1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright 2009-2013 Freescale Semiconductor, Inc.
10 #include <fdt_support.h>
16 #include <linux/compiler.h>
18 #include <asm/processor.h>
19 #include <asm/immap_85xx.h>
20 #include <asm/fsl_law.h>
21 #include <asm/fsl_serdes.h>
22 #include <asm/fsl_liodn.h>
25 #include "../common/qixis.h"
26 #include "../common/vsc3316_3308.h"
27 #include "../common/vid.h"
29 #include "t208xqds_qixis.h"
31 DECLARE_GLOBAL_DATA_PTR;
37 struct cpu_type *cpu = gd->arch.cpu;
38 static const char *freq[4] = {
39 "100.00MHZ(from 8T49N222A)", "125.00MHz",
40 "156.25MHZ", "100.00MHz"
43 printf("Board: %sQDS, ", cpu->name);
44 sw = QIXIS_READ(arch);
45 printf("Sys ID: 0x%02x, Board Arch: V%d, ", QIXIS_READ(id), sw >> 4);
46 printf("Board Version: %c, boot from ", (sw & 0xf) + 'A' - 1);
53 sw = QIXIS_READ(brdcfg[0]);
54 sw = (sw & QIXIS_LBMAP_MASK) >> QIXIS_LBMAP_SHIFT;
57 printf("vBank%d\n", sw);
63 printf("invalid setting of SW%u\n", QIXIS_LBMAP_SWITCH);
66 printf("FPGA: v%d (%s), build %d", (int)QIXIS_READ(scver),
67 qixis_read_tag(buf), (int)qixis_read_minor());
68 /* the timestamp string contains "\n" at the end */
69 printf(" on %s", qixis_read_time(buf));
71 puts("SERDES Reference Clocks:\n");
72 sw = QIXIS_READ(brdcfg[2]);
73 printf("SD1_CLK1=%s, SD1_CLK2=%s\n", freq[sw >> 6],
74 freq[(sw >> 4) & 0x3]);
75 printf("SD2_CLK1=%s, SD2_CLK2=%s\n", freq[(sw & 0xf) >> 2],
81 int select_i2c_ch_pca9547(u8 ch, int bus_num)
88 ret = i2c_get_chip_for_busnum(bus_num, I2C_MUX_PCA_ADDR_PRI, 1, &dev);
90 printf("%s: Cannot find udev for a bus %d\n", __func__,
94 ret = dm_i2c_write(dev, 0, &ch, 1);
96 ret = i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, &ch, 1);
99 puts("PCA: failed to select proper channel\n");
106 int i2c_multiplexer_select_vid_channel(u8 channel)
108 return select_i2c_ch_pca9547(channel, 0);
111 int brd_mux_lane_to_slot(void)
113 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
116 srds_prtcl_s1 = in_be32(&gur->rcwsr[4]) &
117 FSL_CORENET2_RCWSR4_SRDS1_PRTCL;
118 srds_prtcl_s1 >>= FSL_CORENET2_RCWSR4_SRDS1_PRTCL_SHIFT;
119 #if defined(CONFIG_TARGET_T2080QDS)
120 u32 srds_prtcl_s2 = in_be32(&gur->rcwsr[4]) &
121 FSL_CORENET2_RCWSR4_SRDS2_PRTCL;
122 srds_prtcl_s2 >>= FSL_CORENET2_RCWSR4_SRDS2_PRTCL_SHIFT;
125 switch (srds_prtcl_s1) {
127 /* SerDes1 is not enabled */
129 #if defined(CONFIG_TARGET_T2080QDS)
133 /* SD1(A:D) => SLOT3 SGMII
134 * SD1(G:H) => SLOT1 SGMII
136 QIXIS_WRITE(brdcfg[12], 0x1a);
140 /* SD1(A:B) => SLOT3 SGMII@1.25bps
141 * SD1(C:D) => SFP Module, SGMII@3.125bps
142 * SD1(E:H) => SLOT1 SGMII@1.25bps
145 /* SD1(A:B) => SLOT3 SGMII@1.25bps
146 * SD1(C) => SFP Module, SGMII@3.125bps
147 * SD1(D) => SFP Module, SGMII@1.25bps
148 * SD1(E:H) => SLOT1 PCIe4 x4
150 QIXIS_WRITE(brdcfg[12], 0x3a);
154 /* SD1(A:D) => SLOT3 XAUI
155 * SD1(E) => SLOT1 PCIe4
156 * SD1(F:H) => SLOT2 SGMII
158 QIXIS_WRITE(brdcfg[12], 0x15);
162 /* SD1(A:D) => XFI cage
163 * SD1(E:H) => SLOT1 PCIe4
165 QIXIS_WRITE(brdcfg[12], 0xfe);
169 /* SD1(A:D) => XFI cage
170 * SD1(E) => SLOT1 PCIe4
171 * SD1(F:H) => SLOT2 SGMII
173 QIXIS_WRITE(brdcfg[12], 0xf1);
