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[RESEND,v3,2/2] coresight: etmv4: Update ID register table to add UCI support

Message ID 20190121233151.13363-3-mike.leach@linaro.org
State New
Headers show
Series Update AMBA driver for enhanced component ID spec. | expand

Commit Message

Mike Leach Jan. 21, 2019, 11:31 p.m. UTC 
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>

Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>

---
 drivers/hwtracing/coresight/coresight-etm4x.c | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

-- 
2.19.1
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Patch

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 */
 	{},
 };