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From: mike.leach@linaro.org (Mike Leach)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC PATCH 2/3] coresight: etmv4: Update ID register table to add UCI support
Date: Thu, 15 Nov 2018 01:28:41 +0000	[thread overview]
Message-ID: <20181115012842.2353-3-mike.leach@linaro.org> (raw)
In-Reply-To: <20181115012842.2353-1-mike.leach@linaro.org>

Updates the ID register tables to contain a UCI entry for the A35 ETM
device to allow correct matching of driver in the amba bus code.

Signed-off-by: Mike Leach <mike.leach@linaro.org>
---
 drivers/hwtracing/coresight/coresight-etm4x.c | 26 +++++++++++++++----
 1 file changed, 21 insertions(+), 5 deletions(-)

diff --git a/drivers/hwtracing/coresight/coresight-etm4x.c b/drivers/hwtracing/coresight/coresight-etm4x.c
index 53e2fb6e86f6..1dcb7e14ea6b 100644
--- a/drivers/hwtracing/coresight/coresight-etm4x.c
+++ b/drivers/hwtracing/coresight/coresight-etm4x.c
@@ -1073,12 +1073,28 @@ static int etm4_probe(struct amba_device *adev, const struct amba_id *id)
 		.mask	= 0x000fffff,		\
 	}
 
+static struct amba_cs_uci_id uci_id_etm4[] = {
+	{
+		/*  ETMv4 UCI data */
+		.devarch	= 0x00004a13,
+		.mask		= 0x0000ffff,
+		.devtype	= 0x00000013,
+	}
+};
+
+#define ETM4x_AMBA_UCI_ID(pid)			\
+	{					\
+		.id	= pid,			\
+		.mask	= 0x000fffff,		\
+		.data	= uci_id_etm4,		\
+	}
+
 static const struct amba_id etm4_ids[] = {
-	ETM4x_AMBA_ID(0x000bb95d),		/* Cortex-A53 */
-	ETM4x_AMBA_ID(0x000bb95e),		/* Cortex-A57 */
-	ETM4x_AMBA_ID(0x000bb95a),		/* Cortex-A72 */
-	ETM4x_AMBA_ID(0x000bb959),		/* Cortex-A73 */
-	ETM4x_AMBA_ID(0x000bb9da),		/* Cortex-A35 */
+	ETM4x_AMBA_ID(0x000bb95d),			/* Cortex-A53 */
+	ETM4x_AMBA_ID(0x000bb95e),			/* Cortex-A57 */
+	ETM4x_AMBA_ID(0x000bb95a),			/* Cortex-A72 */
+	ETM4x_AMBA_ID(0x000bb959),			/* Cortex-A73 */
+	ETM4x_AMBA_UCI_ID(0x000bb9da),			/* Cortex-A35 */
 	{},
 };
 
-- 
2.19.1

  parent reply	other threads:[~2018-11-15  1:28 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-15  1:28 [RFC PATCH 0/3] Update AMBA driver for enhanced component ID spec Mike Leach
2018-11-15  1:28 ` [RFC PATCH 1/3] drivers: amba: Updates to component identification for driver matching Mike Leach
2018-11-19 14:55   ` Suzuki K Poulose
2018-11-20 10:47     ` Mike Leach
2018-11-20 20:57   ` Mathieu Poirier
2018-11-21 11:09     ` Mike Leach
2018-11-21 14:25       ` Al Grant
2018-11-21 15:53         ` Mike Leach
2018-11-21 16:23           ` Al Grant
2018-11-15  1:28 ` Mike Leach [this message]
2018-11-20 20:59   ` [RFC PATCH 2/3] coresight: etmv4: Update ID register table to add UCI support Mathieu Poirier
2018-11-21 15:57     ` Mike Leach
2018-11-15  1:28 ` [RFC PATCH 3/3] amba: coresight: Driver test for new CoreSight UCI matching Mike Leach

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