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author | Kuninori Morimoto <morimoto.kuninori@renesas.com> | 2009-10-28 06:31:57 +0000 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2009-10-28 16:07:19 +0900 |
commit | 3714a9a026bba09a58e7cf06e0c23c67da6841c2 (patch) | |
tree | 086b57aa030eb040479979e7de6030b4163bba7f /arch/sh | |
parent | 5b380ec11d198a07aa6bf3a9e851531e91bf4234 (diff) | |
download | linux-3.10-3714a9a026bba09a58e7cf06e0c23c67da6841c2.tar.gz linux-3.10-3714a9a026bba09a58e7cf06e0c23c67da6841c2.tar.bz2 linux-3.10-3714a9a026bba09a58e7cf06e0c23c67da6841c2.zip |
sh: mach-ecovec24: Add USB1 gadget support
USB1 can change to host/function by checking PTB3.
This patch add USB1 gadget support and check PTB3 when boot,
and change name to usb1_common_XXX from usb1_host_XXX.
Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh')
-rw-r--r-- | arch/sh/boards/mach-ecovec24/setup.c | 38 |
1 files changed, 17 insertions, 21 deletions
diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c index da851a3b714..c3d05e5be2e 100644 --- a/arch/sh/boards/mach-ecovec24/setup.c +++ b/arch/sh/boards/mach-ecovec24/setup.c @@ -188,30 +188,18 @@ static struct platform_device usb0_host_device = { .resource = usb0_host_resources, }; -/* - * USB1 - * - * CN5 can use both host/function, - * and we can determine it by checking PTB[3] - * - * This time only USB1 host is supported. - */ +/* USB1 host/function */ void usb1_port_power(int port, int power) { - if (!gpio_get_value(GPIO_PTB3)) { - printk(KERN_ERR "USB1 function is not supported\n"); - return; - } - gpio_set_value(GPIO_PTB5, power); } -static struct r8a66597_platdata usb1_host_data = { +static struct r8a66597_platdata usb1_common_data = { .on_chip = 1, .port_power = usb1_port_power, }; -static struct resource usb1_host_resources[] = { +static struct resource usb1_common_resources[] = { [0] = { .start = 0xa4d90000, .end = 0xa4d90124 - 1, @@ -224,16 +212,16 @@ static struct resource usb1_host_resources[] = { }, }; -static struct platform_device usb1_host_device = { - .name = "r8a66597_hcd", +static struct platform_device usb1_common_device = { + /* .name will be added in arch_setup */ .id = 1, .dev = { .dma_mask = NULL, /* not use dma */ .coherent_dma_mask = 0xffffffff, - .platform_data = &usb1_host_data, + .platform_data = &usb1_common_data, }, - .num_resources = ARRAY_SIZE(usb1_host_resources), - .resource = usb1_host_resources, + .num_resources = ARRAY_SIZE(usb1_common_resources), + .resource = usb1_common_resources, }; /* LCDC */ @@ -484,7 +472,7 @@ static struct platform_device *ecovec_devices[] __initdata = { &nor_flash_device, &sh_eth_device, &usb0_host_device, - &usb1_host_device, /* USB1 host support */ + &usb1_common_device, &lcdc_device, &ceu0_device, &ceu1_device, @@ -589,6 +577,14 @@ static int __init arch_setup(void) ctrl_outw(0x0600, 0xa40501d4); ctrl_outw(0x0600, 0xa4050192); + if (gpio_get_value(GPIO_PTB3)) { + printk(KERN_INFO "USB1 function is selected\n"); + usb1_common_device.name = "r8a66597_udc"; + } else { + printk(KERN_INFO "USB1 host is selected\n"); + usb1_common_device.name = "r8a66597_hcd"; + } + /* enable LCDC */ gpio_request(GPIO_FN_LCDD23, NULL); gpio_request(GPIO_FN_LCDD22, NULL); |