1*c66ec88fSEmmanuel Vadot* Marvell Dove SoC pinctrl driver for mpp 2*c66ec88fSEmmanuel Vadot 3*c66ec88fSEmmanuel VadotPlease refer to marvell,mvebu-pinctrl.txt in this directory for common binding 4*c66ec88fSEmmanuel Vadotpart and usage. 5*c66ec88fSEmmanuel Vadot 6*c66ec88fSEmmanuel VadotRequired properties: 7*c66ec88fSEmmanuel Vadot- compatible: "marvell,dove-pinctrl" 8*c66ec88fSEmmanuel Vadot- clocks: (optional) phandle of pdma clock 9*c66ec88fSEmmanuel Vadot- reg: register specifiers of MPP, MPP4, and PMU MPP registers 10*c66ec88fSEmmanuel Vadot 11*c66ec88fSEmmanuel VadotAvailable mpp pins/groups and functions: 12*c66ec88fSEmmanuel VadotNote: brackets (x) are not part of the mpp name for marvell,function and given 13*c66ec88fSEmmanuel Vadotonly for more detailed description in this document. 14*c66ec88fSEmmanuel VadotNote: pmu* also allows for Power Management functions listed below 15*c66ec88fSEmmanuel Vadot 16*c66ec88fSEmmanuel Vadotname pins functions 17*c66ec88fSEmmanuel Vadot================================================================================ 18*c66ec88fSEmmanuel Vadotmpp0 0 gpio, pmu, uart2(rts), sdio0(cd), lcd0(pwm), pmu* 19*c66ec88fSEmmanuel Vadotmpp1 1 gpio, pmu, uart2(cts), sdio0(wp), lcd1(pwm), pmu* 20*c66ec88fSEmmanuel Vadotmpp2 2 gpio, pmu, uart2(txd), sdio0(buspwr), sata(prsnt), 21*c66ec88fSEmmanuel Vadot uart1(rts), pmu* 22*c66ec88fSEmmanuel Vadotmpp3 3 gpio, pmu, uart2(rxd), sdio0(ledctrl), sata(act), 23*c66ec88fSEmmanuel Vadot uart1(cts), lcd-spi(cs1), pmu* 24*c66ec88fSEmmanuel Vadotmpp4 4 gpio, pmu, uart3(rts), sdio1(cd), spi1(miso), pmu* 25*c66ec88fSEmmanuel Vadotmpp5 5 gpio, pmu, uart3(cts), sdio1(wp), spi1(cs), pmu* 26*c66ec88fSEmmanuel Vadotmpp6 6 gpio, pmu, uart3(txd), sdio1(buspwr), spi1(mosi), pmu* 27*c66ec88fSEmmanuel Vadotmpp7 7 gpio, pmu, uart3(rxd), sdio1(ledctrl), spi1(sck), pmu* 28*c66ec88fSEmmanuel Vadotmpp8 8 gpio, pmu, watchdog(rstout), pmu* 29*c66ec88fSEmmanuel Vadotmpp9 9 gpio, pmu, pex1(clkreq), pmu* 30*c66ec88fSEmmanuel Vadotmpp10 10 gpio, pmu, ssp(sclk), pmu* 31*c66ec88fSEmmanuel Vadotmpp11 11 gpio, pmu, sata(prsnt), sata-1(act), sdio0(ledctrl), 32*c66ec88fSEmmanuel Vadot sdio1(ledctrl), pex0(clkreq), pmu* 33*c66ec88fSEmmanuel Vadotmpp12 12 gpio, pmu, uart2(rts), audio0(extclk), sdio1(cd), 34*c66ec88fSEmmanuel Vadot sata(act), pmu* 35*c66ec88fSEmmanuel Vadotmpp13 13 gpio, pmu, uart2(cts), audio1(extclk), sdio1(wp), 36*c66ec88fSEmmanuel Vadot ssp(extclk), pmu* 37*c66ec88fSEmmanuel Vadotmpp14 14 gpio, pmu, uart2(txd), sdio1(buspwr), ssp(rxd), pmu* 38*c66ec88fSEmmanuel Vadotmpp15 15 gpio, pmu, uart2(rxd), sdio1(ledctrl), ssp(sfrm), pmu* 39*c66ec88fSEmmanuel Vadotmpp16 16 gpio, uart3(rts), sdio0(cd), ac97(sdi1), lcd-spi(cs1) 40*c66ec88fSEmmanuel Vadotmpp17 17 gpio, uart3(cts), sdio0(wp), ac97(sdi2), twsi(sda), 41*c66ec88fSEmmanuel Vadot ac97-1(sysclko) 42*c66ec88fSEmmanuel Vadotmpp18 18 gpio, uart3(txd), sdio0(buspwr), ac97(sdi3), lcd0(pwm) 43*c66ec88fSEmmanuel Vadotmpp19 19 gpio, uart3(rxd), sdio0(ledctrl), twsi(sck) 44*c66ec88fSEmmanuel Vadotmpp20 