Exemplo n.º 1
0
/*
 * Note this MUST be called before snd_soc_register_card(), so that the props
 * are in place before the codec component driver's probe function parses them.
 */
static int byt_rt5651_add_codec_device_props(struct device *i2c_dev)
{
	struct property_entry props[MAX_NO_PROPS] = {};
	int cnt = 0;

	props[cnt++] = PROPERTY_ENTRY_U32("realtek,jack-detect-source",
				BYT_RT5651_JDSRC(byt_rt5651_quirk));

	props[cnt++] = PROPERTY_ENTRY_U32("realtek,over-current-threshold-microamp",
				BYT_RT5651_OVCD_TH(byt_rt5651_quirk) * 100);

	props[cnt++] = PROPERTY_ENTRY_U32("realtek,over-current-scale-factor",
				BYT_RT5651_OVCD_SF(byt_rt5651_quirk));

	if (byt_rt5651_quirk & BYT_RT5651_DMIC_EN)
		props[cnt++] = PROPERTY_ENTRY_BOOL("realtek,dmic-en");

	return device_add_properties(i2c_dev, props);
}
Exemplo n.º 2
0
#include <linux/pci.h>
#include <linux/platform_device.h>
#include <linux/property.h>

/**
 * struct dwc3_haps - Driver private structure
 * @dwc3: child dwc3 platform_device
 * @pci: our link to PCI bus
 */
struct dwc3_haps {
	struct platform_device *dwc3;
	struct pci_dev *pci;
};

static const struct property_entry initial_properties[] = {
	PROPERTY_ENTRY_BOOL("snps,usb3_lpm_capable"),
	PROPERTY_ENTRY_BOOL("snps,has-lpm-erratum"),
	PROPERTY_ENTRY_BOOL("snps,dis_enblslpm_quirk"),
	PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"),
	{ },
};

static int dwc3_haps_probe(struct pci_dev *pci,
			   const struct pci_device_id *id)
{
	struct dwc3_haps	*dwc;
	struct device		*dev = &pci->dev;
	struct resource		res[2];
	int			ret;

	ret = pcim_enable_device(pci);
Exemplo n.º 3
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	value = readl(reg + GP_RWREG1);
	if (!(value & GP_RWREG1_ULPI_REFCLK_DISABLE))
		goto unmap; /* ULPI refclk already enabled */

	value &= ~GP_RWREG1_ULPI_REFCLK_DISABLE;
	writel(value, reg + GP_RWREG1);
	/* This comes from the Intel Android x86 tree w/o any explanation */
	msleep(100);
unmap:
	pcim_iounmap(pci, reg);
	return 0;
}

static const struct property_entry dwc3_pci_intel_properties[] = {
	PROPERTY_ENTRY_STRING("dr_mode", "peripheral"),
	PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"),
	{}
};

static const struct property_entry dwc3_pci_mrfld_properties[] = {
	PROPERTY_ENTRY_STRING("dr_mode", "otg"),
	PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"),
	{}
};

static const struct property_entry dwc3_pci_amd_properties[] = {
	PROPERTY_ENTRY_BOOL("snps,has-lpm-erratum"),
	PROPERTY_ENTRY_U8("snps,lpm-nyet-threshold", 0xf),
	PROPERTY_ENTRY_BOOL("snps,u2exit_lfps_quirk"),
	PROPERTY_ENTRY_BOOL("snps,u2ss_inp3_quirk"),
	PROPERTY_ENTRY_BOOL("snps,req_p1p2p3_quirk"),
Exemplo n.º 4
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static int dwc3_pci_quirks(struct dwc3_pci *dwc)
{
	struct platform_device		*dwc3 = dwc->dwc3;
	struct pci_dev			*pdev = dwc->pci;

