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https://github.com/AsahiLinux/u-boot
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armv7: Add ST-Ericsson u8500 arch
Based on ST-Ericsson internal git repo. Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> Signed-off-by: John Rigby <john.rigby@linaro.org> CC: Albert Aribaud <albert.aribaud@free.fr>
This commit is contained in:
parent
92ff2d82b0
commit
be72e0c8c5
9 changed files with 767 additions and 0 deletions
46
arch/arm/cpu/armv7/u8500/Makefile
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46
arch/arm/cpu/armv7/u8500/Makefile
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@ -0,0 +1,46 @@
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#
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# (C) Copyright 2000-2006
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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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include $(TOPDIR)/config.mk
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LIB = $(obj)lib$(SOC).o
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COBJS = timer.o clock.o
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SOBJS = lowlevel.o
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SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
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OBJS := $(addprefix $(obj),$(COBJS) $(SOBJS))
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all: $(obj).depend $(LIB)
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$(LIB): $(OBJS)
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$(call cmd_link_o_target, $(OBJS))
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#########################################################################
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# defines $(obj).depend target
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include $(SRCTREE)/rules.mk
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sinclude $(obj).depend
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#########################################################################
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56
arch/arm/cpu/armv7/u8500/clock.c
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56
arch/arm/cpu/armv7/u8500/clock.c
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@ -0,0 +1,56 @@
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/*
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* (C) Copyright 2009 ST-Ericsson
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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/io.h>
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#include <asm/arch/hardware.h>
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DECLARE_GLOBAL_DATA_PTR;
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struct clkrst {
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unsigned int pcken;
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unsigned int pckdis;
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unsigned int kcken;
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unsigned int kckdis;
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};
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static unsigned int clkrst_base[] = {
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U8500_CLKRST1_BASE,
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U8500_CLKRST2_BASE,
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U8500_CLKRST3_BASE,
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0,
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U8500_CLKRST5_BASE,
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U8500_CLKRST6_BASE,
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U8500_CLKRST7_BASE, /* ED only */
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};
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/* Turn on peripheral clock at PRCC level */
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void u8500_clock_enable(int periph, int cluster, int kern)
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{
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struct clkrst *clkrst = (struct clkrst *) clkrst_base[periph - 1];
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if (kern != -1)
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writel(1 << kern, &clkrst->kcken);
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if (cluster != -1)
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writel(1 << cluster, &clkrst->pcken);
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}
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35
arch/arm/cpu/armv7/u8500/lowlevel.S
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35
arch/arm/cpu/armv7/u8500/lowlevel.S
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@ -0,0 +1,35 @@
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/*
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* (C) Copyright 2011 ST-Ericsson
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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 modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <config.h>
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.globl lowlevel_init
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lowlevel_init:
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mov pc, lr
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.align 5
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.globl reset_cpu
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reset_cpu:
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ldr r0, =CFG_PRCMU_BASE
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ldr r1, =0x1
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str r1, [r0, #0x228]
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_loop_forever:
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b _loop_forever
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154
arch/arm/cpu/armv7/u8500/timer.c
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154
arch/arm/cpu/armv7/u8500/timer.c
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@ -0,0 +1,154 @@
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/*
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* Copyright (C) 2010 Linaro Limited
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* John Rigby <john.rigby@linaro.org>
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*
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* Based on original from Linux kernel source and
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* internal ST-Ericsson U-Boot source.
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* (C) Copyright 2009 Alessandro Rubini
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* (C) Copyright 2010 ST-Ericsson
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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/io.h>
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#include <asm/arch/hardware.h>
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DECLARE_GLOBAL_DATA_PTR;
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/*
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* The MTU device has some interrupt control registers
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* followed by 4 timers.
