/* SPDX-License-Identifier: GPL-2.0-only */ #include #include #include #include void variant_ramstage_init(void) { /* * Enable power to FPMCU, wait for power rail to stabilize, * and then deassert FPMCU reset. * Waiting for the power rail to stabilize can take a while, * a minimum of 400us on Kohaku. */ gpio_output(GPP_C11, 1); mdelay(1); gpio_output(GPP_A12, 1); }