From: Yingyuan Zhu <yingyuan.zhu@amlogic.com>
Date: Thu, 22 Nov 2018 05:54:54 +0000 (+0800)
Subject: arm: dts: tl1: add adc_keypad node for tl1 [1/1]
X-Git-Tag: hardkernel-4.9.236-104~2122
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=763fcde9b120b3d9e9aab07f801cd9dd08545a3c;p=platform%2Fkernel%2Flinux-amlogic.git

arm: dts: tl1: add adc_keypad node for tl1 [1/1]

PD#172587

Problem:
adc_keypad driver is not enabled in tl1

Solution:
add adc_keypad node in dts

Verify:
test pass on x301

Change-Id: I3946297e710c5753d6f9425ec56bf6def94db941
Signed-off-by: Yingyuan Zhu <yingyuan.zhu@amlogic.com>
---

diff --git a/arch/arm/boot/dts/amlogic/mesontl1.dtsi b/arch/arm/boot/dts/amlogic/mesontl1.dtsi
index f9359f1..9273cde 100644
--- a/arch/arm/boot/dts/amlogic/mesontl1.dtsi
+++ b/arch/arm/boot/dts/amlogic/mesontl1.dtsi
@@ -25,7 +25,7 @@
 #include <dt-bindings/clock/amlogic,tl1-clkc.h>
 #include <dt-bindings/clock/amlogic,tl1-audio-clk.h>
 #include "mesong12a-bifrost.dtsi"
-
+#include <dt-bindings/iio/adc/amlogic-saradc.h>
 / {
 	interrupt-parent = <&gic>;
 	#address-cells = <1>;
diff --git a/arch/arm/boot/dts/amlogic/tl1_t962x2_skt.dts b/arch/arm/boot/dts/amlogic/tl1_t962x2_skt.dts
index aa75a68..09ac1611 100644
--- a/arch/arm/boot/dts/amlogic/tl1_t962x2_skt.dts
+++ b/arch/arm/boot/dts/amlogic/tl1_t962x2_skt.dts
@@ -590,6 +590,21 @@
 			0xffff  0x0>; /* ending flag */
 	};
 
+	adc_keypad {
+		compatible = "amlogic, adc_keypad";
+		status = "okay";
+		key_name = "vol-", "vol+", "ch+", "ch-",
+			"menu", "source", "exit";
+		key_num = <7>;
+		io-channels = <&saradc SARADC_CH2 &saradc SARADC_CH3>;
+		io-channel-names = "key-chan-2", "key-chan-3";
+		key_chan = <SARADC_CH2 SARADC_CH2 SARADC_CH2
+			SARADC_CH2 SARADC_CH3 SARADC_CH3 SARADC_CH3>;
+		key_code = <114 115 192 193 139 466 174>;
+		key_val = <0 143 266 389 0 143 266>; //val=voltage/1800mV*1023
+		key_tolerance = <40 40 40 40 40 40 40>;
+	};
+
 	unifykey {
 		compatible = "amlogic, unifykey";
 		status = "okay";
diff --git a/arch/arm/boot/dts/amlogic/tl1_t962x2_x301.dts b/arch/arm/boot/dts/amlogic/tl1_t962x2_x301.dts
index 525f131..c7e51c5 100644
--- a/arch/arm/boot/dts/amlogic/tl1_t962x2_x301.dts
+++ b/arch/arm/boot/dts/amlogic/tl1_t962x2_x301.dts
@@ -594,6 +594,21 @@
 			0xffff  0x0>; /* ending flag */
 	};
 
+	/* for external keypad */
+	adc_keypad {
+		compatible = "amlogic, adc_keypad";
+		status = "okay";
+		key_name = "power","up","down","enter","left","right","home";
+		key_num = <7>;
+		io-channels = <&saradc SARADC_CH2>,<&saradc SARADC_CH3>;
+		io-channel-names = "key-chan-2", "key-chan-3";
+		key_chan = <SARADC_CH2 SARADC_CH2 SARADC_CH2 SARADC_CH2
+			SARADC_CH2 SARADC_CH3 SARADC_CH3>;
+		key_code = <116 103 108 28 105 106 102>;
+		key_val = <0 143 266 389 512 143 266>; //val=voltage/1800mV*1023
+		key_tolerance = <40 40 40 40 40 40 40>;
+};
+
 	unifykey {
 		compatible = "amlogic, unifykey";
 		status = "okay";