	if (pdev->vendor == PCI_VENDOR_ID_AMD &&
	    pdev->device == PCI_DEVICE_ID_AMD_NL_USB) {
		struct property_entry properties[] = {
			PROPERTY_ENTRY_BOOL("snps,has-lpm-erratum"),
			PROPERTY_ENTRY_U8("snps,lpm-nyet-threshold", 0xf),
			PROPERTY_ENTRY_BOOL("snps,u2exit_lfps_quirk"),
			PROPERTY_ENTRY_BOOL("snps,u2ss_inp3_quirk"),
			PROPERTY_ENTRY_BOOL("snps,req_p1p2p3_quirk"),
			PROPERTY_ENTRY_BOOL("snps,del_p1p2p3_quirk"),
			PROPERTY_ENTRY_BOOL("snps,del_phy_power_chg_quirk"),
			PROPERTY_ENTRY_BOOL("snps,lfps_filter_quirk"),
			PROPERTY_ENTRY_BOOL("snps,rx_detect_poll_quirk"),
			PROPERTY_ENTRY_BOOL("snps,tx_de_emphasis_quirk"),
			PROPERTY_ENTRY_U8("snps,tx_de_emphasis", 1),
			/*
			 * FIXME these quirks should be removed when AMD NL
			 * tapes out
			 */
			PROPERTY_ENTRY_BOOL("snps,disable_scramble_quirk"),
			PROPERTY_ENTRY_BOOL("snps,dis_u3_susphy_quirk"),
			PROPERTY_ENTRY_BOOL("snps,dis_u2_susphy_quirk"),
			PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"),
			{ },
		};

		return platform_device_add_properties(dwc3, properties);
	}

	if (pdev->vendor == PCI_VENDOR_ID_INTEL) {
		int ret;

		struct property_entry properties[] = {
			PROPERTY_ENTRY_STRING("dr_mode", "peripheral"),
			PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"),
			{ }
		};

		ret = platform_device_add_properties(dwc3, properties);
		if (ret < 0)
			return ret;

		if (pdev->device == PCI_DEVICE_ID_INTEL_BXT ||
				pdev->device == PCI_DEVICE_ID_INTEL_BXT_M) {
			guid_parse(PCI_INTEL_BXT_DSM_GUID, &dwc->guid);
			dwc->has_dsm_for_pm = true;
		}

		if (pdev->device == PCI_DEVICE_ID_INTEL_BYT) {
			struct gpio_desc *gpio;

			ret = devm_acpi_dev_add_driver_gpios(&pdev->dev,
					acpi_dwc3_byt_gpios);
			if (ret)
				dev_dbg(&pdev->dev, "failed to add mapping table\n");

			/*
			 * These GPIOs will turn on the USB2 PHY. Note that we have to
			 * put the gpio descriptors again here because the phy driver
			 * might want to grab them, too.
			 */
			gpio = gpiod_get_optional(&pdev->dev, "cs", GPIOD_OUT_LOW);
			if (IS_ERR(gpio))
				return PTR_ERR(gpio);

			gpiod_set_value_cansleep(gpio, 1);
			gpiod_put(gpio);

			gpio = gpiod_get_optional(&pdev->dev, "reset", GPIOD_OUT_LOW);
			if (IS_ERR(gpio))
				return PTR_ERR(gpio);

			if (gpio) {
				gpiod_set_value_cansleep(gpio, 1);
				gpiod_put(gpio);
				usleep_range(10000, 11000);
			}
		}
	}

	if (pdev->vendor == PCI_VENDOR_ID_SYNOPSYS &&
	    (pdev->device == PCI_DEVICE_ID_SYNOPSYS_HAPSUSB3 ||
	     pdev->device == PCI_DEVICE_ID_SYNOPSYS_HAPSUSB3_AXI ||
	     pdev->device == PCI_DEVICE_ID_SYNOPSYS_HAPSUSB31)) {
		struct property_entry properties[] = {
			PROPERTY_ENTRY_BOOL("snps,usb3_lpm_capable"),
			PROPERTY_ENTRY_BOOL("snps,has-lpm-erratum"),
			PROPERTY_ENTRY_BOOL("snps,dis_enblslpm_quirk"),
			PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"),
			{ },
		};

		return platform_device_add_properties(dwc3, properties);
	}

	return 0;
}
Exemplo n.º 5
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		pdata->clk = clk;
	}

	return 0;
}

#ifdef CONFIG_X86_AMD_PLATFORM_DEVICE
static struct apd_device_desc cz_i2c_desc = {
	.setup = acpi_apd_setup,
	.fixed_clk_rate = 133000000,
};

static struct property_entry uart_properties[] = {
	PROPERTY_ENTRY_U32("reg-io-width", 4),
	PROPERTY_ENTRY_U32("reg-shift", 2),
	PROPERTY_ENTRY_BOOL("snps,uart-16550-compatible"),
	{ },
};

static struct apd_device_desc cz_uart_desc = {
	.setup = acpi_apd_setup,
	.fixed_clk_rate = 48000000,
	.properties = uart_properties,
};
#endif

#ifdef CONFIG_ARM64
static struct apd_device_desc xgene_i2c_desc = {
	.setup = acpi_apd_setup,
	.fixed_clk_rate = 100000000,
};