linux-kernel - Re: [PATCH v2] pinctrl: qcom: restrict drivers per ARM/ARM64

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Message-ID: <08E290AD-C842-4BF2-9C57-2CE59A4C5D88@linaro.org>
Date:   Sun, 25 Sep 2022 14:43:13 +0300
From:   Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        linux-arm-msm@...r.kernel.org, linux-gpio@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] pinctrl: qcom: restrict drivers per ARM/ARM64



On 25 September 2022 14:21:03 GMT+03:00, Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org> wrote:
>There is no point to allow selecting pin-controller drivers for Qualcomm
>ARMv7 SoCs when building ARM64 kernel, and vice versa.  This makes
>kernel configuration more difficult as many do not remember the Qualcomm
>SoCs.  There won't be a single image for ARMv7 and ARMv8/9 SoCs, so no
>features/options are lost.
>
>Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

I haven't checked which restrictions apply to msm8916 at this moment, but it might be worth adding 'depends on ARM || ARM64 || COMPILE_TEST'

Otherwise lgtm.


>
>---
>
>Changes since v1:
>1. Restrict MSM8976 to ARM64.
>---
> drivers/pinctrl/qcom/Kconfig | 39 ++++++++++++++++++++++++++++++++++++
> 1 file changed, 39 insertions(+)
>
>diff --git a/drivers/pinctrl/qcom/Kconfig b/drivers/pinctrl/qcom/Kconfig
>index 2961b5eb8e10..9dc2d803a586 100644
>--- a/drivers/pinctrl/qcom/Kconfig
>+++ b/drivers/pinctrl/qcom/Kconfig
>@@ -15,6 +15,7 @@ config PINCTRL_MSM
> config PINCTRL_APQ8064
> 	tristate "Qualcomm APQ8064 pin controller driver"
> 	depends on OF
>+	depends on ARM || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -23,6 +24,7 @@ config PINCTRL_APQ8064
> config PINCTRL_APQ8084
> 	tristate "Qualcomm APQ8084 pin controller driver"
> 	depends on OF
>+	depends on ARM || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -31,6 +33,7 @@ config PINCTRL_APQ8084
> config PINCTRL_IPQ4019
> 	tristate "Qualcomm IPQ4019 pin controller driver"
> 	depends on OF
>+	depends on ARM || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -39,6 +42,7 @@ config PINCTRL_IPQ4019
> config PINCTRL_IPQ8064
> 	tristate "Qualcomm IPQ8064 pin controller driver"
> 	depends on OF
>+	depends on ARM || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -47,6 +51,7 @@ config PINCTRL_IPQ8064
> config PINCTRL_IPQ8074
> 	tristate "Qualcomm Technologies, Inc. IPQ8074 pin controller driver"
> 	depends on OF
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for
>@@ -57,6 +62,7 @@ config PINCTRL_IPQ8074
> config PINCTRL_IPQ6018
> 	tristate "Qualcomm Technologies, Inc. IPQ6018 pin controller driver"
> 	depends on OF
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for
>@@ -67,6 +73,7 @@ config PINCTRL_IPQ6018
> config PINCTRL_MSM8226
> 	tristate "Qualcomm 8226 pin controller driver"
> 	depends on OF
>+	depends on ARM || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -76,6 +83,7 @@ config PINCTRL_MSM8226
> config PINCTRL_MSM8660
> 	tristate "Qualcomm 8660 pin controller driver"
> 	depends on OF
>+	depends on ARM || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -84,6 +92,7 @@ config PINCTRL_MSM8660
> config PINCTRL_MSM8960
> 	tristate "Qualcomm 8960 pin controller driver"
> 	depends on OF
>+	depends on ARM || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -100,6 +109,7 @@ config PINCTRL_MDM9607
> config PINCTRL_MDM9615
> 	tristate "Qualcomm 9615 pin controller driver"
> 	depends on OF
>+	depends on ARM || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -108,6 +118,7 @@ config PINCTRL_MDM9615
> config PINCTRL_MSM8X74
> 	tristate "Qualcomm 8x74 pin controller driver"
> 	depends on OF
>+	depends on ARM || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -116,6 +127,7 @@ config PINCTRL_MSM8X74
> config PINCTRL_MSM8909
> 	tristate "Qualcomm 8909 pin controller driver"
> 	depends on OF
>+	depends on ARM || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -132,6 +144,7 @@ config PINCTRL_MSM8916
> config PINCTRL_MSM8953
> 	tristate "Qualcomm 8953 pin controller driver"
> 	depends on OF
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -142,6 +155,7 @@ config PINCTRL_MSM8953
> config PINCTRL_MSM8976
> 	tristate "Qualcomm 8976 pin controller driver"
> 	depends on OF
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -152,6 +166,7 @@ config PINCTRL_MSM8976
> config PINCTRL_MSM8994
> 	tristate "Qualcomm 8994 pin controller driver"
> 	depends on OF
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -161,6 +176,7 @@ config PINCTRL_MSM8994
> config PINCTRL_MSM8996
> 	tristate "Qualcomm MSM8996 pin controller driver"
> 	depends on OF
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -169,6 +185,7 @@ config PINCTRL_MSM8996
> config PINCTRL_MSM8998
> 	tristate "Qualcomm MSM8998 pin controller driver"
> 	depends on OF
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -177,6 +194,7 @@ config PINCTRL_MSM8998
> config PINCTRL_QCM2290
> 	tristate "Qualcomm QCM2290 pin controller driver"
> 	depends on OF
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -185,6 +203,7 @@ config PINCTRL_QCM2290
> config PINCTRL_QCS404
> 	tristate "Qualcomm QCS404 pin controller driver"
> 	depends on OF
