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| author | Nishanth Menon <nm@ti.com> | 2023-06-01 13:31:46 -0500 |
|---|---|---|
| committer | Vignesh Raghavendra <vigneshr@ti.com> | 2023-06-15 11:05:49 +0530 |
| commit | 86718345b4d3c0d386b3f73ef43e7f72ff04cf4a (patch) | |
| tree | 9607e67aedb362773e1ab741bc0303977ef25524 /arch/arm64/boot/dts/ti | |
| parent | 26efc8d1ad0cc14e2740d310935fa146b1fc5a58 (diff) | |
| download | linux-stable-86718345b4d3c0d386b3f73ef43e7f72ff04cf4a.tar.gz linux-stable-86718345b4d3c0d386b3f73ef43e7f72ff04cf4a.tar.bz2 linux-stable-86718345b4d3c0d386b3f73ef43e7f72ff04cf4a.zip | |
arm64: dts: ti: j721e-common-proc-board: Add uart pinmux
Explicitly define the pinmux rather than depend on bootloader configured
pinmux for the platform.
Signed-off-by: Nishanth Menon <nm@ti.com>
Link: https://lore.kernel.org/r/20230601183151.1000157-5-nm@ti.com
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Diffstat (limited to 'arch/arm64/boot/dts/ti')
| -rw-r--r-- | arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts | 62 |
1 files changed, 58 insertions, 4 deletions
diff --git a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts index 84336376aad1..fa9094321729 100644 --- a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts +++ b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts @@ -174,6 +174,36 @@ }; &main_pmx0 { + main_uart0_pins_default: main-uart0-pins-default { + pinctrl-single,pins = < + J721E_IOPAD(0x1d4, PIN_INPUT, 1) /* (Y3) SPI1_CS0.UART0_CTSn */ + J721E_IOPAD(0x1c0, PIN_OUTPUT, 1) /* (AA2) SPI0_CS0.UART0_RTSn */ + J721E_IOPAD(0x1e8, PIN_INPUT, 0) /* (AB2) UART0_RXD */ + J721E_IOPAD(0x1ec, PIN_OUTPUT, 0) /* (AB3) UART0_TXD */ + >; + }; + + main_uart1_pins_default: main-uart1-pins-default { + pinctrl-single,pins = < + J721E_IOPAD(0x1f8, PIN_INPUT, 0) /* (AA4) UART1_RXD */ + J721E_IOPAD(0x1fc, PIN_OUTPUT, 0) /* (AB4) UART1_TXD */ + >; + }; + + main_uart2_pins_default: main-uart2-pins-default { + pinctrl-single,pins = < + J721E_IOPAD(0x1dc, PIN_INPUT, 3) /* (Y1) SPI1_CLK.UART2_RXD */ + J721E_IOPAD(0x1e0, PIN_OUTPUT, 3) /* (Y5) SPI1_D0.UART2_TXD */ + >; + }; + + main_uart4_pins_default: main-uart4-pins-default { + pinctrl-single,pins = < + J721E_IOPAD(0x190, PIN_INPUT, 1) /* (W23) RGMII6_TD3.UART4_RXD */ + J721E_IOPAD(0x194, PIN_OUTPUT, 1) /* (W28) RGMII6_TD2.UART4_TXD */ + >; + }; + sw10_button_pins_default: sw10-button-pins-default { pinctrl-single,pins = < J721E_IOPAD(0x0, PIN_INPUT, 7) /* (AC18) EXTINTn.GPIO0_0 */ @@ -295,6 +325,22 @@ }; &wkup_pmx0 { + wkup_uart0_pins_default: wkup-uart0-pins-default { + pinctrl-single,pins = < + J721E_WKUP_IOPAD(0xa0, PIN_INPUT, 0) /* (J29) WKUP_UART0_RXD */ + J721E_WKUP_IOPAD(0xa4, PIN_OUTPUT, 0) /* (J28) WKUP_UART0_TXD */ + >; + }; + + mcu_uart0_pins_default: mcu-uart0-pins-default { + pinctrl-single,pins = < + J721E_WKUP_IOPAD(0xe8, PIN_INPUT, 0) /* (H29) WKUP_GPIO0_14.MCU_UART0_CTSn */ + J721E_WKUP_IOPAD(0xec, PIN_OUTPUT, 0) /* (J27) WKUP_GPIO0_15.MCU_UART0_RTSn */ + J721E_WKUP_IOPAD(0xe4, PIN_INPUT, 0) /* (H28) WKUP_GPIO0_13.MCU_UART0_RXD */ + J721E_WKUP_IOPAD(0xe0, PIN_OUTPUT, 0) /* (G29) WKUP_GPIO0_12.MCU_UART0_TXD */ + >; + }; + sw11_button_pins_default: sw11-button-pins-default { pinctrl-single,pins = < J721E_WKUP_IOPAD(0xcc, PIN_INPUT, 7) /* (G28) WKUP_GPIO0_7 */ @@ -375,32 +421,40 @@ &wkup_uart0 { /* Wakeup UART is used by System firmware */ status = "reserved"; + pinctrl-names = "default"; + pinctrl-0 = <&wkup_uart0_pins_default>; }; &mcu_uart0 { status = "okay"; - /* Default pinmux */ + pinctrl-names = "default"; + pinctrl-0 = <&mcu_uart0_pins_default>; }; &main_uart0 { status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&main_uart0_pins_default>; /* Shared with ATF on this platform */ power-domains = <&k3_pds 146 TI_SCI_PD_SHARED>; }; &main_uart1 { status = "okay"; - /* Default pinmux */ + pinctrl-names = "default"; + pinctrl-0 = <&main_uart1_pins_default>; }; &main_uart2 { status = "okay"; - /* Default pinmux */ + pinctrl-names = "default"; + pinctrl-0 = <&main_uart2_pins_default>; }; &main_uart4 { status = "okay"; - /* Default pinmux */ + pinctrl-names = "default"; + pinctrl-0 = <&main_uart4_pins_default>; }; &main_gpio2 { |