mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-12 06:12:58 +00:00
03f9d7d174
These boards are old enough and have no maintainers. Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
732 lines
16 KiB
C
732 lines
16 KiB
C
/*
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* (C) Copyright 2000
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <commproc.h>
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#include <command.h>
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#include <serial.h>
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#include <watchdog.h>
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#include <linux/compiler.h>
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DECLARE_GLOBAL_DATA_PTR;
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#if !defined(CONFIG_8xx_CONS_NONE) /* No Console at all */
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#if defined(CONFIG_8xx_CONS_SMC1) /* Console on SMC1 */
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#define SMC_INDEX 0
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#define PROFF_SMC PROFF_SMC1
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#define CPM_CR_CH_SMC CPM_CR_CH_SMC1
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#elif defined(CONFIG_8xx_CONS_SMC2) /* Console on SMC2 */
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#define SMC_INDEX 1
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#define PROFF_SMC PROFF_SMC2
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#define CPM_CR_CH_SMC CPM_CR_CH_SMC2
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#endif /* CONFIG_8xx_CONS_SMCx */
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#if defined(CONFIG_8xx_CONS_SCC1) /* Console on SCC1 */
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#define SCC_INDEX 0
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#define PROFF_SCC PROFF_SCC1
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#define CPM_CR_CH_SCC CPM_CR_CH_SCC1
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#elif defined(CONFIG_8xx_CONS_SCC2) /* Console on SCC2 */
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#define SCC_INDEX 1
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#define PROFF_SCC PROFF_SCC2
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#define CPM_CR_CH_SCC CPM_CR_CH_SCC2
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#elif defined(CONFIG_8xx_CONS_SCC3) /* Console on SCC3 */
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#define SCC_INDEX 2
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#define PROFF_SCC PROFF_SCC3
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#define CPM_CR_CH_SCC CPM_CR_CH_SCC3
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#elif defined(CONFIG_8xx_CONS_SCC4) /* Console on SCC4 */
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#define SCC_INDEX 3
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#define PROFF_SCC PROFF_SCC4
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#define CPM_CR_CH_SCC CPM_CR_CH_SCC4
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#endif /* CONFIG_8xx_CONS_SCCx */
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#if !defined(CONFIG_SYS_SMC_RXBUFLEN)
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#define CONFIG_SYS_SMC_RXBUFLEN 1
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#define CONFIG_SYS_MAXIDLE 0
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#else
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#if !defined(CONFIG_SYS_MAXIDLE)
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#error "you must define CONFIG_SYS_MAXIDLE"
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#endif
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#endif
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typedef volatile struct serialbuffer {
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cbd_t rxbd; /* Rx BD */
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cbd_t txbd; /* Tx BD */
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uint rxindex; /* index for next character to read */
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volatile uchar rxbuf[CONFIG_SYS_SMC_RXBUFLEN];/* rx buffers */
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volatile uchar txbuf; /* tx buffers */
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} serialbuffer_t;
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static void serial_setdivisor(volatile cpm8xx_t *cp)
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{
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int divisor=(gd->cpu_clk + 8*gd->baudrate)/16/gd->baudrate;
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if(divisor/16>0x1000) {
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/* bad divisor, assume 50MHz clock and 9600 baud */
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divisor=(50*1000*1000 + 8*9600)/16/9600;
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}
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#ifdef CONFIG_SYS_BRGCLK_PRESCALE
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divisor /= CONFIG_SYS_BRGCLK_PRESCALE;
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#endif
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if(divisor<=0x1000) {
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cp->cp_brgc1=((divisor-1)<<1) | CPM_BRG_EN;
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} else {
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cp->cp_brgc1=((divisor/16-1)<<1) | CPM_BRG_EN | CPM_BRG_DIV16;
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}
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}
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#if (defined (CONFIG_8xx_CONS_SMC1) || defined (CONFIG_8xx_CONS_SMC2))
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/*
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* Minimal serial functions needed to use one of the SMC ports
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* as serial console interface.
