blob: a323de7c76d0f1c12bf3414bc5825b43fb2a78dd [file] [log] [blame]
Tom Rini10e47792018-05-06 17:58:06 -04001// SPDX-License-Identifier: GPL-2.0+
Stefan Roese648391c2016-08-30 16:48:20 +02002/*
3 * Copyright (C) 2015-2016 Marvell International Ltd.
Stefan Roese648391c2016-08-30 16:48:20 +02004 */
5
6#include <common.h>
7#include <fdtdec.h>
Simon Glass0f2af882020-05-10 11:40:05 -06008#include <log.h>
Simon Glass3ba929a2020-10-30 21:38:53 -06009#include <asm/global_data.h>
Stefan Roese648391c2016-08-30 16:48:20 +020010#include <asm/io.h>
Grzegorz Jaszczyk7928a8e2020-10-18 17:11:11 +030011#include <asm/ptrace.h>
Stefan Roese648391c2016-08-30 16:48:20 +020012#include <asm/arch/cpu.h>
13#include <asm/arch/soc.h>
Simon Glassdbd79542020-05-10 11:40:11 -060014#include <linux/delay.h>
Stefan Roese648391c2016-08-30 16:48:20 +020015
Marek BehĂșn19ce44c2018-08-17 12:58:51 +020016#include "comphy_core.h"
Stefan Roese648391c2016-08-30 16:48:20 +020017#include "comphy_hpipe.h"
18#include "sata.h"
19#include "utmi_phy.h"
20
21DECLARE_GLOBAL_DATA_PTR;
22
23#define SD_ADDR(base, lane) (base + 0x1000 * lane)
24#define HPIPE_ADDR(base, lane) (SD_ADDR(base, lane) + 0x800)
25#define COMPHY_ADDR(base, lane) (base + 0x28 * lane)
26
Grzegorz Jaszczyk7928a8e2020-10-18 17:11:11 +030027/* Firmware related definitions used for SMC calls */
28#define MV_SIP_COMPHY_POWER_ON 0x82000001
29#define MV_SIP_COMPHY_POWER_OFF 0x82000002
30#define MV_SIP_COMPHY_PLL_LOCK 0x82000003
31
Igal Liberman67d1a3f2020-10-18 17:11:13 +030032/* Used to distinguish between different possible callers (U-boot/Linux) */
33#define COMPHY_CALLER_UBOOT (0x1 << 21)
34
Grzegorz Jaszczyk7928a8e2020-10-18 17:11:11 +030035#define COMPHY_FW_MODE_FORMAT(mode) ((mode) << 12)
36#define COMPHY_FW_FORMAT(mode, idx, speeds) \
37 (((mode) << 12) | ((idx) << 8) | ((speeds) << 2))
Grzegorz Jaszczykc42b5a32020-10-18 17:11:12 +030038
39#define COMPHY_FW_PCIE_FORMAT(pcie_width, clk_src, mode, speeds) \
Igal Liberman67d1a3f2020-10-18 17:11:13 +030040 (COMPHY_CALLER_UBOOT | ((pcie_width) << 18) | \
41 ((clk_src) << 17) | COMPHY_FW_FORMAT(mode, 0, speeds))
Grzegorz Jaszczykc42b5a32020-10-18 17:11:12 +030042
Grzegorz Jaszczyk7928a8e2020-10-18 17:11:11 +030043#define COMPHY_SATA_MODE 0x1
44#define COMPHY_SGMII_MODE 0x2 /* SGMII 1G */
45#define COMPHY_HS_SGMII_MODE 0x3 /* SGMII 2.5G */
46#define COMPHY_USB3H_MODE 0x4
47#define COMPHY_USB3D_MODE 0x5
48#define COMPHY_PCIE_MODE 0x6
49#define COMPHY_RXAUI_MODE 0x7
50#define COMPHY_XFI_MODE 0x8
51#define COMPHY_SFI_MODE 0x9
52#define COMPHY_USB3_MODE 0xa
53#define COMPHY_AP_MODE 0xb
54
55/* Comphy unit index macro */
56#define COMPHY_UNIT_ID0 0
57#define COMPHY_UNIT_ID1 1
58#define COMPHY_UNIT_ID2 2
59#define COMPHY_UNIT_ID3 3
60
Stefan Roese648391c2016-08-30 16:48:20 +020061struct utmi_phy_data {
62 void __iomem *utmi_base_addr;
63 void __iomem *usb_cfg_addr;
64 void __iomem *utmi_cfg_addr;
65 u32 utmi_phy_port;
66};
67
68/*
69 * For CP-110 we have 2 Selector registers "PHY Selectors",
70 * and "PIPE Selectors".
71 * PIPE selector include USB and PCIe options.
72 * PHY selector include the Ethernet and SATA options, every Ethernet
73 * option has different options, for example: serdes lane2 had option
Stefan Roeseb8b7c672017-04-24 18:45:29 +030074 * Eth_port_0 that include (SGMII0, RXAUI0, SFI)
Stefan Roese648391c2016-08-30 16:48:20 +020075 */
76struct comphy_mux_data cp110_comphy_phy_mux_data[] = {
Stefan Roeseb15d61d2017-04-24 18:45:27 +030077 {4, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII1, 0x1}, /* Lane 0 */
78 {PHY_TYPE_SATA1, 0x4} } },
79 {4, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII2, 0x1}, /* Lane 1 */
80 {PHY_TYPE_SATA0, 0x4} } },
Stefan Roese648391c2016-08-30 16:48:20 +020081 {6, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII0, 0x1}, /* Lane 2 */
Stefan Roeseb15d61d2017-04-24 18:45:27 +030082 {PHY_TYPE_RXAUI0, 0x1}, {PHY_TYPE_SFI, 0x1},
83 {PHY_TYPE_SATA0, 0x4} } },
84 {8, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_RXAUI1, 0x1}, /* Lane 3 */
85 {PHY_TYPE_SGMII1, 0x2}, {PHY_TYPE_SATA1, 0x4} } },
Stefan Roeseb8b7c672017-04-24 18:45:29 +030086 {7, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII0, 0x2}, /* Lane 4 */
Stefan Roeseb15d61d2017-04-24 18:45:27 +030087 {PHY_TYPE_RXAUI0, 0x2}, {PHY_TYPE_SFI, 0x2},
Stefan Roeseb8b7c672017-04-24 18:45:29 +030088 {PHY_TYPE_SGMII1, 0x1} } },
Stefan Roeseb15d61d2017-04-24 18:45:27 +030089 {6, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII2, 0x1}, /* Lane 5 */
90 {PHY_TYPE_RXAUI1, 0x2}, {PHY_TYPE_SATA1, 0x4} } },
Stefan Roese648391c2016-08-30 16:48:20 +020091};
92
93struct comphy_mux_data cp110_comphy_pipe_mux_data[] = {
94 {2, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_PEX0, 0x4} } }, /* Lane 0 */
95 {4, {{PHY_TYPE_UNCONNECTED, 0x0}, /* Lane 1 */
96 {PHY_TYPE_USB3_HOST0, 0x1}, {PHY_TYPE_USB3_DEVICE, 0x2},
97 {PHY_TYPE_PEX0, 0x4} } },
98 {3, {{PHY_TYPE_UNCONNECTED, 0x0}, /* Lane 2 */
99 {PHY_TYPE_USB3_HOST0, 0x1}, {PHY_TYPE_PEX0, 0x4} } },
100 {3, {{PHY_TYPE_UNCONNECTED, 0x0}, /* Lane 3 */
101 {PHY_TYPE_USB3_HOST1, 0x1}, {PHY_TYPE_PEX0, 0x4} } },
