[PATCH v2] Add support for MINI2440 (s3c2440). Documentation about the product can be found on: http://www.friendlyarm.net/products/mini2440
Gabriel Huau
contact at huau-gabriel.fr
Sun Apr 15 00:10:22 CEST 2012
---
Changes for v2:
- Coding style cleanup
- Remove unnecessary files modification
- Remove unnecessary board configuration set
---
arch/arm/include/asm/arch-s3c24x0/s3c24x0.h | 51 +-----
board/friendlyarm/mini2440/Makefile | 45 +++++
board/friendlyarm/mini2440/lowlevel_init.S | 177 +++++++++++++++++
board/friendlyarm/mini2440/mini2440.c | 283 +++++++++++++++++++++++++++
boards.cfg | 1 +
include/configs/mini2440.h | 203 +++++++++++++++++++
6 files changed, 710 insertions(+), 50 deletions(-)
create mode 100644 board/friendlyarm/mini2440/Makefile
create mode 100644 board/friendlyarm/mini2440/lowlevel_init.S
create mode 100644 board/friendlyarm/mini2440/mini2440.c
create mode 100644 include/configs/mini2440.h
diff --git a/arch/arm/include/asm/arch-s3c24x0/s3c24x0.h b/arch/arm/include/asm/arch-s3c24x0/s3c24x0.h
index ca978c9..96e623b 100644
--- a/arch/arm/include/asm/arch-s3c24x0/s3c24x0.h
+++ b/arch/arm/include/asm/arch-s3c24x0/s3c24x0.h
@@ -416,7 +416,7 @@ struct s3c24x0_gpio {
u32 misccr;
u32 extint;
#endif
-#ifdef CONFIG_S3C2410
+#if defined(CONFIG_S3C2410) || defined(CONFIG_S3C2440)
u32 gpacon;
u32 gpadat;
u32 res1[2];
@@ -467,55 +467,6 @@ struct s3c24x0_gpio {
u32 gstatus4;
#endif
#if defined(CONFIG_S3C2440)
- u32 gpacon;
- u32 gpadat;
- u32 res1[2];
- u32 gpbcon;
- u32 gpbdat;
- u32 gpbup;
- u32 res2;
- u32 gpccon;
- u32 gpcdat;
- u32 gpcup;
- u32 res3;
- u32 gpdcon;
- u32 gpddat;
- u32 gpdup;
- u32 res4;
- u32 gpecon;
- u32 gpedat;
- u32 gpeup;
- u32 res5;
- u32 gpfcon;
- u32 gpfdat;
- u32 gpfup;
- u32 res6;
- u32 gpgcon;
- u32 gpgdat;
- u32 gpgup;
- u32 res7;
- u32 gphcon;
- u32 gphdat;
- u32 gphup;
- u32 res8;
-
- u32 misccr;
- u32 dclkcon;
- u32 extint0;
- u32 extint1;
- u32 extint2;
- u32 eintflt0;
- u32 eintflt1;
- u32 eintflt2;
- u32 eintflt3;
- u32 eintmask;
- u32 eintpend;
- u32 gstatus0;
- u32 gstatus1;
- u32 gstatus2;
- u32 gstatus3;
- u32 gstatus4;
-
u32 res9;
u32 dsc0;
u32 dsc1;
diff --git a/board/friendlyarm/mini2440/Makefile b/board/friendlyarm/mini2440/Makefile
new file mode 100644
index 0000000..065f1db
--- /dev/null
+++ b/board/friendlyarm/mini2440/Makefile
@@ -0,0 +1,45 @@
+#
+# (C) Copyright 2000-2006
