diff options
Diffstat (limited to 'arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts')
| -rw-r--r-- | arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts | 319 |
1 files changed, 319 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts index e9f87cb61ade..97d768730952 100644 --- a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts +++ b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts @@ -197,6 +197,325 @@ }; }; +/* + * 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 "HiKey 960 Board ver A" schematics + * from Huawei. The 40 pin low speed expansion connector is named + * J2002 63453-140LF. + * + * 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 + * UART3. 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 */ + "[PMU0_SSI]", + "[PMU1_SSI]", + "[PMU2_SSI]", + "[PMU0_CLKOUT]", + "[JTAG_TCK]", + "[JTAG_TMS]"; +}; + +&gpio1 { + /* GPIO_008-GPIO_015 */ + gpio-line-names = + "[JTAG_TRST_N]", + "[JTAG_TDI]", + "[JTAG_TDO]", + "NC", "NC", + "[I2C3_SCL]", + "[I2C3_SDA]", + "NC"; +}; + +&gpio2 { + /* GPIO_016-GPIO_023 */ + gpio-line-names = + "NC", "NC", "NC", + "GPIO-J", /* LSEC pin 32: GPIO_019 */ + "GPIO_020_HDMI_SEL", + "GPIO-L", /* LSEC pin 34: GPIO_021 */ + "GPIO_022_UFSBUCK_INT_N", + "GPIO-G"; /* LSEC pin 29: LCD_TE0 */ +}; + +&gpio3 { + /* GPIO_024-GPIO_031 */ + /* The rail from pin BK36 is named LCD_TE0, we assume to be muxed as GPIO for GPIO-G */ + gpio-line-names = + "[CSI0_MCLK]", /* HSEC pin 15: ISP_CCLK0_MCAM */ + "[CSI1_MCLK]", /* HSEC pin 17: ISP_CCLK1_SCAM */ + "NC", + "[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 */ + "NC"; +}; + +&gpio4 { + /* GPIO_032-GPIO_039 */ + gpio-line-names = + "NC", "NC", + "PWR_BTN_N", /* LSEC pin 4: GPIO_034_PWRON_DET */ + "GPIO_035_PMU2_EN", + "GPIO_036_USB_HUB_RESET", + "NC", "NC", "NC"; +}; + +&gpio5 { + /* GPIO_040-GPIO_047 */ + gpio-line-names = + "GPIO-H", /* LSEC pin 30: GPIO_040_LCD_RST_N */ + "GPIO_041_HDMI_PD", + "TP904", /* Test point */ + "TP905", /* Test point */ + "NC", "NC", + "GPIO_046_HUB_VDD33_EN", + "GPIO_047_PMU1_EN"; +}; + +&gpio6 { + /* GPIO_048-GPIO_055 */ + gpio-line-names = + "NC", "NC", "NC", + "GPIO_051_WIFI_EN", + "GPIO-I", /* LSEC pin 31: GPIO_052_CAM0_RST_N */ + /* + * These two pins should be used for SD(IO) data according to the + * 96boards specification but seems to be repurposed for a IRDA UART. + * They are however named according to the spec. + */ + "[SD_DAT1]", /* HSEC pin 3: UART0_IRDA_RXD */ + "[SD_DAT2]", /* HSEC pin 5: UART0_IRDA_TXD */ + "[UART1_RXD]"; /* LSEC pin 13: DEBUG_UART6_RXD */ +}; + +&gpio7 { + /* GPIO_056-GPIO_063 */ + gpio-line-names = + "[UART1_TXD]", /* LSEC pin 11: DEBUG_UART6_TXD */ + "[UART0_CTS]", /* LSEC pin 3: UART3_CTS_N */ + "[UART0_RTS]", /* LSEC pin 9: UART3_RTS_N */ + "[UART0_RXD]", /* LSEC pin 7: UART3_RXD */ + "[UART0_TXD]", /* LSEC pin 5: UART3_TXD */ + "[SOC_BT_UART4_CTS_N]", + "[SOC_BT_UART4_RTS_N]", + "[SOC_BT_UART4_RXD]"; +}; + +&gpio8 { + /* GPIO_064-GPIO_071 */ + gpio-line-names = + "[SOC_BT_UART4_TXD]", + "NC", + "[PMU_HKADC_SSI]", + "NC", + "GPIO_068_SEL", + "NC", "NC", "NC"; + +}; + +&gpio9 { + /* GPIO_072-GPIO_079 */ + gpio-line-names = + "NC", "NC", "NC", + "GPIO-K", /* LSEC pin 33: GPIO_075_CAM1_RST_N */ + "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", + "[PCIE_PERST_N]", + "NC", "NC", "NC", "NC", "NC", "NC"; +}; + +&gpio12 { + /* GPIO_096-GPIO_103 */ + gpio-line-names = "NC", "NC", "NC", "", "", "", "", "NC"; +}; + +&gpio13 { + /* GPIO_104-GPIO_111 */ + gpio-line-names = "NC", "NC", "NC", "NC", "NC", "NC", "NC", "NC"; +}; + +&gpio14 { + /* GPIO_112-GPIO_119 */ + gpio-line-names = "NC", "NC", "NC", "NC", "NC", "NC", "NC", "NC"; +}; + +&gpio15 { + /* GPIO_120-GPIO_127 */ + gpio-line-names = + "NC", "NC", "NC", "NC", "NC", "NC", + "GPIO_126_BT_EN", + "TP902"; /* GPIO_127_JTAG_SEL0 */ +}; + +&gpio16 { + /* GPIO_128-GPIO_135 */ + gpio-line-names = "", "", "", "", "", "", "", ""; +}; + +&gpio17 { + /* GPIO_136-GPIO_143 */ + gpio-line-names = "", "", "", "", "", "", "", ""; +}; + +&gpio18 { + /* GPIO_144-GPIO_151 */ + gpio-line-names = + "[UFS_REF_CLK]", + "[UFS_RST_N]", + "[SPI1_SCLK]", /* HSEC pin 9: GPIO_146_SPI3_CLK */ + "[SPI1_DIN]", /* HSEC pin 11: GPIO_147_SPI3_DI */ + "[SPI1_DOUT]", /* HSEC pin 1: GPIO_148_SPI3_DO */ + "[SPI1_CS]", /* HSEC pin 7: GPIO_149_SPI3_CS0_N */ + "GPIO_150_USER_LED1", + "GPIO_151_USER_LED2"; +}; + +&gpio19 { + /* GPIO_152-GPIO_159 */ + gpio-line-names = "NC", "NC", "NC", "NC", "", "", "", ""; +}; + +&gpio20 { + /* GPIO_160-GPIO_167 */ + gpio-line-names = + "[SD_CLK]", + "[SD_CMD]", + "[SD_DATA0]", + "[SD_DATA1]", + "[SD_DATA2]", + "[SD_DATA3]", + "", ""; +}; + +&gpio21 { + /* GPIO_168-GPIO_175 */ + gpio-line-names = + "[WL_SDIO_CLK]", + "[WL_SDIO_CMD]", + "[WL_SDIO_DATA0]", + "[WL_SDIO_DATA1]", + "[WL_SDIO_DATA2]", + "[WL_SDIO_DATA3]", + "", ""; +}; + +&gpio22 { + /* GPIO_176-GPIO_183 */ + gpio-line-names = + "[GPIO_176_PMU_PWR_HOLD]", + "NA", + "[SYSCLK_EN]", + "GPIO_179_WL_WAKEUP_AP", + "GPIO_180_HDMI_INT", + "NA", + "GPIO-F", /* LSEC pin 28: LCD_BL_PWM */ + "[I2C0_SCL]"; /* LSEC pin 15 */ +}; + +&gpio23 { + /* GPIO_184-GPIO_191 */ + gpio-line-names = + "[I2C0_SDA]", /* LSEC pin 17 */ + "[I2C1_SCL]", /* Actual SoC I2C1 */ + "[I2C1_SDA]", /* Actual SoC I2C1 */ + "[I2C1_SCL]", /* LSEC pin 19: I2C7_SCL */ + "[I2C1_SDA]", /* LSEC pin 21: I2C7_SDA */ + "GPIO_189_USER_LED3", + "GPIO_190_USER_LED4", + ""; +}; + +&gpio24 { + /* GPIO_192-GPIO_199 */ + gpio-line-names = + "[PCM_DI]", /* LSEC pin 22: GPIO_192_I2S0_DI */ + "[PCM_DO]", /* LSEC pin 20: GPIO_193_I2S0_DO */ + "[PCM_CLK]", /* LSEC pin 18: GPIO_194_I2S0_XCLK */ + "[PCM_FS]", /* LSEC pin 16: GPIO_195_I2S0_XFS */ + "[GPIO_196_I2S2_DI]", + "[GPIO_197_I2S2_DO]", + "[GPIO_198_I2S2_XCLK]", + "[GPIO_199_I2S2_XFS]"; +}; + +&gpio25 { + /* GPIO_200-GPIO_207 */ + gpio-line-names = + "NC", + "NC", + "GPIO_202_VBUS_TYPEC", + "GPIO_203_SD_DET", + "GPIO_204_PMU12_IRQ_N", + "GPIO_205_WIFI_ACTIVE", + "GPIO_206_USBSW_SEL", + "GPIO_207_BT_ACTIVE"; +}; + +&gpio26 { + /* GPIO_208-GPIO_215 */ + gpio-line-names = + "GPIO-A", /* LSEC pin 23: GPIO_208 */ + "GPIO-B", /* LSEC pin 24: GPIO_209 */ + "GPIO-C", /* LSEC pin 25: GPIO_210 */ + "GPIO-D", /* LSEC pin 26: GPIO_211 */ + "GPIO-E", /* LSEC pin 27: GPIO_212 */ + "[PCIE_CLKREQ_N]", + "[PCIE_WAKE_N]", + "[SPI0_CLK]"; /* LSEC pin 8: SPI2_CLK */ +}; + +&gpio27 { + /* GPIO_216-GPIO_223 */ + gpio-line-names = + "[SPI0_DIN]", /* LSEC pin 10: SPI2_DI */ + "[SPI0_DOUT]", /* LSEC pin 14: SPI2_DO */ + "[SPI0_CS]", /* LSEC pin 12: SPI2_CS0_N */ + "GPIO_219_CC_INT", + "NC", + "NC", + "[PMU_INT]", + ""; +}; + +&gpio28 { + /* GPIO_224-GPIO_231 */ + gpio-line-names = + "", "", "", "", "", "", "", ""; +}; + &i2c0 { /* On Low speed expansion */ label = "LS-I2C0"; |