From bc3a4a53a77308d61b8b3dd366108575b620d3fe Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Mon, 5 Apr 2010 01:50:57 +0200 Subject: PXA: ZipitZ2 support This patch adds support for Aeronix Zipit Z2 handheld. Signed-off-by: Marek Vasut diff --git a/MAKEALL b/MAKEALL index 86f5930..a632d62 100755 --- a/MAKEALL +++ b/MAKEALL @@ -720,6 +720,7 @@ LIST_pxa=" \ xaeniax \ xm250 \ xsengine \ + zipitz2 \ zylonite \ " diff --git a/board/zipitz2/Makefile b/board/zipitz2/Makefile new file mode 100644 index 0000000..2673835 --- /dev/null +++ b/board/zipitz2/Makefile @@ -0,0 +1,54 @@ + +# +# Copyright (C) 2009 +# Marek Vasut +# +# Heavily based on pxa255_idp platform +# +# 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).a + +COBJS := zipitz2.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/zipitz2/config.mk b/board/zipitz2/config.mk new file mode 100644 index 0000000..1d650ac --- /dev/null +++ b/board/zipitz2/config.mk @@ -0,0 +1 @@ +TEXT_BASE = 0xa1000000 diff --git a/board/zipitz2/lowlevel_init.S b/board/zipitz2/lowlevel_init.S new file mode 100644 index 0000000..82a52e8 --- /dev/null +++ b/board/zipitz2/lowlevel_init.S @@ -0,0 +1,40 @@ +/* + * Aeronix Zipit Z2 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 + pxa_wait_ticks 0x8000 + pxa_mem_setup + pxa_wakeup + pxa_intr_setup + pxa_clock_setup + + mov pc, lr diff --git a/board/zipitz2/u-boot.lds b/board/zipitz2/u-boot.lds new file mode 100644 index 0000000..fb4358b --- /dev/null +++ b/board/zipitz2/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 = .; +} diff --git a/board/zipitz2/zipitz2.c b/board/zipitz2/zipitz2.c new file mode 100644 index 0000000..14d1d76 --- /dev/null +++ b/board/zipitz2/zipitz2.c @@ -0,0 +1,213 @@ +/* + * Copyright (C) 2009 + * Marek Vasut + * + * Heavily based on pxa255_idp platform + * + * 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 +#include + +DECLARE_GLOBAL_DATA_PTR; + +#ifdef CONFIG_CMD_SPI +void lcd_start(void); +#else +inline void lcd_start(void) {}; +#endif + +/* + * Miscelaneous platform dependent initialisations + */ + +int board_init (void) +{ + /* memory and cpu-speed are setup before relocation */ + /* so we do _nothing_ here */ + + /* arch number of Lubbock-Board */ + gd->bd->bi_arch_number = MACH_TYPE_ZIPIT2; + + /* adress of boot parameters */ + gd->bd->bi_boot_params = 0xa0000100; + + /* Enable LCD */ + lcd_start(); + + return 0; +} + +int board_late_init(void) +{ + setenv("stdout", "serial"); + setenv("stderr", "serial"); + return 0; +} + +struct serial_device *default_serial_console (void) +{ + return &serial_stuart_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; +} + +#ifdef CONFIG_CMD_SPI + +struct { + unsigned char reg; + unsigned short data; + unsigned char mdelay; +} lcd_data[] = { + { 0x07, 0x0000, 0 }, + { 0x13, 0x0000, 10 }, + { 0x11, 0x3004, 0 }, + { 0x14, 0x200F, 0 }, + { 0x10, 0x1a20, 0 }, + { 0x13, 0x0040, 50 }, + { 0x13, 0x0060, 0 }, + { 0x13, 0x0070, 200 }, + { 0x01, 0x0127, 0 }, + { 0x02, 0x0700, 0 }, + { 0x03, 0x1030, 0 }, + { 0x08, 0x0208, 0 }, + { 0x0B, 0x0620, 0 }, + { 0x0C, 0x0110, 0 }, + { 0x30, 0x0120, 0 }, + { 