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*/
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static void smc_setbrg (void)
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{
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volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
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volatile cpm8xx_t *cp = &(im->im_cpm);
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/* Set up the baud rate generator.
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* See 8xx_io/commproc.c for details.
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*
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* Wire BRG1 to SMCx
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*/
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cp->cp_simode = 0x00000000;
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serial_setdivisor(cp);
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}
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static int smc_init (void)
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{
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volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
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volatile smc_t *sp;
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volatile smc_uart_t *up;
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volatile cpm8xx_t *cp = &(im->im_cpm);
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#if (!defined(CONFIG_8xx_CONS_SMC1)) && (defined(CONFIG_MPC823) || defined(CONFIG_MPC850))
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volatile iop8xx_t *ip = (iop8xx_t *)&(im->im_ioport);
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#endif
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uint dpaddr;
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volatile serialbuffer_t *rtx;
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/* initialize pointers to SMC */
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sp = (smc_t *) &(cp->cp_smc[SMC_INDEX]);
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up = (smc_uart_t *) &cp->cp_dparam[PROFF_SMC];
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#ifdef CONFIG_SYS_SMC_UCODE_PATCH
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up = (smc_uart_t *) &cp->cp_dpmem[up->smc_rpbase];
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#else
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/* Disable relocation */
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up->smc_rpbase = 0;
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#endif
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/* Disable transmitter/receiver. */
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sp->smc_smcmr &= ~(SMCMR_REN | SMCMR_TEN);
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/* Enable SDMA. */
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im->im_siu_conf.sc_sdcr = 1;
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/* clear error conditions */
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#ifdef CONFIG_SYS_SDSR
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im->im_sdma.sdma_sdsr = CONFIG_SYS_SDSR;
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#else
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im->im_sdma.sdma_sdsr = 0x83;
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#endif
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/* clear SDMA interrupt mask */
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#ifdef CONFIG_SYS_SDMR
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im->im_sdma.sdma_sdmr = CONFIG_SYS_SDMR;
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#else
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im->im_sdma.sdma_sdmr = 0x00;
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#endif
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#if defined(CONFIG_8xx_CONS_SMC1)
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/* Use Port B for SMC1 instead of other functions. */
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cp->cp_pbpar |= 0x000000c0;
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cp->cp_pbdir &= ~0x000000c0;
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cp->cp_pbodr &= ~0x000000c0;
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#else /* CONFIG_8xx_CONS_SMC2 */
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# if defined(CONFIG_MPC823) || defined(CONFIG_MPC850)
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/* Use Port A for SMC2 instead of other functions. */
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ip->iop_papar |= 0x00c0;
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ip->iop_padir &= ~0x00c0;
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ip->iop_paodr &= ~0x00c0;
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# else /* must be a 860 then */
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/* Use Port B for SMC2 instead of other functions.
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*/
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cp->cp_pbpar |= 0x00000c00;
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cp->cp_pbdir &= ~0x00000c00;
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cp->cp_pbodr &= ~0x00000c00;
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# endif
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#endif
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/* Set the physical address of the host memory buffers in
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* the buffer descriptors.
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*/
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#ifdef CONFIG_SYS_ALLOC_DPRAM
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/* allocate
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* size of struct serialbuffer with bd rx/tx, buffer rx/tx and rx index
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*/
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dpaddr = dpram_alloc_align((sizeof(serialbuffer_t)), 8);
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#else
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dpaddr = CPM_SERIAL_BASE ;
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#endif
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rtx = (serialbuffer_t *)&cp->cp_dpmem[dpaddr];
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/* Allocate space for two buffer descriptors in the DP ram.
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* For now, this address seems OK, but it may have to
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* change with newer versions of the firmware.
