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authorMingkai Hu <Mingkai.hu@freescale.com>2011-07-07 12:29:15 +0800
committerKumar Gala <galak@kernel.crashing.org>2011-07-17 11:03:36 -0500
commit4f1d1b7d1e647b4e0ffd9b9feedd02110d078bdb (patch)
treecf8a0add8b61e08bcf0d5d5c2d039ed2d9ffb486 /board/freescale/p2041rdb
parentc518fc028189699c1b169f524be60b990b88cb28 (diff)
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powerpc/p2041rdb: Add p2041rdb board support
P2041RDB Specification: ----------------------- Memory subsystem: * 4Gbyte unbuffered DDR3 SDRAM SO-DIMM(64bit bus) * 128 Mbyte NOR flash single-chip memory * 256 Kbit M24256 I2C EEPROM * 16 Mbyte SPI memory * SD connector to interface with the SD memory card Ethernet: * dTSEC1: connected to the Vitesse SGMII PHY (VSC8221) * dTSEC2: connected to the Vitesse SGMII PHY (VSC8221) * dTSEC3: connected to the Vitesse SGMII PHY (VSC8221) * dTSEC4: connected to the Vitesse RGMII PHY (VSC8641) * dTSEC5: connected to the Vitesse RGMII PHY (VSC8641) PCIe: * Lanes E, F, G and H of Bank1 are connected to one x4 PCIe SLOT1 * Lanes C and Land D of Bank2 are connected to one x4 PCIe SLOT2 SATA: Lanes C and Land D of Bank2 are connected to two SATA connectors USB 2.0: connected via a internal UTMI PHY to two TYPE-A interfaces I2C: * I2C1: Real time clock, Temperature sensor, Memory module * I2C2: Vcore Regulator, 256Kbit I2C Bus EEPROM, PCIe slot1/2 UART: supports two UARTs up to 115200 bps for console Signed-off-by: Mingkai Hu <Mingkai.hu@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'board/freescale/p2041rdb')
-rw-r--r--board/freescale/p2041rdb/Makefile56
-rw-r--r--board/freescale/p2041rdb/cpld.c171
-rw-r--r--board/freescale/p2041rdb/cpld.h53
-rw-r--r--board/freescale/p2041rdb/ddr.c115
-rw-r--r--board/freescale/p2041rdb/law.c37
-rw-r--r--board/freescale/p2041rdb/p2041rdb.c203
-rw-r--r--board/freescale/p2041rdb/pci.c39
-rw-r--r--board/freescale/p2041rdb/tlb.c119
8 files changed, 793 insertions, 0 deletions
diff --git a/board/freescale/p2041rdb/Makefile b/board/freescale/p2041rdb/Makefile
new file mode 100644
index 0000000..65f348f
--- /dev/null
+++ b/board/freescale/p2041rdb/Makefile
@@ -0,0 +1,56 @@
+#
+# Copyright 2011 Freescale Semiconductor, Inc.
+# (C) Copyright 2001-2006
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+include $(TOPDIR)/config.mk
+
+LIB = $(obj)lib$(BOARD).o
+
+COBJS-y += $(BOARD).o
+COBJS-y += cpld.o
+COBJS-y += ddr.o
+COBJS-y += law.o
+COBJS-y += tlb.o
+COBJS-$(CONFIG_PCI) += pci.o
+
+SRCS := $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS-y))
+SOBJS := $(addprefix $(obj),$(SOBJS))
+
+$(LIB): $(obj).depend $(OBJS) $(SOBJS)
+ $(call cmd_link_o_target, $(OBJS))
+
+clean:
+ rm -f $(OBJS) $(SOBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/freescale/p2041rdb/cpld.c b/board/freescale/p2041rdb/cpld.c
new file mode 100644
index 0000000..8e1f46e
--- /dev/null
+++ b/board/freescale/p2041rdb/cpld.c
@@ -0,0 +1,171 @@
+/**
+ * Copyright 2011 Freescale Semiconductor
+ * Author: Mingkai Hu <Mingkai.hu@freescale.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This file provides support for the board-specific CPLD used on some Freescale
+ * reference boards.
