[PATCH v4 7/7] arm64: dts: exynos: Add initial device tree support for Exynos7885 SoC
Marc Zyngier
maz at kernel.org
Tue Dec 7 11:42:27 PST 2021
On 2021-12-06 15:31, David Virag wrote:
> Add initial Exynos7885 device tree nodes with dts for the Samsung
> Galaxy
> A8 (2018), a.k.a. "jackpotlte", with model number "SM-A530F".
> Currently this includes some clock support, UART support, and I2C
> nodes.
>
> Signed-off-by: David Virag <virag.david003 at gmail.com>
[...]
> + psci {
> + compatible = "arm,psci";
> + method = "smc";
> + cpu_suspend = <0xc4000001>;
> + cpu_off = <0x84000002>;
> + cpu_on = <0xc4000003>;
Aren't these the standard PSCI 0.2 function numbers? Can't you
make the compatible "arm,psci-0.2" instead?
> + };
> +
> + timer {
> + compatible = "arm,armv8-timer";
> + /* Hypervisor Virtual Timer interrupt is not wired to GIC */
I don't understand this comment. You seem to have a bunch of
ARMv8.0 cores, for which there is no such thing as a hypervisor
virtual timer (this is an ARMv8.1 addition).
> + interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(8) |
> IRQ_TYPE_LEVEL_LOW)>,
> + <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
> + <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
> + <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>;
> + };
Thanks,
M.
--
Jazz is not dead. It just smells funny...
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