ARM: shmobile: marzen: add HSPI support

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms@verge.net.au>

diff --git a/arch/arm/configs/marzen_defconfig b/arch/arm/configs/marzen_defconfig
index 53382b6..5b8215f 100644 (file)
--- a/arch/arm/configs/marzen_defconfig
+++ b/arch/arm/configs/marzen_defconfig
@@ -69,6 +69,10 @@ CONFIG_SERIAL_SH_SCI=y
 CONFIG_SERIAL_SH_SCI_NR_UARTS=6
 CONFIG_SERIAL_SH_SCI_CONSOLE=y
 # CONFIG_HW_RANDOM is not set
+CONFIG_I2C=y
+CONFIG_I2C_RCAR=y
+CONFIG_SPI=y
+CONFIG_SPI_SH_HSPI=y
 CONFIG_GPIO_SYSFS=y
 # CONFIG_HWMON is not set
 CONFIG_THERMAL=y

diff --git a/arch/arm/mach-shmobile/board-marzen.c b/arch/arm/mach-shmobile/board-marzen.c
index b8a7525..69f7f46 100644 (file)
--- a/arch/arm/mach-shmobile/board-marzen.c
+++ b/arch/arm/mach-shmobile/board-marzen.c
@@ -30,6 +30,8 @@
 #include <linux/regulator/fixed.h>
 #include <linux/regulator/machine.h>
 #include <linux/smsc911x.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/sh_hspi.h>
 #include <linux/mmc/sh_mobile_sdhi.h>
 #include <linux/mfd/tmio.h>
 #include <mach/hardware.h>
@@ -126,10 +128,27 @@ static struct platform_device thermal_device = {
        .num_resources  = ARRAY_SIZE(thermal_resources),
 };
 
+/* HSPI */
+static struct resource hspi_resources[] = {
+       [0] = {
+               .start          = 0xFFFC7000,
+               .end            = 0xFFFC7018 - 1,
+               .flags          = IORESOURCE_MEM,
+       },
+};
+
+static struct platform_device hspi_device = {
+       .name   = "sh-hspi",
+       .id     = 0,
+       .resource       = hspi_resources,
+       .num_resources  = ARRAY_SIZE(hspi_resources),
+};
+
 static struct platform_device *marzen_devices[] __initdata = {
        &eth_device,
        &sdhi0_device,
        &thermal_device,
+       &hspi_device,
 };
 
 static void __init marzen_init(void)
@@ -163,6 +182,12 @@ static void __init marzen_init(void)
        gpio_request(GPIO_FN_SD0_CD, NULL);
        gpio_request(GPIO_FN_SD0_WP, NULL);
 
+       /* HSPI 0 */
+       gpio_request(GPIO_FN_HSPI_CLK0, NULL);
+       gpio_request(GPIO_FN_HSPI_CS0,  NULL);
+       gpio_request(GPIO_FN_HSPI_TX0,  NULL);
+       gpio_request(GPIO_FN_HSPI_RX0,  NULL);
+
        r8a7779_add_standard_devices();
        platform_add_devices(marzen_devices, ARRAY_SIZE(marzen_devices));
 }