From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sourav Poddar Subject: [PATCH 15/17] arm: dts: dra7: Add qspi device. Date: Tue, 26 Nov 2013 13:05:11 +0530 Message-ID: <1385451313-1875-16-git-send-email-sourav.poddar@ti.com> References: <1385451313-1875-1-git-send-email-sourav.poddar@ti.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1385451313-1875-1-git-send-email-sourav.poddar-l0cyMroinI0@public.gmane.org> Sender: linux-spi-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: computersforpeace-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, linux-mtd-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: balbi-l0cyMroinI0@public.gmane.org, linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, bcousson-rdvid1DuHRBWk0Htik3J/w@public.gmane.org, Sourav Poddar List-Id: devicetree@vger.kernel.org These add device tree entry for qspi controller driver on dra7. Signed-off-by: Sourav Poddar --- arch/arm/boot/dts/dra7-evm.dts | 32 ++++++++++++++++++++++++++++++++ arch/arm/boot/dts/dra7.dtsi | 13 +++++++++++++ 2 files changed, 45 insertions(+), 0 deletions(-) diff --git a/arch/arm/boot/dts/dra7-evm.dts b/arch/arm/boot/dts/dra7-evm.dts index 5babba0..2c8753a 100644 --- a/arch/arm/boot/dts/dra7-evm.dts +++ b/arch/arm/boot/dts/dra7-evm.dts @@ -93,6 +93,21 @@ 0x24c (PIN_INPUT_SLEW | MUX_MODE0) /* uart3_txd */ >; }; + + qspi1_pins: pinmux_qspi1_pins { + pinctrl-single,pins = < + 0x4c 0x40001 /* gpmc_a3.qspi1_cs2 */ + 0x50 0x40001 /* gpmc_a4.qspi1_cs3 */ + 0x74 0x40001 /* gpmc_a13.qspi1_rtclk */ + 0x78 0x40001 /* gpmc_a14.qspi1_d3 */ + 0x7c 0x40001 /* gpmc_a15.qspi1_d2 */ + 0x80 0x40001 /* gpmc_a16.qspi1_d1 */ + 0x84 0x40001 /* gpmc_a17.qspi1_d0 */ + 0x88 0x40001 /* qpmc_a18.qspi1_sclk */ + 0xb8 0x60001 /* gpmc_cs2.qspi1_cs0 */ + 0xbc 0x60001 /* gpmc_cs3.qspi1_cs1 */ + >; + }; }; &i2c1 { @@ -273,3 +288,20 @@ &cpu0 { cpu0-supply = <&smps123_reg>; }; + +&qspi { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&qspi1_pins>; + + spi-max-frequency = <48000000>; + m25p80@0 { + compatible = "s25fl256s1"; + spi-max-frequency = <48000000>; + reg = <0>; + spi-tx-bus-width = <1>; + spi-rx-bus-width = <4>; + spi-cpol; + spi-cpha; + }; +}; diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi index 67275c8..b06d899 100644 --- a/arch/arm/boot/dts/dra7.dtsi +++ b/arch/arm/boot/dts/dra7.dtsi @@ -582,6 +582,19 @@ dma-names = "tx0", "rx0"; status = "disabled"; }; + + qspi: qspi@4b300000 { + compatible = "ti,dra7xxx-qspi"; + reg = <0x4b300000 0x100>, <0x4a002558 0x4>, + <0x5c000000 0x3ffffff>; + reg-names = "qspi_base", "qspi_ctrlmod", "qspi_mmap"; + #address-cells = <1>; + #size-cells = <0>; + ti,hwmods = "qspi"; + num-cs = <4>; + interrupts = <0 124 0x4>; + status = "disabled"; + }; }; clocks { -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-spi" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html