Messages in this thread Patch in this message | | | From | Emmanuel Gil Peyrot <> | Subject | [PATCH v3 3/5] powerpc: wii.dts: Expose HW_SRNPROT on this platform | Date | Wed, 15 Dec 2021 18:54:59 +0100 |
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This Hollywood register isn’t properly understood, but can allow or reject access to the SRAM, which we need to set for RTC usage if it isn’t previously set correctly beforehand.
See https://wiibrew.org/wiki/Hardware/Hollywood_Registers#HW_SRNPROT
Signed-off-by: Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> --- arch/powerpc/boot/dts/wii.dts | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/arch/powerpc/boot/dts/wii.dts b/arch/powerpc/boot/dts/wii.dts index c5720fdd0686..34d9732d5910 100644 --- a/arch/powerpc/boot/dts/wii.dts +++ b/arch/powerpc/boot/dts/wii.dts @@ -175,6 +175,11 @@ PIC1: pic1@d800030 { interrupts = <14>; }; + srnprot@d800060 { + compatible = "nintendo,hollywood-srnprot"; + reg = <0x0d800060 0x4>; + }; + GPIO: gpio@d8000c0 { #gpio-cells = <2>; compatible = "nintendo,hollywood-gpio"; -- 2.34.1
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