3 * Dirk Eibach, Guntermann & Drunck GmbH, dirk.eibach@gdsys.cc
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
27 #include <asm/processor.h>
29 #include <asm/cache.h>
30 #include <asm/immap_85xx.h>
31 #include <asm/fsl_pci.h>
32 #include <fsl_ddr_sdram.h>
33 #include <asm/fsl_serdes.h>
36 #include <fdt_support.h>
39 #include <asm/fsl_law.h>
44 #include "../common/dp501.h"
45 #include "controlcenterd-id.h"
47 DECLARE_GLOBAL_DATA_PTR;
56 u32 reflection_low; /* 0x0000 */
57 u32 versions; /* 0x0004 */
58 u32 fpga_version; /* 0x0008 */
59 u32 fpga_features; /* 0x000c */
60 u32 reserved[4]; /* 0x0010 */
61 u32 control; /* 0x0020 */
64 #ifndef CONFIG_TRAILBLAZER
65 static struct pci_device_id hydra_supported[] = {
70 static void hydra_initialize(void);
73 int board_early_init_f(void)
75 ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
76 ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO3_ADDR);
78 /* Reset eLBC_DIU and SPI_eLBC in case we are booting from SD */
79 clrsetbits_be32(&gur->pmuxcr, 0x00600000, 0x80000000);
81 /* Set pmuxcr to allow both i2c1 and i2c2 */
82 setbits_be32(&gur->pmuxcr, 0x00001000);
84 /* Set pmuxcr to enable GPIO 3_11-3_13 */
85 setbits_be32(&gur->pmuxcr, 0x00000010);
87 /* Set pmuxcr to enable GPIO 2_31,3_9+10 */
88 setbits_be32(&gur->pmuxcr, 0x00000020);
90 /* Set pmuxcr to enable GPIO 2_28-2_30 */
91 setbits_be32(&gur->pmuxcr, 0x000000c0);
93 /* Set pmuxcr to enable GPIO 3_20-3_22 */
94 setbits_be32(&gur->pmuxcr2, 0x03000000);
96 /* Set pmuxcr to enable IRQ0-2 */
97 clrbits_be32(&gur->pmuxcr, 0x00000300);
99 /* Set pmuxcr to disable IRQ3-11 */
100 setbits_be32(&gur->pmuxcr, 0x000000F0);
102 /* Read back the register to synchronize the write. */
103 in_be32(&gur->pmuxcr);
105 /* Set the pin muxing to enable ETSEC2. */
106 clrbits_be32(&gur->pmuxcr2, 0x001F8000);
108 #ifdef CONFIG_TRAILBLAZER
110 * GPIO3_10 SPERRTRIGGER
112 setbits_be32(&pgpio->gpdir, 0x00200000);
113 clrbits_be32(&pgpio->gpdat, 0x00200000);
115 setbits_be32(&pgpio->gpdat, 0x00200000);
117 clrbits_be32(&pgpio->gpdat, 0x00200000);
121 * GPIO3_11 CPU-TO-FPGA-RESET#
123 setbits_be32(&pgpio->gpdir, 0x00100000);
124 clrbits_be32(&pgpio->gpdat, 0x00100000);
127 * GPIO3_21 CPU-STATUS-WATCHDOG-TRIGGER#
129 setbits_be32(&pgpio->gpdir, 0x00000400);
136 printf("Board: ControlCenter DIGITAL\n");
141 int misc_init_r(void)
147 * A list of PCI and SATA slots
160 * This array maps the slot identifiers to their names on the P1022DS board.
162 static const char * const slot_names[] = {
163 [SLOT_PCIE1] = "Slot 1",
164 [SLOT_PCIE2] = "Slot 2",
165 [SLOT_PCIE3] = "Slot 3",
166 [SLOT_PCIE4] = "Slot 4",
167 [SLOT_PCIE5] = "Mini-PCIe",
168 [SLOT_SATA1] = "SATA 1",
169 [SLOT_SATA2] = "SATA 2",
173 * This array maps a given SERDES configuration and SERDES device to the PCI or
174 * SATA slot that it connects to. This mapping is hard-coded in the FPGA.
