On Sat, 2016-03-12 at 01:18 -0800, ION GROZEA wrote:
> Hello all,
>
> I am trying to add the MPU9150 driver in to kernel 3.4.39
>
> In the mach-sun71/core.c i have
>
> #define MPU_IRQ gpio_to_irq(176) - i need the IRQ for PH00
>
> static struct i2c_board_info __initdata inv_mpu_i2c2_board_info[] = {
> {
> I2C_BOARD_INFO("mpu9150", 0x69),
> .irq = MPU_IRQ,
> .platform_data = &mpu_gyro_data,
> },
> {
> I2C_BOARD_INFO("ak8975", 0x0E),
> .platform_data = &mpu_compass_data,
> },
> };
>
> the call of gpio_to_irq or __gpio_to_irq gives me the following error
>
> arch/arm/mach-sun7i/core.c:225:3: error: implicit declaration of
> function ‘gpio_to_irq’ [-Werror=implicit-function-declaration]
> arch/arm/mach-sun7i/core.c:225:3: error: initializer element is not
> constant
> arch/arm/mach-sun7i/core.c:225:3: error: (near initialization for
> ‘inv_mpu_i2c2_board_info[0].irq’)
> cc1: some warnings being treated as errors
>
> How can i find out the IRQ number for PH pins? (to avoid the use of
> gpio_to_irq function)
This info is either in User Manuals (with errors) or in our wiki (for
example A20):
https://linux-sunxi.org/A20/PIO
>
> Thank you,
>
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