Tom Rini | 10e4779 | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0+ |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 2 | /* |
| 3 | * Copyright (C) 2015-2016 Marvell International Ltd. |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 4 | */ |
| 5 | |
| 6 | #include <common.h> |
| 7 | #include <fdtdec.h> |
Simon Glass | 0f2af88 | 2020-05-10 11:40:05 -0600 | [diff] [blame] | 8 | #include <log.h> |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 9 | #include <asm/io.h> |
Grzegorz Jaszczyk | 7928a8e | 2020-10-18 17:11:11 +0300 | [diff] [blame] | 10 | #include <asm/ptrace.h> |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 11 | #include <asm/arch/cpu.h> |
| 12 | #include <asm/arch/soc.h> |
Simon Glass | dbd7954 | 2020-05-10 11:40:11 -0600 | [diff] [blame] | 13 | #include <linux/delay.h> |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 14 | |
Marek BehĂșn | 19ce44c | 2018-08-17 12:58:51 +0200 | [diff] [blame] | 15 | #include "comphy_core.h" |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 16 | #include "comphy_hpipe.h" |
| 17 | #include "sata.h" |
| 18 | #include "utmi_phy.h" |
| 19 | |
| 20 | DECLARE_GLOBAL_DATA_PTR; |
| 21 | |
| 22 | #define SD_ADDR(base, lane) (base + 0x1000 * lane) |
| 23 | #define HPIPE_ADDR(base, lane) (SD_ADDR(base, lane) + 0x800) |
| 24 | #define COMPHY_ADDR(base, lane) (base + 0x28 * lane) |
| 25 | |
Grzegorz Jaszczyk | 7928a8e | 2020-10-18 17:11:11 +0300 | [diff] [blame] | 26 | /* Firmware related definitions used for SMC calls */ |
| 27 | #define MV_SIP_COMPHY_POWER_ON 0x82000001 |
| 28 | #define MV_SIP_COMPHY_POWER_OFF 0x82000002 |
| 29 | #define MV_SIP_COMPHY_PLL_LOCK 0x82000003 |
| 30 | |
Igal Liberman | 67d1a3f | 2020-10-18 17:11:13 +0300 | [diff] [blame] | 31 | /* Used to distinguish between different possible callers (U-boot/Linux) */ |
| 32 | #define COMPHY_CALLER_UBOOT (0x1 << 21) |
| 33 | |
Grzegorz Jaszczyk | 7928a8e | 2020-10-18 17:11:11 +0300 | [diff] [blame] | 34 | #define COMPHY_FW_MODE_FORMAT(mode) ((mode) << 12) |
| 35 | #define COMPHY_FW_FORMAT(mode, idx, speeds) \ |
| 36 | (((mode) << 12) | ((idx) << 8) | ((speeds) << 2)) |
Grzegorz Jaszczyk | c42b5a3 | 2020-10-18 17:11:12 +0300 | [diff] [blame] | 37 | |
| 38 | #define COMPHY_FW_PCIE_FORMAT(pcie_width, clk_src, mode, speeds) \ |
Igal Liberman | 67d1a3f | 2020-10-18 17:11:13 +0300 | [diff] [blame] | 39 | (COMPHY_CALLER_UBOOT | ((pcie_width) << 18) | \ |
| 40 | ((clk_src) << 17) | COMPHY_FW_FORMAT(mode, 0, speeds)) |
Grzegorz Jaszczyk | c42b5a3 | 2020-10-18 17:11:12 +0300 | [diff] [blame] | 41 | |
Grzegorz Jaszczyk | 7928a8e | 2020-10-18 17:11:11 +0300 | [diff] [blame] | 42 | #define COMPHY_SATA_MODE 0x1 |
| 43 | #define COMPHY_SGMII_MODE 0x2 /* SGMII 1G */ |
| 44 | #define COMPHY_HS_SGMII_MODE 0x3 /* SGMII 2.5G */ |
| 45 | #define COMPHY_USB3H_MODE 0x4 |
| 46 | #define COMPHY_USB3D_MODE 0x5 |
| 47 | #define COMPHY_PCIE_MODE 0x6 |
| 48 | #define COMPHY_RXAUI_MODE 0x7 |
| 49 | #define COMPHY_XFI_MODE 0x8 |
| 50 | #define COMPHY_SFI_MODE 0x9 |
| 51 | #define COMPHY_USB3_MODE 0xa |
| 52 | #define COMPHY_AP_MODE 0xb |
| 53 | |
| 54 | /* Comphy unit index macro */ |
| 55 | #define COMPHY_UNIT_ID0 0 |
| 56 | #define COMPHY_UNIT_ID1 1 |
| 57 | #define COMPHY_UNIT_ID2 2 |
| 58 | #define COMPHY_UNIT_ID3 3 |
| 59 | |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 60 | struct utmi_phy_data { |
| 61 | void __iomem *utmi_base_addr; |
| 62 | void __iomem *usb_cfg_addr; |
| 63 | void __iomem *utmi_cfg_addr; |
| 64 | u32 utmi_phy_port; |
| 65 | }; |
| 66 | |
| 67 | /* |
| 68 | * For CP-110 we have 2 Selector registers "PHY Selectors", |
| 69 | * and "PIPE Selectors". |
| 70 | * PIPE selector include USB and PCIe options. |
| 71 | * PHY selector include the Ethernet and SATA options, every Ethernet |
| 72 | * option has different options, for example: serdes lane2 had option |
Stefan Roese | b8b7c67 | 2017-04-24 18:45:29 +0300 | [diff] [blame] | 73 | * Eth_port_0 that include (SGMII0, RXAUI0, SFI) |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 74 | */ |
| 75 | struct comphy_mux_data cp110_comphy_phy_mux_data[] = { |
Stefan Roese | b15d61d | 2017-04-24 18:45:27 +0300 | [diff] [blame] | 76 | {4, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII1, 0x1}, /* Lane 0 */ |
| 77 | {PHY_TYPE_SATA1, 0x4} } }, |
| 78 | {4, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII2, 0x1}, /* Lane 1 */ |
| 79 | {PHY_TYPE_SATA0, 0x4} } }, |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 80 | {6, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII0, 0x1}, /* Lane 2 */ |
Stefan Roese | b15d61d | 2017-04-24 18:45:27 +0300 | [diff] [blame] | 81 | {PHY_TYPE_RXAUI0, 0x1}, {PHY_TYPE_SFI, 0x1}, |
| 82 | {PHY_TYPE_SATA0, 0x4} } }, |
| 83 | {8, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_RXAUI1, 0x1}, /* Lane 3 */ |
| 84 | {PHY_TYPE_SGMII1, 0x2}, {PHY_TYPE_SATA1, 0x4} } }, |
Stefan Roese | b8b7c67 | 2017-04-24 18:45:29 +0300 | [diff] [blame] | 85 | {7, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII0, 0x2}, /* Lane 4 */ |
Stefan Roese | b15d61d | 2017-04-24 18:45:27 +0300 | [diff] [blame] | 86 | {PHY_TYPE_RXAUI0, 0x2}, {PHY_TYPE_SFI, 0x2}, |
Stefan Roese | b8b7c67 | 2017-04-24 18:45:29 +0300 | [diff] [blame] | 87 | {PHY_TYPE_SGMII1, 0x1} } }, |
Stefan Roese | b15d61d | 2017-04-24 18:45:27 +0300 | [diff] [blame] | 88 | {6, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII2, 0x1}, /* Lane 5 */ |
| 89 | {PHY_TYPE_RXAUI1, 0x2}, {PHY_TYPE_SATA1, 0x4} } }, |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 90 | }; |
| 91 | |
| 92 | struct comphy_mux_data cp110_comphy_pipe_mux_data[] = { |
| 93 | {2, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_PEX0, 0x4} } }, /* Lane 0 */ |
| 94 | {4, {{PHY_TYPE_UNCONNECTED, 0x0}, /* Lane 1 */ |
| 95 | {PHY_TYPE_USB3_HOST0, 0x1}, {PHY_TYPE_USB3_DEVICE, 0x2}, |
| 96 | {PHY_TYPE_PEX0, 0x4} } }, |
| 97 | {3, {{PHY_TYPE_UNCONNECTED, 0x0}, /* Lane 2 */ |
| 98 | {PHY_TYPE_USB3_HOST0, 0x1}, {PHY_TYPE_PEX0, 0x4} } }, |
| 99 | {3, {{PHY_TYPE_UNCONNECTED, 0x0}, /* Lane 3 */ |