102 {4, {{PHY_TYPE_UNCONNECTED, 0x0}, /* Lane 4 */
103 {PHY_TYPE_USB3_HOST1, 0x1},
104 {PHY_TYPE_USB3_DEVICE, 0x2}, {PHY_TYPE_PEX1, 0x4} } },
105 {2, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_PEX2, 0x4} } }, /* Lane 5 */
106};
107
108static u32 polling_with_timeout(void __iomem *addr, u32 val,
109 u32 mask, unsigned long usec_timout)
110{
111 u32 data;
112
113 do {
114 udelay(1);
115 data = readl(addr) & mask;
116 } while (data != val && --usec_timout > 0);
117
118 if (usec_timout == 0)
119 return data;
120
121 return 0;
122}
123
Stefan Roese648391c2016-08-30 16:48:20 +0200124static int comphy_usb3_power_up(u32 lane, void __iomem *hpipe_base,
125 void __iomem *comphy_base)
126{
127 u32 mask, data, ret = 1;
128 void __iomem *hpipe_addr = HPIPE_ADDR(hpipe_base, lane);
129 void __iomem *comphy_addr = COMPHY_ADDR(comphy_base, lane);
130 void __iomem *addr;
131
132 debug_enter();
133 debug("stage: RFU configurations - hard reset comphy\n");
134 /* RFU configurations - hard reset comphy */
135 mask = COMMON_PHY_CFG1_PWR_UP_MASK;
136 data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET;
137 mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK;
138 data |= 0x1 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET;
139 mask |= COMMON_PHY_CFG1_PWR_ON_RESET_MASK;
140 data |= 0x0 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET;
141 mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK;
142 data |= 0x0 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET;
143 mask |= COMMON_PHY_PHY_MODE_MASK;
144 data |= 0x1 << COMMON_PHY_PHY_MODE_OFFSET;
145 reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask);
146
147 /* release from hard reset */
148 mask = COMMON_PHY_CFG1_PWR_ON_RESET_MASK;
149 data = 0x1 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET;
150 mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK;
151 data |= 0x1 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET;
152 reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask);
153
154 /* Wait 1ms - until band gap and ref clock ready */
155 mdelay(1);
156
157 /* Start comphy Configuration */
158 debug("stage: Comphy configuration\n");
159 /* Set PIPE soft reset */
160 mask = HPIPE_RST_CLK_CTRL_PIPE_RST_MASK;
161 data = 0x1 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET;
162 /* Set PHY datapath width mode for V0 */
163 mask |= HPIPE_RST_CLK_CTRL_FIXED_PCLK_MASK;
164 data |= 0x0 << HPIPE_RST_CLK_CTRL_FIXED_PCLK_OFFSET;
165 /* Set Data bus width USB mode for V0 */
166 mask |= HPIPE_RST_CLK_CTRL_PIPE_WIDTH_MASK;
167 data |= 0x0 << HPIPE_RST_CLK_CTRL_PIPE_WIDTH_OFFSET;
168 /* Set CORE_CLK output frequency for 250Mhz */
169 mask |= HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_MASK;
170 data |= 0x0 << HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_OFFSET;
171 reg_set(hpipe_addr + HPIPE_RST_CLK_CTRL_REG, data, mask);
172 /* Set PLL ready delay for 0x2 */
173 reg_set(hpipe_addr + HPIPE_CLK_SRC_LO_REG,
174 0x2 << HPIPE_CLK_SRC_LO_PLL_RDY_DL_OFFSET,
175 HPIPE_CLK_SRC_LO_PLL_RDY_DL_MASK);
176 /* Set reference clock to come from group 1 - 25Mhz */
177 reg_set(hpipe_addr + HPIPE_MISC_REG,
178 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET,
179 HPIPE_MISC_REFCLK_SEL_MASK);
180 /* Set reference frequcency select - 0x2 */
181 mask = HPIPE_PWR_PLL_REF_FREQ_MASK;
182 data = 0x2 << HPIPE_PWR_PLL_REF_FREQ_OFFSET;
183 /* Set PHY mode to USB - 0x5 */
184 mask |= HPIPE_PWR_PLL_PHY_MODE_MASK;
185 data |= 0x5 << HPIPE_PWR_PLL_PHY_MODE_OFFSET;
186 reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask);
187 /* Set the amount of time spent in the LoZ state - set for 0x7 */
188 reg_set(hpipe_addr + HPIPE_GLOBAL_PM_CTRL,
189 0x7 << HPIPE_GLOBAL_PM_RXDLOZ_WAIT_OFFSET,
190 HPIPE_GLOBAL_PM_RXDLOZ_WAIT_MASK);
191 /* Set max PHY generation setting - 5Gbps */
192 reg_set(hpipe_addr + HPIPE_INTERFACE_REG,
193 0x1 << HPIPE_INTERFACE_GEN_MAX_OFFSET,
194 HPIPE_INTERFACE_GEN_MAX_MASK);
195 /* Set select data width 20Bit (SEL_BITS[2:0]) */
196 reg_set(hpipe_addr + HPIPE_LOOPBACK_REG,
197 0x1 << HPIPE_LOOPBACK_SEL_OFFSET,
198 HPIPE_LOOPBACK_SEL_MASK);
199 /* select de-emphasize 3.5db */
200 reg_set(hpipe_addr + HPIPE_LANE_CONFIG0_REG,
201 0x1 << HPIPE_LANE_CONFIG0_TXDEEMPH0_OFFSET,
202 HPIPE_LANE_CONFIG0_TXDEEMPH0_MASK);
203 /* override tx margining from the MAC */
204 reg_set(hpipe_addr + HPIPE_TST_MODE_CTRL_REG,
205 0x1 << HPIPE_TST_MODE_CTRL_MODE_MARGIN_OFFSET,
206 HPIPE_TST_MODE_CTRL_MODE_MARGIN_MASK);
207
208 /* Start analog paramters from ETP(HW) */
209 debug("stage: Analog paramters from ETP(HW)\n");
210 /* Set Pin DFE_PAT_DIS -> Bit[1]: PIN_DFE_PAT_DIS = 0x0 */
211 mask = HPIPE_LANE_CFG4_DFE_CTRL_MASK;
212 data = 0x1 << HPIPE_LANE_CFG4_DFE_CTRL_OFFSET;
213 /* Set Override PHY DFE control pins for 0x1 */
214 mask |= HPIPE_LANE_CFG4_DFE_OVER_MASK;
215 data |= 0x1 << HPIPE_LANE_CFG4_DFE_OVER_OFFSET;
216 /* Set Spread Spectrum Clock Enable fot 0x1 */
217 mask |= HPIPE_LANE_CFG4_SSC_CTRL_MASK;
218 data |= 0x1 << HPIPE_LANE_CFG4_SSC_CTRL_OFFSET;
219 reg_set(hpipe_addr + HPIPE_LANE_CFG4_REG, data, mask);
