Re: [PATCH 01/11] powerpc: Add Microwatt platform

On Wed, Jun 16, 2021 at 01:40:07PM -0500, Segher Boessenkool wrote:

Hi Paul,

On Tue, Jun 15, 2021 at 08:57:43AM +1000, Paul Mackerras wrote:

quoted

--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig

@@ -422,7 +422,7 @@ config HUGETLB_PAGE_SIZE_VARIABLE
 
 config MATH_EMULATION
 	bool "Math emulation"
-	depends on 4xx || PPC_8xx || PPC_MPC832x || BOOKE
+	depends on 4xx || PPC_8xx || PPC_MPC832x || BOOKE || PPC_MICROWATT
 	select PPC_FPU_REGS

Why do you need this / want this, since you have FP hardware?

The FPU is optional, and doesn't fit in the smaller (-35T) version of
the Artix-7 that is readily available.

I should mention this in the commit message.

Paul.