commit 43d22073d495bd435f9b441c582aef29e9b59930
author David Pu <dpu@nvidia.com> Mon Aug 05 17:00:31 2019 -0700
committer Manish Pandey <manish.pandey2@arm.com> Tue Aug 18 22:59:05 2020 +0000
tree d19c60595955153aec6e923d4f1f71724cd90438
parent 57e92daf76b008c914677cc8574be5e78497104f

Tegra: platform: add function to check t194 chip

This patch adds tegra_chipid_is_t194() function to check if it is a
Tegra 194 chip.

Change-Id: I6da6d3a2c9676b748931e42fde1b174cbcb4fd40
Signed-off-by: David Pu <dpu@nvidia.com>

plat/nvidia/tegra/common/tegra_platform.c

diff --git a/plat/nvidia/tegra/common/tegra_platform.c b/plat/nvidia/tegra/common/tegra_platform.c
index 0804135..7c73e8f 100644
--- a/plat/nvidia/tegra/common/tegra_platform.c
+++ b/plat/nvidia/tegra/common/tegra_platform.c
@@ -108,6 +108,13 @@
 	return (tegra_chipid_is_t210() && (tegra_get_chipid_major() == 0x2U));
 }
 
+bool tegra_chipid_is_t194(void)
+{
+	uint32_t chip_id = (tegra_get_chipid() >> CHIP_ID_SHIFT) & CHIP_ID_MASK;
+
+	return (chip_id == TEGRA_CHIPID_TEGRA19);
+}
+
 /*
  * Read the chip ID value and derive the platform
  */