On Thu, Dec 06, 2018 at 06:53:05PM +0530, Jagan Teki wrote: > Allwinner A64 CSI controller has similar features as like in > H3, So add support for A64 via H3 fallback. > > Also updated CSI_SCLK to use 300MHz via assigned-clocks, since > the default clock 600MHz seems unable to drive the sensor(ov5640) > to capture the image. > > Signed-off-by: Jagan Teki <[email protected]> > --- > Changes for v2: > - Use CSI_SCLK to 300MHz > > arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 23 +++++++++++++++++++ > 1 file changed, 23 insertions(+) > > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi > b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi > index 384c417cb7a2..d7ab0006ebce 100644 > --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi > +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi > @@ -532,6 +532,12 @@ > interrupt-controller; > #interrupt-cells = <3>; > > + csi_pins: csi-pins { > + pins = "PE0", "PE2", "PE3", "PE4", "PE5", "PE6", > + "PE7", "PE8", "PE9", "PE10", "PE11"; > + function = "csi0"; > + }; > + > i2c0_pins: i2c0_pins { > pins = "PH0", "PH1"; > function = "i2c0"; > @@ -899,6 +905,23 @@ > status = "disabled"; > }; > > + csi: csi@1cb0000 { > + compatible = "allwinner,sun50i-a64-csi", > + "allwinner,sun8i-h3-csi"; > + reg = <0x01cb0000 0x1000>; > + interrupts = <GIC_SPI 84 IRQ_TYPE_LEVEL_HIGH>; > + clocks = <&ccu CLK_BUS_CSI>, > + <&ccu CLK_CSI_SCLK>, > + <&ccu CLK_DRAM_CSI>; > + clock-names = "bus", "mod", "ram"; > + resets = <&ccu RST_BUS_CSI>; > + pinctrl-names = "default"; > + pinctrl-0 = <&csi_pins>; > + assigned-clocks = <&ccu CLK_CSI_SCLK>; > + assigned-clock-rates = <300000000>;
That should be enforced in the driver. Maxime -- Maxime Ripard, Bootlin Embedded Linux and Kernel engineering https://bootlin.com
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