lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <1255954268-29162-1-git-send-email-amit.kucheria@verdurent.com>
Date:	Mon, 19 Oct 2009 15:11:08 +0300
From:	Amit Kucheria <amit.kucheria@...durent.com>
To:	List Linux Kernel <linux-kernel@...r.kernel.org>
Cc:	Samuel Ortiz <sameo@...ux.intel.com>,
	Tero Kristo <tero.kristo@...ia.com>, linux-omap@...r.kernel.org
Subject: [PATCH 5/5] mfd: twl4030-power: Optimised power scripts for the rx51

The power scripts optimisation was mainly done by:
Tero Kristo <tero.kristo@...ia.com> and
Arnaud Mandy <ext-arnaud.2.mandy@...ia.com>

I'm only refactoring and testing it against the mainline kernel.

Signed-off-by: Amit Kucheria <amit.kucheria@...durent.com>
Cc: Samuel Ortiz <sameo@...ux.intel.com>
Cc: Tero Kristo <tero.kristo@...ia.com>
Cc: linux-omap@...r.kernel.org
---
 arch/arm/mach-omap2/board-rx51-peripherals.c |  118 ++++++++++++++++++--------
 1 files changed, 82 insertions(+), 36 deletions(-)

diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c
index c1af532..d933050 100644
--- a/arch/arm/mach-omap2/board-rx51-peripherals.c
+++ b/arch/arm/mach-omap2/board-rx51-peripherals.c
@@ -292,15 +292,9 @@ static struct twl4030_usb_data rx51_usb_data = {
 
 static struct twl4030_ins sleep_on_seq[] __initdata = {
 /*
- * Turn off VDD1 and VDD2.
+ * Turn off everything
  */
-	{MSG_SINGULAR(DEV_GRP_P1, 0xf, RES_STATE_OFF), 4},
-	{MSG_SINGULAR(DEV_GRP_P1, 0x10, RES_STATE_OFF), 2},
-/*
- * And also turn off the OMAP3 PLLs and the sysclk output.
- */
-	{MSG_SINGULAR(DEV_GRP_P1, 0x7, RES_STATE_OFF), 3},
-	{MSG_SINGULAR(DEV_GRP_P1, 0x17, RES_STATE_OFF), 3},
+	{MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_ALL, 1, 0, RES_STATE_SLEEP), 2},
 };
 
 static struct twl4030_script sleep_on_script __initdata = {
@@ -311,14 +305,9 @@ static struct twl4030_script sleep_on_script __initdata = {
 
 static struct twl4030_ins wakeup_seq[] __initdata = {
 /*
- * Reenable the OMAP3 PLLs.
- * Wakeup VDD1 and VDD2.
- * Reenable sysclk output.
+ * Reenable everything
  */
-	{MSG_SINGULAR(DEV_GRP_P1, 0x7, RES_STATE_ACTIVE), 0x30},
-	{MSG_SINGULAR(DEV_GRP_P1, 0xf, RES_STATE_ACTIVE), 0x30},
-	{MSG_SINGULAR(DEV_GRP_P1, 0x10, RES_STATE_ACTIVE), 0x37},
-	{MSG_SINGULAR(DEV_GRP_P1, 0x19, RES_STATE_ACTIVE), 3},
+	{MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_ALL, 1, 0, RES_STATE_ACTIVE), 2},
 };
 
 static struct twl4030_script wakeup_script __initdata = {
@@ -329,10 +318,9 @@ static struct twl4030_script wakeup_script __initdata = {
 
 static struct twl4030_ins wakeup_p3_seq[] __initdata = {
 /*
- * Wakeup VDD1 (dummy to be able to insert a delay)
- * Enable CLKEN
+ * Reenable everything
  */
-	{MSG_SINGULAR(DEV_GRP_P1, 0x17, RES_STATE_ACTIVE), 3},
+	{MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_ALL, 1, 0, RES_STATE_ACTIVE), 2},
 };
 
 static struct twl4030_script wakeup_p3_script __initdata = {
@@ -353,12 +341,11 @@ static struct twl4030_ins wrst_seq[] __initdata = {
 	{MSG_SINGULAR(DEV_GRP_NULL, RES_RESET, RES_STATE_OFF), 2},
 	{MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_ALL, 0, 1, RES_STATE_ACTIVE),
 		0x13},
-	{MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_PP, 0, 2, RES_STATE_WRST), 0x13},
 	{MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_PP, 0, 3, RES_STATE_OFF), 0x13},
 	{MSG_SINGULAR(DEV_GRP_NULL, RES_VDD1, RES_STATE_WRST), 0x13},
 	{MSG_SINGULAR(DEV_GRP_NULL, RES_VDD2, RES_STATE_WRST), 0x13},
 	{MSG_SINGULAR(DEV_GRP_NULL, RES_VPLL1, RES_STATE_WRST), 0x35},
-	{MSG_SINGULAR(DEV_GRP_P1, RES_HFCLKOUT, RES_STATE_ACTIVE), 2},
+	{MSG_SINGULAR(DEV_GRP_P3, RES_HFCLKOUT, RES_STATE_ACTIVE), 2},
 	{MSG_SINGULAR(DEV_GRP_NULL, RES_RESET, RES_STATE_ACTIVE), 2},
 };
 
