arm: at91: dt: at91sam9 add serial pinctrl support
Set the dbgu pinctrl config by default as we have only one possible config
For other uart set the rxd/txd by default.
For at91sam9x5ek create soc based dts as we need to include specific soc dtsi.
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/arch/arm/boot/dts/at91sam9263.dtsi b/arch/arm/boot/dts/at91sam9263.dtsi
index c8028fc..579f82d 100644
--- a/arch/arm/boot/dts/at91sam9263.dtsi
+++ b/arch/arm/boot/dts/at91sam9263.dtsi
@@ -105,6 +105,55 @@
>;
/* shared pinctrl settings */
+ dbgu {
+ pinctrl_dbgu: dbgu-0 {
+ atmel,pins =
+ <2 30 0x1 0x0 /* PC30 periph A */
+ 2 31 0x1 0x1>; /* PC31 periph with pullup */
+ };
+ };
+
+ uart0 {
+ pinctrl_uart0: uart0-0 {
+ atmel,pins =
+ <0 26 0x1 0x1 /* PA26 periph A with pullup */
+ 0 27 0x1 0x0>; /* PA27 periph A */
+ };
+
+ pinctrl_uart0_rts_cts: uart0_rts_cts-0 {
+ atmel,pins =
+ <0 28 0x1 0x0 /* PA28 periph A */
+ 0 29 0x1 0x0>; /* PA29 periph A */
+ };
+ };
+
+ uart1 {
+ pinctrl_uart1: uart1-0 {
+ atmel,pins =
+ <3 0 0x1 0x1 /* PD0 periph A with pullup */
+ 3 1 0x1 0x0>; /* PD1 periph A */
+ };
+
+ pinctrl_uart1_rts_cts: uart1_rts_cts-0 {
+ atmel,pins =
+ <3 7 0x2 0x0 /* PD7 periph B */
+ 3 8 0x2 0x0>; /* PD8 periph B */
+ };
+ };
+
+ uart2 {
+ pinctrl_uart2: uart2-0 {
+ atmel,pins =
+ <3 2 0x1 0x1 /* PD2 periph A with pullup */
+ 3 3 0x1 0x0>; /* PD3 periph A */
+ };
+
+ pinctrl_uart2_rts_cts: uart2_rts_cts-0 {
+ atmel,pins =
+ <3 5 0x2 0x0 /* PD5 periph B */
+ 4 6 0x2 0x0>; /* PD6 periph B */
+ };
+ };
pioA: gpio@fffff200 {
compatible = "atmel,at91rm9200-gpio";
@@ -161,6 +210,8 @@
compatible = "atmel,at91sam9260-usart";
reg = <0xffffee00 0x200>;
interrupts = <1 4 7>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_dbgu>;
status = "disabled";
};
@@ -170,6 +221,8 @@
interrupts = <7 4 5>;
atmel,use-dma-rx;
atmel,use-dma-tx;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart0>;
status = "disabled";
};
@@ -179,6 +232,8 @@
interrupts = <8 4 5>;
atmel,use-dma-rx;
atmel,use-dma-tx;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart1>;
status = "disabled";
};
@@ -188,6 +243,8 @@
interrupts = <9 4 5>;
atmel,use-dma-rx;
atmel,use-dma-tx;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart2>;
status = "disabled";
};