diff options
Diffstat (limited to 'cpu')
-rw-r--r-- | cpu/arm926ejs/at91/Makefile | 3 | ||||
-rw-r--r-- | cpu/arm926ejs/at91/at91sam9m10g45_devices.c | 175 | ||||
-rw-r--r-- | cpu/arm926ejs/at91/clock.c | 12 | ||||
-rw-r--r-- | cpu/mpc83xx/cpu_init.c | 4 | ||||
-rw-r--r-- | cpu/ppc4xx/4xx_pci.c | 25 | ||||
-rw-r--r-- | cpu/ppc4xx/cpu_init.c | 5 | ||||
-rw-r--r-- | cpu/sh2/u-boot.lds | 95 | ||||
-rw-r--r-- | cpu/sh3/u-boot.lds | 102 | ||||
-rw-r--r-- | cpu/sh4/u-boot.lds | 99 |
9 files changed, 509 insertions, 11 deletions
diff --git a/cpu/arm926ejs/at91/Makefile b/cpu/arm926ejs/at91/Makefile index 3da89f4..4f467be 100644 --- a/cpu/arm926ejs/at91/Makefile +++ b/cpu/arm926ejs/at91/Makefile @@ -29,8 +29,11 @@ COBJS-$(CONFIG_AT91CAP9) += at91cap9_devices.o COBJS-$(CONFIG_AT91SAM9260) += at91sam9260_devices.o COBJS-$(CONFIG_AT91SAM9G20) += at91sam9260_devices.o COBJS-$(CONFIG_AT91SAM9261) += at91sam9261_devices.o +COBJS-$(CONFIG_AT91SAM9G10) += at91sam9261_devices.o COBJS-$(CONFIG_AT91SAM9263) += at91sam9263_devices.o COBJS-$(CONFIG_AT91SAM9RL) += at91sam9rl_devices.o +COBJS-$(CONFIG_AT91SAM9M10G45) += at91sam9m10g45_devices.o +COBJS-$(CONFIG_AT91SAM9G45) += at91sam9m10g45_devices.o COBJS-$(CONFIG_AT91_LED) += led.o COBJS-y += clock.o COBJS-y += cpu.o diff --git a/cpu/arm926ejs/at91/at91sam9m10g45_devices.c b/cpu/arm926ejs/at91/at91sam9m10g45_devices.c new file mode 100644 index 0000000..98d90f2 --- /dev/null +++ b/cpu/arm926ejs/at91/at91sam9m10g45_devices.c @@ -0,0 +1,175 @@ +/* + * (C) Copyright 2007-2008 + * Stelian Pop <stelian.pop@leadtechdesign.com> + * Lead Tech Design <www.leadtechdesign.com> + * + * 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/arch/at91_common.h> +#include <asm/arch/at91_pmc.h> +#include <asm/arch/gpio.h> +#include <asm/arch/io.h> + +void at91_serial0_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PB19, 1); /* TXD0 */ + at91_set_A_periph(AT91_PIN_PB18, 0); /* RXD0 */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9G45_ID_US0); +} + +void at91_serial1_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PB4, 1); /* TXD1 */ + at91_set_A_periph(AT91_PIN_PB5, 0); /* RXD1 */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9G45_ID_US1); +} + +void at91_serial2_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PD6, 1); /* TXD2 */ + at91_set_A_periph(AT91_PIN_PD7, 0); /* RXD2 */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9G45_ID_US2); +} + +void at91_serial3_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PB12, 0); /* DRXD */ + at91_set_A_periph(AT91_PIN_PB13, 1); /* DTXD */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS);; +} + +void at91_serial_hw_init(void) +{ +#ifdef CONFIG_USART0 + at91_serial0_hw_init(); +#endif + +#ifdef CONFIG_USART1 + at91_serial1_hw_init(); +#endif + +#ifdef CONFIG_USART2 + at91_serial2_hw_init(); +#endif + +#ifdef CONFIG_USART3 /* DBGU */ + at91_serial3_hw_init(); +#endif +} + +#ifdef CONFIG_ATMEL_SPI +void at91_spi0_hw_init(unsigned long cs_mask) +{ + at91_set_A_periph(AT91_PIN_PB0, 0); /* SPI0_MISO */ + at91_set_A_periph(AT91_PIN_PB1, 0); /* SPI0_MOSI */ + at91_set_A_periph(AT91_PIN_PB2, 0); /* SPI0_SPCK */ + + /* Enable clock */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9G45_ID_SPI0); + + if (cs_mask & (1 << 0)) { + at91_set_A_periph(AT91_PIN_PB3, 0); + } + if (cs_mask & (1 << 1)) { + at91_set_B_periph(AT91_PIN_PB18, 0); + } + if (cs_mask & (1 << 2)) { + at91_set_B_periph(AT91_PIN_PB19, 0); + } + if (cs_mask & (1 << 3)) { + at91_set_B_periph(AT91_PIN_PD27, 0); + } + if (cs_mask & (1 << 4)) { + at91_set_gpio_output(AT91_PIN_PB3, 0); + } + if (cs_mask & (1 << 5)) { + at91_set_gpio_output(AT91_PIN_PB18, 0); + } + if (cs_mask & (1 << 6)) { + at91_set_gpio_output(AT91_PIN_PB19, 0); + } + if (cs_mask & (1 << 7)) { + at91_set_gpio_output(AT91_PIN_PD27, 0); + } +} + +void at91_spi1_hw_init(unsigned long cs_mask) +{ + at91_set_A_periph(AT91_PIN_PB14, 0); /* SPI1_MISO */ + at91_set_A_periph(AT91_PIN_PB15, 0); /* SPI1_MOSI */ + at91_set_A_periph(AT91_PIN_PB16, 0); /* SPI1_SPCK */ + + /* Enable clock */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9G45_ID_SPI1); + + if (cs_mask & (1 << 0)) { + at91_set_A_periph(AT91_PIN_PB17, 0); + } + if (cs_mask & (1 << 1)) { + at91_set_B_periph(AT91_PIN_PD28, 0); + } + if (cs_mask & (1 << 2)) { + at91_set_A_periph(AT91_PIN_PD18, 0); + } + if (cs_mask & (1 << 3)) { + at91_set_A_periph(AT91_PIN_PD19, 0); + } + if (cs_mask & (1 << 4)) { + at91_set_gpio_output(AT91_PIN_PB17, 0); + } + if (cs_mask & (1 << 5)) { + at91_set_gpio_output(AT91_PIN_PD28, 0); + } + if (cs_mask & (1 << 6)) { + at91_set_gpio_output(AT91_PIN_PD18, 0); + } + if (cs_mask & (1 << 7)) { + at91_set_gpio_output(AT91_PIN_PD19, 0); + } + +} +#endif + +#ifdef CONFIG_MACB +void at91_macb_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PA17, 0); /* ETXCK_EREFCK */ + at91_set_A_periph(AT91_PIN_PA15, 0); /* ERXDV */ + at91_set_A_periph(AT91_PIN_PA12, 0); /* ERX0 */ + at91_set_A_periph(AT91_PIN_PA13, 0); /* ERX1 */ + at91_set_A_periph(AT91_PIN_PA16, 0); /* ERXER */ + at91_set_A_periph(AT91_PIN_PA14, 0); /* ETXEN */ + at91_set_A_periph(AT91_PIN_PA10, 0); /* ETX0 */ + at91_set_A_periph(AT91_PIN_PA11, 0); /* ETX1 */ + at91_set_A_periph(AT91_PIN_PA19, 0); /* EMDIO */ + at91_set_A_periph(AT91_PIN_PA18, 0); /* EMDC */ +#ifndef CONFIG_RMII + at91_set_B_periph(AT91_PIN_PA29, 0); /* ECRS */ + at91_set_B_periph(AT91_PIN_PA30, 0); /* ECOL */ + at91_set_B_periph(AT91_PIN_PA8, 0); /* ERX2 */ + at91_set_B_periph(AT91_PIN_PA9, 0); /* ERX3 */ + at91_set_B_periph(AT91_PIN_PA28, 0); /* ERXCK */ + at91_set_B_periph(AT91_PIN_PA6, 0); /* ETX2 */ + at91_set_B_periph(AT91_PIN_PA7, 0); /* ETX3 */ + at91_set_B_periph(AT91_PIN_PA27, 0); /* ETXER */ +#endif +} +#endif diff --git a/cpu/arm926ejs/at91/clock.c b/cpu/arm926ejs/at91/clock.c index 9f03468..574f488 100644 --- a/cpu/arm926ejs/at91/clock.c +++ b/cpu/arm926ejs/at91/clock.c @@ -183,15 +183,23 @@ int at91_clock_init(unsigned long main_clock) * For now, assume this parentage won't change. */ mckr = at91_sys_read(AT91_PMC_MCKR); +#if defined(CONFIG_AT91SAM9G45) || defined(CONFIG_AT91SAM9M10G45) + /* plla divisor by 2 */ + plla_rate_hz /= (1 << ((mckr & 1 << 12) >> 12)); +#endif freq = mck_rate_hz = at91_css_to_rate(mckr & AT91_PMC_CSS); + freq /= (1 << ((mckr & AT91_PMC_PRES) >> 2)); /* prescale */ #if defined(CONFIG_AT91RM9200) mck_rate_hz = freq / (1 + ((mckr & AT91_PMC_MDIV) >> 8)); /* mdiv */ #elif defined(CONFIG_AT91SAM9G20) mck_rate_hz = (mckr & AT91_PMC_MDIV) ? - freq / ((mckr & AT91_PMC_MDIV) >> 7) : freq; /* mdiv ; (x >> 7) = ((x >> 8) * 2) */ + freq / ((mckr & AT91_PMC_MDIV) >> 7) : freq; /* mdiv ; (x >> 7) = ((x >> 8) * 2) */ if (mckr & AT91_PMC_PDIV) - freq /= 2; /* processor clock division */ + freq /= 2; /* processor clock division */ +#elif defined(CONFIG_AT91SAM9G45) || defined(CONFIG_AT91SAM9M10G45) + mck_rate_hz = (mckr & AT91_PMC_MDIV) == AT91SAM9_PMC_MDIV_3 ? + freq / 3 : freq / (1 << ((mckr & AT91_PMC_MDIV) >> 8)); /* mdiv */ #else mck_rate_hz = freq / (1 << ((mckr & AT91_PMC_MDIV) >> 8)); /* mdiv */ #endif diff --git a/cpu/mpc83xx/cpu_init.c b/cpu/mpc83xx/cpu_init.c index 414565c..03b6c86 100644 --- a/cpu/mpc83xx/cpu_init.c +++ b/cpu/mpc83xx/cpu_init.c @@ -303,11 +303,11 @@ void cpu_init_f (volatile immap_t * im) struct usb_ehci *ehci = (struct usb_ehci *)CONFIG_SYS_MPC8xxx_USB_ADDR; /* Configure interface. */ - setbits_be32((void *)ehci->control, REFSEL_16MHZ | UTMI_PHY_EN); + setbits_be32(&ehci->control, REFSEL_16MHZ | UTMI_PHY_EN); /* Wait for clock to stabilize */ do { - temp = in_be32((void *)ehci->control); + temp = in_be32(&ehci->control); udelay(1000); } while (!(temp & PHY_CLK_VALID)); #endif diff --git a/cpu/ppc4xx/4xx_pci.c b/cpu/ppc4xx/4xx_pci.c index 31ca85d..4b5d636 100644 --- a/cpu/ppc4xx/4xx_pci.c +++ b/cpu/ppc4xx/4xx_pci.c @@ -87,6 +87,20 @@ DECLARE_GLOBAL_DATA_PTR; */ int __pci_pre_init(struct pci_controller *hose) { +#if defined (CONFIG_405EP) + /* + * Enable the internal PCI arbiter by default. + * + * On 405EP CPUs the internal arbiter can be controlled + * by the I2C strapping EEPROM. If you want to do so + * or if you want to disable the arbiter pci_pre_init() + * must be reimplemented without enabling the arbiter. + * The arbiter is enabled in this place because of + * compatibility reasons. + */ + mtdcr(cpc0_pci, mfdcr(cpc0_pci) | CPC0_PCI_ARBIT_EN); +#endif /* CONFIG_405EP */ + return 1; } int pci_pre_init(struct pci_controller *hose) __attribute__((weak, alias("__pci_pre_init"))); @@ -323,8 +337,15 @@ void pci_405gp_init(struct pci_controller *hose) } #endif -#if defined(CONFIG_405EP) /* on ppc405ep vendor id is not set */ - pci_write_config_word(PCIDEVID_405GP, PCI_VENDOR_ID, 0x1014); /* IBM */ +#if defined(CONFIG_405EP) + /* + * on ppc405ep vendor/device id is not set + * The user manual says 0x1014 (IBM) / 0x0156 (405GP!) + * are the correct values. + */ + pci_write_config_word(PCIDEVID_405GP, PCI_VENDOR_ID, PCI_VENDOR_ID_IBM); + pci_write_config_word(PCIDEVID_405GP, + PCI_DEVICE_ID, PCI_DEVICE_ID_IBM_405GP); #endif /* diff --git a/cpu/ppc4xx/cpu_init.c b/cpu/ppc4xx/cpu_init.c index 577d33f..bbd795d 100644 --- a/cpu/ppc4xx/cpu_init.c +++ b/cpu/ppc4xx/cpu_init.c @@ -174,11 +174,6 @@ cpu_init_f (void) * Set EMAC noise filter bits */ mtdcr(cpc0_epctl, CPC0_EPRCSR_E0NFE | CPC0_EPRCSR_E1NFE); - - /* - * Enable the internal PCI arbiter - */ - mtdcr(cpc0_pci, mfdcr(cpc0_pci) | CPC0_PCI_HOST_CFG_EN | CPC0_PCI_ARBIT_EN); #endif /* CONFIG_405EP */ #if defined(CONFIG_SYS_4xx_GPIO_TABLE) diff --git a/cpu/sh2/u-boot.lds b/cpu/sh2/u-boot.lds new file mode 100644 index 0000000..6db5a00 --- /dev/null +++ b/cpu/sh2/u-boot.lds @@ -0,0 +1,95 @@ +/* + * Copyright (C) 2008 Nobuhiro Iwamatsu + * Copyright (C) 2008 Renesas Solutions Corp. + * + * 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 + */ + +OUTPUT_FORMAT("elf32-sh-linux", "elf32-sh-linux", "elf32-sh-linux") +OUTPUT_ARCH(sh) +ENTRY(_start) + +SECTIONS +{ + /* + * entry and reloct_dst will be provided via ldflags + */ + . = .; + + PROVIDE (_ftext = .); + PROVIDE (_fcode = .); + PROVIDE (_start = .); + + .text : + { + cpu/sh2/start.o (.text) + . = ALIGN(8192); + common/env_embedded.o (.ppcenv) + . = ALIGN(8192); + common/env_embedded.o (.ppcenvr) + . = ALIGN(8192); + *(.text) + . = ALIGN(4); + } =0xFF + PROVIDE (_ecode = .); + .rodata : + { + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) + . = ALIGN(4); + } + PROVIDE (_etext = .); + + + PROVIDE (_fdata = .); + .data : + { + *(.data) + . = ALIGN(4); + } + PROVIDE (_edata = .); + + PROVIDE (_fgot = .); + .got : + { + *(.got) + . = ALIGN(4); + } + PROVIDE (_egot = .); + + PROVIDE (__u_boot_cmd_start = .); + .u_boot_cmd : + { + *(.u_boot_cmd) + . = ALIGN(4); + } + PROVIDE (__u_boot_cmd_end = .); + + PROVIDE (reloc_dst_end = .); + + PROVIDE (bss_start = .); + PROVIDE (__bss_start = .); + .bss : + { + *(.bss) + . = ALIGN(4); + } + PROVIDE (bss_end = .); + + PROVIDE (_end = .); +} diff --git a/cpu/sh3/u-boot.lds b/cpu/sh3/u-boot.lds new file mode 100644 index 0000000..1e55b83 --- /dev/null +++ b/cpu/sh3/u-boot.lds @@ -0,0 +1,102 @@ +/* + * Copyright (C) 2007 + * Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com> + * + * Copyright (C) 2007 + * Nobuhiro Iwamatsu <iwamatsu@nigauri.org> + * + * Copyright (C) 2008 + * Mark Jonas <mark.jonas@de.bosch.com> + * + * 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 + */ + +OUTPUT_FORMAT("elf32-sh-linux", "elf32-sh-linux", "elf32-sh-linux") +OUTPUT_ARCH(sh) +ENTRY(_start) + +SECTIONS +{ + /* + * entry and reloct_dst will be provided via ldflags + */ + . = .; + + PROVIDE (_ftext = .); + PROVIDE (_fcode = .); + PROVIDE (_start = .); + + .text : + { + cpu/sh3/start.o (.text) + . = ALIGN(8192); + common/env_embedded.o (.ppcenv) + . = ALIGN(8192); + common/env_embedded.o (.ppcenvr) + . = ALIGN(8192); + *(.text) + . = ALIGN(4); + } =0xFF + PROVIDE (_ecode = .); + .rodata : + { + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) + . = ALIGN(4); + } + PROVIDE (_etext = .); + + + PROVIDE (_fdata = .); + .data : + { + *(.data) + . = ALIGN(4); + } + PROVIDE (_edata = .); + + PROVIDE (_fgot = .); + .got : + { + *(.got) + . = ALIGN(4); + } + PROVIDE (_egot = .); + + PROVIDE (__u_boot_cmd_start = .); + .u_boot_cmd : + { + *(.u_boot_cmd) + . = ALIGN(4); + } + PROVIDE (__u_boot_cmd_end = .); + + PROVIDE (reloc_dst_end = .); + /* _reloc_dst_end = .; */ + + PROVIDE (bss_start = .); + PROVIDE (__bss_start = .); + .bss : + { + *(.bss) + . = ALIGN(4); + } + PROVIDE (bss_end = .); + + PROVIDE (_end = .); +} diff --git a/cpu/sh4/u-boot.lds b/cpu/sh4/u-boot.lds new file mode 100644 index 0000000..bff9f43 --- /dev/null +++ b/cpu/sh4/u-boot.lds @@ -0,0 +1,99 @@ +/* + * Copyright (C) 2007 + * Nobuhiro Iwamatsu <iwamatsu@nigauri.org> + * + * Copyright (C) 2008-2009 + * Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com> + * + * 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 + */ + +OUTPUT_FORMAT("elf32-sh-linux", "elf32-sh-linux", "elf32-sh-linux") +OUTPUT_ARCH(sh) +ENTRY(_start) + +SECTIONS +{ + /* + * entry and reloct_dst will be provided via ldflags + */ + . = .; + + PROVIDE (_ftext = .); + PROVIDE (_fcode = .); + PROVIDE (_start = .); + + .text : + { + cpu/sh4/start.o (.text) + . = ALIGN(8192); + common/env_embedded.o (.ppcenv) + . = ALIGN(8192); + common/env_embedded.o (.ppcenvr) + . = ALIGN(8192); + *(.text) + . = ALIGN(4); + } =0xFF + PROVIDE (_ecode = .); + .rodata : + { + *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) + . = ALIGN(4); + } + PROVIDE (_etext = .); + + + PROVIDE (_fdata = .); + .data : + { + *(.data) + . = ALIGN(4); + } + PROVIDE (_edata = .); + + PROVIDE (_fgot = .); + .got : + { + *(.got) + . = ALIGN(4); + } + PROVIDE (_egot = .); + + PROVIDE (__u_boot_cmd_start = .); + .u_boot_cmd : + { + *(.u_boot_cmd) + . = ALIGN(4); + } + PROVIDE (__u_boot_cmd_end = .); + + PROVIDE (reloc_dst_end = .); + /* _reloc_dst_end = .; */ + + PROVIDE (bss_start = .); + PROVIDE (__bss_start = .); + .bss (NOLOAD) : + { + *(.bss) + . = ALIGN(4); + } + PROVIDE (bss_end = .); + + PROVIDE (_end = .); +} |