On 09/15/2017 09:10 PM, Marek Vasut wrote:
> Add initial support for setting the vqmmc regulator. Since we do not
> support 1V8 modes, set the regulator to 3V3 and enable it.
>
> Signed-off-by: Marek Vasut <marek.vasut+rene...@gmail.com>
> Cc: Masahiro Yamada <yamada.masah...@socionext.com>
> Cc: Jaehoon Chung <jh80.ch...@samsung.com>
Anything ?! I don't see this in the PR ...
> ---
> drivers/mmc/uniphier-sd.c | 13 +++++++++++++
> 1 file changed, 13 insertions(+)
>
> diff --git a/drivers/mmc/uniphier-sd.c b/drivers/mmc/uniphier-sd.c
> index 3c52161067..0d1203cb76 100644
> --- a/drivers/mmc/uniphier-sd.c
> +++ b/drivers/mmc/uniphier-sd.c
> @@ -14,6 +14,7 @@
> #include <linux/dma-direction.h>
> #include <linux/io.h>
> #include <linux/sizes.h>
> +#include <power/regulator.h>
> #include <asm/unaligned.h>
>
> DECLARE_GLOBAL_DATA_PTR;
> @@ -756,6 +757,9 @@ static int uniphier_sd_probe(struct udevice *dev)
> fdt_addr_t base;
> struct clk clk;
> int ret;
> +#ifdef CONFIG_DM_REGULATOR
> + struct udevice *vqmmc_dev;
> +#endif
>
> base = devfdt_get_addr(dev);
> if (base == FDT_ADDR_T_NONE)
> @@ -765,6 +769,15 @@ static int uniphier_sd_probe(struct udevice *dev)
> if (!priv->regbase)
> return -ENOMEM;
>
> +#ifdef CONFIG_DM_REGULATOR
> + ret = device_get_supply_regulator(dev, "vqmmc-supply", &vqmmc_dev);
> + if (!ret) {
> + /* Set the regulator to 3.3V until we support 1.8V modes */
> + regulator_set_value(vqmmc_dev, 3300000);
> + regulator_set_enable(vqmmc_dev, true);
> + }
> +#endif
> +
> ret = clk_get_by_index(dev, 0, &clk);
> if (ret < 0) {
> dev_err(dev, "failed to get host clock\n");
>
--
Best regards,
Marek Vasut
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