+ *
+ * The following macros need to be defined:
+ *
+ * CPLD_BASE - The virtual address of the base of the CPLD register map
+ *
+ */
+
+#include <common.h>
+#include <command.h>
+#include <asm/io.h>
+
+#include "cpld.h"
+
+static u8 __cpld_read(unsigned int reg)
+{
+ void *p = (void *)CPLD_BASE;
+
+ return in_8(p + reg);
+}
+u8 cpld_read(unsigned int reg) __attribute__((weak, alias("__cpld_read")));
+
+static void __cpld_write(unsigned int reg, u8 value)
+{
+ void *p = (void *)CPLD_BASE;
+
+ out_8(p + reg, value);
+}
+void cpld_write(unsigned int reg, u8 value)
+ __attribute__((weak, alias("__cpld_write")));
+
+/*
+ * Reset the board. This honors the por_cfg registers.
+ */
+void __cpld_reset(void)
+{
+ CPLD_WRITE(system_rst, 1);
+}
+void cpld_reset(void) __attribute__((weak, alias("__cpld_reset")));
+
+/**
+ * Set the boot bank to the alternate bank
+ */
+void __cpld_set_altbank(void)
+{
+ CPLD_WRITE(fbank_sel, 1);
+}
+void cpld_set_altbank(void)
+ __attribute__((weak, alias("__cpld_set_altbank")));
+
+/**
+ * Set the boot bank to the default bank
+ */
+void __cpld_clear_altbank(void)
+{
+ CPLD_WRITE(fbank_sel, 0);
+}
+void cpld_clear_altbank(void)
+ __attribute__((weak, alias("__cpld_clear_altbank")));
+
+#ifdef DEBUG
+static void cpld_dump_regs(void)
+{
+ printf("cpld_ver = 0x%02x\n", CPLD_READ(cpld_ver));
+ printf("cpld_ver_sub = 0x%02x\n", CPLD_READ(cpld_ver_sub));
+ printf("pcba_ver = 0x%02x\n", CPLD_READ(pcba_ver));
+ printf("system_rst = 0x%02x\n", CPLD_READ(system_rst));
+ printf("wd_cfg = 0x%02x\n", CPLD_READ(wd_cfg));
+ printf("sw_ctl_on = 0x%02x\n", CPLD_READ(sw_ctl_on));
+ printf("por_cfg = 0x%02x\n", CPLD_READ(por_cfg));
+ printf("switch_strobe = 0x%02x\n", CPLD_READ(switch_strobe));
+ printf("jtag_sel = 0x%02x\n", CPLD_READ(jtag_sel));
+ printf("sdbank1_clk = 0x%02x\n", CPLD_READ(sdbank1_clk));
+ printf("sdbank2_clk = 0x%02x\n", CPLD_READ(sdbank2_clk));
+ printf("fbank_sel = 0x%02x\n", CPLD_READ(fbank_sel));
+ printf("serdes_mux = 0x%02x\n", CPLD_READ(serdes_mux));
+ printf("SW[2] = 0x%02x\n", in_8(&CPLD_SW(2)));
+ putc('\n');
+}
+#endif
+
+int cpld_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ int rc = 0;
+ unsigned int i;
+
+ if (argc <= 1)
+ return cmd_usage(cmdtp);
+
+ if (strcmp(argv[1], "reset") == 0) {
+ if (strcmp(argv[2], "altbank") == 0)
+ cpld_set_altbank();
+ else
+ cpld_clear_altbank();
+
+ cpld_reset();
+ } else if (strcmp(argv[1], "watchdog") == 0) {
+ static char *period[8] = {"1ms", "10ms", "30ms", "disable",
+ "100ms", "1s", "10s", "60s"};
+ for (i = 0; i < ARRAY_SIZE(period); i++) {
+ if (strcmp(argv[2], period[i]) == 0)
+ CPLD_WRITE(wd_cfg, i);
+ }
+ } else if (strcmp(argv[1], "lane_mux") == 0) {
+ u32 lane = simple_strtoul(argv[2], NULL, 16);
+ u8 val = (u8)simple_strtoul(argv[3], NULL, 16);
+ u8 reg = CPLD_READ(serdes_mux);
+
+ switch (lane) {
+ case 0x6:
+ reg &= ~SERDES_MUX_LANE_6_MASK;
+ reg |= val << SERDES_MUX_LANE_6_SHIFT;
+ break;
+ case 0xa:
+ reg &= ~SERDES_MUX_LANE_A_MASK;
+ reg |= val << SERDES_MUX_LANE_A_SHIFT;
+ break;
+ case 0xc:
+ reg &= ~SERDES_MUX_LANE_C_MASK;
+ reg |= val << SERDES_MUX_LANE_C_SHIFT;
+ break;
+ case 0xd:
+ reg &= ~SERDES_MUX_LANE_D_MASK;
+ reg |= val << SERDES_MUX_LANE_D_SHIFT;
+ break;
+ default:
+ printf("Invalid value\n");
+ break;
+ }
+
+ CPLD_WRITE(serdes_mux, reg);