0x31, 0x0127, 0 }, + { 0x32, 0x0000, 0 }, + { 0x33, 0x0503, 0 }, + { 0x34, 0x0727, 0 }, + { 0x35, 0x0124, 0 }, + { 0x36, 0x0706, 0 }, + { 0x37, 0x0701, 0 }, + { 0x38, 0x0F00, 0 }, + { 0x39, 0x0F00, 0 }, + { 0x40, 0x0000, 0 }, + { 0x41, 0x0000, 0 }, + { 0x42, 0x013f, 0 }, + { 0x43, 0x0000, 0 }, + { 0x44, 0x013f, 0 }, + { 0x45, 0x0000, 0 }, + { 0x46, 0xef00, 0 }, + { 0x47, 0x013f, 0 }, + { 0x48, 0x0000, 0 }, + { 0x07, 0x0015, 30 }, + { 0x07, 0x0017, 0 }, + { 0x20, 0x0000, 0 }, + { 0x21, 0x0000, 0 }, + { 0x22, 0x0000, 0 }, +}; + +void zipitz2_spi_sda(int set) +{ + /* GPIO 13 */ + if (set) + GPSR0 = (1 << 13); + else + GPCR0 = (1 << 13); +} + +void zipitz2_spi_scl(int set) +{ + /* GPIO 22 */ + if (set) + GPCR0 = (1 << 22); + else + GPSR0 = (1 << 22); +} + +unsigned char zipitz2_spi_read(void) +{ + /* GPIO 40 */ + return !!(GPLR1 & (1 << 8)); +} + +int spi_cs_is_valid(unsigned int bus, unsigned int cs) +{ + /* Always valid */ + return 1; +} + +void spi_cs_activate(struct spi_slave *slave) +{ + /* GPIO 88 low */ + GPCR2 = (1 << 24); +} + +void spi_cs_deactivate(struct spi_slave *slave) +{ + /* GPIO 88 high */ + GPSR2 = (1 << 24); + +} + +void lcd_start(void) +{ + int i; + unsigned char reg[3] = { 0x74, 0x00, 0 }; + unsigned char data[3] = { 0x76, 0, 0 }; + unsigned char dummy[3] = { 0, 0, 0 }; + + /* PWM2 AF */ + GAFR0_L |= 0x00800000; + /* Enable clock to all PWM */ + CKEN |= 0x3; + /* Configure PWM2 */ + PWM_CTRL2 = 0x4f; + PWM_PWDUTY2 = 0x2ff; + PWM_PERVAL2 = 792; + + /* Toggle the reset pin to reset the LCD */ + GPSR0 = (1 << 19); + udelay(100000); + GPCR0 = (1 << 19); + udelay(20000); + GPSR0 = (1 << 19); + udelay(20000); + + /* Program the LCD init sequence */ + for (i = 0; i < sizeof(lcd_data) / sizeof(lcd_data[0]); i++) { + reg[0] = 0x74; + reg[1] = 0x0; + reg[2] = lcd_data[i].reg; + spi_xfer(NULL, 24, reg, dummy, SPI_XFER_BEGIN | SPI_XFER_END); + + data[0] = 0x76; + data[1] = lcd_data[i].data >> 8; + data[2] = lcd_data[i].data & 0xff; + spi_xfer(NULL, 24, data, dummy, SPI_XFER_BEGIN | SPI_XFER_END); + + if (lcd_data[i].mdelay) + udelay(lcd_data[i].mdelay * 1000); + } + + GPSR0 = (1 << 11); +} +#endif diff --git a/boards.cfg b/boards.cfg index f26445e..e7c12f5 100644 --- a/boards.cfg +++ b/boards.cfg @@ -62,6 +62,7 @@ lubbock arm pxa pleb2 arm pxa xaeniax arm pxa xm250 arm pxa +zipitz2 arm pxa B2 arm s3c44b0 - dave assabet arm sa1100 dnp1110 arm sa1100 diff --git a/include/configs/zipitz2.h b/include/configs/zipitz2.h new file mode 100644 index 0000000..a5a873b --- /dev/null +++ b/include/configs/zipitz2.h @@ -0,0 +1,259 @@ +/* + * Aeronix Zipit Z2 configuration file + * + * Copyright (C) 2009-2010 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 + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * High Level Board Configuration Options + */ +#define CONFIG_PXA27X 1 /* Marvell PXA270 CPU */ +#define CONFIG_ZIPITZ2 1 /* Zipit Z2 board */ + +#undef BOARD_LATE_INIT +#undef CONFIG_SKIP_RELOCATE_UBOOT +#undef CONFIG_USE_IRQ +#undef CONFIG_SKIP_LOWLEVEL_INIT + +/* + * Environment settings + */ +#define CONFIG_ENV_OVERWRITE +#define CONFIG_ENV_IS_IN_FLASH 1 +#define CONFIG_ENV_ADDR 0x40000 +#define CONFIG_ENV_SIZE 0x20000 + +#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + CONFIG_STACKSIZE) +#define CONFIG_SYS_GBL_DATA_SIZE 512 + +#define CONFIG_BOOTCOMMAND \ + "if mmc init && fatload mmc 0 0xa0000000 uboot.script ; then " \ + "source 0xa0000000; " \ + "else " \ + "bootm 0x60000; " \ + "fi; " +#define CONFIG_BOOTARGS \ + "console=tty0 console=ttyS2,115200 fbcon=rotate:3" +#define CONFIG_TIMESTAMP +#define CONFIG_BOOTDELAY 2 /* Autoboot delay */ +#define CONFIG_CMDLINE_TAG +#define CONFIG_SETUP_MEMORY_TAGS + +#define CONFIG_LZMA /* LZMA compression support */ + +/* + * Serial Console Configuration + * STUART - the lower serial port on Colibri board + */ +#define CONFIG_PXA_SERIAL +#define CONFIG_STUART 1 +#define CONFIG_BAUDRATE 115200 +#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } + +/* + * Bootloader Components Configuration + */ +#include + +#undef CONFIG_CMD_NET +#define CONFIG_CMD_ENV +#undef CONFIG_CMD_IMLS +#define CONFIG_CMD_MMC +#define CONFIG_CMD_SPI + +/* + * MMC Card Configuration + */ +#ifdef CONFIG_CMD_MMC +#define CONFIG_MMC +#define CONFIG_PXA_MMC +#define CONFIG_SYS_MMC_BASE 0xF0000000 +#define CONFIG_CMD_FAT +#define CONFIG_CMD_EXT2 +#define CONFIG_DOS_PARTITION +#endif + +/* + * SPI and LCD + */ +#ifdef CONFIG_CMD_SPI +#define CONFIG_SOFT_SPI +#define CONFIG_LCD +#define CONFIG_LMS283GF05 +#define CONFIG_VIDEO_LOGO +#define CONFIG_CMD_BMP +#define CONFIG_SPLASH_SCREEN +#define CONFIG_SPLASH_SCREEN_ALIGN +#define CONFIG_VIDEO_BMP_GZIP +#define CONFIG_VIDEO_BMP_RLE8 +#define CONFIG_SYS_VIDEO_LOGO_MAX_SIZE (2 << 20) +#undef SPI_INIT + +#define SPI_DELAY udelay(10) +#define SPI_SDA(val) zipitz2_spi_sda(val) +#define SPI_SCL(val) zipitz2_spi_scl(val) +#define SPI_READ zipitz2_spi_read() +#ifndef __ASSEMBLY__ +void zipitz2_spi_sda(int); +void zipitz2_spi_scl(int); +unsigned char zipitz2_spi_read(void); +#endif +#endif + +/* + * KGDB + */ +#ifdef CONFIG_CMD_KGDB +#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */ +#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */ +#endif + +/* + * HUSH Shell Configuration + */ +#define CONFIG_SYS_HUSH_PARSER 1 +#define CONFIG_SYS_PROMPT_HUSH_PS2 "> " + +#define CONFIG_SYS_LONGHELP /* undef to save memory */ +#ifdef CONFIG_SYS_HUSH_PARSER +#define CONFIG_SYS_PROMPT "$ " /* Monitor Command Prompt */ +#else +#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */ +#endif +#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ +#define CONFIG_SYS_MAXARGS 16 /* max number of command args */ +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ +#define CONFIG_SYS_DEVICE_NULLDEV 1 + +/* + * Clock Configuration + */ +#undef CONFIG_SYS_CLKS_IN_HZ +#define CONFIG_SYS_HZ 3250000 /* Timer @ 3250000 Hz */ +#define CONFIG_SYS_CPUSPEED 0x190 /* standard setting for 312MHz; L=16, N=1.5, A=0, SDCLK!