Linux 3.3-rc5 and pxa-gpio possible regression

Paul Parsons lost.distance at yahoo.com
Wed Feb 29 20:23:56 EST 2012


> I've tried the 3.3-rc5 kernel and my boot hangs (PXA270
> platform).

Same here. Your problem may be the same as this:

http://lists.infradead.org/pipermail/linux-arm-kernel/2012-February/084307.html

Does the patch below fix your problem?

diff -uprN clean-3.3-rc5/arch/arm/mach-pxa/pxa25x.c linux-3.3-rc5/arch/arm/mach-pxa/pxa25x.c
--- clean-3.3-rc5/arch/arm/mach-pxa/pxa25x.c	2012-02-25 20:18:16.000000000 +0000
+++ linux-3.3-rc5/arch/arm/mach-pxa/pxa25x.c	2012-02-26 04:21:58.754346549 +0000
@@ -209,6 +209,7 @@ static struct clk_lookup pxa25x_clkregs[
 	INIT_CLKREG(&clk_pxa25x_gpio11, NULL, "GPIO11_CLK"),
 	INIT_CLKREG(&clk_pxa25x_gpio12, NULL, "GPIO12_CLK"),
 	INIT_CLKREG(&clk_pxa25x_mem, "pxa2xx-pcmcia", NULL),
+	INIT_CLKREG(&clk_dummy, "pxa-gpio", NULL),
 };
 
 static struct clk_lookup pxa25x_hwuart_clkreg =
diff -uprN clean-3.3-rc5/arch/arm/mach-pxa/pxa27x.c linux-3.3-rc5/arch/arm/mach-pxa/pxa27x.c
--- clean-3.3-rc5/arch/arm/mach-pxa/pxa27x.c	2012-02-25 20:18:16.000000000 +0000
+++ linux-3.3-rc5/arch/arm/mach-pxa/pxa27x.c	2012-02-26 04:21:58.754346549 +0000
@@ -230,6 +230,7 @@ static struct clk_lookup pxa27x_clkregs[
 	INIT_CLKREG(&clk_pxa27x_im, NULL, "IMCLK"),
 	INIT_CLKREG(&clk_pxa27x_memc, NULL, "MEMCLK"),
 	INIT_CLKREG(&clk_pxa27x_mem, "pxa2xx-pcmcia", NULL),
+	INIT_CLKREG(&clk_dummy, "pxa-gpio", NULL),
 };
 
 #ifdef CONFIG_PM




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