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authorNobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>2014-04-03 13:55:54 +0900
committerMarek Vasut <marex@denx.de>2014-04-30 10:30:56 +0200
commitede4d5e3872d04c75a30c5e234786b012f1c6d34 (patch)
tree561ef0678568ccd8b577f474478e3e531e2651dd /arch/arm
parenta405764c1ec835a41ccda943b9156aee25e15d5e (diff)
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usb: ehci: rmobile: Add support ehci host driver of rmobile SoCs
The rmobile SoC has usb host controller. This supports USB controllers listed in the R8A7790, R8A7791 and R8A7740. Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com> Reviewed-by: Marek Vasut <marex@denx.de>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/include/asm/arch-rmobile/ehci-rmobile.h147
1 files changed, 147 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-rmobile/ehci-rmobile.h b/arch/arm/include/asm/arch-rmobile/ehci-rmobile.h
new file mode 100644
index 0000000..463654e
--- /dev/null
+++ b/arch/arm/include/asm/arch-rmobile/ehci-rmobile.h
@@ -0,0 +1,147 @@
+/*
+ * Copyright (C) 2013,2014 Renesas Electronics Corporation
+ * Copyright (C) 2014 Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0
+ */
+
+#ifndef __EHCI_RMOBILE_H__
+#define __EHCI_RMOBILE_H__
+
+/* Register offset */
+#define OHCI_OFFSET 0x00
+#define OHCI_SIZE 0x1000
+#define EHCI_OFFSET 0x1000
+#define EHCI_SIZE 0x1000
+
+#define EHCI_USBCMD (EHCI_OFFSET + 0x0020)
+
+/* USBCTR */
+#define DIRPD (1 << 8)
+#define PLL_RST (1 << 2)
+#define PCICLK_MASK (1 << 1)
+#define USBH_RST (1 << 0)
+
+/* CMND_STS */
+#define SERREN (1 << 8)
+#define PERREN (1 << 6)
+#define MASTEREN (1 << 2)
+#define MEMEN (1 << 1)
+
+/* PCIAHB_WIN1_CTR and PCIAHB_WIN2_CTR */
+#define PCIAHB_WIN_PREFETCH ((1 << 1)|(1 << 0))
+
+/* AHBPCI_WIN1_CTR */
+#define PCIWIN1_PCICMD ((1 << 3)|(1 << 1))
+#define AHB_CFG_AHBPCI 0x40000000
+#define AHB_CFG_HOST 0x80000000
+
+/* AHBPCI_WIN2_CTR */
+#define PCIWIN2_PCICMD ((1 << 2)|(1 << 1))
+
+/* PCI_INT_ENABLE */
+#define USBH_PMEEN (1 << 19)
+#define USBH_INTBEN (1 << 17)
+#define USBH_INTAEN (1 << 16)
+
+/* AHB_BUS_CTR */
+#define SMODE_READY_CTR (1 << 17)
+#define SMODE_READ_BURST (1 << 16)
+#define MMODE_HBUSREQ (1 << 7)
+#define MMODE_BOUNDARY ((1 << 6)|(1 << 5))
+#define MMODE_BURST_WIDTH ((1 << 4)|(1 << 3))
+#define MMODE_SINGLE_MODE ((1 << 4)|(1 << 3))
+#define MMODE_WR_INCR (1 << 2)
+#define MMODE_BYTE_BURST (1 << 1)
+#define MMODE_HTRANS (1 << 0)
+
+/* PCI_ARBITER_CTR */
+#define PCIBUS_PARK_TIMER 0x00FF0000
+#define PCIBUS_PARK_TIMER_SET 0x00070000
+#define PCIBP_MODE (1 << 12)
+#define PCIREQ7 (1 << 7)
+#define PCIREQ6 (1 << 6)
+#define PCIREQ5 (1 << 5)
+#define PCIREQ4 (1 << 4)
+#define PCIREQ3 (1 << 3)
+#define PCIREQ2 (1 << 2)
+#define PCIREQ1 (1 << 1)
+#define PCIREQ0 (1 << 0)
+
+#define SMSTPCR7 0xE615014C
+#define SMSTPCR703 (1 << 3)
+
+/* Init AHB master and slave functions of the host logic */
+#define AHB_BUS_CTR_INIT \
+ (SMODE_READY_CTR | MMODE_HBUSREQ | MMODE_WR_INCR | \
+ MMODE_BYTE_BURST | MMODE_HTRANS)
+
+#define USBCTR_WIN_SIZE_1GB 0x800
+
+/* PCI Configuration Registers */
+#define PCI_CONF_OHCI_OFFSET 0x10000
+#define PCI_CONF_EHCI_OFFSET 0x10100
+struct ahb_pciconf {
+ u32 vid_did;
+ u32 cmnd_sts;
+ u32 rev;
+ u32 cache_line;
+ u32 basead;
+};
+
+/* PCI Configuration Registers for AHB-PCI Bridge Registers */
+#define PCI_CONF_AHBPCI_OFFSET 0x10000
+struct ahbconf_pci_bridge {
+ u32 vid_did; /* 0x00 */
+ u32 cmnd_sts;
+ u32 revid_cc;
+ u32 cls_lt_ht_bist;
+ u32 basead; /* 0x10 */
+ u32 win1_basead;
+ u32 win2_basead;
+ u32 dummy0[5];
+ u32 ssvdi_ssid; /* 0x2C */
+ u32 dummy1[4];
+ u32 intr_line_pin;
+};
+
+/* AHB-PCI Bridge PCI Communication Registers */
+#define AHBPCI_OFFSET 0x10800
+struct ahbcom_pci_bridge {
+ u32 pciahb_win1_ctr; /* 0x00 */
+ u32 pciahb_win2_ctr;
+ u32 pciahb_dct_ctr;
+ u32 dummy0;
+ u32 ahbpci_win1_ctr; /* 0x10 */
+ u32 ahbpci_win2_ctr;
+ u32 dummy1;
+ u32 ahbpci_dct_ctr;
+ u32 pci_int_enable; /* 0x20 */
+ u32 pci_int_status;
+ u32 dummy2[2];
+ u32 ahb_bus_ctr; /* 0x30 */
+ u32 usbctr;
+ u32 dummy3[2];
+ u32 pci_arbiter_ctr; /* 0x40 */
+ u32 dummy4;
+ u32 pci_unit_rev; /* 0x48 */
+};
+
+struct rmobile_ehci_reg {
+ u32 hciversion; /* hciversion/caplength */
+ u32 hcsparams; /* hcsparams */
+ u32 hccparams; /* hccparams */
+ u32 hcsp_portroute; /* hcsp_portroute */
+ u32 usbcmd; /* usbcmd */
+ u32 usbsts; /* usbsts */
+ u32 usbintr; /* usbintr */
+ u32 frindex; /* frindex */
+ u32 ctrldssegment; /* ctrldssegment */
+ u32 periodiclistbase; /* periodiclistbase */
+ u32 asynclistaddr; /* asynclistaddr */
+ u32 dummy[9];
+ u32 configflag; /* configflag */
+ u32 portsc; /* portsc */
+};
+
+#endif /* __EHCI_RMOBILE_H__ */