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omap24xx: Fix n810 LCD initialization

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@28685 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
mb
2011-10-30 20:31:45 +00:00
parent bcb479b352
commit e77f6c670d
4 changed files with 75 additions and 21 deletions
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30
target/linux/omap24xx/patches-3.1/312-no-hwmod-reset.patch Normal file
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@@ -0,0 +1,30 @@
Index: linux-3.1/arch/arm/mach-omap2/omap_hwmod.c
===================================================================
--- linux-3.1.orig/arch/arm/mach-omap2/omap_hwmod.c 2011-10-30 21:20:19.205515660 +0100
+++ linux-3.1/arch/arm/mach-omap2/omap_hwmod.c 2011-10-30 21:28:16.769945954 +0100
@@ -145,6 +145,8 @@
#include <plat/omap_hwmod.h>
#include <plat/prcm.h>
+#include <asm/mach-types.h>
+
#include "cm2xxx_3xxx.h"
#include "cminst44xx.h"
#include "prm2xxx_3xxx.h"
@@ -1704,6 +1706,16 @@ static int _setup(struct omap_hwmod *oh,
oh->_state = _HWMOD_STATE_INITIALIZED;
+ if (machine_is_nokia770() ||
+ machine_is_nokia_n800() ||
+ machine_is_nokia_n810() ||
+ machine_is_nokia_n810_wimax()) {
+ /* Nokia N-series workaround: Don't reset any hwmod. Some drivers expect
+ * the NOLO bootloader initializations to be effective. */
+ oh->flags |= HWMOD_INIT_NO_RESET;
+ printk_once(KERN_INFO "Nokia N-series HWMOD_INIT_NO_RESET workaround enabled\n");
+ }
+
/*
* In the case of hwmod with hardreset that should not be
* de-assert at boot time, we have to keep the module