ARM: OMAP4+: PRM: Add AM437x specific data

The register offsets for some of the PRM Registers are different
hence populating the differing fields. This is needed to support
IO wake up feature for am437x family.

Signed-off-by: Keerthy <j-keerthy@ti.com>
Reviewed-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>

diff --git a/arch/arm/mach-omap2/prm44xx.c b/arch/arm/mach-omap2/prm44xx.c
index e6262d39030ac5f34f1124c412325ede17be06c1..30768003f8543b4b9080db78c91ea9a3f919a38a 100644 (file)
--- 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"
@@ -722,6 +723,15 @@ 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);
 }