[PATCH 5/8] soc: tenstorrent: Add rcpu syscon reset register definitions

From: Anirudh Srinivasan

Date: Thu Jan 15 2026 - 18:42:56 EST


Document register offsets used for resets in Atlantis

Signed-off-by: Anirudh Srinivasan <asrinivasan@xxxxxxxxxxxxxxxxxxx>
---
include/soc/tenstorrent/atlantis-syscon.h | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/include/soc/tenstorrent/atlantis-syscon.h b/include/soc/tenstorrent/atlantis-syscon.h
index b15dabfb42b5..f1dc6ad33c6d 100644
--- a/include/soc/tenstorrent/atlantis-syscon.h
+++ b/include/soc/tenstorrent/atlantis-syscon.h
@@ -19,6 +19,13 @@
#define PLL_NOCC_EN_REG 0x120
#define BUS_CG_REG 0x01FC

+/* RCPU Reset Register Offsets */
+#define RCPU_BLK_RST_REG 0x1c
+#define LSIO_BLK_RST_REG 0x20
+#define HSIO_BLK_RST_REG 0x0c
+#define PCIE_SUBS_RST_REG 0x00
+#define MM_RSTN_REG 0x14
+
/* PLL Bit Definitions */
#define PLL_CFG_EN_BIT BIT(0)
#define PLL_CFG_BYPASS_BIT BIT(1)

--
2.43.0