return (tegra_read_chipid() >> 20) & 0xf;
}
+bool tegra_is_silicon(void)
+{
+ switch (tegra_get_chip_id()) {
+ case TEGRA194:
+ if (tegra_get_platform() == 0)
+ return true;
+
+ return false;
+ }
+
+ /*
+ * Chips prior to Tegra194 have a different way of determining whether
+ * they are silicon or not. Since we never supported simulation on the
+ * older Tegra chips, don't bother extracting the information and just
+ * report that we're running on silicon.
+ */
+ return true;
+}
+
u32 tegra_read_straps(void)
{
WARN(!chipid, "Tegra ABP MISC not yet available\n");
u32 tegra_read_chipid(void);
u8 tegra_get_chip_id(void);
u8 tegra_get_platform(void);
+bool tegra_is_silicon(void);
enum tegra_revision {
TEGRA_REVISION_UNKNOWN = 0,