220 /* End of analog parameters */
221
222 debug("stage: Comphy power up\n");
223 /* Release from PIPE soft reset */
224 reg_set(hpipe_addr + HPIPE_RST_CLK_CTRL_REG,
225 0x0 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET,
226 HPIPE_RST_CLK_CTRL_PIPE_RST_MASK);
227
228 /* wait 15ms - for comphy calibration done */
229 debug("stage: Check PLL\n");
230 /* Read lane status */
231 addr = hpipe_addr + HPIPE_LANE_STATUS1_REG;
232 data = HPIPE_LANE_STATUS1_PCLK_EN_MASK;
233 mask = data;
234 data = polling_with_timeout(addr, data, mask, 15000);
235 if (data != 0) {
236 debug("Read from reg = %p - value = 0x%x\n",
237 hpipe_addr + HPIPE_LANE_STATUS1_REG, data);
Masahiro Yamada81e10422017-09-16 14:10:41 +0900238 pr_err("HPIPE_LANE_STATUS1_PCLK_EN_MASK is 0\n");
Stefan Roese648391c2016-08-30 16:48:20 +0200239 ret = 0;
240 }
241
242 debug_exit();
243 return ret;
244}
245
Grzegorz Jaszczyk7928a8e2020-10-18 17:11:11 +0300246static int comphy_smc(u32 function_id, void __iomem *comphy_base_addr,
247 u32 lane, u32 mode)
248{
249 struct pt_regs pregs = {0};
250
251 pregs.regs[0] = function_id;
252 pregs.regs[1] = (unsigned long)comphy_base_addr;
253 pregs.regs[2] = lane;
254 pregs.regs[3] = mode;
255
256 smc_call(&pregs);
257
258 /*
259 * TODO: Firmware return 0 on success, temporary map it to u-boot
260 * convention, but after all comphy will be reworked the convention in
261 * u-boot should be change and this conversion removed
262 */
263 return pregs.regs[0] ? 0 : 1;
264}
265
Stefan Roese648391c2016-08-30 16:48:20 +0200266static int comphy_sata_power_up(u32 lane, void __iomem *hpipe_base,
Grzegorz Jaszczyk7928a8e2020-10-18 17:11:11 +0300267 void __iomem *comphy_base_addr, int cp_index,
268 u32 type)
Stefan Roese648391c2016-08-30 16:48:20 +0200269{
270 u32 mask, data, i, ret = 1;
Stefan Roese648391c2016-08-30 16:48:20 +0200271 void __iomem *sata_base = NULL;
272 int sata_node = -1; /* Set to -1 in order to read the first sata node */
273
274 debug_enter();
275
276 /*
277 * Assumption - each CP has only one SATA controller
278 * Calling fdt_node_offset_by_compatible first time (with sata_node = -1
279 * will return the first node always.
280 * In order to parse each CPs SATA node, fdt_node_offset_by_compatible
281 * must be called again (according to the CP id)
282 */
Igal Libermanc8855ce2017-04-24 18:45:32 +0300283 for (i = 0; i < (cp_index + 1); i++)
Stefan Roese648391c2016-08-30 16:48:20 +0200284 sata_node = fdt_node_offset_by_compatible(
285 gd->fdt_blob, sata_node, "marvell,armada-8k-ahci");
286
287 if (sata_node == 0) {
Masahiro Yamada81e10422017-09-16 14:10:41 +0900288 pr_err("SATA node not found in FDT\n");
Stefan Roese648391c2016-08-30 16:48:20 +0200289 return 0;
290 }
291
292 sata_base = (void __iomem *)fdtdec_get_addr_size_auto_noparent(
293 gd->fdt_blob, sata_node, "reg", 0, NULL, true);
294 if (sata_base == NULL) {
Masahiro Yamada81e10422017-09-16 14:10:41 +0900295 pr_err("SATA address not found in FDT\n");
Stefan Roese648391c2016-08-30 16:48:20 +0200296 return 0;
297 }
298
299 debug("SATA address found in FDT %p\n", sata_base);
300
301 debug("stage: MAC configuration - power down comphy\n");
302 /*
303 * MAC configuration powe down comphy use indirect address for
304 * vendor spesific SATA control register
305 */
306 reg_set(sata_base + SATA3_VENDOR_ADDRESS,
307 SATA_CONTROL_REG << SATA3_VENDOR_ADDR_OFSSET,
308 SATA3_VENDOR_ADDR_MASK);
309 /* SATA 0 power down */
310 mask = SATA3_CTRL_SATA0_PD_MASK;
311 data = 0x1 << SATA3_CTRL_SATA0_PD_OFFSET;
312 /* SATA 1 power down */
313 mask |= SATA3_CTRL_SATA1_PD_MASK;
314 data |= 0x1 << SATA3_CTRL_SATA1_PD_OFFSET;
315 /* SATA SSU disable */
316 mask |= SATA3_CTRL_SATA1_ENABLE_MASK;
317 data |= 0x0 << SATA3_CTRL_SATA1_ENABLE_OFFSET;
318 /* SATA port 1 disable */
319 mask |= SATA3_CTRL_SATA_SSU_MASK;
320 data |= 0x0 << SATA3_CTRL_SATA_SSU_OFFSET;
321 reg_set(sata_base + SATA3_VENDOR_DATA, data, mask);
322
Grzegorz Jaszczyk7928a8e2020-10-18 17:11:11 +0300323 ret = comphy_smc(MV_SIP_COMPHY_POWER_ON, comphy_base_addr, lane, type);
Stefan Roese648391c2016-08-30 16:48:20 +0200324
Stefan Roese648391c2016-08-30 16:48:20 +0200325 /*
326 * MAC configuration power up comphy - power up PLL/TX/RX
327 * use indirect address for vendor spesific SATA control register
328 */
329 reg_set(sata_base + SATA3_VENDOR_ADDRESS,
330 SATA_CONTROL_REG << SATA3_VENDOR_ADDR_OFSSET,
331 SATA3_VENDOR_ADDR_MASK);
332 /* SATA 0 power up */
333 mask = SATA3_CTRL_SATA0_PD_MASK;
334 data = 0x0 << SATA3_CTRL_SATA0_PD_OFFSET;
335 /* SATA 1 power up */
336 mask |= SATA3_CTRL_SATA1_PD_MASK;
337 data |= 0x0 << SATA3_CTRL_SATA1_PD_OFFSET;
338 /* SATA SSU enable */
339 mask |= SATA3_CTRL_SATA1_ENABLE_MASK;
340 data |= 0x1 << SATA3_CTRL_SATA1_ENABLE_OFFSET;
341 /* SATA port 1 enable */
342 mask |= SATA3_CTRL_SATA_SSU_MASK;
343 data |= 0x1 << SATA3_CTRL_SATA_SSU_OFFSET;
344 reg_set(sata_base + SATA3_VENDOR_DATA, data, mask);
345
346 /* MBUS request size and interface select register */
347 reg_set(sata_base + SATA3_VENDOR_ADDRESS,
348 SATA_MBUS_SIZE_SELECT_REG << SATA3_VENDOR_ADDR_OFSSET,
349 SATA3_VENDOR_ADDR_MASK);
