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-rw-r--r--include/asm-powerpc/immap_qe.h477
-rw-r--r--include/asm-powerpc/qe.h457
-rw-r--r--include/asm-powerpc/qe_ic.h64
-rw-r--r--include/asm-powerpc/ucc.h84
-rw-r--r--include/asm-powerpc/ucc_fast.h243
-rw-r--r--include/asm-powerpc/ucc_slow.h289
6 files changed, 1614 insertions, 0 deletions
diff --git a/include/asm-powerpc/immap_qe.h b/include/asm-powerpc/immap_qe.h
new file mode 100644
index 00000000000..ce12f85fff9
--- /dev/null
+++ b/include/asm-powerpc/immap_qe.h
@@ -0,0 +1,477 @@
+/*
+ * include/asm-powerpc/immap_qe.h
+ *
+ * QUICC Engine (QE) Internal Memory Map.
+ * The Internal Memory Map for devices with QE on them. This
+ * is the superset of all QE devices (8360, etc.).
+
+ * Copyright (C) 2006. Freescale Semicondutor, Inc. All rights reserved.
+ *
+ * Authors: Shlomi Gridish <gridish@freescale.com>
+ * Li Yang <leoli@freescale.com>
+ *
+ * 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.
+ */
+#ifndef _ASM_POWERPC_IMMAP_QE_H
+#define _ASM_POWERPC_IMMAP_QE_H
+#ifdef __KERNEL__
+
+#include <linux/kernel.h>
+
+#define QE_IMMAP_SIZE (1024 * 1024) /* 1MB from 1MB+IMMR */
+
+/* QE I-RAM */
+struct qe_iram {
+ __be32 iadd; /* I-RAM Address Register */
+ __be32 idata; /* I-RAM Data Register */
+ u8 res0[0x78];
+} __attribute__ ((packed));
+
+/* QE Interrupt Controller */
+struct qe_ic_regs {
+ __be32 qicr;
+ __be32 qivec;
+ __be32 qripnr;
+ __be32 qipnr;
+ __be32 qipxcc;
+ __be32 qipycc;
+ __be32 qipwcc;
+ __be32 qipzcc;
+ __be32 qimr;
+ __be32 qrimr;
+ __be32 qicnr;
+ u8 res0[0x4];
+ __be32 qiprta;
+ __be32 qiprtb;
+ u8 res1[0x4];
+ __be32 qricr;
+ u8 res2[0x20];
+ __be32 qhivec;
+ u8 res3[0x1C];
+} __attribute__ ((packed));
+
+/* Communications Processor */
+struct cp_qe {
+ __be32 cecr; /* QE command register */
+ __be32 ceccr; /* QE controller configuration register */
+ __be32 cecdr; /* QE command data register */
+ u8 res0[0xA];
+ __be16 ceter; /* QE timer event register */
+ u8 res1[0x2];
+ __be16 cetmr; /* QE timers mask register */
+ __be32 cetscr; /* QE time-stamp timer control register */
+ __be32 cetsr1; /* QE time-stamp register 1 */
+ __be32 cetsr2; /* QE time-stamp register 2 */
+ u8 res2[0x8];
+ __be32 cevter; /* QE virtual tasks event register */
+ __be32 cevtmr; /* QE virtual tasks mask register */
+ __be16 cercr; /* QE RAM control register */
+ u8 res3[0x2];
+ u8 res4[0x24];
+ __be16 ceexe1; /* QE external request 1 event register */
+ u8 res5[0x2];
+ __be16 ceexm1; /* QE external request 1 mask register */
+ u8 res6[0x2];
+ __be16 ceexe2; /* QE external request 2 event register */
+ u8 res7[0x2];
+ __be16 ceexm2; /* QE external request 2 mask register */
+ u8 res8[0x2];
+ __be16 ceexe3; /* QE external request 3 event register */
+ u8 res9[0x2];
+ __be16 ceexm3; /* QE external request 3 mask register */
+ u8 res10[0x2];
+ __be16 ceexe4; /* QE external request 4 event register */
+ u8 res11[0x2];
+ __be16 ceexm4; /* QE external request 4 mask register */
+ u8 res12[0x2];
+ u8 res13[0x280];
+} __attribute__ ((packed));
+
+/* QE Multiplexer */
+struct qe_mux {
+ __be32 cmxgcr; /* CMX general clock route register */
+ __be32 cmxsi1cr_l; /* CMX SI1 clock route low register */
+ __be32 cmxsi1cr_h; /* CMX SI1 clock route high register */
+ __be32 cmxsi1syr; /* CMX SI1 SYNC route register */
+ __be32 cmxucr1; /* CMX UCC1, UCC3 clock route register */
+ __be32 cmxucr2; /* CMX UCC5, UCC7 clock route register */
+ __be32 cmxucr3; /* CMX UCC2, UCC4 clock route register */
+ __be32 cmxucr4; /* CMX UCC6, UCC8 clock route register */
+ __be32 cmxupcr; /* CMX UPC clock route register */
+ u8 res0[0x1C];
+} __attribute__ ((packed));
+
+/* QE Timers */
+struct qe_timers {
+ u8 gtcfr1; /* Timer 1 and Timer 2 global config register*/
+ u8 res0[0x3];
+ u8 gtcfr2; /* Timer 3 and timer 4 global config register*/
+ u8 res1[0xB];
+ __be16 gtmdr1; /* Timer 1 mode register */
+ __be16 gtmdr2; /* Timer 2 mode register */
+ __be16 gtrfr1; /* Timer 1 reference register */
+ __be16 gtrfr2; /* Timer 2 reference register */
+ __be16 gtcpr1; /* Timer 1 capture register */
+ __be16 gtcpr2; /* Timer 2 capture register */
+ __be16 gtcnr1; /* Timer 1 counter */
+ __be16 gtcnr2; /* Timer 2 counter */
+ __be16 gtmdr3; /* Timer 3 mode register */
+ __be16 gtmdr4; /* Timer 4 mode register */
+ __be16 gtrfr3; /* Timer 3 reference register */
+ __be16 gtrfr4; /* Timer 4 reference register */
+ __be16 gtcpr3; /* Timer 3 capture register */
+ __be16 gtcpr4; /* Timer 4 capture register */
+ __be16 gtcnr3; /* Timer 3 counter */
+ __be16 gtcnr4; /* Timer 4 counter */
+ __be16 gtevr1; /* Timer 1 event register */
+ __be16 gtevr2; /* Timer 2 event register */
+ __be16 gtevr3; /* Timer 3 event register */
+ __be16 gtevr4; /* Timer 4 event register */
+ __be16 gtps; /* Timer 1 prescale register */
+ u8 res2[0x46];
+} __attribute__ ((packed));
+
+/* BRG */
+struct qe_brg {
+ __be32 brgc1; /* BRG1 configuration register */
+ __be32 brgc2; /* BRG2 configuration register */
+ __be32 brgc3; /* BRG3 configuration register */
+ __be32 brgc4; /* BRG4 configuration register */
+ __be32 brgc5; /* BRG5 configuration register */
+ __be32 brgc6; /* BRG6 configuration register */
+ __be32 brgc7; /* BRG7 configuration register */
+ __be32 brgc8; /* BRG8 configuration register */
+ __be32 brgc9; /* BRG9 configuration register */
+ __be32 brgc10; /* BRG10 configuration register */
+ __be32 brgc11; /* BRG11 configuration register */
+ __be32 brgc12; /* BRG12 configuration register */
+ __be32 brgc13; /* BRG13 configuration register */
+ __be32 brgc14; /* BRG14 configuration register */
+ __be32 brgc15; /* BRG15 configuration register */
+ __be32 brgc16; /* BRG16 configuration register */
+ u8 res0[0x40];
+} __attribute__ ((packed));
+
+/* SPI */
+struct spi {
+ u8 res0[0x20];
+ __be32 spmode; /* SPI mode register */
+ u8 res1[0x2];
+ u8 spie; /* SPI event register */
+ u8 res2[0x1];
+ u8 res3[0x2];
+ u8 spim; /* SPI mask register */
+ u8 res4[0x1];
+ u8 res5[0x1];
+ u8 spcom; /* SPI command register */
+ u8 res6[0x2];
+ __be32 spitd; /* SPI transmit data register (cpu mode) */
+ __be32 spird; /* SPI receive data register (cpu mode) */
+ u8 res7[0x8];
+} __attribute__ ((packed));
+
+/* SI */
+struct si1 {
+ __be16 siamr1; /* SI1 TDMA mode register */
+ __be16 sibmr1; /* SI1 TDMB mode register */
+ __be16 sicmr1; /* SI1 TDMC mode register */
+ __be16 sidmr1; /* SI1 TDMD mode register */
+ u8 siglmr1_h; /* SI1 global mode register high */
+ u8 res0[0x1];
+ u8 sicmdr1_h; /* SI1 command register high */
+ u8 res2[0x1];
+ u8 sistr1_h; /* SI1 status register high */
+ u8 res3[0x1];
+ __be16 sirsr1_h; /* SI1 RAM shadow address register high */
+ u8 sitarc1; /* SI1 RAM counter Tx TDMA */
+ u8 sitbrc1; /* SI1 RAM counter Tx TDMB */
+ u8 sitcrc1; /* SI1 RAM counter Tx TDMC */
+ u8 sitdrc1; /* SI1 RAM counter Tx TDMD */
+ u8 sirarc1; /* SI1 RAM counter Rx TDMA */
+ u8 sirbrc1; /* SI1 RAM counter Rx TDMB */
+ u8 sircrc1; /* SI1 RAM counter Rx TDMC */
+ u8 sirdrc1; /* SI1 RAM counter Rx TDMD */
+ u8 res4[0x8];
+ __be16 siemr1; /* SI1 TDME mode register 16 bits */
+ __be16 sifmr1; /* SI1 TDMF mode register 16 bits */
+ __be16 sigmr1; /* SI1 TDMG mode register 16 bits */
+ __be16 sihmr1; /* SI1 TDMH mode register 16 bits */
