From c699bf610bf814de478e81e0f1f375b386170ff5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= <f4bug@amsat.org>
Date: Thu, 17 Jun 2021 13:53:24 +0200
Subject: [PATCH] hw/i2c/ppc4xx_i2c: Add reference to datasheet
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It took me a while to find this model datasheet, since it is
an OCR scan. Add a reference to save other developers time.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Acked-by: Corey Minyard <cminyard@mvista.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Corey Minyard <cminyard@mvista.com>
---
 hw/i2c/ppc4xx_i2c.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/hw/i2c/ppc4xx_i2c.c b/hw/i2c/ppc4xx_i2c.c
index c0a8e04567..f4c5bc12d3 100644
--- a/hw/i2c/ppc4xx_i2c.c
+++ b/hw/i2c/ppc4xx_i2c.c
@@ -1,6 +1,8 @@
 /*
  * PPC4xx I2C controller emulation
  *
+ * Documentation: PPC405GP User's Manual, Chapter 22. IIC Bus Interface
+ *
  * Copyright (c) 2007 Jocelyn Mayer
  * Copyright (c) 2012 François Revol
  * Copyright (c) 2016-2018 BALATON Zoltan