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board_f: Drop return value from initdram()
[people/ms/u-boot.git] / board / keymile / km83xx / km83xx.c
CommitLineData
de044361
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1/*
2 * Copyright (C) 2006 Freescale Semiconductor, Inc.
3 * Dave Liu <daveliu@freescale.com>
4 *
5 * Copyright (C) 2007 Logic Product Development, Inc.
6 * Peter Barada <peterb@logicpd.com>
7 *
8 * Copyright (C) 2007 MontaVista Software, Inc.
9 * Anton Vorontsov <avorontsov@ru.mvista.com>
10 *
62ddcf05 11 * (C) Copyright 2008 - 2010
de044361
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12 * Heiko Schocher, DENX Software Engineering, hs@denx.de.
13 *
1a459660 14 * SPDX-License-Identifier: GPL-2.0+
de044361
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15 */
16
17#include <common.h>
18#include <ioports.h>
19#include <mpc83xx.h>
20#include <i2c.h>
21#include <miiphy.h>
22#include <asm/io.h>
23#include <asm/mmu.h>
1e7ed256 24#include <asm/processor.h>
de044361
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25#include <pci.h>
26#include <libfdt.h>
95209b66 27#include <post.h>
de044361 28
210c8c00
HS
29#include "../common/common.h"
30
088454cd
SG
31DECLARE_GLOBAL_DATA_PTR;
32
f32b3d3f
VL
33static uchar ivm_content[CONFIG_SYS_IVM_EEPROM_MAX_LEN];
34
a3b88121 35const qe_iop_conf_t qe_iop_conf_tab[] = {
de044361 36 /* port pin dir open_drain assign */
0f2b721c 37#if defined(CONFIG_MPC8360)
de044361
HS
38 /* MDIO */
39 {0, 1, 3, 0, 2}, /* MDIO */
40 {0, 2, 1, 0, 1}, /* MDC */
41
42 /* UCC4 - UEC */
43 {1, 14, 1, 0, 1}, /* TxD0 */
44 {1, 15, 1, 0, 1}, /* TxD1 */
45 {1, 20, 2, 0, 1}, /* RxD0 */
46 {1, 21, 2, 0, 1}, /* RxD1 */
47 {1, 18, 1, 0, 1}, /* TX_EN */
48 {1, 26, 2, 0, 1}, /* RX_DV */
49 {1, 27, 2, 0, 1}, /* RX_ER */
50 {1, 24, 2, 0, 1}, /* COL */
51 {1, 25, 2, 0, 1}, /* CRS */
52 {2, 15, 2, 0, 1}, /* TX_CLK - CLK16 */
53 {2, 16, 2, 0, 1}, /* RX_CLK - CLK17 */
54
55 /* DUART - UART2 */
56 {5, 0, 1, 0, 2}, /* UART2_SOUT */
57 {5, 2, 1, 0, 1}, /* UART2_RTS */
58 {5, 3, 2, 0, 2}, /* UART2_SIN */
59 {5, 1, 2, 0, 3}, /* UART2_CTS */
6967840b 60#elif !defined(CONFIG_MPC8309)
62ddcf05
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61 /* Local Bus */
62 {0, 16, 1, 0, 3}, /* LA00 */
63 {0, 17, 1, 0, 3}, /* LA01 */
64 {0, 18, 1, 0, 3}, /* LA02 */
65 {0, 19, 1, 0, 3}, /* LA03 */
66 {0, 20, 1, 0, 3}, /* LA04 */
67 {0, 21, 1, 0, 3}, /* LA05 */
68 {0, 22, 1, 0, 3}, /* LA06 */
69 {0, 23, 1, 0, 3}, /* LA07 */
70 {0, 24, 1, 0, 3}, /* LA08 */
71 {0, 25, 1, 0, 3}, /* LA09 */
72 {0, 26, 1, 0, 3}, /* LA10 */
73 {0, 27, 1, 0, 3}, /* LA11 */
74 {0, 28, 1, 0, 3}, /* LA12 */
75 {0, 29, 1, 0, 3}, /* LA13 */
76 {0, 30, 1, 0, 3}, /* LA14 */
77 {0, 31, 1, 0, 3}, /* LA15 */
78
79 /* MDIO */
80 {3, 4, 3, 0, 2}, /* MDIO */
81 {3, 5, 1, 0, 2}, /* MDC */
82
83 /* UCC4 - UEC */
84 {1, 18, 1, 0, 1}, /* TxD0 */
