diff options
| -rw-r--r-- | arch/arm/mach-shmobile/board-mackerel.c | 69 |
1 files changed, 68 insertions, 1 deletions
diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c index e6407cc..f9418e7 100644 --- a/arch/arm/mach-shmobile/board-mackerel.c +++ b/arch/arm/mach-shmobile/board-mackerel.c @@ -33,6 +33,7 @@ #include <linux/mtd/partitions.h> #include <linux/mtd/physmap.h> #include <linux/smsc911x.h> +#include <linux/usb/r8a66597.h> #include <video/sh_mobile_lcdc.h> @@ -114,8 +115,22 @@ * IRQ9 | ICR2A.IRQ9SA=0010 | KEY(TCA6408) | Low * IRQ21 | ICR4A.IRQ21SA=0011 | Sensor(ADXL345) | High * IRQ22 | ICR4A.IRQ22SA=0011 | Sensor(AK8975) | High + */ -*/ +/* + * USB + * + * USB0 : CN22 : Function + * USB1 : CN31 : Function/Host *1 + * + * J30 (for CN31) *1 + * ----------+---------------+------------- + * 1-2 short | VBUS 5V | Host + * open | external VBUS | Function + * + * *1 + * CN31 is used as Host in Linux. + */ /* MTD */ static struct mtd_partition nor_flash_partitions[] = { @@ -254,10 +269,51 @@ static struct platform_device lcdc_device = { }, }; +/* USB1 (Host) */ +static void usb1_host_port_power(int port, int power) +{ + if (!power) /* only power-on is supported for now */ + return; + + /* set VBOUT/PWEN and EXTLP1 in DVSTCTR */ + __raw_writew(__raw_readw(0xE68B0008) | 0x600, 0xE68B0008); +} + +static struct r8a66597_platdata usb1_host_data = { + .on_chip = 1, + .port_power = usb1_host_port_power, +}; + +static struct resource usb1_host_resources[] = { + [0] = { + .name = "USBHS", + .start = 0xE68B0000, + .end = 0xE68B00E6 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = evt2irq(0x1ce0) /* USB1_USB1I0 */, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device usb1_host_device = { + .name = "r8a66597_hcd", + .id = 1, + .dev = { + .dma_mask = NULL, /* not use dma */ + .coherent_dma_mask = 0xffffffff, + .platform_data = &usb1_host_data, + }, + .num_resources = ARRAY_SIZE(usb1_host_resources), + .resource = usb1_host_resources, +}; + static struct platform_device *mackerel_devices[] __initdata = { &nor_flash_device, &smc911x_device, &lcdc_device, + &usb1_host_device, }; static struct map_desc mackerel_io_desc[] __initdata = { @@ -327,6 +383,17 @@ static void __init mackerel_init(void) gpio_request(GPIO_PORT151, NULL); /* LCDDON */ gpio_direction_output(GPIO_PORT151, 1); + /* USB enable */ + gpio_request(GPIO_FN_VBUS0_1, NULL); + gpio_request(GPIO_FN_IDIN_1_18, NULL); + gpio_request(GPIO_FN_PWEN_1_115, NULL); + gpio_request(GPIO_FN_OVCN_1_114, NULL); + gpio_request(GPIO_FN_EXTLP_1, NULL); + gpio_request(GPIO_FN_OVCN2_1, NULL); + + /* setup USB phy */ + __raw_writew(0x8a0a, 0xE6058130); /* USBCR2 */ + sh7372_add_standard_devices(); |
