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Message-ID: <20230605002154.GT4199@dragon>
Date: Mon, 5 Jun 2023 08:21:54 +0800
From: Shawn Guo <shawnguo@...nel.org>
To: Tim Harvey <tharvey@...eworks.com>
Cc: linux-arm-kernel@...ts.infradead.org,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Sascha Hauer <s.hauer@...gutronix.de>,
Pengutronix Kernel Team <kernel@...gutronix.de>,
Fabio Estevam <festevam@...il.com>,
NXP Linux Team <linux-imx@....com>,
Li Yang <leoyang.li@....com>, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: imx8mp-venice-gw74xx: update to revB PCB
On Thu, Jun 01, 2023 at 12:31:12PM -0700, Tim Harvey wrote:
> Update the imx8mp-venice-gw74xx for revB:
> - add CAN1
> - add TIS-TPM on SPI2
> - add FAN controller
> - fix PMIC I2C bus (revA PMIC I2C was non-functional so no need for
> backward compatible option)
> - M2 socket GPIO's moved
>
> Signed-off-by: Tim Harvey <tharvey@...eworks.com>
> ---
> .../dts/freescale/imx8mp-venice-gw74xx.dts | 261 +++++++++++-------
> 1 file changed, 159 insertions(+), 102 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts
> index eb51d648359b..0e389ec5c2d4 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts
> +++ b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts
> @@ -125,12 +125,22 @@ reg_usb2_vbus: regulator-usb2 {
> regulator-max-microvolt = <5000000>;
> };
>
> + reg_can1_stby: regulator-can1-stby {
> + compatible = "regulator-fixed";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_reg_can1>;
> + regulator-name = "can1_stby";
> + gpio = <&gpio3 19 GPIO_ACTIVE_LOW>;
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + };
> +
> reg_can2_stby: regulator-can2-stby {
> compatible = "regulator-fixed";
> pinctrl-names = "default";
> - pinctrl-0 = <&pinctrl_reg_can>;
> + pinctrl-0 = <&pinctrl_reg_can2>;
> regulator-name = "can2_stby";
> - gpio = <&gpio3 19 GPIO_ACTIVE_LOW>;
> + gpio = <&gpio5 5 GPIO_ACTIVE_LOW>;
> regulator-min-microvolt = <3300000>;
> regulator-max-microvolt = <3300000>;
> };
> @@ -164,6 +174,21 @@ &A53_3 {
> cpu-supply = <®_arm>;
> };
>
> +&ecspi1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_spi1>;
> + cs-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>;
> + status = "okay";
> +
> + tpm@0 {
> + compatible = "tcg,tpm_tis-spi";
> + #address-cells = <0x1>;
> + #size-cells = <0x1>;
> + reg = <0x0>;
> + spi-max-frequency = <36000000>;
> + };
> +};
> +
> /* off-board header */
> &ecspi2 {
> pinctrl-names = "default";
> @@ -204,6 +229,13 @@ fixed-link {
> };
> };
>
> +&flexcan1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_flexcan1>;
> + xceiver-supply = <®_can1_stby>;
> + status = "okay";
> +};
> +
> &flexcan2 {
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_flexcan2>;
> @@ -214,38 +246,38 @@ &flexcan2 {
> &gpio1 {
> gpio-line-names =
> "", "", "", "", "", "", "", "",
> - "", "", "dio0", "", "dio1", "", "", "",
