Hi Andy,

On 02/20/2017 08:24 PM, Andy Shevchenko wrote:
> From: Felipe Balbi <felipe.ba...@linux.intel.com>
> 
> This patch adds Intel Tangier eMMC/SDHCI driver.
> 
> Intel Tangier SoC contains a hybrid of PCI and non-PCI devices. SDHCI
> controller is one of the devices which are *not* on a PCI and, hence,
> cannot be enumerated by standard PCI means. This driver, allows for
> SDHCI controller on Tangier SoC to work in U-Boot.
> 
> Signed-off-by: Vincent Tinelli <vincent.tine...@intel.com>
> Signed-off-by: Felipe Balbi <felipe.ba...@linux.intel.com>
> Signed-off-by: Andy Shevchenko <andriy.shevche...@linux.intel.com>

Applied on u-boot-mmc. Thanks!

Best Regards,
Jaehoon Chung

> ---
>  drivers/mmc/Kconfig         | 14 ++++++++
>  drivers/mmc/Makefile        |  1 +
>  drivers/mmc/tangier_sdhci.c | 81 
> +++++++++++++++++++++++++++++++++++++++++++++
>  3 files changed, 96 insertions(+)
>  create mode 100644 drivers/mmc/tangier_sdhci.c
> 
> diff --git a/drivers/mmc/Kconfig b/drivers/mmc/Kconfig
> index af8436f337..7238aade42 100644
> --- a/drivers/mmc/Kconfig
> +++ b/drivers/mmc/Kconfig
> @@ -318,6 +318,20 @@ config MMC_SDHCI_XENON
>  
>         If unsure, say N.
>  
> +config MMC_SDHCI_TANGIER
> +     bool "Tangier SDHCI controller support"
> +     depends on DM_MMC && BLK
> +     depends on MMC_SDHCI
> +     help
> +       This selects support for SDHCI controller on Tanginer
> +       SoC. Note that this controller does not sit on PCI bus and,
> +       hence, cannot be enumerated by standard PCI means.
> +
> +       If you're using an Intel Tangier SoC (available on Intel
> +       Edison board), say Y here.
> +
> +       If unsure, say N.
> +
>  config MMC_SDHCI_TEGRA
>       bool "SDHCI platform support for the Tegra SD/MMC Controller"
>       depends on TEGRA
> diff --git a/drivers/mmc/Makefile b/drivers/mmc/Makefile
> index 9fccac8ead..b210d2c3b3 100644
> --- a/drivers/mmc/Makefile
> +++ b/drivers/mmc/Makefile
> @@ -61,6 +61,7 @@ obj-$(CONFIG_MMC_SDHCI_PIC32)               += pic32_sdhci.o
>  obj-$(CONFIG_MMC_SDHCI_ROCKCHIP)     += rockchip_sdhci.o
>  obj-$(CONFIG_MMC_SDHCI_S5P)          += s5p_sdhci.o
>  obj-$(CONFIG_MMC_SDHCI_SPEAR)                += spear_sdhci.o
> +obj-$(CONFIG_MMC_SDHCI_TANGIER)              += tangier_sdhci.o
>  obj-$(CONFIG_MMC_SDHCI_TEGRA)                += tegra_mmc.o
>  obj-$(CONFIG_MMC_SDHCI_XENON)                += xenon_sdhci.o
>  obj-$(CONFIG_MMC_SDHCI_ZYNQ)         += zynq_sdhci.o
> diff --git a/drivers/mmc/tangier_sdhci.c b/drivers/mmc/tangier_sdhci.c
> new file mode 100644
> index 0000000000..77b18e75f0
> --- /dev/null
> +++ b/drivers/mmc/tangier_sdhci.c
> @@ -0,0 +1,81 @@
> +/*
> + * Copyright (c) 2017 Intel Corporation
> + *
> + * SPDX-License-Identifier:  GPL-2.0+
> + */
> +#include <common.h>
> +#include <dm.h>
> +#include <dm/device.h>
> +#include <linux/io.h>
> +#include <linux/sizes.h>
> +#include <malloc.h>
> +#include <mmc.h>
> +#include <sdhci.h>
> +
> +#define SDHCI_TANGIER_FMAX   200000000
> +#define SDHCI_TANGIER_FMIN   400000
> +
> +struct sdhci_tangier_plat {
> +     struct mmc_config cfg;
> +     struct mmc mmc;
> +     void __iomem *ioaddr;
> +};
> +
> +static int sdhci_tangier_bind(struct udevice *dev)
> +{
> +     struct sdhci_tangier_plat *plat = dev_get_platdata(dev);
> +
> +     return sdhci_bind(dev, &plat->mmc, &plat->cfg);
> +}
> +
> +static int sdhci_tangier_probe(struct udevice *dev)
> +{
> +     struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev);
> +     struct sdhci_tangier_plat *plat = dev_get_platdata(dev);
> +     struct sdhci_host *host = dev_get_priv(dev);
> +     fdt_addr_t base;
> +     int ret;
> +
> +     base = dev_get_addr(dev);
> +     if (base == FDT_ADDR_T_NONE)
> +             return -EINVAL;
> +
> +     plat->ioaddr = devm_ioremap(dev, base, SZ_1K);
> +     if (!plat->ioaddr)
> +             return -ENOMEM;
> +
> +     host->name = dev->name;
> +     host->ioaddr = plat->ioaddr;
> +     host->quirks = SDHCI_QUIRK_NO_HISPD_BIT | SDHCI_QUIRK_BROKEN_VOLTAGE |
> +                    SDHCI_QUIRK_32BIT_DMA_ADDR | SDHCI_QUIRK_WAIT_SEND_CMD;
> +
> +     /* MMC_VDD_32_33 | MMC_VDD_33_34 | MMC_VDD_165_195 */
> +     host->voltages = MMC_VDD_165_195;
> +
> +     ret = sdhci_setup_cfg(&plat->cfg, host, SDHCI_TANGIER_FMAX,
> +                     SDHCI_TANGIER_FMIN);
> +     if (ret)
> +             return ret;
> +
> +     upriv->mmc = &plat->mmc;
> +     host->mmc = &plat->mmc;
> +     host->mmc->priv = host;
> +
> +     return sdhci_probe(dev);
> +}
> +
> +static const struct udevice_id sdhci_tangier_match[] = {
> +     { .compatible = "intel,sdhci-tangier" },
> +     { /* sentinel */ }
> +};
> +
> +U_BOOT_DRIVER(sdhci_tangier) = {
> +     .name           = "sdhci-tangier",
> +     .id             = UCLASS_MMC,
> +     .of_match       = sdhci_tangier_match,
> +     .bind           = sdhci_tangier_bind,
> +     .probe          = sdhci_tangier_probe,
> +     .ops            = &sdhci_ops,
> +     .priv_auto_alloc_size = sizeof(struct sdhci_host),
> +     .platdata_auto_alloc_size = sizeof(struct sdhci_tangier_plat),
> +};
> 

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