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From: Olof Johansson <olof@lixom•net>
To: Paul Mackerras <paulus@samba•org>
Cc: linuxppc-dev@ozlabs•org
Subject: [PATCH] [5/9] pasemi: Implement restart
Date: Thu, 01 Feb 2007 22:54:53 -0600	[thread overview]
Message-ID: <20070202045508.643066000@lixom.net> (raw)
In-Reply-To: 20070202045448.145851000@lixom.net

Implement reset on platforms/pasemi. Default is just to reset the
cpu using the SDC registers.

Signed-off-by: Olof Johansson <olof@lixom•net>


Index: merge/arch/powerpc/platforms/pasemi/setup.c
===================================================================
--- merge.orig/arch/powerpc/platforms/pasemi/setup.c
+++ merge/arch/powerpc/platforms/pasemi/setup.c
@@ -42,19 +42,13 @@
 
 static void pas_restart(char *cmd)
 {
-	printk("restart unimplemented, looping...\n");
-	for (;;) ;
-}
-
-static void pas_power_off(void)
-{
-	printk("power off unimplemented, looping...\n");
-	for (;;) ;
-}
-
-static void pas_halt(void)
-{
-	pas_power_off();
+	void __iomem *sdcreg;
+	printk("Restarting...\n");
+	/* XXXOJN This should maybe come out of the device tree */
+	sdcreg = ioremap(0xfc101100, 4);
+	while (1)
+		out_le32(sdcreg, 0x6000000);
+	/* No need to iounmap; never coming back */
 }
 
 #ifdef CONFIG_SMP
@@ -220,8 +214,6 @@ define_machine(pas) {
 	.init_IRQ		= pas_init_IRQ,
 	.get_irq		= mpic_get_irq,
 	.restart		= pas_restart,
-	.power_off		= pas_power_off,
-	.halt			= pas_halt,
 	.get_boot_time		= pas_get_boot_time,
 	.calibrate_decr		= generic_calibrate_decr,
 	.check_legacy_ioport    = pas_check_legacy_ioport,

--

  parent reply	other threads:[~2007-02-02  5:04 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-02-02  4:54 [PATCH] [0/9] PA Semi patches Olof Johansson
2007-02-02  4:54 ` [PATCH] [1/9] pasemi: Default root device Olof Johansson
2007-02-02 22:28   ` Geoff Levand
2007-02-04 22:18     ` Olof Johansson
2007-02-04 22:37       ` Olof Johansson
2007-02-02  4:54 ` [PATCH] [2/9] pasemi: UART udbg support Olof Johansson
2007-02-02  4:54 ` [PATCH] [3/9] pasemi: Machine check handler Olof Johansson
2007-02-04 23:49   ` Benjamin Herrenschmidt
2007-02-05  4:19     ` Olof Johansson
2007-02-02  4:54 ` [PATCH] [4/9] pasemi: Idle loops Olof Johansson
2007-02-03  8:27   ` Arnd Bergmann
2007-02-04 22:25     ` Olof Johansson
2007-02-02  4:54 ` Olof Johansson [this message]
2007-02-02  6:07   ` [PATCH] [5/9] pasemi: Implement restart Kumar Gala
2007-02-02 18:46     ` Olof Johansson
2007-02-02  4:54 ` [PATCH] [6/9] pasemi: SMP timebase sync Olof Johansson
2007-02-02  4:54 ` [PATCH] [7/9] pasemi: Configure DMA controller interrupts Olof Johansson
2007-02-04 23:53   ` Benjamin Herrenschmidt
2007-02-05  4:52     ` Olof Johansson
2007-02-02  4:54 ` [PATCH] [8/9] pasemi: iommu support Olof Johansson
2007-02-02  4:54 ` [PATCH] [9/9] pasemi: defconfig Olof Johansson

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