usb: host: remove the xhci-zynqmp driver

This driver is not used anymore.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>

configs/avnet_ultra96_rev1_defconfig

@@ -73,7 +73,6 @@ CONFIG_ZYNQ_SPI=y
 CONFIG_USB=y
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_XHCI_DWC3=y
-CONFIG_USB_XHCI_ZYNQMP=y
 CONFIG_USB_DWC3=y
 CONFIG_USB_DWC3_GADGET=y
 CONFIG_USB_DWC3_GENERIC=y

configs/xilinx_zynqmp_zc1751_xm015_dc1_defconfig

@@ -84,7 +84,6 @@ CONFIG_ZYNQMP_GQSPI=y
 CONFIG_USB=y
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_XHCI_DWC3=y
-CONFIG_USB_XHCI_ZYNQMP=y
 CONFIG_USB_DWC3=y
 CONFIG_USB_DWC3_GADGET=y
 CONFIG_USB_DWC3_GENERIC=y

configs/xilinx_zynqmp_zc1751_xm016_dc2_defconfig

@@ -75,7 +75,6 @@ CONFIG_SPI=y
 CONFIG_USB=y
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_XHCI_DWC3=y
-CONFIG_USB_XHCI_ZYNQMP=y
 CONFIG_USB_DWC3=y
 CONFIG_USB_DWC3_GADGET=y
 CONFIG_USB_DWC3_GENERIC=y

configs/xilinx_zynqmp_zc1751_xm017_dc3_defconfig

@@ -72,7 +72,6 @@ CONFIG_SPI=y
 CONFIG_USB=y
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_XHCI_DWC3=y
-CONFIG_USB_XHCI_ZYNQMP=y
 CONFIG_USB_DWC3=y
 CONFIG_USB_DWC3_GADGET=y
 CONFIG_USB_DWC3_GENERIC=y

configs/xilinx_zynqmp_zcu100_revC_defconfig

@@ -72,7 +72,6 @@ CONFIG_ZYNQ_SPI=y
 CONFIG_USB=y
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_XHCI_DWC3=y
-CONFIG_USB_XHCI_ZYNQMP=y
 CONFIG_USB_DWC3=y
 CONFIG_USB_DWC3_GADGET=y
 CONFIG_USB_DWC3_GENERIC=y

configs/xilinx_zynqmp_zcu102_rev1_0_defconfig

@@ -100,7 +100,6 @@ CONFIG_ZYNQMP_GQSPI=y
 CONFIG_USB=y
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_XHCI_DWC3=y
-CONFIG_USB_XHCI_ZYNQMP=y
 CONFIG_USB_DWC3=y
 CONFIG_USB_DWC3_GADGET=y
 CONFIG_USB_DWC3_GENERIC=y

configs/xilinx_zynqmp_zcu102_revA_defconfig

@@ -99,7 +99,6 @@ CONFIG_ZYNQMP_GQSPI=y
 CONFIG_USB=y
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_XHCI_DWC3=y
-CONFIG_USB_XHCI_ZYNQMP=y
 CONFIG_USB_DWC3=y
 CONFIG_USB_DWC3_GADGET=y
 CONFIG_USB_DWC3_GENERIC=y

configs/xilinx_zynqmp_zcu102_revB_defconfig

@@ -99,7 +99,6 @@ CONFIG_ZYNQMP_GQSPI=y
 CONFIG_USB=y
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_XHCI_DWC3=y
-CONFIG_USB_XHCI_ZYNQMP=y
 CONFIG_USB_DWC3=y
 CONFIG_USB_DWC3_GADGET=y
 CONFIG_USB_DWC3_GENERIC=y

configs/xilinx_zynqmp_zcu104_revA_defconfig

@@ -83,7 +83,6 @@ CONFIG_ZYNQMP_GQSPI=y
 CONFIG_USB=y
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_XHCI_DWC3=y
-CONFIG_USB_XHCI_ZYNQMP=y
 CONFIG_USB_DWC3=y
 CONFIG_USB_DWC3_GADGET=y
 CONFIG_USB_DWC3_GENERIC=y

configs/xilinx_zynqmp_zcu104_revC_defconfig

@@ -87,7 +87,6 @@ CONFIG_ZYNQMP_GQSPI=y
 CONFIG_USB=y
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_XHCI_DWC3=y
-CONFIG_USB_XHCI_ZYNQMP=y
 CONFIG_USB_DWC3=y
 CONFIG_USB_DWC3_GADGET=y
 CONFIG_USB_DWC3_GENERIC=y