+#ifdef DEBUG
+ } else if (strcmp(argv[1], "dump") == 0) {
+ cpld_dump_regs();
+#endif
+ } else
+ rc = cmd_usage(cmdtp);
+
+ return rc;
+}
+
+U_BOOT_CMD(
+ cpld_cmd, CONFIG_SYS_MAXARGS, 1, cpld_cmd,
+ "Reset the board or pin mulexing selection using the CPLD sequencer",
+ "reset - hard reset to default bank\n"
+ "cpld_cmd reset altbank - reset to alternate bank\n"
+ "cpld_cmd watchdog <watchdog_period> - set the watchdog period\n"
+ " period: 1ms 10ms 30ms 100ms 1s 10s 60s disable\n"
+ "cpld_cmd lane_mux <lane> <mux_value> - set multiplexed lane pin\n"
+ " lane 6: 0 -> slot1 (Default)\n"
+ " 1 -> SGMII\n"
+ " lane a: 0 -> slot2 (Default)\n"
+ " 1 -> AURORA\n"
+ " lane c: 0 -> slot2 (Default)\n"
+ " 1 -> SATA0\n"
+ " lane d: 0 -> slot2 (Default)\n"
+ " 1 -> SATA1\n"
+#ifdef DEBUG
+ "cpld_cmd dump - display the CPLD registers\n"
+#endif
+ );
diff --git a/board/freescale/p2041rdb/cpld.h b/board/freescale/p2041rdb/cpld.h
new file mode 100644
index 0000000..3b24cb0
--- /dev/null
+++ b/board/freescale/p2041rdb/cpld.h
@@ -0,0 +1,53 @@
+/**
+ * Copyright 2011 Freescale Semiconductor
+ * Author: Mingkai Hu <Mingkai.hu@freescale.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This file provides support for the ngPIXIS, a board-specific FPGA used on
+ * some Freescale reference boards.
+ */
+
+/*
+ * CPLD register set. Feel free to add board-specific #ifdefs where necessary.
+ */
+typedef struct cpld_data {
+ u8 cpld_ver; /* 0x0 - CPLD Major Revision Register */
+ u8 cpld_ver_sub; /* 0x1 - CPLD Minor Revision Register */
+ u8 pcba_ver; /* 0x2 - PCBA Revision Register */
+ u8 system_rst; /* 0x3 - system reset register */
+ u8 wd_cfg; /* 0x4 - Watchdog Period Setting Register */
+ u8 sw_ctl_on; /* 0x5 - Switch Control Enable Register */
+ u8 por_cfg; /* 0x6 - POR Control Register */
+ u8 switch_strobe; /* 0x7 - Multiplexed pin Select Register */
+ u8 jtag_sel; /* 0x8 - JTAG or AURORA Selection */
+ u8 sdbank1_clk; /* 0x9 - SerDes Bank1 Reference clock */
+ u8 sdbank2_clk; /* 0xa - SerDes Bank2 Reference clock */
+ u8 fbank_sel; /* 0xb - Flash bank selection */
+ u8 serdes_mux; /* 0xc - Multiplexed pin Select Register */
+ u8 sw[1]; /* 0xd - SW2 Status */
+} __attribute__ ((packed)) cpld_data_t;
+
+#define SERDES_MUX_LANE_6_MASK 0x2
+#define SERDES_MUX_LANE_6_SHIFT 1
+#define SERDES_MUX_LANE_A_MASK 0x1
+#define SERDES_MUX_LANE_A_SHIFT 0
+#define SERDES_MUX_LANE_C_MASK 0x4
+#define SERDES_MUX_LANE_C_SHIFT 2
+#define SERDES_MUX_LANE_D_MASK 0x8
+#define SERDES_MUX_LANE_D_SHIFT 3
+
+/* Pointer to the CPLD register set */
+#define cpld ((cpld_data_t *)CPLD_BASE)
+
+/* The CPLD SW register that corresponds to board switch X, where x >= 1 */
+#define CPLD_SW(x) (cpld->sw[(x) - 2])
+
+u8 cpld_read(unsigned int reg);
+void cpld_write(unsigned int reg, u8 value);
+
+#define CPLD_READ(reg) cpld_read(offsetof(cpld_data_t, reg))
+#define CPLD_WRITE(reg, value) cpld_write(offsetof(cpld_data_t, reg), value)
diff --git a/board/freescale/p2041rdb/ddr.c b/board/freescale/p2041rdb/ddr.c
new file mode 100644
index 0000000..46de910
--- /dev/null
+++ b/board/freescale/p2041rdb/ddr.c
@@ -0,0 +1,115 @@
+/*
+ * Copyright 2011 Freescale Semiconductor, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * Version 2 as published by the Free Software Foundation.
