linux-kernel - [RFC 10/19] interconnect: imx8mq: Add the pl301_per_m and pl301

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Date:   Fri, 19 Feb 2021 18:00:07 +0200
From:   Abel Vesa <abel.vesa@....com>
To:     Rob Herring <robh@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <kernel@...gutronix.de>,
        Lucas Stach <l.stach@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Georgi Djakov <djakov@...nel.org>,
        Dong Aisheng <aisheng.dong@....com>,
        Peng Fan <peng.fan@....com>,
        Martin Kepplinger <martink@...teo.de>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-clk@...r.kernel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Cc:     NXP Linux Team <linux-imx@....com>, Abel Vesa <abel.vesa@....com>
Subject: [RFC 10/19] interconnect: imx8mq: Add the pl301_per_m and pl301_wakeup nodes and subnodes

According to the bus diagram, there are two more pl301s that need to
be added here. The pl301_per_m which is an intermediary node between
pl301_main and its masters: usdhc1, usdhc2 and sdma. The pl301_wakeup
is an intermediary node between pl301_main and its masters, in this case
all the SAIs.

Signed-off-by: Abel Vesa <abel.vesa@....com>
---
 drivers/interconnect/imx/imx8mq.c | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)

diff --git a/drivers/interconnect/imx/imx8mq.c b/drivers/interconnect/imx/imx8mq.c
index b8c36d668946..010ad3d76286 100644
--- a/drivers/interconnect/imx/imx8mq.c
+++ b/drivers/interconnect/imx/imx8mq.c
@@ -57,14 +57,25 @@ static struct imx_icc_node_desc nodes[] = {
 	DEFINE_BUS_INTERCONNECT("PL301_ENET", IMX8MQ_ICN_ENET, IMX8MQ_ICN_MAIN),
 
 	/* OTHER */
-	DEFINE_BUS_MASTER("SDMA1", IMX8MQ_ICM_SDMA1, IMX8MQ_ICN_MAIN),
 	DEFINE_BUS_MASTER("NAND", IMX8MQ_ICM_NAND, IMX8MQ_ICN_MAIN),
-	DEFINE_BUS_MASTER("USDHC1", IMX8MQ_ICM_USDHC1, IMX8MQ_ICN_MAIN),
-	DEFINE_BUS_MASTER("USDHC2", IMX8MQ_ICM_USDHC2, IMX8MQ_ICN_MAIN),
 	DEFINE_BUS_MASTER("PCIE1", IMX8MQ_ICM_PCIE1, IMX8MQ_ICN_MAIN),
 	DEFINE_BUS_MASTER("PCIE2", IMX8MQ_ICM_PCIE2, IMX8MQ_ICN_MAIN),
 	DEFINE_BUS_INTERCONNECT("PL301_MAIN", IMX8MQ_ICN_MAIN,
 			IMX8MQ_ICN_NOC, IMX8MQ_ICS_OCRAM),
+	DEFINE_BUS_MASTER("SDMA1", IMX8MQ_ICM_SDMA1, IMX8MQ_ICN_PER_M),
+	DEFINE_BUS_MASTER("USDHC1", IMX8MQ_ICM_USDHC1, IMX8MQ_ICN_PER_M),
+	DEFINE_BUS_MASTER("USDHC2", IMX8MQ_ICM_USDHC2, IMX8MQ_ICN_PER_M),
+	DEFINE_BUS_INTERCONNECT("PL301_PER_M", IMX8MQ_ICN_PER_M,
+			IMX8MQ_ICN_MAIN),
+
+	DEFINE_BUS_MASTER("SAI1", IMX8MQ_ICM_SAI1, IMX8MQ_ICN_WAKEUP),
+	DEFINE_BUS_MASTER("SAI2", IMX8MQ_ICM_SAI2, IMX8MQ_ICN_WAKEUP),
+	DEFINE_BUS_MASTER("SAI3", IMX8MQ_ICM_SAI3, IMX8MQ_ICN_WAKEUP),
+	DEFINE_BUS_MASTER("SAI4", IMX8MQ_ICM_SAI4, IMX8MQ_ICN_WAKEUP),
+	DEFINE_BUS_MASTER("SAI5", IMX8MQ_ICM_SAI5, IMX8MQ_ICN_WAKEUP),
+	DEFINE_BUS_MASTER("SAI6", IMX8MQ_ICM_SAI6, IMX8MQ_ICN_WAKEUP),
+	DEFINE_BUS_INTERCONNECT("PL301_WAKEUP", IMX8MQ_ICN_WAKEUP,
+			IMX8MQ_ICN_MAIN),
 };
 
 static int imx8mq_icc_probe(struct platform_device *pdev)
-- 
2.29.2