+ u8 siglmg1_l; /* SI1 global mode register low 8 bits */
+ u8 res5[0x1];
+ u8 sicmdr1_l; /* SI1 command register low 8 bits */
+ u8 res6[0x1];
+ u8 sistr1_l; /* SI1 status register low 8 bits */
+ u8 res7[0x1];
+ __be16 sirsr1_l; /* SI1 RAM shadow address register low 16 bits*/
+ u8 siterc1; /* SI1 RAM counter Tx TDME 8 bits */
+ u8 sitfrc1; /* SI1 RAM counter Tx TDMF 8 bits */
+ u8 sitgrc1; /* SI1 RAM counter Tx TDMG 8 bits */
+ u8 sithrc1; /* SI1 RAM counter Tx TDMH 8 bits */
+ u8 sirerc1; /* SI1 RAM counter Rx TDME 8 bits */
+ u8 sirfrc1; /* SI1 RAM counter Rx TDMF 8 bits */
+ u8 sirgrc1; /* SI1 RAM counter Rx TDMG 8 bits */
+ u8 sirhrc1; /* SI1 RAM counter Rx TDMH 8 bits */
+ u8 res8[0x8];
+ __be32 siml1; /* SI1 multiframe limit register */
+ u8 siedm1; /* SI1 extended diagnostic mode register */
+ u8 res9[0xBB];
+} __attribute__ ((packed));
+
+/* SI Routing Tables */
+struct sir {
+ u8 tx[0x400];
+ u8 rx[0x400];
+ u8 res0[0x800];
+} __attribute__ ((packed));
+
+/* USB Controller */
+struct usb_ctlr {
+ u8 usb_usmod;
+ u8 usb_usadr;
+ u8 usb_uscom;
+ u8 res1[1];
+ __be16 usb_usep1;
+ __be16 usb_usep2;
+ __be16 usb_usep3;
+ __be16 usb_usep4;
+ u8 res2[4];
+ __be16 usb_usber;
+ u8 res3[2];
+ __be16 usb_usbmr;
+ u8 res4[1];
+ u8 usb_usbs;
+ __be16 usb_ussft;
+ u8 res5[2];
+ __be16 usb_usfrn;
+ u8 res6[0x22];
+} __attribute__ ((packed));
+
+/* MCC */
+struct mcc {
+ __be32 mcce; /* MCC event register */
+ __be32 mccm; /* MCC mask register */
+ __be32 mccf; /* MCC configuration register */
+ __be32 merl; /* MCC emergency request level register */
+ u8 res0[0xF0];
+} __attribute__ ((packed));
+
+/* QE UCC Slow */
+struct ucc_slow {
+ __be32 gumr_l; /* UCCx general mode register (low) */
+ __be32 gumr_h; /* UCCx general mode register (high) */
+ __be16 upsmr; /* UCCx protocol-specific mode register */
+ u8 res0[0x2];
+ __be16 utodr; /* UCCx transmit on demand register */
+ __be16 udsr; /* UCCx data synchronization register */
+ __be16 ucce; /* UCCx event register */
+ u8 res1[0x2];
+ __be16 uccm; /* UCCx mask register */
+ u8 res2[0x1];
+ u8 uccs; /* UCCx status register */
+ u8 res3[0x24];
+ __be16 utpt;
+ u8 guemr; /* UCC general extended mode register */
+ u8 res4[0x200 - 0x091];
+} __attribute__ ((packed));
+
+/* QE UCC Fast */
+struct ucc_fast {
+ __be32 gumr; /* UCCx general mode register */
+ __be32 upsmr; /* UCCx protocol-specific mode register */
+ __be16 utodr; /* UCCx transmit on demand register */
+ u8 res0[0x2];
+ __be16 udsr; /* UCCx data synchronization register */
+ u8 res1[0x2];
+ __be32 ucce; /* UCCx event register */
+ __be32 uccm; /* UCCx mask register */
+ u8 uccs; /* UCCx status register */
+ u8 res2[0x7];
+ __be32 urfb; /* UCC receive FIFO base */
+ __be16 urfs; /* UCC receive FIFO size */
+ u8 res3[0x2];
+ __be16 urfet; /* UCC receive FIFO emergency threshold */
+ __be16 urfset; /* UCC receive FIFO special emergency
+ threshold */
+ __be32 utfb; /* UCC transmit FIFO base */
+ __be16 utfs; /* UCC transmit FIFO size */
+ u8 res4[0x2];
+ __be16 utfet; /* UCC transmit FIFO emergency threshold */
+ u8 res5[0x2];
+ __be16 utftt; /* UCC transmit FIFO transmit threshold */
+ u8 res6[0x2];
+ __be16 utpt; /* UCC transmit polling timer */
+ u8 res7[0x2];
+ __be32 urtry; /* UCC retry counter register */
+ u8 res8[0x4C];
+ u8 guemr; /* UCC general extended mode register */
+ u8 res9[0x100 - 0x091];
+} __attribute__ ((packed));
+
+/* QE UCC */
+struct ucc_common {
+ u8 res1[0x90];
+ u8 guemr;
+ u8 res2[0x200 - 0x091];
+} __attribute__ ((packed));
+
+struct ucc {
+ union {
+ struct ucc_slow slow;
+ struct ucc_fast fast;
+ struct ucc_common common;
+ };
+} __attribute__ ((packed));
+
+/* MultiPHY UTOPIA POS Controllers (UPC) */
+struct upc {
+ __be32 upgcr; /* UTOPIA/POS general configuration register */
+ __be32 uplpa; /* UTOPIA/POS last PHY address */
+ __be32 uphec; /* ATM HEC register */
+ __be32 upuc; /* UTOPIA/POS UCC configuration */
+ __be32 updc1; /* UTOPIA/POS device 1 configuration */
+ __be32 updc2; /* UTOPIA/POS device 2 configuration */
+ __be32 updc3; /* UTOPIA/POS device 3 configuration */
+ __be32 updc4; /* UTOPIA/POS device 4 configuration */
+ __be32 upstpa; /* UTOPIA/POS STPA threshold */
+ u8 res0[0xC];
+ __be32 updrs1_h; /* UTOPIA/POS device 1 rate select */
+ __be32 updrs1_l; /* UTOPIA/POS device 1 rate select */
+ __be32 updrs2_h; /* UTOPIA/POS device 2 rate select */
+ __be32 updrs2_l; /* UTOPIA/POS device 2 rate select */
+ __be32 updrs3_h; /* UTOPIA/POS device 3 rate select */
+ __be32 updrs3_l; /* UTOPIA/POS device 3 rate select */
+ __be32 updrs4_h; /* UTOPIA/POS device 4 rate select */
+ __be32 updrs4_l; /* UTOPIA/POS device 4 rate select */
+ __be32 updrp1; /* UTOPIA/POS device 1 receive priority low */
+ __be32 updrp2; /* UTOPIA/POS device 2 receive priority low */
+ __be32 updrp3; /* UTOPIA/POS device 3 receive priority low */
+ __be32 updrp4; /* UTOPIA/POS device 4 receive priority low */
+ __be32 upde1; /* UTOPIA/POS device 1 event */
+ __be32 upde2; /* UTOPIA/POS device 2 event */
+ __be32 upde3; /* UTOPIA/POS device 3 event */
+ __be32 upde4; /* UTOPIA/POS device 4 event */
+ __be16 uprp1;
+ __be16 uprp2;
+ __be16 uprp3;
+ __be16 uprp4;
+ u8 res1[0x8];
+ __be16 uptirr1_0; /* Device 1 transmit internal rate 0 */
+ __be16 uptirr1_1; /* Device 1 transmit internal rate 1 */
+ __be16 uptirr1_2; /* Device 1 transmit internal rate 2 */
+ __be16 uptirr1_3; /* Device 1 transmit internal rate 3 */
+ __be16 uptirr2_0; /* Device 2 transmit internal rate 0 */
+ __be16 uptirr2_1; /* Device 2 transmit internal rate 1 */
+ __be16 uptirr2_2; /* Device 2 transmit internal rate 2 */
+ __be16 uptirr2_3; /* Device 2 transmit internal rate 3 */
+ __be16 uptirr3_0; /* Device 3 transmit internal rate 0 */
+ __be16 uptirr3_1; /* Device 3 transmit internal rate 1 */
+ __be16 uptirr3_2; /* Device 3 transmit internal rate 2 */
+ __be16 uptirr3_3; /* Device 3 transmit internal rate 3 */
+ __be16 uptirr4_0; /* Device 4 transmit internal rate 0 */
+ __be16 uptirr4_1; /* Device 4 transmit internal rate 1 */
+ __be16 uptirr4_2; /* Device 4 transmit internal rate 2 */
+ __be16 uptirr4_3; /* Device 4 transmit internal rate 3 */
+ __be32 uper1; /* Device 1 port enable register */
+ __be32 uper2; /* Device 2 port enable register */
+ __be32 uper3; /* Device 3 port enable register */
+ __be32 uper4; /* Device 4 port enable register */
+ u8 res2[0x150];
+} __attribute__ ((packed));
+
+/* SDMA */
+struct sdma {
+ __be32 sdsr; /* Serial DMA status register */
+ __be32 sdmr; /* Serial DMA mode register */
+ __be32 sdtr1; /* SDMA system bus threshold register */
+ __be32 sdtr2; /* SDMA secondary bus threshold register */
+ __be32 sdhy1; /* SDMA system bus hysteresis register */
+ __be32 sdhy2; /* SDMA secondary bus hysteresis register */
+ __be32 sdta1; /* SDMA system bus address register */
+ __be32 sdta2; /* SDMA secondary bus address register */
+ __be32 sdtm1; /* SDMA system bus MSNUM register */
+ __be32 sdtm2; /* SDMA secondary bus MSNUM register */
+ u8 res0[0x10];
+ __be32 sdaqr; /* SDMA address bus qualify register */
+ __be32 sdaqmr; /* SDMA address bus qualify mask register */
+ u8 res1[0x4];
+ __be32 sdebcr; /* SDMA CAM entries base register */
+ u8 res2[0x38];
+} __attribute__ ((packed));
+
