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,
28 #include <asm/processor.h>
30 #include <asm/cache.h>
31 #include <asm/immap_85xx.h>
32 #include <asm/fsl_pci.h>
33 #include <fsl_ddr_sdram.h>
34 #include <asm/fsl_serdes.h>
36 #include <linux/libfdt.h>
37 #include <fdt_support.h>
40 #include <asm/fsl_law.h>
45 #include "../common/dp501.h"
46 #include "controlcenterd-id.h"
55 u32 reflection_low; /* 0x0000 */
56 u32 versions; /* 0x0004 */
57 u32 fpga_version; /* 0x0008 */
58 u32 fpga_features; /* 0x000c */
59 u32 reserved[4]; /* 0x0010 */
60 u32 control; /* 0x0020 */
63 #ifndef CONFIG_TRAILBLAZER
64 static struct pci_device_id hydra_supported[] = {
69 static void hydra_initialize(void);
72 int board_early_init_f(void)
74 ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
75 ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO3_ADDR);
77 /* Reset eLBC_DIU and SPI_eLBC in case we are booting from SD */
78 clrsetbits_be32(&gur->pmuxcr, 0x00600000, 0x80000000);
80 /* Set pmuxcr to allow both i2c1 and i2c2 */
81 setbits_be32(&gur->pmuxcr, 0x00001000);
83 /* Set pmuxcr to enable GPIO 3_11-3_13 */
84 setbits_be32(&gur->pmuxcr, 0x00000010);
86 /* Set pmuxcr to enable GPIO 2_31,3_9+10 */
87 setbits_be32(&gur->pmuxcr, 0x00000020);
89 /* Set pmuxcr to enable GPIO 2_28-2_30 */
90 setbits_be32(&gur->pmuxcr, 0x000000c0);
92 /* Set pmuxcr to enable GPIO 3_20-3_22 */
93 setbits_be32(&gur->pmuxcr2, 0x03000000);
95 /* Set pmuxcr to enable IRQ0-2 */
96 clrbits_be32(&gur->pmuxcr, 0x00000300);
98 /* Set pmuxcr to disable IRQ3-11 */
99 setbits_be32(&gur->pmuxcr, 0x000000F0);
101 /* Read back the register to synchronize the write. */
102 in_be32(&gur->pmuxcr);
104 /* Set the pin muxing to enable ETSEC2. */
105 clrbits_be32(&gur->pmuxcr2, 0x001F8000);
107 #ifdef CONFIG_TRAILBLAZER
109 * GPIO3_10 SPERRTRIGGER
111 setbits_be32(&pgpio->gpdir, 0x00200000);
112 clrbits_be32(&pgpio->gpdat, 0x00200000);
114 setbits_be32(&pgpio->gpdat, 0x00200000);
116 clrbits_be32(&pgpio->gpdat, 0x00200000);
120 * GPIO3_11 CPU-TO-FPGA-RESET#
122 setbits_be32(&pgpio->gpdir, 0x00100000);
123 clrbits_be32(&pgpio->gpdat, 0x00100000);
126 * GPIO3_21 CPU-STATUS-WATCHDOG-TRIGGER#
128 setbits_be32(&pgpio->gpdir, 0x00000400);
135 printf("Board: ControlCenter DIGITAL\n");
140 int misc_init_r(void)
146 * A list of PCI and SATA slots
159 * This array maps the slot identifiers to their names on the P1022DS board.
161 static const char * const slot_names[] = {
162 [SLOT_PCIE1] = "Slot 1",
163 [SLOT_PCIE2] = "Slot 2",
164 [SLOT_PCIE3] = "Slot 3",
165 [SLOT_PCIE4] = "Slot 4",
166 [SLOT_PCIE5] = "Mini-PCIe",
167 [SLOT_SATA1] = "SATA 1",
168 [SLOT_SATA2] = "SATA 2",
172 * This array maps a given SERDES configuration and SERDES device to the PCI or
173 * SATA slot that it connects to. This mapping is hard-coded in the FPGA.
