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Date: Mon, 8 Apr 2019 12:28:14 +0300
From: Roger Quadros <rogerq@...com>
To: <tony@...mide.com>
CC: <robh+dt@...nel.org>, <s-anna@...com>, <nm@...com>,
<lokeshvutla@...com>, <linux-omap@...r.kernel.org>,
<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/2] ARM: dts: dra7: Separate AM57 dtsi files
On 05/04/2019 16:28, Roger Quadros wrote:
> AM5 and DRA7 SoC families have different set of modules
> in them so the SoC sepecific dtsi files need to be separated.
>
> e.g. Some of the major differences between AM576 and DRA76
>
> DRA76x AM576x
>
> USB3 x
> USB4 x
> ATL x
> VCP x
> MLB x
> ISS x
> PRU-ICSS1 x
> PRU-ICSS2 x
>
> This patch only deals with disabling USB3, USB4 and ATL for
> AM57 variants.
>
> Signed-off-by: Roger Quadros <rogerq@...com>
> ---
> arch/arm/boot/dts/am5718.dtsi | 32 ++++++++++++++++++++++
> arch/arm/boot/dts/am571x-idk.dts | 2 +-
> arch/arm/boot/dts/am5728.dtsi | 33 +++++++++++++++++++++++
> arch/arm/boot/dts/am572x-idk.dts | 5 ++--
> arch/arm/boot/dts/am5748.dtsi | 33 +++++++++++++++++++++++
> arch/arm/boot/dts/am574x-idk.dts | 4 +--
> arch/arm/boot/dts/am57xx-cl-som-am57x.dts | 2 +-
> arch/arm/boot/dts/dra7-l4.dtsi | 6 ++---
I think I need to update am57xx-beagle-x15-common.dtsi to include am5728.
I'll send an updated patch.
cheers,
-roger
> 8 files changed, 107 insertions(+), 10 deletions(-)
> create mode 100644 arch/arm/boot/dts/am5718.dtsi
> create mode 100644 arch/arm/boot/dts/am5728.dtsi
> create mode 100644 arch/arm/boot/dts/am5748.dtsi
>
> diff --git a/arch/arm/boot/dts/am5718.dtsi b/arch/arm/boot/dts/am5718.dtsi
> new file mode 100644
> index 000000000000..d51007c3e8c4
> --- /dev/null
> +++ b/arch/arm/boot/dts/am5718.dtsi
> @@ -0,0 +1,32 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com/
> + */
> +
> +#include "dra72x.dtsi"
> +
> +/ {
> + compatible = "ti,am5718", "ti,dra7";
> +};
> +
> +/*
> + * These modules are not present on AM5718
> + *
> + * ATL
> + * VCP1, VCP2
> + * MLB
> + * ISS
> + * USB3, USB4
> + */
> +
> +&usb3_tm {
> + status = "disabled";
> +};
> +
> +&usb4_tm {
> + status = "disabled";
> +};
> +
> +&atl_tm {
> + status = "disabled";
> +};
> diff --git a/arch/arm/boot/dts/am571x-idk.dts b/arch/arm/boot/dts/am571x-idk.dts
> index 6432309b39e3..66116ad3f9f4 100644
> --- a/arch/arm/boot/dts/am571x-idk.dts
> +++ b/arch/arm/boot/dts/am571x-idk.dts
> @@ -7,7 +7,7 @@
> */
> /dts-v1/;
>
> -#include "dra72x.dtsi"
> +#include "am5718.dtsi"
> #include <dt-bindings/gpio/gpio.h>
> #include <dt-bindings/interrupt-controller/irq.h>
> #include "dra7-mmc-iodelay.dtsi"
> diff --git a/arch/arm/boot/dts/am5728.dtsi b/arch/arm/boot/dts/am5728.dtsi
> new file mode 100644
> index 000000000000..82e5427ef6a9
> --- /dev/null
> +++ b/arch/arm/boot/dts/am5728.dtsi
> @@ -0,0 +1,33 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com/
> + */
> +
> +#include "dra74x.dtsi"
> +
> +/ {
> + compatible = "ti,am5728", "ti,dra7";
> +};
> +
> +/*
> + * These modules are not present on AM5728
> + *
> + * EVE1, EVE2
> + * ATL
> + * VCP1, VCP2
> + * MLB
> + * ISS
> + * USB3, USB4
> + */
> +
> +&usb3_tm {
> + status = "disabled";
> +};
> +
> +&usb4_tm {
> + status = "disabled";
> +};
> +
> +&atl_tm {
> + status = "disabled";
> +};
