Commit 8dccdd27 authored by Colin Foster's avatar Colin Foster Committed by Jakub Kicinski
Browse files

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: default avatarColin Foster <colin.foster@in-advantage.com>
Acked-for-MFD-by: default avatarLee Jones <lee@kernel.org>
Reviewed-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Reviewed-by: default avatarVladimir Oltean <vladimir.oltean@nxp.com>
Tested-by: Vladimir Oltean <vladimir.oltean@nxp.com> # regression
Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 3d7316ac

drivers/mfd/ocelot-core.c

+60 −0
Original line number Diff line number Diff line
@@ -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,

	},

};