+# Wolfgang Denk, DENX Software Engineering, wd at 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
+#
+
+include $(TOPDIR)/config.mk
+
+LIB = $(obj)lib$(BOARD).o
+
+COBJS := mini2440.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)
+ $(call cmd_link_o_target, $(OBJS) $(SOBJS))
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/friendlyarm/mini2440/lowlevel_init.S b/board/friendlyarm/mini2440/lowlevel_init.S
new file mode 100644
index 0000000..2a057ea
--- /dev/null
+++ b/board/friendlyarm/mini2440/lowlevel_init.S
@@ -0,0 +1,177 @@
+/*
+ * Memory Setup stuff - taken from blob memsetup.S
+ *
+ * Copyright (C) 1999 2000 2001 Erik Mouw (J.A.K.Mouw at its.tudelft.nl) and
+ * Jan-Derk Bakker (J.D.Bakker at its.tudelft.nl)
+ *
+ * Modified for the Samsung SMDK2410 by
+ * (C) Copyright 2002
+ * David Mueller, ELSOFT AG, <d.mueller at elsoft.ch>
+ *
+ * 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 <config.h>
+#include <version.h>
+
+/*
+ * Taken from linux/arch/arm/boot/compressed/head-s3c2410.S
+ * Copyright (C) 2002 Samsung Electronics SW.LEE <hitchcar at sec.samsung.com>
+ */
+
+#define BWSCON 0x48000000
+#define INTMSK 0x4A000008 /* Interupt-Controller base addresses */
+#define INTSUBMSK 0x4A00001C
+
+/* BWSCON */
+#define DW8 (0x0)
+#define DW16 (0x1)
+#define DW32 (0x2)
+#define WAIT (0x1<<2)
+#define UBLB (0x1<<3)
+
+#define B1_BWSCON (DW32)
+#define B2_BWSCON (DW16)
+#define B3_BWSCON (DW16 + WAIT + UBLB)
+#define B4_BWSCON (DW16 + WAIT + UBLB)
+#define B5_BWSCON (DW16)
+#define B6_BWSCON (DW32)
+#define B7_BWSCON (DW32)
+
+/* BANK0CON */
+#define B0_Tacs 0x0 /* 0clk */
+#define B0_Tcos 0x0 /* 0clk */
+#define B0_Tacc 0x7 /* 14clk */
+#define B0_Tcoh 0x0 /* 0clk */
+#define B0_Tah 0x0 /* 0clk */
+#define B0_Tacp 0x0
+#define B0_PMC 0x0 /* normal */
+
+/* BANK1CON */
+#define B1_Tacs 0x0 /* 0clk */
+#define B1_Tcos 0x0 /* 0clk */
+#define B1_Tacc 0x7 /* 14clk */
+#define B1_Tcoh 0x0 /* 0clk */
+#define B1_Tah 0x0 /* 0clk */
+#define B1_Tacp 0x0
+#define B1_PMC 0x0
+
+#define B2_Tacs 0x0
+#define B2_Tcos 0x0
+#define B2_Tacc 0x7
+#define B2_Tcoh 0x0
+#define B2_Tah 0x0
+#define B2_Tacp 0x0
+#define B2_PMC 0x0
+
+#define B3_Tacs 0x0 /* 0clk */
+#define B3_Tcos 0x3 /* 4clk */
+#define B3_Tacc 0x7 /* 14clk */
+#define B3_Tcoh 0x1 /* 1clk */
+#define B3_Tah 0x3 /* 4clk */
+#define B3_Tacp 0x0 /* 2clk */
