Add remote controller with lirc

Change-Id: Icf402a975265ca117940e887b1431ec428295b54
Reviewed-on: https://tp-biosrd-v02/gerrit/81362
Reviewed-by: Scorpio Chang(張志賢) <Scorpio_Chang@asus.com>
Tested-by: Scorpio Chang(張志賢) <Scorpio_Chang@asus.com>

Author: yc-hou-0919

arch/arm/boot/dts/overlays/Makefile

@@ -11,6 +11,7 @@ dtbo-$(CONFIG_ARCH_ROCKCHIP) += \
 	w1-gpio.dtbo \
 	pitft35-resistive-tinker.dtbo \
 	ds1307.dtbo \
+	lirc-rpi.dtbo \
 
 targets += dtbs dtbs_install
 targets += $(dtbo-y)

arch/arm/boot/dts/overlays/lirc-rpi-overlay.dts

@@ -0,0 +1,45 @@
+// Definitions for lirc-rpi module
+/dts-v1/;
+/plugin/;
+
+/ {
+	compatible = "rockchip,rk3288-miniarm", "rockchip,rk3288";
+
+	fragment@0 {
+		target-path = "/";
+		__overlay__ {
+			lirc_rpi: lirc_rpi {
+				compatible = "rpi,lirc-rpi";
+				pinctrl-names = "default";
+				pinctrl-0 = <&lirc_pins>;
+				status = "okay";
+
+				// Override autodetection of IR receiver circuit
+				// (0 = active high, 1 = active low, -1 = no override )
+				rpi,sense = <0xffffffff>;
+
+				// Software carrier
+				// (0 = off, 1 = on)
+				rpi,softcarrier = <1>;
+
+				// Invert output
+				// (0 = off, 1 = on)
+				rpi,invert = <0>;
+
+				// Enable debugging messages
+				// (0 = off, 1 = on)
+				rpi,debug = <0>;
+			};
+		};
+	};
+
+	fragment@1 {
+		target = <&gpio5>;
+		__overlay__ {
+			lirc_pins: lirc_pins {
+				rockchip,pins = <5 12 0 &pcfg_pull_none>,
+				<5 14 1 &pcfg_pull_up>;
+			};
+		};
+	};
+};

arch/arm/configs/miniarm-rk3288_defconfig

@@ -792,3 +792,16 @@ CONFIG_W1_SLAVE_THERM=y
 CONFIG_RK_CHAR_DRIVERS=y
 CONFIG_RK3288_DEVGPIOMEM=y
 CONFIG_RTC_DRV_DS1307=m
+CONFIG_RC_CORE=y
+CONFIG_LIRC=y
+CONFIG_IR_NEC_DECODER=y
+CONFIG_IR_RC5_DECODER=y
+CONFIG_IR_RC6_DECODER=y
+CONFIG_IR_JVC_DECODER=y
+CONFIG_IR_SONY_DECODER=y
+CONFIG_IR_SANYO_DECODER=y
+CONFIG_IR_SHARP_DECODER=y
+CONFIG_IR_MCE_KBD_DECODER=y
+CONFIG_IR_LIRC_CODEC=y
+CONFIG_IR_XMP_DECODER=y
+CONFIG_MEDIA_RC_SUPPORT=y

drivers/media/cec/cec-adap.c

@@ -1699,7 +1699,10 @@ static int cec_receive_notify(struct cec_adapter *adap, struct cec_msg *msg,
 		    !(adap->log_addrs.flags & CEC_LOG_ADDRS_FL_ALLOW_RC_PASSTHRU))
 			break;
 
-#if IS_REACHABLE(CONFIG_RC_CORE)
+/*  Disable this since the original setting without define CONFIG_RC_CORE
+ *  However, if add the define above, it still lacks some part of cec.
+*/
+#if 0 //IS_REACHABLE(CONFIG_RC_CORE)
 		switch (msg->msg[2]) {
 		/*
 		 * Play function, this message can have variable length
@@ -1736,7 +1739,7 @@ static int cec_receive_notify(struct cec_adapter *adap, struct cec_msg *msg,
 		if (!(adap->capabilities & CEC_CAP_RC) ||
 		    !(adap->log_addrs.flags & CEC_LOG_ADDRS_FL_ALLOW_RC_PASSTHRU))
 			break;
-#if IS_REACHABLE(CONFIG_RC_CORE)
+#if 0 //IS_REACHABLE(CONFIG_RC_CORE)
 		rc_keyup(adap->rc);
 #endif
 		break;

drivers/media/cec/cec-core.c

@@ -237,9 +237,12 @@ struct cec_adapter *cec_allocate_adapter(const struct cec_adap_ops *ops,
 	if (!(caps & CEC_CAP_RC))
 		return adap;
 
-#if IS_REACHABLE(CONFIG_RC_CORE)
+/*  Disable this since the original setting without define CONFIG_RC_CORE
+ *  However, if add the define above, it still lacks some part of cec.
+*/
+#if 0 //IS_REACHABLE(CONFIG_RC_CORE) 	// disable this since the original setting without define CONFIG_RC_CORE
 	/* Prepare the RC input device */
-	adap->rc = rc_allocate_device(RC_DRIVER_SCANCODE);
+	adap->rc = rc_allocate_device();
 	if (!adap->rc) {
 		pr_err("cec-%s: failed to allocate memory for rc_dev\n",
 		       name);

drivers/misc/Makefile

@@ -63,3 +63,4 @@ obj-$(CONFIG_UID_SYS_STATS) += uid_sys_stats.o
 obj-$(CONFIG_MEMORY_STATE_TIME) += memory_state_time.o
 obj-$(CONFIG_USB_CAM_GPIO)	+= usb_cam_gpio.o
 obj-$(CONFIG_TINKER_MCU)        += tinker_mcu.o
+obj-m        += lirc_rpi.o