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Tom Rini83d290c2018-05-06 17:58:06 -04001// SPDX-License-Identifier: GPL-2.0+
Prabhakar Kushwaha7d436072013-09-12 11:11:28 +05302/*
3 * Copyright 2013 Freescale Semiconductor, Inc.
Prabhakar Kushwaha7d436072013-09-12 11:11:28 +05304 */
5
6#include <common.h>
7#include <command.h>
Simon Glass7b51b572019-08-01 09:46:52 -06008#include <env.h>
Prabhakar Kushwaha7d436072013-09-12 11:11:28 +05309#include <i2c.h>
10#include <netdev.h>
11#include <linux/compiler.h>
12#include <asm/mmu.h>
13#include <asm/processor.h>
14#include <asm/cache.h>
15#include <asm/immap_85xx.h>
16#include <asm/fsl_law.h>
17#include <asm/fsl_serdes.h>
Prabhakar Kushwaha7d436072013-09-12 11:11:28 +053018#include <asm/fsl_liodn.h>
19#include <fm_eth.h>
Zhao Qiang6259e292014-03-21 16:21:46 +080020#include <hwconfig.h>
Prabhakar Kushwaha7d436072013-09-12 11:11:28 +053021
tang yuantian7d0e97a2014-12-18 10:20:07 +080022#include "../common/sleep.h"
Prabhakar Kushwaha7d436072013-09-12 11:11:28 +053023#include "../common/qixis.h"
24#include "t1040qds.h"
25#include "t1040qds_qixis.h"
26
27DECLARE_GLOBAL_DATA_PTR;
28
29int checkboard(void)
30{
31 char buf[64];
32 u8 sw;
33 struct cpu_type *cpu = gd->arch.cpu;
34 static const char *const freq[] = {"100", "125", "156.25", "161.13",
35 "122.88", "122.88", "122.88"};
36 int clock;
37
38 printf("Board: %sQDS, ", cpu->name);
39 printf("Sys ID: 0x%02x, Sys Ver: 0x%02x, ",
40 QIXIS_READ(id), QIXIS_READ(arch));
41
42 sw = QIXIS_READ(brdcfg[0]);
43 sw = (sw & QIXIS_LBMAP_MASK) >> QIXIS_LBMAP_SHIFT;
44
45 if (sw < 0x8)
46 printf("vBank: %d\n", sw);
47 else if (sw == 0x8)
48 puts("PromJet\n");
49 else if (sw == 0x9)
50 puts("NAND\n");
51 else if (sw == 0x15)
52 printf("IFCCard\n");
53 else
54 printf("invalid setting of SW%u\n", QIXIS_LBMAP_SWITCH);
55
56 printf("FPGA: v%d (%s), build %d",
57 (int)QIXIS_READ(scver), qixis_read_tag(buf),
58 (int)qixis_read_minor());
59 /* the timestamp string contains "\n" at the end */
60 printf(" on %s", qixis_read_time(buf));
61
62 /*
63 * Display the actual SERDES reference clocks as configured by the
64 * dip switches on the board. Note that the SWx registers could
65 * technically be set to force the reference clocks to match the
66 * values that the SERDES expects (or vice versa). For now, however,
67 * we just display both values and hope the user notices when they
68 * don't match.
