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@in-advantage.com>
Acked-for-MFD-by: Lee Jones <lee@kernel.org>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Tested-by: Vladimir Oltean <vladimir.oltean@nxp.com> # regression
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/drivers/mfd/ocelot-core.c b/drivers/mfd/ocelot-core.c
index 013e831..b0ff05c 100644 (file)
--- 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,
        },
 };