2 * Copyright (C) 2006 Freescale Semiconductor, Inc.
3 * Dave Liu <daveliu@freescale.com>
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.
19 #if defined(CONFIG_PCI)
22 #include <spd_sdram.h>
25 #if defined(CONFIG_OF_LIBFDT)
29 #include <fdt_support.h>
30 #if defined(CONFIG_PQ_MDS_PIB)
31 #include "../common/pq-mds-pib.h"
33 #include "../../../drivers/qe/uec.h"
35 const qe_iop_conf_t qe_iop_conf_tab[] = {
37 {0, 3, 1, 0, 1}, /* TxD0 */
38 {0, 4, 1, 0, 1}, /* TxD1 */
39 {0, 5, 1, 0, 1}, /* TxD2 */
40 {0, 6, 1, 0, 1}, /* TxD3 */
41 {1, 6, 1, 0, 3}, /* TxD4 */
42 {1, 7, 1, 0, 1}, /* TxD5 */
43 {1, 9, 1, 0, 2}, /* TxD6 */
44 {1, 10, 1, 0, 2}, /* TxD7 */
45 {0, 9, 2, 0, 1}, /* RxD0 */
46 {0, 10, 2, 0, 1}, /* RxD1 */
47 {0, 11, 2, 0, 1}, /* RxD2 */
48 {0, 12, 2, 0, 1}, /* RxD3 */
49 {0, 13, 2, 0, 1}, /* RxD4 */
50 {1, 1, 2, 0, 2}, /* RxD5 */
51 {1, 0, 2, 0, 2}, /* RxD6 */
52 {1, 4, 2, 0, 2}, /* RxD7 */
53 {0, 7, 1, 0, 1}, /* TX_EN */
54 {0, 8, 1, 0, 1}, /* TX_ER */
55 {0, 15, 2, 0, 1}, /* RX_DV */
56 {0, 16, 2, 0, 1}, /* RX_ER */
57 {0, 0, 2, 0, 1}, /* RX_CLK */
58 {2, 9, 1, 0, 3}, /* GTX_CLK - CLK10 */
59 {2, 8, 2, 0, 1}, /* GTX125 - CLK9 */
61 {0, 17, 1, 0, 1}, /* TxD0 */
62 {0, 18, 1, 0, 1}, /* TxD1 */
63 {0, 19, 1, 0, 1}, /* TxD2 */
64 {0, 20, 1, 0, 1}, /* TxD3 */
65 {1, 2, 1, 0, 1}, /* TxD4 */
66 {1, 3, 1, 0, 2}, /* TxD5 */
67 {1, 5, 1, 0, 3}, /* TxD6 */
68 {1, 8, 1, 0, 3}, /* TxD7 */
69 {0, 23, 2, 0, 1}, /* RxD0 */
70 {0, 24, 2, 0, 1}, /* RxD1 */
71 {0, 25, 2, 0, 1}, /* RxD2 */
72 {0, 26, 2, 0, 1}, /* RxD3 */
73 {0, 27, 2, 0, 1}, /* RxD4 */
74 {1, 12, 2, 0, 2}, /* RxD5 */
75 {1, 13, 2, 0, 3}, /* RxD6 */
76 {1, 11, 2, 0, 2}, /* RxD7 */
77 {0, 21, 1, 0, 1}, /* TX_EN */
78 {0, 22, 1, 0, 1}, /* TX_ER */
79 {0, 29, 2, 0, 1}, /* RX_DV */
80 {0, 30, 2, 0, 1}, /* RX_ER */
81 {0, 31, 2, 0, 1}, /* RX_CLK */
82 {2, 2, 1, 0, 2}, /* GTX_CLK = CLK10 */
83 {2, 3, 2, 0, 1}, /* GTX125 - CLK4 */
85 {0, 1, 3, 0, 2}, /* MDIO */
86 {0, 2, 1, 0, 1}, /* MDC */
88 {5, 0, 1, 0, 2}, /* UART2_SOUT */
89 {5, 1, 2, 0, 3}, /* UART2_CTS */
90 {5, 2, 1, 0, 1}, /* UART2_RTS */
91 {5, 3, 2, 0, 2}, /* UART2_SIN */
93 {0, 0, 0, 0, QE_IOP_TAB_END}, /* END of table */
96 /* Handle "mpc8360ea rev.2.1 erratum 2: RGMII Timing"? */
97 static int board_handle_erratum2(void)
99 const immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
101 return REVID_MAJOR(immr->sysconf.spridr) == 2 &&
102 REVID_MINOR(immr->sysconf.spridr) == 1;
105 int board_early_init_f(void)
107 const immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
108 u8 *bcsr = (u8 *)CONFIG_SYS_BCSR;
110 /* Enable flash write */
113 /* Disable G1TXCLK, G2TXCLK h/w buffers (rev.2.x h/w bug workaround) */
114 if (REVID_MAJOR(immr->sysconf.spridr) == 2)
117 /* Enable second UART */
120 if (board_handle_erratum2()) {
121 void *immap = (immap_t *)(CONFIG_SYS_IMMR + 0x14a8);
124 * IMMR + 0x14A8[4:5] = 11 (clk delay for UCC 2)
125 * IMMR + 0x14A8[18:19] = 11 (clk delay for UCC 1)
127 setbits_be32(immap, 0x0c003000);
130 * IMMR + 0x14AC[20:27] = 10101010
131 * (data delay for both UCC's)
133 clrsetbits_be32(immap + 4, 0xff0, 0xaa0);
138 int board_early_init_r(void)
140 #ifdef CONFIG_PQ_MDS_PIB
146 #ifdef CONFIG_UEC_ETH
147 static uec_info_t uec_info[] = {
148 #ifdef CONFIG_UEC_ETH1
151 #ifdef CONFIG_UEC_ETH2