85 {1, 19, 1, 0, 1}, /* TxD1 */
86 {1, 22, 2, 0, 1}, /* RxD0 */
87 {1, 23, 2, 0, 1}, /* RxD1 */
88 {1, 26, 2, 0, 1}, /* RxER */
89 {1, 28, 2, 0, 1}, /* Rx_DV */
90 {1, 30, 1, 0, 1}, /* TxEN */
91 {1, 31, 2, 0, 1}, /* CRS */
92 {3, 10, 2, 0, 3}, /* TxCLK->CLK17 */
93#endif
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94
95 /* END of table */
96 {0, 0, 0, 0, QE_IOP_TAB_END},
97};
98
62ddcf05
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99#if defined(CONFIG_SUVD3)
100const uint upma_table[] = {
101 0x1ffedc00, 0x0ffcdc80, 0x0ffcdc80, 0x0ffcdc04, /* Words 0 to 3 */
102 0x0ffcdc00, 0xffffcc00, 0xffffcc01, 0xfffffc01, /* Words 4 to 7 */
103 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 8 to 11 */
104 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 12 to 15 */
105 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 16 to 19 */
106 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 20 to 23 */
107 0x9cfffc00, 0x00fffc80, 0x00fffc80, 0x00fffc00, /* Words 24 to 27 */
108 0xffffec04, 0xffffec01, 0xfffffc01, 0xfffffc01, /* Words 28 to 31 */
109 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 32 to 35 */
110 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 36 to 39 */
111 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 40 to 43 */
112 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 44 to 47 */
113 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 48 to 51 */
114 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 52 to 55 */
115 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 56 to 59 */
116 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01 /* Words 60 to 63 */
117};
118#endif
119
1eb95ebe
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120static int piggy_present(void)
121{
122 struct km_bec_fpga __iomem *base =
123 (struct km_bec_fpga __iomem *)CONFIG_SYS_KMBEC_FPGA_BASE;
124
125 return in_8(&base->bprth) & PIGGY_PRESENT;
126}
127
128#if defined(CONFIG_KMVECT1)
129int ethernet_present(void)
130{
131 /* ethernet port connected to simple switch without piggy */
132 return 1;
133}
134#else
135int ethernet_present(void)
136{
137 return piggy_present();
138}
139#endif
140
141
b11f53f3 142int board_early_init_r(void)
de044361 143{
8ed74341
HS
144 struct km_bec_fpga *base =
145 (struct km_bec_fpga *)CONFIG_SYS_KMBEC_FPGA_BASE;
62ddcf05
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146#if defined(CONFIG_SUVD3)
147 immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
148 fsl_lbc_t *lbc = &immap->im_lbc;
149 u32 *mxmr = &lbc->mamr;
150#endif
de044361 151
62ddcf05
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152#if defined(CONFIG_MPC8360)
153 unsigned short svid;
de044361
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154 /*
155 * Because of errata in the UCCs, we have to write to the reserved
156 * registers to slow the clocks down.
