From: Wolfram Sang <wsa@xxxxxxxxxxxxxxxxxxxx>
I decided to put the pinmuxing into the dtsi file since there is only
one pinmux posiibility which one probably wants to have when using the
bus.
Signed-off-by: Wolfram Sang <wsa@xxxxxxxxxxxxxxxxxxxx>
Acked-by: Magnus Damm <damm@xxxxxxxxxxxxx>
---
arch/arm/boot/dts/r7s72100.dtsi | 102 ++++++++++++++++++++++++++++++++++++++++
1 file changed, 102 insertions(+)
diff --git a/arch/arm/boot/dts/r7s72100.dtsi b/arch/arm/boot/dts/r7s72100.dtsi
index d396b38..ff0bd6b 100644
--- a/arch/arm/boot/dts/r7s72100.dtsi
+++ b/arch/arm/boot/dts/r7s72100.dtsi
@@ -8,6 +8,8 @@
* kind, whether express or implied.
*/
+#include <dt-bindings/interrupt-controller/irq.h>
+
/ {
compatible = "renesas,r7s72100";
interrupt-parent = <&gic>;
@@ -15,6 +17,10 @@
#size-cells = <1>;
aliases {
+ i2c0 = &i2c0;
+ i2c1 = &i2c1;
+ i2c2 = &i2c2;
+ i2c3 = &i2c3;
gpio0 = &port0;
gpio1 = &port1;
gpio2 = &port2;
@@ -58,6 +64,26 @@
<0xfcfe7b40 0x04>, /* JPMC */
<0xfcfe7b90 0x04>, /* JPMCSR */
<0xfcfe7f00 0x04>; /* JPIBC */
+
+ riic0_pins: i2c0 {
+ renesas,groups = "riic0_scl_p1_0", "riic0_sda_p1_1";
+ renesas,function = "riic0";
+ };
+
+ riic1_pins: i2c1 {
+ renesas,groups = "riic1_scl_p1_2", "riic1_sda_p1_3";
+ renesas,function = "riic1";
+ };
+
+ riic2_pins: i2c2 {
+ renesas,groups = "riic2_scl_p1_4", "riic2_sda_p1_5";
+ renesas,function = "riic2";
+ };
+
+ riic3_pins: i2c3 {
+ renesas,groups = "riic3_scl_p1_6", "riic3_sda_p1_7";
+ renesas,function = "riic3";
+ };
};
port0: gpio@fcfe3100 {
@@ -187,4 +213,80 @@
gpio-controller;
gpio-ranges = <&pfc 0 192 2>;
};
+
+ i2c0: i2c@fcfee000 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "renesas,riic-r7s72100", "renesas,riic-rz";
+ reg = <0xfcfee000 0x44>;
+ interrupts = <0 157 IRQ_TYPE_LEVEL_HIGH>,
+ <0 158 IRQ_TYPE_EDGE_RISING>,
+ <0 159 IRQ_TYPE_EDGE_RISING>,
+ <0 160 IRQ_TYPE_LEVEL_HIGH>,
+ <0 161 IRQ_TYPE_LEVEL_HIGH>,
+ <0 162 IRQ_TYPE_LEVEL_HIGH>,
+ <0 163 IRQ_TYPE_LEVEL_HIGH>,
+ <0 164 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-0 = <&riic0_pins>;
+ pinctrl-names = "default";
+ clock-frequency = <100000>;
+ status = "disabled";
+ };
+
+ i2c1: i2c@fcfee400 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "renesas,riic-r7s72100", "renesas,riic-rz";
+ reg = <0xfcfee400 0x44>;
+ interrupts = <0 165 IRQ_TYPE_LEVEL_HIGH>,
+ <0 166 IRQ_TYPE_EDGE_RISING>,
+ <0 167 IRQ_TYPE_EDGE_RISING>,
+ <0 168 IRQ_TYPE_LEVEL_HIGH>,
+ <0 169 IRQ_TYPE_LEVEL_HIGH>,
+ <0 170 IRQ_TYPE_LEVEL_HIGH>,
+ <0 171 IRQ_TYPE_LEVEL_HIGH>,
+ <0 172 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-0 = <&riic1_pins>;
+ pinctrl-names = "default";
+ clock-frequency = <100000>;
+ status = "disabled";
+ };
+
+ i2c2: i2c@fcfee800 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "renesas,riic-r7s72100", "renesas,riic-rz";
+ reg = <0xfcfee800 0x44>;
+ interrupts = <0 173 IRQ_TYPE_LEVEL_HIGH>,
+ <0 174 IRQ_TYPE_EDGE_RISING>,
+ <0 175 IRQ_TYPE_EDGE_RISING>,
+ <0 176 IRQ_TYPE_LEVEL_HIGH>,
+ <0 177 IRQ_TYPE_LEVEL_HIGH>,
+ <0 178 IRQ_TYPE_LEVEL_HIGH>,
+ <0 179 IRQ_TYPE_LEVEL_HIGH>,
+ <0 180 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-0 = <&riic2_pins>;
+ pinctrl-names = "default";
+ clock-frequency = <100000>;
+ status = "disabled";
+ };
+
+ i2c3: i2c@fcfeec00 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "renesas,riic-r7s72100", "renesas,riic-rz";
+ reg = <0xfcfeec00 0x44>;
+ interrupts = <0 181 IRQ_TYPE_LEVEL_HIGH>,
+ <0 182 IRQ_TYPE_EDGE_RISING>,
+ <0 183 IRQ_TYPE_EDGE_RISING>,
+ <0 184 IRQ_TYPE_LEVEL_HIGH>,
+ <0 185 IRQ_TYPE_LEVEL_HIGH>,
+ <0 186 IRQ_TYPE_LEVEL_HIGH>,
+ <0 187 IRQ_TYPE_LEVEL_HIGH>,
+ <0 188 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-0 = <&riic3_pins>;
+ pinctrl-names = "default";
+ clock-frequency = <100000>;
+ status = "disabled";
+ };
};
--
1.8.4.2
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