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* damm: allocating space after the two buffers for rx/tx data
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*/
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rtx->rxbd.cbd_bufaddr = (uint) &rtx->rxbuf;
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rtx->rxbd.cbd_sc = 0;
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rtx->txbd.cbd_bufaddr = (uint) &rtx->txbuf;
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rtx->txbd.cbd_sc = 0;
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/* Set up the uart parameters in the parameter ram. */
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up->smc_rbase = dpaddr;
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up->smc_tbase = dpaddr+sizeof(cbd_t);
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up->smc_rfcr = SMC_EB;
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up->smc_tfcr = SMC_EB;
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#if defined (CONFIG_SYS_SMC_UCODE_PATCH)
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up->smc_rbptr = up->smc_rbase;
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up->smc_tbptr = up->smc_tbase;
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up->smc_rstate = 0;
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up->smc_tstate = 0;
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#endif
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/* Set UART mode, 8 bit, no parity, one stop.
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* Enable receive and transmit.
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*/
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sp->smc_smcmr = smcr_mk_clen(9) | SMCMR_SM_UART;
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/* Mask all interrupts and remove anything pending.
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*/
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sp->smc_smcm = 0;
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sp->smc_smce = 0xff;
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#ifdef CONFIG_SYS_SPC1920_SMC1_CLK4
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/* clock source is PLD */
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/* set freq to 19200 Baud */
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*((volatile uchar *) CONFIG_SYS_SPC1920_PLD_BASE+6) = 0x3;
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/* configure clk4 as input */
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im->im_ioport.iop_pdpar |= 0x800;
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im->im_ioport.iop_pddir &= ~0x800;
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cp->cp_simode = ((cp->cp_simode & ~0xf000) | 0x7000);
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#else
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/* Set up the baud rate generator */
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smc_setbrg ();
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#endif
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/* Make the first buffer the only buffer. */
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rtx->txbd.cbd_sc |= BD_SC_WRAP;
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rtx->rxbd.cbd_sc |= BD_SC_EMPTY | BD_SC_WRAP;
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/* single/multi character receive. */
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up->smc_mrblr = CONFIG_SYS_SMC_RXBUFLEN;
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up->smc_maxidl = CONFIG_SYS_MAXIDLE;
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rtx->rxindex = 0;
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/* Initialize Tx/Rx parameters. */
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while (cp->cp_cpcr & CPM_CR_FLG) /* wait if cp is busy */
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;
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cp->cp_cpcr = mk_cr_cmd(CPM_CR_CH_SMC, CPM_CR_INIT_TRX) | CPM_CR_FLG;
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while (cp->cp_cpcr & CPM_CR_FLG) /* wait if cp is busy */
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;
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/* Enable transmitter/receiver. */
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sp->smc_smcmr |= SMCMR_REN | SMCMR_TEN;
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return (0);
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}
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static void
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smc_putc(const char c)
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{
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volatile smc_uart_t *up;
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volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
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volatile cpm8xx_t *cpmp = &(im->im_cpm);
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volatile serialbuffer_t *rtx;
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#ifdef CONFIG_MODEM_SUPPORT
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if (gd->be_quiet)
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return;
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#endif
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if (c == '\n')
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smc_putc ('\r');
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up = (smc_uart_t *)&cpmp->cp_dparam[PROFF_SMC];
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#ifdef CONFIG_SYS_SMC_UCODE_PATCH
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up = (smc_uart_t *) &cpmp->cp_dpmem[up->smc_rpbase];
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#endif
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rtx = (serialbuffer_t *)&cpmp->cp_dpmem[up->smc_rbase];
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/* Wait for last character to go. */
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rtx->txbuf = c;
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rtx->txbd.cbd_datlen = 1;
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rtx->txbd.cbd_sc |= BD_SC_READY;
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__asm__("eieio");
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while (rtx->txbd.cbd_sc & BD_SC_READY) {
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WATCHDOG_RESET ();
