common: Drop image.h from common header
[oweals/u-boot.git] / board / Arcturus / ucp1020 / ucp1020.c
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright 2013-2019 Arcturus Networks, Inc.
4  *           https://www.arcturusnetworks.com/products/ucp1020/
5  *           by Oleksandr G Zhadan et al.
6  * based on board/freescale/p1_p2_rdb_pc/spl.c
7  * original copyright follows:
8  * Copyright 2013 Freescale Semiconductor, Inc.
9  */
10
11 #include <common.h>
12 #include <command.h>
13 #include <env.h>
14 #include <hwconfig.h>
15 #include <image.h>
16 #include <init.h>
17 #include <net.h>
18 #include <pci.h>
19 #include <i2c.h>
20 #include <miiphy.h>
21 #include <linux/libfdt.h>
22 #include <fdt_support.h>
23 #include <fsl_mdio.h>
24 #include <tsec.h>
25 #include <ioports.h>
26 #include <netdev.h>
27 #include <micrel.h>
28 #include <spi_flash.h>
29 #include <mmc.h>
30 #include <linux/ctype.h>
31 #include <asm/fsl_serdes.h>
32 #include <asm/gpio.h>
33 #include <asm/processor.h>
34 #include <asm/mmu.h>
35 #include <asm/cache.h>
36 #include <asm/immap_85xx.h>
37 #include <asm/fsl_pci.h>
38 #include <fsl_ddr_sdram.h>
39 #include <asm/io.h>
40 #include <asm/fsl_law.h>
41 #include <asm/fsl_lbc.h>
42 #include <asm/mp.h>
43 #include "ucp1020.h"
44
45 void spi_set_speed(struct spi_slave *slave, uint hz)
46 {
47         /* TO DO: It's actially have to be in spi/ */
48 }
49
50 /*
51  * To be compatible with cmd_gpio
52  */
53 int name_to_gpio(const char *name)
54 {
55         int gpio = 31 - simple_strtoul(name, NULL, 10);
56
57         if (gpio < 16)
58                 gpio = -1;
59
60         return gpio;
61 }
62
63 void board_gpio_init(void)
64 {
65         int i;
66         char envname[8], *val;
67
68         for (i = 0; i < GPIO_MAX_NUM; i++) {
69                 sprintf(envname, "GPIO%d", i);
70                 val = env_get(envname);
71                 if (val) {
72                         char direction = toupper(val[0]);
73                         char level = toupper(val[1]);
74
75                         if (direction == 'I') {
76                                 gpio_direction_input(i);
77                         } else {
78                                 if (direction == 'O') {
79                                         if (level == '1')
80                                                 gpio_direction_output(i, 1);
81                                         else
82                                                 gpio_direction_output(i, 0);
83                                 }
84                         }
85                 }
86         }
87
88         val = env_get("PCIE_OFF");
89         if (val) {
90                 gpio_direction_input(GPIO_PCIE1_EN);
91                 gpio_direction_input(GPIO_PCIE2_EN);
92         } else {
93                 gpio_direction_output(GPIO_PCIE1_EN, 1);
94                 gpio_direction_output(GPIO_PCIE2_EN, 1);
95         }
96
97         val = env_get("SDHC_CDWP_OFF");
98         if (!val) {
99                 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
100
101                 setbits_be32(&gur->pmuxcr,
102                              (MPC85xx_PMUXCR_SDHC_CD | MPC85xx_PMUXCR_SDHC_WP));
103         }
104 }
105
106 int board_early_init_f(void)
107 {
108         return 0;       /* Just in case. Could be disable in config file */
109 }
110
111 int checkboard(void)
112 {
113         printf("Board: %s\n", CONFIG_BOARDNAME_LOCAL);
114         board_gpio_init();
115 #ifdef CONFIG_MMC
116         printf("SD/MMC: 4-bit Mode\n");
117 #endif
118
119         return 0;
120 }
121
122 #ifdef CONFIG_PCI
123 void pci_init_board(void)
124 {
125         fsl_pcie_init_board(0);
126 }
127 #endif
128
129 int board_early_init_r(void)
130 {
131         const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
132         const u8 flash_esel = find_tlb_idx((void *)flashbase, 1);
133
134         /*
135          * Remap Boot flash region to caching-inhibited
136          * so that flash can be erased properly.
