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authorDirk Eibach <dirk.eibach@gdsys.cc>2015-10-28 11:46:29 +0100
committerTom Rini <trini@konsulko.com>2015-11-12 15:59:04 -0500
commit1c7639ae8a7bc7b4475bd45dc2c44e59467f9a70 (patch)
treea1b7f2103c2ad991d7d22e9aef4138ae049c3f32 /board/gdsys
parente1d1127a9a8547ad9a7bda14285e97d6cc4be6dd (diff)
downloadblackbird-obmc-uboot-1c7639ae8a7bc7b4475bd45dc2c44e59467f9a70.tar.gz
blackbird-obmc-uboot-1c7639ae8a7bc7b4475bd45dc2c44e59467f9a70.zip
controlcenterd: Disable sideband clocks
Signed-off-by: Dirk Eibach <dirk.eibach@gdsys.cc>
Diffstat (limited to 'board/gdsys')
-rw-r--r--board/gdsys/p1022/controlcenterd.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/board/gdsys/p1022/controlcenterd.c b/board/gdsys/p1022/controlcenterd.c
index 64d90dd3fd..2f98e4757f 100644
--- a/board/gdsys/p1022/controlcenterd.c
+++ b/board/gdsys/p1022/controlcenterd.c
@@ -57,6 +57,8 @@ struct ihs_fpga {
u32 versions; /* 0x0004 */
u32 fpga_version; /* 0x0008 */
u32 fpga_features; /* 0x000c */
+ u32 reserved[4]; /* 0x0010 */
+ u32 control; /* 0x0020 */
};
#ifndef CONFIG_TRAILBLAZER
@@ -384,6 +386,9 @@ static void hydra_initialize(void)
fpga = pci_map_bar(devno, PCI_BASE_ADDRESS_0,
PCI_REGION_MEM);
+ /* disable sideband clocks */
+ writel(1, &fpga->control);
+
versions = readl(&fpga->versions);
fpga_version = readl(&fpga->fpga_version);
fpga_features = readl(&fpga->fpga_features);
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