linux-kernel - Re: [PATCH v2 5/5] ARM: dts: qcom: add device tree for Sony Xperia SP

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Message-ID: <1f7af719-a945-400c-8caf-16e6e55b2484@oss.qualcomm.com>
Date: Mon, 23 Jun 2025 13:19:48 +0200
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Antony Kurniawan Soemardi <linux@...nkusors.com>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Max Shevchenko <wctrl@...ton.me>,
        Rudraksha Gupta <guptarud@...il.com>
Subject: Re: [PATCH v2 5/5] ARM: dts: qcom: add device tree for Sony Xperia SP

On 6/22/25 8:26 PM, Antony Kurniawan Soemardi wrote:
> Add initial device tree support for the Sony Xperia SP (codename:
> sony-huashan), a smartphone based on the Qualcomm MSM8960T SoC.
> 
> There are two variants of the Xperia SP, one without LTE and one with
> LTE. This device tree should work for both variants, though it has only
> been tested on the non-LTE variant.
> 
> The following are currently supported:
> - Serial console support via gsbi8
> - GPIO keys for volume up/down buttons
> - PM8921 keypad with camera focus/capture keys
> - eMMC (sdcc1) and micro SD card (sdcc3) support
> - USB OTG support
> 
> Other hardware features are not yet implemented.
> 
> Booting notes:
> Booting a kernel requires using the Sony ELF boot image format, which
> embeds the kernel, ramdisk, RPM firmware, and cmdline. This can be
> created using the `mkelf` tool. For example:
> 
>   python2 mkelf.py -o boot.img \
>     kernel+dtb@...0208000 \
>     ramdisk.img@...1900000 \
>     RPM.bin@...0020000,rpm \
>     cmdline.txt@...line
> 
> The resulting `boot.img` can then be flashed via fastboot. A detailed
> guide, including an alternative method, is available at:
> https://wiki.postmarketos.org/wiki/Sony_Xperia_SP_(sony-huashan)
> 
> Signed-off-by: Antony Kurniawan Soemardi <linux@...nkusors.com>
> ---

Reviewed-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>

Konrad