From: Li Yang Date: Sat, 12 Jun 2021 00:31:28 +0000 (-0500) Subject: usb: gadget: fsl: properly remove remnant of MXC support X-Git-Tag: accepted/tizen/unified/20230118.172025~6887^2~53 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1f28f6f091b49040c3e198c982704c3f21cad1e5;p=platform%2Fkernel%2Flinux-rpi.git usb: gadget: fsl: properly remove remnant of MXC support Commit a390bef7db1f ("usb: gadget: fsl_mxc_udc: Remove the driver") didn't remove all the MXC related stuff which can cause build problem for LS1021 when enabled again in Kconfig. This patch remove all the remnants. Reviewed-by: Fabio Estevam Acked-by: Arnd Bergmann Signed-off-by: Li Yang Link: https://lore.kernel.org/r/20210612003128.372238-1-leoyang.li@nxp.com Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/usb/gadget/udc/fsl_udc_core.c b/drivers/usb/gadget/udc/fsl_udc_core.c index 2b357b3..29fcb9b 100644 --- a/drivers/usb/gadget/udc/fsl_udc_core.c +++ b/drivers/usb/gadget/udc/fsl_udc_core.c @@ -36,7 +36,6 @@ #include #include #include -#include #include #include @@ -323,13 +322,11 @@ static int dr_controller_setup(struct fsl_udc *udc) fsl_writel(tmp, &dr_regs->endptctrl[ep_num]); } /* Config control enable i/o output, cpu endian register */ -#ifndef CONFIG_ARCH_MXC if (udc->pdata->have_sysif_regs) { ctrl = __raw_readl(&usb_sys_regs->control); ctrl |= USB_CTRL_IOENB; __raw_writel(ctrl, &usb_sys_regs->control); } -#endif #if defined(CONFIG_PPC32) && !defined(CONFIG_NOT_COHERENT_CACHE) /* Turn on cache snooping hardware, since some PowerPC platforms @@ -2153,7 +2150,6 @@ static int fsl_proc_read(struct seq_file *m, void *v) tmp_reg = fsl_readl(&dr_regs->endpointprime); seq_printf(m, "EP Prime Reg = [0x%x]\n\n", tmp_reg); -#ifndef CONFIG_ARCH_MXC if (udc->pdata->have_sysif_regs) { tmp_reg = usb_sys_regs->snoop1; seq_printf(m, "Snoop1 Reg : = [0x%x]\n\n", tmp_reg); @@ -2161,7 +2157,6 @@ static int fsl_proc_read(struct seq_file *m, void *v) tmp_reg = usb_sys_regs->control; seq_printf(m, "General Control Reg : = [0x%x]\n\n", tmp_reg); } -#endif /* ------fsl_udc, fsl_ep, fsl_request structure information ----- */ ep = &udc->eps[0]; @@ -2412,28 +2407,21 @@ static int fsl_udc_probe(struct platform_device *pdev) */ if (pdata->init && pdata->init(pdev)) { ret = -ENODEV; - goto err_iounmap_noclk; + goto err_iounmap; } /* Set accessors only after pdata->init() ! */ fsl_set_accessors(pdata); -#ifndef CONFIG_ARCH_MXC if (pdata->have_sysif_regs) usb_sys_regs = (void *)dr_regs + USB_DR_SYS_OFFSET; -#endif - - /* Initialize USB clocks */ - ret = fsl_udc_clk_init(pdev); - if (ret < 0) - goto err_iounmap_noclk; /* Read Device Controller Capability Parameters register */ dccparams = fsl_readl(&dr_regs->dccparams); if (!(dccparams & DCCPARAMS_DC)) { ERR("This SOC doesn't support device role\n"); ret = -ENODEV; - goto err_iounmap; + goto err_exit; } /* Get max device endpoints */ /* DEN is bidirectional ep number, max_ep doubles the number */ @@ -2442,7 +2430,7 @@ static int fsl_udc_probe(struct platform_device *pdev) ret = platform_get_irq(pdev, 0); if (ret <= 0) { ret = ret ? : -ENODEV; - goto err_iounmap; + goto err_exit; } udc_controller->irq = ret; @@ -2451,7 +2439,7 @@ static int fsl_udc_probe(struct platform_device *pdev) if (ret != 0) { ERR("cannot request irq %d err %d\n", udc_controller->irq, ret); - goto err_iounmap; + goto err_exit; } /* Initialize the udc structure including QH member and other member */ @@ -2467,10 +2455,6 @@ static int fsl_udc_probe(struct platform_device *pdev) dr_controller_setup(udc_controller); } - ret = fsl_udc_clk_finalize(pdev); - if (ret) - goto err_free_irq; - /* Setup gadget structure */ udc_controller->gadget.ops = &fsl_gadget_ops; udc_controller->gadget.max_speed = USB_SPEED_HIGH; @@ -2530,11 +2514,10 @@ err_del_udc: dma_pool_destroy(udc_controller->td_pool); err_free_irq: free_irq(udc_controller->irq, udc_controller); -err_iounmap: +err_exit: if (pdata->exit) pdata->exit(pdev); - fsl_udc_clk_release(); -err_iounmap_noclk: +err_iounmap: iounmap(dr_regs); err_release_mem_region: if (pdata->operating_mode == FSL_USB2_DR_DEVICE) @@ -2561,8 +2544,6 @@ static int fsl_udc_remove(struct platform_device *pdev) udc_controller->done = &done; usb_del_gadget_udc(&udc_controller->gadget); - fsl_udc_clk_release(); - /* DR has been stopped in usb_gadget_unregister_driver() */ remove_proc_file(); @@ -2677,10 +2658,6 @@ static int fsl_udc_otg_resume(struct device *dev) --------------------------------------------------------------------------*/ static const struct platform_device_id fsl_udc_devtype[] = { { - .name = "imx-udc-mx27", - }, { - .name = "imx-udc-mx51", - }, { .name = "fsl-usb2-udc", }, { /* sentinel */ @@ -2689,7 +2666,6 @@ static const struct platform_device_id fsl_udc_devtype[] = { MODULE_DEVICE_TABLE(platform, fsl_udc_devtype); static struct platform_driver udc_driver = { .remove = fsl_udc_remove, - /* Just for FSL i.mx SoC currently */ .id_table = fsl_udc_devtype, /* these suspend and resume are not usb suspend and resume */ .suspend = fsl_udc_suspend, diff --git a/drivers/usb/gadget/udc/fsl_usb2_udc.h b/drivers/usb/gadget/udc/fsl_usb2_udc.h index 4ba651a..2efc5a9 100644 --- a/drivers/usb/gadget/udc/fsl_usb2_udc.h +++ b/drivers/usb/gadget/udc/fsl_usb2_udc.h @@ -588,23 +588,4 @@ static inline struct ep_queue_head *get_qh_by_ep(struct fsl_ep *ep) USB_DIR_IN) ? 1 : 0]; } -struct platform_device; -#ifdef CONFIG_ARCH_MXC -int fsl_udc_clk_init(struct platform_device *pdev); -int fsl_udc_clk_finalize(struct platform_device *pdev); -void fsl_udc_clk_release(void); -#else -static inline int fsl_udc_clk_init(struct platform_device *pdev) -{ - return 0; -} -static inline int fsl_udc_clk_finalize(struct platform_device *pdev) -{ - return 0; -} -static inline void fsl_udc_clk_release(void) -{ -} -#endif - #endif