69 */
70 puts("SERDES Reference: ");
71 sw = QIXIS_READ(brdcfg[2]);
72 clock = (sw >> 6) & 3;
73 printf("Clock1=%sMHz ", freq[clock]);
74 clock = (sw >> 4) & 3;
75 printf("Clock2=%sMHz\n", freq[clock]);
76
77 return 0;
78}
79
80int select_i2c_ch_pca9547(u8 ch)
81{
82 int ret;
83
84 ret = i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, &ch, 1);
85 if (ret) {
86 puts("PCA: failed to select proper channel\n");
87 return ret;
88 }
89
90 return 0;
91}
92
Zhao Qiang6259e292014-03-21 16:21:46 +080093static void qe_board_setup(void)
94{
95 u8 brdcfg15, brdcfg9;
96
97 if (hwconfig("qe") && hwconfig("tdm")) {
98 brdcfg15 = QIXIS_READ(brdcfg[15]);
99 /*
100 * TDMRiser uses QE-TDM
101 * Route QE_TDM signals to TDM Riser slot
102 */
103 QIXIS_WRITE(brdcfg[15], brdcfg15 | 7);
104 } else if (hwconfig("qe") && hwconfig("uart")) {
105 brdcfg15 = QIXIS_READ(brdcfg[15]);
106 brdcfg9 = QIXIS_READ(brdcfg[9]);
107 /*
108 * Route QE_TDM signals to UCC
109 * ProfiBus controlled by UCC3
110 */
111 brdcfg15 &= 0xfc;
112 QIXIS_WRITE(brdcfg[15], brdcfg15 | 2);
113 QIXIS_WRITE(brdcfg[9], brdcfg9 | 4);
114 }
115}
116
tang yuantian7d0e97a2014-12-18 10:20:07 +0800117int board_early_init_f(void)
118{
119#if defined(CONFIG_DEEP_SLEEP)
120 if (is_warm_boot())
121 fsl_dp_disable_console();
122#endif
123
124 return 0;
125}
126
Prabhakar Kushwaha7d436072013-09-12 11:11:28 +0530127int board_early_init_r(void)
128{
129#ifdef CONFIG_SYS_FLASH_BASE
130 const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
York Sun9d045682014-06-24 21:16:20 -0700131 int flash_esel = find_tlb_idx((void *)flashbase, 1);
Prabhakar Kushwaha7d436072013-09-12 11:11:28 +0530132
133 /*
134 * Remap Boot flash + PROMJET region to caching-inhibited
135 * so that flash can be erased properly.
136 */
137
138 /* Flush d-cache and invalidate i-cache of any FLASH data */
139 flush_dcache();
140 invalidate_icache();
141
York Sun9d045682014-06-24 21:16:20 -0700142 if (flash_esel == -1) {
143 /* very unlikely unless something is messed up */
144 puts("Error: Could not find TLB for FLASH BASE\n");
145 flash_esel = 2; /* give our best effort to continue */
146 } else {
147 /* invalidate existing TLB entry for flash + promjet */
148 disable_tlb(flash_esel);
149 }
Prabhakar Kushwaha7d436072013-09-12 11:11:28 +0530150
151 set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
152 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
153 0, flash_esel, BOOKE_PAGESZ_256M, 1);
154#endif
Prabhakar Kushwaha7d436072013-09-12 11:11:28 +0530155 select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
156
157 return 0;
158}
159
160unsigned long get_board_sys_clk(void)
161{
162 u8 sysclk_conf = QIXIS_READ(brdcfg[1]);
163
164 switch (sysclk_conf & 0x0F) {
165 case QIXIS_SYSCLK_64:
166 return 64000000;
167 case QIXIS_SYSCLK_83:
168 return 83333333;
169 case QIXIS_SYSCLK_100:
170 return 100000000;
171 case QIXIS_SYSCLK_125:
172 return 125000000;
173 case QIXIS_SYSCLK_133:
174 return 133333333;
175 case QIXIS_SYSCLK_150:
176 return 150000000;