+/* Debug Space */
+struct dbg {
+ __be32 bpdcr; /* Breakpoint debug command register */
+ __be32 bpdsr; /* Breakpoint debug status register */
+ __be32 bpdmr; /* Breakpoint debug mask register */
+ __be32 bprmrr0; /* Breakpoint request mode risc register 0 */
+ __be32 bprmrr1; /* Breakpoint request mode risc register 1 */
+ u8 res0[0x8];
+ __be32 bprmtr0; /* Breakpoint request mode trb register 0 */
+ __be32 bprmtr1; /* Breakpoint request mode trb register 1 */
+ u8 res1[0x8];
+ __be32 bprmir; /* Breakpoint request mode immediate register */
+ __be32 bprmsr; /* Breakpoint request mode serial register */
+ __be32 bpemr; /* Breakpoint exit mode register */
+ u8 res2[0x48];
+} __attribute__ ((packed));
+
+/* RISC Special Registers (Trap and Breakpoint) */
+struct rsp {
+ u8 fixme[0x100];
+} __attribute__ ((packed));
+
+struct qe_immap {
+ struct qe_iram iram; /* I-RAM */
+ struct qe_ic_regs ic; /* Interrupt Controller */
+ struct cp_qe cp; /* Communications Processor */
+ struct qe_mux qmx; /* QE Multiplexer */
+ struct qe_timers qet; /* QE Timers */
+ struct spi spi[0x2]; /* spi */
+ struct mcc mcc; /* mcc */
+ struct qe_brg brg; /* brg */
+ struct usb_ctlr usb; /* USB */
+ struct si1 si1; /* SI */
+ u8 res11[0x800];
+ struct sir sir; /* SI Routing Tables */
+ struct ucc ucc1; /* ucc1 */
+ struct ucc ucc3; /* ucc3 */
+ struct ucc ucc5; /* ucc5 */
+ struct ucc ucc7; /* ucc7 */
+ u8 res12[0x600];
+ struct upc upc1; /* MultiPHY UTOPIA POS Ctrlr 1*/
+ struct ucc ucc2; /* ucc2 */
+ struct ucc ucc4; /* ucc4 */
+ struct ucc ucc6; /* ucc6 */
+ struct ucc ucc8; /* ucc8 */
+ u8 res13[0x600];
+ struct upc upc2; /* MultiPHY UTOPIA POS Ctrlr 2*/
+ struct sdma sdma; /* SDMA */
+ struct dbg dbg; /* Debug Space */
+ struct rsp rsp[0x2]; /* RISC Special Registers
+ (Trap and Breakpoint) */
+ u8 res14[0x300];
+ u8 res15[0x3A00];
+ u8 res16[0x8000]; /* 0x108000 - 0x110000 */
+ u8 muram[0xC000]; /* 0x110000 - 0x11C000
+ Multi-user RAM */
+ u8 res17[0x24000]; /* 0x11C000 - 0x140000 */
+ u8 res18[0xC0000]; /* 0x140000 - 0x200000 */
+} __attribute__ ((packed));
+
+extern struct qe_immap *qe_immr;
+extern phys_addr_t get_qe_base(void);
+
+static inline unsigned long immrbar_virt_to_phys(volatile void * address)
+{
+ if ( ((u32)address >= (u32)qe_immr) &&
+ ((u32)address < ((u32)qe_immr + QE_IMMAP_SIZE)) )
+ return (unsigned long)(address - (u32)qe_immr +
+ (u32)get_qe_base());
+ return (unsigned long)virt_to_phys(address);
+}
+
+#endif /* __KERNEL__ */
+#endif /* _ASM_POWERPC_IMMAP_QE_H */
diff --git a/include/asm-powerpc/qe.h b/include/asm-powerpc/qe.h
new file mode 100644
index 00000000000..a62168ec535
--- /dev/null
+++ b/include/asm-powerpc/qe.h
@@ -0,0 +1,457 @@
+/*
+ * Copyright (C) 2006 Freescale Semicondutor, Inc. All rights reserved.
+ *
+ * Authors: Shlomi Gridish <gridish@freescale.com>
+ * Li Yang <leoli@freescale.com>
+ *
+ * Description:
+ * QUICC Engine (QE) external definitions and structure.
+ *
+ * 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.
+ */
+#ifndef _ASM_POWERPC_QE_H
+#define _ASM_POWERPC_QE_H
+#ifdef __KERNEL__
+
+#include <asm/immap_qe.h>
+
+#define QE_NUM_OF_SNUM 28
+#define QE_NUM_OF_BRGS 16
+#define QE_NUM_OF_PORTS 1024
+
+/* Memory partitions
+*/
+#define MEM_PART_SYSTEM 0
+#define MEM_PART_SECONDARY 1
+#define MEM_PART_MURAM 2
+
+/* Export QE common operations */
+extern void qe_reset(void);
+extern int par_io_init(struct device_node *np);
+extern int par_io_of_config(struct device_node *np);
+
+/* QE internal API */
+int qe_issue_cmd(u32 cmd, u32 device, u8 mcn_protocol, u32 cmd_input);
+void qe_setbrg(u32 brg, u32 rate);
+int qe_get_snum(void);
+void qe_put_snum(u8 snum);
+u32 qe_muram_alloc(u32 size, u32 align);
+int qe_muram_free(u32 offset);
+u32 qe_muram_alloc_fixed(u32 offset, u32 size);
+void qe_muram_dump(void);
+void *qe_muram_addr(u32 offset);
+
+/* Buffer descriptors */
+struct qe_bd {
+ u16 status;
+ u16 length;
+ u32 buf;
+} __attribute__ ((packed));
+
+#define BD_STATUS_MASK 0xffff0000
+#define BD_LENGTH_MASK 0x0000ffff
+
+/* Alignment */
+#define QE_INTR_TABLE_ALIGN 16 /* ??? */
+#define QE_ALIGNMENT_OF_BD 8
+#define QE_ALIGNMENT_OF_PRAM 64
+
+/* RISC allocation */
+enum qe_risc_allocation {
+ QE_RISC_ALLOCATION_RISC1 = 1, /* RISC 1 */
+ QE_RISC_ALLOCATION_RISC2 = 2, /* RISC 2 */
+ QE_RISC_ALLOCATION_RISC1_AND_RISC2 = 3 /* Dynamically choose
+ RISC 1 or RISC 2 */
+};
+
+/* QE extended filtering Table Lookup Key Size */
+enum qe_fltr_tbl_lookup_key_size {
+ QE_FLTR_TABLE_LOOKUP_KEY_SIZE_8_BYTES
+ = 0x3f, /* LookupKey parsed by the Generate LookupKey
+ CMD is truncated to 8 bytes */
+ QE_FLTR_TABLE_LOOKUP_KEY_SIZE_16_BYTES
+ = 0x5f, /* LookupKey parsed by the Generate LookupKey
+ CMD is truncated to 16 bytes */
+};
+
+/* QE FLTR extended filtering Largest External Table Lookup Key Size */
+enum qe_fltr_largest_external_tbl_lookup_key_size {
+ QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_NONE
+ = 0x0,/* not used */
+ QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_8_BYTES
+ = QE_FLTR_TABLE_LOOKUP_KEY_SIZE_8_BYTES, /* 8 bytes */
+ QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_16_BYTES
+ = QE_FLTR_TABLE_LOOKUP_KEY_SIZE_16_BYTES, /* 16 bytes */
+};
+
+/* structure representing QE parameter RAM */
+struct qe_timer_tables {
+ u16 tm_base; /* QE timer table base adr */
+ u16 tm_ptr; /* QE timer table pointer */
+ u16 r_tmr; /* QE timer mode register */
+ u16 r_tmv; /* QE timer valid register */
+ u32 tm_cmd; /* QE timer cmd register */
+ u32 tm_cnt; /* QE timer internal cnt */
+} __attribute__ ((packed));
+
+#define QE_FLTR_TAD_SIZE 8
+
+/* QE extended filtering Termination Action Descriptor (TAD) */
+struct qe_fltr_tad {
+ u8 serialized[QE_FLTR_TAD_SIZE];
+} __attribute__ ((packed));
+
+/* Communication Direction */
+enum comm_dir {
+ COMM_DIR_NONE = 0,
+ COMM_DIR_RX = 1,
+ COMM_DIR_TX = 2,
+ COMM_DIR_RX_AND_TX = 3
+};
+
+/* Clocks and BRGs */
+enum qe_clock {
+ QE_CLK_NONE = 0,
+ QE_BRG1, /* Baud Rate Generator 1 */
+ QE_BRG2, /* Baud Rate Generator 2 */
+ QE_BRG3, /* Baud Rate Generator 3 */
+ QE_BRG4, /* Baud Rate Generator 4 */
+ QE_BRG5, /* Baud Rate Generator 5 */
+ QE_BRG6, /* Baud Rate Generator 6 */
+ QE_BRG7, /* Baud Rate Generator 7 */
+ QE_BRG8, /* Baud Rate Generator 8 */
+ QE_BRG9, /* Baud Rate Generator 9 */
+ QE_BRG10, /* Baud Rate Generator 10 */
+ QE_BRG11, /* Baud Rate Generator 11 */
+ QE_BRG12, /* Baud Rate Generator 12 */
+ QE_BRG13, /* Baud Rate Generator 13 */
+ QE_BRG14, /* Baud Rate Generator 14 */
+ QE_BRG15, /* Baud Rate Generator 15 */
+ QE_BRG16, /* Baud Rate Generator 16 */
+ QE_CLK1, /* Clock 1 */
+ QE_CLK2, /* Clock 2 */
+ QE_CLK3, /* Clock 3 */
+ QE_CLK4, /* Clock 4 */
+ QE_CLK5, /* Clock 5 */
+ QE_CLK6, /* Clock 6 */
+ QE_CLK7, /* Clock 7 */
+ QE_CLK8, /* Clock 8 */
+ QE_CLK9, /* Clock 9 */
+ QE_CLK10, /* Clock 10 */
+ QE_CLK11, /* Clock 11 */
+ QE_CLK12, /* Clock 12 */
+ QE_CLK13, /* Clock 13 */
+ QE_CLK14, /* Clock 14 */
+ QE_CLK15, /* Clock 15 */
+ QE_CLK16, /* Clock 16 */
+ QE_CLK17, /* Clock 17 */
+ QE_CLK18, /* Clock 18 */
+ QE_CLK19, /* Clock 19 */
+ QE_CLK20, /* Clock 20 */
+ QE_CLK21, /* Clock 21 */
+ QE_CLK22, /* Clock 22 */
+ QE_CLK23, /* Clock 23 */
+ QE_CLK24, /* Clock 24 */
+ QE_CLK_DUMMY,
+};
+
+/* QE CMXUCR Registers.
