diff options
author | Tom Rini <trini@ti.com> | 2012-10-26 15:44:31 -0700 |
---|---|---|
committer | Tom Rini <trini@ti.com> | 2012-10-26 15:44:31 -0700 |
commit | 5bb3505fa867ded03cbee83f7722ab5182930637 (patch) | |
tree | 1830ce86f88d280eb1a004d3f954f684c548cdce /drivers | |
parent | 8440f18a4818d52ba51bb9f0b07ce6439f1b6a57 (diff) | |
parent | b68d6712c379735e886ef9c01b946bc36f295273 (diff) |
Merge branch 'master' of git://git.denx.de/u-boot-arm
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/i2c/soft_i2c.c | 3 | ||||
-rw-r--r-- | drivers/mmc/gen_atmel_mci.c | 15 | ||||
-rw-r--r-- | drivers/net/Makefile | 1 | ||||
-rw-r--r-- | drivers/net/netarm_eth.c | 352 | ||||
-rw-r--r-- | drivers/net/netarm_eth.h | 42 | ||||
-rw-r--r-- | drivers/serial/Makefile | 4 | ||||
-rw-r--r-- | drivers/serial/s3c4510b_uart.c | 231 | ||||
-rw-r--r-- | drivers/serial/s3c4510b_uart.h | 109 | ||||
-rw-r--r-- | drivers/serial/serial.c | 6 | ||||
-rw-r--r-- | drivers/serial/serial_clps7111.c | 134 | ||||
-rw-r--r-- | drivers/serial/serial_lpc2292.c | 117 | ||||
-rw-r--r-- | drivers/serial/serial_netarm.c | 204 | ||||
-rw-r--r-- | drivers/spi/omap3_spi.c | 11 | ||||
-rw-r--r-- | drivers/usb/musb/musb_udc.c | 11 |
14 files changed, 28 insertions, 1212 deletions
diff --git a/drivers/i2c/soft_i2c.c b/drivers/i2c/soft_i2c.c index 36c6114e3cc..1595c0714a8 100644 --- a/drivers/i2c/soft_i2c.c +++ b/drivers/i2c/soft_i2c.c @@ -41,9 +41,6 @@ #ifdef CONFIG_IXP425 /* only valid for IXP425 */ #include <asm/arch/ixp425.h> #endif -#ifdef CONFIG_LPC2292 -#include <asm/arch/hardware.h> -#endif #if defined(CONFIG_MPC852T) || defined(CONFIG_MPC866) #include <asm/io.h> #endif diff --git a/drivers/mmc/gen_atmel_mci.c b/drivers/mmc/gen_atmel_mci.c index 4968c5e4912..67b2dbe8d4c 100644 --- a/drivers/mmc/gen_atmel_mci.c +++ b/drivers/mmc/gen_atmel_mci.c @@ -87,6 +87,11 @@ static void mci_set_mode(struct mmc *mmc, u32 hz, u32 blklen) | MMCI_BF(BLKLEN, blklen) | MMCI_BIT(RDPROOF) | MMCI_BIT(WRPROOF)), &mci->mr); + /* + * On some new platforms BLKLEN in mci->mr is ignored. + * Should use the BLKLEN in the block register. + */ + writel(MMCI_BF(BLKLEN, blklen), &mci->blkr); initialized = 1; } @@ -183,6 +188,12 @@ mci_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data) /* Figure out the transfer arguments */ cmdr = mci_encode_cmd(cmd, data, &error_flags); + /* For multi blocks read/write, set the block register */ + if ((cmd->cmdidx == MMC_CMD_READ_MULTIPLE_BLOCK) + || (cmd->cmdidx == MMC_CMD_WRITE_MULTIPLE_BLOCK)) + writel(data->blocks | MMCI_BF(BLKLEN, mmc->read_bl_len), + &mci->blkr); + /* Send the command */ writel(cmd->cmdarg, &mci->argr); writel(cmdr, &mci->cmdr); @@ -310,8 +321,8 @@ static int mci_init(struct mmc *mmc) writel(MMCI_BIT(MCIEN), &mci->cr); /* enable mci */ writel(MMCI_BF(SCDSEL, MCI_BUS), &mci->sdcr); /* select port */ - /* Initial Time-outs */ - writel(0x5f, &mci->dtor); + /* This delay can be optimized, but stick with max value */ + writel(0x7f, &mci->dtor); /* Disable Interrupts */ writel(~0UL, &mci->idr); diff --git a/drivers/net/Makefile b/drivers/net/Makefile index e4abac7c8f8..786a6567a5f 100644 --- a/drivers/net/Makefile +++ b/drivers/net/Makefile @@ -59,7 +59,6 @@ COBJS-$(CONFIG_MVGBE) += mvgbe.o COBJS-$(CONFIG_NATSEMI) += natsemi.o COBJS-$(CONFIG_DRIVER_NE2000) += ne2000.o ne2000_base.o COBJS-$(CONFIG_DRIVER_AX88796L) += ax88796.o ne2000_base.o -COBJS-$(CONFIG_DRIVER_NETARMETH) += netarm_eth.o COBJS-$(CONFIG_NETCONSOLE) += netconsole.o COBJS-$(CONFIG_NS8382X) += ns8382x.o COBJS-$(CONFIG_PCNET) += pcnet.o diff --git a/drivers/net/netarm_eth.c b/drivers/net/netarm_eth.c deleted file mode 100644 index 325f16c3a88..00000000000 --- a/drivers/net/netarm_eth.c +++ /dev/null @@ -1,352 +0,0 @@ -/* - * Copyright (C) 2004 IMMS gGmbH <www.imms.de> - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - * - * author(s): Thomas Elste, <info@elste.org> - * (some parts derived from uCLinux Netarm Ethernet Driver) - */ - - -#include <common.h> -#include <command.h> -#include <net.h> -#include "netarm_eth.h" -#include <asm/arch/netarm_registers.h> - -static int na_mii_poll_busy (void); - -static void na_get_mac_addr (void) -{ - unsigned short p[3]; - char *m_addr; - char ethaddr[20]; - - m_addr = (char *) p; - - p[0] = (unsigned short) GET_EADDR (NETARM_ETH_SAL_STATION_ADDR_1); - p[1] = (unsigned short) GET_EADDR (NETARM_ETH_SAL_STATION_ADDR_2); - p[2] = (unsigned short) GET_EADDR (NETARM_ETH_SAL_STATION_ADDR_3); - - sprintf (ethaddr, "%02X:%02X:%02X:%02X:%02X:%02X", - m_addr[0], m_addr[1], - m_addr[2], m_addr[3], m_addr[4], m_addr[5]); - - printf ("HW-MAC Address: %s\n", ethaddr); - - /* set env, todo: check if already an adress is set */ - setenv ("ethaddr", ethaddr); -} - -static void na_mii_write (int reg, int value) -{ - int mii_addr; - - /* Select register */ - mii_addr = CONFIG_SYS_ETH_PHY_ADDR + reg; - SET_EADDR (NETARM_ETH_MII_ADDR, mii_addr); - /* Write value */ - SET_EADDR (NETARM_ETH_MII_WRITE, value); - na_mii_poll_busy (); -} - -static unsigned int na_mii_read (int reg) -{ - int mii_addr, val; - - /* Select register */ - mii_addr = CONFIG_SYS_ETH_PHY_ADDR + reg; - SET_EADDR (NETARM_ETH_MII_ADDR, mii_addr); - /* do one management cycle */ - SET_EADDR (NETARM_ETH_MII_CMD, - GET_EADDR (NETARM_ETH_MII_CMD) | NETARM_ETH_MIIC_RSTAT); - na_mii_poll_busy (); - /* Return read value */ - val = GET_EADDR (NETARM_ETH_MII_READ); - return val; -} - -static int na_mii_poll_busy (void) -{ - ulong start; - /* arm simple, non interrupt dependent timer */ - start = get_timer(0)); - while (get_timer(start) < NA_MII_POLL_BUSY_DELAY) { - if (!(GET_EADDR (NETARM_ETH_MII_IND) & NETARM_ETH_MIII_BUSY)) { - return 1; - } - } - printf ("na_mii_busy timeout\n"); - return (0); -} - -static int na_mii_identify_phy (void) -{ - int id_reg_a = 0; - - /* get phy id register */ - id_reg_a = na_mii_read (MII_PHY_ID); - - if (id_reg_a == 0x0043) { - /* This must be an Enable or a Lucent LU3X31 PHY chip */ - return 1; - } else if (id_reg_a == 0x0013) { - /* it is an Intel LXT971A */ - return 1; - } - return (0); -} - -static int na_mii_negotiate (void) -{ - int i = 0; - - /* Enable auto-negotiation */ - na_mii_write (MII_PHY_AUTONEGADV, 0x01e1); - /* FIXME: 0x01E1 is 100Mb half and full duplex, 0x0061 is 10Mb only */ - /* Restart auto-negotiation */ - na_mii_write (MII_PHY_CONTROL, 0x1200); - - /* status register is 0xffff after setting the autoneg restart bit */ - while (na_mii_read (MII_PHY_STATUS) == 0xffff) { - i++; - } - - /* na_mii_read uses the timer already, so we can't use it again for - timeout checking. - Instead we just try some times. - */ - for (i = 0; i < 40000; i++) { - if ((na_mii_read (MII_PHY_STATUS) & 0x0024) == 0x0024) { - return 0; - } - } - /* - printf("*Warning* autonegotiation timeout, status: 0x%x\n",na_mii_read(MII_PHY_STATUS)); - */ - return (1); -} - -static unsigned int na_mii_check_speed (void) -{ - unsigned int status; - - /* Read Status register */ - status = na_mii_read (MII_PHY_STATUS); - /* Check link status. If 0, default to 100 Mbps. */ - if ((status & 0x0004) == 0) { - printf ("*Warning* no link detected, set default speed to 100Mbs\n"); - return 1; - } else { - if ((na_mii_read (17) & 0x4000) != 0) { - printf ("100Mbs link detected\n"); - return 1; - } else { - printf ("10Mbs link detected\n"); - return 0; - } - } - return 0; -} - -static int reset_eth (void) -{ - int pt; - ulong start; - - na_get_mac_addr (); - pt = na_mii_identify_phy (); - - /* reset the phy */ - na_mii_write (MII_PHY_CONTROL, 0x8000); - start = get_timer(0); - while (get_timer(start) < NA_MII_NEGOTIATE_DELAY) { - if ((na_mii_read (MII_PHY_STATUS) & 0x8000) == 0) { - break; - } - } - if (get_timer(start) >= NA_MII_NEGOTIATE_DELAY) - printf ("phy reset timeout\n"); - - /* set the PCS reg */ - SET_EADDR (NETARM_ETH_PCS_CFG, NETARM_ETH_PCSC_CLKS_25M | - NETARM_ETH_PCSC_ENJAB | NETARM_ETH_PCSC_NOCFR); - - na_mii_negotiate (); - na_mii_check_speed (); - - /* Delay 10 millisecond. (Maybe this should be 1 second.) */ - udelay (10000); - - /* Turn receive on. - Enable statistics register autozero on read. - Do not insert MAC address on transmit. - Do not enable special test modes. */ - SET_EADDR (NETARM_ETH_STL_CFG, - (NETARM_ETH_STLC_AUTOZ | NETARM_ETH_STLC_RXEN)); - - /* Set the inter-packet gap delay to 0.96us for MII. - The NET+ARM H/W Reference Guide indicates that the Back-to-back IPG - Gap Timer Register should be set to 0x15 and the Non Back-to-back IPG - Gap Timer Register should be set to 0x00000C12 for the MII PHY. */ - SET_EADDR (NETARM_ETH_B2B_IPG_GAP_TMR, 0x15); - SET_EADDR (NETARM_ETH_NB2B_IPG_GAP_TMR, 0x00000C12); - - /* Add CRC to end of packets. - Pad packets to minimum length of 64 bytes. - Allow unlimited length transmit packets. - Receive all broadcast packets. - NOTE: Multicast addressing is NOT enabled here currently. */ - SET_EADDR (NETARM_ETH_MAC_CFG, - (NETARM_ETH_MACC_CRCEN | - NETARM_ETH_MACC_PADEN | NETARM_ETH_MACC_HUGEN)); - SET_EADDR (NETARM_ETH_SAL_FILTER, NETARM_ETH_SALF_BROAD); - - /* enable fifos */ - SET_EADDR (NETARM_ETH_GEN_CTRL, - (NETARM_ETH_GCR_ERX | NETARM_ETH_GCR_ETX)); - - return (0); -} - - -extern int eth_init (bd_t * bd) -{ - reset_eth (); - return 0; -} - -extern void eth_halt (void) -{ - SET_EADDR (NETARM_ETH_GEN_CTRL, 0); -} - -/* Get a data block via Ethernet */ -extern int eth_rx (void) -{ - int i; - unsigned short rxlen; - unsigned int *addr; - unsigned int rxstatus, lastrxlen; - char *pa; - - /* RXBR is 1, data block was received */ - if ((GET_EADDR (NETARM_ETH_GEN_STAT) & NETARM_ETH_GST_RXBR) == 0) - return 0; - - /* get status register and the length of received block */ - rxstatus = GET_EADDR (NETARM_ETH_RX_STAT); - rxlen = (rxstatus & NETARM_ETH_RXSTAT_SIZE) >> 16; - - if (rxlen == 0) - return 0; - - /* clear RXBR to make fifo available */ - SET_EADDR (NETARM_ETH_GEN_STAT, - GET_EADDR (NETARM_ETH_GEN_STAT) & ~NETARM_ETH_GST_RXBR); - - /* clear TXBC to make fifo available */ - /* According to NETARM50 data manual you just have to clear - RXBR but that has no effect. Only after clearing TXBC the - Fifo becomes readable. */ - SET_EADDR (NETARM_ETH_GEN_STAT, - GET_EADDR (NETARM_ETH_GEN_STAT) & ~NETARM_ETH_GST_TXBC); - - addr = (unsigned int *) NetRxPackets[0]; - pa = (char *) NetRxPackets[0]; - - /* read the fifo */ - for (i = 0; i < rxlen / 4; i++) { - *addr = GET_EADDR (NETARM_ETH_FIFO_DAT1); - addr++; - } - - if (GET_EADDR (NETARM_ETH_GEN_STAT) & NETARM_ETH_GST_RXREGR) { - /* RXFDB indicates wether the last word is 1,2,3 or 4 bytes long */ - lastrxlen = - (GET_EADDR (NETARM_ETH_GEN_STAT) & - NETARM_ETH_GST_RXFDB) >> 28; - *addr = GET_EADDR (NETARM_ETH_FIFO_DAT1); - switch (lastrxlen) { - case 1: - *addr &= 0xff000000; - break; - case 2: - *addr &= 0xffff0000; - break; - case 3: - *addr &= 0xffffff00; - break; - } - } - - /* Pass the packet up to the protocol layers. */ - NetReceive (NetRxPackets[0], rxlen); - - return rxlen; -} - -/* Send a data block via Ethernet. */ -extern int eth_send(void *packet, int length) -{ - int i, length32; - char *pa; - unsigned int *pa32, lastp = 0, rest; - - pa = (char *) packet; - pa32 = (unsigned int *) packet; - length32 = length / 4; - rest = length % 4; - - /* make sure there's no garbage in the last word */ - switch (rest) { - case 0: - lastp = pa32[length32]; - length32--; - break; - case 1: - lastp = pa32[length32] & 0x000000ff; - break; - case 2: - lastp = pa32[length32] & 0x0000ffff; - break; - case 3: - lastp = pa32[length32] & 0x00ffffff; - break; - } - - /* write to the fifo */ - for (i = 0; i < length32; i++) - SET_EADDR (NETARM_ETH_FIFO_DAT1, pa32[i]); - - /* the last word is written to an extra register, this - starts the transmission */ - SET_EADDR (NETARM_ETH_FIFO_DAT2, lastp); - - /* NETARM_ETH_TXSTAT_TXOK should be checked, to know if the transmission - went fine. But we can't use the timer for a timeout loop because - of it is used already in upper layers. So we just try some times. */ - i = 0; - while (i < 50000) { - if ((GET_EADDR (NETARM_ETH_TX_STAT) & NETARM_ETH_TXSTAT_TXOK) - == NETARM_ETH_TXSTAT_TXOK) - return 0; - i++; - } - - printf ("eth_send timeout\n"); - return 1; -} diff --git a/drivers/net/netarm_eth.h b/drivers/net/netarm_eth.h deleted file mode 100644 index 8edab82da3e..00000000000 --- a/drivers/net/netarm_eth.h +++ /dev/null @@ -1,42 +0,0 @@ -/* - * Copyright (C) 2003 IMMS gGmbH <www.imms.de> - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - * - * author(s): Thomas Elste, <info@elste.org> - */ - -#include <asm/types.h> -#include <config.h> - -#ifdef CONFIG_DRIVER_NETARMETH - -#define SET_EADDR(ad,val) *(volatile unsigned int*)(ad + NETARM_ETH_MODULE_BASE) = val -#define GET_EADDR(ad) (*(volatile unsigned int*)(ad + NETARM_ETH_MODULE_BASE)) - -#define NA_MII_POLL_BUSY_DELAY 900 - -/* MII negotiation timeout value - 500 jiffies = 5 seconds */ -#define NA_MII_NEGOTIATE_DELAY 30 - -/* Registers in