+ */
+
+#include <common.h>
+#include <i2c.h>
+#include <hwconfig.h>
+#include <asm/mmu.h>
+#include <asm/fsl_ddr_sdram.h>
+#include <asm/fsl_ddr_dimm_params.h>
+#include <asm/fsl_law.h>
+
+typedef struct {
+ u32 datarate_mhz_low;
+ u32 datarate_mhz_high;
+ u32 n_ranks;
+ u32 clk_adjust;
+ u32 wrlvl_start;
+ u32 cpo;
+ u32 write_data_delay;
+ u32 force_2T;
+} board_specific_parameters_t;
+
+/*
+ * ranges for parameters:
+ * wr_data_delay = 0-6
+ * clk adjust = 0-8
+ * cpo 2-0x1E (30)
+ */
+const board_specific_parameters_t board_specific_parameters[] = {
+ /*
+ * memory controller 0
+ * lo| hi| num| clk| wrlvl | cpo |wrdata|2T
+ * mhz| mhz|ranks|adjst| start | delay|
+ */
+ { 1017, 1116, 2, 4, 6, 0xff, 2, 0},
+};
+
+void fsl_ddr_board_options(memctl_options_t *popts,
+ dimm_params_t *pdimm,
+ unsigned int ctrl_num)
+{
+ const board_specific_parameters_t *pbsp =
+ &board_specific_parameters[0];
+ u32 num_params = ARRAY_SIZE(board_specific_parameters);
+ u32 i;
+ ulong ddr_freq;
+
+ /*
+ * Get clk_adjust, cpo, write_data_delay,2T, according to the board ddr
+ * freqency and n_banks specified in board_specific_parameters table.
+ */
+ ddr_freq = get_ddr_freq(0) / 1000000;
+ for (i = 0; i < num_params; i++) {
+ if (ddr_freq >= pbsp->datarate_mhz_low &&
+ ddr_freq <= pbsp->datarate_mhz_high &&
+ pdimm[0].n_ranks == pbsp->n_ranks) {
+ popts->cpo_override = pbsp->cpo;
+ popts->write_data_delay = pbsp->write_data_delay;
+ popts->clk_adjust = pbsp->clk_adjust;
+ popts->wrlvl_start = pbsp->wrlvl_start;
+ popts->twoT_en = pbsp->force_2T;
+ break;
+ }
+ pbsp++;
+ }
+
+ if (i == num_params) {
+ printf("Warning: board specific timing not found "
+ "for data rate %lu MT/s!\n", ddr_freq);
+ }
+
+ /*
+ * Factors to consider for half-strength driver enable:
+ * - number of DIMMs installed
+ */
+ popts->half_strength_driver_enable = 0;
+ /* Write leveling override */
+ popts->wrlvl_override = 1;
+ popts->wrlvl_sample = 0xf;
+
+ /* Rtt and Rtt_WR override */
+ popts->rtt_override = 0;
+
+ /* Enable ZQ calibration */
+ popts->zq_en = 1;
+
+ /* DHC_EN =1, ODT = 60 Ohm */
+ popts->ddr_cdr1 = DDR_CDR1_DHC_EN;
+}
+
+phys_size_t initdram(int board_type)
+{
+ phys_size_t dram_size = 0;
+
+ puts("Initializing....");
+
+ if (fsl_use_spd()) {
+ puts("using SPD\n");
+ dram_size = fsl_ddr_sdram();
+ } else {
+ puts("no SPD and fixed parameters\n");
+ return dram_size;
+ }
+
+ dram_size = setup_ddr_tlbs(dram_size / 0x100000);
+ dram_size *= 0x100000;
+
+ puts(" DDR: ");
+ return dram_size;
+}
diff --git a/board/freescale/p2041rdb/law.c b/board/freescale/p2041rdb/law.c
new file mode 100644
index 0000000..127a478
--- /dev/null
+++ b/board/freescale/p2041rdb/law.c
@@ -0,0 +1,37 @@
+/*
+ * Copyright 2011 Freescale Semiconductor, Inc.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <asm/fsl_law.h>
+#include <asm/mmu.h>
+
+struct law_entry law_table[] = {
+ SET_LAW(CONFIG_SYS_FLASH_BASE_PHYS, LAW_SIZE_256M, LAW_TRGT_IF_LBC),
