2 * Copyright 2009 Freescale Semiconductor.
4 * (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.com>
6 * See file CREDITS for list of people who contributed to this
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
27 #include <asm/processor.h>
29 #include <asm/immap_85xx.h>
30 #include <asm/fsl_pci.h>
31 #include <asm/fsl_ddr_sdram.h>
33 #include <spd_sdram.h>
37 #include <fdt_support.h>
41 phys_size_t fixed_sdram(void);
43 const qe_iop_conf_t qe_iop_conf_tab[] = {
45 {2, 31, 1, 0, 1}, /* QE_MUX_MDC */
48 {2, 30, 3, 0, 2}, /* QE_MUX_MDIO */
51 {2, 11, 2, 0, 1}, /* CLK12 */
52 {0, 0, 1, 0, 3}, /* ENET1_TXD0_SER1_TXD0 */
53 {0, 1, 1, 0, 3}, /* ENET1_TXD1_SER1_TXD1 */
54 {0, 2, 1, 0, 1}, /* ENET1_TXD2_SER1_TXD2 */
55 {0, 3, 1, 0, 2}, /* ENET1_TXD3_SER1_TXD3 */
56 {0, 6, 2, 0, 3}, /* ENET1_RXD0_SER1_RXD0 */
57 {0, 7, 2, 0, 1}, /* ENET1_RXD1_SER1_RXD1 */
58 {0, 8, 2, 0, 2}, /* ENET1_RXD2_SER1_RXD2 */
59 {0, 9, 2, 0, 2}, /* ENET1_RXD3_SER1_RXD3 */
60 {0, 4, 1, 0, 2}, /* ENET1_TX_EN_SER1_RTS_B */
61 {0, 12, 2, 0, 3}, /* ENET1_RX_DV_SER1_CTS_B */
62 {2, 8, 2, 0, 1}, /* ENET1_GRXCLK */
63 {2, 20, 1, 0, 2}, /* ENET1_GTXCLK */
66 {2, 16, 2, 0, 3}, /* CLK17 */
67 {0, 14, 1, 0, 2}, /* ENET2_TXD0_SER2_TXD0 */
68 {0, 15, 1, 0, 2}, /* ENET2_TXD1_SER2_TXD1 */
69 {0, 16, 1, 0, 1}, /* ENET2_TXD2_SER2_TXD2 */
70 {0, 17, 1, 0, 1}, /* ENET2_TXD3_SER2_TXD3 */
71 {0, 20, 2, 0, 2}, /* ENET2_RXD0_SER2_RXD0 */
72 {0, 21, 2, 0, 1}, /* ENET2_RXD1_SER2_RXD1 */
73 {0, 22, 2, 0, 1}, /* ENET2_RXD2_SER2_RXD2 */
74 {0, 23, 2, 0, 1}, /* ENET2_RXD3_SER2_RXD3 */
75 {0, 18, 1, 0, 2}, /* ENET2_TX_EN_SER2_RTS_B */
76 {0, 26, 2, 0, 3}, /* ENET2_RX_DV_SER2_CTS_B */
77 {2, 3, 2, 0, 1}, /* ENET2_GRXCLK */
78 {2, 2, 1, 0, 2}, /* ENET2_GTXCLK */
80 {0, 0, 0, 0, QE_IOP_TAB_END} /* END of table */
83 void local_bus_init(void);
85 int board_early_init_f (void)
88 * Initialize local bus.
92 enable_8569mds_flash_write();
95 enable_8569mds_qe_mdio();
98 #if CONFIG_SYS_I2C2_OFFSET
99 /* Enable I2C2 signals instead of SD signals */
100 volatile struct ccsr_gur *gur;
101 gur = (struct ccsr_gur *)(CONFIG_SYS_IMMR + 0xe0000);
102 gur->plppar1 &= ~PLPPAR1_I2C_BIT_MASK;
103 gur->plppar1 |= PLPPAR1_I2C2_VAL;
104 gur->plpdir1 &= ~PLPDIR1_I2C_BIT_MASK;
105 gur->plpdir1 |= PLPDIR1_I2C2_VAL;
107 disable_8569mds_brd_eeprom_write_protect();
113 int checkboard (void)
115 printf ("Board: 8569 MDS\n");
121 initdram(int board_type)
125 puts("Initializing\n");
127 #if defined(CONFIG_DDR_DLL)
129 * Work around to stabilize DDR DLL MSYNC_IN.
130 * Errata DDR9 seems to have been fixed.
