76d079204d
Changelogs: * https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.18.12 * https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.18.13 * https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.18.14 Build tested on brcm63xx and ipq806x, runtested on brcm63xx. Signed-off-by: Jonas Gorski <jogo@openwrt.org> SVN-Revision: 45711
83 lines
2.2 KiB
Diff
83 lines
2.2 KiB
Diff
--- a/drivers/usb/gadget/udc/at91_udc.c
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+++ b/drivers/usb/gadget/udc/at91_udc.c
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@@ -870,8 +870,6 @@ static void clk_on(struct at91_udc *udc)
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return;
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udc->clocked = 1;
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- if (IS_ENABLED(CONFIG_COMMON_CLK))
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- clk_enable(udc->uclk);
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clk_enable(udc->iclk);
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clk_enable(udc->fclk);
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}
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@@ -884,8 +882,6 @@ static void clk_off(struct at91_udc *udc
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udc->gadget.speed = USB_SPEED_UNKNOWN;
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clk_disable(udc->fclk);
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clk_disable(udc->iclk);
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- if (IS_ENABLED(CONFIG_COMMON_CLK))
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- clk_disable(udc->uclk);
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}
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/*
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@@ -1766,27 +1762,18 @@ static int at91udc_probe(struct platform
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udc_reinit(udc);
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/* get interface and function clocks */
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- udc->iclk = clk_get(dev, "udc_clk");
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- udc->fclk = clk_get(dev, "udpck");
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- if (IS_ENABLED(CONFIG_COMMON_CLK))
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- udc->uclk = clk_get(dev, "usb_clk");
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- if (IS_ERR(udc->iclk) || IS_ERR(udc->fclk) ||
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- (IS_ENABLED(CONFIG_COMMON_CLK) && IS_ERR(udc->uclk))) {
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+ udc->iclk = clk_get(dev, "pclk");
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+ udc->fclk = clk_get(dev, "hclk");
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+ if (IS_ERR(udc->iclk) || IS_ERR(udc->fclk)) {
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DBG("clocks missing\n");
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retval = -ENODEV;
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goto fail1;
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}
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- /* don't do anything until we have both gadget driver and VBUS */
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- if (IS_ENABLED(CONFIG_COMMON_CLK)) {
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- clk_set_rate(udc->uclk, 48000000);
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- retval = clk_prepare(udc->uclk);
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- if (retval)
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- goto fail1;
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- }
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+ clk_set_rate(udc->fclk, 48000000);
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retval = clk_prepare(udc->fclk);
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if (retval)
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- goto fail1a;
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+ goto fail1;
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retval = clk_prepare_enable(udc->iclk);
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if (retval)
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@@ -1860,12 +1847,7 @@ fail1c:
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clk_unprepare(udc->iclk);
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fail1b:
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clk_unprepare(udc->fclk);
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-fail1a:
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- if (IS_ENABLED(CONFIG_COMMON_CLK))
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- clk_unprepare(udc->uclk);
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fail1:
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- if (IS_ENABLED(CONFIG_COMMON_CLK) && !IS_ERR(udc->uclk))
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- clk_put(udc->uclk);
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if (!IS_ERR(udc->fclk))
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clk_put(udc->fclk);
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if (!IS_ERR(udc->iclk))
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@@ -1911,15 +1893,11 @@ static int __exit at91udc_remove(struct
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res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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release_mem_region(res->start, resource_size(res));
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- if (IS_ENABLED(CONFIG_COMMON_CLK))
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- clk_unprepare(udc->uclk);
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clk_unprepare(udc->fclk);
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clk_unprepare(udc->iclk);
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clk_put(udc->iclk);
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clk_put(udc->fclk);
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- if (IS_ENABLED(CONFIG_COMMON_CLK))
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- clk_put(udc->uclk);
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return 0;
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}
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