From 1d9f410500f32b04b18b176386e77afacda7acfb Mon Sep 17 00:00:00 2001 From: wdenk Date: Sat, 9 Oct 2004 22:21:29 +0000 Subject: [PATCH] Patch by Steven Scholz, 16 Aug 2004: - Introducing the concept of SoCs "./cpu/$(CPU)/$(SOC)" - creating subdirs for SoCs ./cpu/arm920t/imx and ./cpu/arm920t/s3c24x0 - moving SoC specific code out of cpu/arm920t/ into cpu/arm920t/$(SOC)/ - moving drivers/s3c24x0_i2c.c and drivers/serial_imx.c out of drivers/ into cpu/arm920t/$(SOC)/ --- CHANGELOG | 7 +++ Makefile | 19 ++++---- README | 2 + config.mk | 3 ++ cpu/arm920t/Makefile | 6 +-- cpu/arm920t/imx/Makefile | 42 ++++++++++++++++++ cpu/arm920t/{imx_generic.c => imx/generic.c} | 0 .../{imx_interrupts.c => imx/interrupts.c} | 0 .../serial_imx.c => cpu/arm920t/imx/serial.c | 0 cpu/arm920t/{imx_speed.c => imx/speed.c} | 0 cpu/arm920t/s3c24x0/Makefile | 43 +++++++++++++++++++ .../arm920t/s3c24x0/i2c.c | 0 .../interrupts.c} | 0 .../{s3c24x0_serial.c => s3c24x0/serial.c} | 0 .../{s3c24x0_speed.c => s3c24x0/speed.c} | 0 cpu/arm920t/{ => s3c24x0}/usb_ohci.c | 0 cpu/arm920t/{ => s3c24x0}/usb_ohci.h | 0 doc/README.ARM-SoC | 31 +++++++++++++ drivers/Makefile | 4 +- mkconfig | 14 +++--- 20 files changed, 150 insertions(+), 21 deletions(-) create mode 100644 cpu/arm920t/imx/Makefile rename cpu/arm920t/{imx_generic.c => imx/generic.c} (100%) rename cpu/arm920t/{imx_interrupts.c => imx/interrupts.c} (100%) rename drivers/serial_imx.c => cpu/arm920t/imx/serial.c (100%) rename cpu/arm920t/{imx_speed.c => imx/speed.c} (100%) create mode 100644 cpu/arm920t/s3c24x0/Makefile rename drivers/s3c24x0_i2c.c => cpu/arm920t/s3c24x0/i2c.c (100%) rename cpu/arm920t/{s3c24x0_interrupts.c => s3c24x0/interrupts.c} (100%) rename cpu/arm920t/{s3c24x0_serial.c => s3c24x0/serial.c} (100%) rename cpu/arm920t/{s3c24x0_speed.c => s3c24x0/speed.c} (100%) rename cpu/arm920t/{ => s3c24x0}/usb_ohci.c (100%) rename cpu/arm920t/{ => s3c24x0}/usb_ohci.h (100%) create mode 100644 doc/README.ARM-SoC diff --git a/CHANGELOG b/CHANGELOG index 82b473f68..702a1c705 100644 --- a/CHANGELOG +++ b/CHANGELOG @@ -2,6 +2,13 @@ Changes since U-Boot 1.1.1: ====================================================================== +* Patch by Steven Scholz, 16 Aug 2004: + - Introducing the concept of SoCs "./cpu/$(CPU)/$(SOC)" + - creating subdirs for SoCs ./cpu/arm920t/imx and ./cpu/arm920t/s3c24x0 + - moving SoC specific code out of cpu/arm920t/ into cpu/arm920t/$(SOC)/ + - moving drivers/s3c24x0_i2c.c and drivers/serial_imx.c out of drivers/ + into cpu/arm920t/$(SOC)/ + * Patches by Sean Chang, 09 Aug 2004: - Added support for both 8 and 16 bit mode access to System ACE CF through MPU. diff --git a/Makefile b/Makefile index 461fd8274..8c3ff7ec3 100644 --- a/Makefile +++ b/Makefile @@ -45,7 +45,7 @@ export TOPDIR ifeq (include/config.mk,$(wildcard include/config.mk)) # load ARCH, BOARD, and CPU configuration include include/config.mk -export ARCH CPU BOARD VENDOR +export ARCH CPU