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Message-Id: <20230127193559.1001051-14-colin.foster@in-advantage.com>
Date:   Fri, 27 Jan 2023 11:35:59 -0800
From:   Colin Foster <colin.foster@...advantage.com>
To:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org
Cc:     Russell King <linux@...linux.org.uk>,
        Richard Cochran <richardcochran@...il.com>,
        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>,
        Paolo Abeni <pabeni@...hat.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Eric Dumazet <edumazet@...gle.com>,
        "David S. Miller" <davem@...emloft.net>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>, Lee Jones <lee@...nel.org>
Subject: [PATCH v5 net-next 13/13] mfd: ocelot: add external ocelot switch control

Utilize the existing ocelot MFD interface to add switch functionality to
the Microsemi VSC7512 chip.

Signed-off-by: Colin Foster <colin.foster@...advantage.com>
Acked-for-MFD-by: Lee Jones <lee@...nel.org>
---

v5
    * Add Acked-for-MFD Lee tag
    * Remove OCELOT_REG_NAME_ macros

v4
    * Integrate a different patch, so now this one
      - Adds the resources during this patch. Previouisly this
        was done in a separate patch
      - Utilize the standard {,num_}resources initializer

v3
    * No change

v2
    * New patch, broken out from a previous one

---
 drivers/mfd/ocelot-core.c | 60 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)

diff --git a/drivers/mfd/ocelot-core.c b/drivers/mfd/ocelot-core.c
index 013e83173062..b0ff05c1759f 100644
--- a/drivers/mfd/ocelot-core.c
+++ b/drivers/mfd/ocelot-core.c
@@ -45,6 +45,39 @@
 #define VSC7512_SIO_CTRL_RES_START	0x710700f8
 #define VSC7512_SIO_CTRL_RES_SIZE	0x00000100
 
+#define VSC7512_ANA_RES_START		0x71880000
+#define VSC7512_ANA_RES_SIZE		0x00010000
+
+#define VSC7512_QS_RES_START		0x71080000
+#define VSC7512_QS_RES_SIZE		0x00000100
+
+#define VSC7512_QSYS_RES_START		0x71800000
+#define VSC7512_QSYS_RES_SIZE		0x00200000
+
+#define VSC7512_REW_RES_START		0x71030000
+#define VSC7512_REW_RES_SIZE		0x00010000
+
+#define VSC7512_SYS_RES_START		0x71010000
+#define VSC7512_SYS_RES_SIZE		0x00010000
+
+#define VSC7512_S0_RES_START		0x71040000
+#define VSC7512_S1_RES_START		0x71050000
+#define VSC7512_S2_RES_START		0x71060000
+#define VCAP_RES_SIZE			0x00000400
+
+#define VSC7512_PORT_0_RES_START	0x711e0000
+#define VSC7512_PORT_1_RES_START	0x711f0000
+#define VSC7512_PORT_2_RES_START	0x71200000
+#define VSC7512_PORT_3_RES_START	0x71210000
+#define VSC7512_PORT_4_RES_START	0x71220000
+#define VSC7512_PORT_5_RES_START	0x71230000
+#define VSC7512_PORT_6_RES_START	0x71240000
+#define VSC7512_PORT_7_RES_START	0x71250000
+#define VSC7512_PORT_8_RES_START	0x71260000
+#define VSC7512_PORT_9_RES_START	0x71270000
+#define VSC7512_PORT_10_RES_START	0x71280000
+#define VSC7512_PORT_RES_SIZE		0x00010000
+
 #define VSC7512_GCB_RST_SLEEP_US	100
 #define VSC7512_GCB_RST_TIMEOUT_US	100000
 
@@ -96,6 +129,28 @@ 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_switch_resources[] = {
+	DEFINE_RES_REG_NAMED(VSC7512_ANA_RES_START, VSC7512_ANA_RES_SIZE, "ana"),
+	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"),
+	DEFINE_RES_REG_NAMED(VSC7512_SYS_RES_START, VSC7512_SYS_RES_SIZE, "sys"),
+	DEFINE_RES_REG_NAMED(VSC7512_S0_RES_START, VCAP_RES_SIZE, "s0"),
+	DEFINE_RES_REG_NAMED(VSC7512_S1_RES_START, VCAP_RES_SIZE, "s1"),
+	DEFINE_RES_REG_NAMED(VSC7512_S2_RES_START, VCAP_RES_SIZE, "s2"),
+	DEFINE_RES_REG_NAMED(VSC7512_PORT_0_RES_START, VSC7512_PORT_RES_SIZE, "port0"),
+	DEFINE_RES_REG_NAMED(VSC7512_PORT_1_RES_START, VSC7512_PORT_RES_SIZE, "port1"),
+	DEFINE_RES_REG_NAMED(VSC7512_PORT_2_RES_START, VSC7512_PORT_RES_SIZE, "port2"),
+	DEFINE_RES_REG_NAMED(VSC7512_PORT_3_RES_START, VSC7512_PORT_RES_SIZE, "port3"),
+	DEFINE_RES_REG_NAMED(VSC7512_PORT_4_RES_START, VSC7512_PORT_RES_SIZE, "port4"),
+	DEFINE_RES_REG_NAMED(VSC7512_PORT_5_RES_START, VSC7512_PORT_RES_SIZE, "port5"),
+	DEFINE_RES_REG_NAMED(VSC7512_PORT_6_RES_START, VSC7512_PORT_RES_SIZE, "port6"),
+	DEFINE_RES_REG_NAMED(VSC7512_PORT_7_RES_START, VSC7512_PORT_RES_SIZE, "port7"),
+	DEFINE_RES_REG_NAMED(VSC7512_PORT_8_RES_START, VSC7512_PORT_RES_SIZE, "port8"),
+	DEFINE_RES_REG_NAMED(VSC7512_PORT_9_RES_START, VSC7512_PORT_RES_SIZE, "port9"),
+	DEFINE_RES_REG_NAMED(VSC7512_PORT_10_RES_START, VSC7512_PORT_RES_SIZE, "port10")
+};
+
 static const struct mfd_cell vsc7512_devs[] = {
 	{
 		.name = "ocelot-pinctrl",
@@ -121,6 +176,11 @@ static const struct mfd_cell vsc7512_devs[] = {
 		.use_of_reg = true,
 		.num_resources = ARRAY_SIZE(vsc7512_miim1_resources),
 		.resources = vsc7512_miim1_resources,
+	}, {
+		.name = "ocelot-switch",
+		.of_compatible = "mscc,vsc7512-switch",
+		.num_resources = ARRAY_SIZE(vsc7512_switch_resources),
+		.resources = vsc7512_switch_resources,
 	},
 };
 
-- 
2.25.1

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