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*/
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/* The timers */
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struct u8500_mtu_timer {
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u32 lr; /* Load value */
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u32 cv; /* Current value */
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u32 cr; /* Control reg */
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u32 bglr; /* ??? */
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};
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/* The MTU that contains the timers */
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struct u8500_mtu {
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u32 imsc; /* Interrupt mask set/clear */
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u32 ris; /* Raw interrupt status */
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u32 mis; /* Masked interrupt status */
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u32 icr; /* Interrupt clear register */
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struct u8500_mtu_timer pt[4];
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};
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/* bits for the control register */
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#define MTU_CR_ONESHOT 0x01 /* if 0 = wraps reloading from BGLR */
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#define MTU_CR_32BITS 0x02
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#define MTU_CR_PRESCALE_1 0x00
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#define MTU_CR_PRESCALE_16 0x04
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#define MTU_CR_PRESCALE_256 0x08
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#define MTU_CR_PRESCALE_MASK 0x0c
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#define MTU_CR_PERIODIC 0x40 /* if 0 = free-running */
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#define MTU_CR_ENA 0x80
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/*
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* The MTU is clocked at 133 MHz by default. (V1 and later)
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*/
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#define TIMER_CLOCK (133 * 1000 * 1000 / 16)
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#define COUNT_TO_USEC(x) ((x) * 16 / 133)
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#define USEC_TO_COUNT(x) ((x) * 133 / 16)
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#define TICKS_PER_HZ (TIMER_CLOCK / CONFIG_SYS_HZ)
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#define TICKS_TO_HZ(x) ((x) / TICKS_PER_HZ)
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#define TIMER_LOAD_VAL 0xffffffff
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/*
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* MTU timer to use (from 0 to 3).
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*/
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#define MTU_TIMER 2
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static struct u8500_mtu_timer *timer_base =
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&((struct u8500_mtu *)U8500_MTU0_BASE_V1)->pt[MTU_TIMER];
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/* macro to read the 32 bit timer: since it decrements, we invert read value */
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#define READ_TIMER() (~readl(&timer_base->cv))
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/* Configure a free-running, auto-wrap counter with /16 prescaler */
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int timer_init(void)
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{
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writel(MTU_CR_ENA | MTU_CR_PRESCALE_16 | MTU_CR_32BITS,
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&timer_base->cr);
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return 0;
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}
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ulong get_timer_masked(void)
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{
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/* current tick value */
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ulong now = TICKS_TO_HZ(READ_TIMER());
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if (now >= gd->lastinc) /* normal (non rollover) */
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gd->tbl += (now - gd->lastinc);
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else /* rollover */
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gd->tbl += (TICKS_TO_HZ(TIMER_LOAD_VAL) - gd->lastinc) + now;
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gd->lastinc = now;
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return gd->tbl;
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}
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/* Delay x useconds */
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void __udelay(ulong usec)
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{
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long tmo = usec * (TIMER_CLOCK / 1000) / 1000;
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ulong now, last = READ_TIMER();
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while (tmo > 0) {
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now = READ_TIMER();
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if (now > last) /* normal (non rollover) */
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tmo -= now - last;
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else /* rollover */
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tmo -= TIMER_LOAD_VAL - last + now;
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last = now;
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}
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}
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ulong get_timer(ulong base)
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{
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return get_timer_masked() - base;
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}
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void set_timer(ulong t)
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{
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gd->tbl = t;
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}
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/*
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* Emulation of Power architecture long long timebase.
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*
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* TODO: Support gd->tbu for real long long timebase.
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*/
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unsigned long long get_ticks(void)
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{
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return get_timer(0);
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}
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/*
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* Emulation of Power architecture timebase.
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* NB: Low resolution compared to Power tbclk.