+#define B3_PMC 0x0 /* normal */
+
+#define B4_Tacs 0x0
+#define B4_Tcos 0x3
+#define B4_Tacc 0x7
+#define B4_Tcoh 0x1
+#define B4_Tah 0x3
+#define B4_Tacp 0x0
+#define B4_PMC 0x0
+
+#define B5_Tacs 0x0 /* 0clk */
+#define B5_Tcos 0x0 /* 0clk */
+#define B5_Tacc 0x7 /* 14clk */
+#define B5_Tcoh 0x0 /* 0clk */
+#define B5_Tah 0x0 /* 0clk */
+#define B5_Tacp 0x0
+#define B5_PMC 0x0 /* normal */
+
+#define SDRAM_MT 0x3 /* SDRAM */
+#define SDRAM_Trcd 0x0 /* 2clk */
+#define SDRAM_SCAN_9 0x1 /* 9bit */
+#define SDRAM_SCAN_10 0x2 /* 10bit */
+
+#define SDRAM_128MB ((SDRAM_MT<<15)+(SDRAM_Trcd<<2)+(SDRAM_SCAN_10))
+#define SDRAM_64MB ((SDRAM_MT<<15)+(SDRAM_Trcd<<2)+(SDRAM_SCAN_9))
+
+/* REFRESH parameter */
+#define REFEN 0x1 /* Refresh enable */
+#define TREFMD 0x0 /* CBR(CAS before RAS)/Auto refresh */
+#define Trp 0x1 /* 3clk */
+#define Trc 0x3 /* 7clk */
+#define Tchr 0x0 /* unused */
+
+#define REFCNT 1012 /* period=10.37us, HCLK=100Mhz, (2048+1-10.37*100) */
+
+_TEXT_BASE:
+ .word CONFIG_SYS_TEXT_BASE
+
+.globl lowlevel_init
+lowlevel_init:
+ // disable all interupts
+ mov r1, #0xffffffff
+ ldr r0, =INTMSK
+ str r1, [r0]
+
+ ldr r1, =0x7fff
+ ldr r0, =INTSUBMSK
+ str r1, [r0]
+
+ /* memory control configuration */
+ /* make r0 relative the current location so that it */
+ /* reads SMRDATA out of FLASH rather than memory ! */
+ ldr r0, =SMRDATA
+ ldr r1, _TEXT_BASE
+ sub r0, r0, r1
+ ldr r1, =BWSCON /* Bus Width Status Controller */
+ add r2, r0, #13*4
+0:
+ ldr r3, [r0], #4
+ str r3, [r1], #4
+ cmp r2, r0
+ bne 0b
+
+ /*
+ * SDRAM configuration for 64MB
+ */
+ ldr r1, =BWSCON+(7*4)
+ ldr r0, =SDRAM_64MB
+ str r0, [r1], #4
+ str r0, [r1]
+return:
+ /* everything is fine now */
+ mov pc, lr
+
+ .ltorg
+SMRDATA:
+ .word (0+(B1_BWSCON<<4)+(B2_BWSCON<<8)+(B3_BWSCON<<12)+(B4_BWSCON<<16)+(B5_BWSCON<<20)+(B6_BWSCON<<24)+(B7_BWSCON<<28))
+ .word ((B0_Tacs<<13)+(B0_Tcos<<11)+(B0_Tacc<<8)+(B0_Tcoh<<6)+(B0_Tah<<4)+(B0_Tacp<<2)+(B0_PMC))
+ .word ((B1_Tacs<<13)+(B1_Tcos<<11)+(B1_Tacc<<8)+(B1_Tcoh<<6)+(B1_Tah<<4)+(B1_Tacp<<2)+(B1_PMC))
+ .word ((B2_Tacs<<13)+(B2_Tcos<<11)+(B2_Tacc<<8)+(B2_Tcoh<<6)+(B2_Tah<<4)+(B2_Tacp<<2)+(B2_PMC))
+ .word ((B3_Tacs<<13)+(B3_Tcos<<11)+(B3_Tacc<<8)+(B3_Tcoh<<6)+(B3_Tah<<4)+(B3_Tacp<<2)+(B3_PMC))
+ .word ((B4_Tacs<<13)+(B4_Tcos<<11)+(B4_Tacc<<8)+(B4_Tcoh<<6)+(B4_Tah<<4)+(B4_Tacp<<2)+(B4_PMC))