157 */
b11f53f3 158 svid = SVR_REV(mfspr(SVR));
1e7ed256
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159 switch (svid) {
160 case 0x0020:
b11f53f3
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161 /*
162 * MPC8360ECE.pdf QE_ENET10 table 4:
163 * IMMR + 0x14A8[4:5] = 11 (clk delay for UCC 2)
164 * IMMR + 0x14A8[18:19] = 11 (clk delay for UCC 1)
165 */
1e7ed256
HS
166 setbits_be32((void *)(CONFIG_SYS_IMMR + 0x14a8), 0x0c003000);
167 break;
168 case 0x0021:
b11f53f3
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169 /*
170 * MPC8360ECE.pdf QE_ENET10 table 4:
171 * IMMR + 0x14AC[24:27] = 1010
172 */
1e7ed256
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173 clrsetbits_be32((void *)(CONFIG_SYS_IMMR + 0x14ac),
174 0x00000050, 0x000000a0);
175 break;
176 }
62ddcf05
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177#endif
178
de044361 179 /* enable the PHY on the PIGGY */
b11f53f3 180 setbits_8(&base->pgy_eth, 0x01);
4897ee33 181 /* enable the Unit LED (green) */
b11f53f3 182 setbits_8(&base->oprth, WRL_BOOT);
5758dd76
SB
183 /* enable Application Buffer */
184 setbits_8(&base->oprtl, OPRTL_XBUFENA);
de044361 185
62ddcf05
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186#if defined(CONFIG_SUVD3)
187 /* configure UPMA for APP1 */
188 upmconfig(UPMA, (uint *) upma_table,
189 sizeof(upma_table) / sizeof(uint));
190 out_be32(mxmr, CONFIG_SYS_MAMR);
191#endif
de044361
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192 return 0;
193}
194
b11f53f3 195int misc_init_r(void)
19f0e930 196{
60c4ae00 197 ivm_read_eeprom(ivm_content, CONFIG_SYS_IVM_EEPROM_MAX_LEN);
19f0e930
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198 return 0;
199}
200
5bcd64cf
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201#if defined(CONFIG_KMVECT1)
202#include <mv88e6352.h>
203/* Marvell MV88E6122 switch configuration */
204static struct mv88e_sw_reg extsw_conf[] = {
205 /* port 1, FRONT_MDI, autoneg */
206 { PORT(1), PORT_PHY, NO_SPEED_FOR },
207 { PORT(1), PORT_CTRL, FORWARDING | EGRS_FLD_ALL },
208 { PHY(1), PHY_1000_CTRL, NO_ADV },
209 { PHY(1), PHY_SPEC_CTRL, AUTO_MDIX_EN },
210 { PHY(1), PHY_CTRL, PHY_100_MBPS | AUTONEG_EN | AUTONEG_RST |
211 FULL_DUPLEX },
212 /* port 2, unused */
213 { PORT(2), PORT_CTRL, PORT_DIS },
214 { PHY(2), PHY_CTRL, PHY_PWR_DOWN },
215 { PHY(2), PHY_SPEC_CTRL, SPEC_PWR_DOWN },
216 /* port 3, BP_MII (CPU), PHY mode, 100BASE */
217 { PORT(3), PORT_CTRL, FORWARDING | EGRS_FLD_ALL },
218 /* port 4, ESTAR to slot 11, SerDes, 1000BASE-X */
219 { PORT(4), PORT_STATUS, NO_PHY_DETECT },
220 { PORT(4), PORT_PHY, SPEED_1000_FOR },
221 { PORT(4), PORT_CTRL, FORWARDING | EGRS_FLD_ALL },
222 /* port 5, ESTAR to slot 13, SerDes, 1000BASE-X */
223 { PORT(5), PORT_STATUS, NO_PHY_DETECT },
224 { PORT(5), PORT_PHY, SPEED_1000_FOR },
225 { PORT(5), PORT_CTRL, FORWARDING | EGRS_FLD_ALL },
226 /*
227 * Errata Fix: 1.9V Output from Internal 1.8V Regulator,
228 * acc . MV-S300889-00D.pdf , clause 4.5