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__asm__("eieio");
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}
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}
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static void
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smc_puts (const char *s)
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{
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while (*s) {
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smc_putc (*s++);
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}
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}
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static int
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smc_getc(void)
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{
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volatile smc_uart_t *up;
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volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
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volatile cpm8xx_t *cpmp = &(im->im_cpm);
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volatile serialbuffer_t *rtx;
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unsigned char c;
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up = (smc_uart_t *)&cpmp->cp_dparam[PROFF_SMC];
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#ifdef CONFIG_SYS_SMC_UCODE_PATCH
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up = (smc_uart_t *) &cpmp->cp_dpmem[up->smc_rpbase];
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#endif
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rtx = (serialbuffer_t *)&cpmp->cp_dpmem[up->smc_rbase];
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/* Wait for character to show up. */
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while (rtx->rxbd.cbd_sc & BD_SC_EMPTY)
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WATCHDOG_RESET ();
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/* the characters are read one by one,
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* use the rxindex to know the next char to deliver
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*/
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c = *(unsigned char *) (rtx->rxbd.cbd_bufaddr+rtx->rxindex);
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rtx->rxindex++;
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/* check if all char are readout, then make prepare for next receive */
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if (rtx->rxindex >= rtx->rxbd.cbd_datlen) {
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rtx->rxindex = 0;
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rtx->rxbd.cbd_sc |= BD_SC_EMPTY;
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}
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return(c);
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}
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static int
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smc_tstc(void)
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{
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volatile smc_uart_t *up;
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volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
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volatile cpm8xx_t *cpmp = &(im->im_cpm);
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volatile serialbuffer_t *rtx;
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up = (smc_uart_t *)&cpmp->cp_dparam[PROFF_SMC];
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#ifdef CONFIG_SYS_SMC_UCODE_PATCH
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up = (smc_uart_t *) &cpmp->cp_dpmem[up->smc_rpbase];
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#endif
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rtx = (serialbuffer_t *)&cpmp->cp_dpmem[up->smc_rbase];
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return !(rtx->rxbd.cbd_sc & BD_SC_EMPTY);
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}
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struct serial_device serial_smc_device =
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{
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.name = "serial_smc",
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.start = smc_init,
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.stop = NULL,
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.setbrg = smc_setbrg,
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.getc = smc_getc,
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.tstc = smc_tstc,
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.putc = smc_putc,
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.puts = smc_puts,
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};
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#endif /* CONFIG_8xx_CONS_SMC1 || CONFIG_8xx_CONS_SMC2 */
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#if defined(CONFIG_8xx_CONS_SCC1) || defined(CONFIG_8xx_CONS_SCC2) || \
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defined(CONFIG_8xx_CONS_SCC3) || defined(CONFIG_8xx_CONS_SCC4)
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static void
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scc_setbrg (void)
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{
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volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
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volatile cpm8xx_t *cp = &(im->im_cpm);
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/* Set up the baud rate generator.
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* See 8xx_io/commproc.c for details.
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*
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* Wire BRG1 to SCCx
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*/
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cp->cp_sicr &= ~(0x000000FF << (8 * SCC_INDEX));
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serial_setdivisor(cp);
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}
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static int scc_init (void)
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{
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volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
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volatile scc_t *sp;