+ * There are two UCCs represented in each of the four CMXUCR registers.
+ * These values are for the UCC in the LSBs
+ */
+#define QE_CMXUCR_MII_ENET_MNG 0x00007000
+#define QE_CMXUCR_MII_ENET_MNG_SHIFT 12
+#define QE_CMXUCR_GRANT 0x00008000
+#define QE_CMXUCR_TSA 0x00004000
+#define QE_CMXUCR_BKPT 0x00000100
+#define QE_CMXUCR_TX_CLK_SRC_MASK 0x0000000F
+
+/* QE CMXGCR Registers.
+*/
+#define QE_CMXGCR_MII_ENET_MNG 0x00007000
+#define QE_CMXGCR_MII_ENET_MNG_SHIFT 12
+#define QE_CMXGCR_USBCS 0x0000000f
+
+/* QE CECR Commands.
+*/
+#define QE_CR_FLG 0x00010000
+#define QE_RESET 0x80000000
+#define QE_INIT_TX_RX 0x00000000
+#define QE_INIT_RX 0x00000001
+#define QE_INIT_TX 0x00000002
+#define QE_ENTER_HUNT_MODE 0x00000003
+#define QE_STOP_TX 0x00000004
+#define QE_GRACEFUL_STOP_TX 0x00000005
+#define QE_RESTART_TX 0x00000006
+#define QE_CLOSE_RX_BD 0x00000007
+#define QE_SWITCH_COMMAND 0x00000007
+#define QE_SET_GROUP_ADDRESS 0x00000008
+#define QE_START_IDMA 0x00000009
+#define QE_MCC_STOP_RX 0x00000009
+#define QE_ATM_TRANSMIT 0x0000000a
+#define QE_HPAC_CLEAR_ALL 0x0000000b
+#define QE_GRACEFUL_STOP_RX 0x0000001a
+#define QE_RESTART_RX 0x0000001b
+#define QE_HPAC_SET_PRIORITY 0x0000010b
+#define QE_HPAC_STOP_TX 0x0000020b
+#define QE_HPAC_STOP_RX 0x0000030b
+#define QE_HPAC_GRACEFUL_STOP_TX 0x0000040b
+#define QE_HPAC_GRACEFUL_STOP_RX 0x0000050b
+#define QE_HPAC_START_TX 0x0000060b
+#define QE_HPAC_START_RX 0x0000070b
+#define QE_USB_STOP_TX 0x0000000a
+#define QE_USB_RESTART_TX 0x0000000b
+#define QE_QMC_STOP_TX 0x0000000c
+#define QE_QMC_STOP_RX 0x0000000d
+#define QE_SS7_SU_FIL_RESET 0x0000000e
+/* jonathbr added from here down for 83xx */
+#define QE_RESET_BCS 0x0000000a
+#define QE_MCC_INIT_TX_RX_16 0x00000003
+#define QE_MCC_STOP_TX 0x00000004
+#define QE_MCC_INIT_TX_1 0x00000005
+#define QE_MCC_INIT_RX_1 0x00000006
+#define QE_MCC_RESET 0x00000007
+#define QE_SET_TIMER 0x00000008
+#define QE_RANDOM_NUMBER 0x0000000c
+#define QE_ATM_MULTI_THREAD_INIT 0x00000011
+#define QE_ASSIGN_PAGE 0x00000012
+#define QE_ADD_REMOVE_HASH_ENTRY 0x00000013
+#define QE_START_FLOW_CONTROL 0x00000014
+#define QE_STOP_FLOW_CONTROL 0x00000015
+#define QE_ASSIGN_PAGE_TO_DEVICE 0x00000016
+
+#define QE_ASSIGN_RISC 0x00000010
+#define QE_CR_MCN_NORMAL_SHIFT 6
+#define QE_CR_MCN_USB_SHIFT 4
+#define QE_CR_MCN_RISC_ASSIGN_SHIFT 8
+#define QE_CR_SNUM_SHIFT 17
+
+/* QE CECR Sub Block - sub block of QE command.
+*/
+#define QE_CR_SUBBLOCK_INVALID 0x00000000
+#define QE_CR_SUBBLOCK_USB 0x03200000
+#define QE_CR_SUBBLOCK_UCCFAST1 0x02000000
+#define QE_CR_SUBBLOCK_UCCFAST2 0x02200000
+#define QE_CR_SUBBLOCK_UCCFAST3 0x02400000
+#define QE_CR_SUBBLOCK_UCCFAST4 0x02600000
+#define QE_CR_SUBBLOCK_UCCFAST5 0x02800000
+#define QE_CR_SUBBLOCK_UCCFAST6 0x02a00000
+#define QE_CR_SUBBLOCK_UCCFAST7 0x02c00000
+#define QE_CR_SUBBLOCK_UCCFAST8 0x02e00000
+#define QE_CR_SUBBLOCK_UCCSLOW1 0x00000000
+#define QE_CR_SUBBLOCK_UCCSLOW2 0x00200000
+#define QE_CR_SUBBLOCK_UCCSLOW3 0x00400000
+#define QE_CR_SUBBLOCK_UCCSLOW4 0x00600000
+#define QE_CR_SUBBLOCK_UCCSLOW5 0x00800000
+#define QE_CR_SUBBLOCK_UCCSLOW6 0x00a00000
+#define QE_CR_SUBBLOCK_UCCSLOW7 0x00c00000
+#define QE_CR_SUBBLOCK_UCCSLOW8 0x00e00000
+#define QE_CR_SUBBLOCK_MCC1 0x03800000
+#define QE_CR_SUBBLOCK_MCC2 0x03a00000
+#define QE_CR_SUBBLOCK_MCC3 0x03000000
+#define QE_CR_SUBBLOCK_IDMA1 0x02800000
+#define QE_CR_SUBBLOCK_IDMA2 0x02a00000
+#define QE_CR_SUBBLOCK_IDMA3 0x02c00000
+#define QE_CR_SUBBLOCK_IDMA4 0x02e00000
+#define QE_CR_SUBBLOCK_HPAC 0x01e00000
+#define QE_CR_SUBBLOCK_SPI1 0x01400000
+#define QE_CR_SUBBLOCK_SPI2 0x01600000
+#define QE_CR_SUBBLOCK_RAND 0x01c00000
+#define QE_CR_SUBBLOCK_TIMER 0x01e00000
+#define QE_CR_SUBBLOCK_GENERAL 0x03c00000
+
+/* QE CECR Protocol - For non-MCC, specifies mode for QE CECR command */
+#define QE_CR_PROTOCOL_UNSPECIFIED 0x00 /* For all other protocols */
+#define QE_CR_PROTOCOL_HDLC_TRANSPARENT 0x00
+#define QE_CR_PROTOCOL_ATM_POS 0x0A
+#define QE_CR_PROTOCOL_ETHERNET 0x0C
+#define QE_CR_PROTOCOL_L2_SWITCH 0x0D
+
+/* BMR byte order */
+#define QE_BMR_BYTE_ORDER_BO_PPC 0x08 /* powerpc little endian */
+#define QE_BMR_BYTE_ORDER_BO_MOT 0x10 /* motorola big endian */
+#define QE_BMR_BYTE_ORDER_BO_MAX 0x18
+
+/* BRG configuration register */
+#define QE_BRGC_ENABLE 0x00010000
+#define QE_BRGC_DIVISOR_SHIFT 1
+#define QE_BRGC_DIVISOR_MAX 0xFFF
+#define QE_BRGC_DIV16 1
+
+/* QE Timers registers */
+#define QE_GTCFR1_PCAS 0x80
+#define QE_GTCFR1_STP2 0x20
+#define QE_GTCFR1_RST2 0x10
+#define QE_GTCFR1_GM2 0x08
+#define QE_GTCFR1_GM1 0x04
+#define QE_GTCFR1_STP1 0x02
+#define QE_GTCFR1_RST1 0x01
+
+/* SDMA registers */
+#define QE_SDSR_BER1 0x02000000
+#define QE_SDSR_BER2 0x01000000
+
+#define QE_SDMR_GLB_1_MSK 0x80000000
+#define QE_SDMR_ADR_SEL 0x20000000
+#define QE_SDMR_BER1_MSK 0x02000000
+#define QE_SDMR_BER2_MSK 0x01000000
+#define QE_SDMR_EB1_MSK 0x00800000
+#define QE_SDMR_ER1_MSK 0x00080000
+#define QE_SDMR_ER2_MSK 0x00040000
+#define QE_SDMR_CEN_MASK 0x0000E000
+#define QE_SDMR_SBER_1 0x00000200
+#define QE_SDMR_SBER_2 0x00000200
+#define QE_SDMR_EB1_PR_MASK 0x000000C0
+#define QE_SDMR_ER1_PR 0x00000008
+
+#define QE_SDMR_CEN_SHIFT 13
+#define QE_SDMR_EB1_PR_SHIFT 6
+
+#define QE_SDTM_MSNUM_SHIFT 24
+
+#define QE_SDEBCR_BA_MASK 0x01FFFFFF
+
+/* UPC */
+#define UPGCR_PROTOCOL 0x80000000 /* protocol ul2 or pl2 */
+#define UPGCR_TMS 0x40000000 /* Transmit master/slave mode */
+#define UPGCR_RMS 0x20000000 /* Receive master/slave mode */
+#define UPGCR_ADDR 0x10000000 /* Master MPHY Addr multiplexing */
