From: 郭毅 <gy@rock-chips.com>
Date: Mon, 21 Apr 2014 01:40:41 +0000 (+0800)
Subject: p977:  support 5v en power control for otg and hdmi
X-Git-Tag: firefly_0821_release~5498
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=3b4a05a0c17229c05ac2931d700e495a121c39f3;p=firefly-linux-kernel-4.4.55.git

p977:  support 5v en power control for otg and hdmi
---

diff --git a/arch/arm/boot/dts/rk3288-p977.dts b/arch/arm/boot/dts/rk3288-p977.dts
index f332a7e58a47..5be35323e2d2 100755
--- a/arch/arm/boot/dts/rk3288-p977.dts
+++ b/arch/arm/boot/dts/rk3288-p977.dts
@@ -8,6 +8,13 @@
 		status = "okay";
 	};
 
+	5v_power_en {
+        compatible = "5v_en";
+		5ven,pin =<&gpio7 GPIO_B4 GPIO_ACTIVE_HIGH>;	// 5v power for otg and hdmi
+		status = "okay";	
+	};
+
+
     wireless-wlan {
         compatible = "wlan-platdata";
 
@@ -223,7 +230,7 @@
 };
 
 &spi1 {
-	status = "okay";
+	status = "disabled";
 	max-freq = <48000000>;
 	/*
 	spi_test@10 {
diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
old mode 100755
new mode 100644
index b3bf720d02a1..e25c8bbfa570
--- a/drivers/misc/Kconfig
+++ b/drivers/misc/Kconfig
@@ -531,6 +531,14 @@ config SRAM
 	  the genalloc API. It is supposed to be used for small on-chip SRAM
 	  areas found on many SoCs.
 
+config 5V_EN
+	bool "5v en power control for otg and hdmi"
+	default y
+	help
+	  This driver is control enable 5v power when startup and disable it
+	  when suspend and no insert otg. if your board is control this power
+	  by a gpio please select it. 
+
 source "drivers/misc/c2port/Kconfig"
 source "drivers/misc/eeprom/Kconfig"
 source "drivers/misc/cb710/Kconfig"
diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
old mode 100755
new mode 100644
index 2e082e308588..c78c5d78653b
--- a/drivers/misc/Makefile
+++ b/drivers/misc/Makefile
@@ -55,3 +55,5 @@ obj-$(CONFIG_VMWARE_VMCI)	+= vmw_vmci/
 obj-$(CONFIG_LATTICE_ECP3_CONFIG)	+= lattice-ecp3-config.o
 obj-y += inv_mpu/
 obj-$(CONFIG_SRAM)		+= sram.o
+
+obj-$(CONFIG_5V_EN)	+= 5v_en.o