diff options
Diffstat (limited to 'drivers/usb/typec/mux')
-rw-r--r-- | drivers/usb/typec/mux/Kconfig | 10 | ||||
-rw-r--r-- | drivers/usb/typec/mux/Makefile | 1 | ||||
-rw-r--r-- | drivers/usb/typec/mux/fsa4480.c | 71 | ||||
-rw-r--r-- | drivers/usb/typec/mux/intel_pmc_mux.c | 25 | ||||
-rw-r--r-- | drivers/usb/typec/mux/ptn36502.c | 444 |
5 files changed, 551 insertions, 0 deletions
diff --git a/drivers/usb/typec/mux/Kconfig b/drivers/usb/typec/mux/Kconfig index 65da61150b..816b9bd083 100644 --- a/drivers/usb/typec/mux/Kconfig +++ b/drivers/usb/typec/mux/Kconfig @@ -46,4 +46,14 @@ config TYPEC_MUX_NB7VPQ904M Say Y or M if your system has a On Semiconductor NB7VPQ904M Type-C redriver chip found on some devices with a Type-C port. +config TYPEC_MUX_PTN36502 + tristate "NXP PTN36502 Type-C redriver driver" + depends on I2C + depends on DRM || DRM=n + select DRM_PANEL_BRIDGE if DRM + select REGMAP_I2C + help + Say Y or M if your system has a NXP PTN36502 Type-C redriver chip + found on some devices with a Type-C port. + endmenu diff --git a/drivers/usb/typec/mux/Makefile b/drivers/usb/typec/mux/Makefile index 76196096ef..9d6a5557b0 100644 --- a/drivers/usb/typec/mux/Makefile +++ b/drivers/usb/typec/mux/Makefile @@ -5,3 +5,4 @@ obj-$(CONFIG_TYPEC_MUX_GPIO_SBU) += gpio-sbu-mux.o obj-$(CONFIG_TYPEC_MUX_PI3USB30532) += pi3usb30532.o obj-$(CONFIG_TYPEC_MUX_INTEL_PMC) += intel_pmc_mux.o obj-$(CONFIG_TYPEC_MUX_NB7VPQ904M) += nb7vpq904m.o +obj-$(CONFIG_TYPEC_MUX_PTN36502) += ptn36502.o diff --git a/drivers/usb/typec/mux/fsa4480.c b/drivers/usb/typec/mux/fsa4480.c index e0ee1f621a..cb7cdf90cb 100644 --- a/drivers/usb/typec/mux/fsa4480.c +++ b/drivers/usb/typec/mux/fsa4480.c @@ -60,6 +60,7 @@ struct fsa4480 { unsigned int svid; u8 cur_enable; + bool swap_sbu_lanes; }; static const struct regmap_config fsa4480_regmap_config = { @@ -76,6 +77,9 @@ static int fsa4480_set(struct fsa4480 *fsa) u8 enable = FSA4480_ENABLE_DEVICE; u8 sel = 0; + if (fsa->swap_sbu_lanes) + reverse = !reverse; + /* USB Mode */ if (fsa->mode < TYPEC_STATE_MODAL || (!fsa->svid && (fsa->mode == TYPEC_MODE_USB2 || @@ -179,12 +183,75 @@ static int fsa4480_mux_set(struct typec_mux_dev *mux, struct typec_mux_state *st return ret; } +enum { + NORMAL_LANE_MAPPING, + INVERT_LANE_MAPPING, +}; + +#define DATA_LANES_COUNT 2 + +static const int supported_data_lane_mapping[][DATA_LANES_COUNT] = { + [NORMAL_LANE_MAPPING] = { 0, 1 }, + [INVERT_LANE_MAPPING] = { 1, 0 }, +}; + +static int fsa4480_parse_data_lanes_mapping(struct fsa4480 *fsa) +{ + struct fwnode_handle *ep; + u32 data_lanes[DATA_LANES_COUNT]; + int ret, i, j; + + ep = fwnode_graph_get_next_endpoint(dev_fwnode(&fsa->client->dev), NULL); + if (!ep) + return 0; + + ret = fwnode_property_read_u32_array(ep, "data-lanes", data_lanes, DATA_LANES_COUNT); + if (ret == -EINVAL) + /* Property isn't here, consider default mapping */ + goto out_done; + if (ret) { + dev_err(&fsa->client->dev, "invalid data-lanes property: %d\n", ret); + goto out_error; + } + + for (i = 0; i < ARRAY_SIZE(supported_data_lane_mapping); i++) { + for (j = 0; j < DATA_LANES_COUNT; j++) { + if (data_lanes[j] != supported_data_lane_mapping[i][j]) + break; + } + + if (j == DATA_LANES_COUNT) + break; + } + + switch (i) { + case NORMAL_LANE_MAPPING: + break; + case INVERT_LANE_MAPPING: + fsa->swap_sbu_lanes = true; + break; + default: + dev_err(&fsa->client->dev, "invalid data-lanes mapping\n"); + ret = -EINVAL; + goto out_error; + } + +out_done: + ret = 0; + +out_error: + fwnode_handle_put(ep); + + return ret; +} + static int fsa4480_probe(struct i2c_client *client) { struct device *dev = &client->dev; struct typec_switch_desc sw_desc = { }; struct typec_mux_desc mux_desc = { }; struct fsa4480 *fsa; + int ret; fsa = devm_kzalloc(dev, sizeof(*fsa), GFP_KERNEL); if (!fsa) @@ -193,6 +260,10 @@ static int fsa4480_probe(struct i2c_client *client) fsa->client = client; mutex_init(&fsa->lock); + ret = fsa4480_parse_data_lanes_mapping(fsa); + if (ret) + return ret; + fsa->regmap = devm_regmap_init_i2c(client, &fsa4480_regmap_config); if (IS_ERR(fsa->regmap)) return dev_err_probe(dev, PTR_ERR(fsa->regmap), "failed to initialize regmap\n"); diff --git a/drivers/usb/typec/mux/intel_pmc_mux.c b/drivers/usb/typec/mux/intel_pmc_mux.c index 60ed1f8091..56989a0d0f 100644 --- a/drivers/usb/typec/mux/intel_pmc_mux.c +++ b/drivers/usb/typec/mux/intel_pmc_mux.c @@ -191,6 +191,12 @@ static int hsl_orientation(struct pmc_usb_port *port) return port->orientation - 1; } +static bool is_pmc_mux_tbt(struct acpi_device *adev) +{ + return acpi_dev_hid_uid_match(adev, "INTC1072", NULL) || + acpi_dev_hid_uid_match(adev, "INTC1079", NULL); +} + static int pmc_usb_send_command(struct intel_scu_ipc_dev *ipc, u8 *msg, u32 len) { u8 response[4]; @@ -293,6 +299,24 @@ pmc_usb_mux_dp(struct pmc_usb_port *port, struct typec_mux_state *state) req.mode_data |= (state->mode - TYPEC_STATE_MODAL) << PMC_USB_ALTMODE_DP_MODE_SHIFT; + if (!is_pmc_mux_tbt(port->pmc->iom_adev)) { + u8 cable_speed = (data->conf & DP_CONF_SIGNALLING_MASK) >> + DP_CONF_SIGNALLING_SHIFT; + + u8 cable_type = (data->conf & DP_CONF_CABLE_TYPE_MASK) >> + DP_CONF_CABLE_TYPE_SHIFT; + + req.mode_data |= PMC_USB_ALTMODE_CABLE_SPD(cable_speed); + + if (cable_type == DP_CONF_CABLE_TYPE_OPTICAL) + req.mode_data |= PMC_USB_ALTMODE_CABLE_TYPE; + else if (cable_type == DP_CONF_CABLE_TYPE_RE_TIMER) + req.mode_data |= PMC_USB_ALTMODE_ACTIVE_CABLE | + PMC_USB_ALTMODE_RETIMER_CABLE; + else if (cable_type == DP_CONF_CABLE_TYPE_RE_DRIVER) + req.mode_data |= PMC_USB_ALTMODE_ACTIVE_CABLE; + } + ret = pmc_usb_command(port, (void *)&req, sizeof(req)); if (ret) return ret; @@ -599,6 +623,7 @@ static int pmc_usb_register_port(struct pmc_usb *pmc, int index, desc.driver_data = port; desc.name = fwnode_get_name(fwnode); desc.set = pmc_usb_set_role; + desc.allow_userspace_control = true; port->usb_sw = usb_role_switch_register(pmc->dev, &desc); if (IS_ERR(port->usb_sw)) { diff --git a/drivers/usb/typec/mux/ptn36502.c b/drivers/usb/typec/mux/ptn36502.c new file mode 100644 index 0000000000..72ae38a1b2 --- /dev/null +++ b/drivers/usb/typec/mux/ptn36502.c @@ -0,0 +1,444 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * NXP PTN36502 Type-C driver + * + * Copyright (C) 2023 Luca Weiss <luca.weiss@fairphone.com> + * + * Based on NB7VPQ904M driver: + * Copyright (C) 2023 Dmitry Baryshkov <dmitry.baryshkov@linaro.org> + */ + +#include <drm/drm_bridge.h> +#include <linux/bitfield.h> +#include <linux/i2c.