treewide: replace with error() with pr_err()

[u-boot.git] / drivers / usb / host / ehci-mx5.c

diff --git a/drivers/usb/host/ehci-mx5.c b/drivers/usb/host/ehci-mx5.c
index adbed5c90ca54717baa7e42d42a41fdf3599716f..2b36cebdb3a619518b33f5458fe99215b6fe4f61 100644 (file)
--- a/drivers/usb/host/ehci-mx5.c
+++ b/drivers/usb/host/ehci-mx5.c
@@ -2,27 +2,17 @@
  * Copyright (c) 2009 Daniel Mack <[email protected]>
  * Copyright (C) 2010 Freescale Semiconductor, Inc.
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * for more details.
+ * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #include <common.h>
 #include <usb.h>
 #include <errno.h>
 #include <linux/compiler.h>
-#include <usb/ehci-fsl.h>
+#include <usb/ehci-ci.h>
 #include <asm/io.h>
 #include <asm/arch/imx-regs.h>
 #include <asm/arch/clock.h>
-#include <asm/arch/mx5x_pins.h>
-#include <asm/arch/iomux.h>
 
 #include "ehci.h"
 
@@ -87,77 +77,6 @@
 /* USB_CTRL_1 */
 #define MXC_USB_CTRL_UH1_EXT_CLK_EN    (1 << 25)
 
-/* USB pin configuration */
-#define USB_PAD_CONFIG (PAD_CTL_PKE_ENABLE | PAD_CTL_SRE_FAST | \
-                       PAD_CTL_DRV_HIGH | PAD_CTL_100K_PU | \
-                       PAD_CTL_HYS_ENABLE | PAD_CTL_PUE_PULL)
-
-#ifdef CONFIG_MX51
-/*
- * Configure the MX51 USB H1 IOMUX
- */
-void setup_iomux_usb_h1(void)
-{
-       mxc_request_iomux(MX51_PIN_USBH1_STP, IOMUX_CONFIG_ALT0);
-       mxc_iomux_set_pad(MX51_PIN_USBH1_STP, USB_PAD_CONFIG);
-       mxc_request_iomux(MX51_PIN_USBH1_CLK, IOMUX_CONFIG_ALT0);
-       mxc_iomux_set_pad(MX51_PIN_USBH1_CLK, USB_PAD_CONFIG);
-       mxc_request_iomux(MX51_PIN_USBH1_DIR, IOMUX_CONFIG_ALT0);
-       mxc_iomux_set_pad(MX51_PIN_USBH1_DIR, USB_PAD_CONFIG);
-       mxc_request_iomux(MX51_PIN_USBH1_NXT, IOMUX_CONFIG_ALT0);
-       mxc_iomux_set_pad(MX51_PIN_USBH1_NXT, USB_PAD_CONFIG);
-
-       mxc_request_iomux(MX51_PIN_USBH1_DATA0, IOMUX_CONFIG_ALT0);
-       mxc_iomux_set_pad(MX51_PIN_USBH1_DATA0, USB_PAD_CONFIG);
-       mxc_request_iomux(MX51_PIN_USBH1_DATA1, IOMUX_CONFIG_ALT0);
-       mxc_iomux_set_pad(MX51_PIN_USBH1_DATA1, USB_PAD_CONFIG);
-       mxc_request_iomux(MX51_PIN_USBH1_DATA2, IOMUX_CONFIG_ALT0);
-       mxc_iomux_set_pad(MX51_PIN_USBH1_DATA2, USB_PAD_CONFIG);
-       mxc_request_iomux(MX51_PIN_USBH1_DATA3, IOMUX_CONFIG_ALT0);
-       mxc_iomux_set_pad(MX51_PIN_USBH1_DATA3, USB_PAD_CONFIG);
-       mxc_request_iomux(MX51_PIN_USBH1_DATA4, IOMUX_CONFIG_ALT0);
-       mxc_iomux_set_pad(MX51_PIN_USBH1_DATA4, USB_PAD_CONFIG);
-       mxc_request_iomux(MX51_PIN_USBH1_DATA5, IOMUX_CONFIG_ALT0);
-       mxc_iomux_set_pad(MX51_PIN_USBH1_DATA5, USB_PAD_CONFIG);
-       mxc_request_iomux(MX51_PIN_USBH1_DATA6, IOMUX_CONFIG_ALT0);
-       mxc_iomux_set_pad(MX51_PIN_USBH1_DATA6, USB_PAD_CONFIG);
-       mxc_request_iomux(MX51_PIN_USBH1_DATA7, IOMUX_CONFIG_ALT0);
-       mxc_iomux_set_pad(MX51_PIN_USBH1_DATA7, USB_PAD_CONFIG);
-}
-
-/*
- * Configure the MX51 USB H2 IOMUX
- */
-void setup_iomux_usb_h2(void)
-{
-       mxc_request_iomux(MX51_PIN_EIM_A24, IOMUX_CONFIG_ALT2);
-       mxc_iomux_set_pad(MX51_PIN_EIM_A24, USB_PAD_CONFIG);
-       mxc_request_iomux(MX51_PIN_EIM_A25, IOMUX_CONFIG_ALT2);
-       mxc_iomux_set_pad(MX51_PIN_EIM_A25, USB_PAD_CONFIG);
-       mxc_request_iomux(MX51_PIN_EIM_A26, IOMUX_CONFIG_ALT2);
-       mxc_iomux_set_pad(MX51_PIN_EIM_A26, USB_PAD_CONFIG);
-       mxc_request_iomux(MX51_PIN_EIM_A27, IOMUX_CONFIG_ALT2);
-       mxc_iomux_set_pad(MX51_PIN_EIM_A27, USB_PAD_CONFIG);
-
-       mxc_request_iomux(MX51_PIN_EIM_D16, IOMUX_CONFIG_ALT2);
-       mxc_iomux_set_pad(MX51_PIN_EIM_D16, USB_PAD_CONFIG);
-       mxc_request_iomux(MX51_PIN_EIM_D17, IOMUX_CONFIG_ALT2);
-       mxc_iomux_set_pad(MX51_PIN_EIM_D17, USB_PAD_CONFIG);
-       mxc_request_iomux(MX51_PIN_EIM_D18, IOMUX_CONFIG_ALT2);
-       mxc_iomux_set_pad(MX51_PIN_EIM_D18, USB_PAD_CONFIG);
-       mxc_request_iomux(MX51_PIN_EIM_D19, IOMUX_CONFIG_ALT2);
-       mxc_iomux_set_pad(MX51_PIN_EIM_D19, USB_PAD_CONFIG);
-       mxc_request_iomux(MX51_PIN_EIM_D20, IOMUX_CONFIG_ALT2);
-       mxc_iomux_set_pad(MX51_PIN_EIM_D20, USB_PAD_CONFIG);
-       mxc_request_iomux(MX51_PIN_EIM_D21, IOMUX_CONFIG_ALT2);
-       mxc_iomux_set_pad(MX51_PIN_EIM_D21, USB_PAD_CONFIG);
-       mxc_request_iomux(MX51_PIN_EIM_D22, IOMUX_CONFIG_ALT2);
-       mxc_iomux_set_pad(MX51_PIN_EIM_D22, USB_PAD_CONFIG);
-       mxc_request_iomux(MX51_PIN_EIM_D23, IOMUX_CONFIG_ALT2);
-       mxc_iomux_set_pad(MX51_PIN_EIM_D23, USB_PAD_CONFIG);
-}
-#endif
-
 int mxc_set_usbcontrol(int port, unsigned int flags)
 {
        unsigned int v;
@@ -299,24 +218,28 @@ void __weak board_ehci_hcd_postinit(struct usb_ehci *ehci, int port)
 {
 }
 
