[U-Boot] [PATCH v2 2/2] RFC: Let linker create phy array

Troy Kisky troy.kisky at boundarydevices.com
Wed Feb 8 01:20:14 CET 2012


Signed-off-by: Troy Kisky <troy.kisky at boundarydevices.com>
---
 drivers/net/phy/atheros.c    |    9 +--------
 drivers/net/phy/broadcom.c   |   15 +++------------
 drivers/net/phy/davicom.c    |    9 +--------
 drivers/net/phy/lxt.c        |    9 +--------
 drivers/net/phy/marvell.c    |   24 ++++++------------------
 drivers/net/phy/micrel.c     |   12 ++----------
 drivers/net/phy/natsemi.c    |    9 +--------
 drivers/net/phy/phy.c        |   39 +++++----------------------------------
 drivers/net/phy/realtek.c    |    9 +--------
 drivers/net/phy/smsc.c       |   15 +++------------
 drivers/net/phy/teranetics.c |    9 +--------
 drivers/net/phy/vitesse.c    |   30 ++++++++----------------------
 include/phy.h                |    4 ++++
 include/u-boot-common.lds    |    7 +++++++
 14 files changed, 44 insertions(+), 156 deletions(-)

diff --git a/drivers/net/phy/atheros.c b/drivers/net/phy/atheros.c
index 798473d..8e522ca 100644
--- a/drivers/net/phy/atheros.c
+++ b/drivers/net/phy/atheros.c
@@ -30,7 +30,7 @@ static int ar8021_config(struct phy_device *phydev)
 	return 0;
 }
 
-struct phy_driver AR8021_driver =  {
+static struct phy_driver AR8021_driver __phy_entry =  {
 	.name = "AR8021",
 	.uid = 0x4dd040,
 	.mask = 0xfffff0,
@@ -39,10 +39,3 @@ struct phy_driver AR8021_driver =  {
 	.startup = genphy_startup,
 	.shutdown = genphy_shutdown,
 };
-
-int phy_atheros_init(void)
-{
-	phy_register(&AR8021_driver);
-
-	return 0;
-}
diff --git a/drivers/net/phy/broadcom.c b/drivers/net/phy/broadcom.c
index 427ac60..133e907 100644
--- a/drivers/net/phy/broadcom.c
+++ b/drivers/net/phy/broadcom.c
@@ -248,7 +248,7 @@ static int bcm5482_startup(struct phy_device *phydev)
 	return 0;
 }
 
-static struct phy_driver BCM5461S_driver = {
+static struct phy_driver BCM5461S_driver __phy_entry = {
 	.name = "Broadcom BCM5461S",
 	.uid = 0x2060c0,
 	.mask = 0xfffff0,
@@ -258,7 +258,7 @@ static struct phy_driver BCM5461S_driver = {
 	.shutdown = &genphy_shutdown,
 };
 
-static struct phy_driver BCM5464S_driver = {
+static struct phy_driver BCM5464S_driver __phy_entry = {
 	.name = "Broadcom BCM5464S",
 	.uid = 0x2060b0,
 	.mask = 0xfffff0,
@@ -268,7 +268,7 @@ static struct phy_driver BCM5464S_driver = {
 	.shutdown = &genphy_shutdown,
 };
 
-static struct phy_driver BCM5482S_driver = {
+static struct phy_driver BCM5482S_driver __phy_entry = {
 	.name = "Broadcom BCM5482S",
 	.uid = 0x143bcb0,
 	.mask = 0xffffff0,
@@ -277,12 +277,3 @@ static struct phy_driver BCM5482S_driver = {
 	.startup = &bcm5482_startup,
 	.shutdown = &genphy_shutdown,
 };
-
-int phy_broadcom_init(void)
-{
-	phy_register(&BCM5482S_driver);
-	phy_register(&BCM5464S_driver);
-	phy_register(&BCM5461S_driver);
-
-	return 0;
-}
diff --git a/drivers/net/phy/davicom.c b/drivers/net/phy/davicom.c
index e96a4af..4c1e6b8 100644
--- a/drivers/net/phy/davicom.c
+++ b/drivers/net/phy/davicom.c
@@ -80,7 +80,7 @@ static int dm9161_startup(struct phy_device *phydev)
 	return 0;
 }
 