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*/
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ulong get_tbclk(void)
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{
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return CONFIG_SYS_HZ;
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}
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72
arch/arm/include/asm/arch-u8500/clock.h
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72
arch/arm/include/asm/arch-u8500/clock.h
Normal file
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/*
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* Copyright (C) ST-Ericsson SA 2009
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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
|
||||
* published by the Free Software Foundation; either version 2 of
|
||||
* 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,
|
||||
* 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,
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* MA 02111-1307 USA
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*/
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#ifndef __ASM_ARCH_CLOCK
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#define __ASM_ARCH_CLOCK
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struct prcmu {
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unsigned int armclkfix_mgt;
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unsigned int armclk_mgt;
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unsigned int svammdspclk_mgt;
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unsigned int siammdspclk_mgt;
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unsigned int reserved;
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unsigned int sgaclk_mgt;
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unsigned int uartclk_mgt;
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unsigned int msp02clk_mgt;
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unsigned int i2cclk_mgt;
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unsigned int sdmmcclk_mgt;
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unsigned int slimclk_mgt;
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unsigned int per1clk_mgt;
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unsigned int per2clk_mgt;
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unsigned int per3clk_mgt;
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unsigned int per5clk_mgt;
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unsigned int per6clk_mgt;
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unsigned int per7clk_mgt;
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unsigned int lcdclk_mgt;
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unsigned int reserved1;
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unsigned int bmlclk_mgt;
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unsigned int hsitxclk_mgt;
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unsigned int hsirxclk_mgt;
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unsigned int hdmiclk_mgt;
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unsigned int apeatclk_mgt;
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unsigned int apetraceclk_mgt;
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unsigned int mcdeclk_mgt;
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unsigned int ipi2cclk_mgt;
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unsigned int dsialtclk_mgt;
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unsigned int spare2clk_mgt;
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unsigned int dmaclk_mgt;
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unsigned int b2r2clk_mgt;
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unsigned int tvclk_mgt;
