| Message ID | 20200724182328.3348-13-krzk@kernel.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | memory: Further cleanups | expand |
On 7/24/20 11:23 AM, Krzysztof Kozlowski wrote: > Add separate entry for Broadcom STB DPFE driver, selected by platforms > by default. This allows further customization and compile testing. > > Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> > --- > > I have other changes around drivers/memory/Kconfig pending. Sending them > together would avoid conflicts. > > --- > arch/arm/mach-bcm/Kconfig | 1 + > arch/arm64/Kconfig.platforms | 1 + > drivers/memory/Kconfig | 11 +++++++++++ > drivers/memory/Makefile | 2 +- > 4 files changed, 14 insertions(+), 1 deletion(-) > > diff --git a/arch/arm/mach-bcm/Kconfig b/arch/arm/mach-bcm/Kconfig > index 1df0ee01ee02..b0c45238e69b 100644 > --- a/arch/arm/mach-bcm/Kconfig > +++ b/arch/arm/mach-bcm/Kconfig > @@ -208,6 +208,7 @@ config ARCH_BRCMSTB > select ARM_GIC > select ARM_ERRATA_798181 if SMP > select HAVE_ARM_ARCH_TIMER > + select BRCMSTB_DPFE > select BRCMSTB_L2_IRQ > select BCM7120_L2_IRQ > select ARCH_HAS_HOLES_MEMORYMODEL > diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms > index ddc3bf75257f..f7791ed0ed6d 100644 > --- a/arch/arm64/Kconfig.platforms > +++ b/arch/arm64/Kconfig.platforms > @@ -68,6 +68,7 @@ config ARCH_BRCMSTB > bool "Broadcom Set-Top-Box SoCs" > select ARCH_HAS_RESET_CONTROLLER > select BCM7038_L1_IRQ > + select BRCMSTB_DPFE The select is probably not warranted, see below. > select BRCMSTB_L2_IRQ > select GENERIC_IRQ_CHIP > select PINCTRL > diff --git a/drivers/memory/Kconfig b/drivers/memory/Kconfig > index cd4fc93b50df..fef6f0873fda 100644 > --- a/drivers/memory/Kconfig > +++ b/drivers/memory/Kconfig > @@ -54,6 +54,17 @@ config ATMEL_EBI > tree is used. This bus supports NANDs, external ethernet controller, > SRAMs, ATA devices, etc. > > +config BRCMSTB_DPFE > + bool "Broadcom STB DPFE driver" if COMPILE_TEST > + depends on ARCH_BRCMSTB || COMPILE_TEST Can you make it default ARCH_BRCMSTB and remove the select above? With that: Acked-by: Florian Fainelli <f.fainelli@gmail.com> > + help > + This driver provides access to the DPFE interface of Broadcom > + STB SoCs. The firmware running on the DCPU inside the DDR PHY can > + provide current information about the system's RAM, for instance > + the DRAM refresh rate. This can be used as an indirect indicator > + for the DRAM's temperature. Slower refresh rate means cooler RAM, > + higher refresh rate means hotter RAM. > + > config BT1_L2_CTL > bool "Baikal-T1 CM2 L2-RAM Cache Control Block" > depends on MIPS_BAIKAL_T1 || COMPILE_TEST > diff --git a/drivers/memory/Makefile b/drivers/memory/Makefile > index b4533ffff2bc..e71cf7b99641 100644 > --- a/drivers/memory/Makefile > +++ b/drivers/memory/Makefile > @@ -10,7 +10,7 @@ endif > obj-$(CONFIG_ARM_PL172_MPMC) += pl172.o > obj-$(CONFIG_ATMEL_SDRAMC) += atmel-sdramc.o > obj-$(CONFIG_ATMEL_EBI) += atmel-ebi.o > -obj-$(CONFIG_ARCH_BRCMSTB) += brcmstb_dpfe.o > +obj-$(CONFIG_BRCMSTB_DPFE) += brcmstb_dpfe.o > obj-$(CONFIG_BT1_L2_CTL) += bt1-l2-ctl.o > obj-$(CONFIG_TI_AEMIF) += ti-aemif.o > obj-$(CONFIG_TI_EMIF) += emif.o >
