diff options
Diffstat (limited to 'driver/led/is31fl3733b.c')
| -rw-r--r-- | driver/led/is31fl3733b.c | 116 |
1 files changed, 56 insertions, 60 deletions
diff --git a/driver/led/is31fl3733b.c b/driver/led/is31fl3733b.c index 5b1df890f1..33004d1cec 100644 --- a/driver/led/is31fl3733b.c +++ b/driver/led/is31fl3733b.c @@ -1,4 +1,4 @@ -/* Copyright 2022 The Chromium OS Authors. All rights reserved. +/* Copyright 2022 The ChromiumOS Authors * Use of this source code is governed by a BSD-style license that can be * found in the LICENSE file. */ @@ -14,63 +14,62 @@ #define CPRINTF(fmt, args...) cprintf(CC_RGBKBD, "RGBKBD: " fmt, ##args) #define CPRINTS(fmt, args...) cprints(CC_RGBKBD, "RGBKBD: " fmt, ##args) - /* This depends on ADDR1 and ADDR2. (GND, GND) = 0x50. */ -#define IS31FL3733B_ADDR_FLAGS 0x50 +#define IS31FL3733B_ADDR_FLAGS 0x50 -#define IS31FL3733B_ROW_SIZE 16 -#define IS31FL3733B_COL_SIZE 4 -#define IS31FL3733B_GRID_SIZE (IS31FL3733B_COL_SIZE * IS31FL3733B_ROW_SIZE) -#define IS31FL3733B_BUF_SIZE (SIZE_OF_RGB * IS31FL3733B_GRID_SIZE) +#define IS31FL3733B_ROW_SIZE 16 +#define IS31FL3733B_COL_SIZE 4 +#define IS31FL3733B_GRID_SIZE (IS31FL3733B_COL_SIZE * IS31FL3733B_ROW_SIZE) +#define IS31FL3733B_BUF_SIZE (SIZE_OF_RGB * IS31FL3733B_GRID_SIZE) /* IS31FL3733B registers */ -#define IS31FL3733B_REG_COMMAND 0xFD -#define IS31FL3733B_REG_COMMAND_WRITE_LOCK 0xFE -#define IS31FL3733B_REG_INT_MASK 0xF0 -#define IS31FL3733B_REG_INT_STATUS 0xF1 +#define IS31FL3733B_REG_COMMAND 0xFD +#define IS31FL3733B_REG_COMMAND_WRITE_LOCK 0xFE +#define IS31FL3733B_REG_INT_MASK 0xF0 +#define IS31FL3733B_REG_INT_STATUS 0xF1 -#define IS31FL3733B_PAGE_CTRL 0x00 -#define IS31FL3733B_PAGE_PWM 0x01 -#define IS31FL3733B_PAGE_AUTO 0x02 -#define IS31FL3733B_PAGE_FUNC 0x03 +#define IS31FL3733B_PAGE_CTRL 0x00 +#define IS31FL3733B_PAGE_PWM 0x01 +#define IS31FL3733B_PAGE_AUTO 0x02 +#define IS31FL3733B_PAGE_FUNC 0x03 /* FEh Command Register Write Lock */ -#define IS31FL3733B_WRITE_DISABLE 0x00 -#define IS31FL3733B_WRITE_ENABLE 0xC5 - -#define IS31FL3733B_INT_MASK_IAC BIT(3) -#define IS31FL3733B_INT_MASK_IAB BIT(2) -#define IS31FL3733B_INT_MASK_IS BIT(1) -#define IS31FL3733B_INT_MASK_IO BIT(0) -#define IS31FL3733B_INT_STATUS_ABM3 BIT(4) -#define IS31FL3733B_INT_STATUS_ABM2 BIT(3) -#define IS31FL3733B_INT_STATUS_ABM1 BIT(2) -#define IS31FL3733B_INT_STATUS_SB BIT(1) -#define IS31FL3733B_INT_STATUS_OB BIT(0) - -#define IS31FL3733B_FUNC_CFG 0x00 -#define IS31FL3733B_FUNC_GCC 0x01 -#define IS31FL3733B_FUNC_ABM1_1 0x02 -#define IS31FL3733B_FUNC_ABM1_2 0x03 -#define IS31FL3733B_FUNC_ABM1_3 0x04 -#define IS31FL3733B_FUNC_ABM1_4 0x05 -#define IS31FL3733B_FUNC_ABM2_1 0x06 -#define IS31FL3733B_FUNC_ABM2_2 0x07 -#define IS31FL3733B_FUNC_ABM2_3 0x08 -#define IS31FL3733B_FUNC_ABM2_4 0x09 -#define IS31FL3733B_FUNC_ABM3_1 0x0a -#define IS31FL3733B_FUNC_ABM3_2 0x0b -#define IS31FL3733B_FUNC_ABM3_3 0x0c -#define IS31FL3733B_FUNC_ABM3_4 0x0d -#define IS31FL3733B_FUNC_TUR 0x0e -#define IS31FL3733B_FUNC_SW_PU 0x0f -#define IS31FL3733B_FUNC_CS_PD 0x10 -#define IS31FL3733B_FUNC_RST 0x11 +#define IS31FL3733B_WRITE_DISABLE 0x00 +#define IS31FL3733B_WRITE_ENABLE 0xC5 + +#define IS31FL3733B_INT_MASK_IAC BIT(3) +#define IS31FL3733B_INT_MASK_IAB BIT(2) +#define IS31FL3733B_INT_MASK_IS BIT(1) +#define IS31FL3733B_INT_MASK_IO BIT(0) +#define IS31FL3733B_INT_STATUS_ABM3 BIT(4) +#define IS31FL3733B_INT_STATUS_ABM2 