diff options
Diffstat (limited to 'arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts')
| -rw-r--r-- | arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts | 338 |
1 files changed, 338 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts b/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts index 4f5118642024..c9775b66629f 100644 --- a/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts +++ b/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts @@ -10,12 +10,19 @@ /dts-v1/; #include "hi3670.dtsi" +#include "hikey970-pinctrl.dtsi" / { model = "HiKey970"; compatible = "hisilicon,hi3670-hikey970", "hisilicon,hi3670"; aliases { + serial0 = &uart0; + serial1 = &uart1; + serial2 = &uart2; + serial3 = &uart3; + serial4 = &uart4; + serial5 = &uart5; serial6 = &uart6; /* console UART */ }; @@ -30,6 +37,337 @@ }; }; +/* + * Legend: proper name = the GPIO line is used as GPIO + * NC = not connected (pin out but not routed from the chip to + * anything the board) + * "[PER]" = pin is muxed for [peripheral] (not GPIO) + * "" = no idea, schematic doesn't say, could be + * unrouted (not connected to any external pin) + * LSEC = Low Speed External Connector + * HSEC = High Speed External Connector + * + * Line names are taken from "hikey970-schematics.pdf" from HiSilicon. + * + * For the lines routed to the external connectors the + * lines are named after the 96Boards CE Specification 1.0, + * Appendix "Expansion Connector Signal Description". + * + * When the 96Board naming of a line and the schematic name of + * the same line are in conflict, the 96Board specification + * takes precedence, which means that the external UART on the + * LSEC is named UART0 while the schematic and SoC names this + * UART2. This is only for the informational lines i.e. "[FOO]", + * the GPIO named lines "GPIO-A" thru "GPIO-L" are the only + * ones actually used for GPIO. + */ +&gpio0 { + /* GPIO_000-GPIO_007 */ + gpio-line-names = + "", + "TP901", /* TEST_MODE connected to TP901 */ + "", + "GPIO_003_USB_HUB_RESET_N", + "NC", + "[AP_GPS_REF_CLK]", + "[I2C3_SCL]", + "[I2C3_SDA]"; +}; + +&gpio1 { + /* GPIO_008-GPIO_015 */ + gpio-line-names = + "[UART0_CTS]", /* LSEC pin 3: GPIO_008_UART2_CTS_N */ + "[UART0_RTS]", /* LSEC pin 9: GPIO_009_UART2_RTS_N */ + "[UART0_TXD]", /* LSEC pin 5: GPIO_010_UART2_TXD */ + "[UART0_RXD]", /* LSEC pin 7: GPIO_011_UART2_RXD */ + "[USER_LED5]", + "GPIO-I", /* LSEC pin 31: GPIO_013_CAM0_RST_N */ + "[USER_LED3]", + "[USER_LED4]"; +}; + +&gpio2 { + /* GPIO_016-GPIO_023 */ + gpio-line-names = + "GPIO-G", /* LSEC pin 29: GPIO_016_LCD_TE0 */ + "[CSI0_MCLK]", /* HSEC pin 15: ISP_CCLK0_MCAM */ + "[CSI1_MCLK]", /* HSEC pin 17: ISP_CCLK1_SCAM */ + "GPIO_019_BT_ACTIVE", + "[I2C2_SCL]", /* HSEC pin 32: ISP_SCL0 */ + "[I2C2_SDA]", /* HSEC pin 34: ISP_SDA0 */ + "[I2C3_SCL]", /* HSEC pin 36: ISP_SCL1 */ + "[I2C3_SDA]"; /* HSEC pin 38: ISP_SDA1 */ +}; + +&gpio3 { + /* GPIO_024-GPIO_031 */ + gpio-line-names = + "GPIO_024_WIFI_ACTIVE", + "GPIO_025_PERST_M.2", + "[I2C4_SCL]", + "[I2C4_SDA]", + "NC", + "GPIO-H", /* LSEC pin 30: GPIO_029_LCD_RST_N */ + "[USER_LED1]", + "GPIO-L"; /* LSEC pin 34: GPIO_031 */ +}; + +&gpio4 { + /* GPIO_032-GPIO_039 */ + gpio-line-names = + "GPIO-K", /* LSEC pin 33: GPIO_032_CAM1_RST_N */ + "GPIO_033_PMU1_EN", + "GPIO_034_USBSW_SEL", + /* + * These two pins should be used for SD(IO) data according + * to the 96boards specification but seems to be repurposed + * for UART 0. They are however named according to the spec. + */ + "[SD_DAT1]", /* HSEC pin 3: GPIO_035_UART0_RXD */ + "[SD_DAT2]", /* HSEC pin 5: GPIO_036_UART0_TXD */ + "[UART1_RXD]", /* LSEC pin 13: DEBUG_UART6_RXD */ + "[UART1_TXD]", /* LSEC pin 11: DEBUG_UART6_TXD */ + "[SOC_GPS_UART3_CTS_N]"; /* TP2304 */ +}; + +&gpio5 { + /* GPIO_040-GPIO_047 */ + gpio-line-names = + "[SOC_GPS_UART3_RTS_N]", /* TP2302 */ + "[SOC_GPS_UART3_RXD]", /* TP2303 */ + "[SOC_GPS_UART3_TXD]", /* TP2305 */ + "[SOC_BT_UART4_CTS_N]", + "[SOC_BT_UART4_RTS_N]", + "[SOC_BT_UART4_RXD]", + "[SOC_BT_UART4_TXD]", + "NC"; +}; + +&gpio6 { + /* GPIO_048-GPIO_055 */ + gpio-line-names = + "NC", + "GPIO_049_USER_LED6", + "GPIO_050_CAN_RST", + "GPIO_051_WIFI_EN", + "GPIO-D", /* LSEC pin 26 */ + "GPIO-J", /* LSEC pin 32 */ + "GPIO_054_BT_EN", + "[GPIO_055_SEL]"; +}; + +&gpio7 { + /* GPIO_056-GPIO_063 */ + gpio-line-names = + "[PCIE_PERST_L]", "NC", "NC", "NC", "NC", "NC", "NC", "NC"; +}; + +&gpio8 { + /* GPIO_064-GPIO_071 */ + gpio-line-names = "NC", "NC", "NC", "NC", "NC", "NC", "NC", "NC"; +}; + +&gpio9 { + /* GPIO_072-GPIO_079 */ + gpio-line-names = "NC", "NC", "NC", "NC", "NC", "NC", "NC", "NC"; +}; + +&gpio10 { + /* GPIO_080-GPIO_087 */ + gpio-line-names = "NC", "NC", "NC", "NC", "NC", "NC", "NC", "NC"; +}; + +&gpio11 { + /* GPIO_088-GPIO_095 */ + gpio-line-names = "NC", "NC", "NC", "NC", "NC", "NC", "NC", "NC"; +}; + +&gpio12 { + /* GPIO_096-GPIO_103 */ + gpio-line-names = "NC", "", "", "", "", "", "", ""; +}; + +&gpio13 { + /* GPIO_104-GPIO_111 */ + gpio-line-names = "", "", "", "", "", "", "", ""; +}; + +&gpio14 { + /* GPIO_112-GPIO_119 */ + gpio-line-names = "", "", "", "", "", "", "", ""; +}; + +&gpio15 { + /* GPIO_120-GPIO_127 */ + gpio-line-names = "", "", "", "", "", "", "", ""; +}; + +&gpio16 { + /* GPIO_128-GPIO_135 */ + gpio-line-names = + "[WL_SDIO_CLK]", + "[WL_SDIO_CMD]", + "[WL_SDIO_DATA0]", + "[WL_SDIO_DATA1]", + "[WL_SDIO_DATA2]", + "[WL_SDIO_DATA3]", + "[ETH_ISOLATE]", + "NC"; +}; + +&gpio17 { + /* GPIO_136-GPIO_143 */ + gpio-line-names = + "[MINI1CLK_EN]", "NC", "", "", "", "", "", ""; +}; + +&gpio18 { + /* GPIO_144-GPIO_151 */ + gpio-line-names = + "[SPI1_SCLK]", /* HSEC pin 9: GPIO_144_SPI3_CLK */ + "[SPI1_DIN]", /* HSEC pin 11: GPIO_145_SPI3_DI */ + "[SPI1_DOUT]", /* HSEC pin 1: GPIO_146_SPI3_DO */ + "[SPI1_CS]", /* HSEC pin 7: GPIO_147_SPI3_CS0_N */ + "[POWER_INT_N]", + "[CDMA_GPS_SYNC]", + "GPIO_150_PEX_INTA", + "GPIO_151_CAN_INT"; +}; + +&gpio19 { + /* GPIO_152-GPIO_159 */ + gpio-line-names = "", "", "", "", "", "", "", ""; +}; + +&gpio20 { + /* GPIO_160-GPIO_167 */ + gpio-line-names = + "[SD_CLK]", + "[SD_CMD]", + "[SD_DATA0]", + "[SD_DATA1]", + "[SD_DATA2]", + "[SD_DATA3]", + "GPIO_166_ETHCLK_EN", + "GPIO_167_USER_LED2"; +}; + +&gpio21 { + /* GPIO_168-GPIO_175 */ + gpio-line-names = + "GPIO_168_GPS_EN", + "GPIO-C", /* LSEC pin 25: GPIO_169_USIM1_CLK */ + "GPIO-E", /* LSEC pin 27: GPIO_170_USIM1_RST */ + "GPIO-B", /* LSEC pin 24: GPIO_171_USIM1_DATA */ + "", "", "", "", ""; +}; + +&gpio22 { + /* GPIO_176-GPIO_183 */ + gpio-line-names = + "[PMU_PWR_HOLD]", + "GPIO_177_WL_WAKEUP_AP", + "[JTAG_TCK]", + "[JTAG_TMS]", + "[JTAG_TDI]", + "[JTAG_TMS]", + "GPIO_182_FATAL_ERR", + "NC"; +}; + +&gpio23 { + /* GPIO_184-GPIO_191 */ + gpio-line-names = + "GPIO_184_JTAG_SEL", + "GPIO-F", /* LSEC pin 28: GPIO_185_LCD_BL_PWM */ + "[I2C0_SCL]", /* LSEC pin 15: GPIO_186_I2C0_SCL */ + "[I2C0_SDA]", /* LSEC pin 17: GPIO_187_I2C0_SDA */ + "[GPIO_188_I2C1_SCL]", /* Actual SoC I2C1_SCL */ + "[GPIO_189_I2C1_SDA]", /* Actual SoC I2C1_SDA */ + "[I2C1_SCL]", /* LSEC pin 19: GPIO_190_I2C2_SCL */ + "[I2C2_SDA]"; /* LSEC pin 21: GPIO_191_I2C2_SDA */ +}; + +&gpio24 { + /* GPIO_192-GPIO_199 */ + gpio-line-names = + "[SD_LED]", + "NC", + "[PCM_DI]", /* LSEC pin 22: GPIO_194_I2S0_DI */ + "[PCM_DO]", /* LSEC pin 20: GPIO_195_I2S0_DO */ + "[PCM_CLK]", /* LSEC pin 18: GPIO_196_I2S0_XCLK */ + "[PCM_FS]", /* LSEC pin 16: GPIO_197_I2S0_XFS */ + "", + "[I2S2_DO]"; +}; + +&gpio25 { + /* GPIO_200-GPIO_207 */ + gpio-line-names = + "[I2S2_XCLK]", + "[I2S2_XFS]", + "GPIO_202_PERST_ETH", + "GPIO_203_PWRON_DET", + "GPIO_204_PMU1_IRQ_N", + "GPIO_205_SD_DET", + "GPIO_206_GPS_MOTION_INT", + "GPIO_207_HDMI_SEL"; +}; + +&gpio26 { + /* GPIO_208-GPIO_215 */ + gpio-line-names = + "GPIO-A", /* LSEC pin 23: GPIO_208_WAKEUP_SOC */ + "GPIO_209_VBUS_TYPEC", + "NC", + "NC", + "NC", + "[SPI0_SCLK]", /* LSEC pin 8: GPIO_213_SPI2_CLK */ + "[SPI0_DIN]", /* LSEC pin 10: GPIO_214_SPI2_DI */ + "[SPI0_DOUT]"; /* LSEC pin 14: GPIO_215_SPI2_DO */ +}; + +&gpio27 { + /* GPIO_216-GPIO_223 */ + gpio-line-names = + "[SPI0_CS]", /* LSEC pin 12: GPIO_216_SPI2_CS0_N */ + "GPIO_217_HDMI_PD", + "GPIO_218_GPS_WAKEUP_AP", + "GPIO_219_M.2CLK_EN", + "GPIO_220_PERST_MINI", + "GPIO_221_CC_INT", + "[PCIE_CLKREQ_L]", + "NC"; +}; + +&gpio28 { + /* GPIO_224-GPIO_231 */ + gpio-line-names = + "[PMU0_INT]", + "[SPMI_DATA]", + "[SPMI_CLK]", + "[CAN_SPI_CLK]", + "[CAN_SPI_DI]", + "[CAN_SPI_DO]", + "[CAN_SPI_CS]", + "GPIO_231_HDMI_INT"; +}; + +&uart0 { + /* On High speed expansion header */ + label = "HS-UART0"; + status = "okay"; +}; + +&uart2 { + /* On Low speed expansion header */ + label = "LS-UART0"; + status = "okay"; +}; + &uart6 { + /* On Low speed expansion header */ + label = "LS-UART1"; status = "okay"; }; |