> + "", "dio0", "", "dio1", "", "", "", "",
> "", "", "", "", "", "", "", "",
> "", "", "", "", "", "", "", "";
> };
>
> &gpio2 {
> gpio-line-names =
> - "", "", "", "", "", "", "", "",
> - "", "", "", "", "", "", "pcie3_wdis#", "",
> + "", "", "", "", "", "", "m2_pin20", "",
> + "", "", "", "", "", "pcie1_wdis#", "pcie3_wdis#", "",
> "", "", "pcie2_wdis#", "", "", "", "", "",
> "", "", "", "", "", "", "", "";
> };
>
> &gpio3 {
> gpio-line-names =
> - "m2_gdis#", "", "", "", "", "", "", "m2_rst#",
> + "", "", "", "", "", "", "m2_rst", "",
> + "", "", "", "", "", "", "", "",
> "", "", "", "", "", "", "", "",
> - "m2_off#", "", "", "", "", "", "", "",
> "", "", "", "", "", "", "", "";
> };
>
> &gpio4 {
> gpio-line-names =
> + "", "", "m2_off#", "", "", "", "", "",
> "", "", "", "", "", "", "", "",
> - "", "", "", "", "", "", "", "",
> - "", "", "", "", "m2_wdis#", "", "", "",
> - "", "", "", "", "", "", "", "uart_rs485";
> + "", "", "m2_wdis#", "", "", "", "", "",
> + "", "", "", "", "", "", "", "rs485_en";
> };
>
> &gpio5 {
> gpio-line-names =
> - "uart_half", "uart_term", "", "", "", "", "", "",
> + "rs485_hd", "rs485_term", "", "", "", "", "", "",
> "", "", "", "", "", "", "", "",
> "", "", "", "", "", "", "", "",
> "", "", "", "", "", "", "", "";
> @@ -286,6 +318,12 @@ channel@8 {
> label = "vdd_bat";
> };
>
> + channel@16 {
> + gw,mode = <4>;
> + reg = <0x16>;
> + label = "fan_tach";
> + };
> +
> channel@82 {
> gw,mode = <2>;
> reg = <0x82>;
> @@ -358,6 +396,11 @@ channel@a2 {
> gw,voltage-divider-ohms = <10000 10000>;
> };
> };
> +
> + fan-controller@0 {
The unit-address doesn't match 'reg' property below.
Shawn
> + compatible = "gw,gsc-fan";
> + reg = <0x0a>;
> + };
> };
>
> gpio: gpio@23 {
> @@ -369,85 +412,6 @@ gpio: gpio@23 {
> interrupts = <4>;
> };
>
> - pmic@25 {
> - compatible = "nxp,pca9450c";
> - reg = <0x25>;
> - pinctrl-names = "default";
> - pinctrl-0 = <&pinctrl_pmic>;
> - interrupt-parent = <&gpio3>;
> - interrupts = <7 IRQ_TYPE_LEVEL_LOW>;
> -
> - regulators {
> - BUCK1 {
> - regulator-name = "BUCK1";
> - regulator-min-microvolt = <720000>;
> - regulator-max-microvolt = <1000000>;
> - regulator-boot-on;
> - regulator-always-on;
> - regulator-ramp-delay = <3125>;
> - };
> -
> - reg_arm: BUCK2 {
> - regulator-name = "BUCK2";
> - regulator-min-microvolt = <720000>;
> - regulator-max-microvolt = <1025000>;
> - regulator-boot-on;
> - regulator-always-on;
> - regulator-ramp-delay = <3125>;
> - nxp,dvs-run-voltage = <950000>;
> - nxp,dvs-standby-voltage = <850000>;
> - };
> -
> - BUCK4 {
> - regulator-name = "BUCK4";
> - regulator-min-microvolt = <3000000>;
> - regulator-max-microvolt = <3600000>;
> - regulator-boot-on;
> - regulator-always-on;
> - };
> -
> - BUCK5 {
> - regulator-name = "BUCK5";
> - regulator-min-microvolt = <1650000>;
> - regulator-max-microvolt = <1950000>;
