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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>
This commit is contained in:
Colin Foster 2023-01-27 11:35:59 -08:00 committed by Jakub Kicinski
parent 3d7316ac81
commit 8dccdd277e
1 changed files with 60 additions and 0 deletions
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60
drivers/mfd/ocelot-core.c
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@ -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,
},
};