usb: musb: jz4740: Constify jz4740_musb_pdata struct

By moving around the jz4740_musb_pdata structure, we can have the
.platform_ops field initialized, so that we don't have to initialize it
manually in the probe function. Therefore, the struct can be const now.
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Signed-off-by: Bin Liu <b-liu@ti.com>
Link: https://lore.kernel.org/r/20200115132547.364-14-b-liu@ti.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/musb/jz4740.c

@@ -66,11 +66,6 @@ static const struct musb_hdrc_config jz4740_musb_config = {
 	.fifo_cfg_size = ARRAY_SIZE(jz4740_musb_fifo_cfg),
 };
 
-static struct musb_hdrc_platform_data jz4740_musb_platform_data = {
-	.mode   = MUSB_PERIPHERAL,
-	.config = &jz4740_musb_config,
-};
-
 static int jz4740_musb_init(struct musb *musb)
 {
 	struct device *dev = musb->controller->parent;
@@ -107,10 +102,16 @@ static const struct musb_platform_ops jz4740_musb_ops = {
 	.init		= jz4740_musb_init,
 };
 
+static const struct musb_hdrc_platform_data jz4740_musb_pdata = {
+	.mode		= MUSB_PERIPHERAL,
+	.config		= &jz4740_musb_config,
+	.platform_ops	= &jz4740_musb_ops,
+};
+
 static int jz4740_probe(struct platform_device *pdev)
 {
 	struct device			*dev = &pdev->dev;
-	struct musb_hdrc_platform_data	*pdata = &jz4740_musb_platform_data;
+	const struct musb_hdrc_platform_data *pdata = &jz4740_musb_pdata;
 	struct platform_device		*musb;
 	struct jz4740_glue		*glue;
 	struct clk                      *clk;
@@ -144,8 +145,6 @@ static int jz4740_probe(struct platform_device *pdev)
 	glue->musb			= musb;
 	glue->clk			= clk;
 
-	pdata->platform_ops		= &jz4740_musb_ops;
-
 	platform_set_drvdata(pdev, glue);
 
 	ret = platform_device_add_resources(musb, pdev->resource,