229 */
230 { PORT(5), 0x1A, 0xADB1 },
231 /* port 6, unused, this port has no phy */
232 { PORT(6), PORT_CTRL, PORT_DIS },
1ca899c7
HB
233 /*
234 * Errata Fix: 1.9V Output from Internal 1.8V Regulator,
235 * acc . MV-S300889-00D.pdf , clause 4.5
236 */
237 { PORT(5), 0x1A, 0xADB1 },
5bcd64cf
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238};
239#endif
240
f1fef1d8
HS
241int last_stage_init(void)
242{
5bcd64cf
KJ
243#if defined(CONFIG_KMVECT1)
244 struct km_bec_fpga __iomem *base =
245 (struct km_bec_fpga __iomem *)CONFIG_SYS_KMBEC_FPGA_BASE;
246 u8 tmp_reg;
247
248 /* Release mv88e6122 from reset */
249 tmp_reg = in_8(&base->res1[0]) | 0x10; /* DIRECT3 register */
250 out_8(&base->res1[0], tmp_reg); /* GP28 as output */
251 tmp_reg = in_8(&base->gprt3) | 0x10; /* GP28 to high */
252 out_8(&base->gprt3, tmp_reg);
253
254 /* configure MV88E6122 switch */
255 char *name = "UEC2";
256
257 if (miiphy_set_current_dev(name))
258 return 0;
259
260 mv88e_sw_program(name, CONFIG_KM_MVEXTSW_ADDR, extsw_conf,
261 ARRAY_SIZE(extsw_conf));
262
263 mv88e_sw_reset(name, CONFIG_KM_MVEXTSW_ADDR);
264
265 if (piggy_present()) {
266 setenv("ethact", "UEC2");
267 setenv("netdev", "eth1");
268 puts("using PIGGY for network boot\n");
269 } else {
270 setenv("netdev", "eth0");
271 puts("using frontport for network boot\n");
272 }
273#endif
274
13fff222
TH
275#if defined(CONFIG_KMCOGE5NE)
276 struct bfticu_iomap *base =
277 (struct bfticu_iomap *)CONFIG_SYS_BFTIC3_BASE;
278 u8 dip_switch = in_8((u8 *)&(base->mswitch)) & BFTICU_DIPSWITCH_MASK;
279
280 if (dip_switch != 0) {
281 /* start bootloader */
282 puts("DIP: Enabled\n");
283 setenv("actual_bank", "0");
284 }
285#endif
f1fef1d8
HS
286 set_km_env();
287 return 0;
288}
289
283857da 290static int fixed_sdram(void)
de044361 291{
b11f53f3 292 immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
de044361
HS
293 u32 msize = 0;
294 u32 ddr_size;
295 u32 ddr_size_log2;
296
b11f53f3 297 out_be32(&im->sysconf.ddrlaw[0].ar, (LAWAR_EN | 0x1e));
43afc17f 298 out_be32(&im->ddr.csbnds[0].csbnds, (CONFIG_SYS_DDR_CS0_BNDS) | 0x7f);
b11f53f3
HS
299 out_be32(&im->ddr.cs_config[0], CONFIG_SYS_DDR_CS0_CONFIG);
300 out_be32(&im->ddr.timing_cfg_0, CONFIG_SYS_DDR_TIMING_0);
301 out_be32(&im->ddr.timing_cfg_1, CONFIG_SYS_DDR_TIMING_1);
302 out_be32(&im->ddr.timing_cfg_2, CONFIG_SYS_DDR_TIMING_2);
303 out_be32(&im->ddr.timing_cfg_3, CONFIG_SYS_DDR_TIMING_3);
304 out_be32(&im->ddr.sdram_cfg, CONFIG_SYS_DDR_SDRAM_CFG);
305 out_be32(&im->ddr.sdram_cfg2, CONFIG_SYS_DDR_SDRAM_CFG2);
306 out_be32(&im->ddr.sdram_mode, CONFIG_SYS_DDR_MODE);
307 out_be32(&im->ddr.sdram_mode2, CONFIG_SYS_DDR_MODE2);
308 out_be32(&im->ddr.sdram_interval, CONFIG_SYS_DDR_INTERVAL);
309 out_be32(&im->ddr.sdram_clk_cntl, CONFIG_SYS_DDR_CLK_CNTL);
310 udelay(200);
55449a0d 311 setbits_be32(&im->ddr.sdram_cfg, SDRAM_CFG_MEM_EN);
de044361 312
118cbe3c 313 msize = CONFIG_SYS_DDR_SIZE << 20;
b11f53f3
HS
314 disable_addr_trans();
