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Timur Tabic59e1b42010-06-14 15:28:24 -05001/*
ramneek mehresh3d7506f2012-04-18 19:39:53 +00002 * Copyright 2010-2012 Freescale Semiconductor, Inc.
Timur Tabic59e1b42010-06-14 15:28:24 -05003 * Authors: Srikanth Srinivasan <srikanth.srinivasan@freescale.com>
4 * Timur Tabi <timur@freescale.com>
5 *
Wolfgang Denk1a459662013-07-08 09:37:19 +02006 * SPDX-License-Identifier: GPL-2.0+
Timur Tabic59e1b42010-06-14 15:28:24 -05007 */
8
9#include <common.h>
10#include <command.h>
11#include <pci.h>
12#include <asm/processor.h>
13#include <asm/mmu.h>
14#include <asm/cache.h>
15#include <asm/immap_85xx.h>
16#include <asm/fsl_pci.h>
York Sun5614e712013-09-30 09:22:09 -070017#include <fsl_ddr_sdram.h>
Timur Tabic59e1b42010-06-14 15:28:24 -050018#include <asm/fsl_serdes.h>
19#include <asm/io.h>
20#include <libfdt.h>
21#include <fdt_support.h>
Andy Fleming063c1262011-04-08 02:10:54 -050022#include <fsl_mdio.h>
Timur Tabic59e1b42010-06-14 15:28:24 -050023#include <tsec.h>
24#include <asm/fsl_law.h>
Timur Tabic59e1b42010-06-14 15:28:24 -050025#include <netdev.h>
26#include <i2c.h>
Timur Tabia2d12f82010-07-21 16:56:19 -050027#include <hwconfig.h>
Timur Tabic59e1b42010-06-14 15:28:24 -050028
29#include "../common/ngpixis.h"
30
31DECLARE_GLOBAL_DATA_PTR;
32
33int board_early_init_f(void)
34{
35 ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
36
37 /* Set pmuxcr to allow both i2c1 and i2c2 */
38 setbits_be32(&gur->pmuxcr, 0x1000);
Matthew McClintockaf253602012-05-18 06:04:17 +000039#ifdef CONFIG_SYS_RAMBOOT
40 setbits_be32(&gur->pmuxcr,
41 in_be32(&gur->pmuxcr) | MPC85xx_PMUXCR_SD_DATA);
42#endif
Timur Tabic59e1b42010-06-14 15:28:24 -050043
44 /* Read back the register to synchronize the write. */
45 in_be32(&gur->pmuxcr);
46
47 /* Set the pin muxing to enable ETSEC2. */
48 clrbits_be32(&gur->pmuxcr2, 0x001F8000);
49
Jiang Yutang9b6e9d12011-02-24 16:11:56 +080050 /* Enable the SPI */
51 clrsetbits_8(&pixis->brdcfg0, PIXIS_ELBC_SPI_MASK, PIXIS_SPI);
52
Timur Tabic59e1b42010-06-14 15:28:24 -050053 return 0;
54}
55
56int checkboard(void)
57{
58 u8 sw;
59
Timur Tabi5d065c32012-03-15 11:42:27 +000060 printf("Board: P1022DS Sys ID: 0x%02x, "
61 "Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ",
Timur Tabic59e1b42010-06-14 15:28:24 -050062 in_8(&pixis->id), in_8(&pixis->arch), in_8(&pixis->scver));
63
64 sw = in_8(&PIXIS_SW(PIXIS_LBMAP_SWITCH));
65
66 switch ((sw & PIXIS_LBMAP_MASK) >> 6) {
67 case 0:
68 printf ("vBank: %u\n", ((sw & 0x30) >> 4));
69 break;
70 case 1:
71 printf ("NAND\n");
72 break;
73 case 2:
74 case 3:
75 puts ("Promjet\n");
76 break;
77 }
78
79 return 0;
80}
81
Timur Tabic59e1b42010-06-14 15:28:24 -050082#define CONFIG_TFP410_I2C_ADDR 0x38
83
Timur Tabia2d12f82010-07-21 16:56:19 -050084/* Masks for the SSI_TDM and AUDCLK bits of the ngPIXIS BRDCFG1 register. */
85#define CONFIG_PIXIS_BRDCFG1_SSI_TDM_MASK 0x0c
86#define CONFIG_PIXIS_BRDCFG1_AUDCLK_MASK 0x03
87
88/* Route the I2C1 pins to the SSI port instead. */
89#define CONFIG_PIXIS_BRDCFG1_SSI_TDM_SSI 0x08
90
91/* Choose the 12.288Mhz codec reference clock */
