| // Copyright 2018 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include <ddk/binding.h> |
| #include <ddk/debug.h> |
| #include <ddk/device.h> |
| #include <ddk/platform-defs.h> |
| #include <ddk/protocol/platform/bus.h> |
| |
| #include <soc/aml-s905d2/s905d2-gpio.h> |
| |
| #include "astro.h" |
| #include "astro-gpios.h" |
| |
| // Composite binding rules for focaltech touch driver. |
| static const zx_bind_inst_t root_match[] = { |
| BI_MATCH(), |
| }; |
| const zx_bind_inst_t i2c_match[] = { |
| BI_ABORT_IF(NE, BIND_PROTOCOL, ZX_PROTOCOL_I2C), |
| BI_ABORT_IF(NE, BIND_I2C_BUS_ID, ASTRO_I2C_A0_0), |
| BI_MATCH_IF(EQ, BIND_I2C_ADDRESS, I2C_AMBIENTLIGHT_ADDR), |
| }; |
| static const zx_bind_inst_t gpio_match[] = { |
| BI_ABORT_IF(NE, BIND_PROTOCOL, ZX_PROTOCOL_GPIO), |
| BI_MATCH_IF(EQ, BIND_GPIO_PIN, GPIO_LIGHT_INTERRUPT), |
| }; |
| static const device_component_part_t i2c_component[] = { |
| { countof(root_match), root_match }, |
| { countof(i2c_match), i2c_match }, |
| }; |
| static const device_component_part_t gpio_component[] = { |
| { countof(root_match), root_match }, |
| { countof(gpio_match), gpio_match }, |
| }; |
| static const device_component_t components[] = { |
| { countof(i2c_component), i2c_component }, |
| { countof(gpio_component), gpio_component }, |
| }; |
| |
| zx_status_t ams_light_init(aml_bus_t* bus) { |
| const zx_device_prop_t props[] = { |
| { BIND_PLATFORM_DEV_VID, 0, PDEV_VID_AMS }, |
| { BIND_PLATFORM_DEV_PID, 0, PDEV_PID_AMS_TCS3400 }, |
| { BIND_PLATFORM_DEV_DID, 0, PDEV_DID_AMS_LIGHT }, |
| }; |
| |
| zx_status_t status = device_add_composite(bus->parent, "tcs3400-light", props, countof(props), |
| components, countof(components), UINT32_MAX); |
| if (status != ZX_OK) { |
| zxlogf(ERROR, "ams_light_init(tcs-3400): device_add_composite failed: %d\n", status); |
| return status; |
| } |
| |
| return ZX_OK; |
| } |