From: Gabor Juhos <juhosg@openwrt.org>
Date: Tue, 19 Jun 2012 10:44:16 +0000 (+0000)
Subject: generic: ar8216: allow to configure AR8327 LEDs via platform data
X-Git-Tag: reboot~13549
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=b934fa2f160d6c652b5597e686ae31507031ffa9;p=oweals%2Fopenwrt.git

generic: ar8216: allow to configure AR8327 LEDs via platform data

SVN-Revision: 32456
---

diff --git a/target/linux/generic/files/drivers/net/phy/ar8216.c b/target/linux/generic/files/drivers/net/phy/ar8216.c
index 97ce04720c..698d92dd7d 100644
--- a/target/linux/generic/files/drivers/net/phy/ar8216.c
+++ b/target/linux/generic/files/drivers/net/phy/ar8216.c
@@ -733,6 +733,8 @@ static int
 ar8327_hw_init(struct ar8216_priv *priv)
 {
 	struct ar8327_platform_data *pdata;
+	struct ar8327_led_cfg *led_cfg;
+	u32 pos, new_pos;
 	u32 t;
 	int i;
 
@@ -747,7 +749,26 @@ ar8327_hw_init(struct ar8216_priv *priv)
 	t = ar8327_get_pad_cfg(pdata->pad6_cfg);
 	priv->write(priv, AR8327_REG_PAD6_MODE, t);
 
-	priv->write(priv, AR8327_REG_POWER_ON_STRIP, 0x40000000);
+	pos = priv->read(priv, AR8327_REG_POWER_ON_STRIP);
+	new_pos = pos;
+
+	led_cfg = pdata->led_cfg;
+	if (led_cfg) {
+		if (led_cfg->open_drain)
+			new_pos |= AR8327_POWER_ON_STRIP_LED_OPEN_EN;
+		else
+			new_pos &= ~AR8327_POWER_ON_STRIP_LED_OPEN_EN;
+
+		priv->write(priv, AR8327_REG_LED_CTRL0, led_cfg->led_ctrl0);
+		priv->write(priv, AR8327_REG_LED_CTRL1, led_cfg->led_ctrl1);
+		priv->write(priv, AR8327_REG_LED_CTRL2, led_cfg->led_ctrl2);
+		priv->write(priv, AR8327_REG_LED_CTRL3, led_cfg->led_ctrl3);
+	}
+
+	if (new_pos != pos) {
+		new_pos |= AR8327_POWER_ON_STRIP_POWER_ON_SEL;
+		priv->write(priv, AR8327_REG_POWER_ON_STRIP, new_pos);
+	}
 
 	for (i = 0; i < AR8327_NUM_PHYS; i++)
 		ar8327_phy_fixup(priv, i);
diff --git a/target/linux/generic/files/drivers/net/phy/ar8216.h b/target/linux/generic/files/drivers/net/phy/ar8216.h
index c9b5e9f579..8948c52054 100644
--- a/target/linux/generic/files/drivers/net/phy/ar8216.h
+++ b/target/linux/generic/files/drivers/net/phy/ar8216.h
@@ -198,6 +198,8 @@
 #define   AR8327_PAD_RGMII_EN			BIT(26)
 
 #define AR8327_REG_POWER_ON_STRIP		0x010
+#define   AR8327_POWER_ON_STRIP_POWER_ON_SEL	BIT(31)
+#define   AR8327_POWER_ON_STRIP_LED_OPEN_EN	BIT(24)
 
 #define AR8327_REG_INT_STATUS0			0x020
 #define   AR8327_INT0_VT_DONE			BIT(20)
diff --git a/target/linux/generic/files/include/linux/ar8216_platform.h b/target/linux/generic/files/include/linux/ar8216_platform.h
index 1ecb6e5bf2..f5c2ef065f 100644
--- a/target/linux/generic/files/include/linux/ar8216_platform.h
+++ b/target/linux/generic/files/include/linux/ar8216_platform.h
@@ -62,11 +62,20 @@ struct ar8327_port_cfg {
 	int duplex:1;
 };
 
+struct ar8327_led_cfg {
+	u32 led_ctrl0;
+	u32 led_ctrl1;
+	u32 led_ctrl2;
+	u32 led_ctrl3;
+	bool open_drain;
+};
+
 struct ar8327_platform_data {
 	struct ar8327_pad_cfg *pad0_cfg;
 	struct ar8327_pad_cfg *pad5_cfg;
 	struct ar8327_pad_cfg *pad6_cfg;
 	struct ar8327_port_cfg cpuport_cfg;
+	struct ar8327_led_cfg *led_cfg;
 };
 
 #endif /* AR8216_PLATFORM_H */
\ No newline at end of file