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mips: ath79: ar933x: Fix ethernet PHY mismatch

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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>
This commit is contained in:
Wills Wang 2016-05-22 11:59:50 +08:00 committed by Daniel Schwierzeck
parent 1ad3a6fb5b
commit 42a3f3e6eb
2 changed files with 3 additions and 1 deletions
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1
arch/mips/mach-ath79/include/mach/ar71xx_regs.h
View File

@ -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)

3
arch/mips/mach-ath79/reset.c
View File

@ -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));