2 * Copyright (C) 2006 Freescale Semiconductor, Inc.
3 * Dave Liu <daveliu@freescale.com>
5 * Copyright (C) 2007 Logic Product Development, Inc.
6 * Peter Barada <peterb@logicpd.com>
8 * Copyright (C) 2007 MontaVista Software, Inc.
9 * Anton Vorontsov <avorontsov@ru.mvista.com>
11 * (C) Copyright 2008 - 2010
12 * Heiko Schocher, DENX Software Engineering, hs@denx.de.
14 * This program is free software; you can redistribute it and/or
15 * modify it under the terms of the GNU General Public License as
16 * published by the Free Software Foundation; either version 2 of
17 * the License, or (at your option) any later version.
27 #include <asm/processor.h>
32 #include "../common/common.h"
34 const qe_iop_conf_t qe_iop_conf_tab[] = {
35 /* port pin dir open_drain assign */
36 #if defined(CONFIG_MPC8360)
38 {0, 1, 3, 0, 2}, /* MDIO */
39 {0, 2, 1, 0, 1}, /* MDC */
42 {1, 14, 1, 0, 1}, /* TxD0 */
43 {1, 15, 1, 0, 1}, /* TxD1 */
44 {1, 20, 2, 0, 1}, /* RxD0 */
45 {1, 21, 2, 0, 1}, /* RxD1 */
46 {1, 18, 1, 0, 1}, /* TX_EN */
47 {1, 26, 2, 0, 1}, /* RX_DV */
48 {1, 27, 2, 0, 1}, /* RX_ER */
49 {1, 24, 2, 0, 1}, /* COL */
50 {1, 25, 2, 0, 1}, /* CRS */
51 {2, 15, 2, 0, 1}, /* TX_CLK - CLK16 */
52 {2, 16, 2, 0, 1}, /* RX_CLK - CLK17 */
55 {5, 0, 1, 0, 2}, /* UART2_SOUT */
56 {5, 2, 1, 0, 1}, /* UART2_RTS */
57 {5, 3, 2, 0, 2}, /* UART2_SIN */
58 {5, 1, 2, 0, 3}, /* UART2_CTS */
61 {0, 16, 1, 0, 3}, /* LA00 */
62 {0, 17, 1, 0, 3}, /* LA01 */
63 {0, 18, 1, 0, 3}, /* LA02 */
64 {0, 19, 1, 0, 3}, /* LA03 */
65 {0, 20, 1, 0, 3}, /* LA04 */
66 {0, 21, 1, 0, 3}, /* LA05 */
67 {0, 22, 1, 0, 3}, /* LA06 */
68 {0, 23, 1, 0, 3}, /* LA07 */
69 {0, 24, 1, 0, 3}, /* LA08 */
70 {0, 25, 1, 0, 3}, /* LA09 */
71 {0, 26, 1, 0, 3}, /* LA10 */
72 {0, 27, 1, 0, 3}, /* LA11 */
73 {0, 28, 1, 0, 3}, /* LA12 */
74 {0, 29, 1, 0, 3}, /* LA13 */
75 {0, 30, 1, 0, 3}, /* LA14 */
76 {0, 31, 1, 0, 3}, /* LA15 */
79 {3, 4, 3, 0, 2}, /* MDIO */
80 {3, 5, 1, 0, 2}, /* MDC */
83 {1, 18, 1, 0, 1}, /* TxD0 */
84 {1, 19, 1, 0, 1}, /* TxD1 */
85 {1, 22, 2, 0, 1}, /* RxD0 */
86 {1, 23, 2, 0, 1}, /* RxD1 */
87 {1, 26, 2, 0, 1}, /* RxER */
88 {1, 28, 2, 0, 1}, /* Rx_DV */
89 {1, 30, 1, 0, 1}, /* TxEN */
90 {1, 31, 2, 0, 1}, /* CRS */
91 {3, 10, 2, 0, 3}, /* TxCLK->CLK17 */
95 {0, 0, 0, 0, QE_IOP_TAB_END},
98 static int board_init_i2c_busses(void)
100 I2C_MUX_DEVICE *dev = NULL;
103 /* Set up the Bus for the DTTs */
104 buf = (unsigned char *) getenv("dtt_bus");
106 dev = i2c_mux_ident_muxstring(buf);
108 printf("Error couldn't add Bus for DTT\n");
109 printf("please setup dtt_bus to where your\n");
110 printf("DTT is found.\n");
115 #if defined(CONFIG_SUVD3)
116 const uint upma_table[] = {
117 0x1ffedc00, 0x0ffcdc80, 0x0ffcdc80, 0x0ffcdc04, /* Words 0 to 3 */
118 0x0ffcdc00, 0xffffcc00, 0xffffcc01, 0xfffffc01, /* Words 4 to 7 */
119 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 8 to 11 */
