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authorSascha Hauer <s.hauer@pengutronix.de>2008-03-30 11:32:27 +0100
committerPeter Pearse <peter.pearse@arm.com>2008-03-30 11:32:27 +0100
commitc88ae20580b2b01487b4cdcc8b2a113f551aee36 (patch)
treeae3395441462021c7eaaabf765b5ed0d52cac5b2 /board/imx31_phycore
parenta147e56f03871bba4f05058d5e04ce7deb010b04 (diff)
downloadu-boot-linaro-stable-c88ae20580b2b01487b4cdcc8b2a113f551aee36.tar.gz
Phytec Phycore-i.MX31 support
This patch adds support for the Phytec Phycore-i.MX31 board Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> Signed-off-by: Guennadi Liakhovetski <lg@denx.de>
Diffstat (limited to 'board/imx31_phycore')
-rw-r--r--board/imx31_phycore/Makefile49
-rw-r--r--board/imx31_phycore/config.mk1
-rw-r--r--board/imx31_phycore/imx31_phycore.c73
-rw-r--r--board/imx31_phycore/lowlevel_init.S105
-rw-r--r--board/imx31_phycore/u-boot.lds59
5 files changed, 287 insertions, 0 deletions
diff --git a/board/imx31_phycore/Makefile b/board/imx31_phycore/Makefile
new file mode 100644
index 000000000..de37ccaa8
--- /dev/null
+++ b/board/imx31_phycore/Makefile
@@ -0,0 +1,49 @@
+#
+# (C) Copyright 2000-2008
+# 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 Foundatio; 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 := imx31_phycore.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 .depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
diff --git a/board/imx31_phycore/config.mk b/board/imx31_phycore/config.mk
new file mode 100644
index 000000000..d34dc02d9
--- /dev/null
+++ b/board/imx31_phycore/config.mk
@@ -0,0 +1 @@
+TEXT_BASE = 0x87f00000
diff --git a/board/imx31_phycore/imx31_phycore.c b/board/imx31_phycore/imx31_phycore.c
new file mode 100644
index 000000000..85fdc2530
--- /dev/null
+++ b/board/imx31_phycore/imx31_phycore.c
@@ -0,0 +1,73 @@
+/*
+ *
+ * (c) 2007 Pengutronix, Sascha Hauer <s.hauer@pengutronix.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
+ */
+
+
+#include <common.h>
+#include <asm/arch/mx31.h>
+#include <asm/arch/mx31-regs.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+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;
+}
+
+int board_init(void)
+{
+ __REG(CSCR_U(0)) = 0x0000cf03; /* CS0: Nor Flash */
+ __REG(CSCR_L(0)) = 0x10000d03;
+ __REG(CSCR_A(0)) = 0x00720900;
+
+ __REG(CSCR_U(1)) = 0x0000df06; /* CS1: Network Controller */
+ __REG(CSCR_L(1)) = 0x444a4541;
+ __REG(CSCR_A(1)) = 0x44443302;
+
+ __REG(CSCR_U(4)) = 0x0000d843; /* CS4: SRAM */
+ __REG(CSCR_L(4)) = 0x22252521;
+ __REG(CSCR_A(4)) = 0x22220a00;
+
+ /* setup pins for UART1 */
+ mx31_gpio_mux(MUX_RXD1__UART1_RXD_MUX);
+ mx31_gpio_mux(MUX_TXD1__UART1_TXD_MUX);
+ mx31_gpio_mux(MUX_RTS1__UART1_RTS_B);
+ mx31_gpio_mux(MUX_RTS1__UART1_CTS_B);
+
+ /* setup pins for I2C2 (for EEPROM, RTC) */
