driver: brcm: add USB driver

Signed-off-by: Bharat Gooty <bharat.gooty@broadcom.com>
Change-Id: I456aa7a641fffa8ea4e833615af3effec42a31b2

plat/brcm/board/stingray/driver/sr_usb.h

+/*
+ * Copyright (c) 2019 - 2021, Broadcom
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef SR_USB_H
+#define SR_USB_H
+
+#define CDRU_PM_RESET_N_R	BIT(CDRU_MISC_RESET_CONTROL__CDRU_PM_RESET_N_R)
+#define CDRU_USBSS_RESET_N	BIT(CDRU_MISC_RESET_CONTROL__CDRU_USBSS_RESET_N)
+#define CDRU_MISC_CLK_USBSS \
+			BIT(CDRU_MISC_CLK_ENABLE_CONTROL__CDRU_USBSS_CLK_EN_R)
+
+#define RESCAL_I_RSTB			BIT(26)
+#define RESCAL_I_PWRDNB			BIT(27)
+
+#define DRDU3_U3PHY_CTRL		0x68500014
+#define	PHY_RESET			BIT(1)
+#define	POR_RESET			BIT(28)
+#define	MDIO_RESET			BIT(29)
+
+#define DRDU3_PWR_CTRL			0x6850002c
+#define POWER_CTRL_OVRD			BIT(2)
+
+#define USB3H_U3PHY_CTRL		0x68510014
+#define USB3H_U3SOFT_RST_N		BIT(30)
+
+#define USB3H_PWR_CTRL			0x68510028
+
+#define USB3_PHY_MDIO_BLOCK_BASE_REG	0x1f
+#define BDC_AXI_SOFT_RST_N_OFFSET	0
+#define XHC_AXI_SOFT_RST_N_OFFSET	1
+#define MDIO_BUS_ID			3
+#define USB3H_PHY_ID			5
+#define USB3DRD_PHY_ID			2
+
+#define USB3_PHY_RXPMD_BLOCK_BASE	0x8020
+#define USB3_PHY_RXPMD_REG1		0x1
+#define USB3_PHY_RXPMD_REG2		0x2
+#define USB3_PHY_RXPMD_REG5		0x5
+#define USB3_PHY_RXPMD_REG7		0x7
+
+#define USB3_PHY_TXPMD_BLOCK_BASE	0x8040
+#define USB3_PHY_TXPMD_REG1		0x1
+#define USB3_PHY_TXPMD_REG2		0x2
+
+#define USB3_PHY_ANA_BLOCK_BASE		0x8090
+#define USB3_PHY_ANA_REG0		0x0
+#define USB3_PHY_ANA_REG1		0x1
+#define USB3_PHY_ANA_REG2		0x2
+#define USB3_PHY_ANA_REG5		0x5
+#define USB3_PHY_ANA_REG8		0x8
+#define USB3_PHY_ANA_REG11		0xb
+
+#define USB3_PHY_AEQ_BLOCK_BASE		0x80e0
+#define USB3_PHY_AEQ_REG1		0x1
+#define USB3_PHY_AEQ_REG3		0x3
+
+#ifdef USB_DMA_COHERENT
+#define DRDU3_U3XHC_SOFT_RST_N		BIT(31)
+#define DRDU3_U3BDC_SOFT_RST_N		BIT(30)
+
+#define DRDU3_SOFT_RESET_CTRL		0x68500030
+#define DRDU3_XHC_AXI_SOFT_RST_N	BIT(1)
+#define DRDU3_BDC_AXI_SOFT_RST_N	BIT(0)
+
+#define DRDU2_PHY_CTRL			0x6852000c
+#define DRDU2_U2SOFT_RST_N		BIT(29)
+
+#define USB3H_SOFT_RESET_CTRL		0x6851002c
+#define USB3H_XHC_AXI_SOFT_RST_N	BIT(1)
+
+#define DRDU2_SOFT_RESET_CTRL		0x68520020
+#define DRDU2_BDC_AXI_SOFT_RST_N	BIT(0)
+
+#define DRD2U3H_XHC_REGS_AXIWRA		0x68511c08
+#define DRD2U3H_XHC_REGS_AXIRDA		0x68511c0c
+#define DRDU2D_BDC_REGS_AXIWRA		0x68521c08
+#define DRDU2D_BDC_REGS_AXIRDA		0x68521c0c
+#define DRDU3H_XHC_REGS_AXIWRA		0x68501c08
+#define DRDU3H_XHC_REGS_AXIRDA		0x68501c0c
+#define DRDU3D_BDC_REGS_AXIWRA		0x68502c08
+#define DRDU3D_BDC_REGS_AXIRDA		0x68502c0c
+/* cacheable write-back, allocate on both reads and writes */
+#define USBAXI_AWCACHE		0xf
+#define USBAXI_ARCACHE		0xf
+/* non-secure */
+#define USBAXI_AWPROT		0x8
+#define USBAXI_ARPROT		0x8
+#define USBAXIWR_SA_VAL		((USBAXI_AWCACHE << 4 | USBAXI_AWPROT) << 0)
+#define USBAXIWR_SA_MASK	((0xf << 4 | 0xf) << 0)
+#define USBAXIWR_UA_VAL		((USBAXI_AWCACHE << 4 | USBAXI_AWPROT) << 16)
+#define USBAXIWR_UA_MASK	((0xf << 4 | 0xf) << 0)
+#define USBAXIRD_SA_VAL		((USBAXI_ARCACHE << 4 | USBAXI_ARPROT) << 0)
+#define USBAXIRD_SA_MASK	((0xf << 4 | 0xf) << 0)
+#define USBAXIRD_UA_VAL		((USBAXI_ARCACHE << 4 | USBAXI_ARPROT) << 16)
+#define USBAXIRD_UA_MASK	((0xf << 4 | 0xf) << 0)
+#endif /* USB_DMA_COHERENT */
+
+#define ICFG_DRDU3_SID_CTRL		0x6850001c
+#define ICFG_USB3H_SID_CTRL		0x6851001c
+#define ICFG_DRDU2_SID_CTRL		0x68520010
+#define ICFG_USB_SID_SHIFT		5
+#define ICFG_USB_SID_AWADDR_OFFSET	0x0
+#define ICFG_USB_SID_ARADDR_OFFSET	0x4
+
+#define USBIC_GPV_BASE			0x68600000
+#define USBIC_GPV_SECURITY0		(USBIC_GPV_BASE + 0x8)
+#define USBIC_GPV_SECURITY0_FIELD	BIT(0)
+#define USBIC_GPV_SECURITY1		(USBIC_GPV_BASE + 0xc)
+#define USBIC_GPV_SECURITY1_FIELD	(BIT(0) | BIT(1))
+#define USBIC_GPV_SECURITY2		(USBIC_GPV_BASE + 0x10)
+#define USBIC_GPV_SECURITY2_FIELD	(BIT(0) | BIT(1))
+#define USBIC_GPV_SECURITY4		(USBIC_GPV_BASE + 0x18)
+#define USBIC_GPV_SECURITY4_FIELD	BIT(0)
+#define USBIC_GPV_SECURITY10		(USBIC_GPV_BASE + 0x30)
+#define USBIC_GPV_SECURITY10_FIELD	(0x7 << 0)
+
+#define USBSS_TZPCDECPROT_BASE		0x68540800
+#define USBSS_TZPCDECPROT0set		(USBSS_TZPCDECPROT_BASE + 0x4)
+#define USBSS_TZPCDECPROT0clr		(USBSS_TZPCDECPROT_BASE + 0x8)
+#define DECPROT0_USBSS_DRD2U3H		BIT(3)
+#define DECPROT0_USBSS_DRDU2H		BIT(2)
+#define DECPROT0_USBSS_DRDU3D		BIT(1)
+#define DECPROT0_USBSS_DRDU2D		BIT(0)
+#define USBSS_TZPCDECPROT0 \
+		(DECPROT0_USBSS_DRD2U3H | \
+		DECPROT0_USBSS_DRDU2H |   \
+		DECPROT0_USBSS_DRDU3D |   \
+		DECPROT0_USBSS_DRDU2D)
+
+int32_t usb_device_init(unsigned int);
+
+#endif /* SR_USB_H */

