blob: 5b6aaa62487b7abc9e503813382f9edf39db28e9 [file] [log] [blame]
Tom Rini83d290c2018-05-06 17:58:06 -04001// SPDX-License-Identifier: GPL-2.0+
Stefan Roesec0132f62016-08-30 16:48:20 +02002/*
3 * Copyright (C) 2015-2016 Marvell International Ltd.
Stefan Roesec0132f62016-08-30 16:48:20 +02004 */
5
6#include <common.h>
7#include <fdtdec.h>
Simon Glassf7ae49f2020-05-10 11:40:05 -06008#include <log.h>
Stefan Roesec0132f62016-08-30 16:48:20 +02009#include <asm/io.h>
Grzegorz Jaszczykb24bb992020-10-18 17:11:11 +030010#include <asm/ptrace.h>
Stefan Roesec0132f62016-08-30 16:48:20 +020011#include <asm/arch/cpu.h>
12#include <asm/arch/soc.h>
Simon Glassc05ed002020-05-10 11:40:11 -060013#include <linux/delay.h>
Stefan Roesec0132f62016-08-30 16:48:20 +020014
Marek BehĂșn4b8cb842018-08-17 12:58:51 +020015#include "comphy_core.h"
Stefan Roesec0132f62016-08-30 16:48:20 +020016#include "comphy_hpipe.h"
17#include "sata.h"
18#include "utmi_phy.h"
19
20DECLARE_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 Jaszczykb24bb992020-10-18 17:11:11 +030026/* 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
31#define COMPHY_FW_MODE_FORMAT(mode) ((mode) << 12)
32#define COMPHY_FW_FORMAT(mode, idx, speeds) \
33 (((mode) << 12) | ((idx) << 8) | ((speeds) << 2))
Grzegorz Jaszczyk0a1a1642020-10-18 17:11:12 +030034
35#define COMPHY_FW_PCIE_FORMAT(pcie_width, clk_src, mode, speeds) \
36 (((pcie_width) << 18) | ((clk_src) << 17) | \
37 COMPHY_FW_FORMAT(mode, 0, speeds))
38
Grzegorz Jaszczykb24bb992020-10-18 17:11:11 +030039#define COMPHY_SATA_MODE 0x1
40#define COMPHY_SGMII_MODE 0x2 /* SGMII 1G */
41#define COMPHY_HS_SGMII_MODE 0x3 /* SGMII 2.5G */
42#define COMPHY_USB3H_MODE 0x4
43#define COMPHY_USB3D_MODE 0x5
44#define COMPHY_PCIE_MODE 0x6
45#define COMPHY_RXAUI_MODE 0x7
46#define COMPHY_XFI_MODE 0x8
47#define COMPHY_SFI_MODE 0x9
48#define COMPHY_USB3_MODE 0xa
49#define COMPHY_AP_MODE 0xb
50
51/* Comphy unit index macro */
52#define COMPHY_UNIT_ID0 0
53#define COMPHY_UNIT_ID1 1
54#define COMPHY_UNIT_ID2 2
55#define COMPHY_UNIT_ID3 3
56
Stefan Roesec0132f62016-08-30 16:48:20 +020057struct utmi_phy_data {
58 void __iomem *utmi_base_addr;
59 void __iomem *usb_cfg_addr;
60 void __iomem *utmi_cfg_addr;
61 u32 utmi_phy_port;
62};
63
64/*
65 * For CP-110 we have 2 Selector registers "PHY Selectors",
66 * and "PIPE Selectors".
67 * PIPE selector include USB and PCIe options.
68 * PHY selector include the Ethernet and SATA options, every Ethernet
69 * option has different options, for example: serdes lane2 had option
Stefan Roesee7ed9572017-04-24 18:45:29 +030070 * Eth_port_0 that include (SGMII0, RXAUI0, SFI)
Stefan Roesec0132f62016-08-30 16:48:20 +020071 */
72struct comphy_mux_data cp110_comphy_phy_mux_data[] = {
Stefan Roesefdc9e882017-04-24 18:45:27 +030073 {4, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII1, 0x1}, /* Lane 0 */
74 {PHY_TYPE_SATA1, 0x4} } },
75 {4, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII2, 0x1}, /* Lane 1 */
76 {PHY_TYPE_SATA0, 0x4} } },
Stefan Roesec0132f62016-08-30 16:48:20 +020077 {6, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII0, 0x1}, /* Lane 2 */
Stefan Roesefdc9e882017-04-24 18:45:27 +030078 {PHY_TYPE_RXAUI0, 0x1}, {PHY_TYPE_SFI, 0x1},
79 {PHY_TYPE_SATA0, 0x4} } },
80 {8, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_RXAUI1, 0x1}, /* Lane 3 */
81 {PHY_TYPE_SGMII1, 0x2}, {PHY_TYPE_SATA1, 0x4} } },
Stefan Roesee7ed9572017-04-24 18:45:29 +030082 {7, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII0, 0x2}, /* Lane 4 */
Stefan Roesefdc9e882017-04-24 18:45:27 +030083 {PHY_TYPE_RXAUI0, 0x2}, {PHY_TYPE_SFI, 0x2},
Stefan Roesee7ed9572017-04-24 18:45:29 +030084 {PHY_TYPE_SGMII1, 0x1} } },
Stefan Roesefdc9e882017-04-24 18:45:27 +030085 {6, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_SGMII2, 0x1}, /* Lane 5 */
86 {PHY_TYPE_RXAUI1, 0x2}, {PHY_TYPE_SATA1, 0x4} } },
Stefan Roesec0132f62016-08-30 16:48:20 +020087};
88
89struct comphy_mux_data cp110_comphy_pipe_mux_data[] = {
90 {2, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_PEX0, 0x4} } }, /* Lane 0 */
91 {4, {{PHY_TYPE_UNCONNECTED, 0x0}, /* Lane 1 */
92 {PHY_TYPE_USB3_HOST0, 0x1}, {PHY_TYPE_USB3_DEVICE, 0x2},
93 {PHY_TYPE_PEX0, 0x4} } },
94 {3, {{PHY_TYPE_UNCONNECTED, 0x0}, /* Lane 2 */
95 {PHY_TYPE_USB3_HOST0, 0x1}, {PHY_TYPE_PEX0, 0x4} } },
96 {3, {{PHY_TYPE_UNCONNECTED, 0x0}, /* Lane 3 */
97 {PHY_TYPE_USB3_HOST1, 0x1}, {PHY_TYPE_PEX0, 0x4} } },
98 {4, {{PHY_TYPE_UNCONNECTED, 0x0}, /* Lane 4 */
99 {PHY_TYPE_USB3_HOST1, 0x1},
100 {PHY_TYPE_USB3_DEVICE, 0x2}, {PHY_TYPE_PEX1, 0x4} } },
101 {2, {{PHY_TYPE_UNCONNECTED, 0x0}, {PHY_TYPE_PEX2, 0x4} } }, /* Lane 5 */
102};
103
104static u32 polling_with_timeout(void __iomem *addr, u32 val,
105 u32 mask, unsigned long usec_timout)
106{
107 u32 data;
108
109 do {
110 udelay(1);
111 data = readl(addr) & mask;
112 } while (data != val && --usec_timout > 0);
113
114 if (usec_timout == 0)
115 return data;
116
117 return 0;
118}
119
Stefan Roesec0132f62016-08-30 16:48:20 +0200120static int comphy_usb3_power_up(u32 lane, void __iomem *hpipe_base,
121 void __iomem *comphy_base)
122{
123 u32 mask, data, ret = 1;
124 void __iomem *hpipe_addr = HPIPE_ADDR(hpipe_base, lane);
125 void __iomem *comphy_addr = COMPHY_ADDR(comphy_base, lane);
126 void __iomem *addr;
127
128 debug_enter();
129 debug("stage: RFU configurations - hard reset comphy\n");
130 /* RFU configurations - hard reset comphy */
131 mask = COMMON_PHY_CFG1_PWR_UP_MASK;
132 data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET;
133 mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK;
134 data |= 0x1 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET;
135 mask |= COMMON_PHY_CFG1_PWR_ON_RESET_MASK;
136 data |= 0x0 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET;
