| // SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| /* |
| * Copyright (c) 2019 Amlogic, Inc. All rights reserved. |
| */ |
| |
| #include <config.h> |
| #include <asm/arch/io.h> |
| #include <asm/arch/cpu_sdio.h> |
| #include <asm/arch/secure_apb.h> |
| #include <amlogic/cpu_id.h> |
| #include <common.h> |
| |
| void cpu_sd_emmc_pwr_prepare(unsigned port) |
| { |
| } |
| int cpu_sd_emmc_init(unsigned port) |
| { |
| return 0; |
| } |
| |
| int emmc_quirks(void) |
| { |
| cpu_id_t cpuid = get_cpu_id(); |
| char *caps2 = "meson-gx-mmc.caps2_quirks=\"mmc-hs400\"\0"; |
| char *caps_none = "meson-gx-mmc.caps2_quirks=\"none\"\0"; |
| |
| if (cpuid.chip_rev >= 0xB) |
| env_set("emmc_quirks", caps2); |
| else |
| env_set("emmc_quirks", caps_none); |
| return 0; |
| } |
| |
| /* return: |
| 0: insert |
| 1: not insert |
| */ |
| __weak int sd_emmc_detect(unsigned port) |
| { |
| int ret = 0; |
| |
| return ret; |
| } |
| |
| |
