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From: Zhao Chenhui <chenhui.zhao@freescale.com>
To: <linuxppc-dev@lists.ozlabs.org>
Cc: linux-kernel@vger.kernel.org
Subject: [PATCH v2 05/15] fsl_pmc: update device bindings
Date: Fri, 19 Apr 2013 18:47:38 +0800	[thread overview]
Message-ID: <1366368468-29143-5-git-send-email-chenhui.zhao@freescale.com> (raw)
In-Reply-To: <1366368468-29143-1-git-send-email-chenhui.zhao@freescale.com>

From: Li Yang <leoli@freescale.com>

Signed-off-by: Li Yang <leoli@freescale.com>
Signed-off-by: Zhao Chenhui <chenhui.zhao@freescale.com>
---
 .../devicetree/bindings/powerpc/fsl/pmc.txt        |   59 +++++++++++--------
 1 files changed, 34 insertions(+), 25 deletions(-)

diff --git a/Documentation/devicetree/bindings/powerpc/fsl/pmc.txt b/Documentation/devicetree/bindings/powerpc/fsl/pmc.txt
index 07256b7..f1f749f 100644
--- a/Documentation/devicetree/bindings/powerpc/fsl/pmc.txt
+++ b/Documentation/devicetree/bindings/powerpc/fsl/pmc.txt
@@ -9,15 +9,20 @@ Properties:
 
   "fsl,mpc8548-pmc" should be listed for any chip whose PMC is
   compatible.  "fsl,mpc8536-pmc" should also be listed for any chip
-  whose PMC is compatible, and implies deep-sleep capability.
+  whose PMC is compatible, and implies deep-sleep capability and
+  wake on user defined packet(wakeup on ARP).
+
+  "fsl,p1022-pmc" should be listed for any chip whose PMC is
+  compatible, and implies lossless Ethernet capability during sleep.
 
   "fsl,mpc8641d-pmc" should be listed for any chip whose PMC is
   compatible; all statements below that apply to "fsl,mpc8548-pmc" also
   apply to "fsl,mpc8641d-pmc".
 
   Compatibility does not include bit assignments in SCCR/PMCDR/DEVDISR; these
-  bit assignments are indicated via the sleep specifier in each device's
-  sleep property.
+  bit assignments are indicated via the clock nodes.  Device which has a
+  controllable clock source should have a "fsl,pmc-handle" property pointing
+  to the clock node.
 
 - reg: For devices compatible with "fsl,mpc8349-pmc", the first resource
   is the PMC block, and the second resource is the Clock Configuration
@@ -33,31 +38,35 @@ Properties:
   this is a phandle to an "fsl,gtm" node on which timer 4 can be used as
   a wakeup source from deep sleep.
 
-Sleep specifiers:
+Clock nodes:
+The clock nodes are to describe the masks in PM controller registers for each
+soc clock.
+- fsl,pmcdr-mask: For "fsl,mpc8548-pmc"-compatible devices, the mask will be
+  ORed into PMCDR before suspend if the device using this clock is the wake-up
+  source and need to be running during low power mode; clear the mask if
+  otherwise.
 
-  fsl,mpc8349-pmc: Sleep specifiers consist of one cell.  For each bit
-  that is set in the cell, the corresponding bit in SCCR will be saved
-  and cleared on suspend, and restored on resume.  This sleep controller
-  supports disabling and resuming devices at any time.
+- fsl,sccr-mask: For "fsl,mpc8349-pmc"-compatible devices, the corresponding
+  bit specified by the mask in SCCR will be saved and cleared on suspend, and
+  restored on resume.
 
-  fsl,mpc8536-pmc: Sleep specifiers consist of three cells, the third of
-  which will be ORed into PMCDR upon suspend, and cleared from PMCDR
-  upon resume.  The first two cells are as described for fsl,mpc8578-pmc.
-  This sleep controller only supports disabling devices during system
-  sleep, or permanently.
-
-  fsl,mpc8548-pmc: Sleep specifiers consist of one or two cells, the
-  first of which will be ORed into DEVDISR (and the second into
-  DEVDISR2, if present -- this cell should be zero or absent if the
-  hardware does not have DEVDISR2) upon a request for permanent device
-  disabling.  This sleep controller does not support configuring devices
-  to disable during system sleep (unless supported by another compatible
-  match), or dynamically.
+- fsl,devdisr-mask: Contain one or two cells, depending on the availability of
+  DEVDISR2 register.  For compatible devices, the mask will be ORed into DEVDISR
+  or DEVDISR2 when the clock should be permenently disabled.
 
