[PATCH 4/4] ARM: davinci: da850-evm: add SPI flash support
Sekhar Nori
nsekhar at ti.com
Wed Feb 27 03:25:09 EST 2013
On 2/25/2013 4:14 PM, Manjunathappa, Prakash wrote:
> Enable m25p80 SPI flash support on da850-EVM. Also
> add partition information of SPI flash.
>
> Signed-off-by: Manjunathappa, Prakash <prakash.pm at ti.com>
> ---
> arch/arm/boot/dts/da850-evm.dts | 40 +++++++++++++++++++++++++++++++++++++++
> 1 files changed, 40 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/boot/dts/da850-evm.dts b/arch/arm/boot/dts/da850-evm.dts
> index 78c8e54..1a28d43 100644
> --- a/arch/arm/boot/dts/da850-evm.dts
> +++ b/arch/arm/boot/dts/da850-evm.dts
> @@ -46,6 +46,46 @@
> pinctrl-names = "default";
> pinctrl-0 = <&mmc0_pins>;
> };
> + spi1: spi at 1f0e000 {
> + status = "okay";
> + pinctrl-names = "default";
> + pinctrl-0 = <&spi1_pins>;
> + flash: m25p80 at 0 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + compatible = "m25p80";
Are you sure there is a m25p80 part on these boards? On my board using
this patch I get:
m25p80 spi32766.0: found m25p64, expected m25p80
I can access the flash just fine though.
Thanks,
Sekhar
More information about the linux-arm-kernel
mailing list