-static struct phy_driver DM9161_driver = {
+static struct phy_driver DM9161_driver __phy_entry = {
 	.name = "Davicom DM9161E",
 	.uid = 0x181b880,
 	.mask = 0xffffff0,
@@ -89,10 +89,3 @@ static struct phy_driver DM9161_driver = {
 	.startup = &dm9161_startup,
 	.shutdown = &genphy_shutdown,
 };
-
-int phy_davicom_init(void)
-{
-	phy_register(&DM9161_driver);
-
-	return 0;
-}
diff --git a/drivers/net/phy/lxt.c b/drivers/net/phy/lxt.c
index d67bbdd..e43ea93 100644
--- a/drivers/net/phy/lxt.c
+++ b/drivers/net/phy/lxt.c
@@ -69,7 +69,7 @@ static int lxt971_startup(struct phy_device *phydev)
 	return 0;
 }
 
-static struct phy_driver LXT971_driver = {
+static struct phy_driver LXT971_driver __phy_entry = {
 	.name = "LXT971",
 	.uid = 0x1378e0,
 	.mask = 0xfffff0,
@@ -78,10 +78,3 @@ static struct phy_driver LXT971_driver = {
 	.startup = &lxt971_startup,
 	.shutdown = &genphy_shutdown,
 };
-
-int phy_lxt_init(void)
-{
-	phy_register(&LXT971_driver);
-
-	return 0;
-}
diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c
index e51e799..ebc2ba9 100644
--- a/drivers/net/phy/marvell.c
+++ b/drivers/net/phy/marvell.c
@@ -395,7 +395,7 @@ static int m88e1149_config(struct phy_device *phydev)
 }
 
 
-static struct phy_driver M88E1011S_driver = {
+static struct phy_driver M88E1011S_driver __phy_entry = {
 	.name = "Marvell 88E1011S",
 	.uid = 0x1410c60,
 	.mask = 0xffffff0,
@@ -405,7 +405,7 @@ static struct phy_driver M88E1011S_driver = {
 	.shutdown = &genphy_shutdown,
 };
 
-static struct phy_driver M88E1111S_driver = {
+static struct phy_driver M88E1111S_driver __phy_entry = {
 	.name = "Marvell 88E1111S",
 	.uid = 0x1410cc0,
 	.mask = 0xffffff0,
@@ -415,7 +415,7 @@ static struct phy_driver M88E1111S_driver = {
 	.shutdown = &genphy_shutdown,
 };
 
-static struct phy_driver M88E1118_driver = {
+static struct phy_driver M88E1118_driver __phy_entry = {
 	.name = "Marvell 88E1118",
 	.uid = 0x1410e10,
 	.mask = 0xffffff0,
@@ -425,7 +425,7 @@ static struct phy_driver M88E1118_driver = {
 	.shutdown = &genphy_shutdown,
 };
 
-static struct phy_driver M88E1121R_driver = {
+static struct phy_driver M88E1121R_driver__phy_entry  = {
 	.name = "Marvell 88E1121R",
 	.uid = 0x1410cb0,
 	.mask = 0xffffff0,
@@ -435,7 +435,7 @@ static struct phy_driver M88E1121R_driver = {
 	.shutdown = &genphy_shutdown,
 };
 
-static struct phy_driver M88E1145_driver = {
+static struct phy_driver M88E1145_driver __phy_entry = {
 	.name = "Marvell 88E1145",
 	.uid = 0x1410cd0,
 	.mask = 0xffffff0,
@@ -445,7 +445,7 @@ static struct phy_driver M88E1145_driver = {
 	.shutdown = &genphy_shutdown,
 };
 
-static struct phy_driver M88E1149S_driver = {
+static struct phy_driver M88E1149S_driver __phy_entry = {
 	.name = "Marvell 88E1149S",
 	.uid = 0x1410ca0,
 	.mask = 0xffffff0,
@@ -454,15 +454,3 @@ static struct phy_driver M88E1149S_driver = {
 	.startup = &m88e1011s_startup,
 	.shutdown = &genphy_shutdown,
 };
-
-int phy_marvell_init(void)
-{
-	phy_register(&M88E1149S_driver);
-	phy_register(&M88E1145_driver);
-	phy_register(&M88E1121R_driver);
-	phy_register(&M88E1118_driver);
-	phy_register(&M88E1111S_driver);
-	phy_register(&M88E1011S_driver);
-
-	return 0;
-}
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index d4e64f2..5848f25 100644
--- a/drivers/net/phy/micrel.c
+++ b/drivers/net/phy/micrel.c
@@ -22,7 +22,7 @@
  */
 #include <phy.h>
 
