int __init loki_sdhci_init(void)
{
	int nominal_core_mv;
	int min_vcore_override_mv;
	int boot_vcore_mv;
	u32 speedo;
	struct board_info bi;

	tegra_get_board_info(&bi);

	if (bi.board_id == BOARD_E2548 && bi.sku == 0x0 && bi.fab == 0x0) {
		tegra_sdhci_platform_data3.uhs_mask |= MMC_MASK_HS200;
		tegra_sdhci_platform_data3.max_clk_limit = 102000000;
	}

	nominal_core_mv =
		tegra_dvfs_rail_get_nominal_millivolts(tegra_core_rail);
	if (nominal_core_mv) {
		tegra_sdhci_platform_data0.nominal_vcore_mv = nominal_core_mv;
		tegra_sdhci_platform_data2.nominal_vcore_mv = nominal_core_mv;
		tegra_sdhci_platform_data3.nominal_vcore_mv = nominal_core_mv;
	}
	min_vcore_override_mv =
		tegra_dvfs_rail_get_override_floor(tegra_core_rail);
	if (min_vcore_override_mv) {
		tegra_sdhci_platform_data0.min_vcore_override_mv =
			min_vcore_override_mv;
		tegra_sdhci_platform_data2.min_vcore_override_mv =
			min_vcore_override_mv;
		tegra_sdhci_platform_data3.min_vcore_override_mv =
			min_vcore_override_mv;
	}
	boot_vcore_mv = tegra_dvfs_rail_get_boot_level(tegra_core_rail);
	if (boot_vcore_mv) {
		tegra_sdhci_platform_data0.boot_vcore_mv = boot_vcore_mv;
		tegra_sdhci_platform_data2.boot_vcore_mv = boot_vcore_mv;
		tegra_sdhci_platform_data3.boot_vcore_mv = boot_vcore_mv;
	}

	tegra_sdhci_platform_data0.max_clk_limit = 204000000;

	speedo = tegra_fuse_readl(FUSE_SOC_SPEEDO_0);
	tegra_sdhci_platform_data0.cpu_speedo = speedo;
	tegra_sdhci_platform_data2.cpu_speedo = speedo;
	tegra_sdhci_platform_data3.cpu_speedo = speedo;


	platform_device_register(&tegra_sdhci_device3);

	if (!is_uart_over_sd_enabled())
		platform_device_register(&tegra_sdhci_device2);

	platform_device_register(&tegra_sdhci_device0);
	loki_wifi_init();

	return 0;
}
int __init ardbeg_pinmux_init(void)
{
	if (is_uart_over_sd_enabled()) {
		tegra_pinmux_config_table(ardbeg_sdmmc3_uart_pinmux,
				ARRAY_SIZE(ardbeg_sdmmc3_uart_pinmux));
		/* On ST8, UART-A is the physical device for
		* UART over uSD card
		*/
		 set_sd_uart_port_id(0);
	}
	return 0;
}
Пример #3
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int __init loki_pinmux_init(void)
{
	struct board_info bi;

	tegra_get_board_info(&bi);
	if (bi.board_id == BOARD_P2530) {
		loki_gpio_init_configure();
		tegra_pinmux_config_table(loki_ffd_pinmux_common,
			ARRAY_SIZE(loki_ffd_pinmux_common));
	};

	if (is_uart_over_sd_enabled()) {
		tegra_pinmux_config_table(loki_sdmmc3_uart_pinmux,
				 ARRAY_SIZE(loki_sdmmc3_uart_pinmux));
		/* On loki, UART-A is the physical device for
		 * UART over uSD card
		 */
		set_sd_uart_port_id(0);
	}
	return 0;
}
int __init ardbeg_sdhci_init(void)
{
	int nominal_core_mv;
	int min_vcore_override_mv;
	int boot_vcore_mv;
	u32 speedo;
	struct board_info board_info;