On Fri, Jul 24, 2020 at 11:40:09AM -0700, Florian Fainelli wrote: > On 7/24/20 11:23 AM, Krzysztof Kozlowski wrote: > > Add separate entry for Broadcom STB DPFE driver, selected by platforms > > by default. This allows further customization and compile testing. > > > > Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> > > --- > > > > I have other changes around drivers/memory/Kconfig pending. Sending them > > together would avoid conflicts. > > > > --- > > arch/arm/mach-bcm/Kconfig | 1 + > > arch/arm64/Kconfig.platforms | 1 + > > drivers/memory/Kconfig | 11 +++++++++++ > > drivers/memory/Makefile | 2 +- > > 4 files changed, 14 insertions(+), 1 deletion(-) > > > > diff --git a/arch/arm/mach-bcm/Kconfig b/arch/arm/mach-bcm/Kconfig > > index 1df0ee01ee02..b0c45238e69b 100644 > > --- a/arch/arm/mach-bcm/Kconfig > > +++ b/arch/arm/mach-bcm/Kconfig > > @@ -208,6 +208,7 @@ config ARCH_BRCMSTB > > select ARM_GIC > > select ARM_ERRATA_798181 if SMP > > select HAVE_ARM_ARCH_TIMER > > + select BRCMSTB_DPFE > > select BRCMSTB_L2_IRQ > > select BCM7120_L2_IRQ > > select ARCH_HAS_HOLES_MEMORYMODEL > > diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms > > index ddc3bf75257f..f7791ed0ed6d 100644 > > --- a/arch/arm64/Kconfig.platforms > > +++ b/arch/arm64/Kconfig.platforms > > @@ -68,6 +68,7 @@ config ARCH_BRCMSTB > > bool "Broadcom Set-Top-Box SoCs" > > select ARCH_HAS_RESET_CONTROLLER > > select BCM7038_L1_IRQ > > + select BRCMSTB_DPFE > > The select is probably not warranted, see below. > > > select BRCMSTB_L2_IRQ > > select GENERIC_IRQ_CHIP > > select PINCTRL > > diff --git a/drivers/memory/Kconfig b/drivers/memory/Kconfig > > index cd4fc93b50df..fef6f0873fda 100644 > > --- a/drivers/memory/Kconfig > > +++ b/drivers/memory/Kconfig > > @@ -54,6 +54,17 @@ config ATMEL_EBI > > tree is used. This bus supports NANDs, external ethernet controller, > > SRAMs, ATA devices, etc. > > > > +config BRCMSTB_DPFE > > + bool "Broadcom STB DPFE driver" if COMPILE_TEST > > + depends on ARCH_BRCMSTB || COMPILE_TEST > > Can you make it default ARCH_BRCMSTB and remove the select above? > > With that: > > Acked-by: Florian Fainelli <f.fainelli@gmail.com> Sure, I'll fix it up. Thanks for feedback. Best regards, Krzysztof
On Fri, Jul 24, 2020 at 11:40:09AM -0700, Florian Fainelli wrote: > On 7/24/20 11:23 AM, Krzysztof Kozlowski wrote: > > Add separate entry for Broadcom STB DPFE driver, selected by platforms > > by default. This allows further customization and compile testing. > > > > Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> > > --- > > > > I have other changes around drivers/memory/Kconfig pending. Sending them > > together would avoid conflicts. > > > > --- > > arch/arm/mach-bcm/Kconfig | 1 + > > arch/arm64/Kconfig.platforms | 1 + > > drivers/memory/Kconfig | 11 +++++++++++ > > drivers/memory/Makefile | 2 +- > > 4 files changed, 14 insertions(+), 1 deletion(-) > > > > diff --git a/arch/arm/mach-bcm/Kconfig b/arch/arm/mach-bcm/Kconfig > > index 1df0ee01ee02..b0c45238e69b 100644 > > --- a/arch/arm/mach-bcm/Kconfig > > +++ b/arch/arm/mach-bcm/Kconfig > > @@ -208,6 +208,7 @@ config ARCH_BRCMSTB > > select ARM_GIC > > select ARM_ERRATA_798181 if SMP > > select HAVE_ARM_ARCH_TIMER > > + select BRCMSTB_DPFE > > select BRCMSTB_L2_IRQ > > select BCM7120_L2_IRQ > > select ARCH_HAS_HOLES_MEMORYMODEL > > diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms > > index ddc3bf75257f..f7791ed0ed6d 100644 > > --- a/arch/arm64/Kconfig.platforms > > +++ b/arch/arm64/Kconfig.platforms > > @@ -68,6 +68,7 @@ config ARCH_BRCMSTB > > bool "Broadcom Set-Top-Box SoCs" > > select ARCH_HAS_RESET_CONTROLLER > > select BCM7038_L1_IRQ > > + select BRCMSTB_DPFE > > The select is probably not warranted, see below. > > > select BRCMSTB_L2_IRQ > > select GENERIC_IRQ_CHIP > > select PINCTRL > > diff --git a/drivers/memory/Kconfig b/drivers/memory/Kconfig > > index cd4fc93b50df..fef6f0873fda 100644 > > --- a/drivers/memory/Kconfig > > +++ b/drivers/memory/Kconfig > > @@ -54,6 +54,17 @@ config ATMEL_EBI > > tree is used. This bus supports NANDs, external ethernet controller, > > SRAMs, ATA devices, etc. > > > > +config BRCMSTB_DPFE > > + bool "Broadcom STB DPFE driver" if COMPILE_TEST > > + depends on ARCH_BRCMSTB || COMPILE_TEST > > Can you make it default ARCH_BRCMSTB and remove the select above? > > With that: > > Acked-by: Florian Fainelli <f.fainelli@gmail.com> Applied with mentioned change. Best regards, Krzysztof
diff --git a/arch/arm/mach-bcm/Kconfig b/arch/arm/mach-bcm/Kconfig index 1df0ee01ee02..b0c45238e69b 100644 --- a/arch/arm/mach-bcm/Kconfig +++ b/arch/arm/mach-bcm/Kconfig @@ -208,6 +208,7 @@ config ARCH_BRCMSTB select ARM_GIC select ARM_ERRATA_798181 if SMP select HAVE_ARM_ARCH_TIMER + select BRCMSTB_DPFE select BRCMSTB_L2_IRQ select BCM7120_L2_IRQ select ARCH_HAS_HOLES_MEMORYMODEL diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms index ddc3bf75257f..f7791ed0ed6d 100644 --- a/arch/arm64/Kconfig.platforms +++ b/arch/arm64/Kconfig.platforms @@ -68,6 +68,7 @@ config ARCH_BRCMSTB bool "Broadcom Set-Top-Box SoCs" select ARCH_HAS_RESET_CONTROLLER select BCM7038_L1_IRQ + select BRCMSTB_DPFE select BRCMSTB_L2_IRQ select GENERIC_IRQ_CHIP select PINCTRL diff --git a/drivers/memory/Kconfig b/drivers/memory/Kconfig index cd4fc93b50df..fef6f0873fda 100644 --- a/drivers/memory/Kconfig +++ b/drivers/memory/Kconfig @@ -54,6 +54,17 @@ config ATMEL_EBI tree is used. This bus supports NANDs, external ethernet controller, SRAMs, ATA devices, etc. +config BRCMSTB_DPFE + bool "Broadcom STB DPFE driver" if COMPILE_TEST + depends on ARCH_BRCMSTB || COMPILE_TEST + help + This driver provides access to the DPFE interface of Broadcom + STB SoCs. The firmware running on the DCPU inside the DDR PHY can + provide current information about the system's RAM, for instance + the DRAM refresh rate. This can be used as an indirect indicator + for the DRAM's temperature. Slower refresh rate means cooler RAM, + higher refresh rate means hotter RAM. + config BT1_L2_CTL bool "Baikal-T1 CM2 L2-RAM Cache Control Block" depends on MIPS_BAIKAL_T1 || COMPILE_TEST diff --git a/drivers/memory/Makefile b/drivers/memory/Makefile index b4533ffff2bc..e71cf7b99641 100644 --- a/drivers/memory/Makefile +++ b/drivers/memory/Makefile @@ -10,7 +10,7 @@ endif obj-$(CONFIG_ARM_PL172_MPMC) += pl172.o obj-$(CONFIG_ATMEL_SDRAMC) += atmel-sdramc.o obj-$(CONFIG_ATMEL_EBI) += atmel-ebi.o -obj-$(CONFIG_ARCH_BRCMSTB) += brcmstb_dpfe.o +obj-$(CONFIG_BRCMSTB_DPFE) += brcmstb_dpfe.o obj-$(CONFIG_BT1_L2_CTL) += bt1-l2-ctl.o obj-$(CONFIG_TI_AEMIF) += ti-aemif.o obj-$(CONFIG_TI_EMIF) += emif.o
Add separate entry for Broadcom STB DPFE driver, selected by platforms by default. This allows further customization and compile testing. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> --- I have other changes around drivers/memory/Kconfig pending. Sending them together would avoid conflicts. --- arch/arm/mach-bcm/Kconfig | 1 + arch/arm64/Kconfig.platforms | 1 + drivers/memory/Kconfig | 11 +++++++++++ drivers/memory/Makefile | 2 +- 4 files changed, 14 insertions(+), 1 deletion(-)