-static struct phy_driver KSZ804_driver = {
+static struct phy_driver KSZ804_driver __phy_entry = {
 	.name = "Micrel KSZ804",
 	.uid = 0x221510,
 	.mask = 0xfffff0,
@@ -32,7 +32,7 @@ static struct phy_driver KSZ804_driver = {
 	.shutdown = &genphy_shutdown,
 };
 
-static struct phy_driver KS8721_driver = {
+static struct phy_driver KS8721_driver __phy_entry = {
 	.name = "Micrel KS8721BL",
 	.uid = 0x221610,
 	.mask = 0xfffff0,
@@ -41,11 +41,3 @@ static struct phy_driver KS8721_driver = {
 	.startup = &genphy_startup,
 	.shutdown = &genphy_shutdown,
 };
-
-int phy_micrel_init(void)
-{
-	phy_register(&KSZ804_driver);
-	phy_register(&KS8721_driver);
-
-	return 0;
-}
diff --git a/drivers/net/phy/natsemi.c b/drivers/net/phy/natsemi.c
index ea60ac1..eedf505 100644
--- a/drivers/net/phy/natsemi.c
+++ b/drivers/net/phy/natsemi.c
@@ -78,7 +78,7 @@ static int dp83865_startup(struct phy_device *phydev)
 }
 
 
-static struct phy_driver DP83865_driver = {
+static struct phy_driver DP83865_driver __phy_entry = {
 	.name = "NatSemi DP83865",
 	.uid = 0x20005c70,
 	.mask = 0xfffffff0,
@@ -87,10 +87,3 @@ static struct phy_driver DP83865_driver = {
 	.startup = &dp83865_startup,
 	.shutdown = &genphy_shutdown,
 };
-
-int phy_natsemi_init(void)
-{
-	phy_register(&DP83865_driver);
-
-	return 0;
-}
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index eb55180..d3441c1 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -420,40 +420,11 @@ static LIST_HEAD(phy_drivers);
 
 int phy_init(void)
 {
-#ifdef CONFIG_PHY_ATHEROS
-	phy_atheros_init();
-#endif
-#ifdef CONFIG_PHY_BROADCOM
-	phy_broadcom_init();
-#endif
-#ifdef CONFIG_PHY_DAVICOM
-	phy_davicom_init();
-#endif
-#ifdef CONFIG_PHY_LXT
-	phy_lxt_init();
-#endif
-#ifdef CONFIG_PHY_MARVELL
-	phy_marvell_init();
-#endif
-#ifdef CONFIG_PHY_MICREL
-	phy_micrel_init();
-#endif
-#ifdef CONFIG_PHY_NATSEMI
-	phy_natsemi_init();
-#endif
-#ifdef CONFIG_PHY_REALTEK
-	phy_realtek_init();
-#endif
-#ifdef CONFIG_PHY_SMSC
-	phy_smsc_init();
-#endif
-#ifdef CONFIG_PHY_TERANETICS
-	phy_teranetics_init();
-#endif
-#ifdef CONFIG_PHY_VITESSE
-	phy_vitesse_init();
-#endif
-
+	struct phy_driver *entry = &__phy_entry_start;
+	while (entry < &__phy_entry_end) {
+		phy_register(entry);
+		entry++;
+	}
 	return 0;
 }
 
diff --git a/drivers/net/phy/realtek.c b/drivers/net/phy/realtek.c
index b7e2753..ae7e2e2 100644
--- a/drivers/net/phy/realtek.c
+++ b/drivers/net/phy/realtek.c
@@ -112,7 +112,7 @@ static int rtl8211b_startup(struct phy_device *phydev)
 	return 0;
 }
 
