From 6375dadab39991cca679b186f2949ccde5dac174 Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Mon, 19 Jul 2010 11:23:07 +0200 Subject: PXA: Add initial Palm LifeDrive support Signed-off-by: Marek Vasut --- board/palmld/Makefile | 49 +++++++++++++++++++++++++++++++ board/palmld/config.mk | 1 + board/palmld/lowlevel_init.S | 45 +++++++++++++++++++++++++++++ board/palmld/palmld.c | 69 ++++++++++++++++++++++++++++++++++++++++++++ board/palmld/u-boot.lds | 56 +++++++++++++++++++++++++++++++++++ 5 files changed, 220 insertions(+) create mode 100644 board/palmld/Makefile create mode 100644 board/palmld/config.mk create mode 100644 board/palmld/lowlevel_init.S create mode 100644 board/palmld/palmld.c create mode 100644 board/palmld/u-boot.lds (limited to 'board/palmld') diff --git a/board/palmld/Makefile b/board/palmld/Makefile new file mode 100644 index 0000000..bcb014d --- /dev/null +++ b/board/palmld/Makefile @@ -0,0 +1,49 @@ +# +# Palm LifeDrive Support +# +# Copyright (C) 2010 Marek Vasut +# +# 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).a + +COBJS := palmld.o +SOBJS := lowlevel_init.o + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) $(SOBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak $(obj).depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/palmld/config.mk b/board/palmld/config.mk new file mode 100644 index 0000000..1d650ac --- /dev/null +++ b/board/palmld/config.mk @@ -0,0 +1 @@ +TEXT_BASE = 0xa1000000 diff --git a/board/palmld/lowlevel_init.S b/board/palmld/lowlevel_init.S new file mode 100644 index 0000000..e3382ee --- /dev/null +++ b/board/palmld/lowlevel_init.S @@ -0,0 +1,45 @@ +/* + * Palm LifeDrive Lowlevel Hardware Initialization + * + * Copyright (C) 2010 Marek Vasut + * + * 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 +#include +#include +#include + +.globl lowlevel_init +lowlevel_init: + pxa_gpio_setup + + /* Enable GPIO reset */ + ldr r0, =PCFR + mov r1, #0x30 + str r1, [r0] + + pxa_wait_ticks 0x8000 + pxa_mem_setup + pxa_wakeup + pxa_intr_setup + pxa_clock_setup + + mov pc, lr diff --git a/board/palmld/palmld.c b/board/palmld/palmld.c new file mode 100644 index 0000000..4f0087e --- /dev/null +++ b/board/palmld/palmld.c @@ -0,0 +1,69 @@ +/* + * Palm LifeDrive Support + * + * Copyright (C) 2010 Marek Vasut + * + * 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 +#include +#include +#include +#include + +DECLARE_GLOBAL_DATA_PTR; + +/* + * Miscelaneous platform dependent initialisations + */ + +int board_init(void) +{ + /* arch number of Lubbock-Board */ + gd->bd->bi_arch_number = MACH_TYPE_PALMLD; + + /* adress of boot parameters */ + gd->bd->bi_boot_params = 0xa0000100; + + /* Set PWM for LCD */ + writel(0x7, PWM_CTRL0); + writel(0x16c, PWM_PERVAL0); + writel(0x11a, PWM_PWDUTY0); + + return 0; +} + +struct serial_device *default_serial_console(void) +{ + return &serial_ffuart_device; +} + +int dram_init(void) +{ + gd->bd->bi_dram[0].start = PHYS_SDRAM_1; + gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; + + return 0; +} + +ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info) +{ + info->portwidth = FLASH_CFI_16BIT; + info->chipwidth = FLASH_CFI_BY16; + info->interface = FLASH_CFI_X16; + return 1; +} diff --git a/board/palmld/u-boot.lds b/board/palmld/u-boot.lds new file mode 100644 index 0000000..fb4358b --- /dev/null +++ b/board/palmld/u-boot.lds @@ -0,0 +1,56 @@ +/* + * (C) Copyright 2000-2005 + * 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 + */ + +OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") +OUTPUT_ARCH(arm) +ENTRY(_start) +SECTIONS +{ + . = 0x00000000; + + . = ALIGN(4); + .text : + { + cpu/pxa/start.o (.text) + *(.text) + } + + . = ALIGN(4); + .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } + + . = ALIGN(4); + .data : { *(.data) } + + . = ALIGN(4); + .got : { *(.got) } + + . = .; + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + . = ALIGN(4); + __bss_start = .; + .bss (NOLOAD) : { *(.bss) . = ALIGN(4); } + _end = .; +} -- cgit v1.1