137 mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK;
138 data |= 0x0 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET;
139 mask |= COMMON_PHY_PHY_MODE_MASK;
140 data |= 0x1 << COMMON_PHY_PHY_MODE_OFFSET;
141 reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask);
142
143 /* release from hard reset */
144 mask = COMMON_PHY_CFG1_PWR_ON_RESET_MASK;
145 data = 0x1 << COMMON_PHY_CFG1_PWR_ON_RESET_OFFSET;
146 mask |= COMMON_PHY_CFG1_CORE_RSTN_MASK;
147 data |= 0x1 << COMMON_PHY_CFG1_CORE_RSTN_OFFSET;
148 reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask);
149
150 /* Wait 1ms - until band gap and ref clock ready */
151 mdelay(1);
152
153 /* Start comphy Configuration */
154 debug("stage: Comphy configuration\n");
155 /* Set PIPE soft reset */
156 mask = HPIPE_RST_CLK_CTRL_PIPE_RST_MASK;
157 data = 0x1 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET;
158 /* Set PHY datapath width mode for V0 */
159 mask |= HPIPE_RST_CLK_CTRL_FIXED_PCLK_MASK;
160 data |= 0x0 << HPIPE_RST_CLK_CTRL_FIXED_PCLK_OFFSET;
161 /* Set Data bus width USB mode for V0 */
162 mask |= HPIPE_RST_CLK_CTRL_PIPE_WIDTH_MASK;
163 data |= 0x0 << HPIPE_RST_CLK_CTRL_PIPE_WIDTH_OFFSET;
164 /* Set CORE_CLK output frequency for 250Mhz */
165 mask |= HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_MASK;
166 data |= 0x0 << HPIPE_RST_CLK_CTRL_CORE_FREQ_SEL_OFFSET;
167 reg_set(hpipe_addr + HPIPE_RST_CLK_CTRL_REG, data, mask);
168 /* Set PLL ready delay for 0x2 */
169 reg_set(hpipe_addr + HPIPE_CLK_SRC_LO_REG,
170 0x2 << HPIPE_CLK_SRC_LO_PLL_RDY_DL_OFFSET,
171 HPIPE_CLK_SRC_LO_PLL_RDY_DL_MASK);
172 /* Set reference clock to come from group 1 - 25Mhz */
173 reg_set(hpipe_addr + HPIPE_MISC_REG,
174 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET,
175 HPIPE_MISC_REFCLK_SEL_MASK);
176 /* Set reference frequcency select - 0x2 */
177 mask = HPIPE_PWR_PLL_REF_FREQ_MASK;
178 data = 0x2 << HPIPE_PWR_PLL_REF_FREQ_OFFSET;
179 /* Set PHY mode to USB - 0x5 */
180 mask |= HPIPE_PWR_PLL_PHY_MODE_MASK;
181 data |= 0x5 << HPIPE_PWR_PLL_PHY_MODE_OFFSET;
182 reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask);
183 /* Set the amount of time spent in the LoZ state - set for 0x7 */
184 reg_set(hpipe_addr + HPIPE_GLOBAL_PM_CTRL,
185 0x7 << HPIPE_GLOBAL_PM_RXDLOZ_WAIT_OFFSET,
186 HPIPE_GLOBAL_PM_RXDLOZ_WAIT_MASK);
187 /* Set max PHY generation setting - 5Gbps */
188 reg_set(hpipe_addr + HPIPE_INTERFACE_REG,
189 0x1 << HPIPE_INTERFACE_GEN_MAX_OFFSET,
190 HPIPE_INTERFACE_GEN_MAX_MASK);
191 /* Set select data width 20Bit (SEL_BITS[2:0]) */
192 reg_set(hpipe_addr + HPIPE_LOOPBACK_REG,
193 0x1 << HPIPE_LOOPBACK_SEL_OFFSET,
194 HPIPE_LOOPBACK_SEL_MASK);
195 /* select de-emphasize 3.5db */
196 reg_set(hpipe_addr + HPIPE_LANE_CONFIG0_REG,
197 0x1 << HPIPE_LANE_CONFIG0_TXDEEMPH0_OFFSET,
198 HPIPE_LANE_CONFIG0_TXDEEMPH0_MASK);
199 /* override tx margining from the MAC */
200 reg_set(hpipe_addr + HPIPE_TST_MODE_CTRL_REG,
201 0x1 << HPIPE_TST_MODE_CTRL_MODE_MARGIN_OFFSET,
202 HPIPE_TST_MODE_CTRL_MODE_MARGIN_MASK);
203
204 /* Start analog paramters from ETP(HW) */
205 debug("stage: Analog paramters from ETP(HW)\n");
206 /* Set Pin DFE_PAT_DIS -> Bit[1]: PIN_DFE_PAT_DIS = 0x0 */
207 mask = HPIPE_LANE_CFG4_DFE_CTRL_MASK;
208 data = 0x1 << HPIPE_LANE_CFG4_DFE_CTRL_OFFSET;
209 /* Set Override PHY DFE control pins for 0x1 */
210 mask |= HPIPE_LANE_CFG4_DFE_OVER_MASK;
211 data |= 0x1 << HPIPE_LANE_CFG4_DFE_OVER_OFFSET;
212 /* Set Spread Spectrum Clock Enable fot 0x1 */
213 mask |= HPIPE_LANE_CFG4_SSC_CTRL_MASK;
214 data |= 0x1 << HPIPE_LANE_CFG4_SSC_CTRL_OFFSET;
215 reg_set(hpipe_addr + HPIPE_LANE_CFG4_REG, data, mask);
216 /* End of analog parameters */
217
218 debug("stage: Comphy power up\n");
219 /* Release from PIPE soft reset */
220 reg_set(hpipe_addr + HPIPE_RST_CLK_CTRL_REG,
221 0x0 << HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET,
222 HPIPE_RST_CLK_CTRL_PIPE_RST_MASK);
223
224 /* wait 15ms - for comphy calibration done */
225 debug("stage: Check PLL\n");
226 /* Read lane status */
227 addr = hpipe_addr + HPIPE_LANE_STATUS1_REG;
228 data = HPIPE_LANE_STATUS1_PCLK_EN_MASK;
229 mask = data;
230 data = polling_with_timeout(addr, data, mask, 15000);
231 if (data != 0) {
232 debug("Read from reg = %p - value = 0x%x\n",
233 hpipe_addr + HPIPE_LANE_STATUS1_REG, data);
Masahiro Yamada9b643e32017-09-16 14:10:41 +0900234 pr_err("HPIPE_LANE_STATUS1_PCLK_EN_MASK is 0\n");
Stefan Roesec0132f62016-08-30 16:48:20 +0200235 ret = 0;
236 }
237
238 debug_exit();
239 return ret;
240}
241
Grzegorz Jaszczykb24bb992020-10-18 17:11:11 +0300242static int comphy_smc(u32 function_id, void __iomem *comphy_base_addr,
243 u32 lane, u32 mode)
244{
245 struct pt_regs pregs = {0};
246
247 pregs.regs[0] = function_id;
248 pregs.regs[1] = (unsigned long)comphy_base_addr;
249 pregs.regs[2] = lane;
250 pregs.regs[3] = mode;
251
252 smc_call(&pregs);
253
254 /*
255 * TODO: Firmware return 0 on success, temporary map it to u-boot
256 * convention, but after all comphy will be reworked the convention in
257 * u-boot should be change and this conversion removed
258 */
259 return pregs.regs[0] ? 0 : 1;
260}
261
Stefan Roesec0132f62016-08-30 16:48:20 +0200262static int comphy_sata_power_up(u32 lane, void __iomem *hpipe_base,
Grzegorz Jaszczykb24bb992020-10-18 17:11:11 +0300263 void __iomem *comphy_base_addr, int cp_index,
264 u32 type)
Stefan Roesec0132f62016-08-30 16:48:20 +0200265{
266 u32 mask, data, i, ret = 1;
Stefan Roesec0132f62016-08-30 16:48:20 +0200267 void __iomem *sata_base = NULL;
268 int sata_node = -1; /* Set to -1 in order to read the first sata node */
269
270 debug_enter();
271
272 /*
273 * Assumption - each CP has only one SATA controller
274 * Calling fdt_node_offset_by_compatible first time (with sata_node = -1
275 * will return the first node always.