+#define UPGCR_DIAG 0x01000000 /* Diagnostic mode */
+
+/* UCC */
+#define UCC_GUEMR_MODE_MASK_RX 0x02
+#define UCC_GUEMR_MODE_MASK_TX 0x01
+#define UCC_GUEMR_MODE_FAST_RX 0x02
+#define UCC_GUEMR_MODE_FAST_TX 0x01
+#define UCC_GUEMR_MODE_SLOW_RX 0x00
+#define UCC_GUEMR_MODE_SLOW_TX 0x00
+#define UCC_GUEMR_SET_RESERVED3 0x10 /* Bit 3 in the guemr is reserved but
+ must be set 1 */
+
+/* structure representing UCC SLOW parameter RAM */
+struct ucc_slow_pram {
+ u16 rbase; /* RX BD base address */
+ u16 tbase; /* TX BD base address */
+ u8 rfcr; /* Rx function code */
+ u8 tfcr; /* Tx function code */
+ u16 mrblr; /* Rx buffer length */
+ u32 rstate; /* Rx internal state */
+ u32 rptr; /* Rx internal data pointer */
+ u16 rbptr; /* rb BD Pointer */
+ u16 rcount; /* Rx internal byte count */
+ u32 rtemp; /* Rx temp */
+ u32 tstate; /* Tx internal state */
+ u32 tptr; /* Tx internal data pointer */
+ u16 tbptr; /* Tx BD pointer */
+ u16 tcount; /* Tx byte count */
+ u32 ttemp; /* Tx temp */
+ u32 rcrc; /* temp receive CRC */
+ u32 tcrc; /* temp transmit CRC */
+} __attribute__ ((packed));
+
+/* General UCC SLOW Mode Register (GUMRH & GUMRL) */
+#define UCC_SLOW_GUMR_H_CRC16 0x00004000
+#define UCC_SLOW_GUMR_H_CRC16CCITT 0x00000000
+#define UCC_SLOW_GUMR_H_CRC32CCITT 0x00008000
+#define UCC_SLOW_GUMR_H_REVD 0x00002000
+#define UCC_SLOW_GUMR_H_TRX 0x00001000
+#define UCC_SLOW_GUMR_H_TTX 0x00000800
+#define UCC_SLOW_GUMR_H_CDP 0x00000400
+#define UCC_SLOW_GUMR_H_CTSP 0x00000200
+#define UCC_SLOW_GUMR_H_CDS 0x00000100
+#define UCC_SLOW_GUMR_H_CTSS 0x00000080
+#define UCC_SLOW_GUMR_H_TFL 0x00000040
+#define UCC_SLOW_GUMR_H_RFW 0x00000020
+#define UCC_SLOW_GUMR_H_TXSY 0x00000010
+#define UCC_SLOW_GUMR_H_4SYNC 0x00000004
+#define UCC_SLOW_GUMR_H_8SYNC 0x00000008
+#define UCC_SLOW_GUMR_H_16SYNC 0x0000000c
+#define UCC_SLOW_GUMR_H_RTSM 0x00000002
+#define UCC_SLOW_GUMR_H_RSYN 0x00000001
+
+#define UCC_SLOW_GUMR_L_TCI 0x10000000
+#define UCC_SLOW_GUMR_L_RINV 0x02000000
+#define UCC_SLOW_GUMR_L_TINV 0x01000000
+#define UCC_SLOW_GUMR_L_TEND 0x00020000
+#define UCC_SLOW_GUMR_L_ENR 0x00000020
+#define UCC_SLOW_GUMR_L_ENT 0x00000010
+
+/* General UCC FAST Mode Register */
+#define UCC_FAST_GUMR_TCI 0x20000000
+#define UCC_FAST_GUMR_TRX 0x10000000
+#define UCC_FAST_GUMR_TTX 0x08000000
+#define UCC_FAST_GUMR_CDP 0x04000000
+#define UCC_FAST_GUMR_CTSP 0x02000000
+#define UCC_FAST_GUMR_CDS 0x01000000
+#define UCC_FAST_GUMR_CTSS 0x00800000
+#define UCC_FAST_GUMR_TXSY 0x00020000
+#define UCC_FAST_GUMR_RSYN 0x00010000
+#define UCC_FAST_GUMR_RTSM 0x00002000
+#define UCC_FAST_GUMR_REVD 0x00000400
+#define UCC_FAST_GUMR_ENR 0x00000020
+#define UCC_FAST_GUMR_ENT 0x00000010
+
+/* Slow UCC Event Register (UCCE) */
+#define UCC_SLOW_UCCE_GLR 0x1000
+#define UCC_SLOW_UCCE_GLT 0x0800
+#define UCC_SLOW_UCCE_DCC 0x0400
+#define UCC_SLOW_UCCE_FLG 0x0200
+#define UCC_SLOW_UCCE_AB 0x0200
+#define UCC_SLOW_UCCE_IDLE 0x0100
+#define UCC_SLOW_UCCE_GRA 0x0080
+#define UCC_SLOW_UCCE_TXE 0x0010
+#define UCC_SLOW_UCCE_RXF 0x0008
+#define UCC_SLOW_UCCE_CCR 0x0008
+#define UCC_SLOW_UCCE_RCH 0x0008
+#define UCC_SLOW_UCCE_BSY 0x0004
+#define UCC_SLOW_UCCE_TXB 0x0002
+#define UCC_SLOW_UCCE_TX 0x0002
+#define UCC_SLOW_UCCE_RX 0x0001
+#define UCC_SLOW_UCCE_GOV 0x0001
+#define UCC_SLOW_UCCE_GUN 0x0002
+#define UCC_SLOW_UCCE_GINT 0x0004
+#define UCC_SLOW_UCCE_IQOV 0x0008
+
+#define UCC_SLOW_UCCE_HDLC_SET (UCC_SLOW_UCCE_TXE | UCC_SLOW_UCCE_BSY | \
+ UCC_SLOW_UCCE_GRA | UCC_SLOW_UCCE_TXB | UCC_SLOW_UCCE_RXF | \
+ UCC_SLOW_UCCE_DCC | UCC_SLOW_UCCE_GLT | UCC_SLOW_UCCE_GLR)
+#define UCC_SLOW_UCCE_ENET_SET (UCC_SLOW_UCCE_TXE | UCC_SLOW_UCCE_BSY | \
+ UCC_SLOW_UCCE_GRA | UCC_SLOW_UCCE_TXB | UCC_SLOW_UCCE_RXF)
+#define UCC_SLOW_UCCE_TRANS_SET (UCC_SLOW_UCCE_TXE | UCC_SLOW_UCCE_BSY | \
+ UCC_SLOW_UCCE_GRA | UCC_SLOW_UCCE_TX | UCC_SLOW_UCCE_RX | \
+ UCC_SLOW_UCCE_DCC | UCC_SLOW_UCCE_GLT | UCC_SLOW_UCCE_GLR)
+#define UCC_SLOW_UCCE_UART_SET (UCC_SLOW_UCCE_BSY | UCC_SLOW_UCCE_GRA | \
+ UCC_SLOW_UCCE_TXB | UCC_SLOW_UCCE_TX | UCC_SLOW_UCCE_RX | \
+ UCC_SLOW_UCCE_GLT | UCC_SLOW_UCCE_GLR)
+#define UCC_SLOW_UCCE_QMC_SET (UCC_SLOW_UCCE_IQOV | UCC_SLOW_UCCE_GINT | \
+ UCC_SLOW_UCCE_GUN | UCC_SLOW_UCCE_GOV)
+
+#define UCC_SLOW_UCCE_OTHER (UCC_SLOW_UCCE_TXE | UCC_SLOW_UCCE_BSY | \
+ UCC_SLOW_UCCE_GRA | UCC_SLOW_UCCE_DCC | UCC_SLOW_UCCE_GLT | \
+ UCC_SLOW_UCCE_GLR)
+
+#define UCC_SLOW_INTR_TX UCC_SLOW_UCCE_TXB
+#define UCC_SLOW_INTR_RX (UCC_SLOW_UCCE_RXF | UCC_SLOW_UCCE_RX)
+#define UCC_SLOW_INTR (UCC_SLOW_INTR_TX | UCC_SLOW_INTR_RX)
+
+/* UCC Transmit On Demand Register (UTODR) */
+#define UCC_SLOW_TOD 0x8000
+#define UCC_FAST_TOD 0x8000
+
+/* Function code masks */
+#define FC_GBL 0x20
+#define FC_DTB_LCL 0x02
+#define UCC_FAST_FUNCTION_CODE_GBL 0x20
+#define UCC_FAST_FUNCTION_CODE_DTB_LCL 0x02
+#define UCC_FAST_FUNCTION_CODE_BDB_LCL 0x01
+
+static inline long IS_MURAM_ERR(const u32 offset)
+{
+ return offset > (u32) - 1000L;
+}
+
+#endif /* __KERNEL__ */
+#endif /* _ASM_POWERPC_QE_H */
diff --git a/include/asm-powerpc/qe_ic.h b/include/asm-powerpc/qe_ic.h
new file mode 100644
index 00000000000..e386fb7e44b
--- /dev/null
+++ b/include/asm-powerpc/qe_ic.h
@@ -0,0 +1,64 @@
+/*
+ * include/asm-powerpc/qe_ic.h
+ *
+ * Copyright (C) 2006 Freescale Semicondutor, Inc. All rights reserved.
+ *
+ * Authors: Shlomi Gridish <gridish@freescale.com>
+ * Li Yang <leoli@freescale.com>
+ *
+ * Description:
+ * QE IC external definitions and structure.
+ *
+ * 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.
