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Message-ID: <581732d1-8d86-f7c6-ebbf-795b48e5e67f@canonical.com>
Date: Tue, 18 Jan 2022 19:46:43 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
To: Alim Akhtar <alim.akhtar@...sung.com>,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc: soc@...nel.org, linux-clk@...r.kernel.org,
devicetree@...r.kernel.org, olof@...om.net, arnd@...db.de,
linus.walleij@...aro.org, catalin.marinas@....com,
robh+dt@...nel.org, s.nawrocki@...sung.com,
linux-samsung-soc@...r.kernel.org, pankaj.dubey@...sung.com,
linux-fsd@...la.com, Shashank Prashar <s.prashar@...sung.com>,
Aswani Reddy <aswani.reddy@...sung.com>
Subject: Re: [PATCH v2 15/16] arm64: dts: fsd: Add initial pinctrl support
On 18/01/2022 15:48, Alim Akhtar wrote:
> Add initial pin configuration nodes for FSD SoC.
>
> Cc: linux-fsd@...la.com
> Signed-off-by: Shashank Prashar <s.prashar@...sung.com>
> Signed-off-by: Aswani Reddy <aswani.reddy@...sung.com>
> Signed-off-by: Alim Akhtar <alim.akhtar@...sung.com>
> ---
> arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi | 335 +++++++++++++++++++++
> arch/arm64/boot/dts/tesla/fsd.dtsi | 22 ++
> 2 files changed, 357 insertions(+)
> create mode 100644 arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi
>
> diff --git a/arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi b/arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi
> new file mode 100644
> index 000000000000..371344e446f3
> --- /dev/null
> +++ b/arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi
> @@ -0,0 +1,335 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Tesla Full Self-Driving SoC device tree source
> + *
> + * Copyright (c) 2017-2021 Samsung Electronics Co., Ltd.
> + * https://www.samsung.com
> + * Copyright (c) 2017-2021 Tesla, Inc.
> + * https://www.tesla.com
> + */
> +
> +#include <dt-bindings/pinctrl/samsung.h>
> +
> +&pinctrl_fsys0 {
> + gpf0: gpf0 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpf1: gpf1 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpf6: gpf6 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpf4: gpf4 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpf5: gpf5 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +};
> +
> +&pinctrl_peric {
> + gpc8: gpc8 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpf2: gpf2 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpf3: gpf3 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpd0: gpd0 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpb0: gpb0 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpb1: gpb1 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpb4: gpb4 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpb5: gpb5 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpb6: gpb6 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpb7: gpb7 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpd1: gpd1 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpd2: gpd2 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpd3: gpd3 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpg0: gpg0 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpg1: gpg1 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpg2: gpg2 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpg3: gpg3 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpg4: gpg4 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpg5: gpg5 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpg6: gpg6 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + gpg7: gpg7 {
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + };
> +
> + pwm0_out: pwm0-out {
> + samsung,pins = "gpb6-1";
> + samsung,pin-function = <EXYNOS_PIN_FUNC_2>;
> + samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
> + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV2>;
> + };
All pin configuration nodes with "-pins" suffix, even though current
bindings do not mandate it. Less changes in the future.
Best regards,
Krzysztof
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