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From: Suman Anna <s-anna-l0cyMroinI0@public.gmane.org>
To: Joerg Roedel <joro-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>,
	Tony Lindgren <tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
	Laurent Pinchart
	<laurent.pinchart-ryLnwIuWjnjg/C1BVhZhaw@public.gmane.org>,
	Florian Vaussard <florian.vaussard-p8DiymsW2f8@public.gmane.org>,
	linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: [PATCHv2 11/16] ARM: OMAP3: fix iva mmu programming issues
Date: Thu, 13 Feb 2014 12:15:42 -0600	[thread overview]
Message-ID: <1392315347-32967-12-git-send-email-s-anna@ti.com> (raw)
In-Reply-To: <1392315347-32967-1-git-send-email-s-anna-l0cyMroinI0@public.gmane.org>

The IVA MMU is not functional when used through the hwmod and
omap_device layers. Add fixes to clockdomain and hwmod data
to have it functional. The hwmod changes are needed to enable
the clock, and the SWSUP change is needed to wakeup the domain
because the power domain is programmed to be in RET, and there
is no automatic power domain switching to ON.

Signed-off-by: Suman Anna <s-anna-l0cyMroinI0@public.gmane.org>
---
 arch/arm/mach-omap2/clockdomains3xxx_data.c | 2 +-
 arch/arm/mach-omap2/omap_hwmod_3xxx_data.c  | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/arch/arm/mach-omap2/clockdomains3xxx_data.c b/arch/arm/mach-omap2/clockdomains3xxx_data.c
index e6b91e5..f03dc97 100644
--- a/arch/arm/mach-omap2/clockdomains3xxx_data.c
+++ b/arch/arm/mach-omap2/clockdomains3xxx_data.c
@@ -247,7 +247,7 @@ static struct clockdomain neon_clkdm = {
 static struct clockdomain iva2_clkdm = {
 	.name		= "iva2_clkdm",
 	.pwrdm		= { .name = "iva2_pwrdm" },
-	.flags		= CLKDM_CAN_HWSUP_SWSUP,
+	.flags		= CLKDM_CAN_SWSUP,
 	.dep_bit	= OMAP3430_PM_WKDEP_MPU_EN_IVA2_SHIFT,
 	.wkdep_srcs	= iva2_wkdeps,
 	.clktrctrl_mask = OMAP3430_CLKTRCTRL_IVA2_MASK,
diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
index 81dd071..9c7e23a 100644
--- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
@@ -3068,12 +3068,16 @@ static struct omap_hwmod omap3xxx_mmu_iva_hwmod = {
 	.name		= "mmu_iva",
 	.class		= &omap3xxx_mmu_hwmod_class,
 	.mpu_irqs	= omap3xxx_mmu_iva_irqs,
+	.clkdm_name	= "iva2_clkdm",
 	.rst_lines	= omap3xxx_mmu_iva_resets,
 	.rst_lines_cnt	= ARRAY_SIZE(omap3xxx_mmu_iva_resets),
 	.main_clk	= "iva2_ck",
 	.prcm = {
 		.omap2 = {
 			.module_offs = OMAP3430_IVA2_MOD,
+			.module_bit = OMAP3430_CM_FCLKEN_IVA2_EN_IVA2_SHIFT,
+			.idlest_reg_id = 1,
+			.idlest_idle_bit = OMAP3430_ST_IVA2_SHIFT,
 		},
 	},
 	.dev_attr	= &mmu_iva_dev_attr,
-- 
1.8.5.3

  parent reply	other threads:[~2014-02-13 18:15 UTC|newest]