276 * In order to parse each CPs SATA node, fdt_node_offset_by_compatible
277 * must be called again (according to the CP id)
278 */
Igal Liberman528213d2017-04-24 18:45:32 +0300279 for (i = 0; i < (cp_index + 1); i++)
Stefan Roesec0132f62016-08-30 16:48:20 +0200280 sata_node = fdt_node_offset_by_compatible(
281 gd->fdt_blob, sata_node, "marvell,armada-8k-ahci");
282
283 if (sata_node == 0) {
Masahiro Yamada9b643e32017-09-16 14:10:41 +0900284 pr_err("SATA node not found in FDT\n");
Stefan Roesec0132f62016-08-30 16:48:20 +0200285 return 0;
286 }
287
288 sata_base = (void __iomem *)fdtdec_get_addr_size_auto_noparent(
289 gd->fdt_blob, sata_node, "reg", 0, NULL, true);
290 if (sata_base == NULL) {
Masahiro Yamada9b643e32017-09-16 14:10:41 +0900291 pr_err("SATA address not found in FDT\n");
Stefan Roesec0132f62016-08-30 16:48:20 +0200292 return 0;
293 }
294
295 debug("SATA address found in FDT %p\n", sata_base);
296
297 debug("stage: MAC configuration - power down comphy\n");
298 /*
299 * MAC configuration powe down comphy use indirect address for
300 * vendor spesific SATA control register
301 */
302 reg_set(sata_base + SATA3_VENDOR_ADDRESS,
303 SATA_CONTROL_REG << SATA3_VENDOR_ADDR_OFSSET,
304 SATA3_VENDOR_ADDR_MASK);
305 /* SATA 0 power down */
306 mask = SATA3_CTRL_SATA0_PD_MASK;
307 data = 0x1 << SATA3_CTRL_SATA0_PD_OFFSET;
308 /* SATA 1 power down */
309 mask |= SATA3_CTRL_SATA1_PD_MASK;
310 data |= 0x1 << SATA3_CTRL_SATA1_PD_OFFSET;
311 /* SATA SSU disable */
312 mask |= SATA3_CTRL_SATA1_ENABLE_MASK;
313 data |= 0x0 << SATA3_CTRL_SATA1_ENABLE_OFFSET;
314 /* SATA port 1 disable */
315 mask |= SATA3_CTRL_SATA_SSU_MASK;
316 data |= 0x0 << SATA3_CTRL_SATA_SSU_OFFSET;
317 reg_set(sata_base + SATA3_VENDOR_DATA, data, mask);
318
Grzegorz Jaszczykb24bb992020-10-18 17:11:11 +0300319 ret = comphy_smc(MV_SIP_COMPHY_POWER_ON, comphy_base_addr, lane, type);
Stefan Roesec0132f62016-08-30 16:48:20 +0200320
Stefan Roesec0132f62016-08-30 16:48:20 +0200321 /*
322 * MAC configuration power up comphy - power up PLL/TX/RX
323 * use indirect address for vendor spesific SATA control register
324 */
325 reg_set(sata_base + SATA3_VENDOR_ADDRESS,
326 SATA_CONTROL_REG << SATA3_VENDOR_ADDR_OFSSET,
327 SATA3_VENDOR_ADDR_MASK);
328 /* SATA 0 power up */
329 mask = SATA3_CTRL_SATA0_PD_MASK;
330 data = 0x0 << SATA3_CTRL_SATA0_PD_OFFSET;
331 /* SATA 1 power up */
332 mask |= SATA3_CTRL_SATA1_PD_MASK;
333 data |= 0x0 << SATA3_CTRL_SATA1_PD_OFFSET;
334 /* SATA SSU enable */
335 mask |= SATA3_CTRL_SATA1_ENABLE_MASK;
336 data |= 0x1 << SATA3_CTRL_SATA1_ENABLE_OFFSET;
337 /* SATA port 1 enable */
338 mask |= SATA3_CTRL_SATA_SSU_MASK;
339 data |= 0x1 << SATA3_CTRL_SATA_SSU_OFFSET;
340 reg_set(sata_base + SATA3_VENDOR_DATA, data, mask);
341
342 /* MBUS request size and interface select register */
343 reg_set(sata_base + SATA3_VENDOR_ADDRESS,
344 SATA_MBUS_SIZE_SELECT_REG << SATA3_VENDOR_ADDR_OFSSET,
345 SATA3_VENDOR_ADDR_MASK);
346 /* Mbus regret enable */
347 reg_set(sata_base + SATA3_VENDOR_DATA,
348 0x1 << SATA_MBUS_REGRET_EN_OFFSET, SATA_MBUS_REGRET_EN_MASK);
349
Grzegorz Jaszczykb24bb992020-10-18 17:11:11 +0300350 ret = comphy_smc(MV_SIP_COMPHY_PLL_LOCK, comphy_base_addr, lane, type);
Stefan Roesec0132f62016-08-30 16:48:20 +0200351
352 debug_exit();
353 return ret;
354}
355
356static int comphy_rxauii_power_up(u32 lane, void __iomem *hpipe_base,
357 void __iomem *comphy_base)
358{
359 u32 mask, data, ret = 1;
360 void __iomem *hpipe_addr = HPIPE_ADDR(hpipe_base, lane);
361 void __iomem *sd_ip_addr = SD_ADDR(hpipe_base, lane);
362 void __iomem *comphy_addr = COMPHY_ADDR(comphy_base, lane);
363 void __iomem *addr;
364
365 debug_enter();
366 debug("stage: RFU configurations - hard reset comphy\n");
367 /* RFU configurations - hard reset comphy */
368 mask = COMMON_PHY_CFG1_PWR_UP_MASK;
369 data = 0x1 << COMMON_PHY_CFG1_PWR_UP_OFFSET;
370 mask |= COMMON_PHY_CFG1_PIPE_SELECT_MASK;
371 data |= 0x0 << COMMON_PHY_CFG1_PIPE_SELECT_OFFSET;
372 reg_set(comphy_addr + COMMON_PHY_CFG1_REG, data, mask);
373
374 if (lane == 2) {
375 reg_set(comphy_base + COMMON_PHY_SD_CTRL1,
376 0x1 << COMMON_PHY_SD_CTRL1_RXAUI0_OFFSET,
377 COMMON_PHY_SD_CTRL1_RXAUI0_MASK);
378 }
379 if (lane == 4) {
380 reg_set(comphy_base + COMMON_PHY_SD_CTRL1,
381 0x1 << COMMON_PHY_SD_CTRL1_RXAUI1_OFFSET,
382 COMMON_PHY_SD_CTRL1_RXAUI1_MASK);
383 }
384
385 /* Select Baud Rate of Comphy And PD_PLL/Tx/Rx */
386 mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK;
387 data = 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET;
388 mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_MASK;
389 data |= 0xB << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_RX_OFFSET;