315 msize = get_ram_size(CONFIG_SYS_DDR_BASE, msize);
316 enable_addr_trans();
118cbe3c
HS
317 msize /= (1024 * 1024);
318 if (CONFIG_SYS_DDR_SIZE != msize) {
319 for (ddr_size = msize << 20, ddr_size_log2 = 0;
b11f53f3
HS
320 (ddr_size > 1);
321 ddr_size = ddr_size >> 1, ddr_size_log2++)
118cbe3c
HS
322 if (ddr_size & 1)
323 return -1;
b11f53f3
HS
324 out_be32(&im->sysconf.ddrlaw[0].ar,
325 (LAWAR_EN | ((ddr_size_log2 - 1) & LAWAR_SIZE)));
326 out_be32(&im->ddr.csbnds[0].csbnds,
327 (((msize / 16) - 1) & 0xff));
118cbe3c
HS
328 }
329
de044361
HS
330 return msize;
331}
332
088454cd 333int initdram(void)
de044361 334{
b11f53f3 335 immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
de044361
HS
336 u32 msize = 0;
337
b11f53f3 338 if ((in_be32(&im->sysconf.immrbar) & IMMRBAR_BASE_ADDR) != (u32)im)
088454cd 339 return -ENXIO;
de044361 340
b11f53f3
HS
341 out_be32(&im->sysconf.ddrlaw[0].bar,
342 CONFIG_SYS_DDR_BASE & LAWBAR_BAR);
343 msize = fixed_sdram();
de044361 344
9adda545 345#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
de044361
HS
346 /*
347 * Initialize DDR ECC byte
348 */
b11f53f3 349 ddr_enable_ecc(msize * 1024 * 1024);
de044361
HS
350#endif
351
352 /* return total bus SDRAM size(bytes) -- DDR */
088454cd
SG
353 gd->ram_size = msize * 1024 * 1024;
354
355 return 0;
de044361
HS
356}
357
b11f53f3 358int checkboard(void)
de044361 359{
62ddcf05
HS
360 puts("Board: Keymile " CONFIG_KM_BOARD_NAME);
361
1eb95ebe 362 if (piggy_present())
b11f53f3
HS
363 puts(" with PIGGY.");
364 puts("\n");
de044361
HS
365 return 0;
366}
367
89127c53 368int ft_board_setup(void *blob, bd_t *bd)
de044361 369{
62ddcf05 370 ft_cpu_setup(blob, bd);
e895a4b0
SG
371
372 return 0;
de044361 373}
19f0e930
HS
374
375#if defined(CONFIG_HUSH_INIT_VAR)
b11f53f3 376int hush_init_var(void)
19f0e930 377{
f32b3d3f 378 ivm_analyze_eeprom(ivm_content, CONFIG_SYS_IVM_EEPROM_MAX_LEN);
19f0e930
HS
379 return 0;
380}
381#endif
95209b66
TH
382
383#if defined(CONFIG_POST)
384int post_hotkeys_pressed(void)
385{
386 int testpin = 0;
387 struct km_bec_fpga *base =
388 (struct km_bec_fpga *)CONFIG_SYS_KMBEC_FPGA_BASE;
389 int testpin_reg = in_8(&base->CONFIG_TESTPIN_REG);
390 testpin = (testpin_reg & CONFIG_TESTPIN_MASK) != 0;
391 debug("post_hotkeys_pressed: %d\n", !testpin);
392 return testpin;
393}
394
395ulong post_word_load(void)
396{
397 void* addr = (ulong *) (CPM_POST_WORD_ADDR);
398 debug("post_word_load 0x%08lX: 0x%08X\n", (ulong)addr, in_le32(addr));
399 return in_le32(addr);
400
401}
402void post_word_store(ulong value)
403{
404 void* addr = (ulong *) (CPM_POST_WORD_ADDR);
405 debug("post_word_store 0x%08lX: 0x%08lX\n", (ulong)addr, value);
406 out_le32(addr, value);
407}
408
409int arch_memory_test_prepare(u32 *vstart, u32 *size, phys_addr_t *phys_offset)
410{
411 *vstart = CONFIG_SYS_MEMTEST_START;
412 *size = CONFIG_SYS_MEMTEST_END - CONFIG_SYS_MEMTEST_START;
413 debug("arch_memory_test_prepare 0x%08X 0x%08X\n", *vstart, *size);
414
415 return 0;
416}
417#endif