BIT(3) +#define IS31FL3733B_INT_STATUS_ABM1 BIT(2) +#define IS31FL3733B_INT_STATUS_SB BIT(1) +#define IS31FL3733B_INT_STATUS_OB BIT(0) + +#define IS31FL3733B_FUNC_CFG 0x00 +#define IS31FL3733B_FUNC_GCC 0x01 +#define IS31FL3733B_FUNC_ABM1_1 0x02 +#define IS31FL3733B_FUNC_ABM1_2 0x03 +#define IS31FL3733B_FUNC_ABM1_3 0x04 +#define IS31FL3733B_FUNC_ABM1_4 0x05 +#define IS31FL3733B_FUNC_ABM2_1 0x06 +#define IS31FL3733B_FUNC_ABM2_2 0x07 +#define IS31FL3733B_FUNC_ABM2_3 0x08 +#define IS31FL3733B_FUNC_ABM2_4 0x09 +#define IS31FL3733B_FUNC_ABM3_1 0x0a +#define IS31FL3733B_FUNC_ABM3_2 0x0b +#define IS31FL3733B_FUNC_ABM3_3 0x0c +#define IS31FL3733B_FUNC_ABM3_4 0x0d +#define IS31FL3733B_FUNC_TUR 0x0e +#define IS31FL3733B_FUNC_SW_PU 0x0f +#define IS31FL3733B_FUNC_CS_PD 0x10 +#define IS31FL3733B_FUNC_RST 0x11 static int is31fl3733b_read(struct rgbkbd *ctx, uint8_t addr, uint8_t *value) { - return i2c_xfer(ctx->cfg->i2c, IS31FL3733B_ADDR_FLAGS, - &addr, sizeof(addr), value, sizeof(*value)); + return i2c_xfer(ctx->cfg->i2c, IS31FL3733B_ADDR_FLAGS, &addr, + sizeof(addr), value, sizeof(*value)); } static int is31fl3733b_write(struct rgbkbd *ctx, uint8_t addr, uint8_t value) @@ -80,8 +79,8 @@ static int is31fl3733b_write(struct rgbkbd *ctx, uint8_t addr, uint8_t value) [1] = value, }; - return i2c_xfer(ctx->cfg->i2c, IS31FL3733B_ADDR_FLAGS, - buf, sizeof(buf), NULL, 0); + return i2c_xfer(ctx->cfg->i2c, IS31FL3733B_ADDR_FLAGS, buf, sizeof(buf), + NULL, 0); } static int is31fl3733b_set_page(struct rgbkbd *ctx, uint8_t page) @@ -90,7 +89,7 @@ static int is31fl3733b_set_page(struct rgbkbd *ctx, uint8_t page) /* unlock page select once */ rv = is31fl3733b_write(ctx, IS31FL3733B_REG_COMMAND_WRITE_LOCK, - IS31FL3733B_WRITE_ENABLE); + IS31FL3733B_WRITE_ENABLE); if (rv) { return rv; } @@ -99,7 +98,7 @@ static int is31fl3733b_set_page(struct rgbkbd *ctx, uint8_t page) } static int is31fl3733b_get_config(struct rgbkbd *ctx, uint8_t addr, - uint8_t *value) + uint8_t *value) { int rv; @@ -112,7 +111,7 @@ static int is31fl3733b_get_config(struct rgbkbd *ctx, uint8_t addr, } static int is31fl3733b_set_config(struct rgbkbd *ctx, uint8_t addr, - uint8_t value) + uint8_t value) { int rv; @@ -150,7 +149,7 @@ static int is31fl3733b_enable(struct rgbkbd *ctx, bool enable) } static int is31fl3733b_set_color(struct rgbkbd *ctx, uint8_t offset, - struct rgb_s *color, uint8_t len) + struct rgb_s *color, uint8_t len) { int led_addr, led_addr_row, led_addr_col; int i, rv; @@ -165,7 +164,7 @@ static int is31fl3733b_set_color(struct rgbkbd *ctx, uint8_t offset, led_addr_col = (offset + i) / ctx->cfg->row_len; led_addr = led_addr_row * 0x30 + led_addr_col; - rv = is31fl3733b_write(ctx, led_addr + 0x00, color[i].r); + rv = is31fl3733b_write(ctx, led_addr + 0x00, color[i].r); rv |= is31fl3733b_write(ctx, led_addr + 0x10, color[i].g); rv |= is31fl3733b_write(ctx, led_addr + 0x20, color[i].b); @@ -209,16 +208,13 @@ static int is31fl3733b_init(struct rgbkbd *ctx) } if (IS_ENABLED(CONFIG_RGB_KEYBOARD_DEBUG)) { - uint8_t val; int ret; - ret = is31fl3733b_get_config(ctx, - IS31FL3733B_FUNC_SW_PU, &val); + ret = is31fl3733b_get_config(ctx, IS31FL3733B_FUNC_SW_PU, &val); CPRINTS("SW_PU: val=0x%02x (rv=%d)", val, ret); - ret = is31fl3733b_get_config(ctx, - IS31FL3733B_FUNC_CS_PD, &val); + ret = is31fl3733b_get_config(ctx, IS31FL3733B_FUNC_CS_PD, &val); CPRINTS("CS_PD: val=0x%02x (rv=%d)", val, ret); } |