i2c: add i2c support for axg

PD#142470: i2c: add i2c support fot axg and fix i2c_ao error on axg

Change-Id: I15c00bc5833dd10c94562e939c6b53d0138ac231
Signed-off-by: Xuhua Zhang <xuhua.zhang@amlogic.com>

diff --git a/arch/arm64/boot/dts/amlogic/mesonaxg.dtsi b/arch/arm64/boot/dts/amlogic/mesonaxg.dtsi
index 10867ae..33521fd 100644 (file)
--- a/arch/arm64/boot/dts/amlogic/mesonaxg.dtsi
+++ b/arch/arm64/boot/dts/amlogic/mesonaxg.dtsi
@@ -332,6 +332,86 @@
                /*and you can shoose it in file dt-bindings/pwm/meson.h*/
        };
 
+       i2c_ao: i2c@ff805000{ /*I2C-AO*/
+               compatible = "amlogic, meson-i2c";
+               dev_name = "i2c-AO";
+               status = "disabled";
+               reg = <0x0 0xff805000 0x0 0x1d>;
+               device_id = <0>;
+               pinctrl-names="default";
+               pinctrl-0=<&ao_i2c_master>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+               use_pio = <0>;
+               master_i2c_speed = <300000>;
+               clocks = <&clkc CLKID_AO_I2C>;
+               clock-names = "clk_i2c";
+       };
+
+       i2c_a: i2c@ffd1f000 { /*I2C-A*/
+               compatible = "amlogic, meson-i2c";
+               dev_name = "i2c-A";
+               status = "disabled";
+               reg = <0x0 0xffd1f000 0x0 0x20>;
+               device_id = <1>;
+               pinctrl-names="default";
+               pinctrl-0=<&a_i2c_master>;/*p200 i2c-A multiplex with usb PWR*/
+               #address-cells = <1>;
+               #size-cells = <0>;
+               use_pio = <0>;
+               master_i2c_speed = <300000>;
+               clocks = <&clkc CLKID_I2C>;
+               clock-names = "clk_i2c";
+       };
+
+       i2c_b: i2c@ffd1e000 { /*I2C-B*/
+               compatible = "amlogic, meson-i2c";
+               dev_name = "i2c-B";
+               status = "disabled";
+               reg = <0x0 0xffd1e000 0x0 0x20>;
+               device_id = <2>;
+               pinctrl-names="default";
+               pinctrl-0=<&b_i2c_master>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+               use_pio = <0>;
+               master_i2c_speed = <300000>;
+               clocks = <&clkc CLKID_I2C>;
+               clock-names = "clk_i2c";
+       };
+
+       i2c_c: i2c@ffd1d000 { /*I2C-C*/
+               compatible = "amlogic, meson-i2c";
+               dev_name = "i2c-C";
+               status = "disabled";
+               reg = <0x0 0xffd1d000 0x0 0x20>;
+               device_id = <3>;
+               pinctrl-names="default";
+               pinctrl-0=<&c_i2c_master>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+               use_pio = <0>;
+               master_i2c_speed = <300000>;
+               clocks = <&clkc CLKID_I2C>;
+               clock-names = "clk_i2c";
+       };
+
+       i2c_d: i2c@ffd1c000 { /*I2C-D*/
+               compatible = "amlogic, meson-i2c";
+               dev_name = "i2c-D";
+               status = "disabled";
+               reg = <0x0 0xffd1c000 0x0 0x20>;
+               device_id = <4>;
+               pinctrl-names="default";
+               pinctrl-0=<&d_i2c_master>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+               use_pio = <0>;
+               master_i2c_speed = <300000>;
+               clocks = <&clkc CLKID_I2C>;
+               clock-names = "clk_i2c";
+       };
+
 };/* end of / */
 
 &pinctrl_aobus {
@@ -349,6 +429,27 @@
                                function = "uart_ao_a";
                        };
                };
+
+       ao_i2c_master:ao_i2c{
+               mux {
+                       pins = "GPIOAO_4","GPIOAO_5";
+                       function = "i2c_ao";
+               };
+       };
+
+       ao_i2c_master_pin1:ao_i2c_pin1{
+               mux {
+                       pins = "GPIOAO_8","GPIOAO_9";
+                       function = "i2c_ao";
+               };
+       };
+
+       ao_i2c_master_pin2:ao_i2c_pin2{
+               mux {
+                       pins = "GPIOAO_10","GPIOAO_11";
+                       function = "i2c_ao";
+               };
+       };
 }; /* end of pinctrl_aobus */
 
 &pinctrl_periphs {
@@ -364,7 +465,48 @@
                        pins = "GPIOZ_8","GPIOZ_9";
                        function = "i2c_b";
                };
+       };
+
+       b_i2c_master_pin1:b_i2c_pin1 {
+               mux {
+                       pins = "GPIOX_16","GPIOX_17";
+                       function = "i2c_b";
+               };
+       };
 
+       c_i2c_master:c_i2c {
+               mux {
+                       pins = "GPIOX_18","GPIOX_19";
+                       function = "i2c_c";
+               };
+       };
+
+       c_i2c_master_pin1:c_i2c_pin1 {
+               mux {
+                       pins = "GPIOA_17","GPIOA_18";
+                       function = "i2c_c";
+               };
+       };
+
+       d_i2c_master:d_i2c {
+               mux {
+                       pins = "GPIOA_6","GPIOA_7";
+                       function = "i2c_d";
+               };
+       };
+
+       d_i2c_master_pin1:d_i2c_pin1 {
+               mux {
+                       pins = "GPIOA_12","GPIOA_13";
+                       function = "i2c_d";
+               };
+       };
+
+       d_i2c_master_pin2:d_i2c_pin2 {
+               mux {
+                       pins = "GPIOA_19","GPIOA_20";
+                       function = "i2c_d";
+               };
        };
 }; /* end of pinctrl_periphs */