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volatile scc_uart_t *up;
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volatile cbd_t *tbdf, *rbdf;
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volatile cpm8xx_t *cp = &(im->im_cpm);
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uint dpaddr;
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#if (SCC_INDEX != 2) || !defined(CONFIG_MPC850)
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volatile iop8xx_t *ip = (iop8xx_t *)&(im->im_ioport);
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#endif
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/* initialize pointers to SCC */
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sp = (scc_t *) &(cp->cp_scc[SCC_INDEX]);
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up = (scc_uart_t *) &cp->cp_dparam[PROFF_SCC];
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#if defined(CONFIG_LWMON) && defined(CONFIG_8xx_CONS_SCC2)
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{ /* Disable Ethernet, enable Serial */
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uchar c;
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c = pic_read (0x61);
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c &= ~0x40; /* enable COM3 */
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c |= 0x80; /* disable Ethernet */
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pic_write (0x61, c);
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/* enable RTS2 */
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cp->cp_pbpar |= 0x2000;
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cp->cp_pbdat |= 0x2000;
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cp->cp_pbdir |= 0x2000;
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}
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#endif /* CONFIG_LWMON */
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/* Disable transmitter/receiver. */
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sp->scc_gsmrl &= ~(SCC_GSMRL_ENR | SCC_GSMRL_ENT);
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#if (SCC_INDEX == 2) && defined(CONFIG_MPC850)
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/*
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* The MPC850 has SCC3 on Port B
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*/
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cp->cp_pbpar |= 0x06;
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cp->cp_pbdir &= ~0x06;
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cp->cp_pbodr &= ~0x06;
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#elif (SCC_INDEX < 2) || !defined(CONFIG_IP860)
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/*
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* Standard configuration for SCC's is on Part A
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*/
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ip->iop_papar |= ((3 << (2 * SCC_INDEX)));
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ip->iop_padir &= ~((3 << (2 * SCC_INDEX)));
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ip->iop_paodr &= ~((3 << (2 * SCC_INDEX)));
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#else
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/*
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* The IP860 has SCC3 and SCC4 on Port D
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*/
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ip->iop_pdpar |= ((3 << (2 * SCC_INDEX)));
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#endif
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/* Allocate space for two buffer descriptors in the DP ram. */
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#ifdef CONFIG_SYS_ALLOC_DPRAM
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dpaddr = dpram_alloc_align (sizeof(cbd_t)*2 + 2, 8) ;
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#else
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dpaddr = CPM_SERIAL2_BASE ;
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#endif
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/* Enable SDMA. */
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im->im_siu_conf.sc_sdcr = 0x0001;
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/* Set the physical address of the host memory buffers in
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* the buffer descriptors.
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*/
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rbdf = (cbd_t *)&cp->cp_dpmem[dpaddr];
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rbdf->cbd_bufaddr = (uint) (rbdf+2);
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rbdf->cbd_sc = 0;
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tbdf = rbdf + 1;
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tbdf->cbd_bufaddr = ((uint) (rbdf+2)) + 1;
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tbdf->cbd_sc = 0;
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/* Set up the baud rate generator. */
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scc_setbrg ();
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/* Set up the uart parameters in the parameter ram. */
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up->scc_genscc.scc_rbase = dpaddr;
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up->scc_genscc.scc_tbase = dpaddr+sizeof(cbd_t);
|
|
|
|
/* Initialize Tx/Rx parameters. */
|
|
while (cp->cp_cpcr & CPM_CR_FLG) /* wait if cp is busy */
|
|
;
|
|
cp->cp_cpcr = mk_cr_cmd(CPM_CR_CH_SCC, CPM_CR_INIT_TRX) | CPM_CR_FLG;
|
|
|
|
while (cp->cp_cpcr & CPM_CR_FLG) /* wait if cp is busy */
|
|
;
|
|
|
|
up->scc_genscc.scc_rfcr = SCC_EB | 0x05;
|
|
up->scc_genscc.scc_tfcr = SCC_EB | 0x05;
|
|
|
|
up->scc_genscc.scc_mrblr = 1; /* Single character receive */
|
|
up->scc_maxidl = 0; /* disable max idle */
|
|
up->scc_brkcr = 1; /* send one break character on stop TX */
|
|
up->scc_parec = 0;
|
|
up->scc_frmec = 0;
|
|
up->scc_nosec = 0;
|
|
up->scc_brkec = 0;
|
|
up->scc_uaddr1 = 0;
|
|
up->scc_uaddr2 = 0;
|
|
up->scc_toseq = 0;
|
|
up->scc_char1 = 0x8000;
|
|
up->scc_char2 = 0x8000;
|
|
up->scc_char3 = 0x8000;
|
|
up->scc_char4 = 0x8000;
|
|
up->scc_char5 = 0x8000;
|
|
up->scc_char6 = 0x8000;
|
|
up->scc_char7 = 0x8000;
|
|
up->scc_char8 = 0x8000;
|
|
up->scc_rccm = 0xc0ff;
|
|
|
|
/* Set low latency / small fifo. */
|
|
sp->scc_gsmrh = SCC_GSMRH_RFW;
|
|
|
|
/* Set SCC(x) clock mode to 16x
|
|
* See 8xx_io/commproc.c for details.
