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authorWills Wang <wills.wang@live.com>2016-05-22 11:59:50 +0800
committerDaniel Schwierzeck <daniel.schwierzeck@gmail.com>2016-05-26 01:34:14 +0200
commit42a3f3e6ebbac4d93892d2b870502743d7308988 (patch)
tree8281d7f9e766b1608d962cfec02e84da8f0ca0de
parent1ad3a6fb5b9eb8444281c3975de6c6b7e1549c53 (diff)
mips: ath79: ar933x: Fix ethernet PHY mismatch
We need reset the Ethernet Switch analog part before operation, or the build-in Ethernet PHY don't work. Signed-off-by: Wills Wang <wills.wang@live.com> Acked-by: Marek Vasut <marex@denx.de>
-rw-r--r--arch/mips/mach-ath79/include/mach/ar71xx_regs.h1
-rw-r--r--arch/mips/mach-ath79/reset.c3
2 files changed, 3 insertions, 1 deletions
diff --git a/arch/mips/mach-ath79/include/mach/ar71xx_regs.h b/arch/mips/mach-ath79/include/mach/ar71xx_regs.h
index a8e51cb4cf..dabcad0d22 100644
--- a/arch/mips/mach-ath79/include/mach/ar71xx_regs.h
+++ b/arch/mips/mach-ath79/include/mach/ar71xx_regs.h
@@ -660,6 +660,7 @@
#define AR933X_RESET_GE1_MDIO BIT(23)
#define AR933X_RESET_GE0_MDIO BIT(22)
+#define AR933X_RESET_ETH_SWITCH_ANALOG BIT(14)
#define AR933X_RESET_GE1_MAC BIT(13)
#define AR933X_RESET_WMAC BIT(11)
#define AR933X_RESET_GE0_MAC BIT(9)
diff --git a/arch/mips/mach-ath79/reset.c b/arch/mips/mach-ath79/reset.c
index 188eccb9bf..a88bcbcfe2 100644
--- a/arch/mips/mach-ath79/reset.c
+++ b/arch/mips/mach-ath79/reset.c
@@ -81,7 +81,8 @@ static int eth_init_ar933x(void)
MAP_NOCACHE);
const u32 mask = AR933X_RESET_GE0_MAC | AR933X_RESET_GE0_MDIO |
AR933X_RESET_GE1_MAC | AR933X_RESET_GE1_MDIO |
- AR933X_RESET_ETH_SWITCH;
+ AR933X_RESET_ETH_SWITCH |
+ AR933X_RESET_ETH_SWITCH_ANALOG;
/* Clear MDIO slave EN bit. */
clrbits_be32(rregs + AR933X_RESET_REG_BOOTSTRAP, BIT(17));