From b766e3b0d5f698266ba353821fee09a3862d51d4 Mon Sep 17 00:00:00 2001 From: Kishon Vijay Abraham I Date: Mon, 29 Jun 2020 15:52:51 +0300 Subject: [PATCH] arm64: dts: ti: k3-j721e-main: Add system controller node and SERDES lane mux The system controller node manages the CTRL_MMR0 region. Add serdes_ln_ctrl node which is used for controlling the SERDES lane mux. Signed-off-by: Kishon Vijay Abraham I Signed-off-by: Roger Quadros Acked-by: Rob Herring Signed-off-by: Tero Kristo --- arch/arm64/boot/dts/ti/k3-j721e-main.dtsi | 27 ++++++++++++ include/dt-bindings/mux/mux-j721e-wiz.h | 53 +++++++++++++++++++++++ 2 files changed, 80 insertions(+) create mode 100644 include/dt-bindings/mux/mux-j721e-wiz.h diff --git a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi index 4b4a30ddcf34..93f83a2d0935 100644 --- a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi @@ -5,6 +5,8 @@ * Copyright (C) 2016-2019 Texas Instruments Incorporated - https://www.ti.com/ */ #include +#include +#include &cbass_main { msmc_ram: sram@70000000 { @@ -19,6 +21,31 @@ }; }; + scm_conf: scm-conf@100000 { + compatible = "ti,j721e-system-controller", "syscon", "simple-mfd"; + reg = <0 0x00100000 0 0x1c000>; /* excludes pinctrl region */ + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0x0 0x00100000 0x1c000>; + + serdes_ln_ctrl: serdes-ln-ctrl@4080 { + compatible = "mmio-mux"; + reg = <0x00004080 0x50>; + #mux-control-cells = <1>; + mux-reg-masks = <0x4080 0x3>, <0x4084 0x3>, /* SERDES0 lane0/1 select */ + <0x4090 0x3>, <0x4094 0x3>, /* SERDES1 lane0/1 select */ + <0x40a0 0x3>, <0x40a4 0x3>, /* SERDES2 lane0/1 select */ + <0x40b0 0x3>, <0x40b4 0x3>, /* SERDES3 lane0/1 select */ + <0x40c0 0x3>, <0x40c4 0x3>, <0x40c8 0x3>, <0x40cc 0x3>; + /* SERDES4 lane0/1/2/3 select */ + idle-states = , , + , , + , , + , , + , , , ; + }; + }; + gic500: interrupt-controller@1800000 { compatible = "arm,gic-v3"; #address-cells = <2>; diff --git a/include/dt-bindings/mux/mux-j721e-wiz.h b/include/dt-bindings/mux/mux-j721e-wiz.h new file mode 100644 index 000000000000..fd1c4ea9fc7f --- /dev/null +++ b/include/dt-bindings/mux/mux-j721e-wiz.h @@ -0,0 +1,53 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * This header provides constants for J721E WIZ. + */ + +#ifndef _DT_BINDINGS_J721E_WIZ +#define _DT_BINDINGS_J721E_WIZ + +#define SERDES0_LANE0_QSGMII_LANE1 0x0 +#define SERDES0_LANE0_PCIE0_LANE0 0x1 +#define SERDES0_LANE0_USB3_0_SWAP 0x2 + +#define SERDES0_LANE1_QSGMII_LANE2 0x0 +#define SERDES0_LANE1_PCIE0_LANE1 0x1 +#define SERDES0_LANE1_USB3_0 0x2 + +#define SERDES1_LANE0_QSGMII_LANE3 0x0 +#define SERDES1_LANE0_PCIE1_LANE0 0x1 +#define SERDES1_LANE0_USB3_1_SWAP 0x2 +#define SERDES1_LANE0_SGMII_LANE0 0x3 + +#define SERDES1_LANE1_QSGMII_LANE4 0x0 +#define SERDES1_LANE1_PCIE1_LANE1 0x1 +#define SERDES1_LANE1_USB3_1 0x2 +#define SERDES1_LANE1_SGMII_LANE1 0x3 + +#define SERDES2_LANE0_PCIE2_LANE0 0x1 +#define SERDES2_LANE0_SGMII_LANE0 0x3 +#define SERDES2_LANE0_USB3_1_SWAP 0x2 + +#define SERDES2_LANE1_PCIE2_LANE1 0x1 +#define SERDES2_LANE1_USB3_1 0x2 +#define SERDES2_LANE1_SGMII_LANE1 0x3 + +#define SERDES3_LANE0_PCIE3_LANE0 0x1 +#define SERDES3_LANE0_USB3_0_SWAP 0x2 + +#define SERDES3_LANE1_PCIE3_LANE1 0x1 +#define SERDES3_LANE1_USB3_0 0x2 + +#define SERDES4_LANE0_EDP_LANE0 0x0 +#define SERDES4_LANE0_QSGMII_LANE5 0x2 + +#define SERDES4_LANE1_EDP_LANE1 0x0 +#define SERDES4_LANE1_QSGMII_LANE6 0x2 + +#define SERDES4_LANE2_EDP_LANE2 0x0 +#define SERDES4_LANE2_QSGMII_LANE7 0x2 + +#define SERDES4_LANE3_EDP_LANE3 0x0 +#define SERDES4_LANE3_QSGMII_LANE8 0x2 + +#endif /* _DT_BINDINGS_J721E_WIZ */ -- 2.39.5