On Wed, Jan 08, 2020 at 01:18:27PM +0200, Roger Quadros wrote: > From: Kishon Vijay Abraham I <kishon@xxxxxx> > > Add serdes_ln_ctrl node used for selecting SERDES lane mux. > > Signed-off-by: Kishon Vijay Abraham I <kishon@xxxxxx> > Signed-off-by: Sekhar Nori <nsekhar@xxxxxx> > Signed-off-by: Roger Quadros <rogerq@xxxxxx> > --- > arch/arm64/boot/dts/ti/k3-j721e-main.dtsi | 26 +++++++++++ > include/dt-bindings/mux/mux-j721e-wiz.h | 53 +++++++++++++++++++++++ > 2 files changed, 79 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 24cb78db28e4..6741c1e67f50 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 - http://www.ti.com/ > */ > #include <dt-bindings/phy/phy.h> > +#include <dt-bindings/mux/mux.h> > +#include <dt-bindings/mux/mux-j721e-wiz.h> > > &cbass_main { > msmc_ram: sram@70000000 { > @@ -19,6 +21,30 @@ > }; > }; > > + scm_conf: scm_conf@100000 { Don't use '_' in node names. > + compatible = "syscon", "simple-mfd"; Needs a specific compatible especially since the child node doesn't have one. > + reg = <0 0x00100000 0 0x1c000>; > + #address-cells = <1>; > + #size-cells = <1>; > + ranges = <0x0 0x0 0x00100000 0x1c000>; > + > + serdes_ln_ctrl: serdes_ln_ctrl@4080 { 'reg' is needed if there's a unit-address. If there's a register range with only the mux controls, then add 'reg'. > + compatible = "mmio-mux"; > + #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 = <SERDES0_LANE0_PCIE0_LANE0>, <SERDES0_LANE1_PCIE0_LANE1>, > + <SERDES1_LANE0_PCIE1_LANE0>, <SERDES1_LANE1_PCIE1_LANE1>, > + <SERDES2_LANE0_PCIE2_LANE0>, <SERDES2_LANE1_PCIE2_LANE1>, > + <MUX_IDLE_AS_IS>, <SERDES3_LANE1_USB3_0>, > + <SERDES4_LANE0_EDP_LANE0>, <SERDES4_LANE1_EDP_LANE1>, <SERDES4_LANE2_EDP_LANE2>, <SERDES4_LANE3_EDP_LANE3>; > + }; > + }; > + > 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 */ > -- > Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. > Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki >
