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authorPeter Tyser <ptyser@xes-inc.com>2010-04-12 22:28:11 -0500
committerWolfgang Denk <wd@denx.de>2010-04-13 09:13:24 +0200
commit84ad688473bec2875e171b71040eb9e033c6c206 (patch)
treecf181129cbdf5d833d55262f759ea2cd9cafaff7 /cpu/arm926ejs/nomadik
parent8f0fec74ac6d0f3a7134ccebafa1ed9bd8c712ba (diff)
downloadblackbird-obmc-uboot-84ad688473bec2875e171b71040eb9e033c6c206.tar.gz
blackbird-obmc-uboot-84ad688473bec2875e171b71040eb9e033c6c206.zip
arm: Move cpu/$CPU to arch/arm/cpu/$CPU
Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Diffstat (limited to 'cpu/arm926ejs/nomadik')
-rw-r--r--cpu/arm926ejs/nomadik/Makefile46
-rw-r--r--cpu/arm926ejs/nomadik/gpio.c99
-rw-r--r--cpu/arm926ejs/nomadik/reset.S14
-rw-r--r--cpu/arm926ejs/nomadik/timer.c79
4 files changed, 0 insertions, 238 deletions
diff --git a/cpu/arm926ejs/nomadik/Makefile b/cpu/arm926ejs/nomadik/Makefile
deleted file mode 100644
index 0fc9f2a4c1..0000000000
--- a/cpu/arm926ejs/nomadik/Makefile
+++ /dev/null
@@ -1,46 +0,0 @@
-#
-# (C) Copyright 2000-2006
-# 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 = $(obj)lib$(SOC).a
-
-COBJS = timer.o gpio.o
-SOBJS = reset.o
-
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
-OBJS := $(addprefix $(obj),$(COBJS)) $(addprefix $(obj),$(SOBJS))
-
-all: $(obj).depend $(LIB)
-
-$(LIB): $(OBJS)
- $(AR) $(ARFLAGS) $@ $(OBJS)
-
-#########################################################################
-
-# defines $(obj).depend target
-include $(SRCTREE)/rules.mk
-
-sinclude $(obj).depend
-
-#########################################################################
diff --git a/cpu/arm926ejs/nomadik/gpio.c b/cpu/arm926ejs/nomadik/gpio.c
deleted file mode 100644
index 62a375b5b5..0000000000
--- a/cpu/arm926ejs/nomadik/gpio.c
+++ /dev/null
@@ -1,99 +0,0 @@
-/*
- * (C) Copyright 2009 Alessandro Rubini
- *
- * 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/io.h>
-#include <asm/arch/gpio.h>
-
-static unsigned long gpio_base[4] = {
- NOMADIK_GPIO0_BASE,
- NOMADIK_GPIO1_BASE,
- NOMADIK_GPIO2_BASE,
- NOMADIK_GPIO3_BASE
-};
-
-enum gpio_registers {
- GPIO_DAT = 0x00, /* data register */
- GPIO_DATS = 0x04, /* data set */
- GPIO_DATC = 0x08, /* data clear */
- GPIO_PDIS = 0x0c, /* pull disable */
- GPIO_DIR = 0x10, /* direction */
- GPIO_DIRS = 0x14, /* direction set */
- GPIO_DIRC = 0x18, /* direction clear */
- GPIO_AFSLA = 0x20, /* alternate function select A */
- GPIO_AFSLB = 0x24, /* alternate function select B */
-};
-
-static inline unsigned long gpio_to_base(int gpio)
-{
- return gpio_base[gpio / 32];
-}
-
-static inline u32 gpio_to_bit(int gpio)
-{
- return 1 << (gpio & 0x1f);
-}
-
-void nmk_gpio_af(int gpio, int alternate_function)
-{
- unsigned long base = gpio_to_base(gpio);
- u32 bit = gpio_to_bit(gpio);
- u32 afunc, bfunc;
-
- /* alternate function is 0..3, with one bit per register */
- afunc = readl(base + GPIO_AFSLA) & ~bit;
- bfunc = readl(base + GPIO_AFSLB) & ~bit;
- if (alternate_function & 1) afunc |= bit;
- if (alternate_function & 2) bfunc |= bit;
- writel(afunc, base + GPIO_AFSLA);
- writel(bfunc, base + GPIO_AFSLB);
-}
-
-void nmk_gpio_dir(int gpio, int dir)
-{
- unsigned long base = gpio_to_base(gpio);
- u32 bit = gpio_to_bit(gpio);
-
- if (dir)
- writel(bit, base + GPIO_DIRS);
- else
- writel(bit, base + GPIO_DIRC);
-}
-
-void nmk_gpio_set(int gpio, int val)
-{
- unsigned long base = gpio_to_base(gpio);
- u32 bit = gpio_to_bit(gpio);
-
- if (val)
- writel(bit, base + GPIO_DATS);
- else
- writel(bit, base + GPIO_DATC);
-}
-
-int nmk_gpio_get(int gpio)
-{
- unsigned long base = gpio_to_base(gpio);
- u32 bit = gpio_to_bit(gpio);
-
- return readl(base + GPIO_DAT) & bit;
-}
diff --git a/cpu/arm926ejs/nomadik/reset.S b/cpu/arm926ejs/nomadik/reset.S
deleted file mode 100644
index ec954726ae..0000000000
--- a/cpu/arm926ejs/nomadik/reset.S
+++ /dev/null
@@ -1,14 +0,0 @@
-#include <config.h>
-/*
- * Processor reset for Nomadik
- */
-
- .align 5
-.globl reset_cpu
-reset_cpu:
- ldr r0, =NOMADIK_SRC_BASE /* System and Reset Controller */
- ldr r1, =0x1
- str r1, [r0, #0x18]
-
-_loop_forever:
- b _loop_forever
diff --git a/cpu/arm926ejs/nomadik/timer.c b/cpu/arm926ejs/nomadik/timer.c
deleted file mode 100644
index 1d98ef3eb3..0000000000
--- a/cpu/arm926ejs/nomadik/timer.c
+++ /dev/null
@@ -1,79 +0,0 @@
-/*
- * (C) Copyright 2009 Alessandro Rubini
- *
- * 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/io.h>
-#include <asm/arch/mtu.h>
-
-/*
- * The timer is a decrementer, we'll left it free running at 2.4MHz.
- * We have 2.4 ticks per microsecond and an overflow in almost 30min
- */
-#define TIMER_CLOCK (24 * 100 * 1000)
-#define COUNT_TO_USEC(x) ((x) * 5 / 12) /* overflows at 6min */
-#define USEC_TO_COUNT(x) ((x) * 12 / 5) /* overflows at 6min */
-#define TICKS_PER_HZ (TIMER_CLOCK / CONFIG_SYS_HZ)
-#define TICKS_TO_HZ(x) ((x) / TICKS_PER_HZ)
-
-/* macro to read the decrementing 32 bit timer as an increasing count */
-#define READ_TIMER() (0 - readl(CONFIG_SYS_TIMERBASE + MTU_VAL(0)))
-
-/* Configure a free-running, auto-wrap counter with no prescaler */
-int timer_init(void)
-{
- writel(MTU_CRn_ENA | MTU_CRn_PRESCALE_1 | MTU_CRn_32BITS,
- CONFIG_SYS_TIMERBASE + MTU_CR(0));
- reset_timer();
- return 0;
-}
-
-/* Restart counting from 0 */
-void reset_timer(void)
-{
- ulong val;
- writel(0, CONFIG_SYS_TIMERBASE + MTU_LR(0));
- /*
- * The load-register isn't really immediate: it changes on clock
- * edges, so we must wait for our newly-written value to appear.
- * Since we might miss reading 0, wait for any change in value.
- */
- val = READ_TIMER();
- while (READ_TIMER() == val)
- ;
-}
-
-/* Return how many HZ passed since "base" */
-ulong get_timer(ulong base)
-{
- return TICKS_TO_HZ(READ_TIMER()) - base;
-}
-
-/* Delay x useconds */
-void __udelay(unsigned long usec)
-{
- ulong ini, end;
-
- ini = READ_TIMER();
- end = ini + USEC_TO_COUNT(usec);
- while ((signed)(end - READ_TIMER()) > 0)
- ;
-}
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