From: Haavard Skinnemoen Date: Thu, 14 Jun 2007 15:37:31 +0000 (+0200) Subject: [AVR32] Wire up USBA device X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=6fcf0615117dcfa126083f2163c4dcea3098bbe3;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git [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 --- diff --git a/arch/avr32/boards/atngw100/setup.c b/arch/avr32/boards/atngw100/setup.c index ef801563bbf5..6e180f435253 100644 --- a/arch/avr32/boards/atngw100/setup.c +++ b/arch/avr32/boards/atngw100/setup.c @@ -154,6 +154,7 @@ static int __init atngw100_init(void) set_hw_addr(at32_add_device_eth(1, ð_data[1])); at32_add_device_spi(0, spi0_board_info, ARRAY_SIZE(spi0_board_info)); + at32_add_device_usba(0, NULL); for (i = 0; i < ARRAY_SIZE(ngw_leds); i++) { at32_select_gpio(ngw_leds[i].gpio, diff --git a/arch/avr32/boards/atstk1000/atstk1002.c b/arch/avr32/boards/atstk1000/atstk1002.c index c9981b731efa..6b9e466104ad 100644 --- a/arch/avr32/boards/atstk1000/atstk1002.c +++ b/arch/avr32/boards/atstk1000/atstk1002.c @@ -241,6 +241,7 @@ static int __init atstk1002_init(void) at32_add_device_lcdc(0, &atstk1000_lcdc_data, fbmem_start, fbmem_size); #endif + at32_add_device_usba(0, NULL); #ifndef CONFIG_BOARD_ATSTK1002_SW3_CUSTOM at32_add_device_ssc(0, ATMEL_SSC_TX); #endif 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 @@ -1161,6 +1161,72 @@ at32_add_device_ssc(unsigned int id, unsigned int flags) return pdev; } +/* -------------------------------------------------------------------- + * 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 * -------------------------------------------------------------------- */ @@ -1246,6 +1312,8 @@ struct clk *at32_clock_list[] = { &ssc0_pclk, &ssc1_pclk, &ssc2_pclk, + &usba0_hclk, + &usba0_pclk, &gclk0, &gclk1, &gclk2, diff --git a/include/asm-avr32/arch-at32ap/board.h b/include/asm-avr32/arch-at32ap/board.h index 0215965dc586..7dbd603c38cc 100644 --- a/include/asm-avr32/arch-at32ap/board.h +++ b/include/asm-avr32/arch-at32ap/board.h @@ -6,6 +6,8 @@ #include +#define GPIO_PIN_NONE (-1) + /* Add basic devices: system manager, interrupt controller, portmuxes, etc. */ void at32_add_system_devices(void); @@ -36,6 +38,12 @@ struct platform_device * at32_add_device_lcdc(unsigned int id, struct atmel_lcdfb_info *data, unsigned long fbmem_start, unsigned long fbmem_len); +struct usba_platform_data { + int vbus_pin; +}; +struct platform_device * +at32_add_device_usba(unsigned int id, struct usba_platform_data *data); + /* depending on what's hooked up, not all SSC pins will be used */ #define ATMEL_SSC_TK 0x01 #define ATMEL_SSC_TF 0x02