C++ (Cpp) dwmci_setup_cfg примеры использования

Пример #1

Файл: socfpga_dw_mmc.c Проект: 0xFelix/u-boot-edminiv2

static int socfpga_dwmmc_probe(struct udevice *dev)
{
#ifdef CONFIG_BLK
	struct socfpga_dwmci_plat *plat = dev_get_platdata(dev);
#endif
	struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev);
	struct dwmci_socfpga_priv_data *priv = dev_get_priv(dev);
	struct dwmci_host *host = &priv->host;

#ifdef CONFIG_BLK
	dwmci_setup_cfg(&plat->cfg, dev->name, host->buswidth, host->caps,
			host->bus_hz, 400000);
	host->mmc = &plat->mmc;
#else
	int ret;

	ret = add_dwmci(host, host->bus_hz, 400000);
	if (ret)
		return ret;
#endif
	host->mmc->priv = &priv->host;
	upriv->mmc = host->mmc;
	host->mmc->dev = dev;

	return 0;
}

Пример #2

Файл: rockchip_dw_mmc.c Проект: OpenNoah/u-boot

static int rockchip_dwmmc_probe(struct udevice *dev)
{
	struct rockchip_mmc_plat *plat = dev_get_platdata(dev);
	struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev);
	struct rockchip_dwmmc_priv *priv = dev_get_priv(dev);
	struct dwmci_host *host = &priv->host;
	struct udevice *pwr_dev __maybe_unused;
	int ret;

#if CONFIG_IS_ENABLED(OF_PLATDATA)
	struct dtd_rockchip_rk3288_dw_mshc *dtplat = &plat->dtplat;

	host->name = dev->name;
	host->ioaddr = map_sysmem(dtplat->reg[0], dtplat->reg[1]);
	host->buswidth = dtplat->bus_width;
	host->get_mmc_clk = rockchip_dwmmc_get_mmc_clk;
	host->priv = dev;
	host->dev_index = 0;
	priv->fifo_depth = dtplat->fifo_depth;
	priv->fifo_mode = 0;
	priv->minmax[0] = 400000;  /*  400 kHz */
	priv->minmax[1] = dtplat->max_frequency;

	ret = clk_get_by_index_platdata(dev, 0, dtplat->clocks, &priv->clk);
	if (ret < 0)
		return ret;
#else
	ret = clk_get_by_index(dev, 0, &priv->clk);
	if (ret < 0)
		return ret;
#endif
	host->fifoth_val = MSIZE(0x2) |
		RX_WMARK(priv->fifo_depth / 2 - 1) |
		TX_WMARK(priv->fifo_depth / 2);

	host->fifo_mode = priv->fifo_mode;

#ifdef CONFIG_PWRSEQ
	/* Enable power if needed */
	ret = uclass_get_device_by_phandle(UCLASS_PWRSEQ, dev, "mmc-pwrseq",
					   &pwr_dev);
	if (!ret) {
		ret = pwrseq_set_power(pwr_dev, true);
		if (ret)
			return ret;
	}
#endif
	dwmci_setup_cfg(&plat->cfg, host, priv->minmax[1], priv->minmax[0]);
	host->mmc = &plat->mmc;
	host->mmc->priv = &priv->host;
	host->mmc->dev = dev;
	upriv->mmc = host->mmc;

	return dwmci_probe(dev);
}