92#define CONFIG_PIXIS_BRDCFG1_AUDCLK_12 0x02
93
94/* Choose the 11.2896Mhz codec reference clock */
95#define CONFIG_PIXIS_BRDCFG1_AUDCLK_11 0x01
96
Jiang Yutangb93f81a2011-03-04 10:25:54 +080097/* Connect to USB2 */
98#define CONFIG_PIXIS_BRDCFG0_USB2 0x10
99/* Connect to TFM bus */
100#define CONFIG_PIXIS_BRDCFG1_TDM 0x0c
101/* Connect to SPI */
102#define CONFIG_PIXIS_BRDCFG0_SPI 0x80
103
Timur Tabic59e1b42010-06-14 15:28:24 -0500104int misc_init_r(void)
105{
106 u8 temp;
Timur Tabia2d12f82010-07-21 16:56:19 -0500107 const char *audclk;
108 size_t arglen;
Jiang Yutangb93f81a2011-03-04 10:25:54 +0800109 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
Timur Tabic59e1b42010-06-14 15:28:24 -0500110
Timur Tabia2d12f82010-07-21 16:56:19 -0500111 /* For DVI, enable the TFP410 Encoder. */
Timur Tabic59e1b42010-06-14 15:28:24 -0500112
113 temp = 0xBF;
114 if (i2c_write(CONFIG_TFP410_I2C_ADDR, 0x08, 1, &temp, sizeof(temp)) < 0)
115 return -1;
Timur Tabic59e1b42010-06-14 15:28:24 -0500116 if (i2c_read(CONFIG_TFP410_I2C_ADDR, 0x08, 1, &temp, sizeof(temp)) < 0)
117 return -1;
Timur Tabic59e1b42010-06-14 15:28:24 -0500118 debug("DVI Encoder Read: 0x%02x\n", temp);
119
120 temp = 0x10;
121 if (i2c_write(CONFIG_TFP410_I2C_ADDR, 0x0A, 1, &temp, sizeof(temp)) < 0)
122 return -1;
Timur Tabic59e1b42010-06-14 15:28:24 -0500123 if (i2c_read(CONFIG_TFP410_I2C_ADDR, 0x0A, 1, &temp, sizeof(temp)) < 0)
124 return -1;
Timur Tabic59e1b42010-06-14 15:28:24 -0500125 debug("DVI Encoder Read: 0x%02x\n",temp);
126
Jiang Yutangb93f81a2011-03-04 10:25:54 +0800127 /* Enable the USB2 in PMUXCR2 and FGPA */
128 if (hwconfig("usb2")) {
129 clrsetbits_be32(&gur->pmuxcr2, MPC85xx_PMUXCR2_ETSECUSB_MASK,
130 MPC85xx_PMUXCR2_USB);
131 setbits_8(&pixis->brdcfg0, CONFIG_PIXIS_BRDCFG0_USB2);
132 }
133
134 /* tdm and audio can not enable simultaneous*/
135 if (hwconfig("tdm") && hwconfig("audclk")){
136 printf("WARNING: TDM and AUDIO can not be enabled simultaneous !\n");
137 return -1;
138 }
139
140 /* Enable the TDM in PMUXCR and FGPA */
141 if (hwconfig("tdm")) {
142 clrsetbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_TDM_MASK,
143 MPC85xx_PMUXCR_TDM);
144 setbits_8(&pixis->brdcfg1, CONFIG_PIXIS_BRDCFG1_TDM);
145 /* TDM need some configration option by SPI */
146 clrsetbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_SPI_MASK,
147 MPC85xx_PMUXCR_SPI);
148 setbits_8(&pixis->brdcfg0, CONFIG_PIXIS_BRDCFG0_SPI);
149 }
150
Timur Tabia2d12f82010-07-21 16:56:19 -0500151 /*
152 * Enable the reference clock for the WM8776 codec, and route the MUX
153 * pins for SSI. The default is the 12.288 MHz clock
154 */
155
Jiang Yutangb93f81a2011-03-04 10:25:54 +0800156 if (hwconfig("audclk")) {
157 temp = in_8(&pixis->brdcfg1) & ~(CONFIG_PIXIS_BRDCFG1_SSI_TDM_MASK |
158 CONFIG_PIXIS_BRDCFG1_AUDCLK_MASK);
159 temp |= CONFIG_PIXIS_BRDCFG1_SSI_TDM_SSI;
Timur Tabia2d12f82010-07-21 16:56:19 -0500160
Jiang Yutangb93f81a2011-03-04 10:25:54 +0800161 audclk = hwconfig_arg("audclk", &arglen);
162 /* Check the first two chars only */
163 if (audclk && (strncmp(audclk, "11", 2) == 0))