|
|
*
|
|
* Wire BRG1 to SCCn
|
|
*/
|
|
|
|
/* Set UART mode, clock divider 16 on Tx and Rx */
|
|
sp->scc_gsmrl &= ~0xF;
|
|
sp->scc_gsmrl |=
|
|
(SCC_GSMRL_MODE_UART | SCC_GSMRL_TDCR_16 | SCC_GSMRL_RDCR_16);
|
|
|
|
sp->scc_psmr = 0;
|
|
sp->scc_psmr |= SCU_PSMR_CL;
|
|
|
|
/* Mask all interrupts and remove anything pending. */
|
|
sp->scc_sccm = 0;
|
|
sp->scc_scce = 0xffff;
|
|
sp->scc_dsr = 0x7e7e;
|
|
sp->scc_psmr = 0x3000;
|
|
|
|
/* Make the first buffer the only buffer. */
|
|
tbdf->cbd_sc |= BD_SC_WRAP;
|
|
rbdf->cbd_sc |= BD_SC_EMPTY | BD_SC_WRAP;
|
|
|
|
/* Enable transmitter/receiver. */
|
|
sp->scc_gsmrl |= (SCC_GSMRL_ENR | SCC_GSMRL_ENT);
|
|
|
|
return (0);
|
|
}
|
|
|
|
static void
|
|
scc_putc(const char c)
|
|
{
|
|
volatile cbd_t *tbdf;
|
|
volatile char *buf;
|
|
volatile scc_uart_t *up;
|
|
volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
|
|
volatile cpm8xx_t *cpmp = &(im->im_cpm);
|
|
|
|
#ifdef CONFIG_MODEM_SUPPORT
|
|
if (gd->be_quiet)
|
|
return;
|
|
#endif
|
|
|
|
if (c == '\n')
|
|
scc_putc ('\r');
|
|
|
|
up = (scc_uart_t *)&cpmp->cp_dparam[PROFF_SCC];
|
|
|
|
tbdf = (cbd_t *)&cpmp->cp_dpmem[up->scc_genscc.scc_tbase];
|
|
|
|
/* Wait for last character to go. */
|
|
|
|
buf = (char *)tbdf->cbd_bufaddr;
|
|
|
|
*buf = c;
|
|
tbdf->cbd_datlen = 1;
|
|
tbdf->cbd_sc |= BD_SC_READY;
|
|
__asm__("eieio");
|
|
|
|
while (tbdf->cbd_sc & BD_SC_READY) {
|
|
__asm__("eieio");
|
|
WATCHDOG_RESET ();
|
|
}
|
|
}
|
|
|
|
static void
|
|
scc_puts (const char *s)
|
|
{
|
|
while (*s) {
|
|
scc_putc (*s++);
|
|
}
|
|
}
|
|
|
|
static int
|
|
scc_getc(void)
|
|
{
|
|
volatile cbd_t *rbdf;
|
|
volatile unsigned char *buf;
|
|
volatile scc_uart_t *up;
|
|
volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
|
|
volatile cpm8xx_t *cpmp = &(im->im_cpm);
|
|
unsigned char c;
|
|
|
|
up = (scc_uart_t *)&cpmp->cp_dparam[PROFF_SCC];
|
|
|
|
rbdf = (cbd_t *)&cpmp->cp_dpmem[up->scc_genscc.scc_rbase];
|
|
|
|
/* Wait for character to show up. */
|
|
buf = (unsigned char *)rbdf->cbd_bufaddr;
|
|
|
|
while (rbdf->cbd_sc & BD_SC_EMPTY)
|
|
WATCHDOG_RESET ();
|
|
|
|
c = *buf;
|
|
rbdf->cbd_sc |= BD_SC_EMPTY;
|
|
|
|
return(c);
|
|
}
|
|
|
|
static int
|
|
scc_tstc(void)
|
|
{
|
|
volatile cbd_t *rbdf;
|
|
volatile scc_uart_t *up;
|
|
volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
