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authorArnd Bergmann <arnd@arndb.de>2014-10-02 19:08:24 +0400
committerArnd Bergmann <arnd@arndb.de>2014-10-02 19:08:24 +0400
commit4394a0014597bd53e2d9bbc69d091e3fbde7d00c (patch)
treea4f7b9b68aaf5a9a8542bba1f8ea2573838187f2 /arch
parent5a6da55f10578b10f30ec72dcca6c37cbeac31ed (diff)
parent32c741d07f7fdb1974eb07420fc143d479bfe19f (diff)
downloadlinux-4394a0014597bd53e2d9bbc69d091e3fbde7d00c.tar.xz
Merge tag 'mvebu-dt-3.18-2' of git://git.infradead.org/linux-mvebu into next/dt
Pull "mvebu DT changes for v3.18 (round 2)" from Jason Cooper: - Armada XP - Add HW datasheet references to docs - Armada 370 - Change internal registers to 0xf1000000 for Armada 370 RD board Signed-off-by: Arnd Bergmann <arnd@arndb.de> * tag 'mvebu-dt-3.18-2' of git://git.infradead.org/linux-mvebu: ARM: mvebu: switch the Armada 370 RD board to internal registers at 0xf1000000 Documentation: arm: add hardware datasheet reference for Marvell Armada XP
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/boot/dts/armada-370-rd.dts11
1 files changed, 10 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/armada-370-rd.dts b/arch/arm/boot/dts/armada-370-rd.dts
index 14c66e4adbc0..f57a8f841498 100644
--- a/arch/arm/boot/dts/armada-370-rd.dts
+++ b/arch/arm/boot/dts/armada-370-rd.dts
@@ -9,6 +9,15 @@
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
+ *
+ * Note: this Device Tree assumes that the bootloader has remapped the
+ * internal registers to 0xf1000000 (instead of the default
+ * 0xd0000000). The 0xf1000000 is the default used by the recent,
+ * DT-capable, U-Boot bootloaders provided by Marvell. Some earlier
+ * boards were delivered with an older version of the bootloader that
+ * left internal registers mapped at 0xd0000000. If you are in this
+ * situation, you should either update your bootloader (preferred
+ * solution) or the below Device Tree should be adjusted.
*/
/dts-v1/;
@@ -30,7 +39,7 @@
};
soc {
- ranges = <MBUS_ID(0xf0, 0x01) 0 0xd0000000 0x100000
+ ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000
MBUS_ID(0x01, 0xe0) 0 0xfff00000 0x100000>;
pcie-controller {