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/linux/drivers/soc/tegra/fuse/
H A Dtegra-apbmisc.c37 static u32 strapping; variable
121 return strapping; in tegra_read_straps()
211 strapping = readl_relaxed(strapping_base); in tegra_init_apbmisc_resources()
214 pr_err("failed to map strapping options registers\n"); in tegra_init_apbmisc_resources()
219 * tegra_init_apbmisc - Initializes Tegra APBMISC and Strapping registers.
245 /* strapping options */ in tegra_init_apbmisc()
257 pr_warn("Using strapping options registers %pR\n", in tegra_init_apbmisc()
277 pr_err("failed to get strapping options registers\n"); in tegra_init_apbmisc()
335 pr_err("failed to get strapping options registers\n"); in tegra_acpi_init_apbmisc()
/linux/arch/arm/boot/dts/nxp/imx/
H A Dimx6q-marsboard.dts277 /* AR8035 pin strapping: IO voltage: pull up */
279 /* AR8035 pin strapping: PHYADDR#0: pull down */
281 /* AR8035 pin strapping: PHYADDR#1: pull down */
283 /* AR8035 pin strapping: MODE#1: pull up */
285 /* AR8035 pin strapping: MODE#3: pull up */
287 /* AR8035 pin strapping: MODE#0: pull down */
H A Dimx6q-pistachio.dts383 /* AR8035 pin strapping: IO voltage: pull up */
385 /* AR8035 pin strapping: PHYADDR#0: pull down */
387 /* AR8035 pin strapping: PHYADDR#1: pull down */
389 /* AR8035 pin strapping: MODE#1: pull up */
391 /* AR8035 pin strapping: MODE#3: pull up */
393 /* AR8035 pin strapping: MODE#0: pull down */
/linux/Documentation/devicetree/bindings/misc/
H A Dnvidia,tegra186-misc.yaml14 registers that can be used to identify a given chip and various strapping
30 indicate strapping options
H A Dnvidia,tegra20-apbmisc.yaml32 indicate strapping options
50 <0x70000008 0x04>; /* Strapping options */
/linux/Documentation/devicetree/bindings/net/dsa/
H A Dqca8k.yaml49 Ignore power-on pin strapping to configure LED open-drain or EEPROM
51 the OEM has decided not to use pin strapping and falls back to SW regs.
58 OEM does not use pin strapping to set this mode and prefers to set it
/linux/Documentation/iio/
H A Dad7191.rst32 The ODR can be configured either through GPIO control or pin-strapping:
48 The PGA can be configured either through GPIO control or pin-strapping:
/linux/Documentation/devicetree/bindings/net/
H A Dti,dp83867.yaml94 strapping. The default strapping will use a delay of 2.00 ns. Thus
H A Dqca,qca7000.yaml46 the QCA7000 is setup via GPIO pin strapping. If the
/linux/Documentation/devicetree/bindings/sound/
H A Dwm8741.txt3 This device supports both I2C and SPI (configured with pin strapping
H A Dwlf,wm8804.yaml10 This device supports both I2C and SPI (configured with pin strapping on the
/linux/drivers/clk/aspeed/
H A Dclk-aspeed.c597 * strapping in aspeed_ast2400_cc()
617 * HPLL_PARAM register, or set to a specified frequency by strapping. in aspeed_ast2400_cc()
658 /* CLKIN is the crystal oscillator, 24 or 25MHz selected by strapping */ in aspeed_ast2500_cc()
677 WARN(val == 0, "strapping is zero: cannot determine ahb clock"); in aspeed_ast2500_cc()
726 pr_err("failed to read strapping register\n"); in aspeed_cc_init()
/linux/drivers/media/usb/gspca/
H A Dstk1135.h12 #define STK1135_REG_POSVA 0x010 /* Power-on strapping data */
/linux/drivers/media/usb/stk1160/
H A Dstk1160-reg.h19 /* Power-on Strapping Data */
/linux/Documentation/ABI/testing/
H A Dsysfs-class-watchdog104 h/w strapping (for WDT2 only).
/linux/sound/pci/ice1712/
H A Denvy24ht.h106 bit3 - during reset used for Eeprom power-on strapping
/linux/drivers/net/ethernet/oki-semi/pch_gbe/
H A Dpch_gbe_phy.c258 * done in layout with a longer trace or via PHY strapping, but can also in pch_gbe_phy_tx_clk_delay()
/linux/drivers/net/ethernet/intel/e1000e/
H A Dich8lan.h192 /* Strapping Option Register - RO */
/linux/Documentation/admin-guide/pm/
H A Dsleep-states.rst93 On ACPI-based systems S2RAM requires some minimal boot-strapping code in the
/linux/arch/arm/boot/dts/aspeed/
H A Daspeed-bmc-ibm-bonnell.dts58 /* VGA region is dictated by hardware strapping */
H A Daspeed-bmc-ibm-balcones.dts100 /* VGA region is dictated by hardware strapping */
/linux/drivers/net/phy/realtek/
H A Drealtek_main.c1088 "%s 2ns TX delay (and changing the value from pin-strapping RXD1 or the bootloader)\n", in rtl8211f_config_rgmii_delay()
1092 "2ns TX delay was already %s (by pin-strapping RXD1 or bootloader configuration)\n", in rtl8211f_config_rgmii_delay()
1105 "%s 2ns RX delay (and changing the value from pin-strapping RXD0 or the bootloader)\n", in rtl8211f_config_rgmii_delay()
1109 "2ns RX delay was already %s (by pin-strapping RXD0 or bootloader configuration)\n", in rtl8211f_config_rgmii_delay()
/linux/include/linux/
H A Dphy.h1546 * devicetree, which superseeds any strapping or vendor-specific
1550 * fields must be set, possibly according to strapping information.
1570 * devicetree, which superseeds any strapping or vendor-specific
1574 * fields must be set, possibly according to strapping information.
/linux/drivers/pinctrl/aspeed/
H A Dpinctrl-aspeed.c318 * configuration that is typically enabled by hardware strapping). in aspeed_expr_is_gpio()
/linux/drivers/ssb/
H A Ddriver_chipcommon.c660 /* Clock source depends on strapping if UartClkOverride is unset */ in ssb_chipco_serial_init()

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