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MLK-20666-1 DTS: imx8mm: Enable i2c force idle 

Add i2c gpio pinctrl settings and properties to enable i2c force idle.
Avoid any i2c bus not released by device during reboot.

Signed-off-by: Ye Li <ye.li@nxp.com>
This commit is contained in:
Ye Li 2019-01-03 23:08:56 -08:00
parent 0e202ab93e
commit 94b6e0f525
3 changed files with 99 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

36
arch/arm/dts/fsl-imx8mm-ddr3l-val.dts
View File

@ -76,6 +76,27 @@
>;
};
pinctrl_i2c1_gpio: i2c1grp-gpio {
fsl,pins = <
MX8MM_IOMUXC_I2C1_SCL_GPIO5_IO14 0x1c3
MX8MM_IOMUXC_I2C1_SDA_GPIO5_IO15 0x1c3
>;
};
pinctrl_i2c2_gpio: i2c2grp-gpio {
fsl,pins = <
MX8MM_IOMUXC_I2C2_SCL_GPIO5_IO16 0x1c3
MX8MM_IOMUXC_I2C2_SDA_GPIO5_IO17 0x1c3
>;
};
pinctrl_i2c3_gpio: i2c3grp-gpio {
fsl,pins = <
MX8MM_IOMUXC_I2C3_SCL_GPIO5_IO18 0x1c3
MX8MM_IOMUXC_I2C3_SDA_GPIO5_IO19 0x1c3
>;
};
pinctrl_uart2: uart2grp {
fsl,pins = <
MX8MM_IOMUXC_UART2_RXD_UART2_DCE_RX 0x140
@ -129,8 +150,11 @@
&i2c1 {
clock-frequency = <400000>;
pinctrl-names = "default";
pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c1>;
pinctrl-1 = <&pinctrl_i2c1_gpio>;
scl-gpios = <&gpio5 14 GPIO_ACTIVE_HIGH>;
sda-gpios = <&gpio5 15 GPIO_ACTIVE_HIGH>;
status = "okay";
pmic: bd71837@4b {
@ -282,15 +306,21 @@
&i2c2 {
clock-frequency = <400000>;
pinctrl-names = "default";
pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c2>;
pinctrl-1 = <&pinctrl_i2c2_gpio>;
scl-gpios = <&gpio5 16 GPIO_ACTIVE_HIGH>;
sda-gpios = <&gpio5 17 GPIO_ACTIVE_HIGH>;
status = "okay";
};
&i2c3 {
clock-frequency = <100000>;
pinctrl-names = "default";
pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c3>;
pinctrl-1 = <&pinctrl_i2c3_gpio>;
scl-gpios = <&gpio5 18 GPIO_ACTIVE_HIGH>;
sda-gpios = <&gpio5 19 GPIO_ACTIVE_HIGH>;
status = "okay";
};

