2024-02-27 19:31:44

by Frank Li

Subject: [PATCH v2 1/3] arm64: dts: imx8qm-mek: add adc0 support

Add adc0 for imx8qm-mek board.

Signed-off-by: Frank Li <[email protected]>
---

Notes:
Change from v1 to v2
- none

arch/arm64/boot/dts/freescale/imx8qm-mek.dts | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
index 77ac0efdfaada..0c4972724b041 100644
--- a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
+++ b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
@@ -39,6 +39,20 @@ reg_usdhc2_vmmc: usdhc2-vmmc {
gpio = <&lsio_gpio4 19 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
+
+ reg_vref_1v8: regulator-adc-vref {
+ compatible = "regulator-fixed";
+ regulator-name = "vref_1v8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ };
+};
+
+&adc0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_adc0>;
+ vref-supply = <&reg_vref_1v8>;
+ status = "okay";
};

&i2c1 {
@@ -130,6 +144,12 @@ IMX8QM_GPT0_CAPTURE_LSIO_GPIO0_IO15 0xc600004c
>;
};

+ pinctrl_adc0: adc0grp {
+ fsl,pins = <
+ IMX8QM_ADC_IN0_DMA_ADC0_IN0 0xc0000060
+ >;
+ };
+
pinctrl_fec1: fec1grp {
fsl,pins = <
IMX8QM_ENET0_MDC_CONN_ENET0_MDC 0x06000020
--
2.34.1

2024-02-27 19:32:30

by Frank Li

Subject: [PATCH v2 2/3] arm64: dts: imx8qm-mek: add lpspi2 support

Add lpspi2 support for imx8qm-mek board.

Signed-off-by: Frank Li <[email protected]>
---

Notes:
Change from v1 to v2
- remove unused property fsl,spi-num-chipselects = <1>;
- rename lpspi2cs to lpspi2csgrp to fixed DTB_CHECK warning

arch/arm64/boot/dts/freescale/imx8qm-mek.dts | 29 ++++++++++++++++++++
1 file changed, 29 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
index 0c4972724b041..66e0400d7bf8a 100644
--- a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
+++ b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
@@ -85,6 +85,21 @@ &lpuart3 {
status = "okay";
};

+&lpspi2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_lpspi2 &pinctrl_lpspi2_cs>;
+ cs-gpios = <&lsio_gpio3 10 GPIO_ACTIVE_LOW>;
+ status = "okay";
+
+ spidev0: spi@0 {
+ reg = <0>;
+ compatible = "rohm,dh2228fv";
+ spi-max-frequency = <30000000>;
+ };
+};
+
&fec1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_fec1>;
@@ -169,6 +184,20 @@ IMX8QM_ENET0_RGMII_RXD3_CONN_ENET0_RGMII_RXD3 0x06000020
>;
};

+ pinctrl_lpspi2: lpspi2grp {
+ fsl,pins = <
+ IMX8QM_SPI2_SCK_DMA_SPI2_SCK 0x06000040
+ IMX8QM_SPI2_SDO_DMA_SPI2_SDO 0x06000040
+ IMX8QM_SPI2_SDI_DMA_SPI2_SDI 0x06000040
+ >;
+ };
+
+ pinctrl_lpspi2_cs: lpspi2csgrp {
+ fsl,pins = <
+ IMX8QM_SPI2_CS0_LSIO_GPIO3_IO10 0x21
+ >;
+ };
+
pinctrl_lpuart0: lpuart0grp {
fsl,pins = <
IMX8QM_UART0_RX_DMA_UART0_RX 0x06000020
--
2.34.1

2024-02-27 20:16:52

by Frank Li

Subject: [PATCH v2 3/3] arm64: dts: imx8qm-mek: add flexspi0 support

Add flexspi0 support for imx8qm-mek board.

Signed-off-by: Frank Li <[email protected]>
---

Notes:
Change from v1 to v2
- use flash to fixed dtb_check warning
- remove usued property nxp,fspi-dll-slvdly = <4>;

arch/arm64/boot/dts/freescale/imx8qm-mek.dts | 37 ++++++++++++++++++++
1 file changed, 37 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
index 66e0400d7bf8a..5c6b39c6933fc 100644
--- a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
+++ b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
@@ -100,6 +100,22 @@ spidev0: spi@0 {
};
};

+&flexspi0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_flexspi0>;
+ status = "okay";
+
+ flash0: flash@0 {
+ reg = <0>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "jedec,spi-nor";
+ spi-max-frequency = <133000000>;
+ spi-tx-bus-width = <8>;
+ spi-rx-bus-width = <8>;
+ };
+};
+
&fec1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_fec1>;
@@ -198,6 +214,27 @@ IMX8QM_SPI2_CS0_LSIO_GPIO3_IO10 0x21
>;
};

+ pinctrl_flexspi0: flexspi0grp {
+ fsl,pins = <
+ IMX8QM_QSPI0A_DATA0_LSIO_QSPI0A_DATA0 0x06000021
+ IMX8QM_QSPI0A_DATA1_LSIO_QSPI0A_DATA1 0x06000021
+ IMX8QM_QSPI0A_DATA2_LSIO_QSPI0A_DATA2 0x06000021
+ IMX8QM_QSPI0A_DATA3_LSIO_QSPI0A_DATA3 0x06000021
+ IMX8QM_QSPI0A_DQS_LSIO_QSPI0A_DQS 0x06000021
+ IMX8QM_QSPI0A_SS0_B_LSIO_QSPI0A_SS0_B 0x06000021
+ IMX8QM_QSPI0A_SS1_B_LSIO_QSPI0A_SS1_B 0x06000021
+ IMX8QM_QSPI0A_SCLK_LSIO_QSPI0A_SCLK 0x06000021
+ IMX8QM_QSPI0B_SCLK_LSIO_QSPI0B_SCLK 0x06000021
+ IMX8QM_QSPI0B_DATA0_LSIO_QSPI0B_DATA0 0x06000021
+ IMX8QM_QSPI0B_DATA1_LSIO_QSPI0B_DATA1 0x06000021
+ IMX8QM_QSPI0B_DATA2_LSIO_QSPI0B_DATA2 0x06000021
+ IMX8QM_QSPI0B_DATA3_LSIO_QSPI0B_DATA3 0x06000021
+ IMX8QM_QSPI0B_DQS_LSIO_QSPI0B_DQS 0x06000021
+ IMX8QM_QSPI0B_SS0_B_LSIO_QSPI0B_SS0_B 0x06000021
+ IMX8QM_QSPI0B_SS1_B_LSIO_QSPI0B_SS1_B 0x06000021
+ >;
+ };
+
pinctrl_lpuart0: lpuart0grp {
fsl,pins = <
IMX8QM_UART0_RX_DMA_UART0_RX 0x06000020
--
2.34.1

2024-03-29 03:12:42

by Shawn Guo

Subject: Re: [PATCH v2 1/3] arm64: dts: imx8qm-mek: add adc0 support

On Tue, Feb 27, 2024 at 02:30:46PM -0500, Frank Li wrote:
> Add adc0 for imx8qm-mek board.
>
> Signed-off-by: Frank Li <[email protected]>

Applied all, thanks!