@@ -380,22 +367,81 @@ static struct twl4030_script *twl4030_scripts[] __initdata = {
 };
 
 static struct twl4030_resconfig twl4030_rconfig[] __initdata = {
-	{ .resource = RES_VINTANA1, .devgroup = -1, .type = -1, .type2 = 1 },
-	{ .resource = RES_VINTANA2, .devgroup = -1, .type = -1, .type2 = 1 },
-	{ .resource = RES_VINTDIG, .devgroup = -1, .type = -1, .type2 = 1 },
-	{ .resource = RES_VMMC1, .devgroup = -1, .type = -1, .type2 = 3},
-	{ .resource = RES_VMMC2, .devgroup = DEV_GRP_NULL, .type = -1,
-	  .type2 = 3},
-	{ .resource = RES_VAUX1, .devgroup = -1, .type = -1, .type2 = 3},
-	{ .resource = RES_VAUX2, .devgroup = -1, .type = -1, .type2 = 3},
-	{ .resource = RES_VAUX3, .devgroup = -1, .type = -1, .type2 = 3},
-	{ .resource = RES_VAUX4, .devgroup = -1, .type = -1, .type2 = 3},
-	{ .resource = RES_VPLL2, .devgroup = -1, .type = -1, .type2 = 3},
-	{ .resource = RES_VDAC, .devgroup = -1, .type = -1, .type2 = 3},
-	{ .resource = RES_VSIM, .devgroup = DEV_GRP_NULL, .type = -1,
-	  .type2 = 3},
-	{ .resource = RES_CLKEN, .devgroup = DEV_GRP_P3, .type = -1,
-		.type2 = 1 },
+	{ .resource = RES_VDD1, .devgroup = -1,
+	  .type = 1, .type2 = -1, .remap_off = RES_STATE_OFF,
+	  .remap_sleep = RES_STATE_OFF
+	},
+	{ .resource = RES_VDD2, .devgroup = -1,
+	  .type = 1, .type2 = -1, .remap_off = RES_STATE_OFF,
+	  .remap_sleep = RES_STATE_OFF
+	},
+	{ .resource = RES_VPLL1, .devgroup = -1,
+	  .type = 1, .type2 = -1, .remap_off = RES_STATE_OFF,
+	  .remap_sleep = RES_STATE_OFF
+	},
+	{ .resource = RES_VPLL2, .devgroup = -1,
+	  .type = -1, .type2 = 3, .remap_off = -1, .remap_sleep = -1
+	},
+	{ .resource = RES_VAUX1, .devgroup = -1,
+	  .type = -1, .type2 = 3, .remap_off = -1, .remap_sleep = -1
+	},
+	{ .resource = RES_VAUX2, .devgroup = -1,
+	  .type = -1, .type2 = 3, .remap_off = -1, .remap_sleep = -1
+	},
+	{ .resource = RES_VAUX3, .devgroup = -1,
+	  .type = -1, .type2 = 3, .remap_off = -1, .remap_sleep = -1
+	},
+	{ .resource = RES_VAUX4, .devgroup = -1,
+	  .type = -1, .type2 = 3, .remap_off = -1, .remap_sleep = -1
+	},
+	{ .resource = RES_VMMC1, .devgroup = -1,
+	  .type = -1, .type2 = 3, .remap_off = -1, .remap_sleep = -1
+	},
+	{ .resource = RES_VMMC2, .devgroup = -1,
+	  .type = -1, .type2 = 3, .remap_off = -1, .remap_sleep = -1
+	},
+	{ .resource = RES_VDAC, .devgroup = -1,
+	  .type = -1, .type2 = 3, .remap_off = -1, .remap_sleep = -1
+	},
+	{ .resource = RES_VSIM, .devgroup = -1,
+	  .type = -1, .type2 = 3, .remap_off = -1, .remap_sleep = -1
+	},
+	{ .resource = RES_VINTANA1, .devgroup = DEV_GRP_P1 | DEV_GRP_P3,
+	  .type = -1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
+	},
+	{ .resource = RES_VINTANA2, .devgroup = DEV_GRP_P1 | DEV_GRP_P3,
+	  .type = 1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
+	},
+	{ .resource = RES_VINTDIG, .devgroup = DEV_GRP_P1 | DEV_GRP_P3,
+	  .type = -1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
+	},
+	{ .resource = RES_VIO, .devgroup = DEV_GRP_P3,
+	  .type = 1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
+	},
+	{ .resource = RES_CLKEN, .devgroup = DEV_GRP_P1 | DEV_GRP_P3,
+	  .type = 1, .type2 = -1 , .remap_off = -1, .remap_sleep = -1
+	},
+	{ .resource = RES_REGEN, .devgroup = DEV_GRP_P1 | DEV_GRP_P3,
+	  .type = 1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
+	},
+	{ .resource = RES_NRES_PWRON, .devgroup = DEV_GRP_P1 | DEV_GRP_P3,
+	  .type = 1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
+	},
+	{ .resource = RES_SYSEN, .devgroup = DEV_GRP_P1 | DEV_GRP_P3,
+	  .type = 1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
+	},
+	{ .resource = RES_HFCLKOUT, .devgroup = DEV_GRP_P3,
+	  .type = 1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
+	},
+	{ .resource = RES_32KCLKOUT, .devgroup = -1,
+	  .type = 1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
+	},
+	{ .resource = RES_RESET, .devgroup = -1,
+	  .type = 1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
+	},
+	{ .resource = RES_Main_Ref, .devgroup = -1,
+	  .type = 1, .type2 = -1, .remap_off = -1, .remap_sleep = -1
+	},
 	{ 0, 0},
 };
 
-- 
1.6.3.3

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