diff --git a/arch/arm/mach-davinci/cp_intc.c b/arch/arm/mach-davinci/cp_intc.c
index 1a68d2477de6..94085d21018e 100644
--- a/arch/arm/mach-davinci/cp_intc.c
+++ b/arch/arm/mach-davinci/cp_intc.c
@@ -12,6 +12,7 @@
 #include <linux/export.h>
 #include <linux/init.h>
 #include <linux/irq.h>
+#include <linux/irqchip.h>
 #include <linux/irqdomain.h>
 #include <linux/io.h>
 #include <linux/of.h>
@@ -210,3 +211,5 @@ void __init cp_intc_init(void)
 {
 	cp_intc_of_init(NULL, NULL);
 }
+
+IRQCHIP_DECLARE(cp_intc, "ti,cp-intc", cp_intc_of_init);
diff --git a/arch/arm/mach-davinci/da8xx-dt.c b/arch/arm/mach-davinci/da8xx-dt.c
index c4b5808ca7c1..fac6d43e7fdb 100644
--- a/arch/arm/mach-davinci/da8xx-dt.c
+++ b/arch/arm/mach-davinci/da8xx-dt.c
@@ -18,18 +18,6 @@
 #include "cp_intc.h"
 #include <mach/da8xx.h>
 
-#define DA8XX_NUM_UARTS	3
-
-static const struct of_device_id const da8xx_irq_match[] __initconst = {
-	{ .compatible = "ti,cp-intc", .data = cp_intc_of_init, },
-	{ }
-};
-
-static void __init da8xx_init_irq(void)
-{
-	of_irq_init(da8xx_irq_match);
-}
-
 static struct of_dev_auxdata da850_auxdata_lookup[] __initdata = {
 	OF_DEV_AUXDATA("ti,davinci-i2c", 0x01c22000, "i2c_davinci.1", NULL),
 	OF_DEV_AUXDATA("ti,davinci-wdt", 0x01c21000, "davinci-wdt", NULL),
@@ -54,9 +42,7 @@ static struct of_dev_auxdata da850_auxdata_lookup[] __initdata = {
 
 static void __init da850_init_machine(void)
 {
-	of_platform_populate(NULL, of_default_bus_match_table,
-			     da850_auxdata_lookup, NULL);
-
+	of_platform_default_populate(NULL, da850_auxdata_lookup, NULL);
 }
 
 static const char *const da850_boards_compat[] __initconst = {
@@ -68,7 +54,6 @@ static const char *const da850_boards_compat[] __initconst = {
 
 DT_MACHINE_START(DA850_DT, "Generic DA850/OMAP-L138/AM18x")
 	.map_io		= da850_init,
-	.init_irq	= da8xx_init_irq,
 	.init_time	= davinci_timer_init,
 	.init_machine	= da850_init_machine,
 	.dt_compat	= da850_boards_compat,
diff --git a/arch/arm/mach-davinci/usb.c b/arch/arm/mach-davinci/usb.c
index b0a6b522575f..6ed5a54ae74d 100644
--- a/arch/arm/mach-davinci/usb.c
+++ b/arch/arm/mach-davinci/usb.c
@@ -19,27 +19,11 @@
 #define DA8XX_USB1_BASE 	0x01e25000
 
 #if IS_ENABLED(CONFIG_USB_MUSB_HDRC)
-static struct musb_hdrc_eps_bits musb_eps[] = {
-	{ "ep1_tx", 8, },
-	{ "ep1_rx", 8, },
-	{ "ep2_tx", 8, },
-	{ "ep2_rx", 8, },
-	{ "ep3_tx", 5, },
-	{ "ep3_rx", 5, },
-	{ "ep4_tx", 5, },
-	{ "ep4_rx", 5, },
-};
-
 static struct musb_hdrc_config musb_config = {
 	.multipoint	= true,
-	.dyn_fifo	= true,
-	.soft_con	= true,
-	.dma		= true,
 
 	.num_eps	= 5,
-	.dma_channels	= 8,
 	.ram_bits	= 10,
-	.eps_bits	= musb_eps,
 };
 
 static struct musb_hdrc_platform_data usb_data = {