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author | Haavard Skinnemoen <hskinnemoen@atmel.com> | 2007-06-14 17:37:31 +0200 |
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committer | Haavard Skinnemoen <hskinnemoen@atmel.com> | 2007-10-11 11:40:27 +0200 |
commit | 6fcf0615117dcfa126083f2163c4dcea3098bbe3 (patch) | |
tree | 191a1e9968f8cefea53b1e18fd0e5e586cbaa07d /arch/avr32/mach-at32ap | |
parent | 7808fa4853728a776d7e76d68fb406f515a4119c (diff) | |
download | linux-stable-6fcf0615117dcfa126083f2163c4dcea3098bbe3.tar.gz linux-stable-6fcf0615117dcfa126083f2163c4dcea3098bbe3.tar.bz2 linux-stable-6fcf0615117dcfa126083f2163c4dcea3098bbe3.zip |
[AVR32] Wire up USBA device
Implement at32_add_device_usba() and use it to wire up the USBA device
on ATSTK1000 and ATNGW100.
Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
Diffstat (limited to 'arch/avr32/mach-at32ap')
-rw-r--r-- | arch/avr32/mach-at32ap/at32ap7000.c | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/arch/avr32/mach-at32ap/at32ap7000.c b/arch/avr32/mach-at32ap/at32ap7000.c index 373242aab976..f6d154ca4d24 100644 --- a/arch/avr32/mach-at32ap/at32ap7000.c +++ b/arch/avr32/mach-at32ap/at32ap7000.c @@ -1162,6 +1162,72 @@ at32_add_device_ssc(unsigned int id, unsigned int flags) } /* -------------------------------------------------------------------- + * USB Device Controller + * -------------------------------------------------------------------- */ +static struct resource usba0_resource[] __initdata = { + { + .start = 0xff300000, + .end = 0xff3fffff, + .flags = IORESOURCE_MEM, + }, { + .start = 0xfff03000, + .end = 0xfff033ff, + .flags = IORESOURCE_MEM, + }, + IRQ(31), +}; +static struct clk usba0_pclk = { + .name = "pclk", + .parent = &pbb_clk, + .mode = pbb_clk_mode, + .get_rate = pbb_clk_get_rate, + .index = 12, +}; +static struct clk usba0_hclk = { + .name = "hclk", + .parent = &hsb_clk, + .mode = hsb_clk_mode, + .get_rate = hsb_clk_get_rate, + .index = 6, +}; + +struct platform_device *__init +at32_add_device_usba(unsigned int id, struct usba_platform_data *data) +{ + struct platform_device *pdev; + + if (id != 0) + return NULL; + + pdev = platform_device_alloc("atmel_usba_udc", 0); + if (!pdev) + return NULL; + + if (platform_device_add_resources(pdev, usba0_resource, + ARRAY_SIZE(usba0_resource))) + goto out_free_pdev; + + if (data) { + if (platform_device_add_data(pdev, data, sizeof(*data))) + goto out_free_pdev; + + if (data->vbus_pin != GPIO_PIN_NONE) + at32_select_gpio(data->vbus_pin, 0); + } + + usba0_pclk.dev = &pdev->dev; + usba0_hclk.dev = &pdev->dev; + + platform_device_add(pdev); + + return pdev; + +out_free_pdev: + platform_device_put(pdev); + return NULL; +} + +/* -------------------------------------------------------------------- * GCLK * -------------------------------------------------------------------- */ static struct clk gclk0 = { @@ -1246,6 +1312,8 @@ struct clk *at32_clock_list[] = { &ssc0_pclk, &ssc1_pclk, &ssc2_pclk, + &usba0_hclk, + &usba0_pclk, &gclk0, &gclk1, &gclk2, |