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Platform: x86: chromeos_laptop : Add basic platform data for atmel devices 

Add basic platform data to get the current upstream driver working
with the 224s touchpad and 1664s touchscreen.
We will be using NULL config so we will use the settings from the
devices' NVRAMs.

Signed-off-by: Benson Leung <bleung@chromium.org>
Tested-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Benson Leung 2013-03-07 19:43:34 -08:00 committed by Linus Torvalds
parent 22dfab7fd7
commit 2ef392042d
1 changed files with 39 additions and 2 deletions
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41
drivers/platform/x86/chromeos_laptop.c
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@ -23,6 +23,9 @@
#include <linux/dmi.h>
#include <linux/i2c.h>
#include <linux/i2c/atmel_mxt_ts.h>
#include <linux/input.h>
#include <linux/interrupt.h>
#include <linux/module.h>
#define ATMEL_TP_I2C_ADDR 0x4b
@ -67,15 +70,49 @@ static struct i2c_board_info __initdata tsl2563_als_device = {
I2C_BOARD_INFO("tsl2563", TAOS_ALS_I2C_ADDR),
};
static struct mxt_platform_data atmel_224s_tp_platform_data = {
.x_line = 18,
.y_line = 12,
.x_size = 102*20,
.y_size = 68*20,
.blen = 0x80, /* Gain setting is in upper 4 bits */
.threshold = 0x32,
.voltage = 0, /* 3.3V */
.orient = MXT_VERTICAL_FLIP,
.irqflags = IRQF_TRIGGER_FALLING,
.is_tp = true,
.key_map = { KEY_RESERVED,
KEY_RESERVED,
KEY_RESERVED,
BTN_LEFT },
.config = NULL,
.config_length = 0,
};
static struct i2c_board_info __initdata atmel_224s_tp_device = {
I2C_BOARD_INFO("atmel_mxt_tp", ATMEL_TP_I2C_ADDR),
.platform_data = NULL,
.platform_data = &atmel_224s_tp_platform_data,
.flags = I2C_CLIENT_WAKE,
};
static struct mxt_platform_data atmel_1664s_platform_data = {
.x_line = 32,
.y_line = 50,
.x_size = 1700,
.y_size = 2560,
.blen = 0x89, /* Gain setting is in upper 4 bits */
.threshold = 0x28,
.voltage = 0, /* 3.3V */
.orient = MXT_ROTATED_90_COUNTER,
.irqflags = IRQF_TRIGGER_FALLING,
.is_tp = false,
.config = NULL,
.config_length = 0,
};
static struct i2c_board_info __initdata atmel_1664s_device = {
I2C_BOARD_INFO("atmel_mxt_ts", ATMEL_TS_I2C_ADDR),
.platform_data = NULL,
.platform_data = &atmel_1664s_platform_data,
.flags = I2C_CLIENT_WAKE,
};