1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright 2007,2009-2011 Freescale Semiconductor, Inc.
11 #include <asm/processor.h>
12 #include <asm/immap_86xx.h>
13 #include <asm/fsl_pci.h>
14 #include <fsl_ddr_sdram.h>
15 #include <asm/fsl_serdes.h>
18 #include <linux/libfdt.h>
19 #include <fdt_support.h>
20 #include <spd_sdram.h>
23 DECLARE_GLOBAL_DATA_PTR;
25 void sdram_init(void);
26 phys_size_t fixed_sdram(void);
27 int mpc8610hpcd_diu_init(void);
30 /* called before any console output */
31 int board_early_init_f(void)
33 volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
34 volatile ccsr_gur_t *gur = &immap->im_gur;
36 gur->gpiocr |= 0x88aa5500; /* DIU16, IR1, UART0, UART2 */
44 u8 *pixis_base = (u8 *)PIXIS_BASE;
46 /*Do not use 8259PIC*/
47 tmp_val = in_8(pixis_base + PIXIS_BRDCFG0);
48 out_8(pixis_base + PIXIS_BRDCFG0, tmp_val | 0x80);
50 /*For FPGA V7 or higher, set the IRQMAPSEL to 0 to use MAP0 interrupt*/
51 version = in_8(pixis_base + PIXIS_PVER);
53 tmp_val = in_8(pixis_base + PIXIS_BRDCFG0);
54 out_8(pixis_base + PIXIS_BRDCFG0, tmp_val & 0xbf);
57 /* Using this for DIU init before the driver in linux takes over
58 * Enable the TFP410 Encoder (I2C address 0x38)
62 i2c_write(0x38, 0x08, 1, &tmp_val, sizeof(tmp_val));
63 /* Verify if enabled */
65 i2c_read(0x38, 0x08, 1, &tmp_val, sizeof(tmp_val));
66 debug("DVI Encoder Read: 0x%02x\n", tmp_val);
69 i2c_write(0x38, 0x0A, 1, &tmp_val, sizeof(tmp_val));
70 /* Verify if enabled */
72 i2c_read(0x38, 0x0A, 1, &tmp_val, sizeof(tmp_val));
73 debug("DVI Encoder Read: 0x%02x\n", tmp_val);
80 volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
81 volatile ccsr_local_mcm_t *mcm = &immap->im_local_mcm;
82 u8 *pixis_base = (u8 *)PIXIS_BASE;
84 printf ("Board: MPC8610HPCD, Sys ID: 0x%02x, "
85 "Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ",
86 in_8(pixis_base + PIXIS_ID), in_8(pixis_base + PIXIS_VER),
87 in_8(pixis_base + PIXIS_PVER));
90 * The MPC8610 HPCD workbook says that LBMAP=11 is the "normal" boot
91 * bank and LBMAP=00 is the alternate bank. However, the pixis
92 * altbank code can only set bits, not clear them, so we treat 00 as
93 * the normal bank and 11 as the alternate.
95 switch (in_8(pixis_base + PIXIS_VBOOT) & 0xC0) {
97 puts("vBank: Standard\n");
106 puts("vBank: Alternate\n");
110 mcm->abcr |= 0x00010000; /* 0 */
111 mcm->hpmr3 = 0x80000008; /* 4c */
124 phys_size_t dram_size = 0;
126 #if defined(CONFIG_SPD_EEPROM)
127 dram_size = fsl_ddr_sdram();
129 dram_size = fixed_sdram();
132 setup_ddr_bat(dram_size);
135 gd->ram_size = dram_size;
141 #if !defined(CONFIG_SPD_EEPROM)
143 * Fixed sdram init -- doesn't use serial presence detect.