350 /* Mbus regret enable */
351 reg_set(sata_base + SATA3_VENDOR_DATA,
352 0x1 << SATA_MBUS_REGRET_EN_OFFSET, SATA_MBUS_REGRET_EN_MASK);
353
Grzegorz Jaszczyk7928a8e2020-10-18 17:11:11 +0300354 ret = comphy_smc(MV_SIP_COMPHY_PLL_LOCK, comphy_base_addr, lane, type);
Stefan Roese648391c2016-08-30 16:48:20 +0200355
356 debug_exit();
357 return ret;
358}
359
Stefan Roese648391c2016-08-30 16:48:20 +0200360static int comphy_rxauii_power_up(u32 lane, void __iomem *hpipe_base,
361 void __iomem *comphy_base)
362{
363 u32 mask, data, ret = 1;
364 void __iomem *hpipe_addr = HPIPE_ADDR(hpipe_base, lane);
365 void __iomem *sd_ip_addr = SD_ADDR(hpipe_base, lane);
366 void __iomem *comphy_addr = COMPHY_ADDR(comphy_base, lane);
367 void __iomem *addr;
368
369 debug_enter();
370 debug("stage: RFU configurations - hard reset comphy\n");
371 /* RFU configurations - hard reset comphy */
372 mask = COMMON_PHY_CFG1_PWR_UP_MASK;
373 data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET;
374 mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK;
375 data |= 0x0 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET;
376 reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask);
377
378 if (lane == 2) {
379 reg_set(comphy_base + COMMON_PHY_SD_CTRL1,
380 0x1 << COMMON_PHY_SD_CTRL1_RXAUI0_OFFSET,
381 COMMON_PHY_SD_CTRL1_RXAUI0_MASK);
382 }
383 if (lane == 4) {
384 reg_set(comphy_base + COMMON_PHY_SD_CTRL1,
385 0x1 << COMMON_PHY_SD_CTRL1_RXAUI1_OFFSET,
386 COMMON_PHY_SD_CTRL1_RXAUI1_MASK);
387 }
388
389 /* Select Baud Rate of Comphy And PD_PLL/Tx/Rx */
390 mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK;
391 data = 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET;
392 mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_MASK;
393 data |= 0xB << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_OFFSET;
394 mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_MASK;
395 data |= 0xB << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_OFFSET;
396 mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK;
397 data |= 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET;
398 mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK;
399 data |= 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET;
400 mask |= SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_MASK;
401 data |= 0x0 << SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_OFFSET;
402 mask |= SD_EXTERNAL_CONFIG0_MEDIA_MODE_MASK;
403 data |= 0x1 << SD_EXTERNAL_CONFIG0_MEDIA_MODE_OFFSET;
404 reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask);
405
406 /* release from hard reset */
407 mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK;
408 data = 0x0 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET;
409 mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK;
410 data |= 0x0 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET;
411 mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK;
412 data |= 0x0 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET;
413 reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask);
414
415 mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK;
416 data = 0x1 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET;
417 mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK;
418 data |= 0x1 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET;
419 reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask);
420
421 /* Wait 1ms - until band gap and ref clock ready */
422 mdelay(1);
423
424 /* Start comphy Configuration */
425 debug("stage: Comphy configuration\n");
426 /* set reference clock */
427 reg_set(hpipe_addr + HPIPE_MISC_REG,
428 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET,
429 HPIPE_MISC_REFCLK_SEL_MASK);
430 /* Power and PLL Control */
431 mask = HPIPE_PWR_PLL_REF_FREQ_MASK;
432 data = 0x1 << HPIPE_PWR_PLL_REF_FREQ_OFFSET;
433 mask |= HPIPE_PWR_PLL_PHY_MODE_MASK;
434 data |= 0x4 << HPIPE_PWR_PLL_PHY_MODE_OFFSET;
435 reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask);
436 /* Loopback register */
437 reg_set(hpipe_addr + HPIPE_LOOPBACK_REG,
438 0x1 << HPIPE_LOOPBACK_SEL_OFFSET, HPIPE_LOOPBACK_SEL_MASK);
439 /* rx control 1 */
440 mask = HPIPE_RX_CONTROL_1_RXCLK2X_SEL_MASK;
441 data = 0x1 << HPIPE_RX_CONTROL_1_RXCLK2X_SEL_OFFSET;
442 mask |= HPIPE_RX_CONTROL_1_CLK8T_EN_MASK;
443 data |= 0x1 << HPIPE_RX_CONTROL_1_CLK8T_EN_OFFSET;
444 reg_set(hpipe_addr + HPIPE_RX_CONTROL_1_REG, data, mask);
445 /* DTL Control */
446 reg_set(hpipe_addr + HPIPE_PWR_CTR_DTL_REG,
447 0x0 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET,
448 HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK);
449
450 /* Set analog paramters from ETP(HW) */
451 debug("stage: Analog paramters from ETP(HW)\n");
452 /* SERDES External Configuration 2 */
453 reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG2_REG,
454 0x1 << SD_EXTERNAL_CONFIG2_PIN_DFE_EN_OFFSET,
455 SD_EXTERNAL_CONFIG2_PIN_DFE_EN_MASK);
456 /* 0x7-DFE Resolution control */
457 reg_set(hpipe_addr + HPIPE_DFE_REG0, 0x1 << HPIPE_DFE_RES_FORCE_OFFSET,
458 HPIPE_DFE_RES_FORCE_MASK);
459 /* 0xd-G1_Setting_0 */