the physical layer chip */ -#define MII_PHY_CONTROL 0 -#define MII_PHY_STATUS 1 -#define MII_PHY_ID 2 -#define MII_PHY_AUTONEGADV 4 - -#endif /* CONFIG_DRIVER_NETARMETH */ diff --git a/drivers/serial/Makefile b/drivers/serial/Makefile index 920ce6910ef..5e8b64873d9 100644 --- a/drivers/serial/Makefile +++ b/drivers/serial/Makefile @@ -36,18 +36,14 @@ COBJS-$(CONFIG_MCFUART) += mcfuart.o COBJS-$(CONFIG_NS9750_UART) += ns9750_serial.o COBJS-$(CONFIG_OPENCORES_YANU) += opencores_yanu.o COBJS-$(CONFIG_SYS_NS16550) += ns16550.o -COBJS-$(CONFIG_DRIVER_S3C4510_UART) += s3c4510b_uart.o COBJS-$(CONFIG_S3C64XX) += s3c64xx.o COBJS-$(CONFIG_S5P) += serial_s5p.o COBJS-$(CONFIG_SYS_NS16550_SERIAL) += serial_ns16550.o -COBJS-$(CONFIG_CLPS7111_SERIAL) += serial_clps7111.o COBJS-$(CONFIG_IMX_SERIAL) += serial_imx.o COBJS-$(CONFIG_IXP_SERIAL) += serial_ixp.o COBJS-$(CONFIG_KS8695_SERIAL) += serial_ks8695.o -COBJS-$(CONFIG_LPC2292_SERIAL) += serial_lpc2292.o COBJS-$(CONFIG_MAX3100_SERIAL) += serial_max3100.o COBJS-$(CONFIG_MXC_UART) += serial_mxc.o -COBJS-$(CONFIG_NETARM_SERIAL) += serial_netarm.o COBJS-$(CONFIG_PL010_SERIAL) += serial_pl01x.o COBJS-$(CONFIG_PL011_SERIAL) += serial_pl01x.o COBJS-$(CONFIG_PXA_SERIAL) += serial_pxa.o diff --git a/drivers/serial/s3c4510b_uart.c b/drivers/serial/s3c4510b_uart.c deleted file mode 100644 index c460229e057..00000000000 --- a/drivers/serial/s3c4510b_uart.c +++ /dev/null @@ -1,231 +0,0 @@ -/* - * Copyright (c) 2004 Cucy Systems (http://www.cucy.com) - * Curt Brune <curt@cucy.com> - * - * (C) Copyright 2004 - * DAVE Srl - * http://www.dave-tech.it - * http://www.wawnet.biz - * mailto:info@wawnet.biz - * - * (C) Copyright 2002-2004 - * Wolfgang Denk, DENX Software Engineering, <wd@denx.de> - * - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Marius Groeger <mgroeger@sysgo.de> - * - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Alex Zuepke <azu@sysgo.de> - * - * Copyright (C) 1999 2000 2001 Erik Mouw (J.A.K.Mouw@its.tudelft.nl) - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - * MODULE: $Id:$ - * Description: UART/Serial interface for Samsung S3C4510B SoC - * Runtime Env: ARM7TDMI - * Change History: - * 03-02-04 Create (Curt Brune) curt@cucy.com - * - */ - -#include <common.h> - -#include <asm/hardware.h> -#include "s3c4510b_uart.h" - -DECLARE_GLOBAL_DATA_PTR; - -static UART *uart; - -/* flush serial input queue. returns 0 on success or negative error - * number otherwise - */ -static int serial_flush_input(void) -{ - volatile u32 tmp; - - /* keep on reading as long as the receiver is not empty */ - while( uart->m_stat.bf.rxReady) { - tmp = uart->m_rx; - } - - return 0; -} - - -/* flush output queue. returns 0 on success or negative error number - * otherwise - */ -static int serial_flush_output(void) -{ - /* wait until the transmitter is no longer busy */ - while( !uart->m_stat.bf.txBufEmpty); - - return 0; -} - - -static void s3c4510b_serial_setbrg(void) -{ - UART_LINE_CTRL ulctrl; - UART_CTRL uctrl; - UART_BAUD_DIV ubd; - - serial_flush_output(); - serial_flush_input(); - - /* control register */ - uctrl.ui = 0x0; - uctrl.bf.rxMode = 0x1; - uctrl.bf.rxIrq = 0x0; - uctrl.bf.txMode = 0x1; - uctrl.bf.DSR = 0x0; - uctrl.bf.sendBreak = 0x0; - uctrl.bf.loopBack = 0x0; - uart->m_ctrl.ui = uctrl.ui; - - /* line control register */ - ulctrl.ui = 0x0; - ulctrl.bf.wordLen = 0x3; /* 8 bit data */ - ulctrl.bf.nStop = 0x0; /* 1 stop bit */ - ulctrl.bf.parity = 0x0; /* no parity */ - ulctrl.bf.clk = 0x0; /* internal clock */ - ulctrl.bf.infra_red = 0x0; /* no infra_red */ - uart->m_lineCtrl.ui = ulctrl.ui; - - ubd.ui = 0x0; - - /* see table on page 10-15 in SAMSUNG S3C4510B manual */ - /* get correct divisor */ - switch(gd->baudrate) { - case 1200: ubd.bf.cnt0 = 1301; break; - case 2400: ubd.bf.cnt0 = 650; break; - case 4800: ubd.bf.cnt0 = 324; break; - case 9600: ubd.bf.cnt0 = 162; break; - case 19200: ubd.bf.cnt0 = 80; break; - case 38400: ubd.bf.cnt0 = 40; break; - case 57600: ubd.bf.cnt0 = 26; break; - case 115200: ubd.bf.cnt0 = 13; break; - } - - uart->m_baudDiv.ui = ubd.ui; - uart->m_baudCnt = 0x0; - uart->m_baudClk = 0x0; - -} - - -/* - * Initialise the serial port with the given baudrate. The settings - * are always 8 data bits, no parity, 1 stop bit, no start bits. - * - */ -static int