-static struct phy_driver RTL8211B_driver = {
+static struct phy_driver RTL8211B_driver __phy_entry = {
 	.name = "RealTek RTL8211B",
 	.uid = 0x1cc910,
 	.mask = 0xfffff0,
@@ -121,10 +121,3 @@ static struct phy_driver RTL8211B_driver = {
 	.startup = &rtl8211b_startup,
 	.shutdown = &genphy_shutdown,
 };
-
-int phy_realtek_init(void)
-{
-	phy_register(&RTL8211B_driver);
-
-	return 0;
-}
diff --git a/drivers/net/phy/smsc.c b/drivers/net/phy/smsc.c
index 6dee8eb..aba64bc 100644
--- a/drivers/net/phy/smsc.c
+++ b/drivers/net/phy/smsc.c
@@ -52,7 +52,7 @@ static int smsc_startup(struct phy_device *phydev)
 	return 0;
 }
 
-static struct phy_driver lan8700_driver = {
+static struct phy_driver lan8700_driver __phy_entry = {
 	.name = "SMSC LAN8700",
 	.uid = 0x0007c0c0,
 	.mask = 0xffff0,
@@ -62,7 +62,7 @@ static struct phy_driver lan8700_driver = {
 	.shutdown = &genphy_shutdown,
 };
 
-static struct phy_driver lan911x_driver = {
+static struct phy_driver lan911x_driver __phy_entry = {
 	.name = "SMSC LAN911x Internal PHY",
 	.uid = 0x0007c0d0,
 	.mask = 0xffff0,
@@ -72,7 +72,7 @@ static struct phy_driver lan911x_driver = {
 	.shutdown = &genphy_shutdown,
 };
 
-static struct phy_driver lan8710_driver = {
+static struct phy_driver lan8710_driver __phy_entry = {
 	.name = "SMSC LAN8710/LAN8720",
 	.uid = 0x0007c0f0,
 	.mask = 0xffff0,
@@ -81,12 +81,3 @@ static struct phy_driver lan8710_driver = {
 	.startup = &smsc_startup,
 	.shutdown = &genphy_shutdown,
 };
-
-int phy_smsc_init(void)
-{
-	phy_register(&lan8710_driver);
-	phy_register(&lan911x_driver);
-	phy_register(&lan8700_driver);
-
-	return 0;
-}
diff --git a/drivers/net/phy/teranetics.c b/drivers/net/phy/teranetics.c
index 78447b7..544b3fa 100644
--- a/drivers/net/phy/teranetics.c
+++ b/drivers/net/phy/teranetics.c
@@ -93,7 +93,7 @@ int tn2020_startup(struct phy_device *phydev)
 	return 0;
 }
 
-struct phy_driver tn2020_driver = {
+static struct phy_driver tn2020_driver __phy_entry = {
 	.name = "Teranetics TN2020",
 	.uid = PHY_UID_TN2020,
 	.mask = 0xfffffff0,
@@ -105,10 +105,3 @@ struct phy_driver tn2020_driver = {
 	.startup = &tn2020_startup,
 	.shutdown = &gen10g_shutdown,
 };
-
-int phy_teranetics_init(void)
-{
-	phy_register(&tn2020_driver);
-
-	return 0;
-}
diff --git a/drivers/net/phy/vitesse.c b/drivers/net/phy/vitesse.c
index d48d4fe..302b599 100644
--- a/drivers/net/phy/vitesse.c
+++ b/drivers/net/phy/vitesse.c
@@ -146,7 +146,7 @@ int vsc8601_config(struct phy_device *phydev)
 	return 0;
 }
 
-static struct phy_driver VSC8211_driver = {
+static struct phy_driver VSC8211_driver __phy_entry = {
 	.name	= "Vitesse VSC8211",
 	.uid	= 0xfc4b0,
 	.mask	= 0xffff0,
@@ -156,7 +156,7 @@ static struct phy_driver VSC8211_driver = {
 	.shutdown = &genphy_shutdown,
 };
 
-static struct phy_driver VSC8221_driver = {
+static struct phy_driver VSC8221_driver __phy_entry = {
 	.name = "Vitesse VSC8221",
 	.uid = 0xfc550,
 	.mask = 0xffff0,
@@ -166,7 +166,7 @@ static struct phy_driver VSC8221_driver = {
 	.shutdown = &genphy_shutdown,
 };
 