390 mask |= SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_MASK;
391 data |= 0xB << SD_EXTERNAL_CONFIG0_SD_PHY_GEN_TX_OFFSET;
392 mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK;
393 data |= 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET;
394 mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK;
395 data |= 0x0 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET;
396 mask |= SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_MASK;
397 data |= 0x0 << SD_EXTERNAL_CONFIG0_HALF_BUS_MODE_OFFSET;
398 mask |= SD_EXTERNAL_CONFIG0_MEDIA_MODE_MASK;
399 data |= 0x1 << SD_EXTERNAL_CONFIG0_MEDIA_MODE_OFFSET;
400 reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask);
401
402 /* release from hard reset */
403 mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK;
404 data = 0x0 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET;
405 mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK;
406 data |= 0x0 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET;
407 mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK;
408 data |= 0x0 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET;
409 reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask);
410
411 mask = SD_EXTERNAL_CONFIG1_RESET_IN_MASK;
412 data = 0x1 << SD_EXTERNAL_CONFIG1_RESET_IN_OFFSET;
413 mask |= SD_EXTERNAL_CONFIG1_RESET_CORE_MASK;
414 data |= 0x1 << SD_EXTERNAL_CONFIG1_RESET_CORE_OFFSET;
415 reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask);
416
417 /* Wait 1ms - until band gap and ref clock ready */
418 mdelay(1);
419
420 /* Start comphy Configuration */
421 debug("stage: Comphy configuration\n");
422 /* set reference clock */
423 reg_set(hpipe_addr + HPIPE_MISC_REG,
424 0x0 << HPIPE_MISC_REFCLK_SEL_OFFSET,
425 HPIPE_MISC_REFCLK_SEL_MASK);
426 /* Power and PLL Control */
427 mask = HPIPE_PWR_PLL_REF_FREQ_MASK;
428 data = 0x1 << HPIPE_PWR_PLL_REF_FREQ_OFFSET;
429 mask |= HPIPE_PWR_PLL_PHY_MODE_MASK;
430 data |= 0x4 << HPIPE_PWR_PLL_PHY_MODE_OFFSET;
431 reg_set(hpipe_addr + HPIPE_PWR_PLL_REG, data, mask);
432 /* Loopback register */
433 reg_set(hpipe_addr + HPIPE_LOOPBACK_REG,
434 0x1 << HPIPE_LOOPBACK_SEL_OFFSET, HPIPE_LOOPBACK_SEL_MASK);
435 /* rx control 1 */
436 mask = HPIPE_RX_CONTROL_1_RXCLK2X_SEL_MASK;
437 data = 0x1 << HPIPE_RX_CONTROL_1_RXCLK2X_SEL_OFFSET;
438 mask |= HPIPE_RX_CONTROL_1_CLK8T_EN_MASK;
439 data |= 0x1 << HPIPE_RX_CONTROL_1_CLK8T_EN_OFFSET;
440 reg_set(hpipe_addr + HPIPE_RX_CONTROL_1_REG, data, mask);
441 /* DTL Control */
442 reg_set(hpipe_addr + HPIPE_PWR_CTR_DTL_REG,
443 0x0 << HPIPE_PWR_CTR_DTL_FLOOP_EN_OFFSET,
444 HPIPE_PWR_CTR_DTL_FLOOP_EN_MASK);
445
446 /* Set analog paramters from ETP(HW) */
447 debug("stage: Analog paramters from ETP(HW)\n");
448 /* SERDES External Configuration 2 */
449 reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG2_REG,
450 0x1 << SD_EXTERNAL_CONFIG2_PIN_DFE_EN_OFFSET,
451 SD_EXTERNAL_CONFIG2_PIN_DFE_EN_MASK);
452 /* 0x7-DFE Resolution control */
453 reg_set(hpipe_addr + HPIPE_DFE_REG0, 0x1 << HPIPE_DFE_RES_FORCE_OFFSET,
454 HPIPE_DFE_RES_FORCE_MASK);
455 /* 0xd-G1_Setting_0 */
456 reg_set(hpipe_addr + HPIPE_G1_SET_0_REG,
457 0xd << HPIPE_G1_SET_0_G1_TX_EMPH1_OFFSET,
458 HPIPE_G1_SET_0_G1_TX_EMPH1_MASK);
459 /* 0xE-G1_Setting_1 */
460 mask = HPIPE_G1_SET_1_G1_RX_SELMUPI_MASK;
461 data = 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPI_OFFSET;
462 mask |= HPIPE_G1_SET_1_G1_RX_SELMUPP_MASK;
463 data |= 0x1 << HPIPE_G1_SET_1_G1_RX_SELMUPP_OFFSET;
464 mask |= HPIPE_G1_SET_1_G1_RX_DFE_EN_MASK;
465 data |= 0x1 << HPIPE_G1_SET_1_G1_RX_DFE_EN_OFFSET;
466 reg_set(hpipe_addr + HPIPE_G1_SET_1_REG, data, mask);
467 /* 0xA-DFE_Reg3 */
468 mask = HPIPE_DFE_F3_F5_DFE_EN_MASK;
469 data = 0x0 << HPIPE_DFE_F3_F5_DFE_EN_OFFSET;
470 mask |= HPIPE_DFE_F3_F5_DFE_CTRL_MASK;
471 data |= 0x0 << HPIPE_DFE_F3_F5_DFE_CTRL_OFFSET;
472 reg_set(hpipe_addr + HPIPE_DFE_F3_F5_REG, data, mask);
473
474 /* 0x111-G1_Setting_4 */
475 mask = HPIPE_G1_SETTINGS_4_G1_DFE_RES_MASK;
476 data = 0x1 << HPIPE_G1_SETTINGS_4_G1_DFE_RES_OFFSET;
477 reg_set(hpipe_addr + HPIPE_G1_SETTINGS_4_REG, data, mask);
478
479 debug("stage: RFU configurations- Power Up PLL,Tx,Rx\n");
480 /* SERDES External Configuration */
481 mask = SD_EXTERNAL_CONFIG0_SD_PU_PLL_MASK;
482 data = 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_PLL_OFFSET;
483 mask |= SD_EXTERNAL_CONFIG0_SD_PU_RX_MASK;
484 data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_RX_OFFSET;
485 mask |= SD_EXTERNAL_CONFIG0_SD_PU_TX_MASK;
486 data |= 0x1 << SD_EXTERNAL_CONFIG0_SD_PU_TX_OFFSET;
487 reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG0_REG, data, mask);
488
489