+ .word ((B5_Tacs<<13)+(B5_Tcos<<11)+(B5_Tacc<<8)+(B5_Tcoh<<6)+(B5_Tah<<4)+(B5_Tacp<<2)+(B5_PMC))
+ .word SDRAM_128MB
+ .word SDRAM_128MB
+ .word ((REFEN<<23)+(TREFMD<<22)+(Trp<<20)+(Trc<<18)+(Tchr<<16)+REFCNT)
+ .word 0xb2 /* enable burst */
+ .word 0x30
+ .word 0x30
diff --git a/board/friendlyarm/mini2440/mini2440.c b/board/friendlyarm/mini2440/mini2440.c
new file mode 100644
index 0000000..ecfb519
--- /dev/null
+++ b/board/friendlyarm/mini2440/mini2440.c
@@ -0,0 +1,283 @@
+/*
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger at sysgo.de>
+ *
+ * (C) Copyright 2002
+ * David Mueller, ELSOFT AG, <d.mueller at elsoft.ch>
+ *
+ * (C) Copyright 2009
+ * Michel Pollet <buserror at gmail.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/arch/s3c2440.h>
+#include <video_fb.h>
+
+#ifdef CONFIG_DRIVER_DM9000
+#include <netdev.h>
+#endif
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/* FCLK = 405 MHz, HCLK = 101 MHz, PCLK = 50 MHz, UCLK = 48 MHz */
+#define CLKDIVN_VAL 7
+#define M_MDIV 0x7f
+#define M_PDIV 0x2
+#define M_SDIV 0x1
+
+#define U_M_MDIV 0x38
+#define U_M_PDIV 0x2
+#define U_M_SDIV 0x2
+
+#define MVAL (0)
+#define MVAL_USED (0) //0=each frame 1=rate by MVAL
+#define INVVDEN (1) //0=normal 1=inverted
+#define BSWP (0) //Byte swap control
+#define HWSWP (1) //Half word swap control
+
+//TFT 240320
+#define LCD_XSIZE_TFT_240320 (240)
+#define LCD_YSIZE_TFT_240320 (320)
+
+//TFT240320
+#define HOZVAL_TFT_240320 (LCD_XSIZE_TFT_240320-1)
+#define LINEVAL_TFT_240320 (LCD_YSIZE_TFT_240320-1)
+
+//Timing parameter for NEC3.5"
+#define VBPD_240320 (3)
+#define VFPD_240320 (10)
+#define VSPW_240320 (1)
+
+#define HBPD_240320 (5)
+#define HFPD_240320 (2)
+#define HSPW_240320 (36)
+
+#define CLKVAL_TFT_240320 (3)
+
+static inline void delay (unsigned long loops)
+{
+ __asm__ volatile ("1:\n"
+ "subs %0, %1, #1\n"
+ "bne 1b":"=r" (loops):"0" (loops));
+}
+
+int arch_cpu_init (void)
+{
+ struct s3c24x0_clock_power * const clk_power = s3c24x0_get_base_clock_power();
+ int i;
+
+ /* to reduce PLL lock time, adjust the LOCKTIME register */
+ clk_power->locktime = 0xFFFFFF;
+ clk_power->clkdivn = CLKDIVN_VAL;
+
+ /* configure UPLL */
+ clk_power->upllcon = ((U_M_MDIV << 12) + (U_M_PDIV << 4) + U_M_SDIV);
+ /* some delay between MPLL and UPLL */
+ for(i = 0; i < 100000; i++);
+
+ /* configure MPLL */
+ clk_power->mpllcon = ((M_MDIV << 12) + (M_PDIV << 4) + M_SDIV);
