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Date: Thu, 9 Sep 2021 13:02:03 +0200
From: Ulf Hansson <ulf.hansson@...aro.org>
To: Saravana Kannan <saravanak@...gle.com>
Cc: Russell King <linux@...linux.org.uk>,
Neil Armstrong <narmstrong@...libre.com>,
Geert Uytterhoeven <geert+renesas@...der.be>,
Magnus Damm <magnus.damm@...il.com>,
Tony Lindgren <tony@...mide.com>,
Catalin Marinas <catalin.marinas@....com>,
Will Deacon <will@...nel.org>,
Damien Le Moal <damien.lemoal@....com>,
Rob Herring <robh+dt@...nel.org>,
Android Kernel Team <kernel-team@...roid.com>,
Linux ARM <linux-arm-kernel@...ts.infradead.org>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
linux-oxnas@...ups.io,
Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
linux-omap <linux-omap@...r.kernel.org>,
linux-riscv <linux-riscv@...ts.infradead.org>
Subject: Re: [PATCH v3 2/2] drivers: bus: Delete CONFIG_SIMPLE_PM_BUS
On Sat, 4 Sept 2021 at 02:05, Saravana Kannan <saravanak@...gle.com> wrote:
>
> The simple-pm-bus driver is mandatory for CONFIG_OF based platforms to
> work with fw_devlink. So, always compile it in for CONFIG_OF and delete
> the config since it's no longer necessary.
>
> Signed-off-by: Saravana Kannan <saravanak@...gle.com>
Tested-by: Ulf Hansson <ulf.hansson@...aro.org>
Kind regards
Uffe
> ---
> arch/arm/configs/multi_v7_defconfig | 1 -
> arch/arm/configs/oxnas_v6_defconfig | 1 -
> arch/arm/configs/shmobile_defconfig | 1 -
> arch/arm/mach-omap2/Kconfig | 1 -
> arch/arm64/configs/defconfig | 1 -
> drivers/bus/Kconfig | 12 ------------
> drivers/bus/Makefile | 2 +-
> drivers/soc/canaan/Kconfig | 1 -
> 8 files changed, 1 insertion(+), 19 deletions(-)
>
> diff --git a/arch/arm/configs/multi_v7_defconfig b/arch/arm/configs/multi_v7_defconfig
> index d9abaae118dd..362720ae8d65 100644
> --- a/arch/arm/configs/multi_v7_defconfig
> +++ b/arch/arm/configs/multi_v7_defconfig
> @@ -196,7 +196,6 @@ CONFIG_PCI_EPF_TEST=m
> CONFIG_DEVTMPFS=y
> CONFIG_DEVTMPFS_MOUNT=y
> CONFIG_OMAP_OCP2SCP=y
> -CONFIG_SIMPLE_PM_BUS=y
> CONFIG_MTD=y
> CONFIG_MTD_CMDLINE_PARTS=y
> CONFIG_MTD_BLOCK=y
> diff --git a/arch/arm/configs/oxnas_v6_defconfig b/arch/arm/configs/oxnas_v6_defconfig
> index cae0db6b4eaf..de37f7e90999 100644
> --- a/arch/arm/configs/oxnas_v6_defconfig
> +++ b/arch/arm/configs/oxnas_v6_defconfig
> @@ -46,7 +46,6 @@ CONFIG_DEVTMPFS=y
> CONFIG_DEVTMPFS_MOUNT=y
> CONFIG_DMA_CMA=y
> CONFIG_CMA_SIZE_MBYTES=64
> -CONFIG_SIMPLE_PM_BUS=y
> CONFIG_MTD=y
> CONFIG_MTD_CMDLINE_PARTS=y
> CONFIG_MTD_BLOCK=y
> diff --git a/arch/arm/configs/shmobile_defconfig b/arch/arm/configs/shmobile_defconfig
> index d9a27e4e0914..18d2a960b2d2 100644
> --- a/arch/arm/configs/shmobile_defconfig
> +++ b/arch/arm/configs/shmobile_defconfig
> @@ -40,7 +40,6 @@ CONFIG_PCI_RCAR_GEN2=y
> CONFIG_PCIE_RCAR_HOST=y
> CONFIG_DEVTMPFS=y
> CONFIG_DEVTMPFS_MOUNT=y