=SystemBus */ + +/* + * Stack sizes + */ +#define CONFIG_STACKSIZE (128*1024) /* regular stack */ +#ifdef CONFIG_USE_IRQ +#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */ +#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */ +#endif + +/* + * DRAM Map + */ +#define CONFIG_NR_DRAM_BANKS 1 /* We have 1 bank of DRAM */ +#define PHYS_SDRAM_1 0xa0000000 /* SDRAM Bank #1 */ +#define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB */ + +#define CONFIG_SYS_DRAM_BASE 0xa0000000 /* CS0 */ +#define CONFIG_SYS_DRAM_SIZE 0x02000000 /* 32 MB DRAM */ + +#define CONFIG_SYS_MEMTEST_START 0xa0400000 /* memtest works on */ +#define CONFIG_SYS_MEMTEST_END 0xa0800000 /* 4 ... 8 MB in DRAM */ + +#define CONFIG_SYS_LOAD_ADDR CONFIG_SYS_DRAM_BASE + +/* + * NOR FLASH + */ +#define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */ +#define PHYS_FLASH_SIZE 0x00800000 /* 8 MB */ +#define PHYS_FLASH_SECT_SIZE 0x00010000 /* 64 KB sectors */ +#define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1 + +#define CONFIG_SYS_FLASH_CFI +#define CONFIG_FLASH_CFI_DRIVER 1 +#define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT + +#define CONFIG_SYS_MONITOR_BASE PHYS_FLASH_1 +#define CONFIG_SYS_MONITOR_LEN PHYS_FLASH_SECT_SIZE + +#define CONFIG_SYS_MAX_FLASH_BANKS 1 +#define CONFIG_SYS_MAX_FLASH_SECT 256 + +#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 + +#define CONFIG_SYS_FLASH_ERASE_TOUT (2*CONFIG_SYS_HZ) +#define CONFIG_SYS_FLASH_WRITE_TOUT (2*CONFIG_SYS_HZ) +#define CONFIG_SYS_FLASH_LOCK_TOUT (2*CONFIG_SYS_HZ) +#define CONFIG_SYS_FLASH_UNLOCK_TOUT (2*CONFIG_SYS_HZ) +#define CONFIG_SYS_FLASH_PROTECTION + +/* + * GPIO settings + */ +#define CONFIG_SYS_GAFR0_L_VAL 0x02000140 +#define CONFIG_SYS_GAFR0_U_VAL 0x59188000 +#define CONFIG_SYS_GAFR1_L_VAL 0x63900002 +#define CONFIG_SYS_GAFR1_U_VAL 0xaaa03950 +#define CONFIG_SYS_GAFR2_L_VAL 0x0aaaaaaa +#define CONFIG_SYS_GAFR2_U_VAL 0x29000308 +#define CONFIG_SYS_GAFR3_L_VAL 0x54000000 +#define CONFIG_SYS_GAFR3_U_VAL 0x000000d5 +#define CONFIG_SYS_GPCR0_VAL 0x00000000 +#define CONFIG_SYS_GPCR1_VAL 0x00000020 +#define CONFIG_SYS_GPCR2_VAL 0x00000000 +#define CONFIG_SYS_GPCR3_VAL 0x00000000 +#define CONFIG_SYS_GPDR0_VAL 0xdafcee00 +#define CONFIG_SYS_GPDR1_VAL 0xffa3aaab +#define CONFIG_SYS_GPDR2_VAL 0x8fe1ffff +#define CONFIG_SYS_GPDR3_VAL 0x001b1f8a +#define CONFIG_SYS_GPSR0_VAL 0x06080400 +#define CONFIG_SYS_GPSR1_VAL 0x007f0000 +#define CONFIG_SYS_GPSR2_VAL 0x032a0000 +#define CONFIG_SYS_GPSR3_VAL 0x00000180 + +#define CONFIG_SYS_PSSR_VAL 0x30 + +/* + * Clock settings + */ +#define CONFIG_SYS_CKEN 0x00511220 +#define CONFIG_SYS_CCCR 0x00000190 + +/* + * Memory settings + */ +#define CONFIG_SYS_MSC0_VAL 0x2ffc38f8 +#define CONFIG_SYS_MSC1_VAL 0x0000ccd1 +#define CONFIG_SYS_MSC2_VAL 0x0000b884 +#define CONFIG_SYS_MDCNFG_VAL 0x08000ba9 +#define CONFIG_SYS_MDREFR_VAL 0x2011a01e +#define CONFIG_SYS_MDMRS_VAL 0x00000000 +#define CONFIG_SYS_FLYCNFG_VAL 0x00010001 +#define CONFIG_SYS_SXCNFG_VAL 0x40044004 + +/* + * PCMCIA and CF Interfaces + */ +#define CONFIG_SYS_MECR_VAL 0x00000001 +#define CONFIG_SYS_MCMEM0_VAL 0x00014307 +#define CONFIG_SYS_MCMEM1_VAL 0x00014307 +#define CONFIG_SYS_MCATT0_VAL 0x0001c787 +#define CONFIG_SYS_MCATT1_VAL 0x0001c787 +#define CONFIG_SYS_MCIO0_VAL 0x0001430f +#define CONFIG_SYS_MCIO1_VAL 0x0001430f + +#endif /* __CONFIG_H */ -- cgit v0.10.2