120 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 12 to 15 */
121 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 16 to 19 */
122 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 20 to 23 */
123 0x9cfffc00, 0x00fffc80, 0x00fffc80, 0x00fffc00, /* Words 24 to 27 */
124 0xffffec04, 0xffffec01, 0xfffffc01, 0xfffffc01, /* Words 28 to 31 */
125 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 32 to 35 */
126 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 36 to 39 */
127 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 40 to 43 */
128 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 44 to 47 */
129 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 48 to 51 */
130 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 52 to 55 */
131 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 56 to 59 */
132 0xfffffc01, 0xfffffc01, 0xfffffc01, 0xfffffc01 /* Words 60 to 63 */
136 int board_early_init_r(void)
138 struct km_bec_fpga *base =
139 (struct km_bec_fpga *)CONFIG_SYS_KMBEC_FPGA_BASE;
140 #if defined(CONFIG_SUVD3)
141 immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
142 fsl_lbc_t *lbc = &immap->im_lbc;
143 u32 *mxmr = &lbc->mamr;
146 #if defined(CONFIG_MPC8360)
149 * Because of errata in the UCCs, we have to write to the reserved
150 * registers to slow the clocks down.
152 svid = SVR_REV(mfspr(SVR));
156 * MPC8360ECE.pdf QE_ENET10 table 4:
157 * IMMR + 0x14A8[4:5] = 11 (clk delay for UCC 2)
158 * IMMR + 0x14A8[18:19] = 11 (clk delay for UCC 1)
160 setbits_be32((void *)(CONFIG_SYS_IMMR + 0x14a8), 0x0c003000);
164 * MPC8360ECE.pdf QE_ENET10 table 4:
165 * IMMR + 0x14AC[24:27] = 1010
167 clrsetbits_be32((void *)(CONFIG_SYS_IMMR + 0x14ac),
168 0x00000050, 0x000000a0);
173 /* enable the PHY on the PIGGY */
174 setbits_8(&base->pgy_eth, 0x01);
175 /* enable the Unit LED (green) */
176 setbits_8(&base->oprth, WRL_BOOT);
177 /* enable Application Buffer */
178 setbits_8(&base->oprtl, OPRTL_XBUFENA);
180 #if defined(CONFIG_SUVD3)
181 /* configure UPMA for APP1 */
182 upmconfig(UPMA, (uint *) upma_table,
183 sizeof(upma_table) / sizeof(uint));
184 out_be32(mxmr, CONFIG_SYS_MAMR);
189 int misc_init_r(void)
191 /* add board specific i2c busses */
192 board_init_i2c_busses();
196 int last_stage_init(void)
198 #if defined(CONFIG_KMCOGE5NE)
199 struct bfticu_iomap *base =
200 (struct bfticu_iomap *)CONFIG_SYS_BFTIC3_BASE;
201 u8 dip_switch = in_8((u8 *)&(base->mswitch)) & BFTICU_DIPSWITCH_MASK;
203 if (dip_switch != 0) {
204 /* start bootloader */
205 puts("DIP: Enabled\n");
206 setenv("actual_bank", "0");
213 int fixed_sdram(void)
215 immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
220 out_be32(&im->sysconf.ddrlaw[0].ar, (LAWAR_EN | 0x1e));
221 out_be32(&im->ddr.csbnds[0].csbnds, (CONFIG_SYS_DDR_CS0_BNDS) | 0x7f);
