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Diffstat (limited to 'drivers/soc/tegra/fuse/fuse-tegra30.c')
-rw-r--r--drivers/soc/tegra/fuse/fuse-tegra30.c24
1 files changed, 22 insertions, 2 deletions
diff --git a/drivers/soc/tegra/fuse/fuse-tegra30.c b/drivers/soc/tegra/fuse/fuse-tegra30.c
index 882607bcaa6c..257e254c6137 100644
--- a/drivers/soc/tegra/fuse/fuse-tegra30.c
+++ b/drivers/soc/tegra/fuse/fuse-tegra30.c
@@ -46,9 +46,13 @@
defined(CONFIG_ARCH_TEGRA_114_SOC) || \
defined(CONFIG_ARCH_TEGRA_124_SOC) || \
defined(CONFIG_ARCH_TEGRA_132_SOC) || \
- defined(CONFIG_ARCH_TEGRA_210_SOC)
+ defined(CONFIG_ARCH_TEGRA_210_SOC) || \
+ defined(CONFIG_ARCH_TEGRA_186_SOC)
static u32 tegra30_fuse_read_early(struct tegra_fuse *fuse, unsigned int offset)
{
+ if (WARN_ON(!fuse->base))
+ return 0;
+
return readl_relaxed(fuse->base + FUSE_BEGIN + offset);
}
@@ -98,7 +102,10 @@ static void __init tegra30_fuse_init(struct tegra_fuse *fuse)
fuse->read = tegra30_fuse_read;
tegra_init_revision();
- fuse->soc->speedo_init(&tegra_sku_info);
+
+ if (fuse->soc->speedo_init)
+ fuse->soc->speedo_init(&tegra_sku_info);
+
tegra30_fuse_add_randomness();
}
#endif
@@ -158,3 +165,16 @@ const struct tegra_fuse_soc tegra210_fuse_soc = {
.info = &tegra210_fuse_info,
};
#endif
+
+#if defined(CONFIG_ARCH_TEGRA_186_SOC)
+static const struct tegra_fuse_info tegra186_fuse_info = {
+ .read = tegra30_fuse_read,
+ .size = 0x300,
+ .spare = 0x280,
+};
+
+const struct tegra_fuse_soc tegra186_fuse_soc = {
+ .init = tegra30_fuse_init,
+ .info = &tegra186_fuse_info,
+};
+#endif

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