+ SET_LAW(CONFIG_SYS_BMAN_MEM_PHYS, LAW_SIZE_2M, LAW_TRGT_IF_BMAN),
+ SET_LAW(CONFIG_SYS_QMAN_MEM_PHYS, LAW_SIZE_2M, LAW_TRGT_IF_QMAN),
+ SET_LAW(CPLD_BASE_PHYS, LAW_SIZE_4K, LAW_TRGT_IF_LBC),
+#ifdef CONFIG_SYS_DCSRBAR_PHYS
+ SET_LAW(CONFIG_SYS_DCSRBAR_PHYS, LAW_SIZE_32M, LAW_TRGT_IF_DCSR),
+#endif
+};
+
+int num_law_entries = ARRAY_SIZE(law_table);
diff --git a/board/freescale/p2041rdb/p2041rdb.c b/board/freescale/p2041rdb/p2041rdb.c
new file mode 100644
index 0000000..52269d3
--- /dev/null
+++ b/board/freescale/p2041rdb/p2041rdb.c
@@ -0,0 +1,203 @@
+/*
+ * Copyright 2011 Freescale Semiconductor, Inc.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <command.h>
+#include <netdev.h>
+#include <linux/compiler.h>
+#include <asm/mmu.h>
+#include <asm/processor.h>
+#include <asm/cache.h>
+#include <asm/immap_85xx.h>
+#include <asm/fsl_law.h>
+#include <asm/fsl_serdes.h>
+#include <asm/fsl_portals.h>
+#include <asm/fsl_liodn.h>
+
+extern void pci_of_setup(void *blob, bd_t *bd);
+
+#include "cpld.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int checkboard(void)
+{
+ u8 sw;
+ struct cpu_type *cpu = gd->cpu;
+ ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
+ unsigned int i;
+
+ printf("Board: %sRDB, ", cpu->name);
+ printf("CPLD version: %d.%d ", CPLD_READ(cpld_ver),
+ CPLD_READ(cpld_ver_sub));
+
+ sw = CPLD_READ(fbank_sel);
+ printf("vBank: %d\n", sw & 0x1);
+
+#ifdef CONFIG_PHYS_64BIT
+ puts("36-bit Addressing\n");
+#endif
+
+ /*
+ * Display the RCW, so that no one gets confused as to what RCW
+ * we're actually using for this boot.
+ */
+ puts("Reset Configuration Word (RCW):");
+ for (i = 0; i < ARRAY_SIZE(gur->rcwsr); i++) {
+ u32 rcw = in_be32(&gur->rcwsr[i]);
+
+ if ((i % 4) == 0)
+ printf("\n %08x:", i * 4);
+ printf(" %08x", rcw);
+ }
+ puts("\n");
+
+ /*
+ * Display the actual SERDES reference clocks as configured by the
+ * dip switches on the board. Note that the SWx registers could
+ * technically be set to force the reference clocks to match the
+ * values that the SERDES expects (or vice versa). For now, however,
+ * we just display both values and hope the user notices when they
+ * don't match.
+ */
+ puts("SERDES Reference Clocks: ");
+ sw = in_8(&CPLD_SW(2)) >> 2;
+ for (i = 0; i < 2; i++) {
+ static const char * const freq[] = {"0", "100", "125"};
+ unsigned int clock = (sw >> (2 * i)) & 3;
+
+ printf("Bank%u=%sMhz ", i+1, freq[clock]);
+ }
+ puts("\n");
+
+ return 0;
+}
+
+int board_early_init_f(void)
+{
+ ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+
+ /* board only uses the DDR_MCK0/1, so disable the DDR_MCK2/3 */
+ setbits_be32(&gur->ddrclkdr, 0x000f000f);
+
+ return 0;
+}
+
+int board_early_init_r(void)
+{
+ const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
+ const u8 flash_esel = find_tlb_idx((void *)flashbase, 1);
+
+ /*
+ * Remap Boot flash + PROMJET region to caching-inhibited
+ * so that flash can be erased properly.
