From mboxrd@z Thu Jan 1 00:00:00 1970 From: boris.brezillon@free-electrons.com (Boris BREZILLON) Date: Tue, 23 Sep 2014 17:43:33 +0200 Subject: [PATCH v2] ARM: at91: fix at91sam9263ek DT mmc pinmuxing settings In-Reply-To: <1411485172-7984-1-git-send-email-andreas.henriksson@endian.se> References: <5421623D.6090609@atmel.com> <1411485172-7984-1-git-send-email-andreas.henriksson@endian.se> Message-ID: <20140923174333.5a10879e@bbrezillon> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Tue, 23 Sep 2014 17:12:52 +0200 Andreas Henriksson wrote: > As discovered on a custom board similar to at91sam9263ek and basing > its devicetree on that one apparently the pin muxing doesn't get > set up properly. This was discovered since the custom boards u-boot > does funky stuff with the pin muxing and leaved it set to SPI > which made the MMC driver not work under Linux. > The fix is simply to define the given configuration as the default. > This probably worked by pure luck before, but it's better to > make the muxing explicitly set. > > CC: Boris BREZILLON > Signed-off-by: Andreas Henriksson Acked-by: Boris Brezillon > --- > arch/arm/boot/dts/at91sam9263.dtsi | 2 ++ > 1 file changed, 2 insertions(+) > > v2: put pinctrl-names in dtsi instead as requested/suggested by Nicolas Ferre > > > diff --git a/arch/arm/boot/dts/at91sam9263.dtsi b/arch/arm/boot/dts/at91sam9263.dtsi > index bb23c2d..5e95a80 100644 > --- a/arch/arm/boot/dts/at91sam9263.dtsi > +++ b/arch/arm/boot/dts/at91sam9263.dtsi > @@ -834,6 +834,7 @@ > compatible = "atmel,hsmci"; > reg = <0xfff80000 0x600>; > interrupts = <10 IRQ_TYPE_LEVEL_HIGH 0>; > + pinctrl-names = "default"; > #address-cells = <1>; > #size-cells = <0>; > clocks = <&mci0_clk>; > @@ -845,6 +846,7 @@ > compatible = "atmel,hsmci"; > reg = <0xfff84000 0x600>; > interrupts = <11 IRQ_TYPE_LEVEL_HIGH 0>; > + pinctrl-names = "default"; > #address-cells = <1>; > #size-cells = <0>; > clocks = <&mci1_clk>; -- Boris Brezillon, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com