From: Rob Herring <robh@kernel.org>
To: James Lo <james.lo@mediatek.com>
Cc: Stephen Boyd <sboyd@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com>,
linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org, srv_heupstream@mediatek.com,
Project_Global_Chrome_Upstream_Group@mediatek.com
Subject: Re: [RESEND, v14 1/3] dt-bindings: spmi: modify the constraint of reg property
Date: Fri, 12 Nov 2021 09:19:36 -0600 [thread overview]
Message-ID: <YY6GCA9pu3p0p3fy@robh.at.kernel.org> (raw)
In-Reply-To: <20211112055410.21418-2-james.lo@mediatek.com>
On Fri, Nov 12, 2021 at 01:54:08PM +0800, James Lo wrote:
> The constraint of reg may larger than 1, so we modify to
> 'minItem: 1' and 'maxItem: 2'.
> And adds documentation for the SPMI controller found on
> Mediatek SoCs.
>
> Merge [RESEND,v13,2/4] into [RESEND,v13,1/4] for fix yaml
> error.
> [RESEND,v13,1/4] :
> dt-bindings: spmi: modify the constraint of reg property
> [RESEND,v13,2/4] :
> dt-bindings: spmi: document binding for the Mediatek SPMI
> controller
Combining is not the right thing to do.
>
> Signed-off-by: James Lo <james.lo@mediatek.com>
> Signed-off-by: Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com>
> ---
> .../bindings/spmi/mtk,spmi-mtk-pmif.yaml | 76 +++++++++++++++++++
> .../devicetree/bindings/spmi/spmi.yaml | 3 +-
> 2 files changed, 78 insertions(+), 1 deletion(-)
> create mode 100644 Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml
>
> diff --git a/Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml b/Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml
> new file mode 100644
> index 000000000000..2445c5e0b0ef
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml
> @@ -0,0 +1,76 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/spmi/mtk,spmi-mtk-pmif.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Mediatek SPMI Controller Device Tree Bindings
> +
> +maintainers:
> + - Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com>
> +
> +description: |+
> + On MediaTek SoCs the PMIC is connected via SPMI and the controller allows
> + for multiple SoCs to control a single SPMI master.
> +
> +allOf:
> + - $ref: "spmi.yaml"
> +
> +properties:
> + compatible:
> + enum:
> + - mediatek,mt6873-spmi
> + - mediatek,mt8195-spmi
> +
> + reg:
> + maxItems: 2
> +
> + reg-names:
> + items:
> + - const: pmif
> + - const: spmimst
> +
> + clocks:
> + minItems: 3
> + maxItems: 3
> +
> + clock-names:
> + items:
> + - const: pmif_sys_ck
> + - const: pmif_tmr_ck
> + - const: spmimst_clk_mux
> +
> + assigned-clocks:
> + maxItems: 1
> +
> + assigned-clock-parents:
> + maxItems: 1
> +
> +required:
> + - compatible
> + - reg
> + - reg-names
> + - clocks
> + - clock-names
> +
> +unevaluatedProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/clock/mt8192-clk.h>
> +
> + spmi: spmi@10027000 {
> + compatible = "mediatek,mt6873-spmi";
> + reg = <0x10027000 0xe00>,
> + <0x10029000 0x100>;
> + reg-names = "pmif", "spmimst";
> + clocks = <&infracfg CLK_INFRA_PMIC_AP>,
> + <&infracfg CLK_INFRA_PMIC_TMR>,
> + <&topckgen CLK_TOP_SPMI_MST_SEL>;
> + clock-names = "pmif_sys_ck",
> + "pmif_tmr_ck",
> + "spmimst_clk_mux";
> + assigned-clocks = <&topckgen CLK_TOP_PWRAP_ULPOSC_SEL>;
> + assigned-clock-parents = <&topckgen CLK_TOP_OSC_D10>;
> + };
> +...
> diff --git a/Documentation/devicetree/bindings/spmi/spmi.yaml b/Documentation/devicetree/bindings/spmi/spmi.yaml
> index 1d243faef2f8..f29183a45adc 100644
> --- a/Documentation/devicetree/bindings/spmi/spmi.yaml
> +++ b/Documentation/devicetree/bindings/spmi/spmi.yaml
> @@ -25,7 +25,8 @@ properties:
> pattern: "^spmi@.*"
>
> reg:
> - maxItems: 1
> + maxItems: 2
> + minItems: 1
'reg' is controller specific so we shouldn't even be specifying it here.
Just remove it.
>
> "#address-cells":
> const: 2
> --
> 2.18.0
>
>
next prev parent reply other threads:[~2021-11-12 15:19 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-12 5:54 [RESEND, v14 0/3] Add SPMI support for Mediatek SoC IC James Lo
2021-11-12 5:54 ` [RESEND, v14 1/3] dt-bindings: spmi: modify the constraint of reg property James Lo
2021-11-12 13:48 ` Rob Herring
2021-11-12 15:19 ` Rob Herring [this message]
2021-11-12 5:54 ` [RESEND, v14 2/3] spmi: mediatek: Add support for MT6873/8192 James Lo
2021-11-12 5:54 ` [RESEND, v14 3/3] spmi: mediatek: Add support for MT8195 James Lo
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