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/mutex.h> +#include <linux/of_graph.h> +#include <linux/regmap.h> +#include <linux/regulator/consumer.h> +#include <linux/usb/typec_dp.h> +#include <linux/usb/typec_mux.h> +#include <linux/usb/typec_retimer.h> + +#define PTN36502_CHIP_ID_REG 0x00 +#define PTN36502_CHIP_ID 0x02 + +#define PTN36502_CHIP_REVISION_REG 0x01 +#define PTN36502_CHIP_REVISION_BASE_MASK GENMASK(7, 4) +#define PTN36502_CHIP_REVISION_METAL_MASK GENMASK(3, 0) + +#define PTN36502_DP_LINK_CTRL_REG 0x06 +#define PTN36502_DP_LINK_CTRL_LANES_MASK GENMASK(3, 2) +#define PTN36502_DP_LINK_CTRL_LANES_2 (2) +#define PTN36502_DP_LINK_CTRL_LANES_4 (3) +#define PTN36502_DP_LINK_CTRL_LINK_RATE_MASK GENMASK(1, 0) +#define PTN36502_DP_LINK_CTRL_LINK_RATE_5_4GBPS (2) + +/* Registers for lane 0 (0x07) to lane 3 (0x0a) have the same layout */ +#define PTN36502_DP_LANE_CTRL_REG(n) (0x07 + (n)) +#define PTN36502_DP_LANE_CTRL_RX_GAIN_MASK GENMASK(6, 4) +#define PTN36502_DP_LANE_CTRL_RX_GAIN_3DB (2) +#define PTN36502_DP_LANE_CTRL_TX_SWING_MASK GENMASK(3, 2) +#define PTN36502_DP_LANE_CTRL_TX_SWING_800MVPPD (2) +#define PTN36502_DP_LANE_CTRL_PRE_EMPHASIS_MASK GENMASK(1, 0) +#define PTN36502_DP_LANE_CTRL_PRE_EMPHASIS_3_5DB (1) + +#define PTN36502_MODE_CTRL1_REG 0x0b +#define PTN36502_MODE_CTRL1_PLUG_ORIENT_MASK GENMASK(5, 5) +#define PTN36502_MODE_CTRL1_PLUG_ORIENT_REVERSE (1) +#define PTN36502_MODE_CTRL1_AUX_CROSSBAR_MASK GENMASK(3, 3) +#define PTN36502_MODE_CTRL1_AUX_CROSSBAR_SW_ON (1) +#define PTN36502_MODE_CTRL1_MODE_MASK GENMASK(2, 0) +#define PTN36502_MODE_CTRL1_MODE_OFF (0) +#define PTN36502_MODE_CTRL1_MODE_USB_ONLY (1) +#define PTN36502_MODE_CTRL1_MODE_USB_DP (2) +#define PTN36502_MODE_CTRL1_MODE_DP (3) + +#define PTN36502_DEVICE_CTRL_REG 0x0d +#define PTN36502_DEVICE_CTRL_AUX_MONITORING_MASK GENMASK(7, 7) +#define PTN36502_DEVICE_CTRL_AUX_MONITORING_EN (1) + +struct ptn36502 { + struct i2c_client *client; + struct regulator *vdd18_supply; + struct regmap *regmap; + struct typec_switch_dev *sw; + struct typec_retimer *retimer; + + struct typec_switch *typec_switch; + + struct drm_bridge bridge; + + struct mutex lock; /* protect non-concurrent retimer & switch */ + + enum typec_orientation orientation; + unsigned long mode; + unsigned int svid; +}; + +static int ptn36502_set(struct ptn36502 *ptn) +{ + bool reverse = (ptn->orientation == TYPEC_ORIENTATION_REVERSE); + unsigned int ctrl1_val = 0; + unsigned int lane_ctrl_val = 0; + unsigned int link_ctrl_val = 0; + + switch (ptn->mode) { + case TYPEC_STATE_SAFE: + /* Deep power saving state */ + regmap_write(ptn->regmap, PTN36502_MODE_CTRL1_REG, + FIELD_PREP(PTN36502_MODE_CTRL1_MODE_MASK, + PTN36502_MODE_CTRL1_MODE_OFF)); + return 0; + + case TYPEC_STATE_USB: + /* + * Normal Orientation (CC1) + * A -> USB RX + * B -> USB TX + * C -> X + * D -> X + * Flipped Orientation (CC2) + * A -> X + * B -> X + * C -> USB TX + * D -> USB RX + */ + + /* USB 3.1 Gen 1 only */ + ctrl1_val = FIELD_PREP(PTN36502_MODE_CTRL1_MODE_MASK, + PTN36502_MODE_CTRL1_MODE_USB_ONLY); + if (reverse) + ctrl1_val |= FIELD_PREP(PTN36502_MODE_CTRL1_PLUG_ORIENT_MASK, + PTN36502_MODE_CTRL1_PLUG_ORIENT_REVERSE); + + regmap_write(ptn->regmap, PTN36502_MODE_CTRL1_REG, ctrl1_val); + return 0; + + default: + if (ptn->svid != USB_TYPEC_DP_SID) + return -EINVAL; + + break; + } + + /* DP Altmode Setup */ + + switch (ptn->mode) { + case TYPEC_DP_STATE_C: + case TYPEC_DP_STATE_E: + /* + * Normal Orientation (CC1) + * A -> DP3 + * B -> DP2 + * C -> DP1 + * D -> DP0 + * Flipped Orientation (CC2) + * A -> DP0 + * B -> DP1 + * C -> DP2 + * D -> DP3 + */ + + /* 4-lane DP */ + ctrl1_val |= FIELD_PREP(PTN36502_MODE_CTRL1_MODE_MASK, + PTN36502_MODE_CTRL1_MODE_DP); + link_ctrl_val |= FIELD_PREP(PTN36502_DP_LINK_CTRL_LANES_MASK, + PTN36502_DP_LINK_CTRL_LANES_4); + break; + + case TYPEC_DP_STATE_D: + case TYPEC_DP_STATE_F: /* State F is deprecated */ + /* + * Normal Orientation (CC1) + * A -> USB RX + * B -> USB TX + * C -> DP1 + * D -> DP0 + * Flipped Orientation (CC2) + * A -> DP0 + * B -> DP1 + * C -> USB TX + * D -> USB RX + */ + + /* USB 3.1 Gen 1 and 2-lane DP */ + ctrl1_val |= FIELD_PREP(PTN36502_MODE_CTRL1_MODE_MASK, + PTN36502_MODE_CTRL1_MODE_USB_DP); + link_ctrl_val |= FIELD_PREP(PTN36502_DP_LINK_CTRL_LANES_MASK, + PTN36502_DP_LINK_CTRL_LANES_2); + break; + + default: + return -EOPNOTSUPP; + } + + /* Enable AUX monitoring */ + regmap_write(ptn->regmap, PTN36502_DEVICE_CTRL_REG, + FIELD_PREP(PTN36502_DEVICE_CTRL_AUX_MONITORING_MASK, + PTN36502_DEVICE_CTRL_AUX_MONITORING_EN)); + + /* Enable AUX switch path */ + ctrl1_val |= FIELD_PREP(PTN36502_MODE_CTRL1_AUX_CROSSBAR_MASK, + PTN36502_MODE_CTRL1_AUX_CROSSBAR_SW_ON); + if (reverse) + ctrl1_val |= FIELD_PREP(PTN36502_MODE_CTRL1_PLUG_ORIENT_MASK, + PTN36502_MODE_CTRL1_PLUG_ORIENT_REVERSE); + regmap_write(ptn->regmap, PTN36502_MODE_CTRL1_REG, ctrl1_val); + + /* DP Link rate: 5.4 Gbps (HBR2) */ + link_ctrl_val |= FIELD_PREP(PTN36502_DP_LINK_CTRL_LINK_RATE_MASK, + PTN36502_DP_LINK_CTRL_LINK_RATE_5_4GBPS); + regmap_write(ptn->regmap, PTN36502_DP_LINK_CTRL_REG, link_ctrl_val); + + /* + * For all lanes: + * - Rx equivalization gain: 3 dB + * - TX output swing control: 800 mVppd + * - Pre-emphasis control: 3.5 dB + */ + lane_ctrl_val = FIELD_PREP(PTN36502_DP_LANE_CTRL_RX_GAIN_MASK, + PTN36502_DP_LANE_CTRL_RX_GAIN_3DB) | + FIELD_PREP(PTN36502_DP_LANE_CTRL_TX_SWING_MASK, + PTN36502_DP_LANE_CTRL_TX_SWING_800MVPPD) | + FIELD_PREP(PTN36502_DP_LANE_CTRL_PRE_EMPHASIS_MASK, + PTN36502_DP_LANE_CTRL_PRE_EMPHASIS_3_5DB); + regmap_write(ptn->regmap, PTN36502_DP_LANE_CTRL_REG(0), lane_ctrl_val); + regmap_write(ptn->regmap, PTN36502_DP_LANE_CTRL_REG(1), lane_ctrl_val); + regmap_write(ptn->regmap, PTN36502_DP_LANE_CTRL_REG(2), lane_ctrl_val); + regmap_write(ptn->regmap, PTN36502_DP_LANE_CTRL_REG(3), lane_ctrl_val); + + return 