diff options
Diffstat (limited to 'qemu/roms/u-boot/board/davinci/schmoogie')
| -rw-r--r-- | qemu/roms/u-boot/board/davinci/schmoogie/Makefile | 11 | ||||
| -rw-r--r-- | qemu/roms/u-boot/board/davinci/schmoogie/board_init.S | 16 | ||||
| -rw-r--r-- | qemu/roms/u-boot/board/davinci/schmoogie/config.mk | 39 | ||||
| -rw-r--r-- | qemu/roms/u-boot/board/davinci/schmoogie/schmoogie.c | 119 |
4 files changed, 185 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/board/davinci/schmoogie/Makefile b/qemu/roms/u-boot/board/davinci/schmoogie/Makefile new file mode 100644 index 000000000..e170d551f --- /dev/null +++ b/qemu/roms/u-boot/board/davinci/schmoogie/Makefile @@ -0,0 +1,11 @@ +# +# (C) Copyright 2000, 2001, 2002 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net> +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y := schmoogie.o +obj-y += board_init.o diff --git a/qemu/roms/u-boot/board/davinci/schmoogie/board_init.S b/qemu/roms/u-boot/board/davinci/schmoogie/board_init.S new file mode 100644 index 000000000..ded059008 --- /dev/null +++ b/qemu/roms/u-boot/board/davinci/schmoogie/board_init.S @@ -0,0 +1,16 @@ +/* + * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net> + * + * Board-specific low level initialization code. Called at the very end + * of arch/arm/cpu/arm926ejs/davinci/lowlevel_init.S. Just returns if there is no + * initialization required. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <config.h> + +.globl dv_board_init +dv_board_init: + + mov pc, lr diff --git a/qemu/roms/u-boot/board/davinci/schmoogie/config.mk b/qemu/roms/u-boot/board/davinci/schmoogie/config.mk new file mode 100644 index 000000000..ed8070723 --- /dev/null +++ b/qemu/roms/u-boot/board/davinci/schmoogie/config.mk @@ -0,0 +1,39 @@ +# +# (C) Copyright 2002 +# Gary Jennejohn, DENX Software Engineering, <garyj@denx.de> +# David Mueller, ELSOFT AG, <d.mueller@elsoft.ch> +# +# (C) Copyright 2003 +# Texas Instruments, <www.ti.com> +# Swaminathan <swami.iyer@ti.com> +# +# Davinci EVM board (ARM925EJS) cpu +# see http://www.ti.com/ for more information on Texas Instruments +# +# Davinci EVM has 1 bank of 256 MB DDR RAM +# Physical Address: +# 8000'0000 to 9000'0000 +# +# Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net> +# +# Visioneering Corp. Sonata board (ARM926EJS) cpu +# +# Sonata board has 1 bank of 128 MB DDR RAM +# Physical Address: +# 8000'0000 to 8800'0000 +# +# Razorstream, LLC. SCHMOOGIE board (ARM926EJS) cpu +# +# Schmoogie board has 1 bank of 128 MB DDR RAM +# Physical Address: +# 8000'0000 to 8800'0000 +# +# Linux-Kernel is expected to be at 8000'8000, entry 8000'8000 +# (mem base + reserved) +# +# we load ourself to 8108 '0000 +# +# + +#Provide at least 16MB spacing between us and the Linux Kernel image +CONFIG_SYS_TEXT_BASE = 0x81080000 diff --git a/qemu/roms/u-boot/board/davinci/schmoogie/schmoogie.c b/qemu/roms/u-boot/board/davinci/schmoogie/schmoogie.c new file mode 100644 index 000000000..741afc4df --- /dev/null +++ b/qemu/roms/u-boot/board/davinci/schmoogie/schmoogie.c @@ -0,0 +1,119 @@ +/* + * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net> + * + * Parts are shamelessly stolen from various TI sources, original copyright + * follows: + * ----------------------------------------------------------------- + * + * Copyright (C) 2004 Texas Instruments. + * + * ---------------------------------------------------------------------------- + * SPDX-License-Identifier: GPL-2.0+ + * ---------------------------------------------------------------------------- + */ + +#include <common.h> +#include <i2c.h> +#include <asm/arch/hardware.h> +#include <asm/arch/davinci_misc.h> + +DECLARE_GLOBAL_DATA_PTR; + +int board_init(void) +{ + /* address of boot parameters */ + gd->bd->bi_boot_params = LINUX_BOOT_PARAM_ADDR; + + /* Configure AEMIF pins (although this should be configured at boot time + * with pull-up/pull-down resistors) */ + REG(PINMUX0) = 0x00000c1f; + + davinci_errata_workarounds(); + + /* Power on required peripherals */ + lpsc_on(DAVINCI_LPSC_GPIO); + +#if !defined(CONFIG_SYS_USE_DSPLINK) + /* Powerup the DSP */ + dsp_on(); +#endif /* CONFIG_SYS_USE_DSPLINK */ + + davinci_enable_uart0(); + davinci_enable_emac(); + davinci_enable_i2c(); + + lpsc_on(DAVINCI_LPSC_TIMER1); + timer_init(); + + return(0); +} + +int misc_init_r(void) +{ + u_int8_t tmp[20], buf[10]; + int i = 0; + + /* Set serial number from UID chip */ + const u_int8_t crc_tbl[256] = { + 0x00, 0x5e, 0xbc, 0xe2, 0x61, 0x3f, 0xdd, 0x83, + 0xc2, 0x9c, 0x7e, 0x20, 0xa3, 0xfd, 0x1f, 0x41, + 0x9d, 0xc3, 0x21, 0x7f, 0xfc, 0xa2, 0x40, 0x1e, + 0x5f, 0x01, 0xe3, 0xbd, 0x3e, 0x60, 0x82, 0xdc, + 0x23, 0x7d, 0x9f, 0xc1, 0x42, 0x1c, 0xfe, 0xa0, + 0xe1, 0xbf, 0x5d, 0x03, 0x80, 0xde, 0x3c, 0x62, + 0xbe, 0xe0, 0x02, 0x5c, 0xdf, 0x81, 0x63, 0x3d, + 0x7c, 0x22, 0xc0, 0x9e, 0x1d, 0x43, 0xa1, 0xff, + 0x46, 0x18, 0xfa, 0xa4, 0x27, 0x79, 0x9b, 0xc5, + 0x84, 0xda, 0x38, 0x66, 0xe5, 0xbb, 0x59, 0x07, + 0xdb, 0x85, 0x67, 0x39, 0xba, 0xe4, 0x06, 0x58, + 0x19, 0x47, 0xa5, 0xfb, 0x78, 0x26, 0xc4, 0x9a, + 0x65, 0x3b, 0xd9, 0x87, 0x04, 0x5a, 0xb8, 0xe6, + 0xa7, 0xf9, 0x1b, 0x45, 0xc6, 0x98, 0x7a, 0x24, + 0xf8, 0xa6, 0x44, 0x1a, 0x99, 0xc7, 0x25, 0x7b, + 0x3a, 0x64, 0x86, 0xd8, 0x5b, 0x05, 0xe7, 0xb9, + 0x8c, 0xd2, 0x30, 0x6e, 0xed, 0xb3, 0x51, 0x0f, + 0x4e, 0x10, 0xf2, 0xac, 0x2f, 0x71, 0x93, 0xcd, + 0x11, 0x4f, 0xad, 0xf3, 0x70, 0x2e, 0xcc, 0x92, + 0xd3, 0x8d, 0x6f, 0x31, 0xb2, 0xec, 0x0e, 0x50, + 0xaf, 0xf1, 0x13, 0x4d, 0xce, 0x90, 0x72, 0x2c, + 0x6d, 0x33, 0xd1, 0x8f, 0x0c, 0x52, 0xb0, 0xee, + 0x32, 0x6c, 0x8e, 0xd0, 0x53, 0x0d, 0xef, 0xb1, + 0xf0, 0xae, 0x4c, 0x12, 0x91, 0xcf, 0x2d, 0x73, + 0xca, 0x94, 0x76, 0x28, 0xab, 0xf5, 0x17, 0x49, + 0x08, 0x56, 0xb4, 0xea, 0x69, 0x37, 0xd5, 0x8b, + 0x57, 0x09, 0xeb, 0xb5, 0x36, 0x68, 0x8a, 0xd4, + 0x95, 0xcb, 0x29, 0x77, 0xf4, 0xaa, 0x48, 0x16, + 0xe9, 0xb7, 0x55, 0x0b, 0x88, 0xd6, 0x34, 0x6a, + 0x2b, 0x75, 0x97, 0xc9, 0x4a, 0x14, 0xf6, 0xa8, + 0x74, 0x2a, 0xc8, 0x96, 0x15, 0x4b, 0xa9, 0xf7, + 0xb6, 0xe8, 0x0a, 0x54, 0xd7, 0x89, 0x6b, 0x35 + }; + + /* Set serial number from UID chip */ + if (i2c_read(CONFIG_SYS_UID_ADDR, 0, 1, buf, 8)) { + printf("\nUID @ 0x%02x read FAILED!!!\n", CONFIG_SYS_UID_ADDR); + setenv("serial#", "FAILED"); + } else { + if (buf[0] != 0x70) { + /* Device Family Code */ + printf("\nUID @ 0x%02x read FAILED!!!\n", CONFIG_SYS_UID_ADDR); + setenv("serial#", "FAILED"); + } + } + /* Now check CRC */ + tmp[0] = 0; + for (i = 0; i < 8; i++) + tmp[0] = crc_tbl[tmp[0] ^ buf[i]]; + + if (tmp[0] != 0) { + printf("\nUID @ 0x%02x - BAD CRC!!!\n", CONFIG_SYS_UID_ADDR); + setenv("serial#", "FAILED"); + } else { + /* CRC OK, set "serial" env variable */ + sprintf((char *)&tmp[0], "%02x%02x%02x%02x%02x%02x", + buf[6], buf[5], buf[4], buf[3], buf[2], buf[1]); + setenv("serial#", (char *)&tmp[0]); + } + + return(0); +} |