ARM: dts: r8a7793: Add I2C master nodes to DT

Instantiate all the 9 I2C controllers in the disabled state.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm/boot/dts/r8a7793.dtsi b/arch/arm/boot/dts/r8a7793.dtsi
index aef9e69d6c26ae7cfab58fb5418e6771e0f226ba..f9d92de4f65ba63d1282672f01286e37227dceec 100644 (file)
--- a/arch/arm/boot/dts/r8a7793.dtsi
+++ b/arch/arm/boot/dts/r8a7793.dtsi
@@ -19,6 +19,15 @@
        #size-cells = <2>;
 
        aliases {
+               i2c0 = &i2c0;
+               i2c1 = &i2c1;
+               i2c2 = &i2c2;
+               i2c3 = &i2c3;
+               i2c4 = &i2c4;
+               i2c5 = &i2c5;
+               i2c6 = &i2c6;
+               i2c7 = &i2c7;
+               i2c8 = &i2c8;
                spi0 = &qspi;
        };
 
@@ -230,6 +239,120 @@
                power-domains = <&cpg_clocks>;
        };
 
+       /* The memory map in the User's Manual maps the cores to bus numbers */
+       i2c0: i2c@e6508000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+               compatible = "renesas,i2c-r8a7793";
+               reg = <0 0xe6508000 0 0x40>;
+               interrupts = <0 287 IRQ_TYPE_LEVEL_HIGH>;
+               clocks = <&mstp9_clks R8A7793_CLK_I2C0>;
+               power-domains = <&cpg_clocks>;
+               i2c-scl-internal-delay-ns = <6>;
+               status = "disabled";
+       };
+
+       i2c1: i2c@e6518000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+               compatible = "renesas,i2c-r8a7793";
+               reg = <0 0xe6518000 0 0x40>;
+               interrupts = <0 288 IRQ_TYPE_LEVEL_HIGH>;
+               clocks = <&mstp9_clks R8A7793_CLK_I2C1>;
+               power-domains = <&cpg_clocks>;
+               i2c-scl-internal-delay-ns = <6>;
+               status = "disabled";
+       };
+
+       i2c2: i2c@e6530000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+               compatible = "renesas,i2c-r8a7793";
+               reg = <0 0xe6530000 0 0x40>;
+               interrupts = <0 286 IRQ_TYPE_LEVEL_HIGH>;
+               clocks = <&mstp9_clks R8A7793_CLK_I2C2>;
+               power-domains = <&cpg_clocks>;
+               i2c-scl-internal-delay-ns = <6>;
+               status = "disabled";
+       };
+
+       i2c3: i2c@e6540000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+               compatible = "renesas,i2c-r8a7793";
+               reg = <0 0xe6540000 0 0x40>;
+               interrupts = <0 290 IRQ_TYPE_LEVEL_HIGH>;
+               clocks = <&mstp9_clks R8A7793_CLK_I2C3>;
+               power-domains = <&cpg_clocks>;
+               i2c-scl-internal-delay-ns = <6>;
+               status = "disabled";
+       };
+
+       i2c4: i2c@e6520000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+               compatible = "renesas,i2c-r8a7793";
+               reg = <0 0xe6520000 0 0x40>;
+               interrupts = <0 19 IRQ_TYPE_LEVEL_HIGH>;
+               clocks = <&mstp9_clks R8A7793_CLK_I2C4>;
+               power-domains = <&cpg_clocks>;
+               i2c-scl-internal-delay-ns = <6>;
+               status = "disabled";
+       };
+
+       i2c5: i2c@e6528000 {
+               /* doesn't need pinmux */
+               #address-cells = <1>;
+               #size-cells = <0>;
+               compatible = "renesas,i2c-r8a7793";
+               reg = <0 0xe6528000 0 0x40>;
+               interrupts = <0 20 IRQ_TYPE_LEVEL_HIGH>;
+               clocks = <&mstp9_clks R8A7793_CLK_I2C5>;
+               power-domains = <&cpg_clocks>;