+ */
+
+ /* Flush d-cache and invalidate i-cache of any FLASH data */
+ flush_dcache();
+ invalidate_icache();
+
+ /* invalidate existing TLB entry for flash + promjet */
+ disable_tlb(flash_esel);
+
+ set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, flash_esel, BOOKE_PAGESZ_256M, 1);
+
+ set_liodns();
+ setup_portals();
+
+ return 0;
+}
+
+static const char *serdes_clock_to_string(u32 clock)
+{
+ switch (clock) {
+ case SRDS_PLLCR0_RFCK_SEL_100:
+ return "100";
+ case SRDS_PLLCR0_RFCK_SEL_125:
+ return "125";
+ case SRDS_PLLCR0_RFCK_SEL_156_25:
+ return "156.25";
+ default:
+ return "150";
+ }
+}
+
+#define NUM_SRDS_BANKS 2
+
+int misc_init_r(void)
+{
+ serdes_corenet_t *regs = (void *)CONFIG_SYS_FSL_CORENET_SERDES_ADDR;
+ u32 actual[NUM_SRDS_BANKS];
+ unsigned int i;
+ u8 sw;
+
+ sw = in_8(&CPLD_SW(2)) >> 2;
+ for (i = 0; i < NUM_SRDS_BANKS; i++) {
+ unsigned int clock = (sw >> (2 * i)) & 3;
+ switch (clock) {
+ case 1:
+ actual[i] = SRDS_PLLCR0_RFCK_SEL_100;
+ break;
+ case 2:
+ actual[i] = SRDS_PLLCR0_RFCK_SEL_125;
+ break;
+ default:
+ printf("Warning: SDREFCLK%u switch setting of '11' is "
+ "unsupported\n", i + 1);
+ break;
+ }
+ }
+
+ for (i = 0; i < NUM_SRDS_BANKS; i++) {
+ u32 expected = in_be32(&regs->bank[i].pllcr0);
+ expected &= SRDS_PLLCR0_RFCK_SEL_MASK;
+ if (expected != actual[i]) {
+ printf("Warning: SERDES bank %u expects reference clock"
+ " %sMHz, but actual is %sMHz\n", i + 1,
+ serdes_clock_to_string(expected),
+ serdes_clock_to_string(actual[i]));
+ }
+ }
+
+ return 0;
+}
+
+void ft_board_setup(void *blob, bd_t *bd)
+{
+ phys_addr_t base;
+ phys_size_t size;
+
+ ft_cpu_setup(blob, bd);
+
+ base = getenv_bootm_low();
+ size = getenv_bootm_size();
+
+ fdt_fixup_memory(blob, (u64)base, (u64)size);
+
+#ifdef CONFIG_PCI
+ pci_of_setup(blob, bd);
+#endif
+
+ fdt_fixup_liodn(blob);
+}
diff --git a/board/freescale/p2041rdb/pci.c b/board/freescale/p2041rdb/pci.c
new file mode 100644
index 0000000..1ab4cdf
--- /dev/null
+++ b/board/freescale/p2041rdb/pci.c
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2011 Freescale Semiconductor, Inc.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <command.h>
+#include <pci.h>
+#include <asm/fsl_pci.h>
+#include <libfdt.h>
+#include <fdt_support.h>
+#include <asm/fsl_serdes.h>
+
+void pci_init_board(void)
+{
+ fsl_pcie_init_board(0);
+}
+
+void pci_of_setup(void *blob, bd_t *bd)
+{
+ FT_FSL_PCI_SETUP;
+}
diff --git a/board/freescale/p2041rdb/tlb.c b/board/freescale/p2041rdb/tlb.c
new file mode 100644
index 0000000..43f28ed
--- /dev/null
+++ b/board/freescale/p2041rdb/tlb.c
@@ -0,0 +1,119 @@
+/*
+ * Copyright 2011 Freescale Semiconductor, Inc.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <asm/mmu.h>
+
+struct fsl_e_tlb_entry tlb_table[] = {
+ /* TLB 0 - for temp stack in cache */
+ SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR,
+ CONFIG_SYS_INIT_RAM_ADDR_PHYS,
+ MAS3_SX|MAS3_SW|MAS3_SR, 0,
+ 0, 0, BOOKE_PAGESZ_4K, 0),
+ SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 4 * 1024,
