diff options
| author | Haibo Chen <haibo.chen@freescale.com> | 2015-12-14 18:23:44 +0800 |
|---|---|---|
| committer | Nitin Garg <nitin.garg@nxp.com> | 2016-01-14 11:02:43 -0600 |
| commit | e84b9f1b6eda95ccc85df4155fc13bbcab5b75be (patch) | |
| tree | dbc6b663536634e9b074b91a74f166818e9cd6e2 | |
| parent | 4f65255b068a005b75e4236e2f3c9eea7dca1521 (diff) | |
MLK-12010 ARM: dts: add emmc support for imx6sx-sdb board
Add emmc support for imx6sx-sdb board, due to this support
need remove sd4 sd card slot and solder an eMMC chip, so
this patch add imx6sx-sdb-emmc.dts file.
Signed-off-by: Haibo Chen <haibo.chen@freescale.com>
| -rw-r--r-- | arch/arm/boot/dts/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/boot/dts/imx6sx-sdb-emmc.dts | 30 | ||||
| -rw-r--r-- | arch/arm/boot/dts/imx6sx-sdb.dtsi | 45 |
3 files changed, 76 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 25ab08180420..2586097ef093 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -339,6 +339,7 @@ dtb-$(CONFIG_SOC_IMX6SX) += \ imx6sx-sdb-reva-ldo.dtb \ imx6sx-sdb.dtb \ imx6sx-sdb-btwifi.dtb \ + imx6sx-sdb-emmc.dtb \ imx6sx-sdb-lcdif1.dtb \ imx6sx-sdb-ldo.dtb \ imx6sx-sdb-m4.dtb \ diff --git a/arch/arm/boot/dts/imx6sx-sdb-emmc.dts b/arch/arm/boot/dts/imx6sx-sdb-emmc.dts new file mode 100644 index 000000000000..6a2a07b0e2ba --- /dev/null +++ b/arch/arm/boot/dts/imx6sx-sdb-emmc.dts @@ -0,0 +1,30 @@ +/* + * Copyright (C) 2015 Freescale Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include "imx6sx-sdb.dts" + +/* + * The eMMC chip on imx6sx sdb board is DNP by default. + * Need do hw rework to burn the eMMC4.5 chip on the eMMC socket on uSDHC4 + * and connect eMMC signals as well as disconnect BOOT SD CARD slot signals + */ +&usdhc4 { + pinctrl-names = "default", "state_100mhz", "state_200mhz"; + pinctrl-0 = <&pinctrl_usdhc4_1>; + pinctrl-1 = <&pinctrl_usdhc4_1_100mhz>; + pinctrl-2 = <&pinctrl_usdhc4_1_200mhz>; + bus-width = <8>; + /* + * overwrite cd-gpios and wp-gpios since they are reused as eMMC DATA + * signals after rework + */ + cd-gpios = <>; + wp-gpios = <>; + non-removable; + status = "okay"; +}; diff --git a/arch/arm/boot/dts/imx6sx-sdb.dtsi b/arch/arm/boot/dts/imx6sx-sdb.dtsi index abbc525f71ad..9f812c77566d 100644 --- a/arch/arm/boot/dts/imx6sx-sdb.dtsi +++ b/arch/arm/boot/dts/imx6sx-sdb.dtsi @@ -1001,6 +1001,51 @@ >; }; + pinctrl_usdhc4_1: usdhc4grp-1 { + fsl,pins = < + MX6SX_PAD_SD4_CMD__USDHC4_CMD 0x17059 + MX6SX_PAD_SD4_CLK__USDHC4_CLK 0x10059 + MX6SX_PAD_SD4_DATA0__USDHC4_DATA0 0x17059 + MX6SX_PAD_SD4_DATA1__USDHC4_DATA1 0x17059 + MX6SX_PAD_SD4_DATA2__USDHC4_DATA2 0x17059 + MX6SX_PAD_SD4_DATA3__USDHC4_DATA3 0x17059 + MX6SX_PAD_SD4_DATA4__USDHC4_DATA4 0x17059 + MX6SX_PAD_SD4_DATA5__USDHC4_DATA5 0x17059 + MX6SX_PAD_SD4_DATA6__USDHC4_DATA6 0x17059 + MX6SX_PAD_SD4_DATA7__USDHC4_DATA7 0x17059 + >; + }; + + pinctrl_usdhc4_1_100mhz: usdhc4grp-1-100mhz { + fsl,pins = < + MX6SX_PAD_SD4_CMD__USDHC4_CMD 0x170b9 + MX6SX_PAD_SD4_CLK__USDHC4_CLK 0x100b9 + MX6SX_PAD_SD4_DATA0__USDHC4_DATA0 0x170b9 + MX6SX_PAD_SD4_DATA1__USDHC4_DATA1 0x170b9 + MX6SX_PAD_SD4_DATA2__USDHC4_DATA2 0x170b9 + MX6SX_PAD_SD4_DATA3__USDHC4_DATA3 0x170b9 + MX6SX_PAD_SD4_DATA4__USDHC4_DATA4 0x170b9 + MX6SX_PAD_SD4_DATA5__USDHC4_DATA5 0x170b9 + MX6SX_PAD_SD4_DATA6__USDHC4_DATA6 0x170b9 + MX6SX_PAD_SD4_DATA7__USDHC4_DATA7 0x170b9 + >; + }; + + pinctrl_usdhc4_1_200mhz: usdhc4grp-1-200mhz { + fsl,pins = < + MX6SX_PAD_SD4_CMD__USDHC4_CMD 0x170f9 + MX6SX_PAD_SD4_CLK__USDHC4_CLK 0x100f9 + MX6SX_PAD_SD4_DATA0__USDHC4_DATA0 0x170f9 + MX6SX_PAD_SD4_DATA1__USDHC4_DATA1 0x170f9 + MX6SX_PAD_SD4_DATA2__USDHC4_DATA2 0x170f9 + MX6SX_PAD_SD4_DATA3__USDHC4_DATA3 0x170f9 + MX6SX_PAD_SD4_DATA4__USDHC4_DATA4 0x170f9 + MX6SX_PAD_SD4_DATA5__USDHC4_DATA5 0x170f9 + MX6SX_PAD_SD4_DATA6__USDHC4_DATA6 0x170f9 + MX6SX_PAD_SD4_DATA7__USDHC4_DATA7 0x170f9 + >; + }; + pinctrl_wdog: wdoggrp { fsl,pins = < MX6SX_PAD_GPIO1_IO13__WDOG1_WDOG_ANY 0x30b0 |