460 reg_set(hpipe_addr + HPIPE_G1_SET_0_REG,
461 0xd << HPIPE_G1_SET_0_G1_TX_EMPH1_OFFSET,
462 HPIPE_G1_SET_0_G1_TX_EMPH1_MASK);
463 /* 0xE-G1_Setting_1 */
464 mask = HPIPE_G1_SET_1_G1_RX_SELMUPI_MASK;
465 data = 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPI_OFFSET;
466 mask |= HPIPE_G1_SET_1_G1_RX_SELMUPP_MASK;
467 data |= 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPP_OFFSET;
468 mask |= HPIPE_G1_SET_1_G1_RX_DFE_EN_MASK;
469 data |= 0x1 << HPIPE_G1_SET_1_G1_RX_DFE_EN_OFFSET;
470 reg_set(hpipe_addr + HPIPE_G1_SET_1_REG, data, mask);
471 /* 0xA-DFE_Reg3 */
472 mask = HPIPE_DFE_F3_F5_DFE_EN_MASK;
473 data = 0x0 << HPIPE_DFE_F3_F5_DFE_EN_OFFSET;
474 mask |= HPIPE_DFE_F3_F5_DFE_CTRL_MASK;
475 data |= 0x0 << HPIPE_DFE_F3_F5_DFE_CTRL_OFFSET;
476 reg_set(hpipe_addr + HPIPE_DFE_F3_F5_REG, data, mask);
477
478 /* 0x111-G1_Setting_4 */
479 mask = HPIPE_G1_SETTINGS_4_G1_DFE_RES_MASK;
480 data = 0x1 << HPIPE_G1_SETTINGS_4_G1_DFE_RES_OFFSET;
481 reg_set(hpipe_addr + HPIPE_G1_SETTINGS_4_REG, data, mask);
482
483 debug("stage: RFU configurations- Power Up PLL,Tx,Rx\n");
484 /* SERDES External Configuration */
485 mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK;
486 data = 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET;
487 mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK;
488 data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET;
489 mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK;
490 data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET;
491 reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask);
492
493
494 /* check PLL rx & tx ready */
495 addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG;
496 data = SD_EXTERNAL_STATUS0_PLL_RX_MASK |
497 SD_EXTERNAL_STATUS0_PLL_TX_MASK;
498 mask = data;
499 data = polling_with_timeout(addr, data, mask, 15000);
500 if (data != 0) {
501 debug("Read from reg = %p - value = 0x%x\n",
502 sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data);
Masahiro Yamada81e10422017-09-16 14:10:41 +0900503 pr_err("SD_EXTERNAL_STATUS0_PLL_RX is %d, SD_EXTERNAL_STATUS0_PLL_TX is %d\n",
Stefan Roese648391c2016-08-30 16:48:20 +0200504 (data & SD_EXTERNAL_STATUS0_PLL_RX_MASK),
505 (data & SD_EXTERNAL_STATUS0_PLL_TX_MASK));
506 ret = 0;
507 }
508
509 /* RX init */
510 reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG,
511 0x1 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET,
512 SD_EXTERNAL_CONFIG1_RX_INIT_MASK);
513
514 /* check that RX init done */
515 addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG;
516 data = SD_EXTERNAL_STATUS0_RX_INIT_MASK;
517 mask = data;
518 data = polling_with_timeout(addr, data, mask, 100);
519 if (data != 0) {
520 debug("Read from reg = %p - value = 0x%x\n",
521 sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data);
Masahiro Yamada81e10422017-09-16 14:10:41 +0900522 pr_err("SD_EXTERNAL_STATUS0_RX_INIT is 0\n");
Stefan Roese648391c2016-08-30 16:48:20 +0200523 ret = 0;
524 }
525
526 debug("stage: RF Reset\n");
527 /* RF Reset */
528 mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK;
529 data = 0x0 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET;
530 mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK;
531 data |= 0x1 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET;
532 reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask);
533
534 debug_exit();
535 return ret;
536}
537
538static void comphy_utmi_power_down(u32 utmi_index, void __iomem *utmi_base_addr,
539 void __iomem *usb_cfg_addr,
540 void __iomem *utmi_cfg_addr,
541 u32 utmi_phy_port)
542{
543 u32 mask, data;
544
545 debug_enter();
546 debug("stage: UTMI %d - Power down transceiver (power down Phy), Power down PLL, and SuspendDM\n",
547 utmi_index);
548 /* Power down UTMI PHY */
549 reg_set(utmi_cfg_addr, 0x0 << UTMI_PHY_CFG_PU_OFFSET,
550 UTMI_PHY_CFG_PU_MASK);
551
552 /*
553 * If UTMI connected to USB Device, configure mux prior to PHY init
554 * (Device can be connected to UTMI0 or to UTMI1)
555 */
Stefan Roeseb781f572017-04-24 18:45:23 +0300556 if (utmi_phy_port == UTMI_PHY_TO_USB3_DEVICE0) {
Stefan Roese648391c2016-08-30 16:48:20 +0200557 debug("stage: UTMI %d - Enable Device mode and configure UTMI mux\n",
558 utmi_index);
559 /* USB3 Device UTMI enable */
560 mask = UTMI_USB_CFG_DEVICE_EN_MASK;
561 data = 0x1 << UTMI_USB_CFG_DEVICE_EN_OFFSET;
562 /* USB3 Device UTMI MUX */
563 mask |= UTMI_USB_CFG_DEVICE_MUX_MASK;
564 data |= utmi_index << UTMI_USB_CFG_DEVICE_MUX_OFFSET;
565 reg_set(usb_cfg_addr, data, mask);
566 }
567
568 /* Set Test suspendm mode */
569 mask = UTMI_CTRL_STATUS0_SUSPENDM_MASK;
570 data = 0x1 << UTMI_CTRL_STATUS0_SUSPENDM_OFFSET;
571 /* Enable Test UTMI select */
572 mask |= UTMI_CTRL_STATUS0_TEST_SEL_MASK;
573 data |= 0x1 << UTMI_CTRL_STATUS0_TEST_SEL_OFFSET;
574 reg_set(utmi_base_addr + UTMI_CTRL_STATUS0_REG, data, mask);
575
576 /* Wait for UTMI power down */
577 mdelay(1);
578
579 debug_exit();
580 return;
581}
582
583static void comphy_utmi_phy_config(u32 utmi_index, void __iomem *utmi_base_addr,
584 void __iomem *usb_cfg_addr,
585 void __iomem *utmi_cfg_addr,
