MIPS: BCM63XX: add HSSPI platform device and register it

Signed-off-by: Jonas Gorski <jogo@openwrt.org>
Signed-off-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/6180/

3 files changed, 52 insertions, 2 deletions

diff --git a/arch/mips/bcm63xx/Makefile b/arch/mips/bcm63xx/Makefile
index ac2807397c1c..9019f54aee69 100644
--- a/arch/mips/bcm63xx/Makefile
+++ b/arch/mips/bcm63xx/Makefile
@@ -1,7 +1,7 @@
 obj-y           += clk.o cpu.o cs.o gpio.o irq.o nvram.o prom.o reset.o \
                    setup.o timer.o dev-dsp.o dev-enet.o dev-flash.o \
-                   dev-pcmcia.o dev-rng.o dev-spi.o dev-uart.o dev-wdt.o \
-                   dev-usb-usbd.o
+                   dev-pcmcia.o dev-rng.o dev-spi.o dev-hsspi.o dev-uart.o \
+                   dev-wdt.o dev-usb-usbd.o
 obj-$(CONFIG_EARLY_PRINTK)      += early_printk.o
 
 obj-y           += boards/
diff --git a/arch/mips/bcm63xx/boards/board_bcm963xx.c b/arch/mips/bcm63xx/boards/board_bcm963xx.c
index 5b974eb125fc..33727e7f0c79 100644
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -23,6 +23,7 @@
 #include <bcm63xx_dev_enet.h>
 #include <bcm63xx_dev_dsp.h>
 #include <bcm63xx_dev_flash.h>
+#include <bcm63xx_dev_hsspi.h>
 #include <bcm63xx_dev_pcmcia.h>
 #include <bcm63xx_dev_spi.h>
 #include <bcm63xx_dev_usb_usbd.h>
@@ -915,6 +916,8 @@ int __init board_register_devices(void)
 
         bcm63xx_spi_register();
 
+        bcm63xx_hsspi_register();
+
         bcm63xx_flash_register();
 
         bcm63xx_led_data.num_leds = ARRAY_SIZE(board.leds);
diff --git a/arch/mips/bcm63xx/dev-hsspi.c b/arch/mips/bcm63xx/dev-hsspi.c
new file mode 100644
index 000000000000..696abc48e3c8
--- /dev/null
+++ b/arch/mips/bcm63xx/dev-hsspi.c
@@ -0,0 +1,47 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2012 Jonas Gorski <jonas.gorski@gmail.com>
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+
+#include <bcm63xx_cpu.h>
+#include <bcm63xx_dev_hsspi.h>
+#include <bcm63xx_regs.h>
+
+static struct resource spi_resources[] = {
+        {
+                .start          = -1, /* filled at runtime */
+                .end            = -1, /* filled at runtime */
+                .flags          = IORESOURCE_MEM,
+        },
+        {
+                .start          = -1, /* filled at runtime */
+                .flags          = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device bcm63xx_hsspi_device = {
+        .name           = "bcm63xx-hsspi",
+        .id             = 0,
+        .num_resources  = ARRAY_SIZE(spi_resources),
+        .resource       = spi_resources,
+};
+
+int __init bcm63xx_hsspi_register(void)
+{
+        if (!BCMCPU_IS_6328() && !BCMCPU_IS_6362())
+                return -ENODEV;
+
+        spi_resources[0].start = bcm63xx_regset_address(RSET_HSSPI);
+        spi_resources[0].end = spi_resources[0].start;
+        spi_resources[0].end += RSET_HSSPI_SIZE - 1;
+        spi_resources[1].start = bcm63xx_get_irq_number(IRQ_HSSPI);
+
+        return platform_device_register(&bcm63xx_hsspi_device);
+}