sh-pfc: Support pinmux info in driver data instead of platform data

Pinmux information should be provided by the pinmux driver, not arch
code. Make it possible to do so by supporting pinmux information passed
through the driver_data field in the platform ID table. Platform data
will remain supported until all arch code has been converted.

Rename the sh_pfc_platform_data structure to sh_pfc_soc_info to reflect
this.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Paul Mundt <lethal@linux-sh.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
diff --git a/drivers/pinctrl/sh-pfc/core.c b/drivers/pinctrl/sh-pfc/core.c
index 8e7818b..95cd10f 100644
--- a/drivers/pinctrl/sh-pfc/core.c
+++ b/drivers/pinctrl/sh-pfc/core.c
@@ -213,9 +213,9 @@
 	data &= mask;
 	data |= value;
 
-	if (pfc->pdata->unlock_reg)
+	if (pfc->info->unlock_reg)
 		sh_pfc_write_raw_reg(
-			sh_pfc_phys_to_virt(pfc, pfc->pdata->unlock_reg), 32,
+			sh_pfc_phys_to_virt(pfc, pfc->info->unlock_reg), 32,
 			~data);
 
 	sh_pfc_write_raw_reg(mapped_reg, crp->reg_width, data);
@@ -223,16 +223,16 @@
 
 static int sh_pfc_setup_data_reg(struct sh_pfc *pfc, unsigned gpio)
 {
-	struct pinmux_gpio *gpiop = &pfc->pdata->gpios[gpio];
+	struct pinmux_gpio *gpiop = &pfc->info->gpios[gpio];
 	struct pinmux_data_reg *data_reg;
 	int k, n;
 
-	if (!sh_pfc_enum_in_range(gpiop->enum_id, &pfc->pdata->data))
+	if (!sh_pfc_enum_in_range(gpiop->enum_id, &pfc->info->data))
 		return -1;
 
 	k = 0;
 	while (1) {
-		data_reg = pfc->pdata->data_regs + k;
+		data_reg = pfc->info->data_regs + k;
 
 		if (!data_reg->reg_width)
 			break;
@@ -261,12 +261,12 @@
 	struct pinmux_data_reg *drp;
 	int k;
 
-	for (k = pfc->pdata->first_gpio; k <= pfc->pdata->last_gpio; k++)
+	for (k = pfc->info->first_gpio; k <= pfc->info->last_gpio; k++)
 		sh_pfc_setup_data_reg(pfc, k);
 
 	k = 0;
 	while (1) {
-		drp = pfc->pdata->data_regs + k;
+		drp = pfc->info->data_regs + k;
 
 		if (!drp->reg_width)
 			break;
@@ -280,15 +280,15 @@
 int sh_pfc_get_data_reg(struct sh_pfc *pfc, unsigned gpio,
 			struct pinmux_data_reg **drp, int *bitp)
 {
-	struct pinmux_gpio *gpiop = &pfc->pdata->gpios[gpio];
+	struct pinmux_gpio *gpiop = &pfc->info->gpios[gpio];
 	int k, n;
 
-	if (!sh_pfc_enum_in_range(gpiop->enum_id, &pfc->pdata->data))
+	if (!sh_pfc_enum_in_range(gpiop->enum_id, &pfc->info->data))
 		return -1;
 
 	k = (gpiop->flags & PINMUX_FLAG_DREG) >> PINMUX_FLAG_DREG_SHIFT;
 	n = (gpiop->flags & PINMUX_FLAG_DBIT) >> PINMUX_FLAG_DBIT_SHIFT;
-	*drp = pfc->pdata->data_regs + k;
+	*drp = pfc->info->data_regs + k;
 	*bitp = n;
 	return 0;
 }
@@ -303,7 +303,7 @@
 
 	k = 0;
 	while (1) {
-		config_reg = pfc->pdata->cfg_regs + k;
+		config_reg = pfc->info->cfg_regs + k;
 
