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authorMax Filippov <jcmvbkbc@gmail.com>2013-09-08 06:58:38 +0400
committerMax Filippov <jcmvbkbc@gmail.com>2015-04-13 09:34:37 +0300
commite0bf6c5ca2d3281f231c5f0c9bf145e9513644de (patch)
treee651b3d476f8683edc80f18c5e388376d2028a2e
parentb67c961cb86c2e296742c4e86096effb1f2c6ab8 (diff)
downloadlinux-e0bf6c5ca2d3281f231c5f0c9bf145e9513644de.tar.bz2
xtensa: xtfpga: add CY7C67300 USB controller support
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
-rw-r--r--arch/xtensa/platforms/xtfpga/include/platform/hardware.h3
-rw-r--r--arch/xtensa/platforms/xtfpga/setup.c34
2 files changed, 37 insertions, 0 deletions
diff --git a/arch/xtensa/platforms/xtfpga/include/platform/hardware.h b/arch/xtensa/platforms/xtfpga/include/platform/hardware.h
index 6edd20bb4565..4dc670850213 100644
--- a/arch/xtensa/platforms/xtfpga/include/platform/hardware.h
+++ b/arch/xtensa/platforms/xtfpga/include/platform/hardware.h
@@ -62,4 +62,7 @@
/* 5*rx buffs + 5*tx buffs */
#define OETH_SRAMBUFF_SIZE (5 * 0x600 + 5 * 0x600)
+#define C67X00_PADDR (XCHAL_KIO_PADDR + 0x0D0D0000)
+#define C67X00_SIZE 0x10
+#define C67X00_IRQ 5
#endif /* __XTENSA_XTAVNET_HARDWARE_H */
diff --git a/arch/xtensa/platforms/xtfpga/setup.c b/arch/xtensa/platforms/xtfpga/setup.c
index 57fd08b36f51..b4cf70e535ab 100644
--- a/arch/xtensa/platforms/xtfpga/setup.c
+++ b/arch/xtensa/platforms/xtfpga/setup.c
@@ -189,6 +189,7 @@ void __init platform_calibrate_ccount(void)
#include <linux/serial_8250.h>
#include <linux/if.h>
#include <net/ethoc.h>
+#include <linux/usb/c67x00.h>
/*----------------------------------------------------------------------------
* Ethernet -- OpenCores Ethernet MAC (ethoc driver)
@@ -233,6 +234,38 @@ static struct platform_device ethoc_device = {
};
/*----------------------------------------------------------------------------
+ * USB Host/Device -- Cypress CY7C67300
+ */
+
+static struct resource c67x00_res[] = {
+ [0] = { /* register space */
+ .start = C67X00_PADDR,
+ .end = C67X00_PADDR + C67X00_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = { /* IRQ number */
+ .start = C67X00_IRQ,
+ .end = C67X00_IRQ,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct c67x00_platform_data c67x00_pdata = {
+ .sie_config = C67X00_SIE1_HOST | C67X00_SIE2_UNUSED,
+ .hpi_regstep = 4,
+};
+
+static struct platform_device c67x00_device = {
+ .name = "c67x00",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(c67x00_res),
+ .resource = c67x00_res,
+ .dev = {
+ .platform_data = &c67x00_pdata,
+ },
+};
+
+/*----------------------------------------------------------------------------
* UART
*/
@@ -268,6 +301,7 @@ static struct platform_device xtavnet_uart = {
/* platform devices */
static struct platform_device *platform_devices[] __initdata = {
&ethoc_device,
+ &c67x00_device,
&xtavnet_uart,
};