> -CONFIG_SIMPLE_PM_BUS=y
> CONFIG_MTD=y
> CONFIG_MTD_BLOCK=y
> CONFIG_MTD_CFI=y
> diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
> index 7df8f5276ddf..02f2f3157f07 100644
> --- a/arch/arm/mach-omap2/Kconfig
> +++ b/arch/arm/mach-omap2/Kconfig
> @@ -112,7 +112,6 @@ config ARCH_OMAP2PLUS
> select PM_GENERIC_DOMAINS
> select PM_GENERIC_DOMAINS_OF
> select RESET_CONTROLLER
> - select SIMPLE_PM_BUS
> select SOC_BUS
> select TI_SYSC
> select OMAP_IRQCHIP
> diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
> index f423d08b9a71..474b1f2e3f06 100644
> --- a/arch/arm64/configs/defconfig
> +++ b/arch/arm64/configs/defconfig
> @@ -245,7 +245,6 @@ CONFIG_DEVTMPFS_MOUNT=y
> CONFIG_FW_LOADER_USER_HELPER=y
> CONFIG_FW_LOADER_USER_HELPER_FALLBACK=y
> CONFIG_HISILICON_LPC=y
> -CONFIG_SIMPLE_PM_BUS=y
> CONFIG_FSL_MC_BUS=y
> CONFIG_TEGRA_ACONNECT=m
> CONFIG_GNSS=m
> diff --git a/drivers/bus/Kconfig b/drivers/bus/Kconfig
> index e7f7eee6ee9a..dc3801369488 100644
> --- a/drivers/bus/Kconfig
> +++ b/drivers/bus/Kconfig
> @@ -141,18 +141,6 @@ config QCOM_EBI2
> Interface 2, which can be used to connect things like NAND Flash,
> SRAM, ethernet adapters, FPGAs and LCD displays.
>
> -config SIMPLE_PM_BUS
> - tristate "Simple Power-Managed Bus Driver"
> - depends on OF && PM
> - help
> - Driver for transparent busses that don't need a real driver, but
> - where the bus controller is part of a PM domain, or under the control
> - of a functional clock, and thus relies on runtime PM for managing
> - this PM domain and/or clock.
> - An example of such a bus controller is the Renesas Bus State
> - Controller (BSC, sometimes called "LBSC within Bus Bridge", or
> - "External Bus Interface") as found on several Renesas ARM SoCs.
> -
> config SUN50I_DE2_BUS
> bool "Allwinner A64 DE2 Bus Driver"
> default ARM64
> diff --git a/drivers/bus/Makefile b/drivers/bus/Makefile
> index 397e35392bff..86aacd36a56d 100644
> --- a/drivers/bus/Makefile
> +++ b/drivers/bus/Makefile
> @@ -26,7 +26,7 @@ obj-$(CONFIG_OMAP_OCP2SCP) += omap-ocp2scp.o
> obj-$(CONFIG_QCOM_EBI2) += qcom-ebi2.o
> obj-$(CONFIG_SUN50I_DE2_BUS) += sun50i-de2.o
> obj-$(CONFIG_SUNXI_RSB) += sunxi-rsb.o
> -obj-$(CONFIG_SIMPLE_PM_BUS) += simple-pm-bus.o
> +obj-$(CONFIG_OF) += simple-pm-bus.o
> obj-$(CONFIG_TEGRA_ACONNECT) += tegra-aconnect.o
> obj-$(CONFIG_TEGRA_GMI) += tegra-gmi.o
> obj-$(CONFIG_TI_PWMSS) += ti-pwmss.o
> diff --git a/drivers/soc/canaan/Kconfig b/drivers/soc/canaan/Kconfig
> index 8179b69518b4..853096b7e84c 100644
> --- a/drivers/soc/canaan/Kconfig
> +++ b/drivers/soc/canaan/Kconfig
> @@ -5,7 +5,6 @@ config SOC_K210_SYSCTL
> depends on RISCV && SOC_CANAAN && OF
> default SOC_CANAAN
> select PM
> - select SIMPLE_PM_BUS
> select SYSCON
> select MFD_SYSCON
> help
> --
> 2.33.0.153.gba50c8fa24-goog
>
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