diff options
Diffstat (limited to 'board/freescale/p2020come')
| -rw-r--r-- | board/freescale/p2020come/Makefile | 46 | ||||
| -rw-r--r-- | board/freescale/p2020come/ddr.c | 45 | ||||
| -rw-r--r-- | board/freescale/p2020come/law.c | 39 | ||||
| -rw-r--r-- | board/freescale/p2020come/p2020come.c | 287 | ||||
| -rw-r--r-- | board/freescale/p2020come/tlb.c | 99 |
5 files changed, 516 insertions, 0 deletions
diff --git a/board/freescale/p2020come/Makefile b/board/freescale/p2020come/Makefile new file mode 100644 index 0000000..ba87904 --- /dev/null +++ b/board/freescale/p2020come/Makefile @@ -0,0 +1,46 @@ +# +# Copyright 2009 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 $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).o + +COBJS-y += $(BOARD).o +COBJS-y += ddr.o +COBJS-y += law.o +COBJS-y += tlb.o + +SRCS := $(SOBJS:.o=.S) $(COBJS-y:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS-y)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) + $(call cmd_link_o_target, $(OBJS)) + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/freescale/p2020come/ddr.c b/board/freescale/p2020come/ddr.c new file mode 100644 index 0000000..85f84c6 --- /dev/null +++ b/board/freescale/p2020come/ddr.c @@ -0,0 +1,45 @@ +/* + * Copyright 2009, 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_ddr_sdram.h> +#include <asm/fsl_ddr_dimm_params.h> + +void fsl_ddr_board_options(memctl_options_t *popts, + dimm_params_t *pdimm, + unsigned int ctrl_num) +{ + if (ctrl_num) { + printf("Wrong parameter for controller number %d", ctrl_num); + return; + } + + if (!pdimm->n_ranks) + return; + + /* + * Set DDR_SDRAM_CLK_CNTL = 0x02800000 + * + * Clock is launched 5/8 applied cycle after address/command + */ + popts->clk_adjust = 5; +} diff --git a/board/freescale/p2020come/law.c b/board/freescale/p2020come/law.c new file mode 100644 index 0000000..20ba36f --- /dev/null +++ b/board/freescale/p2020come/law.c @@ -0,0 +1,39 @@ +/* + * Copyright 2009 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> + +/* + * Create a dummy LAW entry for the DDR SDRAM which will be replaced when + * the DDR SPD setup code runs. + * + * This table would be empty, except that it is used before the BSS section is + * initialized, and therefore must have at least one entry to push it into + * the DATA section. + */ +struct law_entry law_table[] = { + SET_LAW(CONFIG_SYS_SDRAM_BASE, LAW_SIZE_4K, LAW_TRGT_IF_DDR), +}; + +int num_law_entries = ARRAY_SIZE(law_table); diff --git a/board/freescale/p2020come/p2020come.c b/board/freescale/p2020come/p2020come.c new file mode 100644 index 0000000..8cf7bee --- /dev/null +++ b/board/freescale/p2020come/p2020come.c @@ -0,0 +1,287 @@ +/* + * Copyright 2009 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 <hwconfig.h> +#include <command.h> +#include <asm/processor.h> +#include <asm/mmu.h> +#include <asm/cache.h> +#include <asm/immap_85xx.h> +#include <asm/mpc85xx_gpio.h> +#include <asm/fsl_serdes.h> +#include <asm/io.h> +#include <miiphy.h> +#include <libfdt.h> +#include <fdt_support.h> +#include <fsl_mdio.h> +#include <tsec.h> +#include <vsc7385.h> +#include <netdev.h> +#include <mmc.h> +#include <malloc.h> +#include <i2c.h> + +#if defined(CONFIG_PCI) +#include <asm/fsl_pci.h> +#include <pci.h> +#endif + +DECLARE_GLOBAL_DATA_PTR; + +#if defined(CONFIG_PCI) +void pci_init_board(void) +{ + fsl_pcie_init_board(0); +} + +void ft_pci_board_setup(void *blob) +{ + FT_FSL_PCI_SETUP; +} +#endif + +#define BOARD_PERI_RST_SET (VSC7385_RST_SET | SLIC_RST_SET | \ + SGMII_PHY_RST_SET | PCIE_RST_SET | \ + RGMII_PHY_RST_SET) + +#define SYSCLK_MASK 0x00200000 +#define BOARDREV_MASK 0x10100000 +#define BOARDREV_B 0x10100000 +#define BOARDREV_C 0x00100000 +#define BOARDREV_D 0x00000000 + +#define SYSCLK_66 66666666 +#define SYSCLK_50 50000000 +#define SYSCLK_100 100000000 + +unsigned long get_board_sys_clk(ulong dummy) +{ + ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); + u32 ddr_ratio = in_be32(&gur->porpllsr) & MPC85xx_PORPLLSR_DDR_RATIO; + + ddr_ratio >>= MPC85xx_PORPLLSR_DDR_RATIO_SHIFT; + switch (ddr_ratio) { + case 0x0C: + return SYSCLK_66; + case 0x0A: + case 0x08: + return SYSCLK_100; + default: + puts("ERROR: unknown DDR ratio\n"); + return SYSCLK_100; + } +} + +unsigned long get_board_ddr_clk(ulong dummy) +{ + ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); + u32 ddr_ratio = in_be32(&gur->porpllsr) & MPC85xx_PORPLLSR_DDR_RATIO; + + ddr_ratio >>= MPC85xx_PORPLLSR_DDR_RATIO_SHIFT; + switch (ddr_ratio) { + case 0x0C: + case 0x0A: + return SYSCLK_66; + case 0x08: + return SYSCLK_100; + default: + puts("ERROR: unknown DDR ratio\n"); + return SYSCLK_100; + } +} + +#ifdef CONFIG_MMC +int board_early_init_f(void) +{ + ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); + + setbits_be32(&gur->pmuxcr, + (MPC85xx_PMUXCR_SDHC_CD | + MPC85xx_PMUXCR_SDHC_WP)); + + /* All the device are enable except for SRIO12 */ + setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_SRIO); + return 0; +} +#endif + +#define GPIO_DIR 0x0f3a0000 +#define GPIO_ODR 0x00000000 +#define GPIO_DAT 0x001a0000 + +int checkboard(void) +{ + ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO_ADDR + 0xC00); + + /* + * GPIO + * 0 - 3: CarryBoard Input; + * 4 - 7: CarryBoard Output; + * 8 : Mux as SDHC_CD (card detection) + * 9 : Mux as SDHC_WP + * 10 : Clear Watchdog timer + * 11 : LED Input + * 12 : Output to 1 + * 13 : Open Drain + * 14 : LED Output + * 15 : Switch Input + * + * Set GPIOs 11, 12, 14 to 1. + */ + out_be32(&pgpio->gpodr, GPIO_ODR); + mpc85xx_gpio_set(0xffffffff, GPIO_DIR, GPIO_DAT); + + puts("Board: Freescale COM Express P2020\n"); + return 0; +} + +#define M41ST85W_I2C_BUS 1 +#define M41ST85W_I2C_ADDR 0x68 +#define M41ST85W_ERROR(fmt, args...) printf("ERROR: M41ST85W: " fmt, ##args) + +static void m41st85w_clear_bit(u8 reg, u8 mask, const char *name) +{ + u8 data; + + if (i2c_read(M41ST85W_I2C_ADDR, reg, 1, &data, 1)) { + M41ST85W_ERROR("unable to read %s bit\n", name); + return; + } + + if (data & mask) { + data &= ~mask; + if (i2c_write(M41ST85W_I2C_ADDR, reg, 1, &data, 1)) { + M41ST85W_ERROR("unable to clear %s bit\n", name); + return; + } + } +} + +#define M41ST85W_REG_SEC2 0x01 +#define M41ST85W_REG_SEC2_ST 0x80 + +#define M41ST85W_REG_ALHOUR 0x0c +#define M41ST85W_REG_ALHOUR_HT 0x40 + +/* + * The P2020COME board has a STMicro M41ST85W RTC/watchdog + * at i2c bus 1 address 0x68. + */ +static void start_rtc(void) +{ + unsigned int bus = i2c_get_bus_num(); + + if (i2c_set_bus_num(M41ST85W_I2C_BUS)) { + M41ST85W_ERROR("unable to set i2c bus\n"); + goto out; + } + + /* ensure ST (stop) and HT (halt update) bits are cleared */ + m41st85w_clear_bit(M41ST85W_REG_SEC2, M41ST85W_REG_SEC2_ST, "ST"); + m41st85w_clear_bit(M41ST85W_REG_ALHOUR, M41ST85W_REG_ALHOUR_HT, "HT"); + +out: + /* reset the i2c bus */ + i2c_set_bus_num(bus); +} + +int board_early_init_r(void) +{ + start_rtc(); + return 0; +} + +#define M41ST85W_REG_WATCHDOG 0x09 +#define M41ST85W_REG_WATCHDOG_WDS 0x80 +#define M41ST85W_REG_WATCHDOG_BMB0 0x04 + +void board_reset(void) +{ + u8 data = M41ST85W_REG_WATCHDOG_WDS | M41ST85W_REG_WATCHDOG_BMB0; + + /* set the hardware watchdog timeout to 1/16 second, then hang */ + i2c_set_bus_num(M41ST85W_I2C_BUS); + i2c_write(M41ST85W_I2C_ADDR, M41ST85W_REG_WATCHDOG, 1, &data, 1); + + while (1) + /* hang */; +} + +#ifdef CONFIG_TSEC_ENET +int board_eth_init(bd_t *bis) +{ + struct fsl_pq_mdio_info mdio_info; + struct tsec_info_struct tsec_info[4]; + int num = 0; + +#ifdef CONFIG_TSEC1 + SET_STD_TSEC_INFO(tsec_info[num], 1); + num++; +#endif +#ifdef CONFIG_TSEC2 + SET_STD_TSEC_INFO(tsec_info[num], 2); + num++; +#endif +#ifdef CONFIG_TSEC3 + SET_STD_TSEC_INFO(tsec_info[num], 3); + if (is_serdes_configured(SGMII_TSEC3)) { + puts("eTSEC3 is in sgmii mode."); + tsec_info[num].flags |= TSEC_SGMII; + } + num++; +#endif + if (!num) { + printf("No TSECs initialized\n"); + return 0; + } + + mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR; + mdio_info.name = DEFAULT_MII_NAME; + fsl_pq_mdio_init(bis, &mdio_info); + + tsec_eth_init(bis, tsec_info, num); + + return pci_eth_init(bis); +} +#endif + +#if defined(CONFIG_OF_BOARD_SETUP) +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(); + +#if defined(CONFIG_PCI) + ft_pci_board_setup(blob); +#endif + + fdt_fixup_memory(blob, (u64)base, (u64)size); + + fdt_fixup_dr_usb(blob, bd); +} +#endif diff --git a/board/freescale/p2020come/tlb.c b/board/freescale/p2020come/tlb.c new file mode 100644 index 0000000..d787ac3 --- /dev/null +++ b/board/freescale/p2020come/tlb.c @@ -0,0 +1,99 @@ +/* + * 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_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_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_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_SW|MAS3_SR, 0, + 0, 0, BOOKE_PAGESZ_4K, 0), + + /* TLB 1 */ + /* *I*** - Covers boot page */ + SET_TLB_ENTRY(1, 0xfffff000, 0xfffff000, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 0, BOOKE_PAGESZ_4K, 1), + + /* *I*G* - CCSRBAR */ + SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS, + MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 1, BOOKE_PAGESZ_1M, 1), + +#if defined(CONFIG_PCI) + /* *I*G* - PCI3 - PCI2 0x8000,0000 - 0xbfff,ffff, size = 1G */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_MEM_VIRT, CONFIG_SYS_PCIE3_MEM_PHYS, + MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 2, BOOKE_PAGESZ_1G, 1), + + /* *I*G* - PCI1 0xC000,0000 - 0xcfff,ffff, size = 256M */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_VIRT, + MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 3, BOOKE_PAGESZ_256M, 1), + + /* *I*G* - PCI1 0xD000,0000 - 0xDFFF,FFFF, size = 256M */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT + 0x10000000, + CONFIG_SYS_PCIE1_MEM_PHYS + 0x10000000, + MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 4, BOOKE_PAGESZ_256M, 1), + + /* + * *I*G* - PCI I/O + * + * PCI3 => 0xFFC10000 + * PCI2 => 0xFFC2,0000 + * PCI1 => 0xFFC3,0000 + */ + SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_IO_VIRT, CONFIG_SYS_PCIE3_IO_PHYS, + MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 5, BOOKE_PAGESZ_256K, 1), +#endif /* #if defined(CONFIG_PCI) */ + +#if defined(CONFIG_SYS_RAMBOOT) && defined(CONFIG_SYS_INIT_L2_ADDR) + /* *I*G - DDR3 2G Part 1: 0 - 0x3fff,ffff , size = 1G */ + SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L2_ADDR, CONFIG_SYS_INIT_L2_ADDR_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 6, BOOKE_PAGESZ_256K, 1), + + /* DDR3 2G Part 2: 0x4000,0000 - 0x7fff,ffff , size = 1G */ + SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L2_ADDR + 0x40000, + CONFIG_SYS_INIT_L2_ADDR_PHYS + 0x40000, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 7, BOOKE_PAGESZ_256K, 1), +#endif +}; + +int num_tlb_entries = ARRAY_SIZE(tlb_table); |