+ */
+#ifndef _ASM_POWERPC_QE_IC_H
+#define _ASM_POWERPC_QE_IC_H
+
+#include <linux/irq.h>
+
+#define NUM_OF_QE_IC_GROUPS 6
+
+/* Flags when we init the QE IC */
+#define QE_IC_SPREADMODE_GRP_W 0x00000001
+#define QE_IC_SPREADMODE_GRP_X 0x00000002
+#define QE_IC_SPREADMODE_GRP_Y 0x00000004
+#define QE_IC_SPREADMODE_GRP_Z 0x00000008
+#define QE_IC_SPREADMODE_GRP_RISCA 0x00000010
+#define QE_IC_SPREADMODE_GRP_RISCB 0x00000020
+
+#define QE_IC_LOW_SIGNAL 0x00000100
+#define QE_IC_HIGH_SIGNAL 0x00000200
+
+#define QE_IC_GRP_W_PRI0_DEST_SIGNAL_HIGH 0x00001000
+#define QE_IC_GRP_W_PRI1_DEST_SIGNAL_HIGH 0x00002000
+#define QE_IC_GRP_X_PRI0_DEST_SIGNAL_HIGH 0x00004000
+#define QE_IC_GRP_X_PRI1_DEST_SIGNAL_HIGH 0x00008000
+#define QE_IC_GRP_Y_PRI0_DEST_SIGNAL_HIGH 0x00010000
+#define QE_IC_GRP_Y_PRI1_DEST_SIGNAL_HIGH 0x00020000
+#define QE_IC_GRP_Z_PRI0_DEST_SIGNAL_HIGH 0x00040000
+#define QE_IC_GRP_Z_PRI1_DEST_SIGNAL_HIGH 0x00080000
+#define QE_IC_GRP_RISCA_PRI0_DEST_SIGNAL_HIGH 0x00100000
+#define QE_IC_GRP_RISCA_PRI1_DEST_SIGNAL_HIGH 0x00200000
+#define QE_IC_GRP_RISCB_PRI0_DEST_SIGNAL_HIGH 0x00400000
+#define QE_IC_GRP_RISCB_PRI1_DEST_SIGNAL_HIGH 0x00800000
+#define QE_IC_GRP_W_DEST_SIGNAL_SHIFT (12)
+
+/* QE interrupt sources groups */
+enum qe_ic_grp_id {
+ QE_IC_GRP_W = 0, /* QE interrupt controller group W */
+ QE_IC_GRP_X, /* QE interrupt controller group X */
+ QE_IC_GRP_Y, /* QE interrupt controller group Y */
+ QE_IC_GRP_Z, /* QE interrupt controller group Z */
+ QE_IC_GRP_RISCA, /* QE interrupt controller RISC group A */
+ QE_IC_GRP_RISCB /* QE interrupt controller RISC group B */
+};
+
+void qe_ic_init(struct device_node *node, unsigned int flags);
+void qe_ic_set_highest_priority(unsigned int virq, int high);
+int qe_ic_set_priority(unsigned int virq, unsigned int priority);
+int qe_ic_set_high_priority(unsigned int virq, unsigned int priority, int high);
+
+#endif /* _ASM_POWERPC_QE_IC_H */
diff --git a/include/asm-powerpc/ucc.h b/include/asm-powerpc/ucc.h
new file mode 100644
index 00000000000..afe3076bdc0
--- /dev/null
+++ b/include/asm-powerpc/ucc.h
@@ -0,0 +1,84 @@
+/*
+ * Copyright (C) 2006 Freescale Semicondutor, Inc. All rights reserved.
+ *
+ * Authors: Shlomi Gridish <gridish@freescale.com>
+ * Li Yang <leoli@freescale.com>
+ *
+ * Description:
+ * Internal header file for UCC unit routines.
+ *
+ * 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.
+ */
+#ifndef __UCC_H__
+#define __UCC_H__
+
+#include <asm/immap_qe.h>
+#include <asm/qe.h>
+
+#define STATISTICS
+
+#define UCC_MAX_NUM 8
+
+/* Slow or fast type for UCCs.
+*/
+enum ucc_speed_type {
+ UCC_SPEED_TYPE_FAST, UCC_SPEED_TYPE_SLOW
+};
+
+/* Initial UCCs Parameter RAM address relative to: MEM_MAP_BASE (IMMR).
+*/
+enum ucc_pram_initial_offset {
+ UCC_PRAM_OFFSET_UCC1 = 0x8400,
+ UCC_PRAM_OFFSET_UCC2 = 0x8500,
+ UCC_PRAM_OFFSET_UCC3 = 0x8600,
+ UCC_PRAM_OFFSET_UCC4 = 0x9000,
+ UCC_PRAM_OFFSET_UCC5 = 0x8000,
+ UCC_PRAM_OFFSET_UCC6 = 0x8100,
+ UCC_PRAM_OFFSET_UCC7 = 0x8200,
+ UCC_PRAM_OFFSET_UCC8 = 0x8300
+};
+
+/* ucc_set_type
+ * Sets UCC to slow or fast mode.
+ *
+ * ucc_num - (In) number of UCC (0-7).
+ * regs - (In) pointer to registers base for the UCC.
+ * speed - (In) slow or fast mode for UCC.
+ */
+int ucc_set_type(int ucc_num, struct ucc_common *regs,
+ enum ucc_speed_type speed);
+
+/* ucc_init_guemr
+ * Init the Guemr register.
+ *
+ * regs - (In) pointer to registers base for the UCC.
+ */
+int ucc_init_guemr(struct ucc_common *regs);
+
+int ucc_set_qe_mux_mii_mng(int ucc_num);
+
+int ucc_set_qe_mux_rxtx(int ucc_num, enum qe_clock clock, enum comm_dir mode);
+
+int ucc_mux_set_grant_tsa_bkpt(int ucc_num, int set, u32 mask);
+
+/* QE MUX clock routing for UCC
+*/
+static inline int ucc_set_qe_mux_grant(int ucc_num, int set)
+{
+ return ucc_mux_set_grant_tsa_bkpt(ucc_num, set, QE_CMXUCR_GRANT);
+}
+
+static inline int ucc_set_qe_mux_tsa(int ucc_num, int set)
+{
+ return ucc_mux_set_grant_tsa_bkpt(ucc_num, set, QE_CMXUCR_TSA);
+}
+
+static inline int ucc_set_qe_mux_bkpt(int ucc_num, int set)
+{
+ return ucc_mux_set_grant_tsa_bkpt(ucc_num, set, QE_CMXUCR_BKPT);
+}
+
+#endif /* __UCC_H__ */
diff --git a/include/asm-powerpc/ucc_fast.h b/include/asm-powerpc/ucc_fast.h
new file mode 100644
index 00000000000..39d1c90fd2c
--- /dev/null
+++ b/include/asm-powerpc/ucc_fast.h
@@ -0,0 +1,243 @@
+/*
+ * include/asm-powerpc/ucc_fast.h
+ *
+ * Internal header file for UCC FAST unit routines.
+ *
+ * Copyright (C) 2006 Freescale Semicondutor, Inc. All rights reserved.
+ *
+ * Authors: Shlomi Gridish <gridish@freescale.com>
+ * Li Yang <leoli@freescale.com>
+ *
+ * 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.
+ */
+#ifndef __UCC_FAST_H__
+#define __UCC_FAST_H__
+
+#include <linux/kernel.h>
+
+#include <asm/immap_qe.h>
+#include <asm/qe.h>
+
+#include "ucc.h"
+
+/* Receive BD's status */
+#define R_E 0x80000000 /* buffer empty */
+#define R_W 0x20000000 /* wrap bit */
+#define R_I 0x10000000 /* interrupt on reception */
+#define R_L 0x08000000 /* last */
+#define R_F 0x04000000 /* first */
+
+/* transmit BD's status */
+#define T_R 0x80000000 /* ready bit */
+#define T_W 0x20000000 /* wrap bit */
+#define T_I 0x10000000 /* interrupt on completion */
+#define T_L 0x08000000 /* last */
+
+/* Rx Data buffer must be 4 bytes aligned in most cases */
+#define UCC_FAST_RX_ALIGN 4
+#define UCC_FAST_MRBLR_ALIGNMENT 4
+#define UCC_FAST_VIRT_FIFO_REGS_ALIGNMENT 8
+
+/* Sizes */
+#define UCC_FAST_URFS_MIN_VAL 0x88
+#define UCC_FAST_RECEIVE_VIRTUAL_FIFO_SIZE_FUDGE_FACTOR 8
+
+/* ucc_fast_channel_protocol_mode - UCC FAST mode */
+enum ucc_fast_channel_protocol_mode {
+ UCC_FAST_PROTOCOL_MODE_HDLC = 0x00000000,
+ UCC_FAST_PROTOCOL_MODE_RESERVED01 = 0x00000001,
+ UCC_FAST_PROTOCOL_MODE_RESERVED_QMC = 0x00000002,
+ UCC_FAST_PROTOCOL_MODE_RESERVED02 = 0x00000003,
+ UCC_FAST_PROTOCOL_MODE_RESERVED_UART = 0x00000004,
+ UCC_FAST_PROTOCOL_MODE_RESERVED03 = 0x00000005,
+ UCC_FAST_PROTOCOL_MODE_RESERVED_EX_MAC_1 = 0x00000006,
+ UCC_FAST_PROTOCOL_MODE_RESERVED_EX_MAC_2 = 0x00000007,
+ UCC_FAST_PROTOCOL_MODE_RESERVED_BISYNC = 0x00000008,
+ UCC_FAST_PROTOCOL_MODE_RESERVED04 = 0x00000009,
+ UCC_FAST_PROTOCOL_MODE_ATM = 0x0000000A,
+ UCC_FAST_PROTOCOL_MODE_RESERVED05 = 0x0000000B,