| 100 | {PHY_TYPE_USB3_HOST1, 0x1}, {PHY_TYPE_PEX0, 0x4} } }, |
| 101 | {4, {{PHY_TYPE_UNCONNECTED, 0x0}, /* Lane 4 */ |
| 102 | {PHY_TYPE_USB3_HOST1, 0x1}, |
| 103 | {PHY_TYPE_USB3_DEVICE, 0x2}, {PHY_TYPE_PEX1, 0x4} } }, |
| 104 | {2, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_PEX2, 0x4} } }, /* Lane 5 */ |
| 105 | }; |
| 106 | |
| 107 | static u32 polling_with_timeout(void __iomem *addr, u32 val, |
| 108 | u32 mask, unsigned long usec_timout) |
| 109 | { |
| 110 | u32 data; |
| 111 | |
| 112 | do { |
| 113 | udelay(1); |
| 114 | data = readl(addr) & mask; |
| 115 | } while (data != val && --usec_timout > 0); |
| 116 | |
| 117 | if (usec_timout == 0) |
| 118 | return data; |
| 119 | |
| 120 | return 0; |
| 121 | } |
| 122 | |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 123 | static int comphy_usb3_power_up(u32 lane, void __iomem *hpipe_base, |
| 124 | void __iomem *comphy_base) |
| 125 | { |
| 126 | u32 mask, data, ret = 1; |
| 127 | void __iomem *hpipe_addr = HPIPE_ADDR(hpipe_base, lane); |
| 128 | void __iomem *comphy_addr = COMPHY_ADDR(comphy_base, lane); |
| 129 | void __iomem *addr; |
| 130 | |
| 131 | debug_enter(); |
| 132 | debug("stage: RFU configurations - hard reset comphy\n"); |
| 133 | /* RFU configurations - hard reset comphy */ |
| 134 | mask = COMMON_PHY_CFG1_PWR_UP_MASK; |
| 135 | data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET; |
| 136 | mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK; |
| 137 | data |= 0x1 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET; |
| 138 | mask |= COMMON_PHY_CFG1_PWR_ON_RESET_MASK; |
| 139 | data |= 0x0 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET; |
| 140 | mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK; |
| 141 | data |= 0x0 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET; |
| 142 | mask |= COMMON_PHY_PHY_MODE_MASK; |
| 143 | data |= 0x1 << COMMON_PHY_PHY_MODE_OFFSET; |
| 144 | reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); |
| 145 | |
| 146 | /* release from hard reset */ |
| 147 | mask = COMMON_PHY_CFG1_PWR_ON_RESET_MASK; |
| 148 | data = 0x1 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET; |
| 149 | mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK; |
| 150 | data |= 0x1 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET; |
| 151 | reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); |
| 152 | |
| 153 | /* Wait 1ms - until band gap and ref clock ready */ |
| 154 | mdelay(1); |
| 155 | |
| 156 | /* Start comphy Configuration */ |
| 157 | debug("stage: Comphy configuration\n"); |
| 158 | /* Set PIPE soft reset */ |
| 159 | mask = HPIPE_RST_CLK_CTRL_PIPE_RST_MASK; |
| 160 | data = 0x1 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET; |
| 161 | /* Set PHY datapath width mode for V0 */ |
| 162 | mask |= HPIPE_RST_CLK_CTRL_FIXED_PCLK_MASK; |
| 163 | data |= 0x0 << HPIPE_RST_CLK_CTRL_FIXED_PCLK_OFFSET; |
| 164 | /* Set Data bus width USB mode for V0 */ |
| 165 | mask |= HPIPE_RST_CLK_CTRL_PIPE_WIDTH_MASK; |
| 166 | data |= 0x0 << HPIPE_RST_CLK_CTRL_PIPE_WIDTH_OFFSET; |
| 167 | /* Set CORE_CLK output frequency for 250Mhz */ |
| 168 | mask |= HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_MASK; |
| 169 | data |= 0x0 << HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_OFFSET; |
| 170 | reg_set(hpipe_addr + HPIPE_RST_CLK_CTRL_REG, data, mask); |
| 171 | /* Set PLL ready delay for 0x2 */ |
| 172 | reg_set(hpipe_addr + HPIPE_CLK_SRC_LO_REG, |
| 173 | 0x2 << HPIPE_CLK_SRC_LO_PLL_RDY_DL_OFFSET, |
| 174 | HPIPE_CLK_SRC_LO_PLL_RDY_DL_MASK); |
| 175 | /* Set reference clock to come from group 1 - 25Mhz */ |
| 176 | reg_set(hpipe_addr + HPIPE_MISC_REG, |
| 177 | 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET, |
| 178 | HPIPE_MISC_REFCLK_SEL_MASK); |
| 179 | /* Set reference frequcency select - 0x2 */ |
| 180 | mask = HPIPE_PWR_PLL_REF_FREQ_MASK; |
| 181 | data = 0x2 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; |
| 182 | /* Set PHY mode to USB - 0x5 */ |
| 183 | mask |= HPIPE_PWR_PLL_PHY_MODE_MASK; |
| 184 | data |= 0x5 << HPIPE_PWR_PLL_PHY_MODE_OFFSET; |
| 185 | reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask); |
| 186 | /* Set the amount of time spent in the LoZ state - set for 0x7 */ |
| 187 | reg_set(hpipe_addr + HPIPE_GLOBAL_PM_CTRL, |
| 188 | 0x7 << HPIPE_GLOBAL_PM_RXDLOZ_WAIT_OFFSET, |
| 189 | HPIPE_GLOBAL_PM_RXDLOZ_WAIT_MASK); |
| 190 | /* Set max PHY generation setting - 5Gbps */ |
| 191 | reg_set(hpipe_addr + HPIPE_INTERFACE_REG, |
| 192 | 0x1 << HPIPE_INTERFACE_GEN_MAX_OFFSET, |
| 193 | HPIPE_INTERFACE_GEN_MAX_MASK); |
| 194 | /* Set select data width 20Bit (SEL_BITS[2:0]) */ |
| 195 | reg_set(hpipe_addr + HPIPE_LOOPBACK_REG, |
| 196 | 0x1 << HPIPE_LOOPBACK_SEL_OFFSET, |
| 197 | HPIPE_LOOPBACK_SEL_MASK); |
| 198 | /* select de-emphasize 3.5db */ |
| 199 | reg_set(hpipe_addr + HPIPE_LANE_CONFIG0_REG, |
| 200 | 0x1 << HPIPE_LANE_CONFIG0_TXDEEMPH0_OFFSET, |
| 201 | HPIPE_LANE_CONFIG0_TXDEEMPH0_MASK); |
| 202 | /* override tx margining from the MAC */ |
| 203 | reg_set(hpipe_addr + HPIPE_TST_MODE_CTRL_REG, |
| 204 | 0x1 << HPIPE_TST_MODE_CTRL_MODE_MARGIN_OFFSET, |
| 205 | HPIPE_TST_MODE_CTRL_MODE_MARGIN_MASK); |
| 206 | |
| 207 | /* Start analog paramters from ETP(HW) */ |
| 208 | debug("stage: Analog paramters from ETP(HW)\n"); |
| 209 | /* Set Pin DFE_PAT_DIS -> Bit[1]: PIN_DFE_PAT_DIS = 0x0 */ |
| 210 | mask = HPIPE_LANE_CFG4_DFE_CTRL_MASK; |
| 211 | data = 0x1 << HPIPE_LANE_CFG4_DFE_CTRL_OFFSET; |
| 212 | /* Set Override PHY DFE control pins for 0x1 */ |
| 213 | mask |= HPIPE_LANE_CFG4_DFE_OVER_MASK; |
| 214 | data |= 0x1 << HPIPE_LANE_CFG4_DFE_OVER_OFFSET; |
| 215 | /* Set Spread Spectrum Clock Enable fot 0x1 */ |
| 216 | mask |= HPIPE_LANE_CFG4_SSC_CTRL_MASK; |
| 217 | data |= 0x1 << HPIPE_LANE_CFG4_SSC_CTRL_OFFSET; |
| 218 | reg_set(hpipe_addr + HPIPE_LANE_CFG4_REG, data, mask); |
| 219 | /* End of analog parameters */ |
| 220 | |
| 221 | debug("stage: Comphy power up\n"); |
| 222 | /* Release from PIPE soft reset */ |