36
arch/arm/dts/fsl-imx8mm-ddr4-val.dts
View File

@ -94,6 +94,27 @@
>;
};
pinctrl_i2c1_gpio: i2c1grp-gpio {
fsl,pins = <
MX8MM_IOMUXC_I2C1_SCL_GPIO5_IO14 0x1c3
MX8MM_IOMUXC_I2C1_SDA_GPIO5_IO15 0x1c3
>;
};
pinctrl_i2c2_gpio: i2c2grp-gpio {
fsl,pins = <
MX8MM_IOMUXC_I2C2_SCL_GPIO5_IO16 0x1c3
MX8MM_IOMUXC_I2C2_SDA_GPIO5_IO17 0x1c3
>;
};
pinctrl_i2c3_gpio: i2c3grp-gpio {
fsl,pins = <
MX8MM_IOMUXC_I2C3_SCL_GPIO5_IO18 0x1c3
MX8MM_IOMUXC_I2C3_SDA_GPIO5_IO19 0x1c3
>;
};
pinctrl_pmic: pmicirq {
fsl,pins = <
MX8MM_IOMUXC_GPIO1_IO03_GPIO1_IO3 0x41
@ -207,8 +228,11 @@
&i2c1 {
clock-frequency = <400000>;
pinctrl-names = "default";
pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c1>;
pinctrl-1 = <&pinctrl_i2c1_gpio>;
scl-gpios = <&gpio5 14 GPIO_ACTIVE_HIGH>;
sda-gpios = <&gpio5 15 GPIO_ACTIVE_HIGH>;
status = "okay";
pmic: bd71837@4b {
@ -363,8 +387,11 @@
&i2c2 {
clock-frequency = <400000>;
pinctrl-names = "default";
pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c2>;
pinctrl-1 = <&pinctrl_i2c2_gpio>;
scl-gpios = <&gpio5 16 GPIO_ACTIVE_HIGH>;
sda-gpios = <&gpio5 17 GPIO_ACTIVE_HIGH>;
status = "okay";
typec_ptn5110_1: ptn5110@50 {
@ -396,8 +423,11 @@
&i2c3 {
clock-frequency = <100000>;
pinctrl-names = "default";
pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c3>;
pinctrl-1 = <&pinctrl_i2c3_gpio>;
scl-gpios = <&gpio5 18 GPIO_ACTIVE_HIGH>;
sda-gpios = <&gpio5 19 GPIO_ACTIVE_HIGH>;
status = "okay";
};

36
arch/arm/dts/fsl-imx8mm-evk.dts
View File

@ -101,6 +101,27 @@
>;
};
pinctrl_i2c1_gpio: i2c1grp-gpio {
fsl,pins = <
MX8MM_IOMUXC_I2C1_SCL_GPIO5_IO14 0x1c3
MX8MM_IOMUXC_I2C1_SDA_GPIO5_IO15 0x1c3
>;
};
pinctrl_i2c2_gpio: i2c2grp-gpio {
fsl,pins = <
MX8MM_IOMUXC_I2C2_SCL_GPIO5_IO16 0x1c3
MX8MM_IOMUXC_I2C2_SDA_GPIO5_IO17 0x1c3
>;
};
pinctrl_i2c3_gpio: i2c3grp-gpio {
fsl,pins = <
MX8MM_IOMUXC_I2C3_SCL_GPIO5_IO18 0x1c3
MX8MM_IOMUXC_I2C3_SDA_GPIO5_IO19 0x1c3
>;
};
pinctrl_pmic: pmicirq {
fsl,pins = <
MX8MM_IOMUXC_GPIO1_IO03_GPIO1_IO3 0x41
@ -214,8 +235,11 @@
&i2c1 {
clock-frequency = <400000>;
pinctrl-names = "default";
pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c1>;
pinctrl-1 = <&pinctrl_i2c1_gpio>;
scl-gpios = <&gpio5 14 GPIO_ACTIVE_HIGH>;
sda-gpios = <&gpio5 15 GPIO_ACTIVE_HIGH>;
status = "okay";
pmic: bd71837@4b {
@ -370,8 +394,11 @@
&i2c2 {
clock-frequency = <400000>;
pinctrl-names = "default";
pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c2>;
pinctrl-1 = <&pinctrl_i2c2_gpio>;
scl-gpios = <&gpio5 16 GPIO_ACTIVE_HIGH>;
sda-gpios = <&gpio5 17 GPIO_ACTIVE_HIGH>;
status = "okay";
typec_ptn5110_1: ptn5110@50 {
@ -403,8 +430,11 @@
&i2c3 {
clock-frequency = <100000>;
pinctrl-names = "default";
pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c3>;
pinctrl-1 = <&pinctrl_i2c3_gpio>;
scl-gpios = <&gpio5 18 GPIO_ACTIVE_HIGH>;
sda-gpios = <&gpio5 19 GPIO_ACTIVE_HIGH>;
status = "okay";
};