-static struct phy_driver VSC8244_driver = {
+static struct phy_driver VSC8244_driver __phy_entry = {
 	.name = "Vitesse VSC8244",
 	.uid = 0xfc6c0,
 	.mask = 0xffff0,
@@ -176,7 +176,7 @@ static struct phy_driver VSC8244_driver = {
 	.shutdown = &genphy_shutdown,
 };
 
-static struct phy_driver VSC8234_driver = {
+static struct phy_driver VSC8234_driver __phy_entry = {
 	.name = "Vitesse VSC8234",
 	.uid = 0xfc620,
 	.mask = 0xffff0,
@@ -186,7 +186,7 @@ static struct phy_driver VSC8234_driver = {
 	.shutdown = &genphy_shutdown,
 };
 
-static struct phy_driver VSC8601_driver = {
+static struct phy_driver VSC8601_driver __phy_entry = {
 	.name = "Vitesse VSC8601",
 	.uid = 0x70420,
 	.mask = 0xffff0,
@@ -196,7 +196,7 @@ static struct phy_driver VSC8601_driver = {
 	.shutdown = &genphy_shutdown,
 };
 
-static struct phy_driver VSC8641_driver = {
+static struct phy_driver VSC8641_driver __phy_entry = {
 	.name = "Vitesse VSC8641",
 	.uid = 0x70430,
 	.mask = 0xffff0,
@@ -207,7 +207,7 @@ static struct phy_driver VSC8641_driver = {
 };
 
 /* Vitesse bought Cicada, so we'll put these here */
-static struct phy_driver cis8201_driver = {
+static struct phy_driver cis8201_driver __phy_entry = {
 	.name = "CIS8201",
 	.uid = 0xfc410,
 	.mask = 0xffff0,
@@ -217,7 +217,7 @@ static struct phy_driver cis8201_driver = {
 	.shutdown = &genphy_shutdown,
 };
 
-static struct phy_driver cis8204_driver = {
+static struct phy_driver cis8204_driver __phy_entry = {
 	.name = "Cicada Cis8204",
 	.uid = 0xfc440,
 	.mask = 0xffff0,
@@ -226,17 +226,3 @@ static struct phy_driver cis8204_driver = {
 	.startup = &vitesse_startup,
 	.shutdown = &genphy_shutdown,
 };
-
-int phy_vitesse_init(void)
-{
-	phy_register(&VSC8641_driver);
-	phy_register(&VSC8601_driver);
-	phy_register(&VSC8234_driver);
-	phy_register(&VSC8244_driver);
-	phy_register(&VSC8211_driver);
-	phy_register(&VSC8221_driver);
-	phy_register(&cis8201_driver);
-	phy_register(&cis8204_driver);
-
-	return 0;
-}
diff --git a/include/phy.h b/include/phy.h
index bc522d5..f0eb502 100644
--- a/include/phy.h
+++ b/include/phy.h
@@ -23,6 +23,7 @@
 #ifndef _PHY_H
 #define _PHY_H
 
+#include <linux/compiler.h>
 #include <linux/list.h>
 #include <linux/mii.h>
 #include <linux/ethtool.h>
@@ -231,4 +232,7 @@ int phy_vitesse_init(void);
 /* PHY UIDs for various PHYs that are referenced in external code */
 #define PHY_UID_TN2020	0x00a19410
 
+#define __phy_entry  __attribute__((section(".phy_entry"))) __used __aligned(4)
+extern struct phy_driver __phy_entry_start, __phy_entry_end;
+
 #endif
diff --git a/include/u-boot-common.lds b/include/u-boot-common.lds
index 6d5a4d3..b9e72cf 100644
--- a/include/u-boot-common.lds
+++ b/include/u-boot-common.lds
@@ -12,6 +12,13 @@
 	}
 	U_BOOT_LDS_SYMBOL(__u_boot_cmd_end) = .;
 
+	. = ALIGN(4);
+	U_BOOT_LDS_SYMBOL(__phy_entry_start) = .;
+	.phy_entry : {
+		KEEP(*(.phy_entry))
+	}
+	U_BOOT_LDS_SYMBOL(__phy_entry_end) = .;
+
 	/* powerpc specific, but harmless for others */
 	. = ALIGN(4);
 	U_BOOT_LDS_SYMBOL(__start___ex_table) = .;
-- 
1.7.5.4



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