| 223 | reg_set(hpipe_addr + HPIPE_RST_CLK_CTRL_REG, |
| 224 | 0x0 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET, |
| 225 | HPIPE_RST_CLK_CTRL_PIPE_RST_MASK); |
| 226 | |
| 227 | /* wait 15ms - for comphy calibration done */ |
| 228 | debug("stage: Check PLL\n"); |
| 229 | /* Read lane status */ |
| 230 | addr = hpipe_addr + HPIPE_LANE_STATUS1_REG; |
| 231 | data = HPIPE_LANE_STATUS1_PCLK_EN_MASK; |
| 232 | mask = data; |
| 233 | data = polling_with_timeout(addr, data, mask, 15000); |
| 234 | if (data != 0) { |
| 235 | debug("Read from reg = %p - value = 0x%x\n", |
| 236 | hpipe_addr + HPIPE_LANE_STATUS1_REG, data); |
Masahiro Yamada | 81e1042 | 2017-09-16 14:10:41 +0900 | [diff] [blame] | 237 | pr_err("HPIPE_LANE_STATUS1_PCLK_EN_MASK is 0\n"); |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 238 | ret = 0; |
| 239 | } |
| 240 | |
| 241 | debug_exit(); |
| 242 | return ret; |
| 243 | } |
| 244 | |
Grzegorz Jaszczyk | 7928a8e | 2020-10-18 17:11:11 +0300 | [diff] [blame] | 245 | static int comphy_smc(u32 function_id, void __iomem *comphy_base_addr, |
| 246 | u32 lane, u32 mode) |
| 247 | { |
| 248 | struct pt_regs pregs = {0}; |
| 249 | |
| 250 | pregs.regs[0] = function_id; |
| 251 | pregs.regs[1] = (unsigned long)comphy_base_addr; |
| 252 | pregs.regs[2] = lane; |
| 253 | pregs.regs[3] = mode; |
| 254 | |
| 255 | smc_call(&pregs); |
| 256 | |
| 257 | /* |
| 258 | * TODO: Firmware return 0 on success, temporary map it to u-boot |
| 259 | * convention, but after all comphy will be reworked the convention in |
| 260 | * u-boot should be change and this conversion removed |
| 261 | */ |
| 262 | return pregs.regs[0] ? 0 : 1; |
| 263 | } |
| 264 | |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 265 | static int comphy_sata_power_up(u32 lane, void __iomem *hpipe_base, |
Grzegorz Jaszczyk | 7928a8e | 2020-10-18 17:11:11 +0300 | [diff] [blame] | 266 | void __iomem *comphy_base_addr, int cp_index, |
| 267 | u32 type) |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 268 | { |
| 269 | u32 mask, data, i, ret = 1; |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 270 | void __iomem *sata_base = NULL; |
| 271 | int sata_node = -1; /* Set to -1 in order to read the first sata node */ |
| 272 | |
| 273 | debug_enter(); |
| 274 | |
| 275 | /* |
| 276 | * Assumption - each CP has only one SATA controller |
| 277 | * Calling fdt_node_offset_by_compatible first time (with sata_node = -1 |
| 278 | * will return the first node always. |
| 279 | * In order to parse each CPs SATA node, fdt_node_offset_by_compatible |
| 280 | * must be called again (according to the CP id) |
| 281 | */ |
Igal Liberman | c8855ce | 2017-04-24 18:45:32 +0300 | [diff] [blame] | 282 | for (i = 0; i < (cp_index + 1); i++) |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 283 | sata_node = fdt_node_offset_by_compatible( |
| 284 | gd->fdt_blob, sata_node, "marvell,armada-8k-ahci"); |
| 285 | |
| 286 | if (sata_node == 0) { |
Masahiro Yamada | 81e1042 | 2017-09-16 14:10:41 +0900 | [diff] [blame] | 287 | pr_err("SATA node not found in FDT\n"); |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 288 | return 0; |
| 289 | } |
| 290 | |
| 291 | sata_base = (void __iomem *)fdtdec_get_addr_size_auto_noparent( |
| 292 | gd->fdt_blob, sata_node, "reg", 0, NULL, true); |
| 293 | if (sata_base == NULL) { |
Masahiro Yamada | 81e1042 | 2017-09-16 14:10:41 +0900 | [diff] [blame] | 294 | pr_err("SATA address not found in FDT\n"); |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 295 | return 0; |
| 296 | } |
| 297 | |
| 298 | debug("SATA address found in FDT %p\n", sata_base); |
| 299 | |
| 300 | debug("stage: MAC configuration - power down comphy\n"); |
| 301 | /* |
| 302 | * MAC configuration powe down comphy use indirect address for |
| 303 | * vendor spesific SATA control register |
| 304 | */ |
| 305 | reg_set(sata_base + SATA3_VENDOR_ADDRESS, |
| 306 | SATA_CONTROL_REG << SATA3_VENDOR_ADDR_OFSSET, |
| 307 | SATA3_VENDOR_ADDR_MASK); |
| 308 | /* SATA 0 power down */ |
| 309 | mask = SATA3_CTRL_SATA0_PD_MASK; |
| 310 | data = 0x1 << SATA3_CTRL_SATA0_PD_OFFSET; |
| 311 | /* SATA 1 power down */ |
| 312 | mask |= SATA3_CTRL_SATA1_PD_MASK; |
| 313 | data |= 0x1 << SATA3_CTRL_SATA1_PD_OFFSET; |
| 314 | /* SATA SSU disable */ |
| 315 | mask |= SATA3_CTRL_SATA1_ENABLE_MASK; |
| 316 | data |= 0x0 << SATA3_CTRL_SATA1_ENABLE_OFFSET; |
| 317 | /* SATA port 1 disable */ |
| 318 | mask |= SATA3_CTRL_SATA_SSU_MASK; |
| 319 | data |= 0x0 << SATA3_CTRL_SATA_SSU_OFFSET; |
| 320 | reg_set(sata_base + SATA3_VENDOR_DATA, data, mask); |
| 321 | |
Grzegorz Jaszczyk | 7928a8e | 2020-10-18 17:11:11 +0300 | [diff] [blame] | 322 | ret = comphy_smc(MV_SIP_COMPHY_POWER_ON, comphy_base_addr, lane, type); |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 323 | |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 324 | /* |
| 325 | * MAC configuration power up comphy - power up PLL/TX/RX |
| 326 | * use indirect address for vendor spesific SATA control register |
| 327 | */ |
| 328 | reg_set(sata_base + SATA3_VENDOR_ADDRESS, |
| 329 | SATA_CONTROL_REG << SATA3_VENDOR_ADDR_OFSSET, |
| 330 | SATA3_VENDOR_ADDR_MASK); |
| 331 | /* SATA 0 power up */ |
| 332 | mask = SATA3_CTRL_SATA0_PD_MASK; |
| 333 | data = 0x0 << SATA3_CTRL_SATA0_PD_OFFSET; |
| 334 | /* SATA 1 power up */ |
| 335 | mask |= SATA3_CTRL_SATA1_PD_MASK; |
| 336 | data |= 0x0 << SATA3_CTRL_SATA1_PD_OFFSET; |
| 337 | /* SATA SSU enable */ |
| 338 | mask |= SATA3_CTRL_SATA1_ENABLE_MASK; |
| 339 | data |= 0x1 << SATA3_CTRL_SATA1_ENABLE_OFFSET; |
| 340 | /* SATA port 1 enable */ |
| 341 | mask |= SATA3_CTRL_SATA_SSU_MASK; |
| 342 | data |= 0x1 << SATA3_CTRL_SATA_SSU_OFFSET; |
| 343 | reg_set(sata_base + SATA3_VENDOR_DATA, data, mask); |
| 344 | |
| 345 | /* MBUS request size and interface select register */ |
| 346 | reg_set(sata_base + SATA3_VENDOR_ADDRESS, |
| 347 | SATA_MBUS_SIZE_SELECT_REG << SATA3_VENDOR_ADDR_OFSSET, |
| 348 | SATA3_VENDOR_ADDR_MASK); |
| 349 | /* Mbus regret enable */ |