+ mx31_gpio_mux(MUX_CSPI2_MOSI__I2C2_SCL);
+ mx31_gpio_mux(MUX_CSPI2_MISO__I2C2_SCL);
+
+ gd->bd->bi_arch_number = 447; /* board id for linux */
+ gd->bd->bi_boot_params = (0x80000100); /* adress of boot parameters */
+
+ return 0;
+}
+
+int checkboard(void)
+{
+ printf("Board: Phytec phyCore i.MX31\n");
+ return 0;
+}
diff --git a/board/imx31_phycore/lowlevel_init.S b/board/imx31_phycore/lowlevel_init.S
new file mode 100644
index 000000000..b0a538918
--- /dev/null
+++ b/board/imx31_phycore/lowlevel_init.S
@@ -0,0 +1,105 @@
+/*
+ *
+ * (c) 2007 Pengutronix, Sascha Hauer <s.hauer@pengutronix.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
+ */
+
+#include <asm/arch/mx31-regs.h>
+
+.macro REG reg, val
+ ldr r2, =\reg
+ ldr r3, =\val
+ str r3, [r2]
+.endm
+
+.macro REG8 reg, val
+ ldr r2, =\reg
+ ldr r3, =\val
+ strb r3, [r2]
+.endm
+
+.macro DELAY loops
+ ldr r2, =\loops
+1:
+ subs r2, r2, #1
+ nop
+ bcs 1b
+.endm
+
+.globl lowlevel_init
+lowlevel_init:
+
+ REG IPU_CONF, IPU_CONF_DI_EN
+ REG CCM_CCMR, 0x074B0BF5
+
+ DELAY 0x40000
+
+ REG CCM_CCMR, 0x074B0BF5 | CCMR_MPE
+ REG CCM_CCMR, (0x074B0BF5 | CCMR_MPE) & ~CCMR_MDS
+
+ 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)
+
+ REG CCM_MPCTL, PLL_PD(0) | PLL_MFD(0xe) | PLL_MFI(9) | PLL_MFN(0xd)
+
+ REG CCM_SPCTL, PLL_PD(1) | PLL_MFD(0x43) | PLL_MFI(12) | PLL_MFN(1)
+
+ REG 0x43FAC26C, 0 /* SDCLK */
+ REG 0x43FAC270, 0 /* CAS */
+ REG 0x43FAC274, 0 /* RAS */
+ REG 0x43FAC27C, 0x1000 /* CS2 CSD0) */
+ REG 0x43FAC284, 0 /* DQM3 */
+ /* DQM2, DQM1, DQM0, SD31-SD0, A25-A0, MA10 0x288..0x2DC) */
+ REG 0x43FAC288, 0
+ REG 0x43FAC28C, 0
+ REG 0x43FAC290, 0
+ REG 0x43FAC294, 0
+ REG 0x43FAC298, 0
+ REG 0x43FAC29C, 0
+ REG 0x43FAC2A0, 0
+ REG 0x43FAC2A4, 0
+ REG 0x43FAC2A8, 0
+ REG 0x43FAC2AC, 0
+ REG 0x43FAC2B0, 0
+ REG 0x43FAC2B4, 0
+ REG 0x43FAC2B8, 0
+ REG 0x43FAC2BC, 0
+ REG 0x43FAC2C0, 0
+ REG 0x43FAC2C4, 0
+ REG 0x43FAC2C8, 0
+ REG 0x43FAC2CC, 0
+ REG 0x43FAC2D0, 0
+ REG 0x43FAC2D4, 0
+ REG 0x43FAC2D8, 0
+ REG 0x43FAC2DC, 0
+ REG 0xB8001010, 0x00000004
+ REG 0xB8001004, 0x006ac73a
+ REG 0xB8001000, 0x92100000
+ REG 0x80000f00, 0x12344321
+ REG 0xB8001000, 0xa2100000
+ REG 0x80000000, 0x12344321
+ REG 0x80000000, 0x12344321
+ REG 0xB8001000, 0xb2100000
+ REG8 0x80000033, 0xda
+ REG8 0x81000000, 0xff
+ REG 0xB8001000, 0x82226080
+ REG 0x80000000, 0xDEADBEEF
diff --git a/board/imx31_phycore/u-boot.lds b/board/imx31_phycore/u-boot.lds
new file mode 100644
index 000000000..1460adcdd
--- /dev/null
+++ b/board/imx31_phycore/u-boot.lds
@@ -0,0 +1,59 @@
+/*
+ * 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/arm1136/start.o (.text)
+ *(.text)
+ }
+
+ . = ALIGN(4);
+ .rodata : { *(.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 : { *(.bss) }
+ _end = .;
+}