+               i2c-scl-internal-delay-ns = <110>;
+               status = "disabled";
+       };
+
+       i2c6: i2c@e60b0000 {
+               /* doesn't need pinmux */
+               #address-cells = <1>;
+               #size-cells = <0>;
+               compatible = "renesas,iic-r8a7793", "renesas,rmobile-iic";
+               reg = <0 0xe60b0000 0 0x425>;
+               interrupts = <0 173 IRQ_TYPE_LEVEL_HIGH>;
+               clocks = <&mstp9_clks R8A7793_CLK_IICDVFS>;
+               dmas = <&dmac0 0x77>, <&dmac0 0x78>;
+               dma-names = "tx", "rx";
+               power-domains = <&cpg_clocks>;
+               status = "disabled";
+       };
+
+       i2c7: i2c@e6500000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+               compatible = "renesas,iic-r8a7793", "renesas,rmobile-iic";
+               reg = <0 0xe6500000 0 0x425>;
+               interrupts = <0 174 IRQ_TYPE_LEVEL_HIGH>;
+               clocks = <&mstp3_clks R8A7793_CLK_IIC0>;
+               dmas = <&dmac0 0x61>, <&dmac0 0x62>;
+               dma-names = "tx", "rx";
+               power-domains = <&cpg_clocks>;
+               status = "disabled";
+       };
+
+       i2c8: i2c@e6510000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+               compatible = "renesas,iic-r8a7793", "renesas,rmobile-iic";
+               reg = <0 0xe6510000 0 0x425>;
+               interrupts = <0 175 IRQ_TYPE_LEVEL_HIGH>;
+               clocks = <&mstp3_clks R8A7793_CLK_IIC1>;
+               dmas = <&dmac0 0x65>, <&dmac0 0x66>;
+               dma-names = "tx", "rx";
+               power-domains = <&cpg_clocks>;
+               status = "disabled";
+       };
+
        pfc: pfc@e6060000 {
                compatible = "renesas,pfc-r8a7793";
                reg = <0 0xe6060000 0 0x250>;
@@ -820,19 +943,25 @@
                        reg = <0 0xe6150994 0 4>, <0 0xe61509a4 0 4>;
                        clocks = <&cp_clk>, <&cp_clk>, <&cp_clk>, <&cp_clk>,
                                 <&cp_clk>, <&cp_clk>, <&cp_clk>, <&cp_clk>,
-                                <&cpg_clocks R8A7793_CLK_QSPI>;
+                                <&cpg_clocks R8A7793_CLK_QSPI>, <&hp_clk>,
+                                <&cp_clk>, <&hp_clk>, <&hp_clk>, <&hp_clk>,
+                                <&hp_clk>, <&hp_clk>;
                        #clock-cells = <1>;
                        clock-indices = <
                                R8A7793_CLK_GPIO7 R8A7793_CLK_GPIO6
                                R8A7793_CLK_GPIO5 R8A7793_CLK_GPIO4
                                R8A7793_CLK_GPIO3 R8A7793_CLK_GPIO2
                                R8A7793_CLK_GPIO1 R8A7793_CLK_GPIO0
-                               R8A7793_CLK_QSPI_MOD
+                               R8A7793_CLK_QSPI_MOD R8A7793_CLK_I2C5
+                               R8A7793_CLK_IICDVFS R8A7793_CLK_I2C4
+                               R8A7793_CLK_I2C3 R8A7793_CLK_I2C2
+                               R8A7793_CLK_I2C1 R8A7793_CLK_I2C0
                        >;
                        clock-output-names =
                                "gpio7", "gpio6", "gpio5", "gpio4",
                                "gpio3", "gpio2", "gpio1", "gpio0",
-                               "qspi_mod";
+                               "qspi_mod", "i2c5", "i2c6", "i2c4",
+                               "i2c3", "i2c2", "i2c1", "i2c0";
                };
                mstp11_clks: mstp11_clks@e615099c {
                        compatible = "renesas,r8a7793-mstp-clocks", "renesas,cpg-mstp-clocks";