Thread (1 message) 1 message, 1 author, 2014-02-13

Re: [PATCH 1/2] ARM: shmobile: r8a7778/r8a7779 dtsi: Improve and correct HSPI bindings

From: Kuninori Morimoto <hidden>
Date: 2014-02-13 07:11:15
Also in: linux-sh, linux-spi

Hi Simon, Geert
Cc Mark
could you test this series as Geert does not have access to a bockw board?

On Tue, Feb 11, 2014 at 09:56:47AM +0100, Geert Uytterhoeven wrote:
quoted
From: Geert Uytterhoeven <redacted>

Binding documentation:
  - Add future-proof "renesas,hspi-<soctype>" compatible values,
  - Add "interrupt-parent", "#address-cells" and "#size-cells" properties,
  - Add reference to pinctrl documentation,
  - Add example bindings.

r8a7778 and r8a7779 dtsi:
  - Add "renesas,hspi-r8a7778" resp. "renesas,hspi-r8a7779" compatible
    values,
  - Correct reference to parent interrupt controller
    (use "interrupt-parent" instead of "interrupt-controller"),
  - Add missing "#address-cells" and "#size-cells" properties, which are
    needed when populating the SPI buses.

Signed-off-by: Geert Uytterhoeven <redacted>
Cc: Mark Brown <redacted>
---
I tested this patch, and it works well.
But there are some notes

1) m25p80 driver DT support seems strange ??

   ${LINUX}/Documentation/devicetree/bindings/mtd/m25p80.txt
   has explain about DT of m25p80 driver, but,
   ${LINUX}/drivers/mtd/devices/m25p80.c
   doesn't have driver :: of_match_table.
   but, it is using of_property_read_bool() on probe.
   Is it out-of-tree support ?? I'm not sure,
   anyway, m25p80 driver didn't probe.
   So, I quick-hacked this issue in my local environment.

2) it needs Geert's this patch

   Subject: [PATCH] mtd: m25p80: add support for the Spansion s25fl008k chip
   Date:	Tue, 11 Feb 2014 09:51:18 +0100

   Kernel will hung-up without this patch

For HSPI / BockW point of view

Tested-by: Kuninori Morimoto <redacted>


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