Thread overview: 49+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-02-13 18:15 [PATCHv2 00/16] OMAP IOMMU DT adaptation and cleanup Suman Anna
2014-02-13 18:15 ` [PATCHv2 01/16] iommu/omap: convert to devm_* interfaces Suman Anna
     [not found]   ` <1392315347-32967-2-git-send-email-s-anna-l0cyMroinI0@public.gmane.org>
2014-02-25 21:10     ` Laurent Pinchart
2014-02-13 18:15 ` [PATCHv2 08/16] ARM: OMAP3: remove deprecated CONFIG_OMAP_IOMMU_IVA2 Suman Anna
     [not found]   ` <1392315347-32967-9-git-send-email-s-anna-l0cyMroinI0@public.gmane.org>
2014-02-25 21:17     ` Laurent Pinchart
2014-02-26 17:09       ` Tony Lindgren
2014-02-26 17:15       ` Tony Lindgren
2014-02-28 19:58   ` Paul Walmsley
     [not found]     ` <alpine.DEB.2.02.1402281958170.453-rwI8Ez+7Ko+d5PgPZx9QOdBPR1lH4CV8@public.gmane.org>
2014-02-28 20:42       ` Suman Anna
     [not found] ` <1392315347-32967-1-git-send-email-s-anna-l0cyMroinI0@public.gmane.org>
2014-02-13 18:15   ` [PATCHv2 02/16] iommu/omap: omap_iommu_attach() should return ENODEV, not NULL Suman Anna
     [not found]     ` <1392315347-32967-3-git-send-email-s-anna-l0cyMroinI0@public.gmane.org>
2014-02-25 21:13       ` Laurent Pinchart
2014-02-25 22:32         ` Suman Anna
     [not found]           ` <530D19E3.9030407-l0cyMroinI0@public.gmane.org>
2014-02-26  2:05             ` Laurent Pinchart
2014-02-26 16:45               ` Suman Anna
2014-02-13 18:15   ` [PATCHv2 03/16] Documentation: dt: add OMAP iommu bindings Suman Anna
2014-02-24 12:57     ` Florian Vaussard
2014-02-24 18:09       ` Suman Anna
     [not found]     ` <1392315347-32967-4-git-send-email-s-anna-l0cyMroinI0@public.gmane.org>
2014-02-25 21:26       ` Laurent Pinchart
2014-02-25 23:02         ` Suman Anna
2014-02-26  2:13           ` Laurent Pinchart
2014-02-26 17:02             ` Suman Anna
     [not found]               ` <530E1E20.9000301-l0cyMroinI0@public.gmane.org>
2014-02-26 19:32                 ` Laurent Pinchart
2014-02-26 20:23                   ` Suman Anna
2014-02-26 20:36                     ` Laurent Pinchart
2014-02-26 22:18                       ` Suman Anna
     [not found]                         ` <530E682D.9070005-l0cyMroinI0@public.gmane.org>
2014-02-26 22:28                           ` Suman Anna
2014-02-26 22:43                             ` Laurent Pinchart
2014-02-26 23:14                               ` Suman Anna
2014-02-13 18:15   ` [PATCHv2 04/16] iommu/omap: add devicetree support Suman Anna
2014-02-26 17:08     ` Tony Lindgren
2014-02-13 18:15   ` [PATCHv2 05/16] iommu/omap: enable bus-error back on supported iommus Suman Anna
2014-02-13 18:15   ` [PATCHv2 06/16] iommu/omap: allocate archdata on the fly for DT-based devices Suman Anna
2014-02-13 18:15   ` [PATCHv2 07/16] iommu/omap: allow enable/disable even without pdata Suman Anna
     [not found]     ` <1392315347-32967-8-git-send-email-s-anna-l0cyMroinI0@public.gmane.org>
2014-02-25 21:15       ` Laurent Pinchart
2014-02-25 22:41         ` Suman Anna
2014-02-13 18:15   ` [PATCHv2 09/16] ARM: OMAP2+: change the ISP device archdata MMU name Suman Anna
2014-02-13 18:15   ` [PATCHv2 10/16] ARM: OMAP2+: use pdata quirks for iommu reset lines Suman Anna
     [not found]     ` <1392315347-32967-11-git-send-email-s-anna-l0cyMroinI0@public.gmane.org>
2014-02-26 17:17       ` Tony Lindgren
     [not found]         ` <20140226171731.GG11654-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
2014-02-26 18:04           ` Suman Anna
2014-02-13 18:15   ` Suman Anna [this message]
2014-02-13 18:15   ` [PATCHv2 12/16] ARM: OMAP5: hwmod data: add mmu data for ipu & dsp Suman Anna
2014-02-13 18:15   ` [PATCHv2 16/16] ARM: OMAP2+: Remove legacy omap-iommu.c Suman Anna
2014-02-13 18:15 ` [PATCHv2 13/16] ARM: OMAP2+: extend iommu pdata-quirks to OMAP5 Suman Anna
2014-02-13 18:15 ` [PATCHv2 14/16] ARM: OMAP3: hwmod data: cleanup data for IOMMUs Suman Anna
     [not found]   ` <1392315347-32967-15-git-send-email-s-anna-l0cyMroinI0@public.gmane.org>
2014-02-26 17:18     ` Tony Lindgren
     [not found]       ` <20140226171824.GH11654-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
2014-02-26 17:59         ` Suman Anna
     [not found]           ` <530E2B67.9050300-l0cyMroinI0@public.gmane.org>
2014-02-27  9:16             ` Florian Vaussard
     [not found]               ` <530F0255.0-p8DiymsW2f8@public.gmane.org>
2014-02-28  0:25                 ` Tony Lindgren
2014-02-13 18:15 ` [PATCHv2 15/16] ARM: OMAP4: " Suman Anna

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