| 350 | reg_set(sata_base + SATA3_VENDOR_DATA, |
| 351 | 0x1 << SATA_MBUS_REGRET_EN_OFFSET, SATA_MBUS_REGRET_EN_MASK); |
| 352 | |
Grzegorz Jaszczyk | 7928a8e | 2020-10-18 17:11:11 +0300 | [diff] [blame] | 353 | ret = comphy_smc(MV_SIP_COMPHY_PLL_LOCK, comphy_base_addr, lane, type); |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 354 | |
| 355 | debug_exit(); |
| 356 | return ret; |
| 357 | } |
| 358 | |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 359 | static int comphy_rxauii_power_up(u32 lane, void __iomem *hpipe_base, |
| 360 | void __iomem *comphy_base) |
| 361 | { |
| 362 | u32 mask, data, ret = 1; |
| 363 | void __iomem *hpipe_addr = HPIPE_ADDR(hpipe_base, lane); |
| 364 | void __iomem *sd_ip_addr = SD_ADDR(hpipe_base, lane); |
| 365 | void __iomem *comphy_addr = COMPHY_ADDR(comphy_base, lane); |
| 366 | void __iomem *addr; |
| 367 | |
| 368 | debug_enter(); |
| 369 | debug("stage: RFU configurations - hard reset comphy\n"); |
| 370 | /* RFU configurations - hard reset comphy */ |
| 371 | mask = COMMON_PHY_CFG1_PWR_UP_MASK; |
| 372 | data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET; |
| 373 | mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK; |
| 374 | data |= 0x0 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET; |
| 375 | reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask); |
| 376 | |
| 377 | if (lane == 2) { |
| 378 | reg_set(comphy_base + COMMON_PHY_SD_CTRL1, |
| 379 | 0x1 << COMMON_PHY_SD_CTRL1_RXAUI0_OFFSET, |
| 380 | COMMON_PHY_SD_CTRL1_RXAUI0_MASK); |
| 381 | } |
| 382 | if (lane == 4) { |
| 383 | reg_set(comphy_base + COMMON_PHY_SD_CTRL1, |
| 384 | 0x1 << COMMON_PHY_SD_CTRL1_RXAUI1_OFFSET, |
| 385 | COMMON_PHY_SD_CTRL1_RXAUI1_MASK); |
| 386 | } |
| 387 | |
| 388 | /* Select Baud Rate of Comphy And PD_PLL/Tx/Rx */ |
| 389 | mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK; |
| 390 | data = 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET; |
| 391 | mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_MASK; |
| 392 | data |= 0xB << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_OFFSET; |
| 393 | mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_MASK; |
| 394 | data |= 0xB << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_OFFSET; |
| 395 | mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK; |
| 396 | data |= 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET; |
| 397 | mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK; |
| 398 | data |= 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET; |
| 399 | mask |= SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_MASK; |
| 400 | data |= 0x0 << SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_OFFSET; |
| 401 | mask |= SD_EXTERNAL_CONFIG0_MEDIA_MODE_MASK; |
| 402 | data |= 0x1 << SD_EXTERNAL_CONFIG0_MEDIA_MODE_OFFSET; |
| 403 | reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask); |
| 404 | |
| 405 | /* release from hard reset */ |
| 406 | mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; |
| 407 | data = 0x0 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; |
| 408 | mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; |
| 409 | data |= 0x0 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; |
| 410 | mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; |
| 411 | data |= 0x0 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; |
| 412 | reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); |
| 413 | |
| 414 | mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK; |
| 415 | data = 0x1 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET; |
| 416 | mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK; |
| 417 | data |= 0x1 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET; |
| 418 | reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); |
| 419 | |
| 420 | /* Wait 1ms - until band gap and ref clock ready */ |
| 421 | mdelay(1); |
| 422 | |
| 423 | /* Start comphy Configuration */ |
| 424 | debug("stage: Comphy configuration\n"); |
| 425 | /* set reference clock */ |
| 426 | reg_set(hpipe_addr + HPIPE_MISC_REG, |
| 427 | 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET, |
| 428 | HPIPE_MISC_REFCLK_SEL_MASK); |
| 429 | /* Power and PLL Control */ |
| 430 | mask = HPIPE_PWR_PLL_REF_FREQ_MASK; |
| 431 | data = 0x1 << HPIPE_PWR_PLL_REF_FREQ_OFFSET; |
| 432 | mask |= HPIPE_PWR_PLL_PHY_MODE_MASK; |
| 433 | data |= 0x4 << HPIPE_PWR_PLL_PHY_MODE_OFFSET; |
| 434 | reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask); |
| 435 | /* Loopback register */ |
| 436 | reg_set(hpipe_addr + HPIPE_LOOPBACK_REG, |
| 437 | 0x1 << HPIPE_LOOPBACK_SEL_OFFSET, HPIPE_LOOPBACK_SEL_MASK); |
| 438 | /* rx control 1 */ |
| 439 | mask = HPIPE_RX_CONTROL_1_RXCLK2X_SEL_MASK; |
| 440 | data = 0x1 << HPIPE_RX_CONTROL_1_RXCLK2X_SEL_OFFSET; |
| 441 | mask |= HPIPE_RX_CONTROL_1_CLK8T_EN_MASK; |
| 442 | data |= 0x1 << HPIPE_RX_CONTROL_1_CLK8T_EN_OFFSET; |
| 443 | reg_set(hpipe_addr + HPIPE_RX_CONTROL_1_REG, data, mask); |
| 444 | /* DTL Control */ |
| 445 | reg_set(hpipe_addr + HPIPE_PWR_CTR_DTL_REG, |
| 446 | 0x0 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET, |
| 447 | HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK); |
| 448 | |
| 449 | /* Set analog paramters from ETP(HW) */ |
| 450 | debug("stage: Analog paramters from ETP(HW)\n"); |
| 451 | /* SERDES External Configuration 2 */ |
| 452 | reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG2_REG, |
| 453 | 0x1 << SD_EXTERNAL_CONFIG2_PIN_DFE_EN_OFFSET, |
| 454 | SD_EXTERNAL_CONFIG2_PIN_DFE_EN_MASK); |
| 455 | /* 0x7-DFE Resolution control */ |
| 456 | reg_set(hpipe_addr + HPIPE_DFE_REG0, 0x1 << HPIPE_DFE_RES_FORCE_OFFSET, |
| 457 | HPIPE_DFE_RES_FORCE_MASK); |
| 458 | /* 0xd-G1_Setting_0 */ |
| 459 | reg_set(hpipe_addr + HPIPE_G1_SET_0_REG, |
| 460 | 0xd << HPIPE_G1_SET_0_G1_TX_EMPH1_OFFSET, |
| 461 | HPIPE_G1_SET_0_G1_TX_EMPH1_MASK); |
| 462 | /* 0xE-G1_Setting_1 */ |
| 463 | mask = HPIPE_G1_SET_1_G1_RX_SELMUPI_MASK; |
| 464 | data = 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPI_OFFSET; |