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unsigned int unused[82];
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unsigned int tcr;
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unsigned int unused1[23];
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unsigned int ape_softrst;
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};
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extern void u8500_clock_enable(int periph, int kern, int cluster);
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static inline void u8500_prcmu_enable(unsigned int *reg)
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{
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writel(readl(reg) | (1 << 8), reg);
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}
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#endif /* __ASM_ARCH_CLOCK */
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247
arch/arm/include/asm/arch-u8500/gpio.h
Normal file
247
arch/arm/include/asm/arch-u8500/gpio.h
Normal file
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/*
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* Copyright (C) ST-Ericsson SA 2009
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*
|
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* 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
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*/
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#ifndef _UX500_GPIO_h
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#define _UX500_GPIO_h
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#include <asm/types.h>
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#include <asm/io.h>
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#include <asm/errno.h>
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#include <asm/arch/sys_proto.h>
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#include <asm/arch/u8500.h>
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#define GPIO_TOTAL_PINS 268
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#define GPIO_PINS_PER_BLOCK 32
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#define GPIO_BLOCKS_COUNT (GPIO_TOTAL_PINS/GPIO_PINS_PER_BLOCK + 1)
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#define GPIO_BLOCK(pin) (((pin + GPIO_PINS_PER_BLOCK) >> 5) - 1)
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struct gpio_register {
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u32 gpio_dat; /* data register *//*0x000 */
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u32 gpio_dats; /* data Set register *//*0x004 */
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u32 gpio_datc; /* data Clear register *//*0x008 */
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u32 gpio_pdis; /* Pull disable register *//*0x00C */
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u32 gpio_dir; /* data direction register *//*0x010 */
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u32 gpio_dirs; /* data dir Set register *//*0x014 */
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u32 gpio_dirc; /* data dir Clear register *//*0x018 */
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u32 gpio_slpm; /* Sleep mode register *//*0x01C */
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u32 gpio_afsa; /* AltFun A Select reg *//*0x020 */
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u32 gpio_afsb; /* AltFun B Select reg *//*0x024 */
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u32 gpio_lowemi;/* low EMI Select reg *//*0x028 */
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u32 reserved_1[(0x040 - 0x02C) >> 2]; /*0x028-0x3C Reserved*/
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u32 gpio_rimsc; /* rising edge intr set/clear *//*0x040 */
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u32 gpio_fimsc; /* falling edge intr set/clear register *//*0x044 */