490 /* check PLL rx & tx ready */
491 addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG;
492 data = SD_EXTERNAL_STATUS0_PLL_RX_MASK |
493 SD_EXTERNAL_STATUS0_PLL_TX_MASK;
494 mask = data;
495 data = polling_with_timeout(addr, data, mask, 15000);
496 if (data != 0) {
497 debug("Read from reg = %p - value = 0x%x\n",
498 sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data);
Masahiro Yamada9b643e32017-09-16 14:10:41 +0900499 pr_err("SD_EXTERNAL_STATUS0_PLL_RX is %d, SD_EXTERNAL_STATUS0_PLL_TX is %d\n",
Stefan Roesec0132f62016-08-30 16:48:20 +0200500 (data & SD_EXTERNAL_STATUS0_PLL_RX_MASK),
501 (data & SD_EXTERNAL_STATUS0_PLL_TX_MASK));
502 ret = 0;
503 }
504
505 /* RX init */
506 reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG,
507 0x1 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET,
508 SD_EXTERNAL_CONFIG1_RX_INIT_MASK);
509
510 /* check that RX init done */
511 addr = sd_ip_addr + SD_EXTERNAL_STATUS0_REG;
512 data = SD_EXTERNAL_STATUS0_RX_INIT_MASK;
513 mask = data;
514 data = polling_with_timeout(addr, data, mask, 100);
515 if (data != 0) {
516 debug("Read from reg = %p - value = 0x%x\n",
517 sd_ip_addr + SD_EXTERNAL_STATUS0_REG, data);
Masahiro Yamada9b643e32017-09-16 14:10:41 +0900518 pr_err("SD_EXTERNAL_STATUS0_RX_INIT is 0\n");
Stefan Roesec0132f62016-08-30 16:48:20 +0200519 ret = 0;
520 }
521
522 debug("stage: RF Reset\n");
523 /* RF Reset */
524 mask = SD_EXTERNAL_CONFIG1_RX_INIT_MASK;
525 data = 0x0 << SD_EXTERNAL_CONFIG1_RX_INIT_OFFSET;
526 mask |= SD_EXTERNAL_CONFIG1_RF_RESET_IN_MASK;
527 data |= 0x1 << SD_EXTERNAL_CONFIG1_RF_RESET_IN_OFFSET;
528 reg_set(sd_ip_addr + SD_EXTERNAL_CONFIG1_REG, data, mask);
529
530 debug_exit();
531 return ret;
532}
533
534static void comphy_utmi_power_down(u32 utmi_index, void __iomem *utmi_base_addr,
535 void __iomem *usb_cfg_addr,
536 void __iomem *utmi_cfg_addr,
537 u32 utmi_phy_port)
538{
539 u32 mask, data;
540
541 debug_enter();
542 debug("stage: UTMI %d - Power down transceiver (power down Phy), Power down PLL, and SuspendDM\n",
543 utmi_index);
544 /* Power down UTMI PHY */
545 reg_set(utmi_cfg_addr, 0x0 << UTMI_PHY_CFG_PU_OFFSET,
546 UTMI_PHY_CFG_PU_MASK);
547
548 /*
549 * If UTMI connected to USB Device, configure mux prior to PHY init
550 * (Device can be connected to UTMI0 or to UTMI1)
551 */
Stefan Roesee89acc42017-04-24 18:45:23 +0300552 if (utmi_phy_port == UTMI_PHY_TO_USB3_DEVICE0) {
Stefan Roesec0132f62016-08-30 16:48:20 +0200553 debug("stage: UTMI %d - Enable Device mode and configure UTMI mux\n",
554 utmi_index);
555 /* USB3 Device UTMI enable */
556 mask = UTMI_USB_CFG_DEVICE_EN_MASK;
557 data = 0x1 << UTMI_USB_CFG_DEVICE_EN_OFFSET;
558 /* USB3 Device UTMI MUX */
559 mask |= UTMI_USB_CFG_DEVICE_MUX_MASK;
560 data |= utmi_index << UTMI_USB_CFG_DEVICE_MUX_OFFSET;
561 reg_set(usb_cfg_addr, data, mask);
562 }
563
564 /* Set Test suspendm mode */
565 mask = UTMI_CTRL_STATUS0_SUSPENDM_MASK;
566 data = 0x1 << UTMI_CTRL_STATUS0_SUSPENDM_OFFSET;
567 /* Enable Test UTMI select */
568 mask |= UTMI_CTRL_STATUS0_TEST_SEL_MASK;
569 data |= 0x1 << UTMI_CTRL_STATUS0_TEST_SEL_OFFSET;
570 reg_set(utmi_base_addr + UTMI_CTRL_STATUS0_REG, data, mask);
571
572 /* Wait for UTMI power down */
573 mdelay(1);
574
575 debug_exit();
576 return;
577}
578
579static void comphy_utmi_phy_config(u32 utmi_index, void __iomem *utmi_base_addr,
580 void __iomem *usb_cfg_addr,
581 void __iomem *utmi_cfg_addr,
582 u32 utmi_phy_port)
583{
584 u32 mask, data;
585
586 debug_exit();
587 debug("stage: Configure UTMI PHY %d registers\n", utmi_index);
588 /* Reference Clock Divider Select */
589 mask = UTMI_PLL_CTRL_REFDIV_MASK;
590 data = 0x5 << UTMI_PLL_CTRL_REFDIV_OFFSET;
591 /* Feedback Clock Divider Select - 90 for 25Mhz*/
592 mask |= UTMI_PLL_CTRL_FBDIV_MASK;
593 data |= 0x60 << UTMI_PLL_CTRL_FBDIV_OFFSET;
594 /* Select LPFR - 0x0 for 25Mhz/5=5Mhz*/
595 mask |= UTMI_PLL_CTRL_SEL_LPFR_MASK;
596 data |= 0x0 << UTMI_PLL_CTRL_SEL_LPFR_OFFSET;
597 reg_set(utmi_base_addr + UTMI_PLL_CTRL_REG, data, mask);
598
599 /* Impedance Calibration Threshold Setting */
600 reg_set(utmi_base_addr + UTMI_CALIB_CTRL_REG,
601 0x6 << UTMI_CALIB_CTRL_IMPCAL_VTH_OFFSET,
602 UTMI_CALIB_CTRL_IMPCAL_VTH_MASK);
603
604 /* Set LS TX driver strength coarse control */
605 mask = UTMI_TX_CH_CTRL_DRV_EN_LS_MASK;
606 data = 0x3 << UTMI_TX_CH_CTRL_DRV_EN_LS_OFFSET;
607 /* Set LS TX driver fine adjustment */
608 mask |= UTMI_TX_CH_CTRL_IMP_SEL_LS_MASK;
609 data |= 0x3 << UTMI_TX_CH_CTRL_IMP_SEL_LS_OFFSET;
610 reg_set(utmi_base_addr + UTMI_TX_CH_CTRL_REG, data, mask);
611
612 /* Enable SQ */
613 mask = UTMI_RX_CH_CTRL0_SQ_DET_MASK;
614 data = 0x0 << UTMI_RX_CH_CTRL0_SQ_DET_OFFSET;