146 phys_size_t fixed_sdram(void)
148 #if !defined(CONFIG_SYS_RAMBOOT)
149 volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
150 struct ccsr_ddr __iomem *ddr = &immap->im_ddr1;
153 ddr->cs0_bnds = 0x0000001f;
154 ddr->cs0_config = 0x80010202;
156 ddr->timing_cfg_3 = 0x00000000;
157 ddr->timing_cfg_0 = 0x00260802;
158 ddr->timing_cfg_1 = 0x3935d322;
159 ddr->timing_cfg_2 = 0x14904cc8;
160 ddr->sdram_mode = 0x00480432;
161 ddr->sdram_mode_2 = 0x00000000;
162 ddr->sdram_interval = 0x06180fff; /* 0x06180100; */
163 ddr->sdram_data_init = 0xDEADBEEF;
164 ddr->sdram_clk_cntl = 0x03800000;
165 ddr->sdram_cfg_2 = 0x04400010;
167 #if defined(CONFIG_DDR_ECC)
168 ddr->err_int_en = 0x0000000d;
169 ddr->err_disable = 0x00000000;
170 ddr->err_sbe = 0x00010000;
176 ddr->sdram_cfg = 0xc3000000; /* 0xe3008000;*/
179 #if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
181 debug("DDR - 1st controller: memory initializing\n");
183 * Poll until memory is initialized.
184 * 512 Meg at 400 might hit this 200 times or so.
186 while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0)
189 debug("DDR: memory initialized\n\n");
194 return 512 * 1024 * 1024;
196 return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024;
201 #if defined(CONFIG_PCI)
203 * Initialize PCI Devices, report devices found.
206 #ifndef CONFIG_PCI_PNP
207 static struct pci_config_table pci_fsl86xxads_config_table[] = {
208 {PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
209 PCI_IDSEL_NUMBER, PCI_ANY_ID,
210 pci_cfgfunc_config_device, {PCI_ENET0_IOADDR,
212 PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER} },
218 static struct pci_controller pci1_hose;
219 #endif /* CONFIG_PCI */
221 void pci_init_board(void)
223 volatile immap_t *immap = (immap_t *) CONFIG_SYS_CCSRBAR;
224 volatile ccsr_gur_t *gur = &immap->im_gur;
225 struct fsl_pci_info pci_info;
227 int first_free_busno;
230 devdisr = in_be32(&gur->devdisr);
232 first_free_busno = fsl_pcie_init_board(0);
235 if (!(devdisr & MPC86xx_DEVDISR_PCI1)) {
236 SET_STD_PCI_INFO(pci_info, 1);
237 set_next_law(pci_info.mem_phys,
238 law_size_bits(pci_info.mem_size), pci_info.law);
239 set_next_law(pci_info.io_phys,
240 law_size_bits(pci_info.io_size), pci_info.law);
242 pci_agent = fsl_setup_hose(&pci1_hose, pci_info.regs);
243 printf("PCI: connected to PCI slots as %s" \
244 " (base address %lx)\n",
245 pci_agent ? "Agent" : "Host",
247 #ifndef CONFIG_PCI_PNP
248 pci1_hose.config_table = pci_mpc86xxcts_config_table;
250 first_free_busno = fsl_pci_init_port(&pci_info,
251 &pci1_hose, first_free_busno);
253 printf("PCI: disabled\n");
258 setbits_be32(&gur->devdisr, MPC86xx_DEVDISR_PCI1); /* disable */
261 fsl_pcie_init_board(first_free_busno);
264 #if defined(CONFIG_OF_BOARD_SETUP)
265 int ft_board_setup(void *blob, bd_t *bd)
267 ft_cpu_setup(blob, bd);
277 * Reads the FPGA on board for CONFIG_SYS_CLK_FREQ
281 get_board_sys_clk(ulong dummy)
285 u8 *pixis_base = (u8 *)PIXIS_BASE;
287 i = in_8(pixis_base + PIXIS_SPD);
320 int board_eth_init(bd_t *bis)
322 return pci_eth_init(bis);
325 void board_reset(void)
327 u8 *pixis_base = (u8 *)PIXIS_BASE;
329 out_8(pixis_base + PIXIS_RST, 0);