| 465 | mask |= HPIPE_G1_SET_1_G1_RX_SELMUPP_MASK; |
| 466 | data |= 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPP_OFFSET; |
| 467 | mask |= HPIPE_G1_SET_1_G1_RX_DFE_EN_MASK; |
| 468 | data |= 0x1 << HPIPE_G1_SET_1_G1_RX_DFE_EN_OFFSET; |
| 469 | reg_set(hpipe_addr + HPIPE_G1_SET_1_REG, data, mask); |
| 470 | /* 0xA-DFE_Reg3 */ |
| 471 | mask = HPIPE_DFE_F3_F5_DFE_EN_MASK; |
| 472 | data = 0x0 << HPIPE_DFE_F3_F5_DFE_EN_OFFSET; |
| 473 | mask |= HPIPE_DFE_F3_F5_DFE_CTRL_MASK; |
| 474 | data |= 0x0 << HPIPE_DFE_F3_F5_DFE_CTRL_OFFSET; |
| 475 | reg_set(hpipe_addr + HPIPE_DFE_F3_F5_REG, data, mask); |
| 476 | |
| 477 | /* 0x111-G1_Setting_4 */ |
| 478 | mask = HPIPE_G1_SETTINGS_4_G1_DFE_RES_MASK; |
| 479 | data = 0x1 << HPIPE_G1_SETTINGS_4_G1_DFE_RES_OFFSET; |
| 480 | reg_set(hpipe_addr + HPIPE_G1_SETTINGS_4_REG, data, mask); |
| 481 | |
| 482 | debug("stage: RFU configurations- Power Up PLL,Tx,Rx\n"); |
| 483 | /* SERDES External Configuration */ |
| 484 | mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK; |
| 485 | data = 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET; |
| 486 | mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK; |
| 487 | data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET; |
| 488 | mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK; |
| 489 | data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET; |
| 490 | reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask); |
| 491 | |
| 492 | |
| 493 | /* check PLL rx & tx ready */ |
| 494 | addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG; |
| 495 | data = SD_EXTERNAL_STATUS0_PLL_RX_MASK | |
| 496 | SD_EXTERNAL_STATUS0_PLL_TX_MASK; |
| 497 | mask = data; |
| 498 | data = polling_with_timeout(addr, data, mask, 15000); |
| 499 | if (data != 0) { |
| 500 | debug("Read from reg = %p - value = 0x%x\n", |
| 501 | sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data); |
Masahiro Yamada | 81e1042 | 2017-09-16 14:10:41 +0900 | [diff] [blame] | 502 | pr_err("SD_EXTERNAL_STATUS0_PLL_RX is %d, SD_EXTERNAL_STATUS0_PLL_TX is %d\n", |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 503 | (data & SD_EXTERNAL_STATUS0_PLL_RX_MASK), |
| 504 | (data & SD_EXTERNAL_STATUS0_PLL_TX_MASK)); |
| 505 | ret = 0; |
| 506 | } |
| 507 | |
| 508 | /* RX init */ |
| 509 | reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, |
| 510 | 0x1 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET, |
| 511 | SD_EXTERNAL_CONFIG1_RX_INIT_MASK); |
| 512 | |
| 513 | /* check that RX init done */ |
| 514 | addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG; |
| 515 | data = SD_EXTERNAL_STATUS0_RX_INIT_MASK; |
| 516 | mask = data; |
| 517 | data = polling_with_timeout(addr, data, mask, 100); |
| 518 | if (data != 0) { |
| 519 | debug("Read from reg = %p - value = 0x%x\n", |
| 520 | sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data); |
Masahiro Yamada | 81e1042 | 2017-09-16 14:10:41 +0900 | [diff] [blame] | 521 | pr_err("SD_EXTERNAL_STATUS0_RX_INIT is 0\n"); |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 522 | ret = 0; |
| 523 | } |
| 524 | |
| 525 | debug("stage: RF Reset\n"); |
| 526 | /* RF Reset */ |
| 527 | mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK; |
| 528 | data = 0x0 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET; |
| 529 | mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK; |
| 530 | data |= 0x1 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET; |
| 531 | reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask); |
| 532 | |
| 533 | debug_exit(); |
| 534 | return ret; |
| 535 | } |
| 536 | |
| 537 | static void comphy_utmi_power_down(u32 utmi_index, void __iomem *utmi_base_addr, |
| 538 | void __iomem *usb_cfg_addr, |
| 539 | void __iomem *utmi_cfg_addr, |
| 540 | u32 utmi_phy_port) |
| 541 | { |
| 542 | u32 mask, data; |
| 543 | |
| 544 | debug_enter(); |
| 545 | debug("stage: UTMI %d - Power down transceiver (power down Phy), Power down PLL, and SuspendDM\n", |
| 546 | utmi_index); |
| 547 | /* Power down UTMI PHY */ |
| 548 | reg_set(utmi_cfg_addr, 0x0 << UTMI_PHY_CFG_PU_OFFSET, |
| 549 | UTMI_PHY_CFG_PU_MASK); |
| 550 | |
| 551 | /* |
| 552 | * If UTMI connected to USB Device, configure mux prior to PHY init |
| 553 | * (Device can be connected to UTMI0 or to UTMI1) |
| 554 | */ |
Stefan Roese | b781f57 | 2017-04-24 18:45:23 +0300 | [diff] [blame] | 555 | if (utmi_phy_port == UTMI_PHY_TO_USB3_DEVICE0) { |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 556 | debug("stage: UTMI %d - Enable Device mode and configure UTMI mux\n", |
| 557 | utmi_index); |
| 558 | /* USB3 Device UTMI enable */ |
| 559 | mask = UTMI_USB_CFG_DEVICE_EN_MASK; |
| 560 | data = 0x1 << UTMI_USB_CFG_DEVICE_EN_OFFSET; |
| 561 | /* USB3 Device UTMI MUX */ |
| 562 | mask |= UTMI_USB_CFG_DEVICE_MUX_MASK; |
| 563 | data |= utmi_index << UTMI_USB_CFG_DEVICE_MUX_OFFSET; |
| 564 | reg_set(usb_cfg_addr, data, mask); |
| 565 | } |
| 566 | |
| 567 | /* Set Test suspendm mode */ |
| 568 | mask = UTMI_CTRL_STATUS0_SUSPENDM_MASK; |
| 569 | data = 0x1 << UTMI_CTRL_STATUS0_SUSPENDM_OFFSET; |
| 570 | /* Enable Test UTMI select */ |
| 571 | mask |= UTMI_CTRL_STATUS0_TEST_SEL_MASK; |
| 572 | data |= 0x1 << UTMI_CTRL_STATUS0_TEST_SEL_OFFSET; |
| 573 | reg_set(utmi_base_addr + UTMI_CTRL_STATUS0_REG, data, mask); |
| 574 | |
| 575 | /* Wait for UTMI power down */ |
| 576 | mdelay(1); |
| 577 | |
| 578 | debug_exit(); |
| 579 | return; |
| 580 | } |
| 581 | |
| 582 | static void comphy_utmi_phy_config(u32 utmi_index, void __iomem *utmi_base_addr, |
| 583 | void __iomem *usb_cfg_addr, |
| 584 | void __iomem *utmi_cfg_addr, |
| 585 | u32 utmi_phy_port) |
| 586 | { |
| 587 | u32 mask, data; |
| 588 | |
| 589 | debug_exit(); |
| 590 | debug("stage: Configure UTMI PHY %d registers\n", utmi_index); |
| 591 | /* Reference Clock Divider Select */ |
| 592 | mask = UTMI_PLL_CTRL_REFDIV_MASK; |
| 593 | data = 0x5 << UTMI_PLL_CTRL_REFDIV_OFFSET; |
| 594 | /* Feedback Clock Divider Select - 90 for 25Mhz*/ |