615 /* Enable analog squelch detect */
616 mask |= UTMI_RX_CH_CTRL0_SQ_ANA_DTC_MASK;
617 data |= 0x1 << UTMI_RX_CH_CTRL0_SQ_ANA_DTC_OFFSET;
618 reg_set(utmi_base_addr + UTMI_RX_CH_CTRL0_REG, data, mask);
619
620 /* Set External squelch calibration number */
621 mask = UTMI_RX_CH_CTRL1_SQ_AMP_CAL_MASK;
622 data = 0x1 << UTMI_RX_CH_CTRL1_SQ_AMP_CAL_OFFSET;
623 /* Enable the External squelch calibration */
624 mask |= UTMI_RX_CH_CTRL1_SQ_AMP_CAL_EN_MASK;
625 data |= 0x1 << UTMI_RX_CH_CTRL1_SQ_AMP_CAL_EN_OFFSET;
626 reg_set(utmi_base_addr + UTMI_RX_CH_CTRL1_REG, data, mask);
627
628 /* Set Control VDAT Reference Voltage - 0.325V */
629 mask = UTMI_CHGDTC_CTRL_VDAT_MASK;
630 data = 0x1 << UTMI_CHGDTC_CTRL_VDAT_OFFSET;
631 /* Set Control VSRC Reference Voltage - 0.6V */
632 mask |= UTMI_CHGDTC_CTRL_VSRC_MASK;
633 data |= 0x1 << UTMI_CHGDTC_CTRL_VSRC_OFFSET;
634 reg_set(utmi_base_addr + UTMI_CHGDTC_CTRL_REG, data, mask);
635
636 debug_exit();
637 return;
638}
639
640static int comphy_utmi_power_up(u32 utmi_index, void __iomem *utmi_base_addr,
641 void __iomem *usb_cfg_addr,
642 void __iomem *utmi_cfg_addr, u32 utmi_phy_port)
643{
644 u32 data, mask, ret = 1;
645 void __iomem *addr;
646
647 debug_enter();
648 debug("stage: UTMI %d - Power up transceiver(Power up Phy), and exit SuspendDM\n",
649 utmi_index);
650 /* Power UP UTMI PHY */
651 reg_set(utmi_cfg_addr, 0x1 << UTMI_PHY_CFG_PU_OFFSET,
652 UTMI_PHY_CFG_PU_MASK);
653 /* Disable Test UTMI select */
654 reg_set(utmi_base_addr + UTMI_CTRL_STATUS0_REG,
655 0x0 << UTMI_CTRL_STATUS0_TEST_SEL_OFFSET,
656 UTMI_CTRL_STATUS0_TEST_SEL_MASK);
657
658 debug("stage: Polling for PLL and impedance calibration done, and PLL ready done\n");
659 addr = utmi_base_addr + UTMI_CALIB_CTRL_REG;
660 data = UTMI_CALIB_CTRL_IMPCAL_DONE_MASK;
661 mask = data;
662 data = polling_with_timeout(addr, data, mask, 100);
663 if (data != 0) {
Masahiro Yamada9b643e32017-09-16 14:10:41 +0900664 pr_err("Impedance calibration is not done\n");
Stefan Roesec0132f62016-08-30 16:48:20 +0200665 debug("Read from reg = %p - value = 0x%x\n", addr, data);
666 ret = 0;
667 }
668
669 data = UTMI_CALIB_CTRL_PLLCAL_DONE_MASK;
670 mask = data;
671 data = polling_with_timeout(addr, data, mask, 100);
672 if (data != 0) {
Masahiro Yamada9b643e32017-09-16 14:10:41 +0900673 pr_err("PLL calibration is not done\n");
Stefan Roesec0132f62016-08-30 16:48:20 +0200674 debug("Read from reg = %p - value = 0x%x\n", addr, data);
675 ret = 0;
676 }
677
678 addr = utmi_base_addr + UTMI_PLL_CTRL_REG;
679 data = UTMI_PLL_CTRL_PLL_RDY_MASK;
680 mask = data;
681 data = polling_with_timeout(addr, data, mask, 100);
682 if (data != 0) {
Masahiro Yamada9b643e32017-09-16 14:10:41 +0900683 pr_err("PLL is not ready\n");
Stefan Roesec0132f62016-08-30 16:48:20 +0200684 debug("Read from reg = %p - value = 0x%x\n", addr, data);
685 ret = 0;
686 }
687
688 if (ret)
689 debug("Passed\n");
690 else
691 debug("\n");
692
693 debug_exit();
694 return ret;
695}
696
697/*
698 * comphy_utmi_phy_init initialize the UTMI PHY
699 * the init split in 3 parts:
700 * 1. Power down transceiver and PLL
701 * 2. UTMI PHY configure
702 * 3. Powe up transceiver and PLL
703 * Note: - Power down/up should be once for both UTMI PHYs
704 * - comphy_dedicated_phys_init call this function if at least there is
705 * one UTMI PHY exists in FDT blob. access to cp110_utmi_data[0] is
706 * legal
707 */
708static void comphy_utmi_phy_init(u32 utmi_phy_count,
709 struct utmi_phy_data *cp110_utmi_data)
710{
711 u32 i;
712
713 debug_enter();
714 /* UTMI Power down */
715 for (i = 0; i < utmi_phy_count; i++) {
716 comphy_utmi_power_down(i, cp110_utmi_data[i].utmi_base_addr,
717 cp110_utmi_data[i].usb_cfg_addr,
718 cp110_utmi_data[i].utmi_cfg_addr,
719 cp110_utmi_data[i].utmi_phy_port);
720 }
721 /* PLL Power down */
722 debug("stage: UTMI PHY power down PLL\n");
723 for (i = 0; i < utmi_phy_count; i++) {
724 reg_set(cp110_utmi_data[i].usb_cfg_addr,
725 0x0 << UTMI_USB_CFG_PLL_OFFSET, UTMI_USB_CFG_PLL_MASK);
726 }
727 /* UTMI configure */
728 for (i = 0; i < utmi_phy_count; i++) {
729 comphy_utmi_phy_config(i, cp110_utmi_data[i].utmi_base_addr,
730 cp110_utmi_data[i].usb_cfg_addr,
731 cp110_utmi_data[i].utmi_cfg_addr,
732 cp110_utmi_data[i].utmi_phy_port);
733 }
734 /* UTMI Power up */
735 for (i = 0; i < utmi_phy_count; i++) {
736 if (!comphy_utmi_power_up(i, cp110_utmi_data[i].utmi_base_addr,
737 cp110_utmi_data[i].usb_cfg_addr,
738 cp110_utmi_data[i].utmi_cfg_addr,
739 cp110_utmi_data[i].utmi_phy_port)) {
Masahiro Yamada9b643e32017-09-16 14:10:41 +0900740 pr_err("Failed to initialize UTMI PHY %d\n", i);
Stefan Roesec0132f62016-08-30 16:48:20 +0200741 continue;
742 }
