From: Christian Ehrhardt Date: Tue, 6 May 2008 17:37:15 +0000 (-0500) Subject: [POWERPC] 4xx: Fix PCI mem in sequoia DTS X-Git-Tag: v2.6.26-rc2~16^2~7^2 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=78be76476a34a77f0ea9db2f78ba46a2b0fd5ab5;p=linux-2.6 [POWERPC] 4xx: Fix PCI mem in sequoia DTS This patch is fixes the sequoia.dts device tree file to use the values defined in the 440Epx data sheet from AMCC. That fixes an issue where some devices, including graphics cards, would not initialize properly because the PCI resource space was not big enough. Signed-off-by: Christian Ehrhardt Signed-off-by: Josh Boyer --- diff --git a/arch/powerpc/boot/dts/sequoia.dts b/arch/powerpc/boot/dts/sequoia.dts index a1ae4d6ec9..72d67564bd 100644 --- a/arch/powerpc/boot/dts/sequoia.dts +++ b/arch/powerpc/boot/dts/sequoia.dts @@ -342,9 +342,14 @@ /* Outbound ranges, one memory and one IO, * later cannot be changed. Chip supports a second * IO range but we don't use it for now + * From the 440EPx user manual: + * PCI 1 Memory 1 8000 0000 1 BFFF FFFF 1GB + * I/O 1 E800 0000 1 E800 FFFF 64KB + * I/O 1 E880 0000 1 EBFF FFFF 56MB */ - ranges = <02000000 0 80000000 1 80000000 0 10000000 - 01000000 0 00000000 1 e8000000 0 00100000>; + ranges = <02000000 0 80000000 1 80000000 0 40000000 + 01000000 0 00000000 1 e8000000 0 00010000 + 01000000 0 00000000 1 e8800000 0 03800000>; /* Inbound 2GB range starting at 0 */ dma-ranges = <42000000 0 0 0 0 0 80000000>;