131 * This is now the workaround for Errata DDR11:
132 * Override DLL = 1, Course Adj = 1, Tap Select = 0
134 volatile ccsr_gur_t *gur =
135 (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
137 out_be32(&gur->ddrdllcr, 0x81000000);
141 #ifdef CONFIG_SPD_EEPROM
142 dram_size = fsl_ddr_sdram();
144 dram_size = fixed_sdram();
147 dram_size = setup_ddr_tlbs(dram_size / 0x100000);
148 dram_size *= 0x100000;
154 #if !defined(CONFIG_SPD_EEPROM)
155 phys_size_t fixed_sdram(void)
157 volatile ccsr_ddr_t *ddr = (ccsr_ddr_t *)CONFIG_SYS_MPC85xx_DDR_ADDR;
160 out_be32(&ddr->cs0_bnds, CONFIG_SYS_DDR_CS0_BNDS);
161 out_be32(&ddr->cs0_config, CONFIG_SYS_DDR_CS0_CONFIG);
162 out_be32(&ddr->timing_cfg_3, CONFIG_SYS_DDR_TIMING_3);
163 out_be32(&ddr->timing_cfg_0, CONFIG_SYS_DDR_TIMING_0);
164 out_be32(&ddr->timing_cfg_1, CONFIG_SYS_DDR_TIMING_1);
165 out_be32(&ddr->timing_cfg_2, CONFIG_SYS_DDR_TIMING_2);
166 out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_SDRAM_CFG);
167 out_be32(&ddr->sdram_cfg_2, CONFIG_SYS_DDR_SDRAM_CFG_2);
168 out_be32(&ddr->sdram_mode, CONFIG_SYS_DDR_SDRAM_MODE);
169 out_be32(&ddr->sdram_mode_2, CONFIG_SYS_DDR_SDRAM_MODE_2);
170 out_be32(&ddr->sdram_interval, CONFIG_SYS_DDR_SDRAM_INTERVAL);
171 out_be32(&ddr->sdram_data_init, CONFIG_SYS_DDR_DATA_INIT);
172 out_be32(&ddr->sdram_clk_cntl, CONFIG_SYS_DDR_SDRAM_CLK_CNTL);
173 out_be32(&ddr->timing_cfg_4, CONFIG_SYS_DDR_TIMING_4);
174 out_be32(&ddr->timing_cfg_5, CONFIG_SYS_DDR_TIMING_5);
175 out_be32(&ddr->ddr_zq_cntl, CONFIG_SYS_DDR_ZQ_CNTL);
176 out_be32(&ddr->ddr_wrlvl_cntl, CONFIG_SYS_DDR_WRLVL_CNTL);
177 out_be32(&ddr->sdram_cfg_2, CONFIG_SYS_DDR_SDRAM_CFG_2);
178 #if defined (CONFIG_DDR_ECC)
179 out_be32(&ddr->err_int_en, CONFIG_SYS_DDR_ERR_INT_EN);
180 out_be32(&ddr->err_disable, CONFIG_SYS_DDR_ERR_DIS);
181 out_be32(&ddr->err_sbe, CONFIG_SYS_DDR_SBE);
185 out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_CONTROL);
186 #if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
188 debug("DDR - 1st controller: memory initializing\n");
190 * Poll until memory is initialized.
191 * 512 Meg at 400 might hit this 200 times or so.
193 while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0) {
196 debug("DDR: memory initialized\n\n");
199 return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024;
204 * Initialize Local Bus
209 volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
210 volatile ccsr_lbc_t *lbc = (void *)(CONFIG_SYS_MPC85xx_LBC_ADDR);
216 get_sys_info(&sysinfo);
217 clkdiv = (lbc->lcrr & LCRR_CLKDIV) * 2;
218 lbc_hz = sysinfo.freqSystemBus / 1000000 / clkdiv;
220 out_be32(&gur->lbiuiplldcr1, 0x00078080);
222 out_be32(&gur->lbiuiplldcr0, 0x7c0f1bf0);
223 else if (clkdiv == 8)
224 out_be32(&gur->lbiuiplldcr0, 0x6c0f1bf0);
225 else if (clkdiv == 4)
226 out_be32(&gur->lbiuiplldcr0, 0x5c0f1bf0);
228 out_be32(&lbc->lcrr, (u32)in_be32(&lbc->lcrr)| 0x00030000);
232 static struct pci_controller pcie1_hose;
233 #endif /* CONFIG_PCIE1 */
235 int first_free_busno = 0;
241 volatile ccsr_gur_t *gur;
245 gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
246 io_sel = (gur->pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
247 host_agent = (gur->porbmsr & MPC85xx_PORBMSR_HA) >> 16;
251 volatile ccsr_fsl_pci_t *pci;
252 struct pci_controller *hose;
254 struct pci_region *r;
257 pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCIE1_ADDR;
259 pcie_ep = (host_agent == 0) || (host_agent == 2 ) || (host_agent == 3);
261 pcie_configured = io_sel >= 1;
263 if (pcie_configured && !(gur->devdisr & MPC85xx_DEVDISR_PCIE)){
264 printf ("\n PCIE connected to slot as %s (base address %x)",
265 pcie_ep ? "End Point" : "Root Complex",
268 if (pci->pme_msg_det) {
269 pci->pme_msg_det = 0xffffffff;
270 debug (" with errors. Clearing. Now 0x%08x",
276 r += fsl_pci_setup_inbound_windows(r);
278 /* outbound memory */
280 CONFIG_SYS_PCIE1_MEM_BUS,
281 CONFIG_SYS_PCIE1_MEM_PHYS,
282 CONFIG_SYS_PCIE1_MEM_SIZE,
287 CONFIG_SYS_PCIE1_IO_BUS,
288 CONFIG_SYS_PCIE1_IO_PHYS,
289 CONFIG_SYS_PCIE1_IO_SIZE,
292 hose->region_count = r - hose->regions;
294 hose->first_busno=first_free_busno;
295 pci_setup_indirect(hose, (int) &pci->cfg_addr,
296 (int) &pci->cfg_data);
299 printf ("PCIE on bus %02x - %02x\n",
300 hose->first_busno,hose->last_busno);
302 first_free_busno=hose->last_busno+1;
305 printf (" PCIE: disabled\n");
309 gur->devdisr |= MPC85xx_DEVDISR_PCIE; /* disable */
312 #endif /* CONFIG_PCI */
314 #if defined(CONFIG_OF_BOARD_SETUP)
315 void ft_board_setup(void *blob, bd_t *bd)
317 ft_cpu_setup(blob, bd);
320 ft_fsl_pci_setup(blob, "pci1", &pcie1_hose);