743 printf("UTMI PHY %d initialized to ", i);
Stefan Roesee89acc42017-04-24 18:45:23 +0300744 if (cp110_utmi_data[i].utmi_phy_port ==
745 UTMI_PHY_TO_USB3_DEVICE0)
Stefan Roesec0132f62016-08-30 16:48:20 +0200746 printf("USB Device\n");
747 else
748 printf("USB Host%d\n",
749 cp110_utmi_data[i].utmi_phy_port);
750 }
751 /* PLL Power up */
752 debug("stage: UTMI PHY power up PLL\n");
753 for (i = 0; i < utmi_phy_count; i++) {
754 reg_set(cp110_utmi_data[i].usb_cfg_addr,
755 0x1 << UTMI_USB_CFG_PLL_OFFSET, UTMI_USB_CFG_PLL_MASK);
756 }
757
758 debug_exit();
759 return;
760}
761
762/*
763 * comphy_dedicated_phys_init initialize the dedicated PHYs
764 * - not muxed SerDes lanes e.g. UTMI PHY
765 */
766void comphy_dedicated_phys_init(void)
767{
768 struct utmi_phy_data cp110_utmi_data[MAX_UTMI_PHY_COUNT];
769 int node;
770 int i;
771
772 debug_enter();
773 debug("Initialize USB UTMI PHYs\n");
774
775 /* Find the UTMI phy node in device tree and go over them */
776 node = fdt_node_offset_by_compatible(gd->fdt_blob, -1,
777 "marvell,mvebu-utmi-2.6.0");
778
779 i = 0;
780 while (node > 0) {
781 /* get base address of UTMI phy */
782 cp110_utmi_data[i].utmi_base_addr =
783 (void __iomem *)fdtdec_get_addr_size_auto_noparent(
784 gd->fdt_blob, node, "reg", 0, NULL, true);
785 if (cp110_utmi_data[i].utmi_base_addr == NULL) {
Masahiro Yamada9b643e32017-09-16 14:10:41 +0900786 pr_err("UTMI PHY base address is invalid\n");
Stefan Roesec0132f62016-08-30 16:48:20 +0200787 i++;
788 continue;
789 }
790
791 /* get usb config address */
792 cp110_utmi_data[i].usb_cfg_addr =
793 (void __iomem *)fdtdec_get_addr_size_auto_noparent(
794 gd->fdt_blob, node, "reg", 1, NULL, true);
795 if (cp110_utmi_data[i].usb_cfg_addr == NULL) {
Masahiro Yamada9b643e32017-09-16 14:10:41 +0900796 pr_err("UTMI PHY base address is invalid\n");
Stefan Roesec0132f62016-08-30 16:48:20 +0200797 i++;
798 continue;
799 }
800
801 /* get UTMI config address */
802 cp110_utmi_data[i].utmi_cfg_addr =
803 (void __iomem *)fdtdec_get_addr_size_auto_noparent(
804 gd->fdt_blob, node, "reg", 2, NULL, true);
805 if (cp110_utmi_data[i].utmi_cfg_addr == NULL) {
Masahiro Yamada9b643e32017-09-16 14:10:41 +0900806 pr_err("UTMI PHY base address is invalid\n");
Stefan Roesec0132f62016-08-30 16:48:20 +0200807 i++;
808 continue;
809 }
810
811 /*
812 * get the port number (to check if the utmi connected to
813 * host/device)
814 */
815 cp110_utmi_data[i].utmi_phy_port = fdtdec_get_int(
816 gd->fdt_blob, node, "utmi-port", UTMI_PHY_INVALID);
817 if (cp110_utmi_data[i].utmi_phy_port == UTMI_PHY_INVALID) {
Masahiro Yamada9b643e32017-09-16 14:10:41 +0900818 pr_err("UTMI PHY port type is invalid\n");
Stefan Roesec0132f62016-08-30 16:48:20 +0200819 i++;
820 continue;
821 }
822
823 node = fdt_node_offset_by_compatible(
824 gd->fdt_blob, node, "marvell,mvebu-utmi-2.6.0");
825 i++;
826 }
827
828 if (i > 0)
829 comphy_utmi_phy_init(i, cp110_utmi_data);
830
831 debug_exit();
832}
833
834static void comphy_mux_cp110_init(struct chip_serdes_phy_config *ptr_chip_cfg,
835 struct comphy_map *serdes_map)
836{
837 void __iomem *comphy_base_addr;
838 struct comphy_map comphy_map_pipe_data[MAX_LANE_OPTIONS];
839 struct comphy_map comphy_map_phy_data[MAX_LANE_OPTIONS];
840 u32 lane, comphy_max_count;
841
842 comphy_max_count = ptr_chip_cfg->comphy_lanes_count;
843 comphy_base_addr = ptr_chip_cfg->comphy_base_addr;
844
845 /*
846 * Copy the SerDes map configuration for PIPE map and PHY map
847 * the comphy_mux_init modify the type of the lane if the type
848 * is not valid because we have 2 selectores run the
849 * comphy_mux_init twice and after that update the original
850 * serdes_map
851 */
852 for (lane = 0; lane < comphy_max_count; lane++) {
853 comphy_map_pipe_data[lane].type = serdes_map[lane].type;
854 comphy_map_pipe_data[lane].speed = serdes_map[lane].speed;
855 comphy_map_phy_data[lane].type = serdes_map[lane].type;
856 comphy_map_phy_data[lane].speed = serdes_map[lane].speed;
857 }
858 ptr_chip_cfg->mux_data = cp110_comphy_phy_mux_data;
859 comphy_mux_init(ptr_chip_cfg, comphy_map_phy_data,
860 comphy_base_addr + COMMON_SELECTOR_PHY_OFFSET);
861
862 ptr_chip_cfg->mux_data = cp110_comphy_pipe_mux_data;
863 comphy_mux_init(ptr_chip_cfg, comphy_map_pipe_data,
864 comphy_base_addr + COMMON_SELECTOR_PIPE_OFFSET);
865 /* Fix the type after check the PHY and PIPE configuration */
866 for (lane = 0; lane < comphy_max_count; lane++) {
867 if ((comphy_map_pipe_data[lane].type == PHY_TYPE_UNCONNECTED) &&
868 (comphy_map_phy_data[lane].type == PHY_TYPE_UNCONNECTED))
869 serdes_map[lane].type = PHY_TYPE_UNCONNECTED;
870 }
871}
872
873int comphy_cp110_init(struct chip_serdes_phy_config *ptr_chip_cfg,