586 u32 utmi_phy_port)
587{
588 u32 mask, data;
589
590 debug_exit();
591 debug("stage: Configure UTMI PHY %d registers\n", utmi_index);
592 /* Reference Clock Divider Select */
593 mask = UTMI_PLL_CTRL_REFDIV_MASK;
594 data = 0x5 << UTMI_PLL_CTRL_REFDIV_OFFSET;
595 /* Feedback Clock Divider Select - 90 for 25Mhz*/
596 mask |= UTMI_PLL_CTRL_FBDIV_MASK;
597 data |= 0x60 << UTMI_PLL_CTRL_FBDIV_OFFSET;
598 /* Select LPFR - 0x0 for 25Mhz/5=5Mhz*/
599 mask |= UTMI_PLL_CTRL_SEL_LPFR_MASK;
600 data |= 0x0 << UTMI_PLL_CTRL_SEL_LPFR_OFFSET;
601 reg_set(utmi_base_addr + UTMI_PLL_CTRL_REG, data, mask);
602
603 /* Impedance Calibration Threshold Setting */
604 reg_set(utmi_base_addr + UTMI_CALIB_CTRL_REG,
605 0x6 << UTMI_CALIB_CTRL_IMPCAL_VTH_OFFSET,
606 UTMI_CALIB_CTRL_IMPCAL_VTH_MASK);
607
608 /* Set LS TX driver strength coarse control */
609 mask = UTMI_TX_CH_CTRL_DRV_EN_LS_MASK;
610 data = 0x3 << UTMI_TX_CH_CTRL_DRV_EN_LS_OFFSET;
611 /* Set LS TX driver fine adjustment */
612 mask |= UTMI_TX_CH_CTRL_IMP_SEL_LS_MASK;
613 data |= 0x3 << UTMI_TX_CH_CTRL_IMP_SEL_LS_OFFSET;
614 reg_set(utmi_base_addr + UTMI_TX_CH_CTRL_REG, data, mask);
615
616 /* Enable SQ */
617 mask = UTMI_RX_CH_CTRL0_SQ_DET_MASK;
618 data = 0x0 << UTMI_RX_CH_CTRL0_SQ_DET_OFFSET;
619 /* Enable analog squelch detect */
620 mask |= UTMI_RX_CH_CTRL0_SQ_ANA_DTC_MASK;
621 data |= 0x1 << UTMI_RX_CH_CTRL0_SQ_ANA_DTC_OFFSET;
622 reg_set(utmi_base_addr + UTMI_RX_CH_CTRL0_REG, data, mask);
623
624 /* Set External squelch calibration number */
625 mask = UTMI_RX_CH_CTRL1_SQ_AMP_CAL_MASK;
626 data = 0x1 << UTMI_RX_CH_CTRL1_SQ_AMP_CAL_OFFSET;
627 /* Enable the External squelch calibration */
628 mask |= UTMI_RX_CH_CTRL1_SQ_AMP_CAL_EN_MASK;
629 data |= 0x1 << UTMI_RX_CH_CTRL1_SQ_AMP_CAL_EN_OFFSET;
630 reg_set(utmi_base_addr + UTMI_RX_CH_CTRL1_REG, data, mask);
631
632 /* Set Control VDAT Reference Voltage - 0.325V */
633 mask = UTMI_CHGDTC_CTRL_VDAT_MASK;
634 data = 0x1 << UTMI_CHGDTC_CTRL_VDAT_OFFSET;
635 /* Set Control VSRC Reference Voltage - 0.6V */
636 mask |= UTMI_CHGDTC_CTRL_VSRC_MASK;
637 data |= 0x1 << UTMI_CHGDTC_CTRL_VSRC_OFFSET;
638 reg_set(utmi_base_addr + UTMI_CHGDTC_CTRL_REG, data, mask);
639
640 debug_exit();
641 return;
642}
643
644static int comphy_utmi_power_up(u32 utmi_index, void __iomem *utmi_base_addr,
645 void __iomem *usb_cfg_addr,
646 void __iomem *utmi_cfg_addr, u32 utmi_phy_port)
647{
648 u32 data, mask, ret = 1;
649 void __iomem *addr;
650
651 debug_enter();
652 debug("stage: UTMI %d - Power up transceiver(Power up Phy), and exit SuspendDM\n",
653 utmi_index);
654 /* Power UP UTMI PHY */
655 reg_set(utmi_cfg_addr, 0x1 << UTMI_PHY_CFG_PU_OFFSET,
656 UTMI_PHY_CFG_PU_MASK);
657 /* Disable Test UTMI select */
658 reg_set(utmi_base_addr + UTMI_CTRL_STATUS0_REG,
659 0x0 << UTMI_CTRL_STATUS0_TEST_SEL_OFFSET,
660 UTMI_CTRL_STATUS0_TEST_SEL_MASK);
661
662 debug("stage: Polling for PLL and impedance calibration done, and PLL ready done\n");
663 addr = utmi_base_addr + UTMI_CALIB_CTRL_REG;
664 data = UTMI_CALIB_CTRL_IMPCAL_DONE_MASK;
665 mask = data;
666 data = polling_with_timeout(addr, data, mask, 100);
667 if (data != 0) {
Masahiro Yamada81e10422017-09-16 14:10:41 +0900668 pr_err("Impedance calibration is not done\n");
Stefan Roese648391c2016-08-30 16:48:20 +0200669 debug("Read from reg = %p - value = 0x%x\n", addr, data);
670 ret = 0;
671 }
672
673 data = UTMI_CALIB_CTRL_PLLCAL_DONE_MASK;
674 mask = data;
675 data = polling_with_timeout(addr, data, mask, 100);
676 if (data != 0) {
Masahiro Yamada81e10422017-09-16 14:10:41 +0900677 pr_err("PLL calibration is not done\n");
Stefan Roese648391c2016-08-30 16:48:20 +0200678 debug("Read from reg = %p - value = 0x%x\n", addr, data);
679 ret = 0;
680 }
681
682 addr = utmi_base_addr + UTMI_PLL_CTRL_REG;
683 data = UTMI_PLL_CTRL_PLL_RDY_MASK;
684 mask = data;
685 data = polling_with_timeout(addr, data, mask, 100);
686 if (data != 0) {
Masahiro Yamada81e10422017-09-16 14:10:41 +0900687 pr_err("PLL is not ready\n");
Stefan Roese648391c2016-08-30 16:48:20 +0200688 debug("Read from reg = %p - value = 0x%x\n", addr, data);
689 ret = 0;
690 }
691
692 if (ret)
693 debug("Passed\n");
694 else
695 debug("\n");
696
697 debug_exit();
698 return ret;
699}
700
701/*
702 * comphy_utmi_phy_init initialize the UTMI PHY
703 * the init split in 3 parts:
704 * 1. Power down transceiver and PLL
705 * 2. UTMI PHY configure
706 * 3. Powe up transceiver and PLL
707 * Note: - Power down/up should be once for both UTMI PHYs
708 * - comphy_dedicated_phys_init call this function if at least there is
709 * one UTMI PHY exists in FDT blob. access to cp110_utmi_data[0] is
710 * legal
711 */
712static void comphy_utmi_phy_init(u32 utmi_phy_count,
713 struct utmi_phy_data *cp110_utmi_data)
714{
715 u32 i;
716
717 debug_enter();
718 /* UTMI Power down */
719 for (i = 0; i < utmi_phy_count; i++) {
720 comphy_utmi_power_down(i, cp110_utmi_data[i].utmi_base_addr,
721 cp110_utmi_data[i].usb_cfg_addr,
722 cp110_utmi_data[i].utmi_cfg_addr,
723 cp110_utmi_data[i].utmi_phy_port);
724 }
725 /* PLL Power down */
726 debug("stage: UTMI PHY power down PLL\n");
