Re: [PATCH v1 7/7] ARM: dts: ifc6410: add inforce LVDS panel support

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 





On 29/07/15 06:39, Archit Taneja wrote:
Hi Srini,

On 07/28/2015 06:24 PM, Srinivas Kandagatla wrote:
This patch adds LVDS panel for IFC6410.

Signed-off-by: Rob Clark <robdclark@xxxxxxxxx>
[Rob Clark: WIP patch]
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx>
---
  arch/arm/boot/dts/qcom-apq8064-ifc6410.dts | 66
++++++++++++++++++++++++++++++
  1 file changed, 66 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
b/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
index 1ab71f1..3bdac02 100644
--- a/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
+++ b/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
@@ -63,6 +63,12 @@
                      qcom,switch-mode-frequency = <3200000>;
                  };

+                pm8921_l2: l2 {
+                    regulator-min-microvolt = <1200000>;
+                    regulator-max-microvolt = <1200000>;
+                    bias-pull-down;
+                };
+
                  pm8921_l3: l3 {
                      regulator-min-microvolt = <3050000>;
                      regulator-max-microvolt = <3300000>;
@@ -96,6 +102,10 @@
                  pm8921_lvs1: lvs1 {
                      bias-pull-down;
                  };
+
+                pm8921_lvs7: lvs7 {
+                    bias-pull-down;
+                };
              };
          };

@@ -119,6 +129,41 @@

          mdp: qcom,mdp@5100000 {
              status = "okay";
+            qcom,lvds-panel = <&panel>;

We're trying to switch to the of_graph way of representing connected
panels. With that, the above phandle will go away. This needs to be
replaced with:


Thanks for the input, I modified the panel support to use graphs which works perfectly fine.

thanks,
srini
             port {
                 lvds_out: endpoint {
                     remote_endpoint = <&auo_in>;
                 };
             };

+            lvds-vccs-3p3v-supply = <&ext_3p3v>;
+            lvds-pll-vdda-supply = <&pm8921_l2>;
+            lvds-vdda-supply = <&pm8921_lvs7>;
+        };
+
+        panel_3p3v: panel_3p3v {
+            compatible = "regulator-fixed";
+            pinctrl-0 = <&disp_en_gpios>;
+            pinctrl-names = "default";
+            regulator-min-microvolt = <3300000>;
+            regulator-max-microvolt = <3300000>;
+            regulator-name = "panel_en_3p3v";
+            regulator-type = "voltage";
+            startup-delay-us = <0>;
+            gpio = <&pm8921_gpio 36 GPIO_ACTIVE_HIGH>;
+            enable-active-high;
+            regulator-boot-on;
+        };
+
+        backlight: backlight{
+            pinctrl-0 = <&pwm_bl_gpios>;
+            pinctrl-names = "default";
+            compatible = "gpio-backlight";
+            gpios = <&pm8921_gpio 26 GPIO_ACTIVE_HIGH>;
+            default-on;
+        };
+
+        panel: auo,b101xtn01 {
+            status = "okay";
+            compatible = "auo,b101xtn01";
+
+            ddc-i2c-bus = <&i2c3>;
+            backlight = <&backlight>;
+            power-supply = <&panel_3p3v>;

and for the panel:

             port {
                 auo_in: endpoint {
                     remote-endpoint = <&lvds_out>;
                 };
             };

Thanks,
Archit

          };

          gsbi3: gsbi@16200000 {
@@ -235,6 +280,27 @@
                  pm8921_gpio: gpio@150 {
                      pinctrl-names = "default";
                      pinctrl-0 = <&wlan_default_gpios>;
+
+                    pwm_bl_gpios: pwm-bl-gpios {
+                        pios {
+                            pins = "gpio26";
+                            bias-disable;
+                            function = "normal";
+                            qcom,drive-strength =
<PMIC_GPIO_STRENGTH_HIGH>;
+                            power-source = <PM8921_GPIO_S4>;
+                        };
+                    };
+
+                    disp_en_gpios: disp-en-gpios {
+                        pios {
+                            pins = "gpio36";
+                            bias-disable;
+                            function = "normal";
+                            qcom,drive-strength =
<PMIC_GPIO_STRENGTH_HIGH>;
+                            power-source = <PM8921_GPIO_S4>;
+                        };
+                    };
+
                      wlan_default_gpios: wlan-gpios {
                          pios {
                              pins = "gpio43";


--
To unsubscribe from this list: send the line "unsubscribe linux-arm-msm" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux ARM Kernel]     [Linux ARM]     [Linux Omap]     [Fedora ARM]     [Linux for Sparc]     [IETF Annouce]     [Security]     [Bugtraq]     [Linux MIPS]     [ECOS]     [Asterisk Internet PBX]     [Linux API]

  Powered by Linux