From: Sinthu Raja Date: Fri, 2 Jun 2023 15:35:50 +0000 (-0500) Subject: arm64: dts: ti: k3-am68-sk-base-board: Add pinmux for RPi Header X-Git-Tag: v6.6.17~4534^2~14^2~18 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=92fee724058d5272f1b1be7805fe3cdf0f561c8f;p=platform%2Fkernel%2Flinux-rpi.git arm64: dts: ti: k3-am68-sk-base-board: Add pinmux for RPi Header Add pinmux required to bring out the i2c and gpios on 40-pin RPi expansion header on the AM68 SK board. Signed-off-by: Sinthu Raja Signed-off-by: Nishanth Menon Reviewed-by: Udit Kumar Link: https://lore.kernel.org/r/20230602153554.1571128-3-nm@ti.com Signed-off-by: Vignesh Raghavendra --- diff --git a/arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts b/arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts index 37b598e..014ff13 100644 --- a/arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts +++ b/arch/arm64/boot/dts/ti/k3-am68-sk-base-board.dts @@ -173,6 +173,32 @@ J721S2_IOPAD(0x09c, PIN_INPUT, 0) /* (T24) MCASP0_AXR11.MCAN7_TX */ >; }; + + main_i2c4_pins_default: main-i2c4-pins-default { + pinctrl-single,pins = < + J721S2_IOPAD(0x010, PIN_INPUT_PULLUP, 8) /* (AF28) MCAN13_RX.I2C4_SDA */ + J721S2_IOPAD(0x014, PIN_INPUT_PULLUP, 8) /* (AD25) MCAN14_TX.I2C4_SCL */ + >; + }; + + rpi_header_gpio0_pins_default: rpi-header-gpio0-pins-default { + pinctrl-single,pins = < + J721S2_IOPAD(0x0a8, PIN_INPUT, 7) /* (U24) MCASP0_AXR14.GPIO0_42 */ + J721S2_IOPAD(0x090, PIN_INPUT, 7) /* (W24) MCASP0_AXR8.GPIO0_36 */ + J721S2_IOPAD(0x0bc, PIN_INPUT, 7) /* (V28) MCASP1_AFSX.GPIO0_47 */ + J721S2_IOPAD(0x06c, PIN_INPUT, 7) /* (V26) MCAN1_TX.GPIO0_27 */ + J721S2_IOPAD(0x004, PIN_INPUT, 7) /* (W25) MCAN12_TX.GPIO0_1 */ + J721S2_IOPAD(0x008, PIN_INPUT, 7) /* (AC24) MCAN12_RX.GPIO0_2 */ + J721S2_IOPAD(0x0b8, PIN_INPUT, 7) /* (AA24) MCASP1_ACLKX.GPIO0_46 */ + J721S2_IOPAD(0x00c, PIN_INPUT, 7) /* (AE28) MCAN13_TX.GPIO0_3 */ + J721S2_IOPAD(0x034, PIN_INPUT, 7) /* (AD24) PMIC_WAKE0.GPIO0_13 */ + J721S2_IOPAD(0x0a4, PIN_INPUT, 7) /* (T23) MCASP0_AXR13.GPIO0_41 */ + J721S2_IOPAD(0x0c0, PIN_INPUT, 7) /* (T28) MCASP1_AXR0.GPIO0_48 */ + J721S2_IOPAD(0x0b4, PIN_INPUT, 7) /* (U25) MCASP1_AXR4.GPIO0_45 */ + J721S2_IOPAD(0x0cc, PIN_INPUT, 7) /* (AE27) SPI0_CS0.GPIO0_51 */ + J721S2_IOPAD(0x08c, PIN_INPUT, 7) /* (T25) MCASP0_AXR7.GPIO0_35 */ + >; + }; }; &wkup_pmx2 { @@ -214,12 +240,46 @@ >; }; + mcu_i2c0_pins_default: mcu-i2c0-pins-default { + pinctrl-single,pins = < + J721S2_WKUP_IOPAD(0x0a0, PIN_INPUT, 0) /* (G24) MCU_I2C0_SCL */ + J721S2_WKUP_IOPAD(0x0a4, PIN_INPUT, 0) /* (J25) MCU_I2C0_SDA */ + >; + }; + mcu_i2c1_pins_default: mcu-i2c1-pins-default { pinctrl-single,pins = < J721S2_WKUP_IOPAD(0x078, PIN_INPUT, 0) /* (F24) WKUP_GPIO0_8.MCU_I2C1_SCL */ J721S2_WKUP_IOPAD(0x07c, PIN_INPUT, 0) /* (H26) WKUP_GPIO0_9.MCU_I2C1_SDA */ >; }; + + mcu_rpi_header_gpio0_pins0_default: mcu-rpi-header-gpio0-pins0-default { + pinctrl-single,pins = < + J721S2_WKUP_IOPAD(0x118, PIN_INPUT, 7) /* (G25) WKUP_GPIO0_66 */ + J721S2_WKUP_IOPAD(0x05C, PIN_INPUT, 7) /* (E24) MCU_SPI1_D0.WKUP_GPIO0_1 */ + J721S2_WKUP_IOPAD(0x060, PIN_INPUT, 7) /* (C28) MCU_SPI1_D1.WKUP_GPIO0_2 */ + J721S2_WKUP_IOPAD(0x058, PIN_INPUT, 7) /* (D26) MCU_SPI1_CLK.WKUP_GPIO0_0 */ + J721S2_WKUP_IOPAD(0x094, PIN_INPUT, 7) /* (D25) MCU_SPI1_CS2.WKUP_GPIO0_15*/ + J721S2_WKUP_IOPAD(0x0B8, PIN_INPUT, 7) /* (G27) WKUP_GPIO0_56 */ + J721S2_WKUP_IOPAD(0x114, PIN_INPUT, 7) /* (J26) WKUP_GPIO0_57 */ + J721S2_WKUP_IOPAD(0x11C, PIN_INPUT, 7) /* (J27) WKUP_GPIO0_67 */ + J721S2_WKUP_IOPAD(0x064, PIN_INPUT, 7) /* (C27) MCU_SPI1_CS0.WKUP_GPIO0_3 */ + >; + }; +}; + +&wkup_pmx3 { + mcu_rpi_header_gpio0_pins1_default: mcu-rpi-header-gpio0-pins1-default { + pinctrl-single,pins = < + J721S2_WKUP_IOPAD(0x000, PIN_INPUT, 7) /* (K26) WKUP_GPIO0_49 */ + >; + }; +}; + +&main_gpio0 { + pinctrl-names = "default"; + pinctrl-0 = <&rpi_header_gpio0_pins_default>; }; &main_gpio2 { @@ -235,7 +295,8 @@ }; &wkup_gpio0 { - status = "disabled"; + pinctrl-names = "default"; + pinctrl-0 = <&mcu_rpi_header_gpio0_pins0_default>, <&mcu_rpi_header_gpio0_pins1_default>; }; &wkup_gpio1 { @@ -271,6 +332,20 @@ }; }; +&main_i2c4 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&main_i2c4_pins_default>; + clock-frequency = <400000>; +}; + +&mcu_i2c0 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&mcu_i2c0_pins_default>; + clock-frequency = <400000>; +}; + &main_sdhci0 { /* Unused */ status = "disabled";