727 for (i = 0; i < utmi_phy_count; i++) {
728 reg_set(cp110_utmi_data[i].usb_cfg_addr,
729 0x0 << UTMI_USB_CFG_PLL_OFFSET, UTMI_USB_CFG_PLL_MASK);
730 }
731 /* UTMI configure */
732 for (i = 0; i < utmi_phy_count; i++) {
733 comphy_utmi_phy_config(i, cp110_utmi_data[i].utmi_base_addr,
734 cp110_utmi_data[i].usb_cfg_addr,
735 cp110_utmi_data[i].utmi_cfg_addr,
736 cp110_utmi_data[i].utmi_phy_port);
737 }
738 /* UTMI Power up */
739 for (i = 0; i < utmi_phy_count; i++) {
740 if (!comphy_utmi_power_up(i, cp110_utmi_data[i].utmi_base_addr,
741 cp110_utmi_data[i].usb_cfg_addr,
742 cp110_utmi_data[i].utmi_cfg_addr,
743 cp110_utmi_data[i].utmi_phy_port)) {
Masahiro Yamada81e10422017-09-16 14:10:41 +0900744 pr_err("Failed to initialize UTMI PHY %d\n", i);
Stefan Roese648391c2016-08-30 16:48:20 +0200745 continue;
746 }
747 printf("UTMI PHY %d initialized to ", i);
Stefan Roeseb781f572017-04-24 18:45:23 +0300748 if (cp110_utmi_data[i].utmi_phy_port ==
749 UTMI_PHY_TO_USB3_DEVICE0)
Stefan Roese648391c2016-08-30 16:48:20 +0200750 printf("USB Device\n");
751 else
752 printf("USB Host%d\n",
753 cp110_utmi_data[i].utmi_phy_port);
754 }
755 /* PLL Power up */
756 debug("stage: UTMI PHY power up PLL\n");
757 for (i = 0; i < utmi_phy_count; i++) {
758 reg_set(cp110_utmi_data[i].usb_cfg_addr,
759 0x1 << UTMI_USB_CFG_PLL_OFFSET, UTMI_USB_CFG_PLL_MASK);
760 }
761
762 debug_exit();
763 return;
764}
765
766/*
767 * comphy_dedicated_phys_init initialize the dedicated PHYs
768 * - not muxed SerDes lanes e.g. UTMI PHY
769 */
770void comphy_dedicated_phys_init(void)
771{
772 struct utmi_phy_data cp110_utmi_data[MAX_UTMI_PHY_COUNT];
773 int node;
774 int i;
775
776 debug_enter();
777 debug("Initialize USB UTMI PHYs\n");
778
779 /* Find the UTMI phy node in device tree and go over them */
780 node = fdt_node_offset_by_compatible(gd->fdt_blob, -1,
781 "marvell,mvebu-utmi-2.6.0");
782
783 i = 0;
784 while (node > 0) {
785 /* get base address of UTMI phy */
786 cp110_utmi_data[i].utmi_base_addr =
787 (void __iomem *)fdtdec_get_addr_size_auto_noparent(
788 gd->fdt_blob, node, "reg", 0, NULL, true);
789 if (cp110_utmi_data[i].utmi_base_addr == NULL) {
Masahiro Yamada81e10422017-09-16 14:10:41 +0900790 pr_err("UTMI PHY base address is invalid\n");
Stefan Roese648391c2016-08-30 16:48:20 +0200791 i++;
792 continue;
793 }
794
795 /* get usb config address */
796 cp110_utmi_data[i].usb_cfg_addr =
797 (void __iomem *)fdtdec_get_addr_size_auto_noparent(
798 gd->fdt_blob, node, "reg", 1, NULL, true);
799 if (cp110_utmi_data[i].usb_cfg_addr == NULL) {
Masahiro Yamada81e10422017-09-16 14:10:41 +0900800 pr_err("UTMI PHY base address is invalid\n");
Stefan Roese648391c2016-08-30 16:48:20 +0200801 i++;
802 continue;
803 }
804
805 /* get UTMI config address */
806 cp110_utmi_data[i].utmi_cfg_addr =
807 (void __iomem *)fdtdec_get_addr_size_auto_noparent(
808 gd->fdt_blob, node, "reg", 2, NULL, true);
809 if (cp110_utmi_data[i].utmi_cfg_addr == NULL) {
Masahiro Yamada81e10422017-09-16 14:10:41 +0900810 pr_err("UTMI PHY base address is invalid\n");
Stefan Roese648391c2016-08-30 16:48:20 +0200811 i++;
812 continue;
813 }
814
815 /*
816 * get the port number (to check if the utmi connected to
817 * host/device)
818 */
819 cp110_utmi_data[i].utmi_phy_port = fdtdec_get_int(
820 gd->fdt_blob, node, "utmi-port", UTMI_PHY_INVALID);
821 if (cp110_utmi_data[i].utmi_phy_port == UTMI_PHY_INVALID) {
Masahiro Yamada81e10422017-09-16 14:10:41 +0900822 pr_err("UTMI PHY port type is invalid\n");
Stefan Roese648391c2016-08-30 16:48:20 +0200823 i++;
824 continue;
825 }
826
827 node = fdt_node_offset_by_compatible(
828 gd->fdt_blob, node, "marvell,mvebu-utmi-2.6.0");
829 i++;
830 }
831
832 if (i > 0)
833 comphy_utmi_phy_init(i, cp110_utmi_data);
834
835 debug_exit();
836}
837
838static void comphy_mux_cp110_init(struct chip_serdes_phy_config *ptr_chip_cfg,
839 struct comphy_map *serdes_map)
840{
841 void __iomem *comphy_base_addr;
842 struct comphy_map comphy_map_pipe_data[MAX_LANE_OPTIONS];
843 struct comphy_map comphy_map_phy_data[MAX_LANE_OPTIONS];
844 u32 lane, comphy_max_count;
845
846 comphy_max_count = ptr_chip_cfg->comphy_lanes_count;
847 comphy_base_addr = ptr_chip_cfg->comphy_base_addr;
848
849 /*
850 * Copy the SerDes map configuration for PIPE map and PHY map
851 * the comphy_mux_init modify the type of the lane if the type
852 * is not valid because we have 2 selectores run the
853 * comphy_mux_init twice and after that update the original
854 * serdes_map
855 */
856 for (lane = 0; lane < comphy_max_count; lane++) {
857 comphy_map_pipe_data[lane].type = serdes_map[lane].type;
858 comphy_map_pipe_data[lane].speed = serdes_map[lane].speed;
859 comphy_map_phy_data[lane].type = serdes_map[lane].type;
860 comphy_map_phy_data[lane].speed = serdes_map[lane].speed;
861 }
862 ptr_chip_cfg->mux_data = cp110_comphy_phy_mux_data;
863 comphy_mux_init(ptr_chip_cfg, comphy_map_phy_data,
864 comphy_base_addr + COMMON_SELECTOR_PHY_OFFSET);
865
866 ptr_chip_cfg->mux_data = cp110_comphy_pipe_mux_data;
867 comphy_mux_init(ptr_chip_cfg, comphy_map_pipe_data,