-int ehci_hcd_init(int index, struct ehci_hccr **hccr, struct ehci_hcor **hcor)
+__weak void mx5_ehci_powerup_fixup(struct ehci_ctrl *ctrl, uint32_t *status_reg,
+                                  uint32_t *reg)
 {
-       struct usb_ehci *ehci;
-#ifdef CONFIG_MX53
-       struct clkctl *sc_regs = (struct clkctl *)CCM_BASE_ADDR;
-       u32 reg;
+       mdelay(50);
+}
 
-       reg = __raw_readl(&sc_regs->cscmr1) & ~(1 << 26);
-       /* derive USB PHY clock multiplexer from PLL3 */
-       reg |= 1 << 26;
-       __raw_writel(reg, &sc_regs->cscmr1);
-#endif
+static const struct ehci_ops mx5_ehci_ops = {
+       .powerup_fixup          = mx5_ehci_powerup_fixup,
+};
+
+int ehci_hcd_init(int index, enum usb_init_type init,
+               struct ehci_hccr **hccr, struct ehci_hcor **hcor)
+{
+       struct usb_ehci *ehci;
 
+       /* The only user for this is efikamx-usb */
+       ehci_set_controller_priv(index, NULL, &mx5_ehci_ops);
        set_usboh3_clk();
-       enable_usboh3_clk(1);
+       enable_usboh3_clk(true);
        set_usb_phy_clk();
-       enable_usb_phy1_clk(1);
-       enable_usb_phy2_clk(1);
+       enable_usb_phy1_clk(true);
+       enable_usb_phy2_clk(true);
        mdelay(1);
 
        /* Do board specific initialization */