diff options
Diffstat (limited to 'drivers/mmc/k3_arsan_sdhci.c')
-rw-r--r-- | drivers/mmc/k3_arsan_sdhci.c | 109 |
1 files changed, 0 insertions, 109 deletions
diff --git a/drivers/mmc/k3_arsan_sdhci.c b/drivers/mmc/k3_arsan_sdhci.c deleted file mode 100644 index d5f2857382..0000000000 --- a/drivers/mmc/k3_arsan_sdhci.c +++ /dev/null @@ -1,109 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * Copyright (C) 2018 Texas Instruments Incorporated - http://www.ti.com/ - * - * Texas Instruments' K3 SD Host Controller Interface - */ - -#include <clk.h> -#include <common.h> -#include <dm.h> -#include <malloc.h> -#include <power-domain.h> -#include <sdhci.h> - -#define K3_ARASAN_SDHCI_MIN_FREQ 0 - -struct k3_arasan_sdhci_plat { - struct mmc_config cfg; - struct mmc mmc; - unsigned int f_max; -}; - -static int k3_arasan_sdhci_probe(struct udevice *dev) -{ - struct k3_arasan_sdhci_plat *plat = dev_get_platdata(dev); - struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev); - struct sdhci_host *host = dev_get_priv(dev); - struct power_domain sdhci_pwrdmn; - struct clk clk; - unsigned long clock; - int ret; - - ret = power_domain_get_by_index(dev, &sdhci_pwrdmn, 0); - if (ret) { - dev_err(dev, "failed to get power domain\n"); - return ret; - } - - ret = power_domain_on(&sdhci_pwrdmn); - if (ret) { - dev_err(dev, "Power domain on failed\n"); - return ret; - } - - ret = clk_get_by_index(dev, 0, &clk); - if (ret) { - dev_err(dev, "failed to get clock\n"); - return ret; - } - - clock = clk_get_rate(&clk); - if (IS_ERR_VALUE(clock)) { - dev_err(dev, "failed to get rate\n"); - return clock; - } - - host->quirks = SDHCI_QUIRK_WAIT_SEND_CMD | - SDHCI_QUIRK_BROKEN_R1B; - - host->max_clk = clock; - - ret = sdhci_setup_cfg(&plat->cfg, host, plat->f_max, - K3_ARASAN_SDHCI_MIN_FREQ); - host->mmc = &plat->mmc; - if (ret) - return ret; - host->mmc->priv = host; - host->mmc->dev = dev; - upriv->mmc = host->mmc; - - return sdhci_probe(dev); -} - -static int k3_arasan_sdhci_ofdata_to_platdata(struct udevice *dev) -{ - struct k3_arasan_sdhci_plat *plat = dev_get_platdata(dev); - struct sdhci_host *host = dev_get_priv(dev); - - host->name = dev->name; - host->ioaddr = (void *)dev_read_addr(dev); - host->bus_width = dev_read_u32_default(dev, "bus-width", 4); - plat->f_max = dev_read_u32_default(dev, "max-frequency", 0); - - return 0; -} - -static int k3_arasan_sdhci_bind(struct udevice *dev) -{ - struct k3_arasan_sdhci_plat *plat = dev_get_platdata(dev); - - return sdhci_bind(dev, &plat->mmc, &plat->cfg); -} - -static const struct udevice_id k3_arasan_sdhci_ids[] = { - { .compatible = "arasan,sdhci-5.1" }, - { } -}; - -U_BOOT_DRIVER(k3_arasan_sdhci_drv) = { - .name = "k3_arasan_sdhci", - .id = UCLASS_MMC, - .of_match = k3_arasan_sdhci_ids, - .ofdata_to_platdata = k3_arasan_sdhci_ofdata_to_platdata, - .ops = &sdhci_ops, - .bind = k3_arasan_sdhci_bind, - .probe = k3_arasan_sdhci_probe, - .priv_auto_alloc_size = sizeof(struct sdhci_host), - .platdata_auto_alloc_size = sizeof(struct k3_arasan_sdhci_plat), -}; |