137          */
138
139         /* Flush d-cache and invalidate i-cache of any FLASH data */
140         flush_dcache();
141         invalidate_icache();
142
143         /* invalidate existing TLB entry for flash */
144         disable_tlb(flash_esel);
145
146         set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS, /* tlb, epn, rpn */
147                 MAS3_SX | MAS3_SW | MAS3_SR, MAS2_I | MAS2_G, /* perms, wimge */
148                 0, flash_esel, BOOKE_PAGESZ_64M, 1);/* ts, esel, tsize, iprot */
149
150         return 0;
151 }
152
153 int board_phy_config(struct phy_device *phydev)
154 {
155 #if defined(CONFIG_PHY_MICREL_KSZ9021)
156         int regval;
157         static int cnt;
158
159         if (cnt++ == 0)
160                 printf("PHYs address [");
161
162         if (phydev->addr == TSEC1_PHY_ADDR || phydev->addr == TSEC3_PHY_ADDR) {
163                 regval =
164                     ksz9021_phy_extended_read(phydev,
165                                               MII_KSZ9021_EXT_STRAP_STATUS);
166                 /*
167                  * min rx data delay
168                  */
169                 ksz9021_phy_extended_write(phydev,
170                                            MII_KSZ9021_EXT_RGMII_RX_DATA_SKEW,
171                                            0x6666);
172                 /*
173                  * max rx/tx clock delay, min rx/tx control
174                  */
175                 ksz9021_phy_extended_write(phydev,
176                                            MII_KSZ9021_EXT_RGMII_CLOCK_SKEW,
177                                            0xf6f6);
178                 printf("0x%x", (regval & 0x1f));
179         } else {
180                 printf("0x%x", (TSEC2_PHY_ADDR & 0x1f));
181         }
182         if (cnt == 3)
183                 printf("] ");
184         else
185                 printf(",");
186 #endif
187
188 #if defined(CONFIG_PHY_MICREL_KSZ9031_DEBUG)
189         regval = ksz9031_phy_extended_read(phydev, 2, 0x01, 0x4000);
190         if (regval >= 0)
191                 printf(" (ADDR 0x%x) ", regval & 0x1f);
192 #endif
193
194         return 0;
195 }
196
197 int last_stage_init(void)
198 {
199         static char newkernelargs[256];
200         static u8 id1[16];
201         static u8 id2;
202 #ifdef CONFIG_MMC
203         struct mmc *mmc;
204 #endif
205         char *sval, *kval;
206
207         if (i2c_read(CONFIG_SYS_I2C_IDT6V49205B, 7, 1, &id1[0], 2) < 0) {
208                 printf("Error reading i2c IDT6V49205B information!\n");
209         } else {
210                 printf("IDT6V49205B(0x%02x): ready\n", id1[1]);
211                 i2c_read(CONFIG_SYS_I2C_IDT6V49205B, 4, 1, &id1[0], 2);
212                 if (!(id1[1] & 0x02)) {
213                         id1[1] |= 0x02;
214                         i2c_write(CONFIG_SYS_I2C_IDT6V49205B, 4, 1, &id1[0], 2);
215                         asm("nop; nop");
216                 }
217         }
218
219         if (i2c_read(CONFIG_SYS_I2C_NCT72_ADDR, 0xFE, 1, &id2, 1) < 0)
220                 printf("Error reading i2c NCT72 information!\n");
221         else
222                 printf("NCT72(0x%x): ready\n", id2);
223
224         kval = env_get("kernelargs");
225
226 #ifdef CONFIG_MMC
227         mmc = find_mmc_device(0);
228         if (mmc)
229                 if (!mmc_init(mmc)) {
230                         printf("MMC/SD card detected\n");
231                         if (kval) {
232                                 int n = strlen(defkargs);
233                                 char *tmp = strstr(kval, defkargs);
234
235                                 *tmp = 0;
236                                 strcpy(newkernelargs, kval);
237                                 strcat(newkernelargs, " ");
238                                 strcat(newkernelargs, mmckargs);
239                                 strcat(newkernelargs, " ");
240                                 strcat(newkernelargs, &tmp[n]);
241                                 env_set("kernelargs", newkernelargs);
242                         } else {
243                                 env_set("kernelargs", mmckargs);
244                         }
245                 }
246 #endif
247         get_arc_info();
248
249         if (kval) {
250                 sval = env_get("SERIAL");
