Add support for I2C to enable support for peripherals
such as touchscreens or sensors. Also add BLSP_UART2 interface.
Please note that the naming scheme follows downstream and as
abominable as it is, that's what we get.
Signed-off-by: Konrad Dybcio <konradybcio@xxxxxxxxx>
---
arch/arm64/boot/dts/qcom/msm8992.dtsi | 153 ++++++++++++++++++++++++++
1 file changed, 153 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/msm8992.dtsi b/arch/arm64/boot/dts/qcom/msm8992.dtsi
index acce7be22e50..e8b801813f14 100644
--- a/arch/arm64/boot/dts/qcom/msm8992.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8992.dtsi
@@ -272,6 +272,101 @@ blsp1_uart2: serial@f991e000 {
status = "disabled";
};
+ blsp_i2c2: i2c@f9924000 {
+ compatible = "qcom,i2c-qup-v2.2.1";
+ reg = <0xf9924000 0x500>;
+ interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&gcc GCC_BLSP1_AHB_CLK>,
+ <&gcc GCC_BLSP1_QUP2_I2C_APPS_CLK>;
+ clock-names = "iface", "core";
+ clock-frequency = <400000>;
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&i2c2_default>;
+ pinctrl-1 = <&i2c2_sleep>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ /* Somebody was very creative with their numbering scheme downstream... */
+
+ blsp_i2c13: i2c@f9927000 {
+ compatible = "qcom,i2c-qup-v2.2.1";
+ reg = <0xf9927000 0x500>;
+ interrupts = <GIC_SPI 99 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&gcc GCC_BLSP1_AHB_CLK>,
+ <&gcc GCC_BLSP1_QUP5_I2C_APPS_CLK>;
+ clock-names = "iface", "core";
+ clock-frequency = <400000>;
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&i2c13_default>;
+ pinctrl-1 = <&i2c13_sleep>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ blsp_i2c6: i2c@f9928000 {
+ compatible = "qcom,i2c-qup-v2.2.1";
+ reg = <0xf9928000 0x500>;
+ interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&gcc GCC_BLSP1_AHB_CLK>,
+ <&gcc GCC_BLSP1_QUP6_I2C_APPS_CLK>;
+ clock-names = "iface", "core";
+ clock-frequency = <400000>;
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&i2c6_default>;
+ pinctrl-1 = <&i2c6_sleep>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ blsp2_uart2: serial@f995e000 {
+ compatible = "qcom,msm-uartdm-v1.4", "qcom,msm-uartdm";
+ reg = <0xf995e000 0x1000>;
+ interrupt = <GIC_SPI 146 IRQ_TYPE_LEVEL_LOW>;
+ clock-names = "core", "iface";
+ clocks = <&gcc GCC_BLSP2_UART2_APPS_CLK>,
+ <&gcc GCC_BLSP2_AHB_CLK>;
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&blsp2_uart2_default>;
+ pinctrl-1 = <&blsp2_uart2_sleep>;
+ status = "disabled";
+ };
+
+ blsp_i2c7: i2c@f9963000 {
+ compatible = "qcom,i2c-qup-v2.2.1";
+ reg = <0xf9963000 0x500>;
+ interrupts = <GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&gcc GCC_BLSP2_AHB_CLK>,
+ <&gcc GCC_BLSP2_QUP1_I2C_APPS_CLK>;
+ clock-names = "iface", "core";
+ clock-frequency = <400000>;
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&i2c7_default>;
+ pinctrl-1 = <&i2c7_sleep>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ blsp_i2c5: i2c@f9967000 {
+ compatible = "qcom,i2c-qup-v2.2.1";
+ reg = <0xf9967000 0x500>;
+ interrupts = <GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&gcc GCC_BLSP2_AHB_CLK>,
+ <&gcc GCC_BLSP2_QUP5_I2C_APPS_CLK>;
+ clock-names = "iface", "core";
+ clock-frequency = <100000>;
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&i2c5_default>;
+ pinctrl-1 = <&i2c5_sleep>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
gcc: clock-controller@fc400000 {
compatible = "qcom,gcc-msm8994";
#clock-cells = <1>;
@@ -337,6 +432,20 @@ blsp1_uart2_sleep: blsp1-uart2-sleep {
bias-pull-down;
};
+ blsp2_uart2_default: blsp2-uart2-default {
+ function = "blsp_uart8";
+ pins = "gpio45", "gpio46", "gpio47", "gpio48";
+ drive-strength = <16>;
+ bias-disable;
+ };
+
+ blsp2_uart2_sleep: blsp2-uart2-sleep {
+ function = "gpio";
+ pins = "gpio45", "gpio46", "gpio47", "gpio48";
+ drive-strength = <2>;
+ bias-pull-down;
+ };
+
sdc1_clk_on: clk-on {
pins = "sdc1_clk";
bias-disable;
@@ -397,6 +506,21 @@ i2c2_sleep: i2c2-sleep {
bias-disable;
};
+ i2c5_default: i2c5-default {
+ /* Don't be fooled! Nobody knows the reason why though... */
+ function = "blsp_i2c11";
+ pins = "gpio83", "gpio84";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
+ i2c5_sleep: i2c5-sleep {
+ function = "gpio";
+ pins = "gpio83", "gpio84";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
i2c6_default: i2c6-default {
function = "blsp_i2c6";
pins = "gpio28", "gpio27";
@@ -410,6 +534,35 @@ i2c6_sleep: i2c6-sleep {
drive-strength = <2>;
bias-disable;
};
+
+ i2c7_default: i2c7-default {
+ function = "blsp_i2c7";
+ pins = "gpio43", "gpio44";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
+ i2c7_sleep: i2c7-sleep {
+ function = "gpio";
+ pins = "gpio43", "gpio44";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
+ i2c13_default: i2c13-default {
+ /* Not a typo either. */
+ function = "blsp_i2c5";
+ pins = "gpio23", "gpio24";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
+ i2c13_sleep: i2c13-sleep {
+ function = "gpio";
+ pins = "gpio23", "gpio24";
+ drive-strength = <2>;
+ bias-disable;
+ };
};
};
--
2.27.0