| 595 | mask |= UTMI_PLL_CTRL_FBDIV_MASK; |
| 596 | data |= 0x60 << UTMI_PLL_CTRL_FBDIV_OFFSET; |
| 597 | /* Select LPFR - 0x0 for 25Mhz/5=5Mhz*/ |
| 598 | mask |= UTMI_PLL_CTRL_SEL_LPFR_MASK; |
| 599 | data |= 0x0 << UTMI_PLL_CTRL_SEL_LPFR_OFFSET; |
| 600 | reg_set(utmi_base_addr + UTMI_PLL_CTRL_REG, data, mask); |
| 601 | |
| 602 | /* Impedance Calibration Threshold Setting */ |
| 603 | reg_set(utmi_base_addr + UTMI_CALIB_CTRL_REG, |
| 604 | 0x6 << UTMI_CALIB_CTRL_IMPCAL_VTH_OFFSET, |
| 605 | UTMI_CALIB_CTRL_IMPCAL_VTH_MASK); |
| 606 | |
| 607 | /* Set LS TX driver strength coarse control */ |
| 608 | mask = UTMI_TX_CH_CTRL_DRV_EN_LS_MASK; |
| 609 | data = 0x3 << UTMI_TX_CH_CTRL_DRV_EN_LS_OFFSET; |
| 610 | /* Set LS TX driver fine adjustment */ |
| 611 | mask |= UTMI_TX_CH_CTRL_IMP_SEL_LS_MASK; |
| 612 | data |= 0x3 << UTMI_TX_CH_CTRL_IMP_SEL_LS_OFFSET; |
| 613 | reg_set(utmi_base_addr + UTMI_TX_CH_CTRL_REG, data, mask); |
| 614 | |
| 615 | /* Enable SQ */ |
| 616 | mask = UTMI_RX_CH_CTRL0_SQ_DET_MASK; |
| 617 | data = 0x0 << UTMI_RX_CH_CTRL0_SQ_DET_OFFSET; |
| 618 | /* Enable analog squelch detect */ |
| 619 | mask |= UTMI_RX_CH_CTRL0_SQ_ANA_DTC_MASK; |
| 620 | data |= 0x1 << UTMI_RX_CH_CTRL0_SQ_ANA_DTC_OFFSET; |
| 621 | reg_set(utmi_base_addr + UTMI_RX_CH_CTRL0_REG, data, mask); |
| 622 | |
| 623 | /* Set External squelch calibration number */ |
| 624 | mask = UTMI_RX_CH_CTRL1_SQ_AMP_CAL_MASK; |
| 625 | data = 0x1 << UTMI_RX_CH_CTRL1_SQ_AMP_CAL_OFFSET; |
| 626 | /* Enable the External squelch calibration */ |
| 627 | mask |= UTMI_RX_CH_CTRL1_SQ_AMP_CAL_EN_MASK; |
| 628 | data |= 0x1 << UTMI_RX_CH_CTRL1_SQ_AMP_CAL_EN_OFFSET; |
| 629 | reg_set(utmi_base_addr + UTMI_RX_CH_CTRL1_REG, data, mask); |
| 630 | |
| 631 | /* Set Control VDAT Reference Voltage - 0.325V */ |
| 632 | mask = UTMI_CHGDTC_CTRL_VDAT_MASK; |
| 633 | data = 0x1 << UTMI_CHGDTC_CTRL_VDAT_OFFSET; |
| 634 | /* Set Control VSRC Reference Voltage - 0.6V */ |
| 635 | mask |= UTMI_CHGDTC_CTRL_VSRC_MASK; |
| 636 | data |= 0x1 << UTMI_CHGDTC_CTRL_VSRC_OFFSET; |
| 637 | reg_set(utmi_base_addr + UTMI_CHGDTC_CTRL_REG, data, mask); |
| 638 | |
| 639 | debug_exit(); |
| 640 | return; |
| 641 | } |
| 642 | |
| 643 | static int comphy_utmi_power_up(u32 utmi_index, void __iomem *utmi_base_addr, |
| 644 | void __iomem *usb_cfg_addr, |
| 645 | void __iomem *utmi_cfg_addr, u32 utmi_phy_port) |
| 646 | { |
| 647 | u32 data, mask, ret = 1; |
| 648 | void __iomem *addr; |
| 649 | |
| 650 | debug_enter(); |
| 651 | debug("stage: UTMI %d - Power up transceiver(Power up Phy), and exit SuspendDM\n", |
| 652 | utmi_index); |
| 653 | /* Power UP UTMI PHY */ |
| 654 | reg_set(utmi_cfg_addr, 0x1 << UTMI_PHY_CFG_PU_OFFSET, |
| 655 | UTMI_PHY_CFG_PU_MASK); |
| 656 | /* Disable Test UTMI select */ |
| 657 | reg_set(utmi_base_addr + UTMI_CTRL_STATUS0_REG, |
| 658 | 0x0 << UTMI_CTRL_STATUS0_TEST_SEL_OFFSET, |
| 659 | UTMI_CTRL_STATUS0_TEST_SEL_MASK); |
| 660 | |
| 661 | debug("stage: Polling for PLL and impedance calibration done, and PLL ready done\n"); |
| 662 | addr = utmi_base_addr + UTMI_CALIB_CTRL_REG; |
| 663 | data = UTMI_CALIB_CTRL_IMPCAL_DONE_MASK; |
| 664 | mask = data; |
| 665 | data = polling_with_timeout(addr, data, mask, 100); |
| 666 | if (data != 0) { |
Masahiro Yamada | 81e1042 | 2017-09-16 14:10:41 +0900 | [diff] [blame] | 667 | pr_err("Impedance calibration is not done\n"); |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 668 | debug("Read from reg = %p - value = 0x%x\n", addr, data); |
| 669 | ret = 0; |
| 670 | } |
| 671 | |
| 672 | data = UTMI_CALIB_CTRL_PLLCAL_DONE_MASK; |
| 673 | mask = data; |
| 674 | data = polling_with_timeout(addr, data, mask, 100); |
| 675 | if (data != 0) { |
Masahiro Yamada | 81e1042 | 2017-09-16 14:10:41 +0900 | [diff] [blame] | 676 | pr_err("PLL calibration is not done\n"); |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 677 | debug("Read from reg = %p - value = 0x%x\n", addr, data); |
| 678 | ret = 0; |
| 679 | } |
| 680 | |
| 681 | addr = utmi_base_addr + UTMI_PLL_CTRL_REG; |
| 682 | data = UTMI_PLL_CTRL_PLL_RDY_MASK; |
| 683 | mask = data; |
| 684 | data = polling_with_timeout(addr, data, mask, 100); |
| 685 | if (data != 0) { |
Masahiro Yamada | 81e1042 | 2017-09-16 14:10:41 +0900 | [diff] [blame] | 686 | pr_err("PLL is not ready\n"); |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 687 | debug("Read from reg = %p - value = 0x%x\n", addr, data); |
| 688 | ret = 0; |
| 689 | } |
| 690 | |
| 691 | if (ret) |
| 692 | debug("Passed\n"); |
| 693 | else |
| 694 | debug("\n"); |
| 695 | |
| 696 | debug_exit(); |
| 697 | return ret; |
| 698 | } |
| 699 | |
| 700 | /* |
| 701 | * comphy_utmi_phy_init initialize the UTMI PHY |
| 702 | * the init split in 3 parts: |
| 703 | * 1. Power down transceiver and PLL |
| 704 | * 2. UTMI PHY configure |
| 705 | * 3. Powe up transceiver and PLL |
| 706 | * Note: - Power down/up should be once for both UTMI PHYs |
| 707 | * - comphy_dedicated_phys_init call this function if at least there is |
| 708 | * one UTMI PHY exists in FDT blob. access to cp110_utmi_data[0] is |
| 709 | * legal |
| 710 | */ |
| 711 | static void comphy_utmi_phy_init(u32 utmi_phy_count, |
| 712 | struct utmi_phy_data *cp110_utmi_data) |
| 713 | { |
| 714 | u32 i; |
| 715 | |
| 716 | debug_enter(); |
| 717 | /* UTMI Power down */ |
| 718 | for (i = 0; i < utmi_phy_count; i++) { |
| 719 | comphy_utmi_power_down(i, cp110_utmi_data[i].utmi_base_addr, |
| 720 | cp110_utmi_data[i].usb_cfg_addr, |
| 721 | cp110_utmi_data[i].utmi_cfg_addr, |
| 722 | cp110_utmi_data[i].utmi_phy_port); |
| 723 | } |
| 724 | /* PLL Power down */ |
| 725 | debug("stage: UTMI PHY power down PLL\n"); |
| 726 | for (i = 0; i < utmi_phy_count; i++) { |
| 727 | reg_set(cp110_utmi_data[i].usb_cfg_addr, |
| 728 | 0x0 << UTMI_USB_CFG_PLL_OFFSET, UTMI_USB_CFG_PLL_MASK); |
| 729 | } |
| 730 | /* UTMI configure */ |
| 731 | for (i = 0; i < utmi_phy_count; i++) { |
| 732 | comphy_utmi_phy_config(i, cp110_utmi_data[i].utmi_base_addr, |
| 733 | cp110_utmi_data[i].usb_cfg_addr, |
