new imx platform added: phyCORE-imx31
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#
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# (C) Copyright 2007 Juergen Beisert <jbe@pengutronix.de>
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#
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# See file CREDITS for list of people who contributed to this
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# project.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of
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# the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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# MA 02111-1307 USA
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#
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obj-y += lowlevel_init.o
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obj-y += phycore_imx31.o
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extra-y += u-boot.lds
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/*
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*
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* (c) 2007 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <asm/arch/mx31-regs.h>
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.macro REG reg, val
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ldr r2, =\reg
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ldr r3, =\val
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str r3, [r2]
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.endm
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.macro REG8 reg, val
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ldr r2, =\reg
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ldr r3, =\val
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strb r3, [r2]
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.endm
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.macro DELAY loops
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ldr r2, =\loops
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1:
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subs r2, r2, #1
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nop
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bcs 1b
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.endm
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.globl lowlevel_init
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lowlevel_init:
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REG IPU_CONF, IPU_CONF_DI_EN
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REG CCM_CCMR, 0x074B0BF5
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DELAY 0x40000
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REG CCM_CCMR, 0x074B0BF5 | CCMR_MPE
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REG CCM_CCMR, (0x074B0BF5 | CCMR_MPE) & ~CCMR_MDS
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REG CCM_PDR0, PDR0_CSI_PODF(0xff1) | PDR0_PER_PODF(7) | PDR0_HSP_PODF(3) | PDR0_NFC_PODF(5) | PDR0_IPG_PODF(1) | PDR0_MAX_PODF(3) | PDR0_MCU_PODF(0)
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REG CCM_MPCTL, PLL_PD(0) | PLL_MFD(0xe) | PLL_MFI(9) | PLL_MFN(0xd)
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REG CCM_SPCTL, PLL_PD(1) | PLL_MFD(0x43) | PLL_MFI(12) | PLL_MFN(1)
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REG 0x43FAC26C, 0 /* SDCLK */
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REG 0x43FAC270, 0 /* CAS */
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REG 0x43FAC274, 0 /* RAS */
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REG 0x43FAC27C, 0x1000 /* CS2 CSD0) */
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REG 0x43FAC284, 0 /* DQM3 */
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REG 0x43FAC288, 0 /* DQM2, DQM1, DQM0, SD31-SD0, A25-A0, MA10 0x288..0x2DC) */
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REG 0x43FAC28C, 0
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REG 0x43FAC290, 0
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REG 0x43FAC294, 0
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REG 0x43FAC298, 0
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REG 0x43FAC29C, 0
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REG 0x43FAC2A0, 0
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REG 0x43FAC2A4, 0
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REG 0x43FAC2A8, 0
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REG 0x43FAC2AC, 0
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REG 0x43FAC2B0, 0
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REG 0x43FAC2B4, 0
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REG 0x43FAC2B8, 0
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REG 0x43FAC2BC, 0
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REG 0x43FAC2C0, 0
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REG 0x43FAC2C4, 0
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REG 0x43FAC2C8, 0
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REG 0x43FAC2CC, 0
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REG 0x43FAC2D0, 0
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REG 0x43FAC2D4, 0
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REG 0x43FAC2D8, 0
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REG 0x43FAC2DC, 0
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REG 0xB8001010, 0x00000004
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REG 0xB8001004, 0x006ac73a
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REG 0xB8001000, 0x92100000
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REG 0x80000f00, 0x12344321
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REG 0xB8001000, 0xa2100000
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REG 0x80000000, 0x12344321
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REG 0x80000000, 0x12344321
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REG 0xB8001000, 0xb2100000
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REG8 0x80000033, 0xda
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REG8 0x81000000, 0xff
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REG 0xB8001000, 0x82226080
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REG 0x80000000, 0xDEADBEEF
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REG 0xB8001010, 0x0000000c
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mov pc, lr
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@ -0,0 +1,74 @@
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/*
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*
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* (c) 2007 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <asm/arch/mx31.h>
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#include <asm/arch/mx31-regs.h>
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DECLARE_GLOBAL_DATA_PTR;
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int dram_init (void)
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{
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gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
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gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
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return 0;
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}
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int board_init (void)
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{
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__REG(CSCR_U(0)) = 0x0000cf03; /* CS0: Nor Flash */
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__REG(CSCR_L(0)) = 0x10000d03;
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__REG(CSCR_A(0)) = 0x00720900;
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__REG(CSCR_U(1)) = 0x0000df06; /* CS1: Network Controller */
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__REG(CSCR_L(1)) = 0x444a4541;
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__REG(CSCR_A(1)) = 0x44443302;
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__REG(CSCR_U(4)) = 0x0000d843; /* CS4: SRAM */
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__REG(CSCR_L(4)) = 0x22252521;
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__REG(CSCR_A(4)) = 0x22220a00;
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/* setup pins for UART1 */
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mx31_gpio_mux(MUX_RXD1__UART1_RXD_MUX);
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mx31_gpio_mux(MUX_TXD1__UART1_TXD_MUX);
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mx31_gpio_mux(MUX_RTS1__UART1_RTS_B);
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mx31_gpio_mux(MUX_RTS1__UART1_CTS_B);
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/* setup pins for I2C2 (for EEPROM, RTC) */
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mx31_gpio_mux(MUX_CSPI2_MOSI__I2C2_SCL);
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mx31_gpio_mux(MUX_CSPI2_MISO__I2C2_SCL);
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gd->bd->bi_arch_number = 447; /* board id for linux */
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gd->bd->bi_boot_params = (0x80000100); /* adress of boot parameters */
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return 0;
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}
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int checkboard (void)
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{
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printf("Board: Phytec phyCore i.MX31\n");
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return 0;
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}
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@ -0,0 +1,74 @@
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/*
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* (C) Copyright 2007 Juergen Beisert, <jbe@pengutronix.de>
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*
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* based on file from:
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* (C) Copyright 2000-2004
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*/
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#include <asm-generic/u-boot.lds.h>
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OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
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OUTPUT_ARCH(arm)
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ENTRY(_start)
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SECTIONS
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{
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. = TEXT_BASE;
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. = ALIGN(4);
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.text :
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{
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/* _stext = .; */
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/* _text = .; */
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*(.text_entry)
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*(.text)
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}
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. = ALIGN(4);
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.rodata : { *(.rodata) }
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_etext = .; /* End of text and rodata section */
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. = ALIGN(4);
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.data : { *(.data) }
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. = ALIGN(4);
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.got : { *(.got) }
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. = .;
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__u_boot_cmd_start = .;
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.u_boot_cmd : { U_BOOT_CMDS }
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__u_boot_cmd_end = .;
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__u_boot_initcalls_start = .;
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.u_boot_initcalls : { INITCALLS }
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__u_boot_initcalls_end = .;
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__usymtab_start = .;
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__usymtab : { U_BOOT_SYMS }
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__usymtab_end = .;
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. = ALIGN(4);
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__bss_start = .;
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.bss : { *(.bss) }
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_end = .;
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}
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