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| author | Arnd Bergmann <arnd@arndb.de> | 2022-09-20 00:16:17 +0200 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2023-01-12 10:53:12 +0100 |
| commit | dec85a95167a98a4e237df11e234eed8ee718e78 (patch) | |
| tree | a4651f4b1aab4cce3821f58fd657ba97a69b4bc7 /arch/arm/mach-davinci/usb.c | |
| parent | ARM: davinci: drop DAVINCI_DMxxx references (diff) | |
| download | linux-dec85a95167a98a4e237df11e234eed8ee718e78.tar.xz linux-dec85a95167a98a4e237df11e234eed8ee718e78.zip | |
ARM: davinci: clean up platform support
With the board file support gone, and the platform using
DT only, a lot of the remaining code is no longer referenced
and can be removed.
Technically, the DT file only references DA850, but since that
is very similar to DA830, I'm leaving the latter.
Acked-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to '')
| -rw-r--r-- | arch/arm/mach-davinci/usb.c | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/arch/arm/mach-davinci/usb.c b/arch/arm/mach-davinci/usb.c deleted file mode 100644 index 9dc14c7977b3..000000000000 --- a/arch/arm/mach-davinci/usb.c +++ /dev/null @@ -1,74 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * USB - */ -#include <linux/dma-mapping.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/platform_data/usb-davinci.h> -#include <linux/usb/musb.h> - -#include "common.h" -#include "cputype.h" -#include "irqs.h" - -#define DAVINCI_USB_OTG_BASE 0x01c64000 - -#if IS_ENABLED(CONFIG_USB_MUSB_HDRC) -static struct musb_hdrc_config musb_config = { - .multipoint = true, - - .num_eps = 5, - .ram_bits = 10, -}; - -static struct musb_hdrc_platform_data usb_data = { - /* OTG requires a Mini-AB connector */ - .mode = MUSB_OTG, - .clock = "usb", - .config = &musb_config, -}; - -static struct resource usb_resources[] = { - { - /* physical address */ - .start = DAVINCI_USB_OTG_BASE, - .end = DAVINCI_USB_OTG_BASE + 0x5ff, - .flags = IORESOURCE_MEM, - }, - { - .start = DAVINCI_INTC_IRQ(IRQ_USBINT), - .flags = IORESOURCE_IRQ, - .name = "mc" - }, -}; - -static u64 usb_dmamask = DMA_BIT_MASK(32); - -static struct platform_device usb_dev = { - .name = "musb-davinci", - .id = -1, - .dev = { - .platform_data = &usb_data, - .dma_mask = &usb_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - }, - .resource = usb_resources, - .num_resources = ARRAY_SIZE(usb_resources), -}; - -void __init davinci_setup_usb(unsigned mA, unsigned potpgt_ms) -{ - usb_data.power = mA > 510 ? 255 : mA / 2; - usb_data.potpgt = (potpgt_ms + 1) / 2; - - platform_device_register(&usb_dev); -} - -#else - -void __init davinci_setup_usb(unsigned mA, unsigned potpgt_ms) -{ -} - -#endif /* CONFIG_USB_MUSB_HDRC */ |