+
+ /* some delay between MPLL and UPLL */
+ for(i = 0; i < 500000; i++);
+
+ return 0;
+}
+
+/*
+ * Miscellaneous platform dependent initialisations
+ */
+int board_init (void)
+{
+ struct s3c24x0_clock_power * const clk_power = s3c24x0_get_base_clock_power();
+ struct s3c24x0_gpio * const gpio = s3c24x0_get_base_gpio();
+
+ /* to reduce PLL lock time, adjust the LOCKTIME register */
+ clk_power->locktime = 0xFFFFFF;
+ clk_power->clkdivn = CLKDIVN_VAL;
+
+ /* configure UPLL */
+ clk_power->upllcon = ((U_M_MDIV << 12) + (U_M_PDIV << 4) + U_M_SDIV);
+ /* some delay between MPLL and UPLL */
+ delay (10);
+ /* configure MPLL */
+ clk_power->mpllcon = ((M_MDIV << 12) + (M_PDIV << 4) + M_SDIV);
+
+ /* some delay between MPLL and UPLL */
+ delay (8000);
+
+ gpio->gpacon = 0x007FFFFF; /* Port A is all "special" */
+ // port B outputs reconfigured
+ gpio->gpbcon =
+ (0x1 << 0) | // GPB0 OUT TOUT0 PWM Buzzer
+ (0x2 << 2) | // GPB1 OUT TOUT1 LCD Backlight
+ (0x1 << 4) | // GPB2 OUT L3MODE
+ (0x1 << 6) | // GBP3 OUT L3DATA
+ (0x1 << 8) | // GBP4 OUT L3CLOCK
+ (0x1 << 10) | // GBP5 OUT LED1
+ (0x1 << 12) | // GBP6 OUT LED2
+ (0x1 << 14) | // GBP7 OUT LED3
+ (0x1 << 16) | // GBP8 OUT LED4
+ (0x2 << 18) | // GBP9 --- nXDACK0 CON5 EBI
+ (0x2 << 20) | // GBP10 --- nXDREQ0 CON5 EBI
+ 0;
+ gpio->gpbup = (1 << 10) - 1; // disable pullup on all 10 pins
+ gpio->gpbdat =
+ (0 << 5) | /* turn LED 1 on */
+ (1 << 6) | /* turn LED 1 off */
+ (1 << 7) | /* turn LED 1 off */
+ (1 << 8) | /* turn LED 1 off */
+ 0;
+
+ // lcd signals on C and D
+ gpio->gpccon = (0xAAAAAAAA & /* all default IN but ... */
+ ~(0x3 << 10)) | /* not pin 5 ... */
+ (0x1 << 10); /* that is output (USBD) */
+ gpio->gpcup = 0xFFFFFFFF;
+ gpio->gpcdat = 0;
+
+ gpio->gpdcon = 0xAAAAAAAA;
+ gpio->gpdup = 0xFFFFFFFF;
+ // port E is set for all it's special functions (i2c, spi etc)
+ gpio->gpecon = 0xAAAAAAAA;
+ gpio->gpeup = 0x0000FFFF;
+
+ gpio->gpfcon =
+ (0x1 << 0) | // GPG0 EINT0 OUT
+ (0x1 << 2) | // GPG1 EINT1 OUT
+ (0x1 << 4) | // GPG2 EINT2 OUT
+ (0x1 << 6) | // GPG3 EINT3 OUT
+ (0x1 << 8) | // GPG4 EINT4 OUT
+ (0x1 << 10) | // GPG5 EINT5 OUT
+ (0x1 << 12) | // GPG6 EINT6 OUT
+ (0x0 << 14) | // GPG7 EINT7 IN DM9000
+ 0;
+ gpio->gpfdat = 0;
+ gpio->gpfup =
+ ((1 << 7) - 1) // all disabled
+ & ~( 1 << 7 ) // but for the ethernet one, we need it.