177 /* SD1(A:B) => XFI cage
178 * SD1(C:D) => SLOT3 SGMII
179 * SD1(E:H) => SLOT1 PCIe4
181 QIXIS_WRITE(brdcfg[12], 0xda);
184 /* SD1(A:B) => SFP Module, XFI
185 * SD1(C:D) => SLOT3 SGMII
186 * SD1(E:F) => SLOT1 PCIe4 x2
187 * SD1(G:H) => SLOT2 SGMII
189 QIXIS_WRITE(brdcfg[12], 0xd9);
192 /* SD1(A:H) => SLOT3 PCIe3 x8
194 QIXIS_WRITE(brdcfg[12], 0x0);
197 /* SD1(A) => SLOT3 PCIe3 x1
198 * SD1(B) => SFP Module, SGMII@1.25bps
199 * SD1(C:D) => SFP Module, SGMII@3.125bps
200 * SD1(E:F) => SLOT1 PCIe4 x2
201 * SD1(G:H) => SLOT2 SGMII
203 QIXIS_WRITE(brdcfg[12], 0x79);
206 /* SD1(A:D) => SLOT3 PCIe3 x4
207 * SD1(E:H) => SLOT1 PCIe4 x4
209 QIXIS_WRITE(brdcfg[12], 0x1a);
211 #elif defined(CONFIG_TARGET_T2081QDS)
214 /* SD1(A:D) => SLOT2 XAUI
215 * SD1(E) => SLOT1 PCIe4 x1
216 * SD1(F:H) => SLOT3 SGMII
218 QIXIS_WRITE(brdcfg[12], 0x98);
219 QIXIS_WRITE(brdcfg[13], 0x70);
223 /* SD1(A:D) => XFI SFP Module
224 * SD1(E) => SLOT1 PCIe4 x1
225 * SD1(F:H) => SLOT3 SGMII
227 QIXIS_WRITE(brdcfg[12], 0x80);
228 QIXIS_WRITE(brdcfg[13], 0x70);
232 /* SD1(A:B) => XFI SFP Module
233 * SD1(C:D) => SLOT2 SGMII
234 * SD1(E:H) => SLOT1 PCIe4 x4
236 QIXIS_WRITE(brdcfg[12], 0xe8);
237 QIXIS_WRITE(brdcfg[13], 0x0);
241 /* SD1(A:D) => SLOT2 PCIe3 x4
242 * SD1(F:H) => SLOT1 SGMI4 x4
244 QIXIS_WRITE(brdcfg[12], 0xf8);
245 QIXIS_WRITE(brdcfg[13], 0x0);
249 /* SD1(A) => SLOT2 PCIe3 x1
250 * SD1(B) => SLOT7 SGMII
251 * SD1(C) => SLOT6 SGMII
252 * SD1(D) => SLOT5 SGMII
253 * SD1(E) => SLOT1 PCIe4 x1
254 * SD1(F:H) => SLOT3 SGMII
256 QIXIS_WRITE(brdcfg[12], 0x80);
257 QIXIS_WRITE(brdcfg[13], 0x70);
261 /* SD1(A:D) => SLOT2 PCIe3 x4
262 * SD1(E) => SLOT1 PCIe4 x1
263 * SD1(F) => SLOT4 PCIe1 x1
264 * SD1(G) => SLOT3 PCIe2 x1
265 * SD1(H) => SLOT7 SGMII
267 QIXIS_WRITE(brdcfg[12], 0x98);
268 QIXIS_WRITE(brdcfg[13], 0x25);
271 /* SD1(A) => SLOT2 PCIe3 x1
272 * SD1(B:D) => SLOT7 SGMII
273 * SD1(E) => SLOT1 PCIe4 x1
274 * SD1(F) => SLOT4 PCIe1 x1
275 * SD1(G) => SLOT3 PCIe2 x1
276 * SD1(H) => SLOT7 SGMII
278 QIXIS_WRITE(brdcfg[12], 0x81);
279 QIXIS_WRITE(brdcfg[13], 0xa5);
283 printf("WARNING: unsupported for SerDes1 Protocol %d\n",
288 #ifdef CONFIG_TARGET_T2080QDS
289 switch (srds_prtcl_s2) {
291 /* SerDes2 is not enabled */
295 /* SD2(A:H) => SLOT4 PCIe1 */
296 QIXIS_WRITE(brdcfg[13], 0x10);
301 * SD2(A:D) => SLOT4 PCIe1
302 * SD2(E:F) => SLOT5 PCIe2
303 * SD2(G:H) => SATA1,SATA2
305 QIXIS_WRITE(brdcfg[13], 0xb0);
309 * SD2(A:D) => SLOT4 PCIe1
310 * SD2(E:F) => SLOT5 Aurora
311 * SD2(G:H) => SATA1,SATA2
313 QIXIS_WRITE(brdcfg[13], 0x78);
317 * SD2(A:D) => SLOT4 PCIe1
318 * SD2(E:H) => SLOT5 PCIe2
320 QIXIS_WRITE(brdcfg[13], 0xa0);
326 * SD2(A:D) => SLOT4 SRIO2
327 * SD2(E:H) => SLOT5 SRIO1
329 QIXIS_WRITE(brdcfg[13], 0xa0);
333 * SD2(A:D) => SLOT4 SRIO2
335 * SD2(G:H) => SATA1,SATA2
337 QIXIS_WRITE(brdcfg[13], 0x78);
340 printf("WARNING: unsupported for SerDes2 Protocol %d\n",
348 int board_early_init_r(void)
350 const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
351 int flash_esel = find_tlb_idx((void *)flashbase, 1);
354 * Remap Boot flash + PROMJET region to caching-inhibited
355 * so that flash can be erased properly.
