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Tue, 29 Apr 2025 16:14:22 +0200 Received: from localhost ([::1] helo=dude02.red.stw.pengutronix.de) by dude02.red.stw.pengutronix.de with esmtp (Exim 4.96) (envelope-from ) id 1u9lj4-00Cqw2-17; Tue, 29 Apr 2025 16:14:22 +0200 From: Sascha Hauer Date: Tue, 29 Apr 2025 16:14:19 +0200 Message-Id: <20250429-k3-asel-v1-0-6f39afaa2dfe@pengutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIALzeEGgC/6tWKk4tykwtVrJSqFYqSi3LLM7MzwNyDHUUlJIzE vPSU3UzU4B8JSMDI1MDEyNL3Wxj3cTi1BzdZNOkNMNUQ5NkIzNzJaDqgqLUtMwKsEnRsbW1AGJ 80SJZAAAA To: "open list:BAREBOX" X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1745936062; l=1331; i=s.hauer@pengutronix.de; s=20230412; h=from:subject:message-id; bh=h2aKL9VzTmORgfbSQRzAWsSn0VjIWrz8RhwaT4UBONg=; b=MLST7HtuLPYxlvay0DqyeL2Vu9jpMu5dTG3R/CCZJVrs9h7FK7msEscfKVC8acevsmrNrZedG utmA9ANZEB2AI38ba2aqUxaM3tv6+P1eAqV2GMCN3DJGwXV1k3rVuwi X-Developer-Key: i=s.hauer@pengutronix.de; a=ed25519; pk=4kuc9ocmECiBJKWxYgqyhtZOHj5AWi7+d0n/UjhkwTg= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250429_151425_835999_0D058AA1 X-CRM114-Status: GOOD ( 10.38 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-5.5 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH 0/4] K3: Add Asel support to the DMA driver X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) This adds Asel aka "Address select" handling to the K3 DMA driver. Asel is a four bit field that has to be put in bits 48-51 of the DMA addresses. This is needed once the DDR firewalls are enabled. The DDR firewalls are needed to protect the OP-TEE memory from accesses from the normal world. One would assume that upstream OP-TEE does this by default, but apparently it doesn't and once they are enabled ethernet in barebox stops working. This series fixes networking in barebox with DDR firewalls enabled. Signed-off-by: Sascha Hauer --- Sascha Hauer (4): ti/k3-navss-ringacc: switch to Linux code base firmware: ti_sci: pass struct to ti_sci_rm_ringacc_ops::config firmware: ti_sci: handle Asel dma: k3-udma: Handle Asel drivers/dma/ti/k3-udma.c | 125 ++-- drivers/firmware/ti_sci.c | 29 +- drivers/firmware/ti_sci.h | 5 + drivers/soc/ti/k3-navss-ringacc.c | 1326 ++++++++++++++++++++++++------------- include/soc/ti/k3-navss-ringacc.h | 211 +++--- include/soc/ti/ti_sci_protocol.h | 34 +- 6 files changed, 1088 insertions(+), 642 deletions(-) --- base-commit: fe58b1f7d24ea2171d0761a26f2b5a74e61322e4 change-id: 20250429-k3-asel-c5bf1e14c267 Best regards, -- Sascha Hauer