156 int board_eth_init(bd_t *bd)
158 if (board_handle_erratum2()) {
161 for (i = 0; i < ARRAY_SIZE(uec_info); i++)
162 uec_info[i].enet_interface_type = RGMII_RXID;
163 uec_info[i].speed = 1000;
165 return uec_eth_init(bd, uec_info, ARRAY_SIZE(uec_info));
167 #endif /* CONFIG_UEC_ETH */
169 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
170 extern void ddr_enable_ecc(unsigned int dram_size);
172 int fixed_sdram(void);
173 static int sdram_init(unsigned int base);
175 phys_size_t initdram(int board_type)
177 volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR;
181 if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32) im)
184 /* DDR SDRAM - Main SODIMM */
185 im->sysconf.ddrlaw[0].bar = CONFIG_SYS_DDR_BASE & LAWBAR_BAR;
186 #if defined(CONFIG_SPD_EEPROM)
189 msize = fixed_sdram();
192 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
194 * Initialize DDR ECC byte
196 ddr_enable_ecc(msize * 1024 * 1024);
199 * Initialize SDRAM if it is on local bus.
201 lbc_sdram_size = sdram_init(msize * 1024 * 1024);
203 msize = lbc_sdram_size;
205 /* return total bus SDRAM size(bytes) -- DDR */
206 return (msize * 1024 * 1024);
209 #if !defined(CONFIG_SPD_EEPROM)
210 /*************************************************************************
211 * fixed sdram init -- doesn't use serial presence detect.
212 ************************************************************************/
213 int fixed_sdram(void)
215 volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR;
220 msize = CONFIG_SYS_DDR_SIZE;
221 for (ddr_size = msize << 20, ddr_size_log2 = 0;
222 (ddr_size > 1); ddr_size = ddr_size >> 1, ddr_size_log2++) {
227 im->sysconf.ddrlaw[0].ar =
228 LAWAR_EN | ((ddr_size_log2 - 1) & LAWAR_SIZE);
229 #if (CONFIG_SYS_DDR_SIZE != 256)
230 #warning Currenly any ddr size other than 256 is not supported
233 im->ddr.csbnds[0].csbnds = CONFIG_SYS_DDR_CS0_BNDS;
234 im->ddr.cs_config[0] = CONFIG_SYS_DDR_CS0_CONFIG;
235 im->ddr.timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
236 im->ddr.timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
237 im->ddr.timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
238 im->ddr.timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
239 im->ddr.sdram_cfg = CONFIG_SYS_DDR_SDRAM_CFG;
240 im->ddr.sdram_cfg2 = CONFIG_SYS_DDR_SDRAM_CFG2;
241 im->ddr.sdram_mode = CONFIG_SYS_DDR_MODE;
242 im->ddr.sdram_mode2 = CONFIG_SYS_DDR_MODE2;
243 im->ddr.sdram_interval = CONFIG_SYS_DDR_INTERVAL;
244 im->ddr.sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CNTL;
246 im->ddr.csbnds[0].csbnds = 0x00000007;
247 im->ddr.csbnds[1].csbnds = 0x0008000f;
249 im->ddr.cs_config[0] = CONFIG_SYS_DDR_CONFIG;
250 im->ddr.cs_config[1] = CONFIG_SYS_DDR_CONFIG;
252 im->ddr.timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
253 im->ddr.timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
254 im->ddr.sdram_cfg = CONFIG_SYS_DDR_CONTROL;
256 im->ddr.sdram_mode = CONFIG_SYS_DDR_MODE;
257 im->ddr.sdram_interval = CONFIG_SYS_DDR_INTERVAL;
260 im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN;
264 #endif /*!CONFIG_SYS_SPD_EEPROM */
268 puts("Board: Freescale MPC8360EMDS\n");
273 * if MPC8360EMDS is soldered with SDRAM
275 #ifdef CONFIG_SYS_LB_SDRAM
277 * Initialize SDRAM memory on the Local Bus.