+ CONFIG_SYS_INIT_RAM_ADDR_PHYS + 4 * 1024,
+ MAS3_SX|MAS3_SW|MAS3_SR, 0,
+ 0, 0, BOOKE_PAGESZ_4K, 0),
+ SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 8 * 1024,
+ CONFIG_SYS_INIT_RAM_ADDR_PHYS + 8 * 1024,
+ MAS3_SX|MAS3_SW|MAS3_SR, 0,
+ 0, 0, BOOKE_PAGESZ_4K, 0),
+ SET_TLB_ENTRY(0, CONFIG_SYS_INIT_RAM_ADDR + 12 * 1024,
+ CONFIG_SYS_INIT_RAM_ADDR_PHYS + 12 * 1024,
+ MAS3_SX|MAS3_SW|MAS3_SR, 0,
+ 0, 0, BOOKE_PAGESZ_4K, 0),
+
+ SET_TLB_ENTRY(0, CPLD_BASE, CPLD_BASE_PHYS,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 0, BOOKE_PAGESZ_4K, 0),
+
+ /* TLB 1 */
+ /* *I*** - Covers boot page */
+#if defined(CONFIG_SYS_RAMBOOT) && defined(CONFIG_SYS_INIT_L3_ADDR)
+ /*
+ * *I*G - L3SRAM. When L3 is used as 1M SRAM, the address of the
+ * SRAM is at 0xfff00000, it covered the 0xfffff000.
+ */
+ SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L3_ADDR, CONFIG_SYS_INIT_L3_ADDR,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 0, BOOKE_PAGESZ_1M, 1),
+#else
+ SET_TLB_ENTRY(1, 0xfffff000, 0xfffff000,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 0, BOOKE_PAGESZ_4K, 1),
+#endif
+
+ /* *I*G* - CCSRBAR */
+ SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 1, BOOKE_PAGESZ_16M, 1),
+
+ /* *I*G* - Flash, localbus */
+ /* This will be changed to *I*G* after relocation to RAM. */
+ SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS,
+ MAS3_SX|MAS3_SR, MAS2_W|MAS2_G,
+ 0, 2, BOOKE_PAGESZ_256M, 1),
+
+ /* *I*G* - PCI */
+ SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 3, BOOKE_PAGESZ_1G, 1),
+
+ /* *I*G* - PCI */
+ SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT + 0x40000000,
+ CONFIG_SYS_PCIE1_MEM_PHYS + 0x40000000,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 4, BOOKE_PAGESZ_256M, 1),
+
+ SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT + 0x50000000,
+ CONFIG_SYS_PCIE1_MEM_PHYS + 0x50000000,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 5, BOOKE_PAGESZ_256M, 1),
+
+ /* *I*G* - PCI I/O */
+ SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_IO_VIRT, CONFIG_SYS_PCIE1_IO_PHYS,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 6, BOOKE_PAGESZ_256K, 1),
+
+ /* Bman/Qman */
+ SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE, CONFIG_SYS_BMAN_MEM_PHYS,
+ MAS3_SX|MAS3_SW|MAS3_SR, 0,
+ 0, 9, BOOKE_PAGESZ_1M, 1),
+ SET_TLB_ENTRY(1, CONFIG_SYS_BMAN_MEM_BASE + 0x00100000,
+ CONFIG_SYS_BMAN_MEM_PHYS + 0x00100000,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 10, BOOKE_PAGESZ_1M, 1),
+ SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE, CONFIG_SYS_QMAN_MEM_PHYS,
+ MAS3_SX|MAS3_SW|MAS3_SR, 0,
+ 0, 11, BOOKE_PAGESZ_1M, 1),
+ SET_TLB_ENTRY(1, CONFIG_SYS_QMAN_MEM_BASE + 0x00100000,
+ CONFIG_SYS_QMAN_MEM_PHYS + 0x00100000,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 12, BOOKE_PAGESZ_1M, 1),
+#ifdef CONFIG_SYS_DCSRBAR_PHYS
+ SET_TLB_ENTRY(1, CONFIG_SYS_DCSRBAR, CONFIG_SYS_DCSRBAR_PHYS,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 13, BOOKE_PAGESZ_4M, 1),
+#endif
+};
+
+int num_tlb_entries = ARRAY_SIZE(tlb_table);