From: Jaehoon Chung <jh80.chung@samsung.com>
To: Marek Szyprowski <m.szyprowski@samsung.com>,
linux-samsung-soc@vger.kernel.org
Cc: Krzysztof Kozlowski <krzk@kernel.org>,
Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
Markus Reichl <m.reichl@fivetechno.de>,
Rob Herring <robh+dt@kernel.org>,
Chanwoo Choi <cw00.choi@samsung.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ARM: dts: exynos: Use fixed index for the MMC devices
Date: Fri, 6 Nov 2020 15:00:43 +0900 [thread overview]
Message-ID: <2a14c8fe-9fb0-13d5-0dd1-8c39ae2bd17e@samsung.com> (raw)
In-Reply-To: <20201105114804.18326-1-m.szyprowski@samsung.com>
On 11/5/20 8:48 PM, Marek Szyprowski wrote:
> Recently introduced asynchronous probe on the MMC devices can shuffle
> block IDs in the system. Pin them to values equal to the physical MMC bus
> number to ease booting in environments where UUIDs are not practical.
>
> Use newly introduced aliases for mmcblk devices from commit fa2d0aa96941
> ("mmc: core: Allow setting slot index via device tree alias").
>
> Suggested-by: Markus Reichl <m.reichl@fivetechno.de>
> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
Best Regards,
Jaehoon Chung
> ---
> arch/arm/boot/dts/exynos3250.dtsi | 3 +++
> arch/arm/boot/dts/exynos4.dtsi | 2 ++
> arch/arm/boot/dts/exynos4210.dtsi | 1 +
> arch/arm/boot/dts/exynos4412.dtsi | 1 +
> arch/arm/boot/dts/exynos5250.dtsi | 4 ++++
> arch/arm/boot/dts/exynos5260.dtsi | 3 +++
> arch/arm/boot/dts/exynos5410.dtsi | 3 +++
> arch/arm/boot/dts/exynos5420.dtsi | 3 +++
> 8 files changed, 20 insertions(+)
>
> diff --git a/arch/arm/boot/dts/exynos3250.dtsi b/arch/arm/boot/dts/exynos3250.dtsi
> index 75ed82600ec8..510080bb4102 100644
> --- a/arch/arm/boot/dts/exynos3250.dtsi
> +++ b/arch/arm/boot/dts/exynos3250.dtsi
> @@ -28,6 +28,9 @@
> aliases {
> pinctrl0 = &pinctrl_0;
> pinctrl1 = &pinctrl_1;
> + mmc0 = &mshc_0;
> + mmc1 = &mshc_1;
> + mmc2 = &mshc_2;
> mshc0 = &mshc_0;
> mshc1 = &mshc_1;
> mshc2 = &mshc_2;
> diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi
> index a1e54449f33f..e266f890eea4 100644
> --- a/arch/arm/boot/dts/exynos4.dtsi
> +++ b/arch/arm/boot/dts/exynos4.dtsi
> @@ -45,6 +45,8 @@
> fimc1 = &fimc_1;
> fimc2 = &fimc_2;
> fimc3 = &fimc_3;
> + mmc1 = &sdhci_1;
> + mmc2 = &sdhci_2;
> serial0 = &serial_0;
> serial1 = &serial_1;
> serial2 = &serial_2;
> diff --git a/arch/arm/boot/dts/exynos4210.dtsi b/arch/arm/boot/dts/exynos4210.dtsi
> index fddc661ded28..f1d0d5959b7f 100644
> --- a/arch/arm/boot/dts/exynos4210.dtsi
> +++ b/arch/arm/boot/dts/exynos4210.dtsi
> @@ -23,6 +23,7 @@
> compatible = "samsung,exynos4210", "samsung,exynos4";
>
> aliases {
> + mmc0 = &sdhci_0;
> pinctrl0 = &pinctrl_0;
> pinctrl1 = &pinctrl_1;
> pinctrl2 = &pinctrl_2;
> diff --git a/arch/arm/boot/dts/exynos4412.dtsi b/arch/arm/boot/dts/exynos4412.dtsi
> index fa8e8d6bc4d5..9fcf7383eb9d 100644
> --- a/arch/arm/boot/dts/exynos4412.dtsi
> +++ b/arch/arm/boot/dts/exynos4412.dtsi
> @@ -28,6 +28,7 @@
> pinctrl3 = &pinctrl_3;
> fimc-lite0 = &fimc_lite_0;
> fimc-lite1 = &fimc_lite_1;
> + mmc0 = &mshc_0;
> mshc0 = &mshc_0;
> };
>
> diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi
> index 84677332a5a2..0a0436f92fac 100644
> --- a/arch/arm/boot/dts/exynos5250.dtsi
> +++ b/arch/arm/boot/dts/exynos5250.dtsi
> @@ -30,6 +30,10 @@
> gsc1 = &gsc_1;
> gsc2 = &gsc_2;
> gsc3 = &gsc_3;
> + mmc0 = &mmc_0;
> + mmc1 = &mmc_1;
> + mmc2 = &mmc_2;
> + mmc3 = &mmc_3;
> mshc0 = &mmc_0;
> mshc1 = &mmc_1;
> mshc2 = &mmc_2;
> diff --git a/arch/arm/boot/dts/exynos5260.dtsi b/arch/arm/boot/dts/exynos5260.dtsi
> index 973448c4ad93..64bf1d8dc33b 100644
> --- a/arch/arm/boot/dts/exynos5260.dtsi
> +++ b/arch/arm/boot/dts/exynos5260.dtsi
> @@ -21,6 +21,9 @@
> i2c1 = &hsi2c_1;
> i2c2 = &hsi2c_2;
> i2c3 = &hsi2c_3;
> + mmc0 = &mmc_0;
> + mmc1 = &mmc_1;
> + mmc2 = &mmc_2;
> pinctrl0 = &pinctrl_0;
> pinctrl1 = &pinctrl_1;
> pinctrl2 = &pinctrl_2;
> diff --git a/arch/arm/boot/dts/exynos5410.dtsi b/arch/arm/boot/dts/exynos5410.dtsi
> index 584ce62361b1..503859153769 100644
> --- a/arch/arm/boot/dts/exynos5410.dtsi
> +++ b/arch/arm/boot/dts/exynos5410.dtsi
> @@ -24,6 +24,9 @@
> pinctrl1 = &pinctrl_1;
> pinctrl2 = &pinctrl_2;
> pinctrl3 = &pinctrl_3;
> + mmc0 = &mmc_0;
> + mmc1 = &mmc_1;
> + mmc2 = &mmc_2;
> };
>
> cpus {
> diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi
> index 23a8fd5c8a6e..3a3eadd890fb 100644
> --- a/arch/arm/boot/dts/exynos5420.dtsi
> +++ b/arch/arm/boot/dts/exynos5420.dtsi
> @@ -19,6 +19,9 @@
> compatible = "samsung,exynos5420", "samsung,exynos5";
>
> aliases {
> + mmc0 = &mmc_0;
> + mmc1 = &mmc_1;
> + mmc2 = &mmc_2;
> mshc0 = &mmc_0;
> mshc1 = &mmc_1;
> mshc2 = &mmc_2;
>
prev parent reply other threads:[~2020-11-06 6:00 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20201105114814eucas1p18d9f11c44eec68738d929ad1a0263482@eucas1p1.samsung.com>
2020-11-05 11:48 ` Marek Szyprowski
2020-11-05 13:50 ` Rob Herring
2020-11-06 6:00 ` Jaehoon Chung [this message]
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