On 16:02-20230426, Udit Kumar wrote:
> Adding bootph-pre-ram property for pin mux needed by
> uboot.
>
> Signed-off-by: Udit Kumar <u-kumar1@xxxxxx>
> ---
> arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts | 5 +++++
> arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi | 3 +++
> 2 files changed, 8 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts
> index 2cdfd957dd12..1bcb94aec588 100644
> --- a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts
> +++ b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts
> @@ -81,7 +81,9 @@ vdd_sd_dv: gpio-regulator-TLV71033 {
> };
>
> &wkup_pmx0 {
> + bootph-pre-ram;
> mcu_uart0_pins_default: mcu_uart0_pins_default {
> + bootph-pre-ram;
> pinctrl-single,pins = <
> J721E_WKUP_IOPAD(0xf4, PIN_INPUT, 0) /* (D20) MCU_UART0_RXD */
> J721E_WKUP_IOPAD(0xf0, PIN_OUTPUT, 0) /* (D19) MCU_UART0_TXD */
> @@ -91,6 +93,7 @@ J721E_WKUP_IOPAD(0xfc, PIN_OUTPUT, 0) /* (E21) MCU_UART0_RTSn */
> };
>
> wkup_uart0_pins_default: wkup_uart0_pins_default {
> + bootph-pre-ram;
> pinctrl-single,pins = <
> J721E_WKUP_IOPAD(0xb0, PIN_INPUT, 0) /* (B14) WKUP_UART0_RXD */
> J721E_WKUP_IOPAD(0xb4, PIN_OUTPUT, 0) /* (A14) WKUP_UART0_TXD */
> @@ -125,7 +128,9 @@ J721E_WKUP_IOPAD(0x0030, PIN_INPUT, 0) /* (L4) MCU_MDIO0_MDIO */
> };
>
> &main_pmx0 {
> + bootph-pre-ram;
> main_uart0_pins_default: main_uart0_pins_default {
> + bootph-pre-ram;
> pinctrl-single,pins = <
> J721E_IOPAD(0xb0, PIN_INPUT, 0) /* (T16) UART0_RXD */
> J721E_IOPAD(0xb4, PIN_OUTPUT, 0) /* (T17) UART0_TXD */
> diff --git a/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi
> index 269424154771..d2500837a0e8 100644
> --- a/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi
> @@ -119,7 +119,9 @@ J721E_WKUP_IOPAD(0x0008, PIN_INPUT, 0) /* MCU_OSPI0_DQS */
> };
>
> &wkup_pmx2 {
> + bootph-pre-ram;
> wkup_i2c0_pins_default: wkup-i2c0-pins-default {
> + bootph-pre-ram;
> pinctrl-single,pins = <
> J721E_WKUP_IOPAD(0x98, PIN_INPUT_PULLUP, 0) /* (F20) WKUP_I2C0_SCL */
> J721E_WKUP_IOPAD(0x9c, PIN_INPUT_PULLUP, 0) /* (H21) WKUP_I2C0_SDA */
> @@ -129,6 +131,7 @@ J721E_WKUP_IOPAD(0x9c, PIN_INPUT_PULLUP, 0) /* (H21) WKUP_I2C0_SDA */
>
> &main_pmx0 {
> main_i2c0_pins_default: main-i2c0-pins-default {
> + bootph-pre-ram;
> pinctrl-single,pins = <
> J721E_IOPAD(0xd4, PIN_INPUT_PULLUP, 0) /* (V3) I2C0_SCL */
> J721E_IOPAD(0xd8, PIN_INPUT_PULLUP, 0) /* (W2) I2C0_SDA */
> --
> 2.34.1
>
There are a bunch of other nodes that neeed bootph-pre-ram -> lets first
ensure all the nodes needed for u-boot is present (esm is still in
discussion) then add bootph-pre-ram and related ones in a follow on series.
--
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5 849D 1736 249D
