linux-kernel - [PATCH 2/2] pwm: Enable compile testing for some of drivers

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Message-Id: <20191230172113.17222-2-krzk@kernel.org>
Date:   Mon, 30 Dec 2019 18:21:13 +0100
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Thierry Reding <thierry.reding@...il.com>,
        Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>, linux-pwm@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        bcm-kernel-feedback-list@...adcom.com,
        linux-rpi-kernel@...ts.infradead.org,
        linux-amlogic@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org,
        linux-riscv@...ts.infradead.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-tegra@...r.kernel.org
Cc:     Krzysztof Kozlowski <krzk@...nel.org>
Subject: [PATCH 2/2] pwm: Enable compile testing for some of drivers

Some of the PWM drivers can be compile tested to increase build
coverage.

The Meson PWM driver requires COMMON_CLK dependency.

Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>
---
 drivers/pwm/Kconfig | 48 +++++++++++++++++++++++----------------------
 1 file changed, 25 insertions(+), 23 deletions(-)

diff --git a/drivers/pwm/Kconfig b/drivers/pwm/Kconfig
index c865d688f6b4..d5661a227321 100644
--- a/drivers/pwm/Kconfig
+++ b/drivers/pwm/Kconfig
@@ -44,7 +44,7 @@ config PWM_AB8500
 
 config PWM_ATMEL
 	tristate "Atmel PWM support"
-	depends on ARCH_AT91 && OF
+	depends on (ARCH_AT91 || COMPILE_TEST) && OF
 	help
 	  Generic PWM framework driver for Atmel SoC.
 
@@ -100,7 +100,7 @@ config PWM_BCM_KONA
 
 config PWM_BCM2835
 	tristate "BCM2835 PWM support"
-	depends on ARCH_BCM2835
+	depends on ARCH_BCM2835 || COMPILE_TEST
 	help
 	  PWM framework driver for BCM2835 controller (Raspberry Pi)
 
@@ -109,7 +109,7 @@ config PWM_BCM2835
 
 config PWM_BERLIN
 	tristate "Marvell Berlin PWM support"
-	depends on ARCH_BERLIN
+	depends on ARCH_BERLIN || COMPILE_TEST
 	help
 	  PWM framework driver for Marvell Berlin SoCs.
 
@@ -118,7 +118,7 @@ config PWM_BERLIN
 
 config PWM_BRCMSTB
 	tristate "Broadcom STB PWM support"
-	depends on ARCH_BRCMSTB || BMIPS_GENERIC
+	depends on ARCH_BRCMSTB || BMIPS_GENERIC || COMPILE_TEST
 	help
 	  Generic PWM framework driver for the Broadcom Set-top-Box
 	  SoCs (BCM7xxx).
@@ -152,7 +152,7 @@ config PWM_CROS_EC
 
 config PWM_EP93XX
 	tristate "Cirrus Logic EP93xx PWM support"
-	depends on ARCH_EP93XX
+	depends on ARCH_EP93XX || COMPILE_TEST
 	help
 	  Generic PWM framework driver for Cirrus Logic EP93xx.
 
@@ -195,7 +195,7 @@ config PWM_IMG
 
 config PWM_IMX1
 	tristate "i.MX1 PWM support"
-	depends on ARCH_MXC
+	depends on ARCH_MXC || COMPILE_TEST
 	help
 	  Generic PWM framework driver for i.MX1 and i.MX21
 
@@ -204,7 +204,7 @@ config PWM_IMX1
 
 config PWM_IMX27
 	tristate "i.MX27 PWM support"
-	depends on ARCH_MXC
+	depends on ARCH_MXC || COMPILE_TEST
 	help
 	  Generic PWM framework driver for i.MX27 and later i.MX SoCs.
 
@@ -244,7 +244,7 @@ config PWM_LP3943
 
 config PWM_LPC18XX_SCT
 	tristate "LPC18xx/43xx PWM/SCT support"
-	depends on ARCH_LPC18XX
+	depends on ARCH_LPC18XX || COMPILE_TEST
 	help
 	  Generic PWM framework driver for NXP LPC18xx PWM/SCT which
 	  supports 16 channels.
@@ -256,7 +256,7 @@ config PWM_LPC18XX_SCT
 
 config PWM_LPC32XX
 	tristate "LPC32XX PWM support"
-	depends on ARCH_LPC32XX
+	depends on ARCH_LPC32XX || COMPILE_TEST
 	help
 	  Generic PWM framework driver for LPC32XX. The LPC32XX SOC has two
 	  PWM controllers.
@@ -289,7 +289,8 @@ config PWM_LPSS_PLATFORM
 
 config PWM_MESON
 	tristate "Amlogic Meson PWM driver"
-	depends on ARCH_MESON
+	depends on ARCH_MESON || COMPILE_TEST
+	depends on COMMON_CLK
 	help
 	  The platform driver for Amlogic Meson PWM controller.
 
