# RE: \[PATCH v4 47/47\] soc: fsl: qe: remove PPC32 dependency from CONFIG\_QUICC\_ENGINE

- From: Qiang Zhao \<qiang.zhao@nxp.com\>
- Date: 2019-11-13 02:49:03 
- List: linuxppc-dev
- Page: https://ratatoskr.run/linuxppc-dev/2019/11/5775174
- Thread: https://ratatoskr.run/linuxppc-dev/2019/11/5769927/t.md

```text
On Fri, Nov 8, 2019 at 21:01, Rasmus Villemoes [ref] wrote:

> -----Original Message-----
> From: Rasmus Villemoes <linux@rasmusvillemoes.dk>
> Sent: 2019年11月8日 21:01
> To: Qiang Zhao <qiang.zhao@nxp.com>; Leo Li <redacted>;
> Christophe Leroy [ref]
> Cc: <redacted>; <redacted>;
> linux-kernel@vger.kernel.org; Scott Wood [ref]; Rasmus
> Villemoes [ref]
> Subject: [PATCH v4 47/47] soc: fsl: qe: remove PPC32 dependency from
> CONFIG_QUICC_ENGINE
> 
> There are also ARM and ARM64 based SOCs with a QUICC Engine, and the core
> QE code as well as net/wan/fsl_ucc_hdlc and tty/serial/ucc_uart has now been
> modified to not rely on ppcisms.
> 
> So extend the architectures that can select QUICC_ENGINE, and add the rather
> modest requirements of OF && HAS_IOMEM.
> 
> The core code as well as the ucc_uart driver has been tested on an LS1021A
> (arm), and it has also been tested that the QE code still works on an mpc8309
> (ppc).
> 
> Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
> ---
>  drivers/soc/fsl/qe/Kconfig | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/soc/fsl/qe/Kconfig b/drivers/soc/fsl/qe/Kconfig index
> cfa4b2939992..f1974f811572 100644
> --- a/drivers/soc/fsl/qe/Kconfig
> +++ b/drivers/soc/fsl/qe/Kconfig
> @@ -5,7 +5,8 @@
> 
>  config QUICC_ENGINE
>  	bool "QUICC Engine (QE) framework support"
> -	depends on FSL_SOC && PPC32
> +	depends on OF && HAS_IOMEM
> +	depends on PPC32 || ARM || ARM64 || COMPILE_TEST
>  	select GENERIC_ALLOCATOR
>  	select CRC32
>  	help
> --
Tested-by: Qiang Zhao <qiang.zhao@nxp.com>
Tested QE-HDLC on ARM64!

Best Regards
Qiang Zhao
```