From: chenxing <chenxing@rock-chips.com>
Date: Thu, 5 Jul 2012 11:02:42 +0000 (+0800)
Subject: rk30:sdk: get avs value under logic 1.1V
X-Git-Tag: firefly_0821_release~9038
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=3c9e537ef5353cbf93a961cf9f36e8435861e19b;p=firefly-linux-kernel-4.4.55.git

rk30:sdk: get avs value under logic 1.1V
---

diff --git a/arch/arm/mach-rk30/board-rk30-sdk-wm8326.c b/arch/arm/mach-rk30/board-rk30-sdk-wm8326.c
index 7ba9d521cd68..ce3050e7e6df 100755
--- a/arch/arm/mach-rk30/board-rk30-sdk-wm8326.c
+++ b/arch/arm/mach-rk30/board-rk30-sdk-wm8326.c
@@ -175,6 +175,8 @@ static int wm831x_low_power_detection(struct wm831x *wm831x)
 	return 0;	
 }
 #endif
+
+#define AVS_BASE 172
 int wm831x_post_init(struct wm831x *Wm831x)
 {
 	struct regulator *dcdc;
@@ -226,6 +228,13 @@ int wm831x_post_init(struct wm831x *Wm831x)
 	udelay(100);
 
 	dcdc = regulator_get(NULL, "vdd_core");	// vdd_log
+	
+	/* Read avs value under logic 1.1V*/
+	regulator_set_voltage(dcdc, 1100000, 1100000);
+	avs_init_val_get(1,1100000,"wm8326 init");
+	udelay(600);
+	avs_set_scal_val(AVS_BASE);
+
 	regulator_set_voltage(dcdc, 1150000, 1150000);
 	regulator_set_suspend_voltage(dcdc, 1000000);
 	regulator_enable(dcdc);
diff --git a/arch/arm/mach-rk30/board-rk30-sdk.c b/arch/arm/mach-rk30/board-rk30-sdk.c
index 1a486057d2c6..55fa1c7fce37 100755
--- a/arch/arm/mach-rk30/board-rk30-sdk.c
+++ b/arch/arm/mach-rk30/board-rk30-sdk.c
@@ -1487,6 +1487,7 @@ static void rk30_pm_power_off(void)
 
 static void __init machine_rk30_board_init(void)
 {
+	avs_init();
 	gpio_request(POWER_ON_PIN, "poweronpin");
 	gpio_direction_output(POWER_ON_PIN, GPIO_HIGH);