/* SPDX-License-Identifier: GPL-2.0-only */ #include #include #include #include void variant_ramstage_init(void) { /* * Assert FPMCU reset and 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. */ gpio_output(GPP_C23, 0); gpio_output(GPP_A21, 1); mdelay(1); gpio_output(GPP_C23, 1); }