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ARM: dts: at91: sama5d2: add i2c gpio pinctrl

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Add the i2c gpio pinctrls to support the i2c bus recovery

Signed-off-by: Kamel Bouhara <kamel.bouhara@bootlin.com>
[codrin.ciubotariu@microchip.com: removed gpio pull-ups]
Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
Acked-by: Ludovic Desroches <ludovic.desroches@microchip.com>
Link: https://lore.kernel.org/r/20200225155012.22764-4-codrin.ciubotariu@microchip.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
This commit is contained in:
Kamel Bouhara 2020-02-25 17:50:12 +02:00 committed by Alexandre Belloni
parent 8fb82f050c
commit 455fec938b
2 changed files with 60 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
arch/arm/boot/dts/at91-sama5d2_ptc_ek.dts
View File

@ -180,8 +180,11 @@ uart2: serial@f8024000 {
i2c0: i2c@f8028000 {
dmas = <0>, <0>;
pinctrl-names = "default";
pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c0_default>;
pinctrl-1 = <&pinctrl_i2c0_gpio>;
sda-gpios = <&pioA PIN_PD21 GPIO_ACTIVE_HIGH>;
scl-gpios = <&pioA PIN_PD22 GPIO_ACTIVE_HIGH>;
status = "okay";
};
@ -198,8 +201,11 @@ i2c2: i2c@600 {
#address-cells = <1>;
#size-cells = <0>;
clocks = <&pmc PMC_TYPE_PERIPHERAL 19>;
pinctrl-names = "default";
pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_flx0_default>;
pinctrl-1 = <&pinctrl_flx0_gpio>;
sda-gpios = <&pioA PIN_PB28 GPIO_ACTIVE_HIGH>;
scl-gpios = <&pioA PIN_PB29 GPIO_ACTIVE_HIGH>;
atmel,fifo-size = <16>;
status = "okay";
};
@ -226,8 +232,11 @@ spi1: spi@fc000000 {
i2c1: i2c@fc028000 {
dmas = <0>, <0>;
pinctrl-names = "default";
pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c1_default>;
pinctrl-1 = <&pinctrl_i2c1_gpio>;
sda-gpios = <&pioA PIN_PC6 GPIO_ACTIVE_HIGH>;
scl-gpios = <&pioA PIN_PC7 GPIO_ACTIVE_HIGH>;
status = "okay";
at24@50 {
@ -244,18 +253,36 @@ pinctrl_flx0_default: flx0_default {
bias-disable;
};
pinctrl_flx0_gpio: flx0_gpio {
pinmux = <PIN_PB28__GPIO>,
<PIN_PB29__GPIO>;
bias-disable;
};
pinctrl_i2c0_default: i2c0_default {
pinmux = <PIN_PD21__TWD0>,
<PIN_PD22__TWCK0>;
bias-disable;
};
pinctrl_i2c0_gpio: i2c0_gpio {
pinmux = <PIN_PD21__GPIO>,
<PIN_PD22__GPIO>;
bias-disable;
};
pinctrl_i2c1_default: i2c1_default {
pinmux = <PIN_PC6__TWD1>,
<PIN_PC7__TWCK1>;
bias-disable;
};
pinctrl_i2c1_gpio: i2c1_gpio {
pinmux = <PIN_PC6__GPIO>,
<PIN_PC7__GPIO>;
bias-disable;
};
pinctrl_key_gpio_default: key_gpio_default {
pinmux = <PIN_PA10__GPIO>;
bias-pull-up;

33
arch/arm/boot/dts/at91-sama5d2_xplained.dts
View File

@ -129,8 +129,11 @@ uart1: serial@f8020000 {
i2c0: i2c@f8028000 {
dmas = <0>, <0>;
pinctrl-names = "default";
pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c0_default>;
pinctrl-1 = <&pinctrl_i2c0_gpio>;
sda-gpios = <&pioA PIN_PD21 GPIO_ACTIVE_HIGH>;
scl-gpios = <&pioA PIN_PD22 GPIO_ACTIVE_HIGH>;
i2c-sda-hold-time-ns = <350>;
status = "okay";
@ -331,8 +334,11 @@ i2c2: i2c@600 {
#address-cells = <1>;
#size-cells = <0>;
clocks = <&pmc PMC_TYPE_PERIPHERAL 23>;
pinctrl-names = "default";
pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_flx4_default>;
pinctrl-1 = <&pinctrl_flx4_gpio>;
sda-gpios = <&pioA PIN_PD12 GPIO_ACTIVE_HIGH>;
scl-gpios = <&pioA PIN_PD13 GPIO_ACTIVE_HIGH>;
atmel,fifo-size = <16>;
i2c-analog-filter;
i2c-digital-filter;
@ -343,11 +349,14 @@ i2c2: i2c@600 {
i2c1: i2c@fc028000 {
dmas = <0>, <0>;
pinctrl-names = "default";
pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c1_default>;
i2c-analog-filter;
i2c-digital-filter;
i2c-digital-filter-width-ns = <35>;
pinctrl-1 = <&pinctrl_i2c1_gpio>;
sda-gpios = <&pioA PIN_PD4 GPIO_ACTIVE_HIGH>;
scl-gpios = <&pioA PIN_PD5 GPIO_ACTIVE_HIGH>;
status = "okay";
at24@54 {
@ -441,18 +450,36 @@ pinctrl_flx4_default: flx4_default {
bias-disable;
};
pinctrl_flx4_gpio: flx4_gpio {
pinmux = <PIN_PD12__GPIO>,
<PIN_PD13__GPIO>;
bias-disable;
};
pinctrl_i2c0_default: i2c0_default {
pinmux = <PIN_PD21__TWD0>,
<PIN_PD22__TWCK0>;
bias-disable;
};
pinctrl_i2c0_gpio: i2c0_gpio {
pinmux = <PIN_PD21__GPIO>,
<PIN_PD22__GPIO>;
bias-disable;
};
pinctrl_i2c1_default: i2c1_default {
pinmux = <PIN_PD4__TWD1>,
<PIN_PD5__TWCK1>;
bias-disable;
};
pinctrl_i2c1_gpio: i2c1_gpio {
pinmux = <PIN_PD4__GPIO>,
<PIN_PD5__GPIO>;
bias-disable;
};
pinctrl_i2s0_default: i2s0_default {
pinmux = <PIN_PC1__I2SC0_CK>,
<PIN_PC2__I2SC0_MCK>,