+ ;
+
+ gpio->gpgcon =
+ (0x0 << 0) | // GPG0 EINT8 IN Key1
+ (0x1 << 2) | // GPG1 EINT9 OUT Con5
+ (0x1 << 4) | // GPG2 EINT10 OUT
+ (0x0 << 6) | // GPG3 EINT11 IN Key2
+ (0x0 << 8) | // GPG4 EINT12 IN Smart Screen Interrupt
+ (0x0 << 10) | // GPG5 EINT13 IN Key3
+ (0x0 << 12) | // GPG6 EINT14 IN Key4
+ (0x0 << 14) | // GPG7 EINT15 IN Key5
+ (0x1 << 16) | // GPG8 EINT16 OUT nCD_SD
+ (0x1 << 18) | // GPG9 EINT17 OUT
+ (0x1 << 20) | // GPG10 EINT18 OUT
+ (0x0 << 22) | // GPG11 EINT19 IN Key6
+ (0x0 << 24) | // GPG12 EINT18 IN // GPG[12..15] need to be inputs
+ (0x0 << 26) | // GPG13 EINT18 IN // hard pullups
+ (0x0 << 28) | // GPG14 EINT18 IN
+ (0x0 << 30) | // GPG15 EINT18 IN
+ 0;
+ gpio->gpgup = (1 << 15) -1; // disable pullups for all pins
+
+ gpio->gphcon =
+ (0x2 << 0) | // GPH0 nCTS0 ---
+ (0x2 << 2) | // GPH1 nRTS0 ---
+ (0x2 << 4) | // GPH2 TXD0 ---
+ (0x2 << 6) | // GPH3 RXD0 ---
+ (0x2 << 8) | // GPH4 TXD1 ---
+ (0x2 << 10) | // GPH5 RXD1 ---
+ (0x2 << 12) | // GPH6 [TXD2] nRTS1
+ (0x2 << 14) | // GPH7 [RXD2] nCTS1
+ (0x1 << 16) | // GPH8 UEXTCLK OUT
+ (0x1 << 18) | // GPH9 CLKOUT0 OUT
+ (0x1 << 20) | // GPH10 CLKOUT1 OUT
+ 0;
+ gpio->gphup = (1 << 10) - 1; // disable pullups for all pins
+
+ gpio->extint0=0x22222222;
+ gpio->extint1=0x22222222;
+ gpio->extint2=0x22222222;
+
+ /* USB Device Part */
+ /* GPC5 is reset for USB Device */
+ gpio->gpcdat |= ( 1 << 5) ;
+ udelay(20000);
+ gpio->gpcdat &= ~( 1 << 5) ;
+ udelay(20000);
+ gpio->gpcdat |= ( 1 << 5) ;
+
+ /* arch number from kernel post 2.6.28 */
+#ifndef MACH_TYPE_MINI2440
+#define MACH_TYPE_MINI2440 1999
+#endif
+ gd->bd->bi_arch_number = MACH_TYPE_MINI2440;
+
+ /* adress of boot parameters */
+ gd->bd->bi_boot_params = 0x30000100;
+
+ return 0;
+}
+
+void board_video_init(GraphicDevice *pGD)
+{
+ struct s3c24x0_lcd * const lcd = s3c24x0_get_base_lcd();
+
+ /* FIXME: select LCM type by env variable */
+ /* Configuration for GTA01 LCM on QT2410 */
+ lcd->lcdcon1 = 0x00000378; /* CLKVAL=4, BPPMODE=16bpp, TFT, ENVID=0 */
+ lcd->lcdcon5 = 0x00000f09;
+
+ lcd->lcdcon2 = (VBPD_240320<<24)|(LINEVAL_TFT_240320<<14)|(VFPD_240320<<6)|(VSPW_240320);
+ lcd->lcdcon3 = (HBPD_240320<<19)|(HOZVAL_TFT_240320<<8)|(HFPD_240320);
+ lcd->lcdcon4 = (MVAL<<8)|(HSPW_240320);
+
+ lcd->lpcsel = 0x00000000;
+}
+
+void dram_init_banksize (void)
+{
+ struct s3c24x0_memctl * const mem = s3c24x0_get_base_memctl();
+ gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
+ /* if the early bootloader found 128MB, lets tell the kernel */
+ if ((mem->bankcon[6] & 0x3) == 0x2)
+ gd->bd->bi_dram[0].size = 128*1024*1024;
+ else
+ gd->bd->bi_dram[0].size = 64*1024*1024;
+}
+
+int dram_init (void)
+{
+ gd->ram_size = 64*1024*1024;
+ return 0;
+}
+
+int board_eth_init(bd_t *bis)
+{
+#ifdef CONFIG_DRIVER_DM9000
+ return dm9000_initialize(bis);
+#else
+ return 0;
+#endif
+}
+
+/* The sum of all part_size[]s must equal to the NAND size, i.e., 0x4000000 */
+unsigned int dynpart_size[] = { 0x40000, 0x20000, 0x500000, 0xffffffff, 0 };
+char *dynpart_names[] = { "u-boot", "u-boot_env", "kernel", "rootfs", NULL };
diff --git a/boards.cfg b/boards.cfg
index 3cf75c3..93eeb3c 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -61,6 +61,7 @@ mx1ads arm arm920t - -
scb9328 arm arm920t - - imx
cm4008 arm arm920t - - ks8695
cm41xx arm arm920t - - ks8695
+mini2440 arm arm920t mini2440 friendlyarm s3c24x0
VCMA9 arm arm920t vcma9 mpl s3c24x0
smdk2410 arm arm920t - samsung s3c24x0
omap1510inn arm arm925t - ti
diff --git a/include/configs/mini2440.h b/include/configs/mini2440.h
new file mode 100644
index 0000000..8b04a76
--- /dev/null
+++ b/include/configs/mini2440.h
@@ -0,0 +1,203 @@
+/*
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger at sysgo.de>
+ * Gary Jennejohn <gj at denx.de>
+ * David Mueller <d.mueller at elsoft.ch>
+ *
+ * (C) Copyright 2009-2010
+ * Michel Pollet <buserror at gmail.com>
+ *
+ * (C) Copyright 2012
+ * Gabriel Huau <contact at huau-gabriel.fr>
+ *
+ * Configuation settings for the MINI2440 board.