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -232,6 +251,7 @@ config PINCTRL_QCOM_SSBI_PMIC
> config PINCTRL_SC7180
> 	tristate "Qualcomm Technologies Inc SC7180 pin controller driver"
> 	depends on OF
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -241,6 +261,7 @@ config PINCTRL_SC7180
> config PINCTRL_SC7280
> 	tristate "Qualcomm Technologies Inc SC7280 pin controller driver"
> 	depends on OF
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -250,6 +271,7 @@ config PINCTRL_SC7280
> config PINCTRL_SC7280_LPASS_LPI
> 	tristate "Qualcomm Technologies Inc SC7280 LPASS LPI pin controller driver"
> 	depends on GPIOLIB
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_LPASS_LPI
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -259,6 +281,7 @@ config PINCTRL_SC7280_LPASS_LPI
> config PINCTRL_SC8180X
> 	tristate "Qualcomm Technologies Inc SC8180x pin controller driver"
> 	depends on (OF || ACPI)
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -268,6 +291,7 @@ config PINCTRL_SC8180X
> config PINCTRL_SC8280XP
> 	tristate "Qualcomm Technologies Inc SC8280xp pin controller driver"
> 	depends on OF
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -277,6 +301,7 @@ config PINCTRL_SC8280XP
> config PINCTRL_SDM660
> 	tristate "Qualcomm Technologies Inc SDM660 pin controller driver"
> 	depends on OF
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	 This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -286,6 +311,7 @@ config PINCTRL_SDM660
> config PINCTRL_SDM845
> 	tristate "Qualcomm Technologies Inc SDM845 pin controller driver"
> 	depends on (OF || ACPI)
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	 This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -295,6 +321,7 @@ config PINCTRL_SDM845
> config PINCTRL_SDX55
> 	tristate "Qualcomm Technologies Inc SDX55 pin controller driver"
> 	depends on OF
>+	depends on ARM || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	 This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -304,6 +331,7 @@ config PINCTRL_SDX55
> config PINCTRL_SM6115
> 	tristate "Qualcomm Technologies Inc SM6115,SM4250 pin controller driver"
> 	depends on GPIOLIB && OF
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	 This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -313,6 +341,7 @@ config PINCTRL_SM6115
> config PINCTRL_SM6125
> 	tristate "Qualcomm Technologies Inc SM6125 pin controller driver"
> 	depends on OF
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	 This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -322,6 +351,7 @@ config PINCTRL_SM6125
> config PINCTRL_SM6350
> 	tristate "Qualcomm Technologies Inc SM6350 pin controller driver"
> 	depends on GPIOLIB && OF
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	 This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -331,6 +361,7 @@ config PINCTRL_SM6350
> config PINCTRL_SM6375
> 	tristate "Qualcomm Technologies Inc SM6375 pin controller driver"
> 	depends on GPIOLIB && OF
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	 This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -340,6 +371,7 @@ config PINCTRL_SM6375
> config PINCTRL_SDX65
> 	tristate "Qualcomm Technologies Inc SDX65 pin controller driver"
> 	depends on GPIOLIB && OF
>+	depends on ARM || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	 This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -349,6 +381,7 @@ config PINCTRL_SDX65
> config PINCTRL_SM8150
> 	tristate "Qualcomm Technologies Inc SM8150 pin controller driver"
> 	depends on OF
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	 This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -358,6 +391,7 @@ config PINCTRL_SM8150
> config PINCTRL_SM8250
> 	tristate "Qualcomm Technologies Inc SM8250 pin controller driver"
> 	depends on OF
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -367,6 +401,7 @@ config PINCTRL_SM8250
> config PINCTRL_SM8250_LPASS_LPI
> 	tristate "Qualcomm Technologies Inc SM8250 LPASS LPI pin controller driver"
> 	depends on GPIOLIB
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_LPASS_LPI
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -375,6 +410,7 @@ config PINCTRL_SM8250_LPASS_LPI
> 
> config PINCTRL_SM8350
> 	tristate "Qualcomm Technologies Inc SM8350 pin controller driver"
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -384,6 +420,7 @@ config PINCTRL_SM8350
> config PINCTRL_SM8450
> 	tristate "Qualcomm Technologies Inc SM8450 pin controller driver"
> 	depends on GPIOLIB && OF
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_MSM
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -393,6 +430,7 @@ config PINCTRL_SM8450
> config PINCTRL_SM8450_LPASS_LPI
> 	tristate "Qualcomm Technologies Inc SM8450 LPASS LPI pin controller driver"
> 	depends on GPIOLIB
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_LPASS_LPI
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
>@@ -402,6 +440,7 @@ config PINCTRL_SM8450_LPASS_LPI
> config PINCTRL_SC8280XP_LPASS_LPI
> 	tristate "Qualcomm Technologies Inc SC8280XP LPASS LPI pin controller driver"
> 	depends on GPIOLIB
>+	depends on ARM64 || COMPILE_TEST
> 	depends on PINCTRL_LPASS_LPI
> 	help
> 	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the

-- 
With best wishes
Dmitry