diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 17:35:05 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 17:39:31 +0000 |
commit | 85c675d0d09a45a135bddd15d7b385f8758c32fb (patch) | |
tree | 76267dbc9b9a130337be3640948fe397b04ac629 /drivers/pinctrl/pinctrl-mcp23s08_i2c.c | |
parent | Adding upstream version 6.6.15. (diff) | |
download | linux-85c675d0d09a45a135bddd15d7b385f8758c32fb.tar.xz linux-85c675d0d09a45a135bddd15d7b385f8758c32fb.zip |
Adding upstream version 6.7.7.upstream/6.7.7
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/pinctrl/pinctrl-mcp23s08_i2c.c')
-rw-r--r-- | drivers/pinctrl/pinctrl-mcp23s08_i2c.c | 93 |
1 files changed, 41 insertions, 52 deletions
diff --git a/drivers/pinctrl/pinctrl-mcp23s08_i2c.c b/drivers/pinctrl/pinctrl-mcp23s08_i2c.c index 3dd1bd8e73..04e8e7d079 100644 --- a/drivers/pinctrl/pinctrl-mcp23s08_i2c.c +++ b/drivers/pinctrl/pinctrl-mcp23s08_i2c.c @@ -10,9 +10,8 @@ static int mcp230xx_probe(struct i2c_client *client) { - const struct i2c_device_id *id = i2c_client_get_device_id(client); + const struct mcp23s08_info *info; struct device *dev = &client->dev; - unsigned int type = id->driver_data; struct mcp23s08 *mcp; int ret; @@ -20,40 +19,21 @@ static int mcp230xx_probe(struct i2c_client *client) if (!mcp) return -ENOMEM; - switch (type) { - case MCP_TYPE_008: - mcp->regmap = devm_regmap_init_i2c(client, &mcp23x08_regmap); - mcp->reg_shift = 0; - mcp->chip.ngpio = 8; - mcp->chip.label = "mcp23008"; - break; - - case MCP_TYPE_017: - mcp->regmap = devm_regmap_init_i2c(client, &mcp23x17_regmap); - mcp->reg_shift = 1; - mcp->chip.ngpio = 16; - mcp->chip.label = "mcp23017"; - break; - - case MCP_TYPE_018: - mcp->regmap = devm_regmap_init_i2c(client, &mcp23x17_regmap); - mcp->reg_shift = 1; - mcp->chip.ngpio = 16; - mcp->chip.label = "mcp23018"; - break; - - default: - dev_err(dev, "invalid device type (%d)\n", type); - return -EINVAL; - } + info = i2c_get_match_data(client); + if (!info) + return dev_err_probe(dev, -EINVAL, "invalid device type\n"); + mcp->reg_shift = info->reg_shift; + mcp->chip.ngpio = info->ngpio; + mcp->chip.label = info->label; + mcp->regmap = devm_regmap_init_i2c(client, info->regmap); if (IS_ERR(mcp->regmap)) return PTR_ERR(mcp->regmap); mcp->irq = client->irq; mcp->pinctrl_desc.name = "mcp23xxx-pinctrl"; - ret = mcp23s08_probe_one(mcp, dev, client->addr, type, -1); + ret = mcp23s08_probe_one(mcp, dev, client->addr, info->type, -1); if (ret) return ret; @@ -62,36 +42,45 @@ static int mcp230xx_probe(struct i2c_client *client) return 0; } +static const struct mcp23s08_info mcp23008_i2c = { + .regmap = &mcp23x08_regmap, + .label = "mcp23008", + .type = MCP_TYPE_008, + .ngpio = 8, + .reg_shift = 0, +}; + +static const struct mcp23s08_info mcp23017_i2c = { + .regmap = &mcp23x17_regmap, + .label = "mcp23017", + .type = MCP_TYPE_017, + .ngpio = 16, + .reg_shift = 1, +}; + +static const struct mcp23s08_info mcp23018_i2c = { + .regmap = &mcp23x17_regmap, + .label = "mcp23018", + .type = MCP_TYPE_018, + .ngpio = 16, + .reg_shift = 1, +}; + static const struct i2c_device_id mcp230xx_id[] = { - { "mcp23008", MCP_TYPE_008 }, - { "mcp23017", MCP_TYPE_017 }, - { "mcp23018", MCP_TYPE_018 }, + { "mcp23008", (kernel_ulong_t)&mcp23008_i2c }, + { "mcp23017", (kernel_ulong_t)&mcp23017_i2c }, + { "mcp23018", (kernel_ulong_t)&mcp23018_i2c }, { } }; MODULE_DEVICE_TABLE(i2c, mcp230xx_id); static const struct of_device_id mcp23s08_i2c_of_match[] = { - { - .compatible = "microchip,mcp23008", - .data = (void *) MCP_TYPE_008, - }, - { - .compatible = "microchip,mcp23017", - .data = (void *) MCP_TYPE_017, - }, - { - .compatible = "microchip,mcp23018", - .data = (void *) MCP_TYPE_018, - }, + { .compatible = "microchip,mcp23008", .data = &mcp23008_i2c }, + { .compatible = "microchip,mcp23017", .data = &mcp23017_i2c }, + { .compatible = "microchip,mcp23018", .data = &mcp23018_i2c }, /* NOTE: The use of the mcp prefix is deprecated and will be removed. */ - { - .compatible = "mcp,mcp23008", - .data = (void *) MCP_TYPE_008, - }, - { - .compatible = "mcp,mcp23017", - .data = (void *) MCP_TYPE_017, - }, + { .compatible = "mcp,mcp23008", .data = &mcp23008_i2c }, + { .compatible = "mcp,mcp23017", .data = &mcp23017_i2c }, { } }; MODULE_DEVICE_TABLE(of, mcp23s08_i2c_of_match); |