177 case QIXIS_SYSCLK_160:
178 return 160000000;
179 case QIXIS_SYSCLK_166:
180 return 166666666;
181 }
182 return 66666666;
183}
184
185unsigned long get_board_ddr_clk(void)
186{
187 u8 ddrclk_conf = QIXIS_READ(brdcfg[1]);
188
189 switch ((ddrclk_conf & 0x30) >> 4) {
190 case QIXIS_DDRCLK_100:
191 return 100000000;
192 case QIXIS_DDRCLK_125:
193 return 125000000;
194 case QIXIS_DDRCLK_133:
195 return 133333333;
196 }
197 return 66666666;
198}
199
Prabhakar Kushwaha7d436072013-09-12 11:11:28 +0530200#define NUM_SRDS_BANKS 2
201int misc_init_r(void)
202{
203 u8 sw;
204 serdes_corenet_t *srds_regs =
205 (void *)CONFIG_SYS_FSL_CORENET_SERDES_ADDR;
206 u32 actual[NUM_SRDS_BANKS] = { 0 };
207 int i;
208
209 sw = QIXIS_READ(brdcfg[2]);
210 for (i = 0; i < NUM_SRDS_BANKS; i++) {
211 unsigned int clock = (sw >> (6 - 2 * i)) & 3;
212 switch (clock) {
213 case 0:
214 actual[i] = SRDS_PLLCR0_RFCK_SEL_100;
215 break;
216 case 1:
217 actual[i] = SRDS_PLLCR0_RFCK_SEL_125;
218 break;
219 case 2:
220 actual[i] = SRDS_PLLCR0_RFCK_SEL_156_25;
221 break;
222 }
223 }
224
225 puts("SerDes1");
226 for (i = 0; i < NUM_SRDS_BANKS; i++) {
227 u32 pllcr0 = srds_regs->bank[i].pllcr0;
228 u32 expected = pllcr0 & SRDS_PLLCR0_RFCK_SEL_MASK;
229 if (expected != actual[i]) {
230 printf("expects ref clk%d %sMHz, but actual is %sMHz\n",
231 i + 1, serdes_clock_to_string(expected),
232 serdes_clock_to_string(actual[i]));
233 }
234 }
235
Zhao Qiang6259e292014-03-21 16:21:46 +0800236 qe_board_setup();
237
Prabhakar Kushwaha7d436072013-09-12 11:11:28 +0530238 return 0;
239}
240
Simon Glasse895a4b2014-10-23 18:58:47 -0600241int ft_board_setup(void *blob, bd_t *bd)
Prabhakar Kushwaha7d436072013-09-12 11:11:28 +0530242{
243 phys_addr_t base;
244 phys_size_t size;
245
246 ft_cpu_setup(blob, bd);
247
Simon Glass723806c2017-08-03 12:22:15 -0600248 base = env_get_bootm_low();
249 size = env_get_bootm_size();
Prabhakar Kushwaha7d436072013-09-12 11:11:28 +0530250
251 fdt_fixup_memory(blob, (u64)base, (u64)size);
252
253#ifdef CONFIG_PCI
254 pci_of_setup(blob, bd);
255#endif
256
257 fdt_fixup_liodn(blob);
258
259#ifdef CONFIG_HAS_FSL_DR_USB
Sriram Dasha5c289b2016-09-16 17:12:15 +0530260 fsl_fdt_fixup_dr_usb(blob, bd);
Prabhakar Kushwaha7d436072013-09-12 11:11:28 +0530261#endif
262
263#ifdef CONFIG_SYS_DPAA_FMAN
264 fdt_fixup_fman_ethernet(blob);
Prabhakar Kushwaha5b7672f2014-01-27 15:55:20 +0530265 fdt_fixup_board_enet(blob);
Prabhakar Kushwaha7d436072013-09-12 11:11:28 +0530266#endif
Simon Glasse895a4b2014-10-23 18:58:47 -0600267
268 return 0;
Prabhakar Kushwaha7d436072013-09-12 11:11:28 +0530269}
270
271void qixis_dump_switch(void)
272{
273 int i, nr_of_cfgsw;
274
275 QIXIS_WRITE(cms[0], 0x00);
276 nr_of_cfgsw = QIXIS_READ(cms[1]);
277
278 puts("DIP switch settings dump:\n");
279 for (i = 1; i <= nr_of_cfgsw; i++) {
280 QIXIS_WRITE(cms[0], i);
281 printf("SW%d = (0x%02x)\n", i, QIXIS_READ(cms[1]));
282 }
283}
Prabhakar Kushwaha8c618dd2013-12-26 12:40:55 +0530284
285int board_need_mem_reset(void)
286{
287 return 1;
288}