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Device-specific headers belong in driver/ or chip/. The include/ directory should be for common interfaces. Code should not normally need to include driver-specific headers. If it does, it should use the full relative path from the EC project root (for example, drivers/charger/bq24715.h). Change-Id: Id23db37a431e2d802a74ec601db6f69b613352ba Signed-off-by: Randall Spangler <rspangler@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/173746 Reviewed-by: Bill Richardson <wfrichar@chromium.org>
77 lines
2.0 KiB
C
77 lines
2.0 KiB
C
/* Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*
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* TI LP5562 LED driver.
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*/
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#ifndef LP5562_H
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#define LP5562_H
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#define LP5562_REG_ENABLE 0x00
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#define LP5562_REG_OP_MODE 0x01
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#define LP5562_REG_B_PWM 0x02
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#define LP5562_REG_G_PWM 0x03
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#define LP5562_REG_R_PWM 0x04
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#define LP5562_REG_B_CURRENT 0x05
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#define LP5562_REG_G_CURRENT 0x06
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#define LP5562_REG_R_CURRENT 0x07
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#define LP5562_REG_CONFIG 0x08
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#define LP5562_REG_ENG1_PC 0x09
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#define LP5562_REG_ENG2_PC 0x0a
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#define LP5562_REG_ENG3_PC 0x0b
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#define LP5562_REG_STATUS 0x0c
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#define LP5562_REG_RESET 0x0d
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#define LP5562_REG_W_PWM 0x0e
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#define LP5562_REG_W_CURRENT 0x0f
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#define LP5562_REG_LED_MAP 0x70
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#define LP5562_REG_ENG_PROG(n) (0x10 + ((n)-1) * 0x20)
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/* Brightness range: 0x00 - 0xff */
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#define LP5562_COLOR_NONE 0x000000
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#define LP5562_COLOR_RED(b) (0x010000 * (b))
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#define LP5562_COLOR_GREEN(b) (0x000100 * (b))
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#define LP5562_COLOR_BLUE(b) (0x000001 * (b))
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#define LP5562_ENG_SEL_NONE 0x0
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#define LP5562_ENG_SEL_1 0x1
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#define LP5562_ENG_SEL_2 0x2
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#define LP5562_ENG_SEL_3 0x3
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#define LP5562_ENG_HOLD 0x0
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#define LP5562_ENG_STEP 0x1
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#define LP5562_ENG_RUN 0x2
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/* Power on and initialize LP5562. */
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int lp5562_poweron(void);
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/* Power off LP5562. */
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int lp5562_poweroff(void);
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/*
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* Set LED color.
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* The parameter 'rgb' is in the format 0x00RRGGBB.
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*/
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int lp5562_set_color(uint32_t rgb);
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/* Set lighting engine used by each color */
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int lp5562_set_engine(uint8_t r, uint8_t g, uint8_t b);
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/* Load lighting engine program */
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int lp5562_engine_load(int engine, const uint8_t *program, int size);
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/* Control lighting engine execution state */
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int lp5562_engine_control(int eng1, int eng2, int eng3);
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/* Get engine execution state. Return 0xee on error. */
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int lp5562_get_engine_state(int engine);
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/* Get current program counter. Return 0xee on error. */
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int lp5562_get_pc(int engine);
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/* Set program counter */
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int lp5562_set_pc(int engine, int val);
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#endif /* LP5562_H */
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