linux-kernel - [PATCH v3 5/6] ARM: OMAP4+: PRM: Add AM437x specific data

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Date:	Tue, 14 Jul 2015 15:38:17 +0530
From:	Keerthy <j-keerthy@...com>
To:	<tony@...mide.com>, <t-kristo@...com>
CC:	<j-keerthy@...com>, <linux-omap@...r.kernel.org>,
	<galak@...eaurora.org>, <bcousson@...libre.com>,
	<pawel.moll@....com>, <linux-kernel@...r.kernel.org>,
	<paul@...an.com>
Subject: [PATCH v3 5/6] ARM: OMAP4+: PRM: Add AM437x specific data

The register offsets for some of the PRM Registers are different
hence populating the differing fields.

Tested IO wake up using gpio based SW4 on 1.5A GP evm.

Signed-off-by: Keerthy <j-keerthy@...com>
---
 arch/arm/mach-omap2/prm44xx.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/arch/arm/mach-omap2/prm44xx.c b/arch/arm/mach-omap2/prm44xx.c
index f82d89a..afbbcca 100644
--- a/arch/arm/mach-omap2/prm44xx.c
+++ b/arch/arm/mach-omap2/prm44xx.c
@@ -18,13 +18,14 @@
 #include <linux/err.h>
 #include <linux/io.h>
 #include <linux/of_irq.h>
-
+#include <linux/of.h>
 
 #include "soc.h"
 #include "iomap.h"
 #include "common.h"
 #include "vp.h"
 #include "prm44xx.h"
+#include "prcm43xx.h"
 #include "prm-regbits-44xx.h"
 #include "prcm44xx.h"
 #include "prminst44xx.h"
@@ -720,6 +721,15 @@ int __init omap44xx_prm_init(const struct omap_prcm_init_data *data)
 
 	omap4_prminst_set_prm_dev_inst(data->device_inst_offset);
 
+	/* Add AM437X specific differences */
+	if (of_device_is_compatible(data->np, "ti,am4-prcm")) {
+		omap4_prcm_irq_setup.nr_irqs = 1;
+		omap4_prcm_irq_setup.nr_regs = 1;
+		omap4_prcm_irq_setup.pm_ctrl = AM43XX_PRM_IO_PMCTRL_OFFSET;
+		omap4_prcm_irq_setup.ack = AM43XX_PRM_IRQSTATUS_MPU_OFFSET;
+		omap4_prcm_irq_setup.mask = AM43XX_PRM_IRQENABLE_MPU_OFFSET;
+	}
+
 	return prm_register(&omap44xx_prm_ll_data);
 }
 
-- 
1.9.1

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