874 struct comphy_map *serdes_map)
875{
876 struct comphy_map *ptr_comphy_map;
877 void __iomem *comphy_base_addr, *hpipe_base_addr;
878 u32 comphy_max_count, lane, ret = 0;
879 u32 pcie_width = 0;
Grzegorz Jaszczykb24bb992020-10-18 17:11:11 +0300880 u32 mode;
Stefan Roesec0132f62016-08-30 16:48:20 +0200881
882 debug_enter();
883
884 comphy_max_count = ptr_chip_cfg->comphy_lanes_count;
885 comphy_base_addr = ptr_chip_cfg->comphy_base_addr;
886 hpipe_base_addr = ptr_chip_cfg->hpipe3_base_addr;
887
888 /* Config Comphy mux configuration */
889 comphy_mux_cp110_init(ptr_chip_cfg, serdes_map);
890
891 /* Check if the first 4 lanes configured as By-4 */
892 for (lane = 0, ptr_comphy_map = serdes_map; lane < 4;
893 lane++, ptr_comphy_map++) {
894 if (ptr_comphy_map->type != PHY_TYPE_PEX0)
895 break;
896 pcie_width++;
897 }
898
899 for (lane = 0, ptr_comphy_map = serdes_map; lane < comphy_max_count;
900 lane++, ptr_comphy_map++) {
901 debug("Initialize serdes number %d\n", lane);
902 debug("Serdes type = 0x%x\n", ptr_comphy_map->type);
903 if (lane == 4) {
904 /*
905 * PCIe lanes above the first 4 lanes, can be only
906 * by1
907 */
908 pcie_width = 1;
909 }
910 switch (ptr_comphy_map->type) {
911 case PHY_TYPE_UNCONNECTED:
Stefan Roese6ecc0b12017-04-24 18:45:24 +0300912 case PHY_TYPE_IGNORE:
Stefan Roesec0132f62016-08-30 16:48:20 +0200913 continue;
914 break;
915 case PHY_TYPE_PEX0:
916 case PHY_TYPE_PEX1:
917 case PHY_TYPE_PEX2:
918 case PHY_TYPE_PEX3:
Grzegorz Jaszczyk0a1a1642020-10-18 17:11:12 +0300919 mode = COMPHY_FW_PCIE_FORMAT(pcie_width,
920 ptr_comphy_map->clk_src,
921 COMPHY_PCIE_MODE,
922 ptr_comphy_map->speed);
923 ret = comphy_smc(MV_SIP_COMPHY_POWER_ON,
924 ptr_chip_cfg->comphy_base_addr, lane,
925 mode);
Stefan Roesec0132f62016-08-30 16:48:20 +0200926 break;
927 case PHY_TYPE_SATA0:
928 case PHY_TYPE_SATA1:
929 case PHY_TYPE_SATA2:
930 case PHY_TYPE_SATA3:
Grzegorz Jaszczykb24bb992020-10-18 17:11:11 +0300931 mode = COMPHY_FW_MODE_FORMAT(COMPHY_SATA_MODE);
932 ret = comphy_sata_power_up(lane, hpipe_base_addr,
933 comphy_base_addr,
934 ptr_chip_cfg->cp_index,
935 mode);
Stefan Roesec0132f62016-08-30 16:48:20 +0200936 break;
937 case PHY_TYPE_USB3_HOST0:
938 case PHY_TYPE_USB3_HOST1:
939 case PHY_TYPE_USB3_DEVICE:
940 ret = comphy_usb3_power_up(lane, hpipe_base_addr,
941 comphy_base_addr);
942 break;
943 case PHY_TYPE_SGMII0:
944 case PHY_TYPE_SGMII1:
Grzegorz Jaszczykb24bb992020-10-18 17:11:11 +0300945 if (ptr_comphy_map->speed == PHY_SPEED_INVALID) {
946 debug("Warning: ");
947 debug("SGMII PHY speed in lane %d is invalid,",
948 lane);
949 debug(" set PHY speed to 1.25G\n");
950 ptr_comphy_map->speed = PHY_SPEED_1_25G;
951 }
952
953 /*
954 * UINIT_ID not relevant for SGMII0 and SGMII1 - will be
955 * ignored by firmware
956 */
957 mode = COMPHY_FW_FORMAT(COMPHY_SGMII_MODE,
958 COMPHY_UNIT_ID0,
959 ptr_comphy_map->speed);
960 ret = comphy_smc(MV_SIP_COMPHY_POWER_ON,
961 ptr_chip_cfg->comphy_base_addr, lane,
962 mode);
963 break;
Stefan Roesec0132f62016-08-30 16:48:20 +0200964 case PHY_TYPE_SGMII2:
965 case PHY_TYPE_SGMII3:
966 if (ptr_comphy_map->speed == PHY_SPEED_INVALID) {
967 debug("Warning: SGMII PHY speed in lane %d is invalid, set PHY speed to 1.25G\n",
968 lane);
969 ptr_comphy_map->speed = PHY_SPEED_1_25G;
970 }
Grzegorz Jaszczykb24bb992020-10-18 17:11:11 +0300971
972 mode = COMPHY_FW_FORMAT(COMPHY_SGMII_MODE,
973 COMPHY_UNIT_ID2,
974 ptr_comphy_map->speed);
975 ret = comphy_smc(MV_SIP_COMPHY_POWER_ON,
976 ptr_chip_cfg->comphy_base_addr, lane,
977 mode);
Stefan Roesec0132f62016-08-30 16:48:20 +0200978 break;
Stefan Roesecb686452017-04-24 18:45:21 +0300979 case PHY_TYPE_SFI:
Grzegorz Jaszczykb24bb992020-10-18 17:11:11 +0300980 mode = COMPHY_FW_FORMAT(COMPHY_SFI_MODE,
981 COMPHY_UNIT_ID0,
982 ptr_comphy_map->speed);
983 ret = comphy_smc(MV_SIP_COMPHY_POWER_ON,
984 ptr_chip_cfg->comphy_base_addr, lane,
985 mode);
Stefan Roesec0132f62016-08-30 16:48:20 +0200986 break;
987 case PHY_TYPE_RXAUI0:
988 case PHY_TYPE_RXAUI1:
989 ret = comphy_rxauii_power_up(lane, hpipe_base_addr,
990 comphy_base_addr);
991 break;
992 default:
993 debug("Unknown SerDes type, skip initialize SerDes %d\n",
994 lane);
995 break;
996 }
997 if (ret == 0) {
998 /*
Stefan Roesed37f0202017-04-24 18:45:25 +0300999 * If interface wans't initialized, set the lane to
Stefan Roesec0132f62016-08-30 16:48:20 +02001000 * PHY_TYPE_UNCONNECTED state.
1001 */
1002 ptr_comphy_map->type = PHY_TYPE_UNCONNECTED;
Masahiro Yamada9b643e32017-09-16 14:10:41 +09001003 pr_err("PLL is not locked - Failed to initialize lane %d\n",
Stefan Roesec0132f62016-08-30 16:48:20 +02001004 lane);
1005 }
1006 }
1007
1008 debug_exit();
1009 return 0;
1010}