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u32 gpio_mis; /* masked interrupt status register *//*0x048 */
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u32 gpio_ic; /* Interrupt Clear register *//*0x04C */
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u32 gpio_rwimsc;/* Rising-edge Wakeup IMSC register *//*0x050 */
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u32 gpio_fwimsc;/* Falling-edge Wakeup IMSC register *//*0x054 */
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u32 gpio_wks; /* Wakeup Status register *//*0x058 */
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};
|
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/* Error values returned by functions */
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enum gpio_error {
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GPIO_OK = 0,
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GPIO_UNSUPPORTED_HW = -2,
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GPIO_UNSUPPORTED_FEATURE = -3,
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GPIO_INVALID_PARAMETER = -4,
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GPIO_REQUEST_NOT_APPLICABLE = -5,
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GPIO_REQUEST_PENDING = -6,
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GPIO_NOT_CONFIGURED = -7,
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GPIO_INTERNAL_ERROR = -8,
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GPIO_INTERNAL_EVENT = 1,
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GPIO_REMAINING_EVENT = 2,
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GPIO_NO_MORE_PENDING_EVENT = 3,
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GPIO_INVALID_CLIENT = -25,
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GPIO_INVALID_PIN = -26,
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GPIO_PIN_BUSY = -27,
|
||||
GPIO_PIN_NOT_ALLOCATED = -28,
|
||||
GPIO_WRONG_CLIENT = -29,
|
||||
GPIO_UNSUPPORTED_ALTFUNC = -30,
|
||||
};
|
||||
|
||||
/*GPIO DEVICE ID */
|
||||
enum gpio_device_id {
|
||||
GPIO_DEVICE_ID_0,
|
||||
GPIO_DEVICE_ID_1,
|
||||
GPIO_DEVICE_ID_2,
|
||||
GPIO_DEVICE_ID_3,
|
||||
GPIO_DEVICE_ID_INVALID
|
||||
};
|
||||
|
||||
/*
|
||||
* Alternate Function:
|
||||
* refered in altfun_table to pointout particular altfun to be enabled
|
||||
* when using GPIO_ALT_FUNCTION A/B/C enable/disable operation
|
||||
*/
|
||||
enum gpio_alt_function {
|
||||
GPIO_ALT_UART_0_MODEM,
|
||||
GPIO_ALT_UART_0_NO_MODEM,
|
||||
GPIO_ALT_UART_1,
|
||||
GPIO_ALT_UART_2,
|
||||
GPIO_ALT_I2C_0,
|
||||
GPIO_ALT_I2C_1,
|
||||
GPIO_ALT_I2C_2,
|
||||
GPIO_ALT_I2C_3,
|
||||
GPIO_ALT_MSP_0,
|
||||
GPIO_ALT_MSP_1,
|
||||
GPIO_ALT_MSP_2,
|
||||
GPIO_ALT_MSP_3,
|
||||
GPIO_ALT_MSP_4,
|
||||
GPIO_ALT_MSP_5,
|
||||
GPIO_ALT_SSP_0,
|
||||
GPIO_ALT_SSP_1,
|
||||
GPIO_ALT_MM_CARD0,
|
||||
GPIO_ALT_SD_CARD0,
|
||||
GPIO_ALT_DMA_0,
|
||||
GPIO_ALT_DMA_1,
|
||||
GPIO_ALT_HSI0,
|
||||
GPIO_ALT_CCIR656_INPUT,
|
||||
GPIO_ALT_CCIR656_OUTPUT,
|
||||
GPIO_ALT_LCD_PANEL,
|
||||
GPIO_ALT_MDIF,
|
||||
GPIO_ALT_SDRAM,
|
||||
GPIO_ALT_HAMAC_AUDIO_DBG,
|
||||
GPIO_ALT_HAMAC_VIDEO_DBG,
|
||||
GPIO_ALT_CLOCK_RESET,
|
||||
GPIO_ALT_TSP,
|
||||
GPIO_ALT_IRDA,
|
||||
GPIO_ALT_USB_MINIMUM,
|
||||
GPIO_ALT_USB_I2C,
|
||||
GPIO_ALT_OWM,
|
||||
GPIO_ALT_PWL,
|
||||
GPIO_ALT_FSMC,
|
||||
GPIO_ALT_COMP_FLASH,
|
||||
GPIO_ALT_SRAM_NOR_FLASH,
|
||||
GPIO_ALT_FSMC_ADDLINE_0_TO_15,
|
||||
GPIO_ALT_SCROLL_KEY,
|
||||
GPIO_ALT_MSHC,
|
||||
GPIO_ALT_HPI,
|
||||
GPIO_ALT_USB_OTG,
|
||||
GPIO_ALT_SDIO,
|
||||
GPIO_ALT_HSMMC,
|
||||
GPIO_ALT_FSMC_ADD_DATA_0_TO_25,
|
||||
GPIO_ALT_HSI1,
|
||||
GPIO_ALT_NOR,
|
||||
GPIO_ALT_NAND,
|
||||
GPIO_ALT_KEYPAD,
|
||||
GPIO_ALT_VPIP,
|
||||
GPIO_ALT_CAM,
|
||||
GPIO_ALT_CCP1,
|
||||
GPIO_ALT_EMMC,
|
||||
GPIO_ALT_POP_EMMC,
|
||||
GPIO_ALT_FUNMAX /* Add new alt func before this */
|
||||
};
|
||||
|
||||