175 static u8 serdes_dev_slot[][SATA2 + 1] = {
176 [0x01] = { [PCIE3] = SLOT_PCIE4, [PCIE2] = SLOT_PCIE5 },
177 [0x02] = { [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
178 [0x09] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE4,
179 [PCIE2] = SLOT_PCIE5 },
180 [0x16] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE2,
181 [PCIE2] = SLOT_PCIE3,
182 [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
183 [0x17] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE2,
184 [PCIE2] = SLOT_PCIE3 },
185 [0x1a] = { [PCIE1] = SLOT_PCIE1, [PCIE2] = SLOT_PCIE3,
186 [PCIE2] = SLOT_PCIE3,
187 [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
188 [0x1c] = { [PCIE1] = SLOT_PCIE1,
189 [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
190 [0x1e] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE3 },
191 [0x1f] = { [PCIE1] = SLOT_PCIE1 },
196 * Returns the name of the slot to which the PCIe or SATA controller is
199 const char *board_serdes_name(enum srds_prtcl device)
201 ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
202 u32 pordevsr = in_be32(&gur->pordevsr);
203 unsigned int srds_cfg = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >>
204 MPC85xx_PORDEVSR_IO_SEL_SHIFT;
205 enum slot_id slot = serdes_dev_slot[srds_cfg][device];
206 const char *name = slot_names[slot];
214 void hw_watchdog_reset(void)
216 ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO3_ADDR);
218 clrbits_be32(&pgpio->gpdat, 0x00000400);
219 setbits_be32(&pgpio->gpdat, 0x00000400);
222 #ifdef CONFIG_TRAILBLAZER
223 int do_bootd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
225 return run_command(env_get("bootcmd"), flag);
228 int board_early_init_r(void)
230 ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO3_ADDR);
233 * GPIO3_12 PPC_SYSTEMREADY#
235 setbits_be32(&pgpio->gpdir, 0x00080000);
236 setbits_be32(&pgpio->gpodr, 0x00080000);
237 clrbits_be32(&pgpio->gpdat, 0x00080000);
239 return ccdm_compute_self_hash();
242 int last_stage_init(void)
244 startup_ccdm_id_module();
249 void pci_init_board(void)
251 fsl_pcie_init_board(0);
256 int board_early_init_r(void)
259 ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO3_ADDR);
261 /* wait for FPGA configuration to finish */
262 while (!pca9698_get_value(0x22, 11) && (k++ < 30))
266 puts("FPGA configuration timed out.\n");
268 /* clear FPGA reset */
270 setbits_be32(&pgpio->gpdat, 0x00100000);
273 /* give time for PCIe link training */
277 * GPIO3_12 PPC_SYSTEMREADY#
279 setbits_be32(&pgpio->gpdir, 0x00080000);
280 setbits_be32(&pgpio->gpodr, 0x00080000);
281 clrbits_be32(&pgpio->gpdat, 0x00080000);
286 int last_stage_init(void)
288 /* Turn on Parade DP501 */
289 pca9698_direction_output(0x22, 7, 1);
294 startup_ccdm_id_module();
300 * Initialize on-board and/or PCI Ethernet devices
304 * 0, no ethernet devices found
305 * >0, number of ethernet devices initialized
307 int board_eth_init(bd_t *bis)
309 struct fsl_pq_mdio_info mdio_info;
310 struct tsec_info_struct tsec_info[2];
311 unsigned int num = 0;
314 SET_STD_TSEC_INFO(tsec_info[num], 1);
318 SET_STD_TSEC_INFO(tsec_info[num], 2);
322 mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
323 mdio_info.name = DEFAULT_MII_NAME;
324 fsl_pq_mdio_init(bis, &mdio_info);
326 return tsec_eth_init(bis, tsec_info, num) + pci_eth_init(bis);
329 #ifdef CONFIG_OF_BOARD_SETUP
330 int ft_board_setup(void *blob, bd_t *bd)
335 ft_cpu_setup(blob, bd);
337 base = env_get_bootm_low();
338 size = env_get_bootm_size();
340 fdt_fixup_memory(blob, (u64)base, (u64)size);
342 #ifdef CONFIG_HAS_FSL_DR_USB
343 fsl_fdt_fixup_dr_usb(blob, bd);
352 static void hydra_initialize(void)
357 /* Find and probe all the matching PCI devices */
358 for (i = 0; (devno = pci_find_devices(hydra_supported, i)) >= 0; i++) {
360 struct ihs_fpga *fpga;
365 unsigned hardware_version;
366 unsigned feature_uart_channels;
367 unsigned feature_sb_channels;
369 /* Try to enable I/O accesses and bus-mastering */
370 val = PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER;
371 pci_write_config_dword(devno, PCI_COMMAND, val);
373 /* Make sure it worked */
374 pci_read_config_dword(devno, PCI_COMMAND, &val);
375 if (!(val & PCI_COMMAND_MEMORY)) {
376 puts("Can't enable I/O memory\n");
379 if (!(val & PCI_COMMAND_MASTER)) {
380 puts("Can't enable bus-mastering\n");
384 /* read FPGA details */
385 fpga = pci_map_bar(devno, PCI_BASE_ADDRESS_0,
388 /* disable sideband clocks */
389 writel(1, &fpga->control);
391 versions = readl(&fpga->versions);
392 fpga_version = readl(&fpga->fpga_version);
393 fpga_features = readl(&fpga->fpga_features);
395 hardware_version = versions & 0xf;
396 feature_uart_channels = (fpga_features >> 6) & 0x1f;
397 feature_sb_channels = fpga_features & 0x1f;
399 printf("FPGA%d: ", i);
401 switch (hardware_version) {
403 printf("HW-Ver 1.00\n");
407 printf("HW-Ver 1.10\n");
411 printf("HW-Ver 1.20\n");
415 printf("HW-Ver %d(not supported)\n",
420 printf(" FPGA V %d.%02d, features:",
421 fpga_version / 100, fpga_version % 100);
423 printf(" %d uart channel(s)", feature_uart_channels);
424 printf(" %d sideband channel(s)\n", feature_sb_channels);