ar71xx: implement callback in mdio reset

This enables us to add fixups to the board specific code for boards that
require special treatment of PHYs on mdio bus reset.

Signed-off-by: Felix Kaechele <heffer@fedoraproject.org>
http://patchwork.openwrt.org/patch/4614/
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@39127 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ath79/ag71xx_platform.h b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ath79/ag71xx_platform.h
index 656a6ef..68aea20 100644 (file)
--- a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ath79/ag71xx_platform.h
+++ b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ath79/ag71xx_platform.h
@@ -55,6 +55,8 @@ struct ag71xx_mdio_platform_data {
        u8              is_ar934x:1;
        unsigned long   mdio_clock;
        unsigned long   ref_clock;
+
+       void            (*reset)(struct mii_bus *bus);
 };
 
 #endif /* __ASM_MACH_ATH79_PLATFORM_H */

diff --git a/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_mdio.c b/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_mdio.c
index ec88233..71ae825 100644 (file)
--- a/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_mdio.c
+++ b/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_mdio.c
@@ -181,6 +181,9 @@ static int ag71xx_mdio_reset(struct mii_bus *bus)
        ag71xx_mdio_wr(am, AG71XX_REG_MII_CFG, t);
        udelay(100);
 
+       if (am->pdata->reset)
+               am->pdata->reset(bus);
+
        return 0;
 }