@@ -318,7 +319,7 @@ config PWM_MEDIATEK
 
 config PWM_MXS
 	tristate "Freescale MXS PWM support"
-	depends on ARCH_MXS && OF
+	depends on (ARCH_MXS && OF) || COMPILE_TEST
 	select STMP_DEVICE
 	help
 	  Generic PWM framework driver for Freescale MXS.
@@ -328,7 +329,8 @@ config PWM_MXS
 
 config PWM_OMAP_DMTIMER
 	tristate "OMAP Dual-Mode Timer PWM support"
-	depends on OF && ARCH_OMAP && OMAP_DM_TIMER
+	depends on (ARCH_OMAP && OMAP_DM_TIMER) || COMPILE_TEST
+	depends on OF
 	help
 	  Generic PWM framework driver for OMAP Dual-Mode Timer PWM output
 
@@ -356,7 +358,7 @@ config PWM_PUV3
 
 config PWM_PXA
 	tristate "PXA PWM support"
-	depends on ARCH_PXA
+	depends on ARCH_PXA || COMPILE_TEST
 	help
 	  Generic PWM framework driver for PXA.
 
@@ -387,14 +389,14 @@ config PWM_RENESAS_TPU
 
 config PWM_ROCKCHIP
 	tristate "Rockchip PWM support"
-	depends on ARCH_ROCKCHIP
+	depends on ARCH_ROCKCHIP || COMPILE_TEST
 	help
 	  Generic PWM framework driver for the PWM controller found on
 	  Rockchip SoCs.
 
 config PWM_SAMSUNG
 	tristate "Samsung PWM support"
-	depends on PLAT_SAMSUNG || ARCH_EXYNOS
+	depends on PLAT_SAMSUNG || ARCH_EXYNOS || COMPILE_TEST
 	help
 	  Generic PWM framework driver for Samsung.
 
@@ -414,7 +416,7 @@ config PWM_SIFIVE
 
 config PWM_SPEAR
 	tristate "STMicroelectronics SPEAr PWM support"
-	depends on PLAT_SPEAR
+	depends on PLAT_SPEAR || COMPILE_TEST
 	depends on OF
 	help
 	  Generic PWM framework driver for the PWM controller on ST
@@ -436,7 +438,7 @@ config PWM_SPRD
 
 config PWM_STI
 	tristate "STiH4xx PWM support"
-	depends on ARCH_STI
+	depends on ARCH_STI || COMPILE_TEST
 	depends on OF
 	help
 	  Generic PWM framework driver for STiH4xx SoCs.
@@ -446,7 +448,7 @@ config PWM_STI
 
 config PWM_STM32
 	tristate "STMicroelectronics STM32 PWM"
-	depends on MFD_STM32_TIMERS
+	depends on MFD_STM32_TIMERS || COMPILE_TEST
 	help
 	  Generic PWM framework driver for STM32 SoCs.
 
@@ -482,7 +484,7 @@ config PWM_SUN4I
 
 config PWM_TEGRA
 	tristate "NVIDIA Tegra PWM support"
-	depends on ARCH_TEGRA
+	depends on ARCH_TEGRA || COMPILE_TEST
 	help
 	  Generic PWM framework driver for the PWFM controller found on NVIDIA
 	  Tegra SoCs.
@@ -492,7 +494,7 @@ config PWM_TEGRA
 
 config PWM_TIECAP
 	tristate "ECAP PWM support"
-	depends on ARCH_OMAP2PLUS || ARCH_DAVINCI_DA8XX || ARCH_KEYSTONE || ARCH_K3
+	depends on ARCH_OMAP2PLUS || ARCH_DAVINCI_DA8XX || ARCH_KEYSTONE || ARCH_K3 || COMPILE_TEST
 	help
 	  PWM driver support for the ECAP APWM controller found on TI SOCs
 
@@ -501,7 +503,7 @@ config PWM_TIECAP
 
 config PWM_TIEHRPWM
 	tristate "EHRPWM PWM support"
-	depends on ARCH_OMAP2PLUS || ARCH_DAVINCI_DA8XX || ARCH_K3
+	depends on ARCH_OMAP2PLUS || ARCH_DAVINCI_DA8XX || ARCH_K3 || COMPILE_TEST
 	help
 	  PWM driver support for the EHRPWM controller found on TI SOCs
 
@@ -528,7 +530,7 @@ config PWM_TWL_LED
 
 config PWM_VT8500
 	tristate "vt8500 PWM support"
-	depends on ARCH_VT8500
+	depends on ARCH_VT8500 || COMPILE_TEST
 	help
 	  Generic PWM framework driver for vt8500.
 
@@ -537,7 +539,7 @@ config PWM_VT8500
 
 config PWM_ZX
 	tristate "ZTE ZX PWM support"
-	depends on ARCH_ZX
+	depends on ARCH_ZX || COMPILE_TEST
 	help
 	  Generic PWM framework driver for ZTE ZX family SoCs.
 
-- 
2.17.1