> diff --git a/arch/arm/boot/dts/am572x-idk.dts b/arch/arm/boot/dts/am572x-idk.dts
> index b2fb6e097be7..4f835222c266 100644
> --- a/arch/arm/boot/dts/am572x-idk.dts
> +++ b/arch/arm/boot/dts/am572x-idk.dts
> @@ -8,15 +8,14 @@
>
> /dts-v1/;
>
> -#include "dra74x.dtsi"
> +#include "am5728.dtsi"
> #include "dra7-mmc-iodelay.dtsi"
> #include "dra74x-mmc-iodelay.dtsi"
> #include "am572x-idk-common.dtsi"
>
> / {
> model = "TI AM5728 IDK";
> - compatible = "ti,am5728-idk", "ti,am5728", "ti,dra742", "ti,dra74",
> - "ti,dra7";
> + compatible = "ti,am5728-idk", "ti,am5728", "ti,dra7";
> };
>
> &mmc1 {
> diff --git a/arch/arm/boot/dts/am5748.dtsi b/arch/arm/boot/dts/am5748.dtsi
> new file mode 100644
> index 000000000000..5e129759d04a
> --- /dev/null
> +++ b/arch/arm/boot/dts/am5748.dtsi
> @@ -0,0 +1,33 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com/
> + */
> +
> +#include "dra76x.dtsi"
> +
> +/ {
> + compatible = "ti,am5748", "ti,dra762", "ti,dra7";
> +};
> +
> +/*
> + * These modules are not present on AM5748
> + *
> + * EVE1, EVE2
> + * ATL
> + * VCP1, VCP2
> + * MLB
> + * ISS
> + * USB3, USB4
> + */
> +
> +&usb3_tm {
> + status = "disabled";
> +};
> +
> +&usb4_tm {
> + status = "disabled";
> +};
> +
> +&atl_tm {
> + status = "disabled";
> +};
> diff --git a/arch/arm/boot/dts/am574x-idk.dts b/arch/arm/boot/dts/am574x-idk.dts
> index 378dfa780ac1..dc5141c35610 100644
> --- a/arch/arm/boot/dts/am574x-idk.dts
> +++ b/arch/arm/boot/dts/am574x-idk.dts
> @@ -6,14 +6,14 @@
>
> /dts-v1/;
>
> -#include "dra76x.dtsi"
> +#include "am5748.dtsi"
> #include "dra7-mmc-iodelay.dtsi"
> #include "dra76x-mmc-iodelay.dtsi"
> #include "am572x-idk-common.dtsi"
>
> / {
> model = "TI AM5748 IDK";
> - compatible = "ti,am5728-idk", "ti,dra762", "ti,dra7";
> + compatible = "ti,am5748-idk", "ti,am5748", "ti,dra762", "ti,dra7";
> };
>
> &qspi {
> diff --git a/arch/arm/boot/dts/am57xx-cl-som-am57x.dts b/arch/arm/boot/dts/am57xx-cl-som-am57x.dts
> index 4748ce8747ad..0460de0da2bf 100644
> --- a/arch/arm/boot/dts/am57xx-cl-som-am57x.dts
> +++ b/arch/arm/boot/dts/am57xx-cl-som-am57x.dts
> @@ -13,7 +13,7 @@
>
> #include <dt-bindings/gpio/gpio.h>
> #include <dt-bindings/interrupt-controller/irq.h>
> -#include "dra74x.dtsi"
> +#include "am5728.dtsi"
>
> / {
> model = "CompuLab CL-SOM-AM57x";
> diff --git a/arch/arm/boot/dts/dra7-l4.dtsi b/arch/arm/boot/dts/dra7-l4.dtsi
> index 414f1cd68733..fe9f0bc29fec 100644
> --- a/arch/arm/boot/dts/dra7-l4.dtsi
> +++ b/arch/arm/boot/dts/dra7-l4.dtsi
> @@ -2499,7 +2499,7 @@
> ranges = <0x0 0x3a000 0x1000>;
> };
>
> - target-module@...00 { /* 0x4843c000, ap 23 08.0 */
> + atl_tm: target-module@...00 { /* 0x4843c000, ap 23 08.0 */
> compatible = "ti,sysc-omap4", "ti,sysc";
> reg = <0x3c000 0x4>;
> reg-names = "rev";
> @@ -4099,7 +4099,7 @@
> };
> };
>
> - target-module@...000 { /* 0x48900000, ap 85 04.0 */
> + usb3_tm: target-module@...000 { /* 0x48900000, ap 85 04.0 */
> compatible = "ti,sysc-omap4", "ti,sysc";
> ti,hwmods = "usb_otg_ss3";
> reg = <0x100000 0x4>,
> @@ -4148,7 +4148,7 @@
> };
> };
>
> - target-module@...000 { /* 0x48940000, ap 75 3c.0 */
> + usb4_tm: target-module@...000 { /* 0x48940000, ap 75 3c.0 */
> compatible = "ti,sysc-omap4", "ti,sysc";
> ti,hwmods = "usb_otg_ss4";
> reg = <0x140000 0x4>,
>
--
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