diff options
Diffstat (limited to 'drivers/soc/tegra/fuse/fuse-tegra30.c')
| -rw-r--r-- | drivers/soc/tegra/fuse/fuse-tegra30.c | 24 |
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 |