netdev - [RFC v1 net-next 2/7] mfd: ocelot: add ocelot-serdes capability

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Date:   Wed, 15 Feb 2023 23:53:16 -0800
From:   Colin Foster <colin.foster@...advantage.com>
To:     linux-phy@...ts.infradead.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Russell King <linux@...linux.org.uk>,
        Kishon Vijay Abraham I <kishon@...nel.org>,
        Vinod Koul <vkoul@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Eric Dumazet <edumazet@...gle.com>,
        "David S. Miller" <davem@...emloft.net>,
        Florian Fainelli <f.fainelli@...il.com>,
        Andrew Lunn <andrew@...n.ch>, UNGLinuxDriver@...rochip.com,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Claudiu Manoil <claudiu.manoil@....com>,
        Vladimir Oltean <vladimir.oltean@....com>,
        Lee Jones <lee@...nel.org>
Subject: [RFC v1 net-next 2/7] mfd: ocelot: add ocelot-serdes capability

Add support for the Ocelot SERDES module to support functionality of all
non-internal phy ports.

Signed-off-by: Colin Foster <colin.foster@...advantage.com>
---
 drivers/mfd/ocelot-core.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/drivers/mfd/ocelot-core.c b/drivers/mfd/ocelot-core.c
index b0ff05c1759f..c2224f8a16c0 100644
--- a/drivers/mfd/ocelot-core.c
+++ b/drivers/mfd/ocelot-core.c
@@ -45,6 +45,9 @@
 #define VSC7512_SIO_CTRL_RES_START	0x710700f8
 #define VSC7512_SIO_CTRL_RES_SIZE	0x00000100
 
+#define VSC7512_HSIO_RES_START		0x710d0000
+#define VSC7512_HSIO_RES_SIZE		0x00000128
+
 #define VSC7512_ANA_RES_START		0x71880000
 #define VSC7512_ANA_RES_SIZE		0x00010000
 
@@ -129,8 +132,13 @@ static const struct resource vsc7512_sgpio_resources[] = {
 	DEFINE_RES_REG_NAMED(VSC7512_SIO_CTRL_RES_START, VSC7512_SIO_CTRL_RES_SIZE, "gcb_sio"),
 };
 
+static const struct resource vsc7512_serdes_resources[] = {
+	DEFINE_RES_REG_NAMED(VSC7512_HSIO_RES_START, VSC7512_HSIO_RES_SIZE, "hsio"),
+};
+
 static const struct resource vsc7512_switch_resources[] = {
 	DEFINE_RES_REG_NAMED(VSC7512_ANA_RES_START, VSC7512_ANA_RES_SIZE, "ana"),
+	DEFINE_RES_REG_NAMED(VSC7512_HSIO_RES_START, VSC7512_HSIO_RES_SIZE, "hsio"),
 	DEFINE_RES_REG_NAMED(VSC7512_QS_RES_START, VSC7512_QS_RES_SIZE, "qs"),
 	DEFINE_RES_REG_NAMED(VSC7512_QSYS_RES_START, VSC7512_QSYS_RES_SIZE, "qsys"),
 	DEFINE_RES_REG_NAMED(VSC7512_REW_RES_START, VSC7512_REW_RES_SIZE, "rew"),
@@ -176,6 +184,11 @@ static const struct mfd_cell vsc7512_devs[] = {
 		.use_of_reg = true,
 		.num_resources = ARRAY_SIZE(vsc7512_miim1_resources),
 		.resources = vsc7512_miim1_resources,
+	}, {
+		.name = "ocelot-serdes",
+		.of_compatible = "mscc,vsc7514-serdes",
+		.num_resources = ARRAY_SIZE(vsc7512_serdes_resources),
+		.resources = vsc7512_serdes_resources,
 	}, {
 		.name = "ocelot-switch",
 		.of_compatible = "mscc,vsc7512-switch",
-- 
2.25.1