mrst: Added some platform data for the SFI translations

Add SFI glue for the following devices:

tca6416: a gpio expander compatible with max7315
mpu3050: gyro sensor

Both of these actual drivers are already upstream

Signed-off-by: Jekyll Lai <jekyll_lai@wistron.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/arch/x86/platform/mrst/mrst.c b/arch/x86/platform/mrst/mrst.c
index fedc3d7..940a080 100644 (file)
--- a/arch/x86/platform/mrst/mrst.c
+++ b/arch/x86/platform/mrst/mrst.c
@@ -487,6 +487,46 @@ static void __init *max7315_platform_data(void *info)
        return max7315;
 }
 
+static void *tca6416_platform_data(void *info)
+{
+       static struct pca953x_platform_data tca6416;
+       struct i2c_board_info *i2c_info = info;
+       int gpio_base, intr;
+       char base_pin_name[SFI_NAME_LEN + 1];
+       char intr_pin_name[SFI_NAME_LEN + 1];
+
+       strcpy(i2c_info->type, "tca6416");
+       strcpy(base_pin_name, "tca6416_base");
+       strcpy(intr_pin_name, "tca6416_int");
+
+       gpio_base = get_gpio_by_name(base_pin_name);
+       intr = get_gpio_by_name(intr_pin_name);
+
+       if (gpio_base == -1)
+               return NULL;
+       tca6416.gpio_base = gpio_base;
+       if (intr != -1) {
+               i2c_info->irq = intr + MRST_IRQ_OFFSET;
+               tca6416.irq_base = gpio_base + MRST_IRQ_OFFSET;
+       } else {
+               i2c_info->irq = -1;
+               tca6416.irq_base = -1;
+       }
+       return &tca6416;
+}
+
+static void *mpu3050_platform_data(void *info)
+{
+       struct i2c_board_info *i2c_info = info;
+       int intr = get_gpio_by_name("mpu3050_int");
+
+       if (intr == -1)
+               return NULL;
+
+       i2c_info->irq = intr + MRST_IRQ_OFFSET;
+       return NULL;
+}
+
 static void __init *emc1403_platform_data(void *info)
 {
        static short intr2nd_pdata;
@@ -652,9 +692,11 @@ static const struct devs_id __initconst device_ids[] = {
        {"spi_max3111", SFI_DEV_TYPE_SPI, 0, &max3111_platform_data},
        {"i2c_max7315", SFI_DEV_TYPE_I2C, 1, &max7315_platform_data},
        {"i2c_max7315_2", SFI_DEV_TYPE_I2C, 1, &max7315_platform_data},
+       {"tca6416", SFI_DEV_TYPE_I2C, 1, &tca6416_platform_data},
        {"emc1403", SFI_DEV_TYPE_I2C, 1, &emc1403_platform_data},
        {"i2c_accel", SFI_DEV_TYPE_I2C, 0, &lis331dl_platform_data},
        {"pmic_audio", SFI_DEV_TYPE_IPC, 1, &no_platform_data},
+       {"mpu3050", SFI_DEV_TYPE_I2C, 1, &mpu3050_platform_data},
 
        /* MSIC subdevices */
        {"msic_battery", SFI_DEV_TYPE_IPC, 1, &msic_battery_platform_data},