164 temp |= CONFIG_PIXIS_BRDCFG1_AUDCLK_11;
165 else
166 temp |= CONFIG_PIXIS_BRDCFG1_AUDCLK_12;
167 setbits_8(&pixis->brdcfg1, temp);
168 }
Timur Tabia2d12f82010-07-21 16:56:19 -0500169
Timur Tabic59e1b42010-06-14 15:28:24 -0500170 return 0;
171}
172
Kumar Gala9f43d792010-07-08 22:27:30 -0500173/*
174 * A list of PCI and SATA slots
175 */
176enum slot_id {
177 SLOT_PCIE1 = 1,
178 SLOT_PCIE2,
179 SLOT_PCIE3,
180 SLOT_PCIE4,
181 SLOT_PCIE5,
182 SLOT_SATA1,
183 SLOT_SATA2
184};
185
186/*
187 * This array maps the slot identifiers to their names on the P1022DS board.
188 */
189static const char *slot_names[] = {
190 [SLOT_PCIE1] = "Slot 1",
191 [SLOT_PCIE2] = "Slot 2",
192 [SLOT_PCIE3] = "Slot 3",
193 [SLOT_PCIE4] = "Slot 4",
194 [SLOT_PCIE5] = "Mini-PCIe",
195 [SLOT_SATA1] = "SATA 1",
196 [SLOT_SATA2] = "SATA 2",
197};
198
199/*
200 * This array maps a given SERDES configuration and SERDES device to the PCI or
201 * SATA slot that it connects to. This mapping is hard-coded in the FPGA.
202 */
203static u8 serdes_dev_slot[][SATA2 + 1] = {
204 [0x01] = { [PCIE3] = SLOT_PCIE4, [PCIE2] = SLOT_PCIE5 },
205 [0x02] = { [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
206 [0x09] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE4,
207 [PCIE2] = SLOT_PCIE5 },
208 [0x16] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE2,
209 [PCIE2] = SLOT_PCIE3,
210 [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
211 [0x17] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE2,
212 [PCIE2] = SLOT_PCIE3 },
213 [0x1a] = { [PCIE1] = SLOT_PCIE1, [PCIE2] = SLOT_PCIE3,
214 [PCIE2] = SLOT_PCIE3,
215 [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
216 [0x1c] = { [PCIE1] = SLOT_PCIE1,
217 [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
218 [0x1e] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE3 },
219 [0x1f] = { [PCIE1] = SLOT_PCIE1 },
220};
221
222
223/*
224 * Returns the name of the slot to which the PCIe or SATA controller is
225 * connected
226 */
Kumar Galaa4aafcc2010-12-15 14:21:41 -0600227const char *board_serdes_name(enum srds_prtcl device)
Kumar Gala9f43d792010-07-08 22:27:30 -0500228{
229 ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
230 u32 pordevsr = in_be32(&gur->pordevsr);
231 unsigned int srds_cfg = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >>
232 MPC85xx_PORDEVSR_IO_SEL_SHIFT;
233 enum slot_id slot = serdes_dev_slot[srds_cfg][device];
234 const char *name = slot_names[slot];
235
236 if (name)
237 return name;
238 else
239 return "Nothing";
240}
241
Timur Tabic59e1b42010-06-14 15:28:24 -0500242#ifdef CONFIG_PCI
243void pci_init_board(void)
244{
Kumar Galaa4aafcc2010-12-15 14:21:41 -0600245 fsl_pcie_init_board(0);
Timur Tabic59e1b42010-06-14 15:28:24 -0500246}
247#endif
248
249int board_early_init_r(void)
250{
251 const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
York Sun9d045682014-06-24 21:16:20 -0700252 int flash_esel = find_tlb_idx((void *)flashbase, 1);
Timur Tabic59e1b42010-06-14 15:28:24 -0500253
254 /*
255 * Remap Boot flash + PROMJET region to caching-inhibited
256 * so that flash can be erased properly.