 Example:
 
-	power@b00 {
-		compatible = "fsl,mpc8313-pmc", "fsl,mpc8349-pmc";
-		reg = <0xb00 0x100 0xa00 0x100>;
-		interrupts = <80 8>;
+	power@e0070 {
+		compatible = "fsl,mpc8536-pmc", "fsl,mpc8548-pmc";
+		reg = <0xe0070 0x20>;
+
+		etsec1_clk: soc-clk@24 {
+			fsl,pmcdr-mask = <0x00000080>;
+		};
+		etsec2_clk: soc-clk@25 {
+			fsl,pmcdr-mask = <0x00000040>;
+		};
+		etsec3_clk: soc-clk@26 {
+			fsl,pmcdr-mask = <0x00000020>;
+		};
 	};
-- 
1.7.3

  parent reply	other threads:[~2013-04-19 10:48 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-04-19 10:47 [PATCH v2 01/15] powerpc/85xx: cache operations for Freescale SoCs based on BOOK3E Zhao Chenhui
2013-04-19 10:47 ` [PATCH v2 02/15] powerpc/85xx: add sleep and deep sleep support Zhao Chenhui
2013-04-23 23:53   ` Scott Wood
2013-04-28 10:20     ` Zhao Chenhui
2013-04-19 10:47 ` [PATCH v2 03/15] fsl_pmc: Add API to enable device as wakeup event source Zhao Chenhui
2013-04-19 10:47 ` [PATCH v2 04/15] pm: add power node to dts Zhao Chenhui
2013-04-19 10:47 ` Zhao Chenhui [this message]
2013-06-03 22:43   ` [PATCH v2 05/15] fsl_pmc: update device bindings Scott Wood
2013-04-19 10:47 ` [PATCH v2 06/15] powerpc/85xx: add support to JOG feature using cpufreq interface Zhao Chenhui
2013-04-22  3:25   ` Viresh Kumar
2013-04-22 10:56     ` Zhao Chenhui
2013-04-19 10:47 ` [PATCH v2 07/15] powerpc/85xx: add time base sync for SoCs based on e500mc/e5500 Zhao Chenhui
2013-04-23 23:58   ` Scott Wood
2013-04-19 10:47 ` [PATCH v2 08/15] powerpc/85xx: add cpu hotplug support for e500mc/e5500 Zhao Chenhui
2013-04-19 10:47 ` [PATCH v2 09/15] powerpc/rcpm: add sleep feature for SoCs using RCPM Zhao Chenhui
2013-04-19 10:47 ` [PATCH v2 10/15] powerpc/85xx: fix 64-bit support for cpu hotplug Zhao Chenhui
2013-04-19 10:47 ` [PATCH v2 11/15] powerpc/rcpm: add struct ccsr_rcpm_v2 Zhao Chenhui
2013-04-19 10:47 ` [PATCH v2 12/15] powerpc/85xx: add time base sync support for e6500 Zhao Chenhui
2013-04-24  0:04   ` Scott Wood
2013-04-24 11:29     ` Zhao Chenhui
2013-04-24 22:38       ` Scott Wood
2013-04-25  0:28         ` Zhao Chenhui
2013-04-26  0:07           ` Scott Wood
2013-04-28  9:56             ` Zhao Chenhui
2013-04-29 20:18               ` Scott Wood
2013-04-19 10:47 ` [PATCH v2 13/15] powerpc/85xx: add support for e6500 L1 cache operation Zhao Chenhui
2013-04-24  0:00   ` Scott Wood
2013-04-24 11:14     ` Zhao Chenhui
2013-04-19 10:47 ` [PATCH v2 14/15] powerpc/smp: add cpu hotplug support for e6500 Zhao Chenhui
2013-04-19 10:47 ` [PATCH v2 15/15] powerpc/rcpm: add sleep support for T4/B4 chips Zhao Chenhui
2013-04-23  9:53 ` [linuxppc-release] [PATCH v2 01/15] powerpc/85xx: cache operations for Freescale SoCs based on BOOK3E Zhao Chenhui
2013-04-23 23:46 ` Scott Wood
2013-04-24 11:08   ` Zhao Chenhui

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