280 static int sdram_init(unsigned int base)
282 volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
283 volatile fsl_lbus_t *lbc = &immap->lbus;
284 const int sdram_size = CONFIG_SYS_LBC_SDRAM_SIZE * 1024 * 1024;
285 int rem = base % sdram_size;
288 /* window base address should be aligned to the window size */
290 base = base - rem + sdram_size;
292 sdram_addr = (uint *)base;
294 * Setup SDRAM Base and Option Registers
296 immap->lbus.bank[2].br = base | CONFIG_SYS_BR2;
297 immap->lbus.bank[2].or = CONFIG_SYS_OR2;
298 immap->sysconf.lblaw[2].bar = base;
299 immap->sysconf.lblaw[2].ar = CONFIG_SYS_LBLAWAR2;
301 /*setup mtrpt, lsrt and lbcr for LB bus */
302 lbc->lbcr = CONFIG_SYS_LBC_LBCR;
303 lbc->mrtpr = CONFIG_SYS_LBC_MRTPR;
304 lbc->lsrt = CONFIG_SYS_LBC_LSRT;
308 * Configure the SDRAM controller Machine Mode Register.
310 lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_5; /* Normal Operation */
311 lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_1; /* Precharge All Banks */
317 * We need do 8 times auto refresh operation.
319 lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_2;
321 *sdram_addr = 0xff; /* 1 times */
323 *sdram_addr = 0xff; /* 2 times */
325 *sdram_addr = 0xff; /* 3 times */
327 *sdram_addr = 0xff; /* 4 times */
329 *sdram_addr = 0xff; /* 5 times */
331 *sdram_addr = 0xff; /* 6 times */
333 *sdram_addr = 0xff; /* 7 times */
335 *sdram_addr = 0xff; /* 8 times */
338 /* Mode register write operation */
339 lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_4;
341 *(sdram_addr + 0xcc) = 0xff;
344 /* Normal operation */
345 lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_5 | 0x40000000;
351 * In non-aligned case we don't [normally] use that memory because
356 return CONFIG_SYS_LBC_SDRAM_SIZE;
359 static int sdram_init(unsigned int base) { return 0; }
362 #if defined(CONFIG_OF_BOARD_SETUP)
363 static void ft_board_fixup_qe_usb(void *blob, bd_t *bd)
365 if (!hwconfig_subarg_cmp("qe_usb", "mode", "peripheral"))
368 do_fixup_by_compat(blob, "fsl,mpc8323-qe-usb", "mode",
369 "peripheral", sizeof("peripheral"), 1);
372 void ft_board_setup(void *blob, bd_t *bd)
374 ft_cpu_setup(blob, bd);
376 ft_pci_setup(blob, bd);
378 ft_board_fixup_qe_usb(blob, bd);
380 * mpc8360ea pb mds errata 2: RGMII timing
381 * if on mpc8360ea rev. 2.1,
382 * change both ucc phy-connection-types from rgmii-id to rgmii-rxid
384 if (board_handle_erratum2()) {
389 nodeoffset = fdt_path_offset(blob, "/aliases");
390 if (nodeoffset >= 0) {
391 #if defined(CONFIG_HAS_ETH0)
392 /* fixup UCC 1 if using rgmii-id mode */
393 prop = fdt_getprop(blob, nodeoffset, "ethernet0", NULL);
395 path = fdt_path_offset(blob, prop);
396 prop = fdt_getprop(blob, path,
397 "phy-connection-type", 0);
398 if (prop && (strcmp(prop, "rgmii-id") == 0))
399 fdt_setprop(blob, path,
400 "phy-connection-type",
402 sizeof("rgmii-rxid"));
405 #if defined(CONFIG_HAS_ETH1)
406 /* fixup UCC 2 if using rgmii-id mode */
407 prop = fdt_getprop(blob, nodeoffset, "ethernet1", NULL);
409 path = fdt_path_offset(blob, prop);
410 prop = fdt_getprop(blob, path,
411 "phy-connection-type", 0);
412 if (prop && (strcmp(prop, "rgmii-id") == 0))
413 fdt_setprop(blob, path,
414 "phy-connection-type",
416 sizeof("rgmii-rxid"));