868 comphy_base_addr + COMMON_SELECTOR_PIPE_OFFSET);
869 /* Fix the type after check the PHY and PIPE configuration */
870 for (lane = 0; lane < comphy_max_count; lane++) {
871 if ((comphy_map_pipe_data[lane].type == PHY_TYPE_UNCONNECTED) &&
872 (comphy_map_phy_data[lane].type == PHY_TYPE_UNCONNECTED))
873 serdes_map[lane].type = PHY_TYPE_UNCONNECTED;
874 }
875}
876
877int comphy_cp110_init(struct chip_serdes_phy_config *ptr_chip_cfg,
878 struct comphy_map *serdes_map)
879{
880 struct comphy_map *ptr_comphy_map;
881 void __iomem *comphy_base_addr, *hpipe_base_addr;
882 u32 comphy_max_count, lane, ret = 0;
883 u32 pcie_width = 0;
Grzegorz Jaszczyk7928a8e2020-10-18 17:11:11 +0300884 u32 mode;
Stefan Roese648391c2016-08-30 16:48:20 +0200885
886 debug_enter();
887
888 comphy_max_count = ptr_chip_cfg->comphy_lanes_count;
889 comphy_base_addr = ptr_chip_cfg->comphy_base_addr;
890 hpipe_base_addr = ptr_chip_cfg->hpipe3_base_addr;
891
892 /* Config Comphy mux configuration */
893 comphy_mux_cp110_init(ptr_chip_cfg, serdes_map);
894
895 /* Check if the first 4 lanes configured as By-4 */
896 for (lane = 0, ptr_comphy_map = serdes_map; lane < 4;
897 lane++, ptr_comphy_map++) {
898 if (ptr_comphy_map->type != PHY_TYPE_PEX0)
899 break;
900 pcie_width++;
901 }
902
903 for (lane = 0, ptr_comphy_map = serdes_map; lane < comphy_max_count;
904 lane++, ptr_comphy_map++) {
905 debug("Initialize serdes number %d\n", lane);
906 debug("Serdes type = 0x%x\n", ptr_comphy_map->type);
907 if (lane == 4) {
908 /*
909 * PCIe lanes above the first 4 lanes, can be only
910 * by1
911 */
912 pcie_width = 1;
913 }
914 switch (ptr_comphy_map->type) {
915 case PHY_TYPE_UNCONNECTED:
Stefan Roesef4fed5c2017-04-24 18:45:24 +0300916 case PHY_TYPE_IGNORE:
Stefan Roese648391c2016-08-30 16:48:20 +0200917 continue;
918 break;
919 case PHY_TYPE_PEX0:
920 case PHY_TYPE_PEX1:
921 case PHY_TYPE_PEX2:
922 case PHY_TYPE_PEX3:
Grzegorz Jaszczykc42b5a32020-10-18 17:11:12 +0300923 mode = COMPHY_FW_PCIE_FORMAT(pcie_width,
924 ptr_comphy_map->clk_src,
925 COMPHY_PCIE_MODE,
926 ptr_comphy_map->speed);
927 ret = comphy_smc(MV_SIP_COMPHY_POWER_ON,
928 ptr_chip_cfg->comphy_base_addr, lane,
929 mode);
Stefan Roese648391c2016-08-30 16:48:20 +0200930 break;
931 case PHY_TYPE_SATA0:
932 case PHY_TYPE_SATA1:
933 case PHY_TYPE_SATA2:
934 case PHY_TYPE_SATA3:
Grzegorz Jaszczyk7928a8e2020-10-18 17:11:11 +0300935 mode = COMPHY_FW_MODE_FORMAT(COMPHY_SATA_MODE);
936 ret = comphy_sata_power_up(lane, hpipe_base_addr,
937 comphy_base_addr,
938 ptr_chip_cfg->cp_index,
939 mode);
Stefan Roese648391c2016-08-30 16:48:20 +0200940 break;
941 case PHY_TYPE_USB3_HOST0:
942 case PHY_TYPE_USB3_HOST1:
943 case PHY_TYPE_USB3_DEVICE:
944 ret = comphy_usb3_power_up(lane, hpipe_base_addr,
945 comphy_base_addr);
946 break;
947 case PHY_TYPE_SGMII0:
948 case PHY_TYPE_SGMII1:
Grzegorz Jaszczyk7928a8e2020-10-18 17:11:11 +0300949 if (ptr_comphy_map->speed == PHY_SPEED_INVALID) {
950 debug("Warning: ");
951 debug("SGMII PHY speed in lane %d is invalid,",
952 lane);
953 debug(" set PHY speed to 1.25G\n");
954 ptr_comphy_map->speed = PHY_SPEED_1_25G;
955 }
956
957 /*
958 * UINIT_ID not relevant for SGMII0 and SGMII1 - will be
959 * ignored by firmware
960 */
961 mode = COMPHY_FW_FORMAT(COMPHY_SGMII_MODE,
962 COMPHY_UNIT_ID0,
963 ptr_comphy_map->speed);
964 ret = comphy_smc(MV_SIP_COMPHY_POWER_ON,
965 ptr_chip_cfg->comphy_base_addr, lane,
966 mode);
967 break;
Stefan Roese648391c2016-08-30 16:48:20 +0200968 case PHY_TYPE_SGMII2:
969 case PHY_TYPE_SGMII3:
970 if (ptr_comphy_map->speed == PHY_SPEED_INVALID) {
971 debug("Warning: SGMII PHY speed in lane %d is invalid, set PHY speed to 1.25G\n",
972 lane);
973 ptr_comphy_map->speed = PHY_SPEED_1_25G;
974 }
Grzegorz Jaszczyk7928a8e2020-10-18 17:11:11 +0300975
976 mode = COMPHY_FW_FORMAT(COMPHY_SGMII_MODE,
977 COMPHY_UNIT_ID2,
978 ptr_comphy_map->speed);
979 ret = comphy_smc(MV_SIP_COMPHY_POWER_ON,
980 ptr_chip_cfg->comphy_base_addr, lane,
981 mode);
Stefan Roese648391c2016-08-30 16:48:20 +0200982 break;
Stefan Roesedb720b72017-04-24 18:45:21 +0300983 case PHY_TYPE_SFI:
Grzegorz Jaszczyk7928a8e2020-10-18 17:11:11 +0300984 mode = COMPHY_FW_FORMAT(COMPHY_SFI_MODE,
985 COMPHY_UNIT_ID0,
986 ptr_comphy_map->speed);
987 ret = comphy_smc(MV_SIP_COMPHY_POWER_ON,
988 ptr_chip_cfg->comphy_base_addr, lane,
989 mode);
Stefan Roese648391c2016-08-30 16:48:20 +0200990 break;
991 case PHY_TYPE_RXAUI0:
992 case PHY_TYPE_RXAUI1:
993 ret = comphy_rxauii_power_up(lane, hpipe_base_addr,
994 comphy_base_addr);
995 break;
996 default:
997 debug("Unknown SerDes type, skip initialize SerDes %d\n",
998 lane);
999 break;
1000 }
1001 if (ret == 0) {
1002 /*
Stefan Roese4fbca012017-04-24 18:45:25 +03001003 * If interface wans't initialized, set the lane to
Stefan Roese648391c2016-08-30 16:48:20 +02001004 * PHY_TYPE_UNCONNECTED state.
1005 */
1006 ptr_comphy_map->type = PHY_TYPE_UNCONNECTED;
Masahiro Yamada81e10422017-09-16 14:10:41 +09001007 pr_err("PLL is not locked - Failed to initialize lane %d\n",
Stefan Roese648391c2016-08-30 16:48:20 +02001008 lane);
1009 }
1010 }
1011
1012 debug_exit();
1013 return 0;
1014}