s3c4510b_serial_init(void) -{ - -#if CONFIG_SERIAL1 == 1 - uart = (UART *)UART0_BASE; -#elif CONFIG_SERIAL1 == 2 - uart = (UART *)UART1_BASE; -#else -#error CONFIG_SERIAL1 not equal to 1 or 2 -#endif - - serial_setbrg (); - - return (0); -} - - -/* - * Output a single byte to the serial port. - */ -static void s3c4510_serial_putc(const char c) -{ - /* wait for room in the transmit FIFO */ - while( !uart->m_stat.bf.txBufEmpty); - - uart->m_tx = c; - - /* - to be polite with serial console add a line feed - to the carriage return character - */ - if (c=='\n') - serial_putc('\r'); -} - -/* - * Test if an input byte is ready from the serial port. Returns non-zero on - * success, 0 otherwise. - */ -static int s3c4510b_serial_tstc(void) -{ - return uart->m_stat.bf.rxReady; -} - -/* - * Read a single byte from the serial port. Returns 1 on success, 0 - * otherwise. When the function is succesfull, the character read is - * written into its argument c. - */ -static int s3c4510b_serial_getc(void) -{ - int rv; - - for(;;) { - rv = serial_tstc(); - - if (rv) { - return uart->m_rx & 0xFF; - } - } -} - -static void s3c4510b_serial_puts(const char *s) -{ - default_serial_puts(s); - - /* busy wait for tx complete */ - while (!uart->m_stat.bf.txComplete); - - /* clear break */ - uart->m_ctrl.bf.sendBreak = 0; - -} - -static struct serial_device s3c4510b_serial_drv = { - .name = "s3c4510b_serial", - .start = s3c4510b_serial_init, - .stop = NULL, - .setbrg = s3c4510b_serial_setbrg, - .putc = s3c4510b_serial_putc, - .puts = s3c4510b_serial_puts, - .getc = s3c4510b_serial_getc, - .tstc = s3c4510b_serial_tstc, -}; - -void s3c4510b_serial_initialize(void) -{ - serial_register(&s3c4510b_serial_drv); -} - -__weak struct serial_device *default_serial_console(void) -{ - return &s3c4510b_serial_drv; -} diff --git a/drivers/serial/s3c4510b_uart.h b/drivers/serial/s3c4510b_uart.h deleted file mode 100644 index b06c76d84a7..00000000000 --- a/drivers/serial/s3c4510b_uart.h +++ /dev/null @@ -1,109 +0,0 @@ -#ifndef __UART_H -#define __UART_H - -/* - * Copyright (c) 2004 Cucy Systems (http://www.cucy.com) - * Curt Brune <curt@cucy.com> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - * - * Description: S3C4510B UART register layout - */ - -/* UART LINE CONTROL register */ -typedef struct __BF_UART_LINE_CTRL { - u32 wordLen: 2; - u32 nStop: 1; - u32 parity: 3; - u32 clk: 1; - u32 infra_red: 1; - u32 unused:24; -} BF_UART_LINE_CTRL; - -typedef union _UART_LINE_CTRL { - u32 ui; - BF_UART_LINE_CTRL bf; -} UART_LINE_CTRL; - -/* UART CONTROL register */ -typedef struct __BF_UART_CTRL { - u32 rxMode: 2; - u32 rxIrq: 1; - u32 txMode: 2; - u32 DSR: 1; - u32 sendBreak: 1; - u32 loopBack: 1; - u32 unused:24; -} BF_UART_CTRL; - -typedef union _UART_CTRL { - u32 ui; - BF_UART_CTRL bf; -} UART_CTRL; - -/* UART STATUS register */ -typedef struct __BF_UART_STAT { - u32 overrun: 1; - u32 parity: 1; - u32 frame: 1; - u32 breakIrq: 1; - u32 DTR: 1; - u32 rxReady: 1; - u32 txBufEmpty: 1; - u32 txComplete: 1; - u32 unused:24; -} BF_UART_STAT; - -typedef union _UART_STAT { - u32 ui; - BF_UART_STAT bf; -} UART_STAT; - -/* UART BAUD_DIV register */ -typedef struct __BF_UART_BAUD_DIV { - u32 cnt1: 4; - u32 cnt0:12; - u32 unused:16; -} BF_UART_BAUD_DIV; - -typedef union _UART_BAUD_DIV { - u32 ui; - BF_UART_BAUD_DIV bf; -} UART_BAUD_DIV; - -/* UART register block */ -typedef struct __UART { - volatile UART_LINE_CTRL m_lineCtrl; - volatile UART_CTRL m_ctrl; - volatile UART_STAT m_stat; - volatile u32 m_tx; - volatile u32 m_rx; - volatile UART_BAUD_DIV m_baudDiv; - volatile u32 m_baudCnt; - volatile u32 m_baudClk; -} UART; - -#define NL 0x0A -#define CR 0x0D -#define BSP 0x08 -#define ESC 0x1B -#define CTRLZ 0x1A -#define RUBOUT 0x7F - -#endif diff --git a/drivers/serial/serial.c b/drivers/serial/serial.c index e0886d562e1..f5f43a6ddc0 100644 --- a/drivers/serial/serial.c +++ b/drivers/serial/serial.c @@ -96,7 +96,6 @@ serial_initfunc(lpc32xx_serial_initialize); serial_initfunc(mcf_serial_initialize); serial_initfunc(ns9750_serial_initialize); serial_initfunc(oc_serial_initialize); -serial_initfunc(s3c4510b_serial_initialize); serial_initfunc(s3c64xx_serial_initialize); serial_initfunc(sandbox_serial_initialize); serial_initfunc(clps7111_serial_initialize); @@ -104,10 +103,8 @@ serial_initfunc(imx_serial_initialize); serial_initfunc(ixp_serial_initialize); serial_initfunc(ks8695_serial_initialize); serial_initfunc(lh7a40x_serial_initialize); -serial_initfunc(lpc2292_serial_initialize); serial_initfunc(max3100_serial_initialize); serial_initfunc(mxc_serial_initialize); -serial_initfunc(netarm_serial_initialize); serial_initfunc(pl01x_serial_initialize); serial_initfunc(s3c44b0_serial_initialize); serial_initfunc(sa1100_serial_initialize); @@ -194,7 +191,6 @@ void serial_initialize(void) mcf_serial_initialize(); ns9750_serial_initialize(); oc_serial_initialize(); - s3c4510b_serial_initialize(); s3c64xx_serial_initialize(); sandbox_serial_initialize(); clps7111_serial_initialize(); @@ -202,10 +198,8 @@ void serial_initialize(void) ixp_serial_initialize(); ks8695_serial_initialize(); lh7a40x_serial_initialize(); - lpc2292_serial_initialize(); max3100_serial_initialize(); mxc_serial_initialize(); - netarm_serial_initialize(); pl01x_serial_initialize(); s3c44b0_serial_initialize(); sa1100_serial_initialize(); diff --git a/drivers/serial/serial_clps7111.c b/drivers/serial/serial_clps7111.c deleted file mode 100644 index c292ed87560..00000000000 --- a/drivers/serial/serial_clps7111.c +++ /dev/null @@ -1,134 +0,0 @@ -/* - * (C) Copyright 2002-2004 - * Wolfgang Denk, DENX Software Engineering, <wd@denx.de> - * - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Marius Groeger <mgroeger@sysgo.de> - * - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Alex Zuepke <azu@sysgo.de> - * - * Copyright (C) 1999 2000 2001 Erik Mouw (J.A.K.Mouw@its.tudelft.nl) - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - -#include <common.h> -#include <clps7111.h> - -DECLARE_GLOBAL_DATA_PTR; - -static void clps7111_serial_setbrg(void) -{ - unsigned int reg = 0; - - switch (gd->baudrate) { - case 1200: reg = 191; break; - case 9600: reg = 23; break; - case 19200: reg = 11; break; - case 38400: reg = 5; break; - case 57600: reg = 3; break; - case 115200: reg = 1; break; - default: hang (); break; - } - - /* init serial serial 1,2 */ - IO_SYSCON1 = SYSCON1_UART1EN; - IO_SYSCON2 = SYSCON2_UART2EN; - - reg |= UBRLCR_WRDLEN8; - - IO_UBRLCR1 = reg; - IO_UBRLCR2 = reg; -} - - -/* - * Initialise the serial port with the given baudrate. The settings - * are always 8 data bits, no parity, 1 stop bit, no start bits. - * - */ -static int clps7111_serial_init(void) -{ - serial_setbrg (); - - return (0); -} - - -/* - * Output a single byte to the serial port. - */ -static void clps7111_serial_putc(const char c) -{ - int tmo; - - /* If \n, also do \r */ - if (c == '\n') - serial_putc ('\r'); - - tmo = get_timer (0) + 1 * CONFIG_SYS_HZ; - while (IO_SYSFLG1 & SYSFLG1_UTXFF) - if (get_timer (0) > tmo) - break; - - IO_UARTDR1 = c; -} - -/* - * Read a single byte from the serial port. Returns 1 on success, 0 - * otherwise. When the function is succesfull, the character read is - * written into its argument c. - */ -static int clps7111_serial_tstc(void) -{ - return !(IO_SYSFLG1 & SYSFLG1_URXFE); -} - -/* - * Read a single byte from the serial port. Returns 1 on success, 0 - * otherwise. When the function is succesfull, the character read is - * written into its argument c. - */ -static int clps7111_serial_getc(void) -{ - while (IO_SYSFLG1 & SYSFLG1_URXFE); - - return IO_UARTDR1 & 0xff; -} - -static struct serial_device clps7111_serial_drv = { - .name = "clps7111_serial", - .start = clps7111_serial_init, - .stop = NULL, - .setbrg = clps7111_serial_setbrg, - .putc = clps7111_serial_putc, - .puts = default_serial_puts, - .getc = clps7111_serial_getc, - .tstc = clps7111_serial_tstc, -}; - -void clps7111_serial_initialize(void) -{ - serial_register(&clps7111_serial_drv); -} - -__weak struct serial_device *default_serial_console(void) -{ - return &clps7111_serial_drv; -} diff --git a/drivers/serial/serial_lpc2292.c b/drivers/serial/serial_lpc2292.c deleted file mode 100644 index 8abc4767135..00000000000 --- a/drivers/serial/serial_lpc2292.c +++ /dev/null @@ -1,117 +0,0 @@ -/* - * (C) Copyright 2002-2004 - * Wolfgang Denk, DENX Software Engineering, <wd@denx.de> - * - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Marius Groeger <mgroeger@sysgo.de> - * - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Alex Zuepke <azu@sysgo.de> - * - * Copyright (C) 1999 