/* Defines pin assignment(Software mode or Alternate mode) */
|
||||
enum gpio_mode {
|
||||
GPIO_MODE_LEAVE_UNCHANGED, /* Parameter will be ignored */
|
||||
GPIO_MODE_SOFTWARE, /* Pin connected to GPIO (SW controlled) */
|
||||
GPIO_ALTF_A, /* Pin connected to altfunc 1 (HW periph 1) */
|
||||
GPIO_ALTF_B, /* Pin connected to altfunc 2 (HW periph 2) */
|
||||
GPIO_ALTF_C, /* Pin connected to altfunc 3 (HW periph 3) */
|
||||
GPIO_ALTF_FIND, /* Pin connected to altfunc 3 (HW periph 3) */
|
||||
GPIO_ALTF_DISABLE /* Pin connected to altfunc 3 (HW periph 3) */
|
||||
};
|
||||
|
||||
/* Defines GPIO pin direction */
|
||||
enum gpio_direction {
|
||||
GPIO_DIR_LEAVE_UNCHANGED, /* Parameter will be ignored */
|
||||
GPIO_DIR_INPUT, /* GPIO set as input */
|
||||
GPIO_DIR_OUTPUT /* GPIO set as output */
|
||||
};
|
||||
|
||||
/* Interrupt trigger mode */
|
||||
enum gpio_trig {
|
||||
GPIO_TRIG_LEAVE_UNCHANGED, /* Parameter will be ignored */
|
||||
GPIO_TRIG_DISABLE, /* Trigger no IT */
|
||||
GPIO_TRIG_RISING_EDGE, /* Trigger an IT on rising edge */
|
||||
GPIO_TRIG_FALLING_EDGE, /* Trigger an IT on falling edge */
|
||||
GPIO_TRIG_BOTH_EDGES, /* Trigger an IT on rising and falling edge */
|
||||
GPIO_TRIG_HIGH_LEVEL, /* Trigger an IT on high level */
|
||||
GPIO_TRIG_LOW_LEVEL /* Trigger an IT on low level */
|
||||
};
|
||||
|
||||
/* Configuration parameters for one GPIO pin.*/
|
||||
struct gpio_config {
|
||||
enum gpio_mode mode;
|
||||
enum gpio_direction direction;
|
||||
enum gpio_trig trig;
|
||||
char *dev_name; /* Who owns the gpio pin */
|
||||
};
|
||||
|
||||
/* GPIO pin data*/
|
||||
enum gpio_data {
|
||||
GPIO_DATA_LOW,
|
||||
GPIO_DATA_HIGH
|
||||
};
|
||||
|
||||
/* GPIO behaviour in sleep mode */
|
||||
enum gpio_sleep_mode {
|
||||
GPIO_SLEEP_MODE_LEAVE_UNCHANGED, /* Parameter will be ignored */
|
||||
GPIO_SLEEP_MODE_INPUT_DEFAULTVOLT, /* GPIO is an input with pull
|
||||
up/down enabled when in sleep
|
||||
mode. */
|
||||
GPIO_SLEEP_MODE_CONTROLLED_BY_GPIO /* GPIO pin is controlled by
|
||||
GPIO IP. So mode, direction
|
||||
and data values for GPIO pin
|
||||
in sleep mode are determined
|
||||
by configuration set to GPIO
|
||||
pin before entering to sleep
|
||||
mode. */
|
||||
};
|
||||
|
||||
/* GPIO ability to wake the system up from sleep mode.*/
|
||||
enum gpio_wake {
|
||||
GPIO_WAKE_LEAVE_UNCHANGED, /* Parameter will be ignored */
|
||||
GPIO_WAKE_DISABLE, /* No wake of system from sleep mode. */
|
||||
GPIO_WAKE_LOW_LEVEL, /* Wake the system up on a LOW level. */
|
||||
GPIO_WAKE_HIGH_LEVEL, /* Wake the system up on a HIGH level. */
|
||||
GPIO_WAKE_RISING_EDGE, /* Wake the system up on a RISING edge. */
|
||||
GPIO_WAKE_FALLING_EDGE, /* Wake the system up on a FALLING edge. */
|
||||
GPIO_WAKE_BOTH_EDGES /* Wake the system up on both RISE and FALL. */
|
||||
};
|
||||
|
||||
/* Configuration parameters for one GPIO pin in sleep mode.*/
|
||||
struct gpio_sleep_config {
|
||||
enum gpio_sleep_mode sleep_mode;/* GPIO behaviour in sleep mode. */
|
||||
enum gpio_wake wake; /* GPIO ability to wake up system. */
|
||||
};
|
||||
|
||||
extern int gpio_setpinconfig(int pin_id, struct gpio_config *pin_config);
|
||||
extern int gpio_resetpinconfig(int pin_id, char *dev_name);
|
||||
extern int gpio_writepin(int pin_id, enum gpio_data value, char *dev_name);
|
||||
extern int gpio_readpin(int pin_id, enum gpio_data *value);
|
||||
extern int gpio_altfuncenable(enum gpio_alt_function altfunc,
|
||||
char *dev_name);
|
||||
extern int gpio_altfuncdisable(enum gpio_alt_function altfunc,
|
||||
char *dev_name);
|
||||
|
||||
struct gpio_altfun_data {
|
||||
u16 altfun;
|
||||
u16 start;
|
||||
u16 end;
|
||||
u16 cont;
|
||||
u8 type;
|
||||
};
|
||||
#endif
|
83
arch/arm/include/asm/arch-u8500/hardware.h
Normal file
83
arch/arm/include/asm/arch-u8500/hardware.h
Normal file
|
@ -0,0 +1,83 @@
|
|||
/*
|