257 */
258
259 /* Flush d-cache and invalidate i-cache of any FLASH data */
260 flush_dcache();
261 invalidate_icache();
262
York Sun9d045682014-06-24 21:16:20 -0700263 if (flash_esel == -1) {
264 /* very unlikely unless something is messed up */
265 puts("Error: Could not find TLB for FLASH BASE\n");
266 flash_esel = 2; /* give our best effort to continue */
267 } else {
268 /* invalidate existing TLB entry for flash + promjet */
269 disable_tlb(flash_esel);
270 }
Timur Tabic59e1b42010-06-14 15:28:24 -0500271
272 set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
273 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
274 0, flash_esel, BOOKE_PAGESZ_256M, 1);
275
276 return 0;
277}
278
279/*
280 * Initialize on-board and/or PCI Ethernet devices
281 *
282 * Returns:
283 * <0, error
284 * 0, no ethernet devices found
285 * >0, number of ethernet devices initialized
286 */
287int board_eth_init(bd_t *bis)
288{
Andy Fleming063c1262011-04-08 02:10:54 -0500289 struct fsl_pq_mdio_info mdio_info;
Timur Tabic59e1b42010-06-14 15:28:24 -0500290 struct tsec_info_struct tsec_info[2];
291 unsigned int num = 0;
292
293#ifdef CONFIG_TSEC1
294 SET_STD_TSEC_INFO(tsec_info[num], 1);
295 num++;
296#endif
297#ifdef CONFIG_TSEC2
298 SET_STD_TSEC_INFO(tsec_info[num], 2);
299 num++;
300#endif
301
Andy Fleming063c1262011-04-08 02:10:54 -0500302 mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
303 mdio_info.name = DEFAULT_MII_NAME;
304 fsl_pq_mdio_init(bis, &mdio_info);
305
Timur Tabic59e1b42010-06-14 15:28:24 -0500306 return tsec_eth_init(bis, tsec_info, num) + pci_eth_init(bis);
307}
308
309#ifdef CONFIG_OF_BOARD_SETUP
Timur Tabia2d12f82010-07-21 16:56:19 -0500310/**
311 * ft_codec_setup - fix up the clock-frequency property of the codec node
312 *
313 * Update the clock-frequency property based on the value of the 'audclk'
Timur Tabi29b83d92011-06-08 12:10:49 -0500314 * hwconfig option. If audclk is not specified, then don't write anything
315 * to the device tree, because it means that the codec clock is disabled.
Timur Tabia2d12f82010-07-21 16:56:19 -0500316 */
317static void ft_codec_setup(void *blob, const char *compatible)
318{
319 const char *audclk;
320 size_t arglen;
321 u32 freq;
322
323 audclk = hwconfig_arg("audclk", &arglen);
Timur Tabi29b83d92011-06-08 12:10:49 -0500324 if (audclk) {
325 if (strncmp(audclk, "11", 2) == 0)
326 freq = 11289600;
327 else
328 freq = 12288000;
Timur Tabia2d12f82010-07-21 16:56:19 -0500329
Timur Tabi29b83d92011-06-08 12:10:49 -0500330 do_fixup_by_compat_u32(blob, compatible, "clock-frequency",
331 freq, 1);
332 }
Timur Tabia2d12f82010-07-21 16:56:19 -0500333}
334
Timur Tabic59e1b42010-06-14 15:28:24 -0500335void ft_board_setup(void *blob, bd_t *bd)
336{
337 phys_addr_t base;
338 phys_size_t size;
339
340 ft_cpu_setup(blob, bd);
341
342 base = getenv_bootm_low();
343 size = getenv_bootm_size();
344
345 fdt_fixup_memory(blob, (u64)base, (u64)size);
346
ramneek mehresh3d7506f2012-04-18 19:39:53 +0000347#ifdef CONFIG_HAS_FSL_DR_USB
348 fdt_fixup_dr_usb(blob, bd);
349#endif
350
Kumar Gala6525d512010-07-08 22:37:44 -0500351 FT_FSL_PCI_SETUP;
Timur Tabic59e1b42010-06-14 15:28:24 -0500352
353#ifdef CONFIG_FSL_SGMII_RISER
354 fsl_sgmii_riser_fdt_fixup(blob);
355#endif
Timur Tabia2d12f82010-07-21 16:56:19 -0500356
357 /* Update the WM8776 node's clock frequency property */
358 ft_codec_setup(blob, "wlf,wm8776");
Timur Tabic59e1b42010-06-14 15:28:24 -0500359}
360#endif