ARM: shmobile: r8a7778: add support HSPI driver

Add a platform device for the r8a7778 HSPI.
Signed-off-by: Yusuke Goda <yusuke.goda.sx@renesas.com>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm/mach-shmobile/include/mach/r8a7778.h

@@ -25,6 +25,7 @@ extern void r8a7778_add_standard_devices(void);
 extern void r8a7778_add_standard_devices_dt(void);
 extern void r8a7778_add_ether_device(struct sh_eth_plat_data *pdata);
 extern void r8a7778_add_i2c_device(int id);
+extern void r8a7778_add_hspi_device(int id);
 
 extern void r8a7778_init_delay(void);
 extern void r8a7778_init_irq(void);

arch/arm/mach-shmobile/setup-r8a7778.c

@@ -151,6 +151,29 @@ void __init r8a7778_add_i2c_device(int id)
 		i2c_resources + (2 * id), 2);
 }
 
+/* HSPI */
+static struct resource hspi_resources[] __initdata = {
+	/* HSPI0 */
+	DEFINE_RES_MEM(0xfffc7000, 0x18),
+	DEFINE_RES_IRQ(gic_iid(0x5f)),
+	/* HSPI1 */
+	DEFINE_RES_MEM(0xfffc8000, 0x18),
+	DEFINE_RES_IRQ(gic_iid(0x74)),
+	/* HSPI2 */
+	DEFINE_RES_MEM(0xfffc6000, 0x18),
+	DEFINE_RES_IRQ(gic_iid(0x75)),
+};
+
+void __init r8a7778_add_hspi_device(int id)
+{
+	BUG_ON(id < 0 || id > 2);
+
+	platform_device_register_simple(
+		"sh-hspi", id,
+		hspi_resources + (2 * id), 2);
+}
+
+
 void __init r8a7778_add_standard_devices(void)
 {
 	int i;