|
|
volatile cpm8xx_t *cpmp = &(im->im_cpm);
|
|
|
|
up = (scc_uart_t *)&cpmp->cp_dparam[PROFF_SCC];
|
|
|
|
rbdf = (cbd_t *)&cpmp->cp_dpmem[up->scc_genscc.scc_rbase];
|
|
|
|
return(!(rbdf->cbd_sc & BD_SC_EMPTY));
|
|
}
|
|
|
|
struct serial_device serial_scc_device =
|
|
{
|
|
.name = "serial_scc",
|
|
.start = scc_init,
|
|
.stop = NULL,
|
|
.setbrg = scc_setbrg,
|
|
.getc = scc_getc,
|
|
.tstc = scc_tstc,
|
|
.putc = scc_putc,
|
|
.puts = scc_puts,
|
|
};
|
|
|
|
#endif /* CONFIG_8xx_CONS_SCCx */
|
|
|
|
__weak struct serial_device *default_serial_console(void)
|
|
{
|
|
#if defined(CONFIG_8xx_CONS_SMC1) || defined(CONFIG_8xx_CONS_SMC2)
|
|
return &serial_smc_device;
|
|
#else
|
|
return &serial_scc_device;
|
|
#endif
|
|
}
|
|
|
|
void mpc8xx_serial_initialize(void)
|
|
{
|
|
#if defined(CONFIG_8xx_CONS_SMC1) || defined(CONFIG_8xx_CONS_SMC2)
|
|
serial_register(&serial_smc_device);
|
|
#endif
|
|
#if defined(CONFIG_8xx_CONS_SCC1) || defined(CONFIG_8xx_CONS_SCC2) || \
|
|
defined(CONFIG_8xx_CONS_SCC3) || defined(CONFIG_8xx_CONS_SCC4)
|
|
serial_register(&serial_scc_device);
|
|
#endif
|
|
}
|
|
|
|
#ifdef CONFIG_MODEM_SUPPORT
|
|
void disable_putc(void)
|
|
{
|
|
gd->be_quiet = 1;
|
|
}
|
|
|
|
void enable_putc(void)
|
|
{
|
|
gd->be_quiet = 0;
|
|
}
|
|
#endif
|
|
|
|
#if defined(CONFIG_CMD_KGDB)
|
|
|
|
void
|
|
kgdb_serial_init(void)
|
|
{
|
|
int i = -1;
|
|
|
|
if (strcmp(default_serial_console()->name, "serial_smc") == 0)
|
|
{
|
|
#if defined(CONFIG_8xx_CONS_SMC1)
|
|
i = 1;
|
|
#elif defined(CONFIG_8xx_CONS_SMC2)
|
|
i = 2;
|
|
#endif
|
|
}
|
|
else if (strcmp(default_serial_console()->name, "serial_scc") == 0)
|
|
{
|
|
#if defined(CONFIG_8xx_CONS_SCC1)
|
|
i = 1;
|
|
#elif defined(CONFIG_8xx_CONS_SCC2)
|
|
i = 2;
|
|
#elif defined(CONFIG_8xx_CONS_SCC3)
|
|
i = 3;
|
|
#elif defined(CONFIG_8xx_CONS_SCC4)
|
|
i = 4;
|
|
#endif
|
|
}
|
|
|
|
if (i >= 0)
|
|
{
|
|
serial_printf("[on %s%d] ", default_serial_console()->name, i);
|
|
}
|
|
}
|
|
|
|
void
|
|
putDebugChar (int c)
|
|
{
|
|
serial_putc (c);
|
|
}
|
|
|
|
void
|
|
putDebugStr (const char *str)
|
|
{
|
|
serial_puts (str);
|
|
}
|
|
|
|
int
|
|
getDebugChar (void)
|
|
{
|
|
return serial_getc();
|
|
}
|
|
|
|
void
|
|
kgdb_interruptible (int yes)
|
|
{
|
|
return;
|
|
}
|
|
#endif
|
|
|
|
#endif /* CONFIG_8xx_CONS_NONE */
|