 		r_width = config_reg->reg_width;
 		f_width = config_reg->field_width;
@@ -341,12 +341,12 @@
 int sh_pfc_gpio_to_enum(struct sh_pfc *pfc, unsigned gpio, int pos,
 			pinmux_enum_t *enum_idp)
 {
-	pinmux_enum_t enum_id = pfc->pdata->gpios[gpio].enum_id;
-	pinmux_enum_t *data = pfc->pdata->gpio_data;
+	pinmux_enum_t enum_id = pfc->info->gpios[gpio].enum_id;
+	pinmux_enum_t *data = pfc->info->gpio_data;
 	int k;
 
-	if (!sh_pfc_enum_in_range(enum_id, &pfc->pdata->data)) {
-		if (!sh_pfc_enum_in_range(enum_id, &pfc->pdata->mark)) {
+	if (!sh_pfc_enum_in_range(enum_id, &pfc->info->data)) {
+		if (!sh_pfc_enum_in_range(enum_id, &pfc->info->mark)) {
 			pr_err("non data/mark enum_id for gpio %d\n", gpio);
 			return -1;
 		}
@@ -357,7 +357,7 @@
 		return pos + 1;
 	}
 
-	for (k = 0; k < pfc->pdata->gpio_data_size; k++) {
+	for (k = 0; k < pfc->info->gpio_data_size; k++) {
 		if (data[k] == enum_id) {
 			*enum_idp = data[k + 1];
 			return k + 1;
@@ -384,19 +384,19 @@
 		break;
 
 	case PINMUX_TYPE_OUTPUT:
-		range = &pfc->pdata->output;
+		range = &pfc->info->output;
 		break;
 
 	case PINMUX_TYPE_INPUT:
-		range = &pfc->pdata->input;
+		range = &pfc->info->input;
 		break;
 
 	case PINMUX_TYPE_INPUT_PULLUP:
-		range = &pfc->pdata->input_pu;
+		range = &pfc->info->input_pu;
 		break;
 
 	case PINMUX_TYPE_INPUT_PULLDOWN:
-		range = &pfc->pdata->input_pd;
+		range = &pfc->info->input_pd;
 		break;
 
 	default:
@@ -416,7 +416,7 @@
 			break;
 
 		/* first check if this is a function enum */
-		in_range = sh_pfc_enum_in_range(enum_id, &pfc->pdata->function);
+		in_range = sh_pfc_enum_in_range(enum_id, &pfc->info->function);
 		if (!in_range) {
 			/* not a function enum */
 			if (range) {
@@ -482,7 +482,7 @@
 
 static int sh_pfc_probe(struct platform_device *pdev)
 {
-	struct sh_pfc_platform_data *pdata = pdev->dev.platform_data;
+	struct sh_pfc_soc_info *info;
 	struct sh_pfc *pfc;
 	int ret;
 
@@ -491,14 +491,16 @@
 	 */
 	BUILD_BUG_ON(PINMUX_FLAG_TYPE > ((1 << PINMUX_FLAG_DBIT_SHIFT) - 1));
 
-	if (pdata == NULL)
+	info = pdev->id_entry->driver_data
+	      ? (void *)pdev->id_entry->driver_data : pdev->dev.platform_data;
+	if (info == NULL)
 		return -ENODEV;
 
 	pfc = devm_kzalloc(&pdev->dev, sizeof(pfc), GFP_KERNEL);
 	if (pfc == NULL)
 		return -ENOMEM;
 
-	pfc->pdata = pdata;
+	pfc->info = info;
 	pfc->dev = &pdev->dev;
 
 	ret = sh_pfc_ioremap(pfc, pdev);
@@ -534,7 +536,7 @@
 
 	platform_set_drvdata(pdev, pfc);
 
-	pr_info("%s support registered\n", pdata->name);
+	pr_info("%s support registered\n", info->name);
 
 	return 0;
 }