> - regulator-boot-on;
> - regulator-always-on;
> - };
> -
> - BUCK6 {
> - regulator-name = "BUCK6";
> - regulator-min-microvolt = <1045000>;
> - regulator-max-microvolt = <1155000>;
> - regulator-boot-on;
> - regulator-always-on;
> - };
> -
> - LDO1 {
> - regulator-name = "LDO1";
> - regulator-min-microvolt = <1650000>;
> - regulator-max-microvolt = <1950000>;
> - regulator-boot-on;
> - regulator-always-on;
> - };
> -
> - LDO3 {
> - regulator-name = "LDO3";
> - regulator-min-microvolt = <1710000>;
> - regulator-max-microvolt = <1890000>;
> - regulator-boot-on;
> - regulator-always-on;
> - };
> -
> - LDO5 {
> - regulator-name = "LDO5";
> - regulator-min-microvolt = <1800000>;
> - regulator-max-microvolt = <3300000>;
> - regulator-boot-on;
> - regulator-always-on;
> - };
> - };
> - };
> -
> eeprom@50 {
> compatible = "atmel,24c02";
> reg = <0x50>;
> @@ -559,7 +523,6 @@ fixed-link {
> };
> };
>
> -/* off-board header */
> &i2c3 {
> clock-frequency = <400000>;
> pinctrl-names = "default", "gpio";
> @@ -568,6 +531,85 @@ &i2c3 {
> scl-gpios = <&gpio5 18 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
> sda-gpios = <&gpio5 19 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
> status = "okay";
> +
> + pmic@25 {
> + compatible = "nxp,pca9450c";
> + reg = <0x25>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_pmic>;
> + interrupt-parent = <&gpio3>;
> + interrupts = <7 IRQ_TYPE_LEVEL_LOW>;
> +
> + regulators {
> + BUCK1 {
> + regulator-name = "BUCK1";
> + regulator-min-microvolt = <720000>;
> + regulator-max-microvolt = <1000000>;
> + regulator-boot-on;
> + regulator-always-on;
> + regulator-ramp-delay = <3125>;
> + };
> +
> + reg_arm: BUCK2 {
> + regulator-name = "BUCK2";
> + regulator-min-microvolt = <720000>;
> + regulator-max-microvolt = <1025000>;
> + regulator-boot-on;
> + regulator-always-on;
> + regulator-ramp-delay = <3125>;
> + nxp,dvs-run-voltage = <950000>;
> + nxp,dvs-standby-voltage = <850000>;
> + };
> +
> + BUCK4 {
> + regulator-name = "BUCK4";
> + regulator-min-microvolt = <3000000>;
> + regulator-max-microvolt = <3600000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + BUCK5 {
> + regulator-name = "BUCK5";
> + regulator-min-microvolt = <1650000>;
> + regulator-max-microvolt = <1950000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + BUCK6 {
> + regulator-name = "BUCK6";
> + regulator-min-microvolt = <1045000>;
> + regulator-max-microvolt = <1155000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + LDO1 {
> + regulator-name = "LDO1";
> + regulator-min-microvolt = <1650000>;
> + regulator-max-microvolt = <1950000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + LDO3 {
> + regulator-name = "LDO3";
> + regulator-min-microvolt = <1710000>;
> + regulator-max-microvolt = <1890000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + LDO5 {
