From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: [PATCH 7/7] ARM: dts: Enable emmc on hp t410 Date: Thu, 3 Dec 2015 17:25:35 -0800 Message-ID: <1449192335-10137-8-git-send-email-tony@atomide.com> References: <1449192335-10137-1-git-send-email-tony@atomide.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1449192335-10137-1-git-send-email-tony@atomide.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: linux-omap@vger.kernel.org Cc: Matthijs van Duin , Neil Armstrong , Philipp Rosenberger , Delio Brignoli , Brian Hutchinson , linux-arm-kernel@lists.infradead.org List-Id: linux-omap@vger.kernel.org There's a 2GB emmc on hp t410 that's wired to the sd_2 interface. Note that we also need to configure the evtmux using edma_xbar for edma channels. Signed-off-by: Tony Lindgren --- arch/arm/boot/dts/dm8148-t410.dts | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/arch/arm/boot/dts/dm8148-t410.dts b/arch/arm/boot/dts/dm8148-t410.dts index 79838dd..d1927a7 100644 --- a/arch/arm/boot/dts/dm8148-t410.dts +++ b/arch/arm/boot/dts/dm8148-t410.dts @@ -15,6 +15,13 @@ device_type = "memory"; reg = <0x80000000 0x40000000>; /* 1 GB */ }; + + vmmcsd_fixed: fixedregulator@0 { + compatible = "regulator-fixed"; + regulator-name = "vmmcsd_fixed"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; }; &cpsw_emac0 { @@ -26,3 +33,31 @@ phy_id = <&davinci_mdio>, <1>; phy-mode = "rgmii"; }; + +&mmc3 { + pinctrl-names = "default"; + pinctrl-0 = <&sd2_pins>; + vmmc-supply = <&vmmcsd_fixed>; + bus-width = <8>; + dmas = <&edma_xbar 8 0 1 /* use SDTXEVT1 instead of MCASP0TX */ + &edma_xbar 9 0 2>; /* use SDRXEVT1 instead of MCASP0RX */ + dma-names = "tx", "rx"; +}; + +&pincntl { + sd2_pins: pinmux_sd2_pins { + pinctrl-single,pins = < + DM814X_IOPAD(0x09c0, PIN_INPUT_PULLUP | 0x1) /* SD2_DAT[7] */ + DM814X_IOPAD(0x09c4, PIN_INPUT_PULLUP | 0x1) /* SD2_DAT[6] */ + DM814X_IOPAD(0x09c8, PIN_INPUT_PULLUP | 0x1) /* SD2_DAT[5] */ + DM814X_IOPAD(0x09cc, PIN_INPUT_PULLUP | 0x1) /* SD2_DAT[4] */ + DM814X_IOPAD(0x09d0, PIN_INPUT_PULLUP | 0x1) /* SD2_DAT[3] */ + DM814X_IOPAD(0x09d4, PIN_INPUT_PULLUP | 0x1) /* SD2_DAT[2] */ + DM814X_IOPAD(0x09d8, PIN_INPUT_PULLUP | 0x1) /* SD2_DAT[1] */ + DM814X_IOPAD(0x09dc, PIN_INPUT_PULLUP | 0x1) /* SD2_DAT[0] */ + DM814X_IOPAD(0x09e0, PIN_INPUT | 0x1) /* SD2_CLK */ + DM814X_IOPAD(0x09f4, PIN_INPUT_PULLUP | 0x2) /* SD2_CMD */ + DM814X_IOPAD(0x0920, PIN_INPUT | 40) /* SD2_SDCD */ + >; + }; +}; -- 2.6.2