diff options
| author | Mugunthan V N <mugunthanvnm@ti.com> | 2015-01-19 10:49:28 +0100 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2015-01-20 19:07:25 +0100 |
| commit | 1f43c45df7afb706470f7d81d983dd7763a9452f (patch) | |
| tree | c493fd1b1d527e04289da2922aceda16724e1f25 /arch/arm/boot | |
| parent | ARM: dts: Add minimal support for dm8168-evm (diff) | |
| download | linux-1f43c45df7afb706470f7d81d983dd7763a9452f.tar.xz linux-1f43c45df7afb706470f7d81d983dd7763a9452f.zip | |
ARM: dts: dra72-evm: Add qspi device
These add device tree entry for qspi device on dra72-evm.
Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/boot')
| -rw-r--r-- | arch/arm/boot/dts/dra72-evm.dts | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/dra72-evm.dts b/arch/arm/boot/dts/dra72-evm.dts index 89085d066c65..cacddd74c516 100644 --- a/arch/arm/boot/dts/dra72-evm.dts +++ b/arch/arm/boot/dts/dra72-evm.dts @@ -121,6 +121,18 @@ 0x418 (MUX_MODE15) /* wakeup0.off */ >; }; + + qspi1_pins: pinmux_qspi1_pins { + pinctrl-single,pins = < + 0x74 (PIN_OUTPUT | MUX_MODE1) /* gpmc_a13.qspi1_rtclk */ + 0x78 (PIN_INPUT | MUX_MODE1) /* gpmc_a14.qspi1_d3 */ + 0x7c (PIN_INPUT | MUX_MODE1) /* gpmc_a15.qspi1_d2 */ + 0x80 (PIN_INPUT | MUX_MODE1) /* gpmc_a16.qspi1_d1 */ + 0x84 (PIN_INPUT | MUX_MODE1) /* gpmc_a17.qspi1_d0 */ + 0x88 (PIN_OUTPUT | MUX_MODE1) /* qpmc_a18.qspi1_sclk */ + 0xb8 (PIN_OUTPUT | MUX_MODE1) /* gpmc_cs2.qspi1_cs0 */ + >; + }; }; &i2c1 { @@ -461,3 +473,68 @@ pinctrl-0 = <&dcan1_pins_default>; pinctrl-1 = <&dcan1_pins_sleep>; }; + +&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; + #address-cells = <1>; + #size-cells = <1>; + + /* MTD partition table. + * The ROM checks the first four physical blocks + * for a valid file to boot and the flash here is + * 64KiB block size. + */ + partition@0 { + label = "QSPI.SPL"; + reg = <0x00000000 0x000010000>; + }; + partition@1 { + label = "QSPI.SPL.backup1"; + reg = <0x00010000 0x00010000>; + }; + partition@2 { + label = "QSPI.SPL.backup2"; + reg = <0x00020000 0x00010000>; + }; + partition@3 { + label = "QSPI.SPL.backup3"; + reg = <0x00030000 0x00010000>; + }; + partition@4 { + label = "QSPI.u-boot"; + reg = <0x00040000 0x00100000>; + }; + partition@5 { + label = "QSPI.u-boot-spl-os"; + reg = <0x00140000 0x00080000>; + }; + partition@6 { + label = "QSPI.u-boot-env"; + reg = <0x001c0000 0x00010000>; + }; + partition@7 { + label = "QSPI.u-boot-env.backup1"; + reg = <0x001d0000 0x0010000>; + }; + partition@8 { + label = "QSPI.kernel"; + reg = <0x001e0000 0x0800000>; + }; + partition@9 { + label = "QSPI.file-system"; + reg = <0x009e0000 0x01620000>; + }; + }; +}; |