+ *
+ * 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
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#define CONFIG_SYS_TEXT_BASE 0x0
+
+/*
+ * High Level Configuration Options
+ */
+#define CONFIG_ARM920T 1 /* This is an ARM920T Core */
+#define CONFIG_S3C24X0 1 /* in a SAMSUNG S3C2440 SoC */
+#define CONFIG_S3C2440 1 /* in a SAMSUNG S3C2440 SoC */
+#define CONFIG_MINI2440 1 /* on a MIN2440 Board */
+
+/*
+ * It is possible to have u-boot save it's environment in NOR, however,
+ * reember it is incompatible with booting from NAND as the NOR is not
+ * available at that point. So use this only if you use nand as storage
+ * and will never boot from it
+ */
+#define CONFIG_MINI2440_NOR_ENV 1
+#define CONFIG_MINI2440_OVERCLOCK 1 /* allow use of frequencies over 405Mhz */
+
+/*
+ * input clock of PLL
+ */
+#define CONFIG_SYS_CLK_FREQ 12000000 /* MINI2440 has 12.0000MHz input clock */
+#define CONFIG_ARCH_CPU_INIT 1 /* for the initialization of PLL */
+
+#define USE_920T_MMU 1
+#define CONFIG_BAUDRATE 115200
+
+/*
+ * Size of malloc() pool
+ */
+#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 2048*1024)
+#define CONFIG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
+
+/*
+ * Hardware drivers
+ */
+#define CONFIG_DRIVER_DM9000 1
+#define CONFIG_DRIVER_DM9000_NO_EEPROM 1
+#define CONFIG_DM9000_BASE 0x20000300
+#define DM9000_IO CONFIG_DM9000_BASE
+#define DM9000_DATA (CONFIG_DM9000_BASE+4)
+
+/*
+ * select serial console configuration
+ */
+#define CONFIG_S3C24X0_SERIAL
+#define CONFIG_SERIAL1 1 /* we use SERIAL 1 on MINI2440 */
+
+/*
+ * allow to overwrite serial and ethaddr
+ */
+#define CONFIG_ENV_OVERWRITE
+
+/*
+ * Command definition
+ */
+#include <config_cmd_default.h>
+
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_PORTIO
+#define CONFIG_CMD_REGINFO
+#define CONFIG_CMD_SAVES
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CONFIG_LONGHELP /* undef to save memory */
+#define CONFIG_SYS_PROMPT "MINI2440 # " /* Monitor Command Prompt */
+#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 32 /* max number of command args */
+#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
+
+#define CONFIG_SYS_MEMTEST_START 0x30000000 /* memtest works on */
+#define CONFIG_SYS_MEMTEST_END 0x34000000 /* 64 MB in DRAM */
+
+#undef CONFIG_CLKS_IN_HZ /* everything, incl board info, in Hz */
+
+#define CONFIG_SYS_LOAD_ADDR 0x32000000 /* default load address */
+
+/*
+ * the PWM TImer 4 uses a counter of 15625 for 10 ms, so we need
+ * it to wrap 100 times (total 1562500) to get 1 sec.