+ UCC_FAST_PROTOCOL_MODE_ETHERNET = 0x0000000C,
+ UCC_FAST_PROTOCOL_MODE_RESERVED06 = 0x0000000D,
+ UCC_FAST_PROTOCOL_MODE_POS = 0x0000000E,
+ UCC_FAST_PROTOCOL_MODE_RESERVED07 = 0x0000000F
+};
+
+/* ucc_fast_transparent_txrx - UCC Fast Transparent TX & RX */
+enum ucc_fast_transparent_txrx {
+ UCC_FAST_GUMR_TRANSPARENT_TTX_TRX_NORMAL = 0x00000000,
+ UCC_FAST_GUMR_TRANSPARENT_TTX_TRX_TRANSPARENT = 0x18000000
+};
+
+/* UCC fast diagnostic mode */
+enum ucc_fast_diag_mode {
+ UCC_FAST_DIAGNOSTIC_NORMAL = 0x0,
+ UCC_FAST_DIAGNOSTIC_LOCAL_LOOP_BACK = 0x40000000,
+ UCC_FAST_DIAGNOSTIC_AUTO_ECHO = 0x80000000,
+ UCC_FAST_DIAGNOSTIC_LOOP_BACK_AND_ECHO = 0xC0000000
+};
+
+/* UCC fast Sync length (transparent mode only) */
+enum ucc_fast_sync_len {
+ UCC_FAST_SYNC_LEN_NOT_USED = 0x0,
+ UCC_FAST_SYNC_LEN_AUTOMATIC = 0x00004000,
+ UCC_FAST_SYNC_LEN_8_BIT = 0x00008000,
+ UCC_FAST_SYNC_LEN_16_BIT = 0x0000C000
+};
+
+/* UCC fast RTS mode */
+enum ucc_fast_ready_to_send {
+ UCC_FAST_SEND_IDLES_BETWEEN_FRAMES = 0x00000000,
+ UCC_FAST_SEND_FLAGS_BETWEEN_FRAMES = 0x00002000
+};
+
+/* UCC fast receiver decoding mode */
+enum ucc_fast_rx_decoding_method {
+ UCC_FAST_RX_ENCODING_NRZ = 0x00000000,
+ UCC_FAST_RX_ENCODING_NRZI = 0x00000800,
+ UCC_FAST_RX_ENCODING_RESERVED0 = 0x00001000,
+ UCC_FAST_RX_ENCODING_RESERVED1 = 0x00001800
+};
+
+/* UCC fast transmitter encoding mode */
+enum ucc_fast_tx_encoding_method {
+ UCC_FAST_TX_ENCODING_NRZ = 0x00000000,
+ UCC_FAST_TX_ENCODING_NRZI = 0x00000100,
+ UCC_FAST_TX_ENCODING_RESERVED0 = 0x00000200,
+ UCC_FAST_TX_ENCODING_RESERVED1 = 0x00000300
+};
+
+/* UCC fast CRC length */
+enum ucc_fast_transparent_tcrc {
+ UCC_FAST_16_BIT_CRC = 0x00000000,
+ UCC_FAST_CRC_RESERVED0 = 0x00000040,
+ UCC_FAST_32_BIT_CRC = 0x00000080,
+ UCC_FAST_CRC_RESERVED1 = 0x000000C0
+};
+
+/* Fast UCC initialization structure */
+struct ucc_fast_info {
+ int ucc_num;
+ enum qe_clock rx_clock;
+ enum qe_clock tx_clock;
+ u32 regs;
+ int irq;
+ u32 uccm_mask;
+ int bd_mem_part;
+ int brkpt_support;
+ int grant_support;
+ int tsa;
+ int cdp;
+ int cds;
+ int ctsp;
+ int ctss;
+ int tci;
+ int txsy;
+ int rtsm;
+ int revd;
+ int rsyn;
+ u16 max_rx_buf_length;
+ u16 urfs;
+ u16 urfet;
+ u16 urfset;
+ u16 utfs;
+ u16 utfet;
+ u16 utftt;
+ u16 ufpt;
+ enum ucc_fast_channel_protocol_mode mode;
+ enum ucc_fast_transparent_txrx ttx_trx;
+ enum ucc_fast_tx_encoding_method tenc;
+ enum ucc_fast_rx_decoding_method renc;
+ enum ucc_fast_transparent_tcrc tcrc;
+ enum ucc_fast_sync_len synl;
+};
+
+struct ucc_fast_private {
+ struct ucc_fast_info *uf_info;
+ struct ucc_fast *uf_regs; /* a pointer to memory map of UCC regs. */
+ u32 *p_ucce; /* a pointer to the event register in memory. */
+ u32 *p_uccm; /* a pointer to the mask register in memory. */
+ int enabled_tx; /* Whether channel is enabled for Tx (ENT) */
+ int enabled_rx; /* Whether channel is enabled for Rx (ENR) */
+ int stopped_tx; /* Whether channel has been stopped for Tx
+ (STOP_TX, etc.) */
+ int stopped_rx; /* Whether channel has been stopped for Rx */
+ u32 ucc_fast_tx_virtual_fifo_base_offset;/* pointer to base of Tx
+ virtual fifo */
+ u32 ucc_fast_rx_virtual_fifo_base_offset;/* pointer to base of Rx
+ virtual fifo */
+#ifdef STATISTICS
+ u32 tx_frames; /* Transmitted frames counter. */
+ u32 rx_frames; /* Received frames counter (only frames
+ passed to application). */
+ u32 tx_discarded; /* Discarded tx frames counter (frames that
+ were discarded by the driver due to errors).
+ */
+ u32 rx_discarded; /* Discarded rx frames counter (frames that
+ were discarded by the driver due to errors).
+ */
+#endif /* STATISTICS */
+ u16 mrblr; /* maximum receive buffer length */
+};
+
+/* ucc_fast_init
+ * Initializes Fast UCC according to user provided parameters.
+ *
+ * uf_info - (In) pointer to the fast UCC info structure.
+ * uccf_ret - (Out) pointer to the fast UCC structure.
+ */
+int ucc_fast_init(struct ucc_fast_info * uf_info, struct ucc_fast_private ** uccf_ret);
+
+/* ucc_fast_free
+ * Frees all resources for fast UCC.
+ *
+ * uccf - (In) pointer to the fast UCC structure.
+ */
+void ucc_fast_free(struct ucc_fast_private * uccf);
+
+/* ucc_fast_enable
+ * Enables a fast UCC port.
+ * This routine enables Tx and/or Rx through the General UCC Mode Register.
+ *
+ * uccf - (In) pointer to the fast UCC structure.
+ * mode - (In) TX, RX, or both.
+ */
+void ucc_fast_enable(struct ucc_fast_private * uccf, enum comm_dir mode);
+
+/* ucc_fast_disable
+ * Disables a fast UCC port.
+ * This routine disables Tx and/or Rx through the General UCC Mode Register.
+ *
+ * uccf - (In) pointer to the fast UCC structure.
+ * mode - (In) TX, RX, or both.
+ */
+void ucc_fast_disable(struct ucc_fast_private * uccf, enum comm_dir mode);
+
+/* ucc_fast_irq
+ * Handles interrupts on fast UCC.
+ * Called from the general interrupt routine to handle interrupts on fast UCC.
+ *
+ * uccf - (In) pointer to the fast UCC structure.
+ */
+void ucc_fast_irq(struct ucc_fast_private * uccf);
+
+/* ucc_fast_transmit_on_demand
+ * Immediately forces a poll of the transmitter for data to be sent.
+ * Typically, the hardware performs a periodic poll for data that the
+ * transmit routine has set up to be transmitted. In cases where
+ * this polling cycle is not soon enough, this optional routine can
+ * be invoked to force a poll right away, instead. Proper use for
+ * each transmission for which this functionality is desired is to
+ * call the transmit routine and then this routine right after.
+ *
+ * uccf - (In) pointer to the fast UCC structure.
+ */
+void ucc_fast_transmit_on_demand(struct ucc_fast_private * uccf);
+
+u32 ucc_fast_get_qe_cr_subblock(int uccf_num);
+
+void ucc_fast_dump_regs(struct ucc_fast_private * uccf);
+
+#endif /* __UCC_FAST_H__ */
diff --git a/include/asm-powerpc/ucc_slow.h b/include/asm-powerpc/ucc_slow.h
new file mode 100644
index 00000000000..ca93bc99237
--- /dev/null
+++ b/include/asm-powerpc/ucc_slow.h
@@ -0,0 +1,289 @@
+/*
+ * Copyright (C) 2006 Freescale Semicondutor, Inc. All rights reserved.
+ *
+ * Authors: Shlomi Gridish <gridish@freescale.com>
+ * Li Yang <leoli@freescale.com>
+ *
+ * Description:
+ * Internal header file for UCC SLOW unit routines.
+ *
+ * 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.
