diff mbox

sh: sh7724 mode pin comments

Message ID 20090602104732.22485.34447.sendpatchset@rx1.opensource.se (mailing list archive)
State Accepted
Headers show

Commit Message

Magnus Damm June 2, 2009, 10:47 a.m. UTC 
From: Magnus Damm <damm@igel.co.jp>

This patch adds comments for the sh7724 mode pins
and pin function controller.

Signed-off-by: Magnus Damm <damm@igel.co.jp>
---

 arch/sh/include/cpu-sh4/cpu/sh7724.h |   14 ++++++++++++++
 1 file changed, 14 insertions(+)

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diff mbox

Patch

--- 0001/arch/sh/include/cpu-sh4/cpu/sh7724.h
+++ work/arch/sh/include/cpu-sh4/cpu/sh7724.h	2009-06-02 19:38:51.000000000 +0900
@@ -1,6 +1,20 @@ 
 #ifndef __ASM_SH7724_H__
 #define __ASM_SH7724_H__
 
+/* Boot Mode Pins:
+ *
+ * MD0: CPG - Clock Mode 0->7
+ * MD1: CPG - Clock Mode 0->7
+ * MD2: CPG - Clock Mode 0->7
+ * MD3: BSC - Area0 Bus Width (16/32-bit) [CS0BCR.9,10]
+ * MD5: BSC - Endian Mode (L: Big, H: Little) [CMNCR.3]
+ * MD8: Test Mode
+ */
+
+/* Pin Function Controller:
+ * GPIO_FN_xx - GPIO used to select pin function
+ * GPIO_Pxx - GPIO mapped to real I/O pin on CPU
+ */
 enum {
 	/* PTA */
 	GPIO_PTA7, GPIO_PTA6, GPIO_PTA5, GPIO_PTA4,