update linux patch to support buzzer driver

guowenxue

2021-11-17 37ffbbb7180e6a96f52ede5ce8780f1a645133f3

update linux patch to support buzzer driver

 bsp/kernel/patch/linux-imx-imx6ull.patch

@@ -1,11 +1,17 @@
diff -Nuar -x include-prefixes -x logo_linux_clut224.ppm linux-imx/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi linux-imx-imx6ull/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi
--- linux-imx/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi    2021-09-08 18:41:11.000000000 +0800
+++ linux-imx-imx6ull/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi    2021-11-16 23:42:36.877241856 +0800
@@ -31,7 +31,35 @@
+++ linux-imx-imx6ull/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi    2021-11-17 21:58:06.816818504 +0800
@@ -31,7 +31,41 @@
         brightness-levels = <0 4 8 16 32 64 128 255>;
         default-brightness-level = <6>;
         status = "okay";
-    };
+    }; 
+
+    buzzer: pwm-buzzer {
+        compatible = "pwm-beeper";
+        pwms = <&pwm2 0 500000>;
+        status = "okay";
+    }; 
+
+    leds {
@@ -38,7 +44,7 @@
 
     pxp_v4l2 {
         compatible = "fsl,imx6ul-pxp-v4l2", "fsl,imx6sx-pxp-v4l2", "fsl,imx6sl-pxp-v4l2";
@@ -184,6 +212,12 @@
@@ -184,6 +218,12 @@
     pinctrl-0 = <&pinctrl_i2c2>;
     status = "okay";
 
@@ -51,7 +57,7 @@
     codec: wm8960@1a {
         #sound-dai-cells = <0>;
         compatible = "wlf,wm8960";
@@ -192,7 +226,8 @@
@@ -192,7 +232,8 @@
         wlf,hp-cfg = <3 2 3>;
         wlf,gpio-cfg = <1 3>;
         clocks = <&clks IMX6UL_CLK_SAI2>;
@@ -61,7 +67,7 @@
     };
 
     ov5640: ov5640@3c {
@@ -301,21 +336,21 @@
@@ -301,21 +342,21 @@
 
     display0: display@0 {
         bits-per-pixel = <16>;
@@ -93,16 +99,39 @@
                 hsync-active = <0>;
                 vsync-active = <0>;
                 de-active = <1>;
@@ -339,7 +374,7 @@
@@ -332,6 +373,13 @@
     status = "okay";
 };
 
+&pwm2 {
+    #pwm-cells = <2>;
+    pinctrl-names = "default";
+    pinctrl-0 = <&pinctrl_pwm2>;
+    status = "okay";
+};
+
 &pxp {
     status = "okay";
 };
@@ -339,7 +387,7 @@
 &qspi {
     pinctrl-names = "default";
     pinctrl-0 = <&pinctrl_qspi>;
-    status = "okay";
+    status = "disabled";
+    status = "disabled"; /* disable it for the pins conflict with GPIO Led and Key */
 
     flash0: n25q256a@0 {
         #address-cells = <1>;
@@ -463,6 +498,18 @@
@@ -451,7 +499,7 @@
     non-removable;
     keep-power-in-suspend;
     wakeup-source;
-    status = "okay";
+    status = "disabled"; /* Not used */
 };
 
 &wdog1 {
@@ -463,6 +511,18 @@
 &iomuxc {
     pinctrl-names = "default";
 
@@ -121,20 +150,42 @@
     pinctrl_csi1: csi1grp {
         fsl,pins = <
             MX6UL_PAD_CSI_MCLK__CSI_MCLK        0x1b088
@@ -610,6 +670,12 @@
         >;
     };
 
+    pinctrl_pwm2: pwm2grp {
+        fsl,pins = <
+            MX6UL_PAD_GPIO1_IO09__PWM2_OUT   0x110b0
+        >;
+    };
+
     pinctrl_sim2: sim2grp {
         fsl,pins = <
             MX6UL_PAD_CSI_DATA03__SIM2_PORT1_PD        0xb808
@@ -679,8 +745,6 @@
             MX6UL_PAD_SD1_DATA2__USDHC1_DATA2     0x17059
             MX6UL_PAD_SD1_DATA3__USDHC1_DATA3     0x17059
             MX6UL_PAD_UART1_RTS_B__GPIO1_IO19       0x17059 /* SD1 CD */
-            MX6UL_PAD_GPIO1_IO05__USDHC1_VSELECT    0x17059 /* SD1 VSELECT */
-            MX6UL_PAD_GPIO1_IO09__GPIO1_IO09        0x17059 /* SD1 RESET */
         >;
     };
 
diff -Nuar -x include-prefixes -x logo_linux_clut224.ppm linux-imx/arch/arm/boot/dts/imx6ul.dtsi linux-imx-imx6ull/arch/arm/boot/dts/imx6ul.dtsi
--- linux-imx/arch/arm/boot/dts/imx6ul.dtsi    2021-09-08 18:41:11.000000000 +0800
+++ linux-imx-imx6ull/arch/arm/boot/dts/imx6ul.dtsi    2021-11-16 23:39:21.403317683 +0800
+++ linux-imx-imx6ull/arch/arm/boot/dts/imx6ul.dtsi    2021-11-17 20:39:10.582219267 +0800
@@ -727,6 +727,7 @@
                     offset = <0x34>;
                     interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>,
                              <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
+                    status = "disabled";
+                    status = "disabled"; /* disable CPU builtin RTC and will use ISL1208 */
                 };
 
                 snvs_poweroff: snvs-poweroff {
diff -Nuar -x include-prefixes -x logo_linux_clut224.ppm linux-imx/.cfg-imx6ull linux-imx-imx6ull/.cfg-imx6ull
--- linux-imx/.cfg-imx6ull    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-imx6ull/.cfg-imx6ull    2021-11-16 23:51:50.690013159 +0800
+++ linux-imx-imx6ull/.cfg-imx6ull    2021-11-17 21:54:22.114060031 +0800
@@ -0,0 +1,6910 @@
+#
+# Automatically generated file; DO NOT EDIT.
@@ -7048,7 +7099,7 @@
+# end of Kernel hacking
diff -Nuar -x include-prefixes -x logo_linux_clut224.ppm linux-imx/Makefile linux-imx-imx6ull/Makefile
--- linux-imx/Makefile    2021-09-08 18:41:11.000000000 +0800
+++ linux-imx-imx6ull/Makefile    2021-11-16 23:48:16.644970206 +0800
+++ linux-imx-imx6ull/Makefile    2021-11-17 21:49:34.243652949 +0800
@@ -367,7 +367,8 @@
 # Alternatively CROSS_COMPILE can be set in the environment.
 # Default value for CROSS_COMPILE is not to prefix executables