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Patch "ARM: at91: define LPDDR types" has been added to the 4.9-stable tree

PATCH [email protected] 1 participant 1 message Mar 8, 2017

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This is a note to let you know that I've just added the patch titled

ARM: at91: define LPDDR types

to the 4.9-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
arm-at91-define-lpddr-types.patch
and it can be found in the queue-4.9 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

Quoted 1 line

From e3f0a4017c2143b4b813df6a93e8cf79e3f76936 Mon Sep 17 00:00:00 2001

From: Alexandre Belloni <[email protected]>
Date: Tue, 25 Oct 2016 11:37:58 +0200
Subject: ARM: at91: define LPDDR types

From: Alexandre Belloni <[email protected]>

commit e3f0a4017c2143b4b813df6a93e8cf79e3f76936 upstream.

The Atmel MPDDR controller support LPDDR2 and LPDDR3 memories, add their types.

---
 include/soc/at91/at91sam9_ddrsdr.h |    3 +++
 1 file changed, 3 insertions(+)
include/soc/at91/at91sam9_ddrsdr.h +3 -0
@@ -81,6 +81,7 @@
 #define			AT91_DDRSDRC_LPCB_POWER_DOWN		2
 #define			AT91_DDRSDRC_LPCB_DEEP_POWER_DOWN	3
 #define		AT91_DDRSDRC_CLKFR	(1 << 2)	/* Clock Frozen */
+#define		AT91_DDRSDRC_LPDDR2_PWOFF	(1 << 3)	/* LPDDR Power Off */
 #define		AT91_DDRSDRC_PASR	(7 << 4)	/* Partial Array Self Refresh */
 #define		AT91_DDRSDRC_TCSR	(3 << 8)	/* Temperature Compensated Self Refresh */
 #define		AT91_DDRSDRC_DS		(3 << 10)	/* Drive Strength */
@@ -96,7 +97,9 @@
 #define			AT91_DDRSDRC_MD_SDR		0
 #define			AT91_DDRSDRC_MD_LOW_POWER_SDR	1
 #define			AT91_DDRSDRC_MD_LOW_POWER_DDR	3
+#define			AT91_DDRSDRC_MD_LPDDR3		5
 #define			AT91_DDRSDRC_MD_DDR2		6	/* [SAM9 Only] */
+#define			AT91_DDRSDRC_MD_LPDDR2		7
 #define		AT91_DDRSDRC_DBW	(1 << 4)		/* Data Bus Width */
 #define			AT91_DDRSDRC_DBW_32BITS		(0 <<  4)
 #define			AT91_DDRSDRC_DBW_16BITS		(1 <<  4)

Patches currently in stable-queue which might be from [email protected] are

queue-4.9/arm-dts-at91-enable-dma-on-sama5d4_xplained-console.patch queue-4.9/arm-at91-define-lpddr-types.patch queue-4.9/arm-dts-at91-enable-dma-on-sama5d2_xplained-console.patch