0; +} + +static int ptn36502_sw_set(struct typec_switch_dev *sw, enum typec_orientation orientation) +{ + struct ptn36502 *ptn = typec_switch_get_drvdata(sw); + int ret; + + ret = typec_switch_set(ptn->typec_switch, orientation); + if (ret) + return ret; + + mutex_lock(&ptn->lock); + + if (ptn->orientation != orientation) { + ptn->orientation = orientation; + + ret = ptn36502_set(ptn); + } + + mutex_unlock(&ptn->lock); + + return ret; +} + +static int ptn36502_retimer_set(struct typec_retimer *retimer, struct typec_retimer_state *state) +{ + struct ptn36502 *ptn = typec_retimer_get_drvdata(retimer); + int ret = 0; + + mutex_lock(&ptn->lock); + + if (ptn->mode != state->mode) { + ptn->mode = state->mode; + + if (state->alt) + ptn->svid = state->alt->svid; + else + ptn->svid = 0; // No SVID + + ret = ptn36502_set(ptn); + } + + mutex_unlock(&ptn->lock); + + return ret; +} + +static int ptn36502_detect(struct ptn36502 *ptn) +{ + struct device *dev = &ptn->client->dev; + unsigned int reg_val; + int ret; + + ret = regmap_read(ptn->regmap, PTN36502_CHIP_ID_REG, + ®_val); + if (ret < 0) + return dev_err_probe(dev, ret, "Failed to read chip ID\n"); + + if (reg_val != PTN36502_CHIP_ID) + return dev_err_probe(dev, -ENODEV, "Unexpected chip ID: %x\n", reg_val); + + ret = regmap_read(ptn->regmap, PTN36502_CHIP_REVISION_REG, + ®_val); + if (ret < 0) + return dev_err_probe(dev, ret, "Failed to read chip revision\n"); + + dev_dbg(dev, "Chip revision: base layer version %lx, metal layer version %lx\n", + FIELD_GET(PTN36502_CHIP_REVISION_BASE_MASK, reg_val), + FIELD_GET(PTN36502_CHIP_REVISION_METAL_MASK, reg_val)); + + return 0; +} + +#if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_DRM_PANEL_BRIDGE) +static int ptn36502_bridge_attach(struct drm_bridge *bridge, + enum drm_bridge_attach_flags flags) +{ + struct ptn36502 *ptn = container_of(bridge, struct ptn36502, bridge); + struct drm_bridge *next_bridge; + + if (!(flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR)) + return -EINVAL; + + next_bridge = devm_drm_of_get_bridge(&ptn->client->dev, ptn->client->dev.of_node, 0, 0); + if (IS_ERR(next_bridge)) { + dev_err(&ptn->client->dev, "failed to acquire drm_bridge: %pe\n", next_bridge); + return PTR_ERR(next_bridge); + } + + return drm_bridge_attach(bridge->encoder, next_bridge, bridge, + DRM_BRIDGE_ATTACH_NO_CONNECTOR); +} + +static const struct drm_bridge_funcs ptn36502_bridge_funcs = { + .attach = ptn36502_bridge_attach, +}; + +static int ptn36502_register_bridge(struct ptn36502 *ptn) +{ + ptn->bridge.funcs = &ptn36502_bridge_funcs; + ptn->bridge.of_node = ptn->client->dev.of_node; + + return devm_drm_bridge_add(&ptn->client->dev, &ptn->bridge); +} +#else +static int ptn36502_register_bridge(struct ptn36502 *ptn) +{ + return 0; +} +#endif + +static const