222 out_be32(&im->ddr.cs_config[0], CONFIG_SYS_DDR_CS0_CONFIG);
223 out_be32(&im->ddr.timing_cfg_0, CONFIG_SYS_DDR_TIMING_0);
224 out_be32(&im->ddr.timing_cfg_1, CONFIG_SYS_DDR_TIMING_1);
225 out_be32(&im->ddr.timing_cfg_2, CONFIG_SYS_DDR_TIMING_2);
226 out_be32(&im->ddr.timing_cfg_3, CONFIG_SYS_DDR_TIMING_3);
227 out_be32(&im->ddr.sdram_cfg, CONFIG_SYS_DDR_SDRAM_CFG);
228 out_be32(&im->ddr.sdram_cfg2, CONFIG_SYS_DDR_SDRAM_CFG2);
229 out_be32(&im->ddr.sdram_mode, CONFIG_SYS_DDR_MODE);
230 out_be32(&im->ddr.sdram_mode2, CONFIG_SYS_DDR_MODE2);
231 out_be32(&im->ddr.sdram_interval, CONFIG_SYS_DDR_INTERVAL);
232 out_be32(&im->ddr.sdram_clk_cntl, CONFIG_SYS_DDR_CLK_CNTL);
234 setbits_be32(&im->ddr.sdram_cfg, SDRAM_CFG_MEM_EN);
236 msize = CONFIG_SYS_DDR_SIZE << 20;
237 disable_addr_trans();
238 msize = get_ram_size(CONFIG_SYS_DDR_BASE, msize);
240 msize /= (1024 * 1024);
241 if (CONFIG_SYS_DDR_SIZE != msize) {
242 for (ddr_size = msize << 20, ddr_size_log2 = 0;
244 ddr_size = ddr_size >> 1, ddr_size_log2++)
247 out_be32(&im->sysconf.ddrlaw[0].ar,
248 (LAWAR_EN | ((ddr_size_log2 - 1) & LAWAR_SIZE)));
249 out_be32(&im->ddr.csbnds[0].csbnds,
250 (((msize / 16) - 1) & 0xff));
256 phys_size_t initdram(int board_type)
258 immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
261 if ((in_be32(&im->sysconf.immrbar) & IMMRBAR_BASE_ADDR) != (u32)im)
264 out_be32(&im->sysconf.ddrlaw[0].bar,
265 CONFIG_SYS_DDR_BASE & LAWBAR_BAR);
266 msize = fixed_sdram();
268 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
270 * Initialize DDR ECC byte
272 ddr_enable_ecc(msize * 1024 * 1024);
275 /* return total bus SDRAM size(bytes) -- DDR */
276 return msize * 1024 * 1024;
281 puts("Board: Keymile " CONFIG_KM_BOARD_NAME);
283 if (ethernet_present())
284 puts(" with PIGGY.");
289 #if defined(CONFIG_OF_BOARD_SETUP)
290 void ft_board_setup(void *blob, bd_t *bd)
292 ft_cpu_setup(blob, bd);
296 #if defined(CONFIG_HUSH_INIT_VAR)
297 int hush_init_var(void)
304 #if defined(CONFIG_POST)
305 int post_hotkeys_pressed(void)
308 struct km_bec_fpga *base =
309 (struct km_bec_fpga *)CONFIG_SYS_KMBEC_FPGA_BASE;
310 int testpin_reg = in_8(&base->CONFIG_TESTPIN_REG);
311 testpin = (testpin_reg & CONFIG_TESTPIN_MASK) != 0;
312 debug("post_hotkeys_pressed: %d\n", !testpin);
316 ulong post_word_load(void)
318 void* addr = (ulong *) (CPM_POST_WORD_ADDR);
319 debug("post_word_load 0x%08lX: 0x%08X\n", (ulong)addr, in_le32(addr));
320 return in_le32(addr);
323 void post_word_store(ulong value)
325 void* addr = (ulong *) (CPM_POST_WORD_ADDR);
326 debug("post_word_store 0x%08lX: 0x%08lX\n", (ulong)addr, value);
327 out_le32(addr, value);
330 int arch_memory_test_prepare(u32 *vstart, u32 *size, phys_addr_t *phys_offset)
332 *vstart = CONFIG_SYS_MEMTEST_START;
333 *size = CONFIG_SYS_MEMTEST_END - CONFIG_SYS_MEMTEST_START;
334 debug("arch_memory_test_prepare 0x%08X 0x%08X\n", *vstart, *size);