configs/xilinx_zynqmp_zcu106_revA_defconfig

@@ -93,7 +93,6 @@ CONFIG_ZYNQMP_GQSPI=y
 CONFIG_USB=y
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_XHCI_DWC3=y
-CONFIG_USB_XHCI_ZYNQMP=y
 CONFIG_USB_DWC3=y
 CONFIG_USB_DWC3_GADGET=y
 CONFIG_USB_DWC3_GENERIC=y

configs/xilinx_zynqmp_zcu111_revA_defconfig

@@ -85,7 +85,6 @@ CONFIG_ZYNQMP_GQSPI=y
 CONFIG_USB=y
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_XHCI_DWC3=y
-CONFIG_USB_XHCI_ZYNQMP=y
 CONFIG_USB_DWC3=y
 CONFIG_USB_DWC3_GADGET=y
 CONFIG_USB_DWC3_GENERIC=y

drivers/usb/host/Kconfig

@@ -73,13 +73,6 @@ config USB_XHCI_STI
 	  STiH407 family SoCs. This is a driver for the dwc3 to provide the glue logic
 	  to configure the controller.
 
-config USB_XHCI_ZYNQMP
-	bool "Support for Xilinx ZynqMP on-chip xHCI USB controller"
-	depends on ARCH_ZYNQMP
-	depends on DM_USB
-	help
-	  Enables support for the on-chip xHCI controller on Xilinx ZynqMP SoCs.
-
 config USB_XHCI_DRA7XX_INDEX
 	int "DRA7XX xHCI USB index"
 	range 0 1

drivers/usb/host/Makefile

@@ -48,7 +48,6 @@ obj-$(CONFIG_USB_XHCI_HCD) += xhci.o xhci-mem.o xhci-ring.o
 obj-$(CONFIG_USB_XHCI_DWC3) += xhci-dwc3.o
 obj-$(CONFIG_USB_XHCI_DWC3_OF_SIMPLE) += dwc3-of-simple.o
 obj-$(CONFIG_USB_XHCI_ROCKCHIP) += xhci-rockchip.o
-obj-$(CONFIG_USB_XHCI_ZYNQMP) += xhci-zynqmp.o
 obj-$(CONFIG_USB_XHCI_EXYNOS) += xhci-exynos5.o
 obj-$(CONFIG_USB_XHCI_FSL) += xhci-fsl.o
 obj-$(CONFIG_USB_XHCI_MVEBU) += xhci-mvebu.o

