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Thu, 23 Dec 2021 22:05:36 -0800 (PST) Received: from scdiu3.sunplus.com ([113.196.136.192]) by smtp.googlemail.com with ESMTPSA id y128sm8234736pfb.24.2021.12.23.22.05.34 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Thu, 23 Dec 2021 22:05:36 -0800 (PST) From: Li-hao Kuo To: p.zabel@pengutronix.de, daniel.thompson@linaro.org, lee.jones@linaro.org, u.kleine-koenig@pengutronix.de, ulf.hansson@linaro.org, robh+dt@kernel.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, devicetree@vger.kernel.org Cc: lh.kuo@sunplus.com, wells.lu@sunplus.com, Li-hao Kuo Subject: [PATCH v3 2/2] devicetree bindings mmc Add bindings doc for Sunplus SP7021 Date: Fri, 24 Dec 2021 14:05:39 +0800 Message-Id: <9da84bfbb6d4d086a8f905dd0d80fb81720987f7.1640325539.git.lhjeff911@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: References: In-Reply-To: References: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add devicetree bindings mmc Add bindings doc for Sunplus SP7021 Signed-off-by: Li-hao Kuo --- Changes in v3: - Addressed all comments from Mr. Rob Herring - Modified SD/SDIO driver. .../devicetree/bindings/mmc/sunplus-sd2.yaml | 73 ++++++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 74 insertions(+) create mode 100644 Documentation/devicetree/bindings/mmc/sunplus-sd2.yaml diff --git a/Documentation/devicetree/bindings/mmc/sunplus-sd2.yaml b/Documentation/devicetree/bindings/mmc/sunplus-sd2.yaml new file mode 100644 index 0000000..2f96e35 --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/sunplus-sd2.yaml @@ -0,0 +1,73 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +# Copyright (C) Sunplus Co., Ltd. +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/sunplus-sd2.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sunplus SD/SDIO controller + +maintainers: + - Li-hao Kuo + +properties: + compatible: + enum: + - sunplus,sp7021-card + - sunplus,sp7021-sdio + + reg: + items: + - description: Base address and length of the SD/SDIO registers + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + resets: + maxItems: 1 + + max-frequency: true + +allOf: + - $ref: "mmc-controller.yaml" + +required: + - compatible + - reg + - interrupts + - clocks + - resets + - pinctrl-names + - pinctrl-0 + +additionalProperties: false + +examples: + - | + #include + #include + #include + sdcard: sdcard@9c003e80 { + compatible = "sunplus,sp7021-card"; + reg = <0x9c003e80 0x280>; + interrupts = <21 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clkc CARD_CTL1>; + resets = <&rstc RST_CARD_CTL1>; + pinctrl-names = "default"; + pinctrl-0 = <&mmc1_mux &mmc1_mux_cd>; + max-frequency = <52000000>; + }; + sdio: mmc@9c008400 { + compatible = "sunplus,sp7021-sdio"; + reg = <0x9c008400 0x280>; + interrupts = <21 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clkc CARD_CTL1>; + resets = <&rstc RST_CARD_CTL1>; + pinctrl-names = "default"; + pinctrl-0 = <&pins_sdio>; + max-frequency = <52000000>; + }; +... \ No newline at end of file diff --git a/MAINTAINERS b/MAINTAINERS index 2c1d9e8..297d512 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -18246,6 +18246,7 @@ SUNPLUS SD/SDIO HOST CONTROLLER INTERFACE DRIVER M: Li-hao Kuo L: linux-mmc@vger.kernel.org S: Maintained +F: Documentation/devicetree/bindings/mmc/sunplus-sd2.yaml F: drivers/mmc/host/sunplus_sd2.c SUPERH -- 2.7.4