300, MVEBU_MPP_BASE + 0x0c); |
| 138 | writel(0x44400000, MVEBU_MPP_BASE + 0x10); |
| 139 | writel(0x20000334, MVEBU_MPP_BASE + 0x14); |
| 140 | writel(0x40000000, MVEBU_MPP_BASE + 0x18); |
| 141 | writel(0x00004444, MVEBU_MPP_BASE + 0x1c); |
| 142 | |
| 143 | /* Set GPP Out value */ |
| 144 | writel(DB_GP_88F68XX_GPP_OUT_VAL_LOW, MVEBU_GPIO0_BASE + 0x00); |
| 145 | writel(DB_GP_88F68XX_GPP_OUT_VAL_MID, MVEBU_GPIO1_BASE + 0x00); |
| 146 | |
| 147 | /* Set GPP Polarity */ |
| 148 | writel(DB_GP_88F68XX_GPP_POL_LOW, MVEBU_GPIO0_BASE + 0x0c); |
| 149 | writel(DB_GP_88F68XX_GPP_POL_MID, MVEBU_GPIO1_BASE + 0x0c); |
| 150 | |
| 151 | /* Set GPP Out Enable */ |
| 152 | writel(DB_GP_88F68XX_GPP_OUT_ENA_LOW, MVEBU_GPIO0_BASE + 0x04); |
| 153 | writel(DB_GP_88F68XX_GPP_OUT_ENA_MID, MVEBU_GPIO1_BASE + 0x04); |
| 154 | #endif |
| 155 | |
| 156 | return 0; |
| 157 | } |
| 158 | |
| 159 | int board_init(void) |
| 160 | { |
| 161 | /* Address of boot parameters */ |
| 162 | gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100; |
| 163 | |
| 164 | return 0; |
| 165 | } |
| 166 | |
| 167 | #ifndef CONFIG_SPL_BUILD |
| 168 | void init_host_phys(struct mii_dev *bus) |
| 169 | { |
| 170 | uint k; |
| 171 | |
| 172 | for (k = 0; k < 2; ++k) { |
| 173 | struct phy_device *phydev; |
| 174 | |
| 175 | phydev = phy_find_by_mask(bus, 1 << k, |
| 176 | PHY_INTERFACE_MODE_SGMII); |
| 177 | |
| 178 | if (phydev) |
| 179 | phy_config(phydev); |
| 180 | } |
| 181 | } |
| 182 | |
| 183 | int ccdc_eth_init(void) |
| 184 | { |
| 185 | uint k; |
| 186 | uint octo_phy_mask = 0; |
| 187 | int ret; |
| 188 | struct mii_dev *bus; |
| 189 | |
| 190 | /* Init SoC's phys */ |
| 191 | bus = miiphy_get_dev_by_name("ethernet@34000"); |
| 192 | |
| 193 | if (bus) |
| 194 | init_host_phys(bus); |
| 195 | |
| 196 | bus = miiphy_get_dev_by_name("ethernet@70000"); |
| 197 | |
| 198 | if (bus) |
| 199 | init_host_phys(bus); |
| 200 | |
| 201 | /* Init octo phys */ |
| 202 | octo_phy_mask = calculate_octo_phy_mask(); |
| 203 | |
| 204 | printf("IHS PHYS: %08x", octo_phy_mask); |
| 205 | |
| 206 | ret = init_octo_phys(octo_phy_mask); |
| 207 | |
| 208 | if (ret) |
| 209 | return ret; |
| 210 | |
| 211 | printf("\n"); |
| 212 | |
| 213 | if (!get_fpga()) { |
| 214 | puts("fpga was NULL\n"); |
| 215 | return 1; |
| 216 | } |
| 217 | |
| 218 | /* reset all FPGA-QSGMII instances */ |
| 219 | for (k = 0; k < 80; ++k) |
| 220 | writel(1 << 31, get_fpga()->qsgmii_port_state[k]); |
| 221 | |
| 222 | udelay(100); |
| 223 | |
| 224 | for (k = 0; k < 80; ++k) |
| 225 | writel(0, get_fpga()->qsgmii_port_state[k]); |
| 226 | return 0; |
| 227 | } |
| 228 | |
| 229 | #endif |
| 230 | |
| 231 | int board_late_init(void) |
| 232 | { |
| 233 | #ifndef CONFIG_SPL_BUILD |
| 234 | hydra_initialize(); |
| 235 | #endif |
| 236 | return 0; |
| 237 | } |
| 238 | |
| 239 | int board_fix_fdt(void *rw_fdt_blob) |
| 240 | { |
| 241 | struct udevice *bus = NULL; |
| 242 | uint k; |
| 243 | char name[64]; |
| 244 | int err; |
| 245 | |
| 246 | err = uclass_get_device_by_name(UCLASS_I2C, "i2c@11000", &bus); |
| 247 | |
| 248 | if (err) { |
| 249 | printf("Could not get I2C bus.\n"); |
| 250 | return err; |
| 251 | } |
| 252 | |
| 253 | for (k = 0x21; k <= 0x26; k++) { |
| 254 | snprintf(name, 64, |
| 255 | "/soc/internal-regs/i2c@11000/pca9698@%02x", k); |
| 256 | |
| 257 | if (!dm_i2c_simple_probe(bus, k)) |
| 258 | fdt_disable_by_ofname(rw_fdt_blob, name); |
| 259 | } |
| 260 | |
| 261 | return 0; |
| 262 | } |
| 263 | |
| 264 | int last_stage_init(void) |
| 265 | { |
| 266 | #ifndef CONFIG_SPL_BUILD |
| 267 | ccdc_eth_init(); |
| 268 | #endif |
| 269 | if (tpm_init() || tpm_startup(TPM_ST_CLEAR) || |
| 270 | tpm_continue_self_test()) { |
| 271 | return 1; |
| 272 | } |
| 273 | |
| 274 | mdelay(37); |
| 275 | |
| 276 | flush_keys(); |
| 277 | load_and_run_keyprog(); |
| 278 | |
| 279 | return 0; |
| 280 | } |