diff --git a/arch/arm/mach-iop32x/em7210.c b/arch/arm/mach-iop32x/em7210.c index 177cd073a83b..77e1ff057303 100644 --- a/arch/arm/mach-iop32x/em7210.c +++ b/arch/arm/mach-iop32x/em7210.c @@ -23,6 +23,7 @@ #include #include #include +#include #include #include #include @@ -176,12 +177,36 @@ static struct platform_device em7210_serial_device = { .resource = &em7210_uart_resource, }; +#define EM7210_HARDWARE_POWER 0 + void em7210_power_off(void) { - *IOP3XX_GPOE &= 0xfe; - *IOP3XX_GPOD |= 0x01; + int ret; + + ret = gpio_direction_output(EM7210_HARDWARE_POWER, 1); + if (ret) + pr_crit("could not drive power off GPIO high\n"); } +static int __init em7210_request_gpios(void) +{ + int ret; + + if (!machine_is_em7210()) + return 0; + + ret = gpio_request(EM7210_HARDWARE_POWER, "power"); + if (ret) { + pr_err("could not request power off GPIO\n"); + return 0; + } + + pm_power_off = em7210_power_off; + + return 0; +} +device_initcall(em7210_request_gpios); + static void __init em7210_init_machine(void) { register_iop32x_gpio(); @@ -194,9 +219,6 @@ static void __init em7210_init_machine(void) i2c_register_board_info(0, em7210_i2c_devices, ARRAY_SIZE(em7210_i2c_devices)); - - - pm_power_off = em7210_power_off; } MACHINE_START(EM7210, "Lanner EM7210")