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From: Juergen Beisert <jbe@pengutronix.de>
To: barebox@lists.infradead.org
Subject: [PATCH 2/2] ARM/MXS: remove the now obsolete mxs reset routine
Date: Wed, 20 Jun 2012 15:49:13 +0200	[thread overview]
Message-ID: <1340200153-9215-3-git-send-email-jbe@pengutronix.de> (raw)
In-Reply-To: <1340200153-9215-1-git-send-email-jbe@pengutronix.de>

Remove the old reset routine from the buildsystem and build the new one
instead according to the selected architecture

Signed-off-by: Juergen Beisert <jbe@pengutronix.de>
---
 arch/arm/mach-mxs/Makefile    |    6 ++--
 arch/arm/mach-mxs/reset-imx.c |   61 -----------------------------------------
 2 files changed, 3 insertions(+), 64 deletions(-)
 delete mode 100644 arch/arm/mach-mxs/reset-imx.c

diff --git a/arch/arm/mach-mxs/Makefile b/arch/arm/mach-mxs/Makefile
index 9255d15..73ce1c8 100644
--- a/arch/arm/mach-mxs/Makefile
+++ b/arch/arm/mach-mxs/Makefile
@@ -1,6 +1,6 @@
-obj-y += imx.o iomux-imx.o reset-imx.o common.o power.o
+obj-y += imx.o iomux-imx.o common.o power.o
 obj-$(CONFIG_DRIVER_VIDEO_STM) += imx_lcd_clk.o
-obj-$(CONFIG_ARCH_IMX23) += speed-imx23.o clocksource-imx23.o usb.o
-obj-$(CONFIG_ARCH_IMX28) += speed-imx28.o clocksource-imx28.o
+obj-$(CONFIG_ARCH_IMX23) += speed-imx23.o clocksource-imx23.o usb.o  soc-imx23.o
+obj-$(CONFIG_ARCH_IMX28) += speed-imx28.o clocksource-imx28.o soc-imx28.o
 obj-$(CONFIG_MXS_OCOTP) += ocotp.o
 obj-$(CONFIG_MXS_CMD_BCB) += bcb.o
diff --git a/arch/arm/mach-mxs/reset-imx.c b/arch/arm/mach-mxs/reset-imx.c
deleted file mode 100644
index cfb3548..0000000
--- a/arch/arm/mach-mxs/reset-imx.c
+++ /dev/null
@@ -1,61 +0,0 @@
-/*
- * (C) Copyright 2010 Juergen Beisert - Pengutronix
- *
- * 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 <init.h>
-#include <notifier.h>
-#include <mach/imx-regs.h>
-#include <io.h>
-
-#define HW_RTC_CTRL     0x000
-# define BM_RTC_CTRL_WATCHDOGEN (1 << 4)
-#define HW_RTC_CTRL_SET 0x004
-#define HW_RTC_CTRL_CLR 0x008
-#define HW_RTC_CTRL_TOG 0x00C
-
-#define HW_RTC_WATCHDOG     0x050
-#define HW_RTC_WATCHDOG_SET 0x054
-#define HW_RTC_WATCHDOG_CLR 0x058
-#define HW_RTC_WATCHDOG_TOG 0x05C
-
-#define WDOG_COUNTER_RATE	1000 /* 1 kHz clock */
-
-#define HW_RTC_PERSISTENT1     0x070
-# define BV_RTC_PERSISTENT1_GENERAL__RTC_FORCE_UPDATER 0x80000000
-#define HW_RTC_PERSISTENT1_SET 0x074
-#define HW_RTC_PERSISTENT1_CLR 0x078
-#define HW_RTC_PERSISTENT1_TOG 0x07C
-
-/*
- * Reset the cpu by setting up the watchdog timer and let it time out
- *
- * TODO There is a much easier way to reset the CPU: Refer bit 2 in
- *       the HW_CLKCTRL_RESET register, data sheet page 106/4-30
- */
-void __noreturn reset_cpu (unsigned long addr)
-{
-	writel(WDOG_COUNTER_RATE, IMX_WDT_BASE + HW_RTC_WATCHDOG);
-	writel(BM_RTC_CTRL_WATCHDOGEN, IMX_WDT_BASE + HW_RTC_CTRL_SET);
-	writel(BV_RTC_PERSISTENT1_GENERAL__RTC_FORCE_UPDATER, IMX_WDT_BASE + HW_RTC_PERSISTENT1);
-
-	while (1)
-		;
-	/*NOTREACHED*/
-}
-EXPORT_SYMBOL(reset_cpu);
-- 
1.7.10


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  parent reply	other threads:[~2012-06-20 13:49 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-06-20 13:49 [PATCH] ARM/MXS: free the watchdog from acting as a system reset source on demand Juergen Beisert
2012-06-20 13:49 ` [PATCH 1/2] ARM/MXS: add new way to reset the whole SoC Juergen Beisert
2012-06-20 18:46   ` Uwe Kleine-König
2012-06-20 19:04     ` Juergen Beisert
2012-06-20 20:05       ` Uwe Kleine-König
2012-06-21  8:33         ` Juergen Beisert
2012-06-20 13:49 ` Juergen Beisert [this message]
2012-06-21  9:12 [PATCHv2] ARM/MXS: free the watchdog from acting as a system reset source on demand Juergen Beisert
2012-06-21  9:12 ` [PATCH 2/2] ARM/MXS: remove the now obsolete mxs reset routine Juergen Beisert

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