2000 2001 Erik Mouw (J.A.K.Mouw@its.tudelft.nl) - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - -#include <common.h> -#include <asm/arch/hardware.h> - -DECLARE_GLOBAL_DATA_PTR; - -static void lpc2292_serial_setbrg(void) -{ - unsigned short divisor = 0; - - switch (gd->baudrate) { - case 1200: divisor = 3072; break; - case 9600: divisor = 384; break; - case 19200: divisor = 192; break; - case 38400: divisor = 96; break; - case 57600: divisor = 64; break; - case 115200: divisor = 32; break; - default: hang (); break; - } - - /* init serial UART0 */ - PUT8(U0LCR, 0); - PUT8(U0IER, 0); - PUT8(U0LCR, 0x80); /* DLAB=1 */ - PUT8(U0DLL, (unsigned char)(divisor & 0x00FF)); - PUT8(U0DLM, (unsigned char)(divisor >> 8)); - PUT8(U0LCR, 0x03); /* 8N1, DLAB=0 */ - PUT8(U0FCR, 1); /* Enable RX and TX FIFOs */ -} - -static int lpc2292_serial_init(void) -{ - unsigned long pinsel0; - - serial_setbrg (); - - pinsel0 = GET32(PINSEL0); - pinsel0 &= ~(0x00000003); - pinsel0 |= 5; - PUT32(PINSEL0, pinsel0); - - return (0); -} - -static void lpc2292_serial_putc(const char c) -{ - if (c == '\n') - { - while((GET8(U0LSR) & (1<<5)) == 0); /* Wait for empty U0THR */ - PUT8(U0THR, '\r'); - } - - while((GET8(U0LSR) & (1<<5)) == 0); /* Wait for empty U0THR */ - PUT8(U0THR, c); -} - -static int lpc2292_serial_getc(void) -{ - while((GET8(U0LSR) & 1) == 0); - return GET8(U0RBR); -} - -/* Test if there is a byte to read */ -static int lpc2292_serial_tstc(void) -{ - return (GET8(U0LSR) & 1); -} - -static struct serial_device lpc2292_serial_drv = { - .name = "lpc2292_serial", - .start = lpc2292_serial_init, - .stop = NULL, - .setbrg = lpc2292_serial_setbrg, - .putc = lpc2292_serial_putc, - .puts = default_serial_puts, - .getc = lpc2292_serial_getc, - .tstc = lpc2292_serial_tstc, -}; - -void lpc2292_serial_initialize(void) -{ - serial_register(&lpc2292_serial_drv); -} - -__weak struct serial_device *default_serial_console(void) -{ - return &lpc2292_serial_drv; -} diff --git a/drivers/serial/serial_netarm.c b/drivers/serial/serial_netarm.c deleted file mode 100644 index 44d7c500c79..00000000000 --- a/drivers/serial/serial_netarm.c +++ /dev/null @@ -1,204 +0,0 @@ -/* - * Serial Port stuff - taken from Linux - * - * (C) Copyright 2002 - * MAZeT GmbH <www.mazet.de> - * Stephan Linz <linz@mazet.de>, <linz@li-pro.net> - * - * (c) 2004 - * IMMS gGmbH <www.imms.de> - * Thomas Elste <info@elste.org> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - -#include <common.h> -#include <asm/hardware.h> - -DECLARE_GLOBAL_DATA_PTR; - -#define PORTA (*(volatile unsigned int *)(NETARM_GEN_MODULE_BASE + NETARM_GEN_PORTA)) -#if !defined(CONFIG_NETARM_NS7520) -#define PORTB (*(volatile unsigned int *)(NETARM_GEN_MODULE_BASE + NETARM_GEN_PORTB)) -#else -#define PORTC (*(volatile unsigned int *)(NETARM_GEN_MODULE_BASE + NETARM_GEN_PORTC)) -#endif - -/* wait until transmitter is ready for another character */ -#define TXWAITRDY(registers) \ -{ \ - ulong tmo = get_timer(0) + 1 * CONFIG_SYS_HZ; \ - while (((registers)->status_a & NETARM_SER_STATA_TX_RDY) == 0 ) { \ - if (get_timer(0) > tmo) \ - break; \ - } \ -} - - -volatile netarm_serial_channel_t *serial_reg_ch1 = get_serial_channel(0); -volatile netarm_serial_channel_t *serial_reg_ch2 = get_serial_channel(1); - -extern void _netarm_led_FAIL1(void); - -/* - * Setup both serial i/f with given baudrate - */ -static void netarm_serial_setbrg(void) -{ - /* set 0 ... make sure pins are configured for serial */ -#if !defined(CONFIG_NETARM_NS7520) - PORTA = PORTB = - NETARM_GEN_PORT_MODE (0xef) | NETARM_GEN_PORT_DIR (0xe0); -#else - PORTA = NETARM_GEN_PORT_MODE (0xef) | NETARM_GEN_PORT_DIR (0xe0); - PORTC = NETARM_GEN_PORT_CSF (0xef) | NETARM_GEN_PORT_MODE (0xef) | NETARM_GEN_PORT_DIR (0xe0); -#endif - - /* first turn em off */ - serial_reg_ch1->ctrl_a = serial_reg_ch2->ctrl_a = 0; - - /* clear match register, we don't need it */ - serial_reg_ch1->rx_match = serial_reg_ch2->rx_match = 0; - - /* setup bit rate generator and rx buffer gap timer (1 byte only) */ - if ((gd->baudrate >= MIN_BAUD_RATE) - && (gd->baudrate <= MAX_BAUD_RATE)) { - serial_reg_ch1->bitrate = serial_reg_ch2->bitrate = - NETARM_SER_BR_X16 (gd->baudrate); - serial_reg_ch1->rx_buf_timer = serial_reg_ch2->rx_buf_timer = - 0; - serial_reg_ch1->rx_char_timer = serial_reg_ch2->rx_char_timer = - NETARM_SER_RXGAP (gd->baudrate); - } else { - hang (); - } - - /* setup port mode */ - serial_reg_ch1->ctrl_b = serial_reg_ch2->ctrl_b = - ( NETARM_SER_CTLB_RCGT_EN | - NETARM_SER_CTLB_UART_MODE); - serial_reg_ch1->ctrl_a = serial_reg_ch2->ctrl_a = - ( NETARM_SER_CTLA_ENABLE | - NETARM_SER_CTLA_P_NONE | - /* see errata */ - NETARM_SER_CTLA_2STOP | - NETARM_SER_CTLA_8BITS | - NETARM_SER_CTLA_DTR_EN | - NETARM_SER_CTLA_RTS_EN); -} - - -/* - * Initialise the serial port with the given baudrate. The settings - * are always 8 data bits, no parity, 1 stop bit, no start bits. - */ -static int netarm_serial_init(void) -{ - serial_setbrg (); - return 0; -} - - -/* - * Output a single byte to the serial port. - */ -static void netarm_serial_putc(const char c) -{ - volatile unsigned char *fifo; - - /* If \n, also do \r */ - if (c == '\n') - serial_putc ('\r'); - - fifo = (volatile unsigned char *) &(serial_reg_ch1->fifo); - TXWAITRDY (serial_reg_ch1); - *fifo = c; -} - -/* - * Test of a single byte from the serial port. Returns 1 on success, 0 - * otherwise. - */ -static int netarm_serial_tstc(void) -{ - return serial_reg_ch1->status_a & NETARM_SER_STATA_RX_RDY; -} - -/* - * Read a single byte from the serial port. Returns 1 on success, 0 - * otherwise. - */ -static int netarm_serial_getc(void) -{ - unsigned int ch_uint; - volatile unsigned int *fifo; - volatile unsigned char *fifo_char = NULL; - int buf_count = 0; - - while (!(serial_reg_ch1->status_a & NETARM_SER_STATA_RX_RDY)) - /* NOP */ ; - - fifo = (volatile unsigned int *) &(serial_reg_ch1->fifo); - fifo_char = (unsigned char *) &ch_uint; - ch_uint = *fifo; - - buf_count = NETARM_SER_STATA_RXFDB (serial_reg_ch1->status_a); - switch (buf_count) { - case NETARM_SER_STATA_RXFDB_4BYTES: - buf_count = 4; - break; - case NETARM_SER_STATA_RXFDB_3BYTES: - buf_count = 3; - break; - case NETARM_SER_STATA_RXFDB_2BYTES: - buf_count = 2; - break; - case NETARM_SER_STATA_RXFDB_1BYTES: - buf_count = 1; - break; - default: - /* panic, be never here */ - break; - } - - serial_reg_ch1->status_a |= NETARM_SER_STATA_RX_CLOSED; - - return ch_uint & 0xff; -} - -static struct serial_device netarm_serial_drv = { - .name = "netarm_serial", - .start = netarm_serial_init, - .stop = NULL, - .setbrg = netarm_serial_setbrg, - .putc = netarm_serial_putc, - .puts = default_serial_puts, - .getc = netarm_serial_getc, - .tstc = netarm_serial_tstc, -}; - -void netarm_serial_initialize(void) -{ - serial_register(&netarm_serial_drv); -} - -__weak struct serial_device *default_serial_console(void) -{ - return &netarm_serial_drv; -} diff --git a/drivers/spi/omap3_spi.c b/drivers/spi/omap3_spi.c index e40a632caa0..6791a7e0ec7 100644 --- a/drivers/spi/omap3_spi.c +++ b/drivers/spi/omap3_spi.c @@ -173,14 +173,13 @@ int spi_claim_bus(struct spi_slave *slave) /* standard 4-wire master mode: SCK, MOSI/out, MISO/in, nCS * REVISIT: this controller could support SPI_3WIRE mode. */ -#ifdef CONFIG_AM33XX +#ifdef CONFIG_OMAP3_SPI_D0_D1_SWAPPED /* - * The reference design on AM33xx has D0 and D1 wired up opposite - * of how it has been done on previous platforms. We assume that - * custom hardware will also follow this convention. + * Some boards have D0 wired as MOSI / D1 as MISO instead of + * The normal D0 as MISO / D1 as MOSI. */ - conf &= OMAP3_MCSPI_CHCONF_DPE0; - conf |= ~(OMAP3_MCSPI_CHCONF_IS|OMAP3_MCSPI_CHCONF_DPE1); + conf &= ~OMAP3_MCSPI_CHCONF_DPE0; + conf |= OMAP3_MCSPI_CHCONF_IS|OMAP3_MCSPI_CHCONF_DPE1; #else conf &= ~(OMAP3_MCSPI_CHCONF_IS|OMAP3_MCSPI_CHCONF_DPE1); conf |= OMAP3_MCSPI_CHCONF_DPE0; diff --git a/drivers/usb/musb/musb_udc.c b/drivers/usb/musb/musb_udc.c index 09cdec31a98..e0b4217dc3f 100644 --- a/drivers/usb/musb/musb_udc.c +++ b/drivers/usb/musb/musb_udc.c @@ -640,8 +640,17 @@ static void musb_peri_ep0(void) static void musb_peri_rx_ep(unsigned int ep) { - u16 peri_rxcount = readw(&musbr->ep[ep].epN.rxcount); + u16 peri_rxcount; + u8 peri_rxcsr = readw(&musbr->ep[ep].epN.rxcsr); + if (!(peri_rxcsr & MUSB_RXCSR_RXPKTRDY)) { + if (debug_level > 0) + serial_printf("ERROR : %s %d without MUSB_RXCSR_RXPKTRDY set\n", + __PRETTY_FUNCTION__, ep); + return; + } + + peri_rxcount = readw(&musbr->ep[ep].epN.rxcount); if (peri_rxcount) { struct usb_endpoint_instance *endpoint; u32 length; |