X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=drivers%2Fmmc%2Fzynq_sdhci.c;h=7887f11c649b01ae7a4565c3297f68c5f068ab18;hb=5bfdd1fc971126e4617ac1388b809a83b6ffa0e5;hp=9e37af45fc658eca8a836b63d2aaa0b92c9cbea8;hpb=f0df254663d44f7fd4b714542bb4602626837465;p=u-boot diff --git a/drivers/mmc/zynq_sdhci.c b/drivers/mmc/zynq_sdhci.c index 9e37af45fc..7887f11c64 100644 --- a/drivers/mmc/zynq_sdhci.c +++ b/drivers/mmc/zynq_sdhci.c @@ -3,22 +3,17 @@ * * Xilinx Zynq SD Host Controller Interface * - * This program is free software; you can redistribute it and/or modify it under - * the terms of the GNU General Public License version 2 as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, write to the Free Software Foundation, Inc., 59 Temple - * Place, Suite 330, Boston, MA 02111-1307 USA + * SPDX-License-Identifier: GPL-2.0+ */ #include +#include +#include #include #include #include -int zynq_sdhci_init(u32 regbase) +int zynq_sdhci_init(phys_addr_t regbase) { struct sdhci_host *host = NULL; @@ -30,7 +25,8 @@ int zynq_sdhci_init(u32 regbase) host->name = "zynq_sdhci"; host->ioaddr = (void *)regbase; - host->quirks = SDHCI_QUIRK_NO_CD | SDHCI_QUIRK_WAIT_SEND_CMD; + host->quirks = SDHCI_QUIRK_NO_CD | SDHCI_QUIRK_WAIT_SEND_CMD | + SDHCI_QUIRK_BROKEN_R1B; host->version = sdhci_readw(host, SDHCI_HOST_VERSION); host->host_caps = MMC_MODE_HC; @@ -38,3 +34,30 @@ int zynq_sdhci_init(u32 regbase) add_sdhci(host, 52000000, 52000000 >> 9); return 0; } + +#ifdef CONFIG_OF_CONTROL +int zynq_sdhci_of_init(const void *blob) +{ + int offset = 0; + u32 ret = 0; + phys_addr_t reg; + + debug("ZYNQ SDHCI: Initialization\n"); + + do { + offset = fdt_node_offset_by_compatible(blob, offset, + "arasan,sdhci-8.9a"); + if (offset != -1) { + reg = fdtdec_get_addr(blob, offset, "reg"); + if (reg != FDT_ADDR_T_NONE) { + ret |= zynq_sdhci_init(reg); + } else { + debug("ZYNQ SDHCI: Can't get base address\n"); + return -1; + } + } + } while (offset != -1); + + return ret; +} +#endif