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From: Arun Muthusamy <arun.muthusamy@gaisler.com>
To: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org,
	mkl@pengutronix.de, mailhol@kernel.org
Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-can@vger.kernel.org, Daniel Hellstrom <daniel@gaisler.com>,
	Arun Muthusamy <arun.muthusamy@gaisler.com>
Subject: [PATCH v7 10/15] can: grcan: Reserve space between cap and next register to align with address layout
Date: Fri,  8 May 2026 09:01:16 +0200	[thread overview]
Message-ID: <20260508070121.6918-11-arun.muthusamy@gaisler.com> (raw)
In-Reply-To: <20260508070121.6918-1-arun.muthusamy@gaisler.com>

From: Daniel Hellstrom <daniel@gaisler.com>

Reserves space between the capability register and the next register
within the GRCAN driver to align with the hardware address layout.

Signed-off-by: Daniel Hellstrom <daniel@gaisler.com>
Signed-off-by: Arun Muthusamy <arun.muthusamy@gaisler.com>
---
 drivers/net/can/grcan.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/can/grcan.c b/drivers/net/can/grcan.c
index ccf4032ed642..b5527fd9e02e 100644
--- a/drivers/net/can/grcan.c
+++ b/drivers/net/can/grcan.c
@@ -49,7 +49,8 @@ struct grcan_registers {
 	u32 conf;	/* 0x00 */
 	u32 stat;	/* 0x04 */
 	u32 ctrl;	/* 0x08 */
-	u32 __reserved1[GRCAN_RESERVE_SIZE(0x08, 0x18)];
+	u32 cap;	/* 0x0c */
+	u32 __reserved1[GRCAN_RESERVE_SIZE(0x0c, 0x18)];
 	u32 smask;	/* 0x18 - CanMASK */
 	u32 scode;	/* 0x1c - CanCODE */
 	u32 __reserved2[GRCAN_RESERVE_SIZE(0x1c, 0x40)];
-- 
2.51.0


  parent reply	other threads:[~2026-05-08  7:01 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-08  7:01 [PATCH v7 RESEND 00/15] can: grcan: Enhance driver with CANFD Support and Improvements Arun Muthusamy
2026-05-08  7:01 ` [PATCH v7 01/15] dt-bindings: Add vendor prefix for Frontgrade Gaisler AB Arun Muthusamy
2026-05-08  7:01 ` [PATCH v7 02/15] dt-bindings: net: can: gaisler,grcan: Convert to DT schema Arun Muthusamy
2026-05-08 18:37   ` sashiko-bot
2026-05-08  7:01 ` [PATCH v7 03/15] MAINTAINERS: Add maintainers for GRCAN CAN network driver Arun Muthusamy
2026-05-08  7:01 ` [PATCH v7 04/15] can: grcan: Add clock handling Arun Muthusamy
2026-05-08 18:50   ` sashiko-bot
2026-05-08  7:01 ` [PATCH v7 05/15] can: grcan: Replace bit timing macros with literal values Arun Muthusamy
2026-05-08  7:01 ` [PATCH v7 06/15] can: grcan: Simplify timing configuration Arun Muthusamy
2026-05-08 19:28   ` sashiko-bot
2026-05-08  7:01 ` [PATCH v7 07/15] can: grcan: add FD capability detection and nominal bit-timing Arun Muthusamy
2026-05-08 19:45   ` sashiko-bot
2026-05-08  7:01 ` [PATCH v7 08/15] can: grcan: set DMA mask for GRCAN and GRCANFD to 32-bit Arun Muthusamy
2026-05-08 19:53   ` sashiko-bot
2026-05-08  7:01 ` [PATCH v7 09/15] can: grcan: Add saving and restoring of CAN FD baud-rate registers Arun Muthusamy
2026-05-08 21:35   ` sashiko-bot
2026-05-08  7:01 ` Arun Muthusamy [this message]
2026-05-08  7:01 ` [PATCH v7 11/15] can: grcan: Refactor GRCAN DMA buffer to use structured memory layout Arun Muthusamy
2026-05-08 22:03   ` sashiko-bot
2026-05-08  7:01 ` [PATCH v7 12/15] can: grcan: Add CANFD TX support alongside legacy CAN Arun Muthusamy
2026-05-08 22:40   ` sashiko-bot
2026-05-08  7:01 ` [PATCH v7 13/15] can: grcan: Add CANFD RX " Arun Muthusamy
2026-05-08 23:08   ` sashiko-bot
2026-05-08  7:01 ` [PATCH v7 14/15] can: grcan: Update echo skb handling to match variable length CANFD frame Arun Muthusamy
2026-05-08 23:25   ` sashiko-bot
2026-05-08  7:01 ` [PATCH v7 15/15] can: grcan: Advertise CANFD capability Arun Muthusamy
2026-05-08 23:50   ` sashiko-bot

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