20 gpio, sdio0(cd), sdio1(cd), spi1(miso), lcd-spi(miso), 45*c66ec88fSEmmanuel Vadot ac97(sysclko) 46*c66ec88fSEmmanuel Vadotmpp21 21 gpio, sdio0(wp), sdio1(wp), spi1(cs), lcd-spi(cs0), 47*c66ec88fSEmmanuel Vadot uart1(cts), ssp(sfrm) 48*c66ec88fSEmmanuel Vadotmpp22 22 gpio, sdio0(buspwr), sdio1(buspwr), spi1(mosi), 49*c66ec88fSEmmanuel Vadot lcd-spi(mosi), uart1(cts), ssp(txd) 50*c66ec88fSEmmanuel Vadotmpp23 23 gpio, sdio0(ledctrl), sdio1(ledctrl), spi1(sck), 51*c66ec88fSEmmanuel Vadot lcd-spi(sck), ssp(sclk) 52*c66ec88fSEmmanuel Vadotmpp_camera 24-39 gpio, camera 53*c66ec88fSEmmanuel Vadotmpp_sdio0 40-45 gpio, sdio0 54*c66ec88fSEmmanuel Vadotmpp_sdio1 46-51 gpio, sdio1 55*c66ec88fSEmmanuel Vadotmpp_audio1 52-57 gpio, i2s1/spdifo, i2s1, spdifo, twsi, ssp/spdifo, ssp, 56*c66ec88fSEmmanuel Vadot ssp/twsi 57*c66ec88fSEmmanuel Vadotmpp_spi0 58-61 gpio, spi0 58*c66ec88fSEmmanuel Vadotmpp_uart1 62-63 gpio, uart1 59*c66ec88fSEmmanuel Vadotmpp_nand 64-71 gpo, nand 60*c66ec88fSEmmanuel Vadotaudio0 - i2s, ac97 61*c66ec88fSEmmanuel Vadottwsi - none, opt1, opt2, opt3 62*c66ec88fSEmmanuel Vadot 63*c66ec88fSEmmanuel VadotPower Management functions (pmu*): 64*c66ec88fSEmmanuel Vadotpmu-nc Pin not driven by any PM function 65*c66ec88fSEmmanuel Vadotpmu-low Pin driven low (0) 66*c66ec88fSEmmanuel Vadotpmu-high Pin driven high (1) 67*c66ec88fSEmmanuel Vadotpmic(sdi) Pin is used for PMIC SDI 68*c66ec88fSEmmanuel Vadotcpu-pwr-down Pin is used for CPU_PWRDWN 69*c66ec88fSEmmanuel Vadotstandby-pwr-down Pin is used for STBY_PWRDWN 70*c66ec88fSEmmanuel Vadotcore-pwr-good Pin is used for CORE_PWR_GOOD (Pins 0-7 only) 71*c66ec88fSEmmanuel Vadotcpu-pwr-good Pin is used for CPU_PWR_GOOD (Pins 8-15 only) 72*c66ec88fSEmmanuel Vadotbat-fault Pin is used for BATTERY_FAULT 73*c66ec88fSEmmanuel Vadotext0-wakeup Pin is used for EXT0_WU 74*c66ec88fSEmmanuel Vadotext1-wakeup Pin is used for EXT0_WU 75*c66ec88fSEmmanuel Vadotext2-wakeup Pin is used for EXT0_WU 76*c66ec88fSEmmanuel Vadotpmu-blink Pin is used for blink function 77*c66ec88fSEmmanuel Vadot 78*c66ec88fSEmmanuel VadotNotes: 79*c66ec88fSEmmanuel Vadot* group "mpp_audio1" allows the following functions and gpio pins: 80*c66ec88fSEmmanuel Vadot - gpio : gpio on pins 52-57 81*c66ec88fSEmmanuel Vadot - i2s1/spdifo : audio1 i2s on pins 52-55 and spdifo on 57, no gpios 82*c66ec88fSEmmanuel Vadot - i2s1 : audio1 i2s on pins 52-55, gpio on pins 56,57 83*c66ec88fSEmmanuel Vadot - spdifo : spdifo on pin 57, gpio on pins 52-55 84*c66ec88fSEmmanuel Vadot - twsi : twsi on pins 56,57, gpio on pins 52-55 85*c66ec88fSEmmanuel Vadot - ssp/spdifo : ssp on pins 52-55, spdifo on pin 57, no gpios 86*c66ec88fSEmmanuel Vadot - ssp : ssp on pins 52-55, gpio on pins 56,57 87*c66ec88fSEmmanuel Vadot - ssp/twsi : ssp on pins 52-55, twsi on pins 56,57, no gpios 88*c66ec88fSEmmanuel Vadot* group "audio0" internally muxes i2s0 or ac97 controller to the dedicated 89*c66ec88fSEmmanuel Vadot audio0 pins. 90*c66ec88fSEmmanuel Vadot* group "twsi" internally muxes twsi controller to the dedicated or option pins. 91