drivers/usb/host/xhci-zynqmp.c

@@ -1,146 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * Copyright 2015 Xilinx, Inc.
- *
- * Zynq USB HOST xHCI Controller
- *
- * Author: Siva Durga Prasad Paladugu<sivadur@xilinx.com>
- *
- * This file was reused from Freescale USB xHCI
- */
-
-#include <common.h>
-#include <dm.h>
-#include <usb.h>
-#include <linux/errno.h>
-#include <asm/arch/hardware.h>
-#include <linux/compat.h>
-#include <linux/usb/dwc3.h>
-#include "xhci.h"
-
-/* Declare global data pointer */
-/* Default to the ZYNQMP XHCI defines */
-#define USB3_PWRCTL_CLK_CMD_MASK	0x3FE000
-#define USB3_PWRCTL_CLK_FREQ_MASK	0xFFC
-#define USB3_PHY_PARTIAL_RX_POWERON     BIT(6)
-#define USB3_PHY_RX_POWERON		BIT(14)
-#define USB3_PHY_TX_POWERON		BIT(15)
-#define USB3_PHY_TX_RX_POWERON	(USB3_PHY_RX_POWERON | USB3_PHY_TX_POWERON)
-#define USB3_PWRCTL_CLK_CMD_SHIFT   14
-#define USB3_PWRCTL_CLK_FREQ_SHIFT	22
-
-/* USBOTGSS_WRAPPER definitions */
-#define USBOTGSS_WRAPRESET	BIT(17)
-#define USBOTGSS_DMADISABLE BIT(16)
-#define USBOTGSS_STANDBYMODE_NO_STANDBY BIT(4)
-#define USBOTGSS_STANDBYMODE_SMRT		BIT(5)
-#define USBOTGSS_STANDBYMODE_SMRT_WKUP (0x3 << 4)
-#define USBOTGSS_IDLEMODE_NOIDLE BIT(2)
-#define USBOTGSS_IDLEMODE_SMRT BIT(3)
-#define USBOTGSS_IDLEMODE_SMRT_WKUP (0x3 << 2)
-
-/* USBOTGSS_IRQENABLE_SET_0 bit */
-#define USBOTGSS_COREIRQ_EN	BIT(1)
-
-/* USBOTGSS_IRQENABLE_SET_1 bits */
-#define USBOTGSS_IRQ_SET_1_IDPULLUP_FALL_EN	BIT(1)
-#define USBOTGSS_IRQ_SET_1_DISCHRGVBUS_FALL_EN	BIT(3)
-#define USBOTGSS_IRQ_SET_1_CHRGVBUS_FALL_EN	BIT(4)
-#define USBOTGSS_IRQ_SET_1_DRVVBUS_FALL_EN	BIT(5)
-#define USBOTGSS_IRQ_SET_1_IDPULLUP_RISE_EN	BIT(8)
-#define USBOTGSS_IRQ_SET_1_DISCHRGVBUS_RISE_EN	BIT(11)
-#define USBOTGSS_IRQ_SET_1_CHRGVBUS_RISE_EN	BIT(12)
-#define USBOTGSS_IRQ_SET_1_DRVVBUS_RISE_EN	BIT(13)
-#define USBOTGSS_IRQ_SET_1_OEVT_EN		BIT(16)
-#define USBOTGSS_IRQ_SET_1_DMADISABLECLR_EN	BIT(17)
-
-struct zynqmp_xhci {
-	struct usb_platdata usb_plat;
-	struct xhci_ctrl ctrl;
-	struct xhci_hccr *hcd;
-	struct dwc3 *dwc3_reg;
-};
-
-struct zynqmp_xhci_platdata {
-	fdt_addr_t hcd_base;
-};
-
-static int zynqmp_xhci_core_init(struct zynqmp_xhci *zynqmp_xhci)
-{
-	int ret = 0;
-
-	ret = dwc3_core_init(zynqmp_xhci->dwc3_reg);
-	if (ret) {
-		debug("%s:failed to initialize core\n", __func__);
-		return ret;
-	}
-
-	/* We are hard-coding DWC3 core to Host Mode */
-	dwc3_set_mode(zynqmp_xhci->dwc3_reg, DWC3_GCTL_PRTCAP_HOST);
-
-	return ret;
-}
-
-void xhci_hcd_stop(int index)
-{
-	/*
-	 * Currently zynqmp socs do not support PHY shutdown from
-	 * sw. But this support may be added in future socs.
-	 */
-
-	return;
-}
-
-static int xhci_usb_probe(struct udevice *dev)
-{
-	struct zynqmp_xhci_platdata *plat = dev_get_platdata(dev);
-	struct zynqmp_xhci *ctx = dev_get_priv(dev);
-	struct xhci_hcor *hcor;
-	int ret;
-
-	ctx->hcd = (struct xhci_hccr *)plat->hcd_base;
-	ctx->dwc3_reg = (struct dwc3 *)((char *)(ctx->hcd) + DWC3_REG_OFFSET);
-
-	ret = zynqmp_xhci_core_init(ctx);
-	if (ret) {
-		puts("XHCI: failed to initialize controller\n");
-		return -EINVAL;
-	}
-
-	hcor = (struct xhci_hcor *)((ulong)ctx->hcd +
-				  HC_LENGTH(xhci_readl(&ctx->hcd->cr_capbase)));
-
-	return xhci_register(dev, ctx->hcd, hcor);
-}
-
-static int xhci_usb_remove(struct udevice *dev)
-{
-	return xhci_deregister(dev);
-}
-
-static int xhci_usb_ofdata_to_platdata(struct udevice *dev)
-{
-	struct zynqmp_xhci_platdata *plat = dev_get_platdata(dev);
-	const void *blob = gd->fdt_blob;
-
-	/* Get the base address for XHCI controller from the device node */
-	plat->hcd_base = fdtdec_get_addr(blob, dev_of_offset(dev), "reg");
-	if (plat->hcd_base == FDT_ADDR_T_NONE) {
-		debug("Can't get the XHCI register base address\n");
-		return -ENXIO;
-	}
-
-	return 0;
-}
-
-U_BOOT_DRIVER(dwc3_generic_host) = {
-	.name = "dwc3-generic-host",
-	.id = UCLASS_USB,
-	.ofdata_to_platdata = xhci_usb_ofdata_to_platdata,
-	.probe = xhci_usb_probe,
-	.remove = xhci_usb_remove,
-	.ops = &xhci_usb_ops,
-	.platdata_auto_alloc_size = sizeof(struct zynqmp_xhci_platdata),
-	.priv_auto_alloc_size = sizeof(struct zynqmp_xhci),
-	.flags = DM_FLAG_ALLOC_PRIV_DMA,
-};