> + regulator-name = "LDO5";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> + };
> + };
> };
>
> /* off-board header */
> @@ -726,12 +768,14 @@ pinctrl_hog: hoggrp {
> fsl,pins = <
> MX8MP_IOMUXC_GPIO1_IO09__GPIO1_IO09 0x40000040 /* DIO0 */
> MX8MP_IOMUXC_GPIO1_IO11__GPIO1_IO11 0x40000040 /* DIO1 */
> - MX8MP_IOMUXC_NAND_DQS__GPIO3_IO14 0x40000040 /* M2SKT_OFF# */
> - MX8MP_IOMUXC_SD2_DATA3__GPIO2_IO18 0x40000150 /* PCIE2_WDIS# */
> + MX8MP_IOMUXC_SAI1_RXD0__GPIO4_IO02 0x40000040 /* M2SKT_OFF# */
> + MX8MP_IOMUXC_SAI1_TXD6__GPIO4_IO18 0x40000150 /* M2SKT_WDIS# */
> + MX8MP_IOMUXC_SD1_DATA4__GPIO2_IO06 0x40000040 /* M2SKT_PIN20 */
> + MX8MP_IOMUXC_SD1_STROBE__GPIO2_IO11 0x40000040 /* M2SKT_PIN22 */
> + MX8MP_IOMUXC_SD2_CLK__GPIO2_IO13 0x40000150 /* PCIE1_WDIS# */
> MX8MP_IOMUXC_SD2_CMD__GPIO2_IO14 0x40000150 /* PCIE3_WDIS# */
> + MX8MP_IOMUXC_SD2_DATA3__GPIO2_IO18 0x40000150 /* PCIE2_WDIS# */
> MX8MP_IOMUXC_NAND_DATA00__GPIO3_IO06 0x40000040 /* M2SKT_RST# */
> - MX8MP_IOMUXC_SAI1_TXD6__GPIO4_IO18 0x40000150 /* M2SKT_WDIS# */
> - MX8MP_IOMUXC_NAND_ALE__GPIO3_IO00 0x40000150 /* M2SKT_GDIS# */
> MX8MP_IOMUXC_SAI3_TXD__GPIO5_IO01 0x40000104 /* UART_TERM */
> MX8MP_IOMUXC_SAI3_TXFS__GPIO4_IO31 0x40000104 /* UART_RS485 */
> MX8MP_IOMUXC_SAI3_TXC__GPIO5_IO00 0x40000104 /* UART_HALF */
> @@ -784,6 +828,13 @@ MX8MP_IOMUXC_SAI1_RXC__ENET1_1588_EVENT0_OUT 0x140
> >;
> };
>
> + pinctrl_flexcan1: flexcan1grp {
> + fsl,pins = <
> + MX8MP_IOMUXC_SPDIF_RX__CAN1_RX 0x154
> + MX8MP_IOMUXC_SPDIF_TX__CAN1_TX 0x154
> + >;
> + };
> +
> pinctrl_flexcan2: flexcan2grp {
> fsl,pins = <
> MX8MP_IOMUXC_SAI5_RXD3__CAN2_TX 0x154
> @@ -869,7 +920,7 @@ MX8MP_IOMUXC_SD2_DATA1__GPIO2_IO16 0x10
>
> pinctrl_pcie0: pciegrp {
> fsl,pins = <
> - MX8MP_IOMUXC_SD2_DATA2__GPIO2_IO17 0x110
> + MX8MP_IOMUXC_SD2_DATA2__GPIO2_IO17 0x106
> >;
> };
>
> @@ -885,12 +936,18 @@ MX8MP_IOMUXC_GPIO1_IO12__GPIO1_IO12 0x140
> >;
> };
>
> - pinctrl_reg_can: regcangrp {
> + pinctrl_reg_can1: regcan1grp {
> fsl,pins = <
> MX8MP_IOMUXC_SAI5_RXFS__GPIO3_IO19 0x154
> >;
> };
>
> + pinctrl_reg_can2: regcan2grp {
> + fsl,pins = <
> + MX8MP_IOMUXC_SPDIF_EXT_CLK__GPIO5_IO05 0x154
> + >;
> + };
> +
> pinctrl_reg_usb2: regusb2grp {
> fsl,pins = <
> MX8MP_IOMUXC_GPIO1_IO06__GPIO1_IO06 0x140
> @@ -903,12 +960,12 @@ MX8MP_IOMUXC_NAND_DATA03__GPIO3_IO09 0x110
> >;
> };
>
> - pinctrl_sai2: sai2grp {
> + pinctrl_spi1: spi1grp {
> fsl,pins = <
> - MX8MP_IOMUXC_SAI2_TXFS__AUDIOMIX_SAI2_TX_SYNC 0xd6
> - MX8MP_IOMUXC_SAI2_TXD0__AUDIOMIX_SAI2_TX_DATA00 0xd6
> - MX8MP_IOMUXC_SAI2_TXC__AUDIOMIX_SAI2_TX_BCLK 0xd6
> - MX8MP_IOMUXC_SAI2_MCLK__AUDIOMIX_SAI2_MCLK 0xd6
> + MX8MP_IOMUXC_ECSPI1_SCLK__ECSPI1_SCLK 0x82
> + MX8MP_IOMUXC_ECSPI1_MOSI__ECSPI1_MOSI 0x82
> + MX8MP_IOMUXC_ECSPI1_MISO__ECSPI1_MISO 0x82
> + MX8MP_IOMUXC_ECSPI1_SS0__GPIO5_IO09 0x140
> >;
> };
>
> --
> 2.25.1
>
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