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From: Mike Leach <mike.leach@linaro.org>
To: mike.leach@linaro.org, linux@armlinux.org.uk
Cc: linux-arm-kernel@lists.infradead.org, coresight@lists.linaro.org,
	linux-kernel@vger.kernel.org, mathieu.poirier@linaro.org
Subject: [RESEND PATCH v3 2/2] coresight: etmv4: Update ID register table to add UCI support
Date: Tue, 18 Dec 2018 21:59:44 +0000	[thread overview]
Message-ID: <20181218215944.2444-3-mike.leach@linaro.org> (raw)
In-Reply-To: <20181218215944.2444-1-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>
Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org>
---
 drivers/hwtracing/coresight/coresight-etm4x.c | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/drivers/hwtracing/coresight/coresight-etm4x.c b/drivers/hwtracing/coresight/coresight-etm4x.c
index 53e2fb6e86f6..2fb8054e43ab 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	= 0x47704a13,
+		.devarch_mask	= 0xfff0ffff,
+		.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_UCI_ID(0x000bb9da),		/* Cortex-A35 */
 	{},
 };
 
-- 
2.19.1


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  parent reply	other threads:[~2018-12-18 22:00 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-12-18 21:59 [RESEND PATCH v3 0/2] Update AMBA driver for enhanced component ID spec Mike Leach
2018-12-18 21:59 ` [RESEND PATCH v3 1/2] drivers: amba: Updates to component identification for driver matching Mike Leach
2019-01-11 11:43   ` Suzuki K Poulose
2019-01-25  7:20   ` Sai Prakash Ranjan
2019-01-25 10:37     ` Mike Leach
2019-01-25 10:42       ` Suzuki K Poulose
2018-12-18 21:59 ` Mike Leach [this message]
2019-01-11 11:44   ` [RESEND PATCH v3 2/2] coresight: etmv4: Update ID register table to add UCI support Suzuki K Poulose

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