+ */
+#ifndef __UCC_SLOW_H__
+#define __UCC_SLOW_H__
+
+#include <linux/kernel.h>
+
+#include <asm/immap_qe.h>
+#include <asm/qe.h>
+
+#include "ucc.h"
+
+/* transmit BD's status */
+#define T_R 0x80000000 /* ready bit */
+#define T_PAD 0x40000000 /* add pads to short frames */
+#define T_W 0x20000000 /* wrap bit */
+#define T_I 0x10000000 /* interrupt on completion */
+#define T_L 0x08000000 /* last */
+
+#define T_A 0x04000000 /* Address - the data transmitted as address
+ chars */
+#define T_TC 0x04000000 /* transmit CRC */
+#define T_CM 0x02000000 /* continuous mode */
+#define T_DEF 0x02000000 /* collision on previous attempt to transmit */
+#define T_P 0x01000000 /* Preamble - send Preamble sequence before
+ data */
+#define T_HB 0x01000000 /* heartbeat */
+#define T_NS 0x00800000 /* No Stop */
+#define T_LC 0x00800000 /* late collision */
+#define T_RL 0x00400000 /* retransmission limit */
+#define T_UN 0x00020000 /* underrun */
+#define T_CT 0x00010000 /* CTS lost */
+#define T_CSL 0x00010000 /* carrier sense lost */
+#define T_RC 0x003c0000 /* retry count */
+
+/* Receive BD's status */
+#define R_E 0x80000000 /* buffer empty */
+#define R_W 0x20000000 /* wrap bit */
+#define R_I 0x10000000 /* interrupt on reception */
+#define R_L 0x08000000 /* last */
+#define R_C 0x08000000 /* the last byte in this buffer is a cntl
+ char */
+#define R_F 0x04000000 /* first */
+#define R_A 0x04000000 /* the first byte in this buffer is address
+ byte */
+#define R_CM 0x02000000 /* continuous mode */
+#define R_ID 0x01000000 /* buffer close on reception of idles */
+#define R_M 0x01000000 /* Frame received because of promiscuous
+ mode */
+#define R_AM 0x00800000 /* Address match */
+#define R_DE 0x00800000 /* Address match */
+#define R_LG 0x00200000 /* Break received */
+#define R_BR 0x00200000 /* Frame length violation */
+#define R_NO 0x00100000 /* Rx Non Octet Aligned Packet */
+#define R_FR 0x00100000 /* Framing Error (no stop bit) character
+ received */
+#define R_PR 0x00080000 /* Parity Error character received */
+#define R_AB 0x00080000 /* Frame Aborted */
+#define R_SH 0x00080000 /* frame is too short */
+#define R_CR 0x00040000 /* CRC Error */
+#define R_OV 0x00020000 /* Overrun */
+#define R_CD 0x00010000 /* CD lost */
+#define R_CL 0x00010000 /* this frame is closed because of a
+ collision */
+
+/* Rx Data buffer must be 4 bytes aligned in most cases.*/
+#define UCC_SLOW_RX_ALIGN 4
+#define UCC_SLOW_MRBLR_ALIGNMENT 4
+#define UCC_SLOW_PRAM_SIZE 0x100
+#define ALIGNMENT_OF_UCC_SLOW_PRAM 64
+
+/* UCC Slow Channel Protocol Mode */
+enum ucc_slow_channel_protocol_mode {
+ UCC_SLOW_CHANNEL_PROTOCOL_MODE_QMC = 0x00000002,
+ UCC_SLOW_CHANNEL_PROTOCOL_MODE_UART = 0x00000004,
+ UCC_SLOW_CHANNEL_PROTOCOL_MODE_BISYNC = 0x00000008,
+};
+
+/* UCC Slow Transparent Transmit CRC (TCRC) */
+enum ucc_slow_transparent_tcrc {
+ /* 16-bit CCITT CRC (HDLC). (X16 + X12 + X5 + 1) */
+ UCC_SLOW_TRANSPARENT_TCRC_CCITT_CRC16 = 0x00000000,
+ /* CRC16 (BISYNC). (X16 + X15 + X2 + 1) */
+ UCC_SLOW_TRANSPARENT_TCRC_CRC16 = 0x00004000,
+ /* 32-bit CCITT CRC (Ethernet and HDLC) */
+ UCC_SLOW_TRANSPARENT_TCRC_CCITT_CRC32 = 0x00008000,
+};
+
+/* UCC Slow oversampling rate for transmitter (TDCR) */
+enum ucc_slow_tx_oversampling_rate {
+ /* 1x clock mode */
+ UCC_SLOW_OVERSAMPLING_RATE_TX_TDCR_1 = 0x00000000,
+ /* 8x clock mode */
+ UCC_SLOW_OVERSAMPLING_RATE_TX_TDCR_8 = 0x00010000,
+ /* 16x clock mode */
+ UCC_SLOW_OVERSAMPLING_RATE_TX_TDCR_16 = 0x00020000,
+ /* 32x clock mode */
+ UCC_SLOW_OVERSAMPLING_RATE_TX_TDCR_32 = 0x00030000,
+};
+
+/* UCC Slow Oversampling rate for receiver (RDCR)
+*/
+enum ucc_slow_rx_oversampling_rate {
+ /* 1x clock mode */
+ UCC_SLOW_OVERSAMPLING_RATE_RX_RDCR_1 = 0x00000000,
+ /* 8x clock mode */
+ UCC_SLOW_OVERSAMPLING_RATE_RX_RDCR_8 = 0x00004000,
+ /* 16x clock mode */
+ UCC_SLOW_OVERSAMPLING_RATE_RX_RDCR_16 = 0x00008000,
+ /* 32x clock mode */
+ UCC_SLOW_OVERSAMPLING_RATE_RX_RDCR_32 = 0x0000c000,
+};
+
+/* UCC Slow Transmitter encoding method (TENC)
+*/
+enum ucc_slow_tx_encoding_method {
+ UCC_SLOW_TRANSMITTER_ENCODING_METHOD_TENC_NRZ = 0x00000000,
+ UCC_SLOW_TRANSMITTER_ENCODING_METHOD_TENC_NRZI = 0x00000100
+};
+
+/* UCC Slow Receiver decoding method (RENC)
+*/
+enum ucc_slow_rx_decoding_method {
+ UCC_SLOW_RECEIVER_DECODING_METHOD_RENC_NRZ = 0x00000000,
+ UCC_SLOW_RECEIVER_DECODING_METHOD_RENC_NRZI = 0x00000800
+};
+
+/* UCC Slow Diagnostic mode (DIAG)
+*/
+enum ucc_slow_diag_mode {
+ UCC_SLOW_DIAG_MODE_NORMAL = 0x00000000,
+ UCC_SLOW_DIAG_MODE_LOOPBACK = 0x00000040,
+ UCC_SLOW_DIAG_MODE_ECHO = 0x00000080,
+ UCC_SLOW_DIAG_MODE_LOOPBACK_ECHO = 0x000000c0
+};
+
+struct ucc_slow_info {
+ int ucc_num;
+ enum qe_clock rx_clock;
+ enum qe_clock tx_clock;
+ struct ucc_slow *us_regs;
+ int irq;
+ u16 uccm_mask;
+ int data_mem_part;
+ int init_tx;
+ int init_rx;
+ u32 tx_bd_ring_len;
+ u32 rx_bd_ring_len;
+ int rx_interrupts;
+ int brkpt_support;
+ int grant_support;
+ int tsa;
+ int cdp;
+ int cds;
+ int ctsp;
+ int ctss;
+ int rinv;
+ int tinv;
+ int rtsm;
+ int rfw;
+ int tci;
+ int tend;
+ int tfl;
+ int txsy;
+ u16 max_rx_buf_length;
+ enum ucc_slow_transparent_tcrc tcrc;
+ enum ucc_slow_channel_protocol_mode mode;
+ enum ucc_slow_diag_mode diag;
+ enum ucc_slow_tx_oversampling_rate tdcr;
+ enum ucc_slow_rx_oversampling_rate rdcr;
+ enum ucc_slow_tx_encoding_method tenc;
+ enum ucc_slow_rx_decoding_method renc;
+};
+
+struct ucc_slow_private {
+ struct ucc_slow_info *us_info;
+ struct ucc_slow *us_regs; /* a pointer to memory map of UCC regs */
+ struct ucc_slow_pram *us_pram; /* a pointer to the parameter RAM */
+ u32 us_pram_offset;
+ int enabled_tx; /* Whether channel is enabled for Tx (ENT) */
+ int enabled_rx; /* Whether channel is enabled for Rx (ENR) */
+ int stopped_tx; /* Whether channel has been stopped for Tx
+ (STOP_TX, etc.) */
+ int stopped_rx; /* Whether channel has been stopped for Rx */
+ struct list_head confQ; /* frames passed to chip waiting for tx */
+ u32 first_tx_bd_mask; /* mask is used in Tx routine to save status
+ and length for first BD in a frame */
+ u32 tx_base_offset; /* first BD in Tx BD table offset (In MURAM) */
+ u32 rx_base_offset; /* first BD in Rx BD table offset (In MURAM) */
+ u8 *confBd; /* next BD for confirm after Tx */
+ u8 *tx_bd; /* next BD for new Tx request */
+ u8 *rx_bd; /* next BD to collect after Rx */
+ void *p_rx_frame; /* accumulating receive frame */
+ u16 *p_ucce; /* a pointer to the event register in memory.
+ */
+ u16 *p_uccm; /* a pointer to the mask register in memory */
+ u16 saved_uccm; /* a saved mask for the RX Interrupt bits */
+#ifdef STATISTICS
+ u32 tx_frames; /* Transmitted frames counters */
+ u32 rx_frames; /* Received frames counters (only frames
+ passed to application) */
+ u32 rx_discarded; /* Discarded frames counters (frames that
+ were discarded by the driver due to
+ errors) */
+#endif /* STATISTICS */
+};
+
+/* ucc_slow_init
+ * Initializes Slow UCC according to provided parameters.
+ *
+ * us_info - (In) pointer to the slow UCC info structure.
+ * uccs_ret - (Out) pointer to the slow UCC structure.
+ */
+int ucc_slow_init(struct ucc_slow_info * us_info, struct ucc_slow_private ** uccs_ret);
+
+/* ucc_slow_free
+ * Frees all resources for slow UCC.
+ *
+ * uccs - (In) pointer to the slow UCC structure.
+ */
+void ucc_slow_free(struct ucc_slow_private * uccs);
+
+/* ucc_slow_enable
+ * Enables a fast UCC port.
+ * This routine enables Tx and/or Rx through the General UCC Mode Register.
+ *
+ * uccs - (In) pointer to the slow UCC structure.
+ * mode - (In) TX, RX, or both.
+ */
+void ucc_slow_enable(struct ucc_slow_private * uccs, enum comm_dir mode);
+
+/* ucc_slow_disable
+ * Disables a fast UCC port.
+ * This routine disables Tx and/or Rx through the General UCC Mode Register.
+ *
+ * uccs - (In) pointer to the slow UCC structure.
+ * mode - (In) TX, RX, or both.
+ */
+void ucc_slow_disable(struct ucc_slow_private * uccs, enum comm_dir mode);
+
+/* ucc_slow_poll_transmitter_now
+ * Immediately forces a poll of the transmitter for data to be sent.
+ * Typically, the hardware performs a periodic poll for data that the
+ * transmit routine has set up to be transmitted. In cases where
+ * this polling cycle is not soon enough, this optional routine can
+ * be invoked to force a poll right away, instead. Proper use for
+ * each transmission for which this functionality is desired is to
+ * call the transmit routine and then this routine right after.
+ *
+ * uccs - (In) pointer to the slow UCC structure.
+ */
+void ucc_slow_poll_transmitter_now(struct ucc_slow_private * uccs);
+
+/* ucc_slow_graceful_stop_tx
+ * Smoothly stops transmission on a specified slow UCC.
+ *
+ * uccs - (In) pointer to the slow UCC structure.
+ */
+void ucc_slow_graceful_stop_tx(struct ucc_slow_private * uccs);
+
+/* ucc_slow_stop_tx
+ * Stops transmission on a specified slow UCC.
+ *
+ * uccs - (In) pointer to the slow UCC structure.
+ */
+void ucc_slow_stop_tx(struct ucc_slow_private * uccs);
+
+/* ucc_slow_restart_x
+ * Restarts transmitting on a specified slow UCC.
+ *
+ * uccs - (In) pointer to the slow UCC structure.
+ */
+void ucc_slow_restart_x(struct ucc_slow_private * uccs);
+
+u32 ucc_slow_get_qe_cr_subblock(int uccs_num);
+
+#endif /* __UCC_SLOW_H__ */
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-13 23:34:52 +0000