||||
* Copyright (C) ST-Ericsson SA 2009
|
||||
*
|
||||
* 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., 51 Franklin Street, Fifth Floor, Boston,
|
||||
* MA 02110-1301 USA
|
||||
*/
|
||||
|
||||
#ifndef __ASM_ARCH_HARDWARE_H
|
||||
#define __ASM_ARCH_HARDWARE_H
|
||||
|
||||
/* Peripheral clusters */
|
||||
|
||||
#define U8500_PER3_BASE 0x80000000
|
||||
#define U8500_PER2_BASE 0x80110000
|
||||
#define U8500_PER1_BASE 0x80120000
|
||||
#define U8500_PER4_BASE 0x80150000
|
||||
|
||||
#define U8500_PER6_BASE 0xa03c0000
|
||||
#define U8500_PER7_BASE 0xa03d0000
|
||||
#define U8500_PER5_BASE 0xa03e0000
|
||||
|
||||
/* GPIO */
|
||||
|
||||
#define U8500_GPIO0_BASE (U8500_PER1_BASE + 0xE000)
|
||||
#define U8500_GPIO1_BASE (U8500_PER1_BASE + 0xE000 + 0x80)
|
||||
|
||||
#define U8500_GPIO2_BASE (U8500_PER3_BASE + 0xE000)
|
||||
#define U8500_GPIO3_BASE (U8500_PER3_BASE + 0xE000 + 0x80)
|
||||
#define U8500_GPIO4_BASE (U8500_PER3_BASE + 0xE000 + 0x100)
|
||||
#define U8500_GPIO5_BASE (U8500_PER3_BASE + 0xE000 + 0x180)
|
||||
|
||||
#define U8500_GPIO6_BASE (U8500_PER2_BASE + 0xE000)
|
||||
#define U8500_GPIO7_BASE (U8500_PER2_BASE + 0xE000 + 0x80)
|
||||
|
||||
#define U8500_GPIO8_BASE (U8500_PER5_BASE + 0x1E000)
|
||||
|
||||
/* Per7 */
|
||||
#define U8500_CLKRST7_BASE (U8500_PER7_BASE + 0xf000)
|
||||
|
||||
/* Per6 */
|
||||
#define U8500_MTU0_BASE_V1 (U8500_PER6_BASE + 0x6000)
|
||||
#define U8500_MTU1_BASE_V1 (U8500_PER6_BASE + 0x7000)
|
||||
#define U8500_CLKRST6_BASE (U8500_PER6_BASE + 0xf000)
|
||||
|
||||
/* Per5 */
|
||||
#define U8500_CLKRST5_BASE (U8500_PER5_BASE + 0x1f000)
|
||||
|
||||
/* Per4 */
|
||||
#define U8500_PRCMU_BASE (U8500_PER4_BASE + 0x07000)
|
||||
#define U8500_PRCMU_TCDM_BASE (U8500_PER4_BASE + 0x0f000)
|
||||
|
||||
/* Per3 */
|
||||
#define U8500_UART2_BASE (U8500_PER3_BASE + 0x7000)
|
||||
#define U8500_CLKRST3_BASE (U8500_PER3_BASE + 0xf000)
|
||||
|
||||
/* Per2 */
|
||||
#define U8500_CLKRST2_BASE (U8500_PER2_BASE + 0xf000)
|
||||
|
||||
/* Per1 */
|
||||
#define U8500_UART0_BASE (U8500_PER1_BASE + 0x0000)
|
||||
#define U8500_UART1_BASE (U8500_PER1_BASE + 0x1000)
|
||||
#define U8500_CLKRST1_BASE (U8500_PER1_BASE + 0xf000)
|
||||
|
||||
/* Last page of Boot ROM */
|
||||
#define U8500_BOOTROM_BASE 0x9001f000
|
||||
#define U8500_BOOTROM_ASIC_ID_OFFSET 0x0ff4
|
||||
|
||||
#endif /* __ASM_ARCH_HARDWARE_H */
|
27
arch/arm/include/asm/arch-u8500/sys_proto.h
Normal file
27
arch/arm/include/asm/arch-u8500/sys_proto.h
Normal file
|
@ -0,0 +1,27 @@
|
|||
/*
|
||||
* Copyright (C) ST-Ericsson SA 2010
|
||||
*
|
||||
* 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 _SYS_PROTO_H_
|
||||
#define _SYS_PROTO_H_
|
||||
|
||||
void gpio_init(void);
|
||||
|
||||
#endif /* _SYS_PROTO_H_ */
|
47
arch/arm/include/asm/arch-u8500/u8500.h
Normal file
47
arch/arm/include/asm/arch-u8500/u8500.h
Normal file
|
@ -0,0 +1,47 @@
|
|||
/*
|
||||
* Copyright (C) ST-Ericsson SA 2009
|
||||
*
|
||||
* 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 __U8500_H
|
||||
#define __U8500_H
|
||||
|
||||
/*
|
||||
* base register values for U8500
|
||||
*/
|
||||
#define CFG_PRCMU_BASE 0x80157000 /* Power, reset and clock
|
||||
Management Unit */
|
||||
#define CFG_SDRAMC_BASE 0x903CF000 /* SDRAMC cnf registers */
|
||||
#define CFG_FSMC_BASE 0x80000000 /* FSMC Controller */
|
||||
|
||||
/*
|
||||
* U8500 GPIO register base for 9 banks
|
||||
*/
|
||||
#define U8500_GPIO_0_BASE 0x8012E000
|
||||
#define U8500_GPIO_1_BASE 0x8012E080
|
||||
#define U8500_GPIO_2_BASE 0x8000E000
|
||||
#define U8500_GPIO_3_BASE 0x8000E080
|
||||
#define U8500_GPIO_4_BASE 0x8000E100
|
||||
#define U8500_GPIO_5_BASE 0x8000E180
|
||||
#define U8500_GPIO_6_BASE 0x8011E000
|
||||
#define U8500_GPIO_7_BASE 0x8011E080
|
||||
#define U8500_GPIO_8_BASE 0xA03FE000
|
||||
|
||||
#endif /* __U8500_H */
|
Loading…
Reference in a new issue