BOARD VENDOR SOC # load other configuration include $(TOPDIR)/config.mk @@ -101,6 +101,9 @@ endif LIBS = lib_generic/libgeneric.a LIBS += board/$(BOARDDIR)/lib$(BOARD).a LIBS += cpu/$(CPU)/lib$(CPU).a +ifdef SOC +LIBS += cpu/$(CPU)/$(SOC)/lib$(SOC).a +endif LIBS += lib_$(ARCH)/lib$(ARCH).a LIBS += fs/cramfs/libcramfs.a fs/fat/libfat.a fs/fdos/libfdos.a fs/jffs2/libjffs2.a \ fs/reiserfs/libreiserfs.a @@ -1175,10 +1178,10 @@ lpd7a404_config: unconfig @./mkconfig $(@:_config=) arm lh7a40x lpd7a40x mx1ads_config : unconfig - @./mkconfig $(@:_config=) arm arm920t mx1ads + @./mkconfig $(@:_config=) arm arm920t mx1ads NULL imx mx1fs2_config : unconfig - @./mkconfig $(@:_config=) arm arm920t mx1fs2 + @./mkconfig $(@:_config=) arm arm920t mx1fs2 NULL imx omap1510inn_config : unconfig @./mkconfig $(@:_config=) arm arm925t omap1510inn @@ -1219,13 +1222,13 @@ omap730p2_cs3boot_config : unconfig @./mkconfig -a $(call xtract_omap730p2,$@) arm arm926ejs omap730p2 scb9328_config : unconfig - @./mkconfig $(@:_config=) arm arm920t scb9328 + @./mkconfig $(@:_config=) arm arm920t scb9328 NULL imx smdk2400_config : unconfig - @./mkconfig $(@:_config=) arm arm920t smdk2400 + @./mkconfig $(@:_config=) arm arm920t smdk2400 NULL s3c24x0 smdk2410_config : unconfig - @./mkconfig $(@:_config=) arm arm920t smdk2410 + @./mkconfig $(@:_config=) arm arm920t smdk2410 NULL s3c24x0 SX1_config : unconfig @./mkconfig $(@:_config=) arm arm925t sx1 @@ -1253,10 +1256,10 @@ trab_old_config: unconfig echo "... with 8 MB Flash, 16 MB RAM" ; \ echo "TEXT_BASE = 0x0CF40000" >board/trab/config.tmp ; \ } - @./mkconfig -a $(call xtract_trab,$@) arm arm920t trab + @./mkconfig -a $(call xtract_trab,$@) arm arm920t trab NULL s3c24x0 VCMA9_config : unconfig - @./mkconfig $(@:_config=) arm arm920t vcma9 mpl + @./mkconfig $(@:_config=) arm arm920t vcma9 mpl s3c24x0 versatile_config : unconfig @./mkconfig $(@:_config=) arm arm926ejs versatile diff --git a/README b/README index 4485b515d..43539a9b2 100644 --- a/README +++ b/README @@ -125,6 +125,8 @@ Directory Hierarchy: - 74xx_7xx Files specific to Motorola MPC74xx and 7xx CPUs - arm720t Files specific to ARM 720 CPUs - arm920t Files specific to ARM 920 CPUs + - imx Files specific to Motorola MC9328 i.MX CPUs + - s3c24x0 Files specific to Samsung S3C24X0 CPUs - arm925t Files specific to ARM 925 CPUs - arm926ejs Files specific to ARM 926 CPUs - at91rm9200 Files specific to Atmel AT91RM9200 CPUs diff --git a/config.mk b/config.mk index 218239120..75bbac5c8 100644 --- a/config.mk +++ b/config.mk @@ -59,6 +59,9 @@ endif ifdef CPU sinclude $(TOPDIR)/cpu/$(CPU)/config.mk # include CPU specific rules endif +ifdef SOC +sinclude $(TOPDIR)/cpu/$(CPU)/$(SOC)/config.mk # include SoC specific rules +endif ifdef VENDOR BOARDDIR = $(VENDOR)/$(BOARD) else diff --git a/cpu/arm920t/Makefile b/cpu/arm920t/Makefile index 68a33d655..8f256e902 100644 --- a/cpu/arm920t/Makefile +++ b/cpu/arm920t/Makefile @@ -26,11 +26,7 @@ include $(TOPDIR)/config.mk LIB = lib$(CPU).a START = start.o -OBJS = cpu.o \ - imx_generic.o imx_interrupts.o imx_speed.o \ - interrupts.o \ - s3c24x0_interrupts.o s3c24x0_serial.o s3c24x0_speed.o \ - usb_ohci.o +OBJS = cpu.o interrupts.o all: .depend $(START) $(LIB) diff --git a/cpu/arm920t/imx/Makefile b/cpu/arm920t/imx/Makefile new file mode 100644 index 000000000..8865f827d --- /dev/null +++ b/cpu/arm920t/imx/Makefile @@ -0,0 +1,42 @@ +# +# (C) Copyright 2000, 2001, 2002 +# 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 +# + +include $(TOPDIR)/config.mk + +LIB = lib$(SOC).a + +OBJS = generic.o interrupts.o serial.o speed.o + +all: .depend $(LIB) + +$(LIB): $(OBJS) + $(AR) crv $@ $(OBJS) + +######################################################################### + +.depend: Makefile $(OBJS:.o=.c) + $(CC) -M $(CFLAGS) $(OBJS:.o=.c) > $@ + +sinclude .depend + +######################################################################### diff --git a/cpu/arm920t/imx_generic.c b/cpu/arm920t/imx/generic.c similarity index 100% rename from cpu/arm920t/imx_generic.c rename to cpu/arm920t/imx/generic.c diff --git a/cpu/arm920t/imx_interrupts.c b/cpu/arm920t/imx/interrupts.c similarity index 100% rename from cpu/arm920t/imx_interrupts.c rename to cpu/arm920t/imx/interrupts.c diff --git a/drivers/serial_imx.c b/cpu/arm920t/imx/serial.c similarity index 100% rename from drivers/serial_imx.c rename to cpu/arm920t/imx/serial.c diff --git a/cpu/arm920t/imx_speed.c b/cpu/arm920t/imx/speed.c similarity index 100% rename from cpu/arm920t/imx_speed.c rename to cpu/arm920t/imx/speed.c diff --git a/cpu/arm920t/s3c24x0/Makefile b/cpu/arm920t/s3c24x0/Makefile new file mode 100644 index 000000000..af9e4effc --- /dev/null +++ b/cpu/arm920t/s3c24x0/Makefile @@ -0,0 +1,43 @@ +# +# (C) Copyright 2000, 2001, 2002 +# 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 +# + +include $(TOPDIR)/config.mk + +LIB = lib$(SOC).a + +OBJS = i2c.o interrupts.o serial.o speed.o \ + usb_ohci.o + +all: .depend $(LIB) + +$(LIB): $(OBJS) + $(AR) crv $@ $(OBJS) + +######################################################################### + +.depend: Makefile $(OBJS:.o=.c) + $(CC) -M $(CFLAGS) $(OBJS:.o=.c) > $@ + +sinclude .depend + +######################################################################### diff --git a/drivers/s3c24x0_i2c.c b/cpu/arm920t/s3c24x0/i2c.c similarity index 100% rename from drivers/s3c24x0_i2c.c rename to cpu/arm920t/s3c24x0/i2c.c diff --git a/cpu/arm920t/s3c24x0_interrupts.c b/cpu/arm920t/s3c24x0/interrupts.c similarity index 100% rename from cpu/arm920t/s3c24x0_interrupts.c rename to cpu/arm920t/s3c24x0/interrupts.c diff --git a/cpu/arm920t/s3c24x0_serial.c b/cpu/arm920t/s3c24x0/serial.c similarity index 100% rename from cpu/arm920t/s3c24x0_serial.c rename to cpu/arm920t/s3c24x0/serial.c diff --git a/cpu/arm920t/s3c24x0_speed.c b/cpu/arm920t/s3c24x0/speed.c similarity index 100% rename from cpu/arm920t/s3c24x0_speed.c