| 734 | cp110_utmi_data[i].utmi_cfg_addr, |
| 735 | cp110_utmi_data[i].utmi_phy_port); |
| 736 | } |
| 737 | /* UTMI Power up */ |
| 738 | for (i = 0; i < utmi_phy_count; i++) { |
| 739 | if (!comphy_utmi_power_up(i, cp110_utmi_data[i].utmi_base_addr, |
| 740 | cp110_utmi_data[i].usb_cfg_addr, |
| 741 | cp110_utmi_data[i].utmi_cfg_addr, |
| 742 | cp110_utmi_data[i].utmi_phy_port)) { |
Masahiro Yamada | 81e1042 | 2017-09-16 14:10:41 +0900 | [diff] [blame] | 743 | pr_err("Failed to initialize UTMI PHY %d\n", i); |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 744 | continue; |
| 745 | } |
| 746 | printf("UTMI PHY %d initialized to ", i); |
Stefan Roese | b781f57 | 2017-04-24 18:45:23 +0300 | [diff] [blame] | 747 | if (cp110_utmi_data[i].utmi_phy_port == |
| 748 | UTMI_PHY_TO_USB3_DEVICE0) |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 749 | printf("USB Device\n"); |
| 750 | else |
| 751 | printf("USB Host%d\n", |
| 752 | cp110_utmi_data[i].utmi_phy_port); |
| 753 | } |
| 754 | /* PLL Power up */ |
| 755 | debug("stage: UTMI PHY power up PLL\n"); |
| 756 | for (i = 0; i < utmi_phy_count; i++) { |
| 757 | reg_set(cp110_utmi_data[i].usb_cfg_addr, |
| 758 | 0x1 << UTMI_USB_CFG_PLL_OFFSET, UTMI_USB_CFG_PLL_MASK); |
| 759 | } |
| 760 | |
| 761 | debug_exit(); |
| 762 | return; |
| 763 | } |
| 764 | |
| 765 | /* |
| 766 | * comphy_dedicated_phys_init initialize the dedicated PHYs |
| 767 | * - not muxed SerDes lanes e.g. UTMI PHY |
| 768 | */ |
| 769 | void comphy_dedicated_phys_init(void) |
| 770 | { |
| 771 | struct utmi_phy_data cp110_utmi_data[MAX_UTMI_PHY_COUNT]; |
| 772 | int node; |
| 773 | int i; |
| 774 | |
| 775 | debug_enter(); |
| 776 | debug("Initialize USB UTMI PHYs\n"); |
| 777 | |
| 778 | /* Find the UTMI phy node in device tree and go over them */ |
| 779 | node = fdt_node_offset_by_compatible(gd->fdt_blob, -1, |
| 780 | "marvell,mvebu-utmi-2.6.0"); |
| 781 | |
| 782 | i = 0; |
| 783 | while (node > 0) { |
| 784 | /* get base address of UTMI phy */ |
| 785 | cp110_utmi_data[i].utmi_base_addr = |
| 786 | (void __iomem *)fdtdec_get_addr_size_auto_noparent( |
| 787 | gd->fdt_blob, node, "reg", 0, NULL, true); |
| 788 | if (cp110_utmi_data[i].utmi_base_addr == NULL) { |
Masahiro Yamada | 81e1042 | 2017-09-16 14:10:41 +0900 | [diff] [blame] | 789 | pr_err("UTMI PHY base address is invalid\n"); |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 790 | i++; |
| 791 | continue; |
| 792 | } |
| 793 | |
| 794 | /* get usb config address */ |
| 795 | cp110_utmi_data[i].usb_cfg_addr = |
| 796 | (void __iomem *)fdtdec_get_addr_size_auto_noparent( |
| 797 | gd->fdt_blob, node, "reg", 1, NULL, true); |
| 798 | if (cp110_utmi_data[i].usb_cfg_addr == NULL) { |
Masahiro Yamada | 81e1042 | 2017-09-16 14:10:41 +0900 | [diff] [blame] | 799 | pr_err("UTMI PHY base address is invalid\n"); |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 800 | i++; |
| 801 | continue; |
| 802 | } |
| 803 | |
| 804 | /* get UTMI config address */ |
| 805 | cp110_utmi_data[i].utmi_cfg_addr = |
| 806 | (void __iomem *)fdtdec_get_addr_size_auto_noparent( |
| 807 | gd->fdt_blob, node, "reg", 2, NULL, true); |
| 808 | if (cp110_utmi_data[i].utmi_cfg_addr == NULL) { |
Masahiro Yamada | 81e1042 | 2017-09-16 14:10:41 +0900 | [diff] [blame] | 809 | pr_err("UTMI PHY base address is invalid\n"); |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 810 | i++; |
| 811 | continue; |
| 812 | } |
| 813 | |
| 814 | /* |
| 815 | * get the port number (to check if the utmi connected to |
| 816 | * host/device) |
| 817 | */ |
| 818 | cp110_utmi_data[i].utmi_phy_port = fdtdec_get_int( |
| 819 | gd->fdt_blob, node, "utmi-port", UTMI_PHY_INVALID); |
| 820 | if (cp110_utmi_data[i].utmi_phy_port == UTMI_PHY_INVALID) { |
Masahiro Yamada | 81e1042 | 2017-09-16 14:10:41 +0900 | [diff] [blame] | 821 | pr_err("UTMI PHY port type is invalid\n"); |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 822 | i++; |
| 823 | continue; |
| 824 | } |
| 825 | |
| 826 | node = fdt_node_offset_by_compatible( |
| 827 | gd->fdt_blob, node, "marvell,mvebu-utmi-2.6.0"); |
| 828 | i++; |
| 829 | } |
| 830 | |
| 831 | if (i > 0) |
| 832 | comphy_utmi_phy_init(i, cp110_utmi_data); |
| 833 | |
| 834 | debug_exit(); |
| 835 | } |
| 836 | |
| 837 | static void comphy_mux_cp110_init(struct chip_serdes_phy_config *ptr_chip_cfg, |
| 838 | struct comphy_map *serdes_map) |
| 839 | { |
| 840 | void __iomem *comphy_base_addr; |
| 841 | struct comphy_map comphy_map_pipe_data[MAX_LANE_OPTIONS]; |
| 842 | struct comphy_map comphy_map_phy_data[MAX_LANE_OPTIONS]; |
| 843 | u32 lane, comphy_max_count; |
| 844 | |
| 845 | comphy_max_count = ptr_chip_cfg->comphy_lanes_count; |
| 846 | comphy_base_addr = ptr_chip_cfg->comphy_base_addr; |
| 847 | |
| 848 | /* |
| 849 | * Copy the SerDes map configuration for PIPE map and PHY map |
| 850 | * the comphy_mux_init modify the type of the lane if the type |
| 851 | * is not valid because we have 2 selectores run the |
| 852 | * comphy_mux_init twice and after that update the original |
| 853 | * serdes_map |
| 854 | */ |
| 855 | for (lane = 0; lane < comphy_max_count; lane++) { |
| 856 | comphy_map_pipe_data[lane].type = serdes_map[lane].type; |
| 857 | comphy_map_pipe_data[lane].speed = serdes_map[lane].speed; |
| 858 | comphy_map_phy_data[lane].type = serdes_map[lane].type; |
| 859 | comphy_map_phy_data[lane].speed = serdes_map[lane].speed; |
| 860 | } |
| 861 | ptr_chip_cfg->mux_data = cp110_comphy_phy_mux_data; |
| 862 | comphy_mux_init(ptr_chip_cfg, comphy_map_phy_data, |
| 863 | comphy_base_addr + COMMON_SELECTOR_PHY_OFFSET); |
| 864 | |
| 865 | ptr_chip_cfg->mux_data = cp110_comphy_pipe_mux_data; |
| 866 | comphy_mux_init(ptr_chip_cfg, comphy_map_pipe_data, |
| 867 | comphy_base_addr + COMMON_SELECTOR_PIPE_OFFSET); |
| 868 | /* Fix the type after check the PHY and PIPE configuration */ |
| 869 | for (lane = 0; lane < comphy_max_count; lane++) { |
| 870 | if ((comphy_map_pipe_data[lane].type == PHY_TYPE_UNCONNECTED) && |