	nominal_core_mv =
		tegra_dvfs_rail_get_nominal_millivolts(tegra_core_rail);
	if (nominal_core_mv) {
		tegra_sdhci_platform_data0.nominal_vcore_mv = nominal_core_mv;
		tegra_sdhci_platform_data2.nominal_vcore_mv = nominal_core_mv;
		tegra_sdhci_platform_data3.nominal_vcore_mv = nominal_core_mv;
	}
	min_vcore_override_mv =
		tegra_dvfs_rail_get_override_floor(tegra_core_rail);
	if (min_vcore_override_mv) {
		tegra_sdhci_platform_data0.min_vcore_override_mv =
			min_vcore_override_mv;
		tegra_sdhci_platform_data2.min_vcore_override_mv =
			min_vcore_override_mv;
		tegra_sdhci_platform_data3.min_vcore_override_mv =
			min_vcore_override_mv;
	}
	boot_vcore_mv = tegra_dvfs_rail_get_boot_level(tegra_core_rail);
	if (boot_vcore_mv) {
		tegra_sdhci_platform_data0.boot_vcore_mv = boot_vcore_mv;
		tegra_sdhci_platform_data2.boot_vcore_mv = boot_vcore_mv;
		tegra_sdhci_platform_data3.boot_vcore_mv = boot_vcore_mv;
	}

	if (of_machine_is_compatible("nvidia,laguna") ||
	    of_machine_is_compatible("nvidia,jetson-tk1"))
		tegra_sdhci_platform_data2.wp_gpio = ARDBEG_SD_WP;

	tegra_get_board_info(&board_info);
	if (board_info.board_id == BOARD_E1780)
		tegra_sdhci_platform_data2.max_clk_limit = 204000000;

	/* E1780 and E1784 are using interposer E1816, Due to this the
	 * SDIO trace length got increased. So hard coding the drive
	 * strength to type A for these boards to support 204 Mhz */
	if ((board_info.board_id == BOARD_E1780) ||
		(board_info.board_id == BOARD_E1784)) {
		tegra_sdhci_platform_data0.default_drv_type =
			MMC_SET_DRIVER_TYPE_A;
	}

	tegra_sdhci_platform_data0.max_clk_limit = 204000000;

	if (board_info.board_id == BOARD_E1781)
		tegra_sdhci_platform_data3.uhs_mask = MMC_MASK_HS200;

	if (board_info.board_id == BOARD_PM374 ||
		board_info.board_id == BOARD_PM358 ||
		board_info.board_id == BOARD_PM363 ||
		board_info.board_id == BOARD_PM359)
			tegra_sdhci_platform_data0.disable_clock_gate = 1;

	/*
	 * FIXME: Set max clk limit to 200MHz for SDMMC3 for PM375.
	 * Requesting 208MHz results in getting 204MHz from PLL_P
	 * and CRC errors are seen with same.
	 */
	if (board_info.board_id == BOARD_PM375)
		tegra_sdhci_platform_data2.max_clk_limit = 200000000;

	speedo = tegra_fuse_readl(FUSE_SOC_SPEEDO_0);
	tegra_sdhci_platform_data0.cpu_speedo = speedo;
	tegra_sdhci_platform_data2.cpu_speedo = speedo;
	tegra_sdhci_platform_data3.cpu_speedo = speedo;

	if (board_info.board_id == BOARD_E1991 ||
		board_info.board_id == BOARD_E1971) {
			tegra_sdhci_platform_data0.uhs_mask =
				MMC_UHS_MASK_SDR50 | MMC_UHS_MASK_DDR50;
			tegra_sdhci_platform_data2.uhs_mask =
				MMC_UHS_MASK_SDR50;
	}
	if (board_info.board_id == BOARD_PM374 ||
		board_info.board_id == BOARD_PM359) {
			tegra_sdhci_platform_data2.uhs_mask =
				MMC_UHS_MASK_SDR50;
			tegra_sdhci_platform_data0.uhs_mask =
				MMC_UHS_MASK_SDR50;
			tegra_sdhci_platform_data3.max_clk_limit = 200000000;
			tegra_sdhci_platform_data2.max_clk_limit = 204000000;
	}

	platform_device_register(&tegra_sdhci_device3);
	if (!is_uart_over_sd_enabled())
		platform_device_register(&tegra_sdhci_device2);

	/* No wifi module for PM375 */
	if (board_info.board_id != BOARD_PM359 &&
			board_info.board_id != BOARD_PM375) {
		platform_device_register(&tegra_sdhci_device0);
		ardbeg_wifi_init();
	}

	return 0;
}