From e283ecf38848c24d4f59891b70522eb7bfb28fcd Mon Sep 17 00:00:00 2001 From: David Wu Date: Fri, 19 Oct 2018 18:08:39 +0800 Subject: [PATCH] arm64: dts: rockchip: Correct the reset time of rtl8211f phy for rk1808-evb According to the PHY datasheet of rtl8211f, if the reset time of the PHY is not enough, it will cause the PHY instability, which has been encountered by other customers, need to take longer than rtl8211e. Change-Id: I2786c8b9005a3437d39d6b580d01f03c590848d6 Signed-off-by: David Wu --- arch/arm64/boot/dts/rockchip/rk1808-evb.dtsi | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/rockchip/rk1808-evb.dtsi b/arch/arm64/boot/dts/rockchip/rk1808-evb.dtsi index 4f520931db99..bc31990ddada 100644 --- a/arch/arm64/boot/dts/rockchip/rk1808-evb.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk1808-evb.dtsi @@ -257,7 +257,8 @@ clock_in_out = "input"; snps,reset-gpio = <&gpio0 10 GPIO_ACTIVE_LOW>; snps,reset-active-low; - snps,reset-delays-us = <0 10000 50000>; + /* Reset time is 20ms, 100ms for rtl8211f */ + snps,reset-delays-us = <0 20000 100000>; assigned-clocks = <&cru SCLK_GMAC>; assigned-clock-parents = <&gmac_clkin>; tx_delay = <0x50>;