251                 if (sval) {
252                         strcpy(newkernelargs, "SN=");
253                         strcat(newkernelargs, sval);
254                         strcat(newkernelargs, " ");
255                         strcat(newkernelargs, kval);
256                         env_set("kernelargs", newkernelargs);
257                 }
258         } else {
259                 printf("Error reading kernelargs env variable!\n");
260         }
261
262         return 0;
263 }
264
265 int board_eth_init(bd_t *bis)
266 {
267         struct fsl_pq_mdio_info mdio_info;
268         struct tsec_info_struct tsec_info[4];
269 #ifdef CONFIG_TSEC2
270         ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
271 #endif
272         int num = 0;
273
274 #ifdef CONFIG_TSEC1
275         SET_STD_TSEC_INFO(tsec_info[num], 1);
276         num++;
277 #endif
278 #ifdef CONFIG_TSEC2
279         SET_STD_TSEC_INFO(tsec_info[num], 2);
280         if (is_serdes_configured(SGMII_TSEC2)) {
281                 if (!(in_be32(&gur->pordevsr) & MPC85xx_PORDEVSR_SGMII2_DIS)) {
282                         puts("eTSEC2 is in sgmii mode.\n");
283                         tsec_info[num].flags |= TSEC_SGMII;
284                         tsec_info[num].phyaddr = TSEC2_PHY_ADDR_SGMII;
285                 }
286         }
287         num++;
288 #endif
289 #ifdef CONFIG_TSEC3
290         SET_STD_TSEC_INFO(tsec_info[num], 3);
291         num++;
292 #endif
293
294         if (!num) {
295                 printf("No TSECs initialized\n");
296                 return 0;
297         }
298
299         mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
300         mdio_info.name = DEFAULT_MII_NAME;
301
302         fsl_pq_mdio_init(bis, &mdio_info);
303
304         tsec_eth_init(bis, tsec_info, num);
305
306         return pci_eth_init(bis);
307 }
308
309 #ifdef CONFIG_OF_BOARD_SETUP
310 int ft_board_setup(void *blob, bd_t *bd)
311 {
312         phys_addr_t base;
313         phys_size_t size;
314         const char *soc_usb_compat = "fsl-usb2-dr";
315         int err, usb1_off, usb2_off;
316
317         ft_cpu_setup(blob, bd);
318
319         base = env_get_bootm_low();
320         size = env_get_bootm_size();
321
322         fdt_fixup_memory(blob, (u64)base, (u64)size);
323
324         FT_FSL_PCI_SETUP;
325
326 #if defined(CONFIG_HAS_FSL_DR_USB)
327         fsl_fdt_fixup_dr_usb(blob, bd);
328 #endif
329
330 #if defined(CONFIG_SDCARD) || defined(CONFIG_SPIFLASH)
331         /* Delete eLBC node as it is muxed with USB2 controller */
332         if (hwconfig("usb2")) {
333                 const char *soc_elbc_compat = "fsl,p1020-elbc";
334                 int off = fdt_node_offset_by_compatible(blob, -1,
335                                                         soc_elbc_compat);
336                 if (off < 0) {
337                         printf
338                             ("WARNING: could not find compatible node %s: %s\n",
339                              soc_elbc_compat, fdt_strerror(off));
340                         return off;
341                 }
342                 err = fdt_del_node(blob, off);
343                 if (err < 0) {
344                         printf("WARNING: could not remove %s: %s\n",
345                                soc_elbc_compat, fdt_strerror(err));
346                 }
347                 return err;
348         }
349 #endif
350
351 /* Delete USB2 node as it is muxed with eLBC */
352         usb1_off = fdt_node_offset_by_compatible(blob, -1, soc_usb_compat);
353         if (usb1_off < 0) {
354                 printf("WARNING: could not find compatible node %s: %s.\n",
355                        soc_usb_compat, fdt_strerror(usb1_off));
356                 return usb1_off;
357         }
358         usb2_off =
359             fdt_node_offset_by_compatible(blob, usb1_off, soc_usb_compat);
360         if (usb2_off < 0) {
361                 printf("WARNING: could not find compatible node %s: %s.\n",
362                        soc_usb_compat, fdt_strerror(usb2_off));
363                 return usb2_off;
364         }
365         err = fdt_del_node(blob, usb2_off);
366         if (err < 0) {
367                 printf("WARNING: could not remove %s: %s.\n",
368                        soc_usb_compat, fdt_strerror(err));
369         }
370         return 0;
371 }
372 #endif