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[90.63.244.31]) by smtp.gmail.com with ESMTPSA id c14sm11494930wrt.45.2019.05.27.05.43.12 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 27 May 2019 05:43:12 -0700 (PDT) From: Neil Armstrong To: ulf.hansson@linaro.org, khilman@baylibre.com Cc: Jerome Brunet , linux-mmc@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Neil Armstrong Subject: [PATCH v2 3/3] arm64: dts: meson: g12a: add SDIO controller Date: Mon, 27 May 2019 14:43:07 +0200 Message-Id: <20190527124307.32075-4-narmstrong@baylibre.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190527124307.32075-1-narmstrong@baylibre.com> References: <20190527124307.32075-1-narmstrong@baylibre.com> MIME-Version: 1.0 Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Jerome Brunet The Amlogic G12A SDIO Controller has a bug preventing direct DDR access, add the port A (SDIO) pinctrl and controller nodes and mark this specific controller with the amlogic,dram-access-quirk property. Signed-off-by: Jerome Brunet Signed-off-by: Neil Armstrong --- arch/arm64/boot/dts/amlogic/meson-g12a.dtsi | 37 +++++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi index 9f72396ba710..d1a3da9d0b2e 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi @@ -202,6 +202,30 @@ }; }; + sdio_pins: sdio { + mux { + groups = "sdio_d0", + "sdio_d1", + "sdio_d2", + "sdio_d3", + "sdio_cmd", + "sdio_clk"; + function = "sdio"; + bias-disable; + drive-strength-microamp = <4000>; + }; + }; + + sdio_clk_gate_pins: sdio_clk_gate { + mux { + groups = "GPIOX_4"; + function = "gpio_periphs"; + bias-pull-down; + drive-strength-microamp = <4000>; + }; + }; + + uart_a_pins: uart-a { mux { groups = "uart_a_tx", @@ -566,6 +590,19 @@ }; }; + sd_emmc_a: sd@ffe03000 { + compatible = "amlogic,meson-axg-mmc"; + reg = <0x0 0xffe03000 0x0 0x800>; + interrupts = ; + status = "disabled"; + clocks = <&clkc CLKID_SD_EMMC_A>, + <&clkc CLKID_SD_EMMC_A_CLK0>, + <&clkc CLKID_FCLK_DIV2>; + clock-names = "core", "clkin0", "clkin1"; + resets = <&reset RESET_SD_EMMC_A>; + amlogic,dram-access-quirk; + }; + usb: usb@ffe09000 { status = "disabled"; compatible = "amlogic,meson-g12a-usb-ctrl";