rename to cpu/arm920t/s3c24x0/speed.c diff --git a/cpu/arm920t/usb_ohci.c b/cpu/arm920t/s3c24x0/usb_ohci.c similarity index 100% rename from cpu/arm920t/usb_ohci.c rename to cpu/arm920t/s3c24x0/usb_ohci.c diff --git a/cpu/arm920t/usb_ohci.h b/cpu/arm920t/s3c24x0/usb_ohci.h similarity index 100% rename from cpu/arm920t/usb_ohci.h rename to cpu/arm920t/s3c24x0/usb_ohci.h diff --git a/doc/README.ARM-SoC b/doc/README.ARM-SoC new file mode 100644 index 000000000..0f2677f88 --- /dev/null +++ b/doc/README.ARM-SoC @@ -0,0 +1,31 @@ +[By Steven Scholz , 16 Aug 2004] + +Since the cpu/ directory gets clobbered with peripheral driver code I +started cleaning up cpu/arm920t. + +I introduced the concept of Soc (system on a chip) into the ./cpu +directory. That means that code that is cpu (i.e. core) specific +resides in + + cpu/$(CPU)/ + +and code that is specific to some SoC (i.e. vendor specific +peripherals around the core) is moved into + + cpu/$(CPU)/$(SOC)/ + +Thus a library/archive "cpu/$(CPU)/$(SOC)/lib$(SOC).a" will be build +and linked. Examples will be + + cpu/arm920t/imx/ + cpu/arm920t/s3c24x0 + +One can select an SoC by passing the name of it to ./mkconfig just +like + + @./mkconfig $(@:_config=) arm arm920t vcma9 mpl s3c24x0 + +If there's no VENDOR field (like "mpl" in the above line) one has to +pass NULL instead: + + @./mkconfig $(@:_config=) arm arm920t mx1ads NULL imx diff --git a/drivers/Makefile b/drivers/Makefile index 5f221582a..8b73d66d2 100644 --- a/drivers/Makefile +++ b/drivers/Makefile @@ -38,9 +38,9 @@ OBJS = 3c589.o 5701rls.o ali512x.o \ pcnet.o plb2800_eth.o \ ps2ser.o ps2mult.o pc_keyb.o \ rtl8019.o rtl8139.o rtl8169.o \ - s3c24x0_i2c.o s3c4510b_eth.o s3c4510b_uart.o \ + s3c4510b_eth.o s3c4510b_uart.o \ sed13806.o sed156x.o \ - serial.o serial_imx.o serial_max3100.o \ + serial.o serial_max3100.o \ serial_pl010.o serial_pl011.o serial_xuartlite.o \ sl811_usb.o smc91111.o smiLynxEM.o status_led.o sym53c8xx.o \ ti_pci1410a.o tigon3.o \ diff --git a/mkconfig b/mkconfig index 106bd896a..266addd70 100644 --- a/mkconfig +++ b/mkconfig @@ -3,7 +3,7 @@ # Script to create header files and links to configure # U-Boot for a specific board. # -# Parameters: Target Architecture CPU Board +# Parameters: Target Architecture CPU Board [VENDOR] [SOC] # # (C) 2002 DENX Software Engineering, Wolfgang Denk # @@ -19,7 +19,7 @@ while [ $# -gt 0 ] ; do done [ $# -lt 4 ] && exit 1 -[ $# -gt 5 ] && exit 1 +[ $# -gt 6 ] && exit 1 echo "Configuring for $1 board..." @@ -41,11 +41,13 @@ fi # # Create include file for Make # -echo "ARCH = $2" > config.mk -echo "CPU = $3" >> config.mk -echo "BOARD = $4" >> config.mk +echo "ARCH = $2" > config.mk +echo "CPU = $3" >> config.mk +echo "BOARD = $4" >> config.mk -[ "$5" ] && echo "VENDOR = $5" >> config.mk +[ "$5" ] && [ "$5" != "NULL" ] && echo "VENDOR = $5" >> config.mk + +[ "$6" ] && [ "$6" != "NULL" ] && echo "SOC = $6" >> config.mk # # Create board specific header file