struct regmap_config ptn36502_regmap = { + .max_register = 0x0d, + .reg_bits = 8, + .val_bits = 8, +}; + +static int ptn36502_probe(struct i2c_client *client) +{ + struct device *dev = &client->dev; + struct typec_switch_desc sw_desc = { }; + struct typec_retimer_desc retimer_desc = { }; + struct ptn36502 *ptn; + int ret; + + ptn = devm_kzalloc(dev, sizeof(*ptn), GFP_KERNEL); + if (!ptn) + return -ENOMEM; + + ptn->client = client; + + ptn->regmap = devm_regmap_init_i2c(client, &ptn36502_regmap); + if (IS_ERR(ptn->regmap)) { + dev_err(&client->dev, "Failed to allocate register map\n"); + return PTR_ERR(ptn->regmap); + } + + ptn->mode = TYPEC_STATE_SAFE; + ptn->orientation = TYPEC_ORIENTATION_NONE; + + mutex_init(&ptn->lock); + + ptn->vdd18_supply = devm_regulator_get_optional(dev, "vdd18"); + if (IS_ERR(ptn->vdd18_supply)) + return PTR_ERR(ptn->vdd18_supply); + + ptn->typec_switch = fwnode_typec_switch_get(dev->fwnode); + if (IS_ERR(ptn->typec_switch)) + return dev_err_probe(dev, PTR_ERR(ptn->typec_switch), + "Failed to acquire orientation-switch\n"); + + ret = regulator_enable(ptn->vdd18_supply); + if (ret) + return dev_err_probe(dev, ret, "Failed to enable vdd18\n"); + + ret = ptn36502_detect(ptn); + if (ret) + goto err_disable_regulator; + + ret = ptn36502_register_bridge(ptn); + if (ret) + goto err_disable_regulator; + + sw_desc.drvdata = ptn; + sw_desc.fwnode = dev->fwnode; + sw_desc.set = ptn36502_sw_set; + + ptn->sw = typec_switch_register(dev, &sw_desc); + if (IS_ERR(ptn->sw)) { + ret = dev_err_probe(dev, PTR_ERR(ptn->sw), + "Failed to register typec switch\n"); + goto err_disable_regulator; + } + + retimer_desc.drvdata = ptn; + retimer_desc.fwnode = dev->fwnode; + retimer_desc.set = ptn36502_retimer_set; + + ptn->retimer = typec_retimer_register(dev, &retimer_desc); + if (IS_ERR(ptn->retimer)) { + ret = dev_err_probe(dev, PTR_ERR(ptn->retimer), + "Failed to register typec retimer\n"); + goto err_switch_unregister; + } + + return 0; + +err_switch_unregister: + typec_switch_unregister(ptn->sw); + +err_disable_regulator: + regulator_disable(ptn->vdd18_supply); + + return ret; +} + +static void ptn36502_remove(struct i2c_client *client) +{ + struct ptn36502 *ptn = i2c_get_clientdata(client); + + typec_retimer_unregister(ptn->retimer); + typec_switch_unregister(ptn->sw); + + regulator_disable(ptn->vdd18_supply); +} + +static const struct i2c_device_id ptn36502_table[] = { + { "ptn36502" }, + { } +}; +MODULE_DEVICE_TABLE(i2c, ptn36502_table); + +static const struct of_device_id ptn36502_of_table[] = { + { .compatible = "nxp,ptn36502" }, + { } +}; +MODULE_DEVICE_TABLE(of, ptn36502_of_table); + +static struct i2c_driver ptn36502_driver = { + .driver = { + .name = "ptn36502", + .of_match_table = ptn36502_of_table, + }, + .probe = ptn36502_probe, + .remove = ptn36502_remove, + .id_table = ptn36502_table, +}; +module_i2c_driver(ptn36502_driver); + +MODULE_AUTHOR("Luca Weiss <luca.weiss@fairphone.com>"); +MODULE_DESCRIPTION("NXP PTN36502 Type-C driver"); +MODULE_LICENSE("GPL"); |