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intel_galileo_rev_d.c: Move code for gen1 from pwm.c to advance function

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This re-enables correct PWM on gen1

Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
This commit is contained in:
Brendan Le Foll
2016-08-03 13:27:29 +01:00
parent aed965c27d
commit 36153ad7ad
1 changed files with 29 additions and 0 deletions
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29
src/x86/intel_galileo_rev_d.c
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@@ -140,6 +140,34 @@ mraa_intel_galileo_g1_spi_lsbmode_replace(mraa_spi_context dev, mraa_boolean_t l
return MRAA_SUCCESS;
}
mraa_result_t
mraa_intel_galileo_g1_pwm_init_pre(int pin)
{
// Gen1 galileo has no kernel muxing for GPIOs/PWM so ends up with leakage
// on the PWM pins from the GPIO pins if not set to output high
if (plat->pins[pin].capabilites.gpio == 1) {
mraa_gpio_context mux_i;
mux_i = mraa_gpio_init_raw(plat->pins[pin].gpio.pinmap);
if (mux_i == NULL) {
syslog(LOG_ERR, "pwm_init: error in gpio->pwm%i transition. gpio_init", pin);
return MRAA_ERROR_INVALID_RESOURCE;
}
if (mraa_gpio_dir(mux_i, MRAA_GPIO_OUT) != MRAA_SUCCESS) {
syslog(LOG_ERR, "pwm_init: error in gpio->pwm%i transition. gpio_dir", pin);
return MRAA_ERROR_INVALID_RESOURCE;
}
if (mraa_gpio_write(mux_i, 1) != MRAA_SUCCESS) {
syslog(LOG_ERR, "pwm_init: error in gpio->pwm%i transition. gpio_write", pin);
return MRAA_ERROR_INVALID_RESOURCE;
}
if (mraa_gpio_close(mux_i) != MRAA_SUCCESS) {
syslog(LOG_ERR, "pwm_init: error in gpio->pwm%i transition. gpio_close", pin);
return MRAA_ERROR_INVALID_RESOURCE;
}
}
return MRAA_SUCCESS;
}
mraa_board_t*
mraa_intel_galileo_rev_d()
{
@@ -166,6 +194,7 @@ mraa_intel_galileo_rev_d()
}
b->adv_func->gpio_mmap_setup = &mraa_intel_galileo_g1_mmap_setup;
b->adv_func->spi_lsbmode_replace = &mraa_intel_galileo_g1_spi_lsbmode_replace;
b->adv_func->pwm_init_pre = mraa_intel_galileo_g1_pwm_init_pre;
b->pins = (mraa_pininfo_t*) calloc(MRAA_INTEL_GALILEO_REV_D_PINCOUNT, sizeof(mraa_pininfo_t));
if (b->pins == NULL) {