From: mike.leach@linaro.org (Mike Leach)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC PATCH v2 2/3] coresight: etmv4: Update ID register table to add UCI support
Date: Wed, 28 Nov 2018 10:14:22 +0000 [thread overview]
Message-ID: <20181128101423.15961-3-mike.leach@linaro.org> (raw)
In-Reply-To: <20181128101423.15961-1-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 | 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
next prev parent reply other threads:[~2018-11-28 10:14 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-28 10:14 [RFC PATCH v2 0/3] Update AMBA driver for enhanced component ID spec Mike Leach
2018-11-28 10:14 ` [RFC PATCH v2 1/3] drivers: amba: Updates to component identification for driver matching Mike Leach
2018-11-28 10:44 ` Suzuki K Poulose
2018-11-28 10:55 ` Suzuki K Poulose
2018-11-28 15:01 ` Mike Leach
2018-11-28 14:54 ` Mike Leach
2018-11-28 15:58 ` Mike Leach
2018-11-28 10:14 ` Mike Leach [this message]
2018-11-28 10:14 ` [RFC PATCH v2 3/3] amba: coresight: Driver test for new CoreSight UCI matching Mike Leach
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