176 static u8 serdes_dev_slot[][SATA2 + 1] = {
177 [0x01] = { [PCIE3] = SLOT_PCIE4, [PCIE2] = SLOT_PCIE5 },
178 [0x02] = { [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
179 [0x09] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE4,
180 [PCIE2] = SLOT_PCIE5 },
181 [0x16] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE2,
182 [PCIE2] = SLOT_PCIE3,
183 [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
184 [0x17] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE2,
185 [PCIE2] = SLOT_PCIE3 },
186 [0x1a] = { [PCIE1] = SLOT_PCIE1, [PCIE2] = SLOT_PCIE3,
187 [PCIE2] = SLOT_PCIE3,
188 [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
189 [0x1c] = { [PCIE1] = SLOT_PCIE1,
190 [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
191 [0x1e] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE3 },
192 [0x1f] = { [PCIE1] = SLOT_PCIE1 },
197 * Returns the name of the slot to which the PCIe or SATA controller is
200 const char *board_serdes_name(enum srds_prtcl device)
202 ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
203 u32 pordevsr = in_be32(&gur->pordevsr);
204 unsigned int srds_cfg = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >>
205 MPC85xx_PORDEVSR_IO_SEL_SHIFT;
206 enum slot_id slot = serdes_dev_slot[srds_cfg][device];
207 const char *name = slot_names[slot];
215 void hw_watchdog_reset(void)
217 ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO3_ADDR);
219 clrbits_be32(&pgpio->gpdat, 0x00000400);
220 setbits_be32(&pgpio->gpdat, 0x00000400);
223 #ifdef CONFIG_TRAILBLAZER
224 int do_bootd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
226 return run_command(env_get("bootcmd"), flag);
229 int board_early_init_r(void)
231 ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO3_ADDR);
234 * GPIO3_12 PPC_SYSTEMREADY#
236 setbits_be32(&pgpio->gpdir, 0x00080000);
237 setbits_be32(&pgpio->gpodr, 0x00080000);
238 clrbits_be32(&pgpio->gpdat, 0x00080000);
240 return ccdm_compute_self_hash();
243 int last_stage_init(void)
245 startup_ccdm_id_module();
250 void pci_init_board(void)
252 fsl_pcie_init_board(0);
257 int board_early_init_r(void)
260 ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO3_ADDR);
262 /* wait for FPGA configuration to finish */
263 while (!pca9698_get_value(0x22, 11) && (k++ < 30))
267 puts("FPGA configuration timed out.\n");
269 /* clear FPGA reset */
271 setbits_be32(&pgpio->gpdat, 0x00100000);
274 /* give time for PCIe link training */
278 * GPIO3_12 PPC_SYSTEMREADY#
280 setbits_be32(&pgpio->gpdir, 0x00080000);
281 setbits_be32(&pgpio->gpodr, 0x00080000);
282 clrbits_be32(&pgpio->gpdat, 0x00080000);
287 int last_stage_init(void)
289 /* Turn on Parade DP501 */
290 pca9698_direction_output(0x22, 7, 1);
295 startup_ccdm_id_module();
301 * Initialize on-board and/or PCI Ethernet devices
305 * 0, no ethernet devices found
306 * >0, number of ethernet devices initialized
308 int board_eth_init(bd_t *bis)
310 struct fsl_pq_mdio_info mdio_info;
311 struct tsec_info_struct tsec_info[2];
312 unsigned int num = 0;
315 SET_STD_TSEC_INFO(tsec_info[num], 1);
319 SET_STD_TSEC_INFO(tsec_info[num], 2);
323 mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
324 mdio_info.name = DEFAULT_MII_NAME;
325 fsl_pq_mdio_init(bis, &mdio_info);
327 return tsec_eth_init(bis, tsec_info, num) + pci_eth_init(bis);
330 #ifdef CONFIG_OF_BOARD_SETUP
331 int ft_board_setup(void *blob, bd_t *bd)
336 ft_cpu_setup(blob, bd);
338 base = env_get_bootm_low();
339 size = env_get_bootm_size();
341 fdt_fixup_memory(blob, (u64)base, (u64)size);
343 #ifdef CONFIG_HAS_FSL_DR_USB
344 fsl_fdt_fixup_dr_usb(blob, bd);
353 static void hydra_initialize(void)
358 /* Find and probe all the matching PCI devices */
359 for (i = 0; (devno = pci_find_devices(hydra_supported, i)) >= 0; i++) {
361 struct ihs_fpga *fpga;
366 unsigned hardware_version;
367 unsigned feature_uart_channels;
368 unsigned feature_sb_channels;
370 /* Try to enable I/O accesses and bus-mastering */
371 val = PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER;
372 pci_write_config_dword(devno, PCI_COMMAND, val);
374 /* Make sure it worked */
375 pci_read_config_dword(devno, PCI_COMMAND, &val);
376 if (!(val & PCI_COMMAND_MEMORY)) {
377 puts("Can't enable I/O memory\n");
380 if (!(val & PCI_COMMAND_MASTER)) {
381 puts("Can't enable bus-mastering\n");
385 /* read FPGA details */
386 fpga = pci_map_bar(devno, PCI_BASE_ADDRESS_0,
389 /* disable sideband clocks */
390 writel(1, &fpga->control);
392 versions = readl(&fpga->versions);
393 fpga_version = readl(&fpga->fpga_version);
394 fpga_features = readl(&fpga->fpga_features);
396 hardware_version = versions & 0xf;
397 feature_uart_channels = (fpga_features >> 6) & 0x1f;
398 feature_sb_channels = fpga_features & 0x1f;
400 printf("FPGA%d: ", i);
402 switch (hardware_version) {
404 printf("HW-Ver 1.00\n");
408 printf("HW-Ver 1.10\n");
412 printf("HW-Ver 1.20\n");
416 printf("HW-Ver %d(not supported)\n",
421 printf(" FPGA V %d.%02d, features:",
422 fpga_version / 100, fpga_version % 100);
424 printf(" %d uart channel(s)", feature_uart_channels);
425 printf(" %d sideband channel(s)\n", feature_sb_channels);