6 Dec
2008
6 Dec
'08
8:28 p.m.
diff --git a/board/omap3/pandora/pandora.c b/board/omap3/pandora/pandora.c new file mode 100644 index 0000000..7c0c5b4 --- /dev/null +++ b/board/omap3/pandora/pandora.c @@ -0,0 +1,124 @@ +/*
Copyright?
- Maintainer : Grazvydas Ignotas notasas@gmail.com
- Derived from Beagle Board, 3430 SDP, and OMAP3EVM code by
- Richard Woodruff r-woodruff2@ti.com
- Syed Mohammed Khasim khasim@ti.com
- Sunil Kumar sunilsaini05@gmail.com
- Shashi Ranjan shashiranjanmca05@gmail.com
- (C) Copyright 2004-2008
- Texas Instruments, <www.ti.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/io.h> +#include <asm/arch/mux.h> +#include <asm/arch/sys_proto.h> +#include <i2c.h> +#include <asm/mach-types.h> +#include "pandora.h"
+/******************************************************************************
- Routine: board_init
- Description: Early hardware init.
- *****************************************************************************/
+int board_init(void) +{
- DECLARE_GLOBAL_DATA_PTR;
- gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
- /* board id for Linux */
- gd->bd->bi_arch_number = MACH_TYPE_OMAP3_PANDORA;
- /* boot param addr */
- gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
- return 0;
+}
+/******************************************************************************
- Routine: misc_init_r
- Description: Configure power supply
- *****************************************************************************/
+int misc_init_r(void) +{
- unsigned char byte;
- unsigned int *gpio1_base = (unsigned int *)OMAP34XX_GPIO1_BASE;
- unsigned int *gpio4_base = (unsigned int *)OMAP34XX_GPIO4_BASE;
- unsigned int *gpio5_base = (unsigned int *)OMAP34XX_GPIO5_BASE;
- unsigned int *gpio6_base = (unsigned int *)OMAP34XX_GPIO6_BASE;
+#ifdef CONFIG_DRIVER_OMAP34XX_I2C
- i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
+#endif
- /*
* Configure OMAP3 supply voltages in power management* companion chip.*/- /* set VAUX3 to 2.8V */
- byte = DEV_GRP_P1;
- i2c_write(PWRMGT_ADDR_ID4, VAUX3_DEV_GRP, 1, &byte, 1);
- byte = VAUX3_VSEL_28;
- i2c_write(PWRMGT_ADDR_ID4, VAUX3_DEDICATED, 1, &byte, 1);
- /* set VPLL2 to 1.8V */
- byte = DEV_GRP_ALL;
- i2c_write(PWRMGT_ADDR_ID4, VPLL2_DEV_GRP, 1, &byte, 1);
- byte = VPLL2_VSEL_18;
- i2c_write(PWRMGT_ADDR_ID4, VPLL2_DEDICATED, 1, &byte, 1);
- /* set VDAC to 1.8V */
- byte = DEV_GRP_P1;
- i2c_write(PWRMGT_ADDR_ID4, VDAC_DEV_GRP, 1, &byte, 1);
- byte = VDAC_VSEL_18;
- i2c_write(PWRMGT_ADDR_ID4, VDAC_DEDICATED, 1, &byte, 1);
is it possible to reduce duplicate code? this block is also use in the Beagle
- /* enable LED */
- byte = LEDBPWM | LEDAPWM | LEDBON | LEDAON;
- i2c_write(PWRMGT_ADDR_ID3, LEDEN, 1, &byte, 1);
- /* Configure GPIOs to output */
- writel(~(GPIO14 | GPIO15 | GPIO16 | GPIO23),
gpio1_base + OFFS(GPIO_OE));- writel(~GPIO22, gpio4_base + OFFS(GPIO_OE)); /* 118 */
- writel(~(GPIO0 | GPIO1 | GPIO28 | GPIO29 | GPIO30 | GPIO31),
gpio5_base + OFFS(GPIO_OE)); /* 128, 129, 156-159 */- writel(~GPIO4, gpio6_base + OFFS(GPIO_OE)); /* 164 */
- /* Set GPIOs */
- writel(GPIO28, gpio5_base + OFFS(GPIO_SETDATAOUT));
- writel(GPIO4, gpio6_base + OFFS(GPIO_SETDATAOUT));
- return 0;
+}
+/******************************************************************************
- Routine: set_muxconf_regs
- Description: Setting up the configuration Mux registers specific to the
hardware. Many pins need to be moved from protect to primary
mode.- *****************************************************************************/
+void set_muxconf_regs(void) +{
- MUX_PANDORA();
+} diff --git a/board/omap3/pandora/u-boot.lds b/board/omap3/pandora/u-boot.lds new file mode 100644 index 0000000..7f2fa32 --- /dev/null +++ b/board/omap3/pandora/u-boot.lds @@ -0,0 +1,63 @@ +/*
- January 2004 - Changed to support H4 device
- Copyright (c) 2004 Texas Instruments
- (C) Copyright 2002
- Gary Jennejohn, DENX Software Engineering, gj@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/arm_cortexa8/start.o (.text)
^^
- {
*(.text)
^^
- {
- }
- . = ALIGN(4);
- .rodata : { *(.rodata) }
- .ARM.extab : { *(.ARM.extab* .gnu.linkonce.armextab.*) }
^^^
- {
- __exidx_start = .;
- .ARM.exidx : { *(.ARM.exidx* .gnu.linkonce.armexidx.*) }
^^^
- {
- __exidx_end = .;
- . = 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 : { *(.bss) }
- _end = .;
+}
Best Regards, J.