From 82276b1171568a7b3233f53b9fb32cfc9ba22c55 Mon Sep 17 00:00:00 2001 From: Kuibao Zhang Date: Wed, 8 May 2019 16:26:26 +0800 Subject: [PATCH] BT: support rtl8761atv [1/1] PD#OTT-2730 Problem: 1.BT open fail; 2.the problem is caused by Flow Control; Solution: 1.set host cts pull-down as default on the dts. Verify: Galilei. Change-Id: I42aa3bfa263d4330219268622bce94bfc24ced8a Signed-off-by: Kuibao Zhang --- arch/arm/boot/dts/amlogic/mesong12b.dtsi | 6 +++++- arch/arm64/boot/dts/amlogic/mesong12b.dtsi | 6 +++++- 2 files changed, 10 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/amlogic/mesong12b.dtsi b/arch/arm/boot/dts/amlogic/mesong12b.dtsi index d8de340..c3ebcc9 100644 --- a/arch/arm/boot/dts/amlogic/mesong12b.dtsi +++ b/arch/arm/boot/dts/amlogic/mesong12b.dtsi @@ -2499,10 +2499,14 @@ mux { groups = "uart_tx_a", "uart_rx_a", - "uart_cts_a", "uart_rts_a"; function = "uart_a"; }; + mux1 { + groups = "uart_cts_a"; + function = "uart_a"; + bias-pull-down; + }; }; b_uart_pins:b_uart { diff --git a/arch/arm64/boot/dts/amlogic/mesong12b.dtsi b/arch/arm64/boot/dts/amlogic/mesong12b.dtsi index 7b760b7..880ffac 100644 --- a/arch/arm64/boot/dts/amlogic/mesong12b.dtsi +++ b/arch/arm64/boot/dts/amlogic/mesong12b.dtsi @@ -2499,10 +2499,14 @@ mux { groups = "uart_tx_a", "uart_rx_a", - "uart_cts_a", "uart_rts_a"; function = "uart_a"; }; + mux1 { + groups = "uart_cts_a"; + function = "uart_a"; + bias-pull-down; + }; }; b_uart_pins:b_uart { -- 2.7.4