plat/brcm/board/stingray/include/platform_usb.h

+/*
+ * Copyright (c) 2019 - 2021, Broadcom
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef PLATFORM_USB_H
+#define PLATFORM_USB_H
+
+#include <platform_def.h>
+
+#define USB3_DRD		BIT(0U)
+#define USB3H_USB2DRD		BIT(1U)
+
+extern const unsigned int xhc_portsc_reg_offset[MAX_USB_PORTS];
+
+void xhci_phy_init(void);
+
+#endif /* PLATFORM_USB_H */

plat/brcm/board/stingray/platform.mk

@@ -73,6 +73,12 @@ ifeq (${BOARD_CFG},)
 BOARD_CFG := bcm958742t
 endif
 
+# Use USB
+ifeq (${USE_USB},yes)
+$(info Using USB)
+$(eval $(call add_define,USE_USB))
+endif
+
 # Use PAXB
 ifeq (${USE_PAXB},yes)
 $(info Using PAXB)
@@ -197,11 +203,15 @@ ifeq (${USE_CHIMP},yes)
 PLAT_BL_COMMON_SOURCES	+=	drivers/brcm/chimp.c
 endif
 
+ifeq (${USE_USB},yes)
+PLAT_BL_COMMON_SOURCES	+=	plat/${SOC_DIR}/driver/usb.c \
+				plat/${SOC_DIR}/driver/usb_phy.c
+endif
+
 BL2_SOURCES		+=	plat/${SOC_DIR}/driver/ihost_pll_config.c \
 				plat/${SOC_DIR}/src/bl2_setup.c \
 				plat/${SOC_DIR}/driver/swreg.c
 
-
 ifeq (${USE_DDR},yes)
 PLAT_INCLUDES		+=	-Iplat/${SOC_DIR}/driver/ddr/soc/include
 else