+ */
+#define CONFIG_SYS_HZ 1562500
+
+/*
+ * valid baudrates
+ */
+#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
+
+/*
+ * Stack sizes
+ * The stack sizes are set up in start.S using the settings below
+ */
+#define CONFIG_STACKSIZE (128*1024) /* regular stack */
+#ifdef CONFIG_USE_IRQ
+#define CONFIG_STACKSIZE_IRQ (8*1024) /* IRQ stack */
+#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
+#endif
+
+/*
+ * Physical Memory Map
+ */
+#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
+#define PHYS_SDRAM_1 0x30000000 /* SDRAM Bank #1 */
+#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
+#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x100000 - \
+ GENERATED_GBL_DATA_SIZE)
+
+/*
+ * When booting from NAND, it is impossible to access the lowest addresses
+ * due to the SteppingStone being in the way. Luckily the NOR doesn't really
+ * care about the highest 16 bits of address, so we set the controlers
+ * registers to go and poke over there, instead.
+ */
+#define PHYS_FLASH_1 0x0
+#define CONFIG_SYS_FLASH_BASE 0x0
+
+/*
+ * NOR FLASH organization
+ * Now uses the standard CFI interface
+ * FLASH and environment organization
+ */
+#define CONFIG_SYS_FLASH_CFI 1
+#define CONFIG_FLASH_CFI_DRIVER 1
+#define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
+#define CONFIG_SYS_MONITOR_BASE 0x0
+#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
+#define CONFIG_SYS_MAX_FLASH_SECT 512 /* 512 * 4096 sectors, or 32 * 64k blocks */
+#define CONFIG_FLASH_SHOW_PROGRESS 1
+
+/*
+ * u-boot environmnent
+ */
+#define CONFIG_BOOTDELAY 3
+#define CONFIG_BOOTARGS "root=/dev/mtdblock3 rootfstype=jffs2 console=ttySAC0,115200"
+#define CONFIG_ETHADDR 08:08:11:18:12:27
+#define CONFIG_NETMASK 255.255.255.0
+#define CONFIG_IPADDR 192.168.0.2
+#define CONFIG_SERVERIP 192.168.0.1
+#define CONFIG_DOS_PARTITION 1
+#define CONFIG_BOOTCOMMAND "tftp 0x32000000 uImage;setenv bootargs console=ttySAC0,115200 mem=16M noinitrd mini2440=5tb ip=dhcp;bootm"
+
+#ifndef CONFIG_MINI2440_NOR_ENV
+ #define CONFIG_ENV_IS_IN_NAND 1
+ #define CONFIG_ENV_OFFSET_OOB 1 // dont define for CONFIG_ENV_IS_IN_FLASH
+ /* This size must be the size of a common denominator for the NAND erase block */
+ #define CONFIG_ENV_SIZE 0x20000 /* 128k Total Size of Environment Sector */
+#else
+ #define CONFIG_ENV_IS_IN_FLASH 1
+ #define CONFIG_MY_ENV_OFFSET 0x40000
+ #define CONFIG_ENV_ADDR (PHYS_FLASH_1 + CONFIG_MY_ENV_OFFSET) /* addr of environment */
+ #define CONFIG_ENV_SIZE 0x4000 /* 16k Total Size of Environment Sector */
+#endif
+#define CONFIG_PREBOOT_OVERRIDE 1
+
+/* ATAG configuration */
+#define CONFIG_INITRD_TAG 1
+#define CONFIG_SETUP_MEMORY_TAGS 1
+#define CONFIG_CMDLINE_TAG 1
+#define CONFIG_CMDLINE_EDITING 1
+#define CONFIG_AUTO_COMPLETE 1
+
+#endif /* __CONFIG_H */
--
1.7.9.1
--i0/AhcQY5QxfSsSZ--
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