358 /* Flush d-cache and invalidate i-cache of any FLASH data */
362 if (flash_esel == -1) {
363 /* very unlikely unless something is messed up */
364 puts("Error: Could not find TLB for FLASH BASE\n");
365 flash_esel = 2; /* give our best effort to continue */
367 /* invalidate existing TLB entry for flash + promjet */
368 disable_tlb(flash_esel);
371 set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
372 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
373 0, flash_esel, BOOKE_PAGESZ_256M, 1);
375 /* Disable remote I2C connection to qixis fpga */
376 QIXIS_WRITE(brdcfg[5], QIXIS_READ(brdcfg[5]) & ~BRDCFG5_IRE);
379 * Adjust core voltage according to voltage ID
380 * This function changes I2C mux to channel 2.
383 printf("Warning: Adjusting core voltage failed.\n");
385 brd_mux_lane_to_slot();
386 select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT, 0);
391 unsigned long get_board_sys_clk(void)
393 u8 sysclk_conf = QIXIS_READ(brdcfg[1]);
394 #ifdef CONFIG_FSL_QIXIS_CLOCK_MEASUREMENT
395 /* use accurate clock measurement */
396 int freq = QIXIS_READ(clk_freq[0]) << 8 | QIXIS_READ(clk_freq[1]);
397 int base = QIXIS_READ(clk_base[0]) << 8 | QIXIS_READ(clk_base[1]);
402 debug("SYS Clock measurement is: %d\n", val);
405 printf("Warning: SYS clock measurement is invalid, ");
406 printf("using value from brdcfg1.\n");
410 switch (sysclk_conf & 0x0F) {
411 case QIXIS_SYSCLK_83:
413 case QIXIS_SYSCLK_100:
415 case QIXIS_SYSCLK_125:
417 case QIXIS_SYSCLK_133:
419 case QIXIS_SYSCLK_150:
421 case QIXIS_SYSCLK_160:
423 case QIXIS_SYSCLK_166:
429 unsigned long get_board_ddr_clk(void)
431 u8 ddrclk_conf = QIXIS_READ(brdcfg[1]);
432 #ifdef CONFIG_FSL_QIXIS_CLOCK_MEASUREMENT
433 /* use accurate clock measurement */
434 int freq = QIXIS_READ(clk_freq[2]) << 8 | QIXIS_READ(clk_freq[3]);
435 int base = QIXIS_READ(clk_base[0]) << 8 | QIXIS_READ(clk_base[1]);
440 debug("DDR Clock measurement is: %d\n", val);
443 printf("Warning: DDR clock measurement is invalid, ");
444 printf("using value from brdcfg1.\n");
448 switch ((ddrclk_conf & 0x30) >> 4) {
449 case QIXIS_DDRCLK_100:
451 case QIXIS_DDRCLK_125:
453 case QIXIS_DDRCLK_133:
459 int misc_init_r(void)
464 int ft_board_setup(void *blob, struct bd_info *bd)
469 ft_cpu_setup(blob, bd);
471 base = env_get_bootm_low();
472 size = env_get_bootm_size();
474 fdt_fixup_memory(blob, (u64)base, (u64)size);
477 pci_of_setup(blob, bd);
480 fdt_fixup_liodn(blob);
481 fsl_fdt_fixup_dr_usb(blob, bd);
483 #ifdef CONFIG_SYS_DPAA_FMAN
484 #ifndef CONFIG_DM_ETH
485 fdt_fixup_fman_ethernet(blob);
487 fdt_fixup_board_enet(blob);