| 871 | (comphy_map_phy_data[lane].type == PHY_TYPE_UNCONNECTED)) |
| 872 | serdes_map[lane].type = PHY_TYPE_UNCONNECTED; |
| 873 | } |
| 874 | } |
| 875 | |
| 876 | int comphy_cp110_init(struct chip_serdes_phy_config *ptr_chip_cfg, |
| 877 | struct comphy_map *serdes_map) |
| 878 | { |
| 879 | struct comphy_map *ptr_comphy_map; |
| 880 | void __iomem *comphy_base_addr, *hpipe_base_addr; |
| 881 | u32 comphy_max_count, lane, ret = 0; |
| 882 | u32 pcie_width = 0; |
Grzegorz Jaszczyk | 7928a8e | 2020-10-18 17:11:11 +0300 | [diff] [blame] | 883 | u32 mode; |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 884 | |
| 885 | debug_enter(); |
| 886 | |
| 887 | comphy_max_count = ptr_chip_cfg->comphy_lanes_count; |
| 888 | comphy_base_addr = ptr_chip_cfg->comphy_base_addr; |
| 889 | hpipe_base_addr = ptr_chip_cfg->hpipe3_base_addr; |
| 890 | |
| 891 | /* Config Comphy mux configuration */ |
| 892 | comphy_mux_cp110_init(ptr_chip_cfg, serdes_map); |
| 893 | |
| 894 | /* Check if the first 4 lanes configured as By-4 */ |
| 895 | for (lane = 0, ptr_comphy_map = serdes_map; lane < 4; |
| 896 | lane++, ptr_comphy_map++) { |
| 897 | if (ptr_comphy_map->type != PHY_TYPE_PEX0) |
| 898 | break; |
| 899 | pcie_width++; |
| 900 | } |
| 901 | |
| 902 | for (lane = 0, ptr_comphy_map = serdes_map; lane < comphy_max_count; |
| 903 | lane++, ptr_comphy_map++) { |
| 904 | debug("Initialize serdes number %d\n", lane); |
| 905 | debug("Serdes type = 0x%x\n", ptr_comphy_map->type); |
| 906 | if (lane == 4) { |
| 907 | /* |
| 908 | * PCIe lanes above the first 4 lanes, can be only |
| 909 | * by1 |
| 910 | */ |
| 911 | pcie_width = 1; |
| 912 | } |
| 913 | switch (ptr_comphy_map->type) { |
| 914 | case PHY_TYPE_UNCONNECTED: |
Stefan Roese | f4fed5c | 2017-04-24 18:45:24 +0300 | [diff] [blame] | 915 | case PHY_TYPE_IGNORE: |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 916 | continue; |
| 917 | break; |
| 918 | case PHY_TYPE_PEX0: |
| 919 | case PHY_TYPE_PEX1: |
| 920 | case PHY_TYPE_PEX2: |
| 921 | case PHY_TYPE_PEX3: |
Grzegorz Jaszczyk | c42b5a3 | 2020-10-18 17:11:12 +0300 | [diff] [blame] | 922 | mode = COMPHY_FW_PCIE_FORMAT(pcie_width, |
| 923 | ptr_comphy_map->clk_src, |
| 924 | COMPHY_PCIE_MODE, |
| 925 | ptr_comphy_map->speed); |
| 926 | ret = comphy_smc(MV_SIP_COMPHY_POWER_ON, |
| 927 | ptr_chip_cfg->comphy_base_addr, lane, |
| 928 | mode); |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 929 | break; |
| 930 | case PHY_TYPE_SATA0: |
| 931 | case PHY_TYPE_SATA1: |
| 932 | case PHY_TYPE_SATA2: |
| 933 | case PHY_TYPE_SATA3: |
Grzegorz Jaszczyk | 7928a8e | 2020-10-18 17:11:11 +0300 | [diff] [blame] | 934 | mode = COMPHY_FW_MODE_FORMAT(COMPHY_SATA_MODE); |
| 935 | ret = comphy_sata_power_up(lane, hpipe_base_addr, |
| 936 | comphy_base_addr, |
| 937 | ptr_chip_cfg->cp_index, |
| 938 | mode); |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 939 | break; |
| 940 | case PHY_TYPE_USB3_HOST0: |
| 941 | case PHY_TYPE_USB3_HOST1: |
| 942 | case PHY_TYPE_USB3_DEVICE: |
| 943 | ret = comphy_usb3_power_up(lane, hpipe_base_addr, |
| 944 | comphy_base_addr); |
| 945 | break; |
| 946 | case PHY_TYPE_SGMII0: |
| 947 | case PHY_TYPE_SGMII1: |
Grzegorz Jaszczyk | 7928a8e | 2020-10-18 17:11:11 +0300 | [diff] [blame] | 948 | if (ptr_comphy_map->speed == PHY_SPEED_INVALID) { |
| 949 | debug("Warning: "); |
| 950 | debug("SGMII PHY speed in lane %d is invalid,", |
| 951 | lane); |
| 952 | debug(" set PHY speed to 1.25G\n"); |
| 953 | ptr_comphy_map->speed = PHY_SPEED_1_25G; |
| 954 | } |
| 955 | |
| 956 | /* |
| 957 | * UINIT_ID not relevant for SGMII0 and SGMII1 - will be |
| 958 | * ignored by firmware |
| 959 | */ |
| 960 | mode = COMPHY_FW_FORMAT(COMPHY_SGMII_MODE, |
| 961 | COMPHY_UNIT_ID0, |
| 962 | ptr_comphy_map->speed); |
| 963 | ret = comphy_smc(MV_SIP_COMPHY_POWER_ON, |
| 964 | ptr_chip_cfg->comphy_base_addr, lane, |
| 965 | mode); |
| 966 | break; |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 967 | case PHY_TYPE_SGMII2: |
| 968 | case PHY_TYPE_SGMII3: |
| 969 | if (ptr_comphy_map->speed == PHY_SPEED_INVALID) { |
| 970 | debug("Warning: SGMII PHY speed in lane %d is invalid, set PHY speed to 1.25G\n", |
| 971 | lane); |
| 972 | ptr_comphy_map->speed = PHY_SPEED_1_25G; |
| 973 | } |
Grzegorz Jaszczyk | 7928a8e | 2020-10-18 17:11:11 +0300 | [diff] [blame] | 974 | |
| 975 | mode = COMPHY_FW_FORMAT(COMPHY_SGMII_MODE, |
| 976 | COMPHY_UNIT_ID2, |
| 977 | ptr_comphy_map->speed); |
| 978 | ret = comphy_smc(MV_SIP_COMPHY_POWER_ON, |
| 979 | ptr_chip_cfg->comphy_base_addr, lane, |
| 980 | mode); |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 981 | break; |
Stefan Roese | db720b7 | 2017-04-24 18:45:21 +0300 | [diff] [blame] | 982 | case PHY_TYPE_SFI: |
Grzegorz Jaszczyk | 7928a8e | 2020-10-18 17:11:11 +0300 | [diff] [blame] | 983 | mode = COMPHY_FW_FORMAT(COMPHY_SFI_MODE, |
| 984 | COMPHY_UNIT_ID0, |
| 985 | ptr_comphy_map->speed); |
| 986 | ret = comphy_smc(MV_SIP_COMPHY_POWER_ON, |
| 987 | ptr_chip_cfg->comphy_base_addr, lane, |
| 988 | mode); |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 989 | break; |
| 990 | case PHY_TYPE_RXAUI0: |
| 991 | case PHY_TYPE_RXAUI1: |
| 992 | ret = comphy_rxauii_power_up(lane, hpipe_base_addr, |
| 993 | comphy_base_addr); |
| 994 | break; |
| 995 | default: |
| 996 | debug("Unknown SerDes type, skip initialize SerDes %d\n", |
| 997 | lane); |
| 998 | break; |
| 999 | } |
| 1000 | if (ret == 0) { |
| 1001 | /* |
Stefan Roese | 4fbca01 | 2017-04-24 18:45:25 +0300 | [diff] [blame] | 1002 | * If interface wans't initialized, set the lane to |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 1003 | * PHY_TYPE_UNCONNECTED state. |
| 1004 | */ |
| 1005 | ptr_comphy_map->type = PHY_TYPE_UNCONNECTED; |
Masahiro Yamada | 81e1042 | 2017-09-16 14:10:41 +0900 | [diff] [blame] | 1006 | pr_err("PLL is not locked - Failed to initialize lane %d\n", |
Stefan Roese | 648391c | 2016-08-30 16:48:20 +0200 | [diff] [blame] | 1007 | lane); |
| 1008 | } |
| 1009 | } |
| 1010 | |
| 1011 | debug_exit(); |
| 1012 | return 0; |
| 1013 | } |