forked from luck/tmp_suning_uos_patched
4427d6bf96
This has the relevant updates/additions to the BSP code so that proper platform_info struct well be passed to the CPM UART drivers. The changes covered mpc866ads, mpc885ads and mpc8272ads. Signed-off-by: Vitaly Bordug <vbordug@ru.mvista.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
54 lines
1.6 KiB
C
54 lines
1.6 KiB
C
/*
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* PQ2ADS platform support
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*
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* Author: Kumar Gala <galak@kernel.crashing.org>
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* Derived from: est8260_setup.c by Allen Curtis
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*
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* Copyright 2004 Freescale Semiconductor, Inc.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*/
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#include <linux/init.h>
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#include <asm/io.h>
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#include <asm/mpc8260.h>
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#include <asm/cpm2.h>
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#include <asm/immap_cpm2.h>
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void __init
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m82xx_board_setup(void)
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{
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cpm2_map_t* immap = ioremap(CPM_MAP_ADDR, sizeof(cpm2_map_t));
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u32 *bcsr = ioremap(BCSR_ADDR+4, sizeof(u32));
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/* Enable the 2nd UART port */
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clrbits32(bcsr, BCSR1_RS232_EN2);
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#ifdef CONFIG_SERIAL_CPM_SCC1
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clrbits32((u32*)&immap->im_scc[0].scc_sccm, UART_SCCM_TX | UART_SCCM_RX);
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clrbits32((u32*)&immap->im_scc[0].scc_gsmrl, SCC_GSMRL_ENR | SCC_GSMRL_ENT);
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#endif
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#ifdef CONFIG_SERIAL_CPM_SCC2
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clrbits32((u32*)&immap->im_scc[1].scc_sccm, UART_SCCM_TX | UART_SCCM_RX);
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clrbits32((u32*)&immap->im_scc[1].scc_gsmrl, SCC_GSMRL_ENR | SCC_GSMRL_ENT);
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#endif
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#ifdef CONFIG_SERIAL_CPM_SCC3
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clrbits32((u32*)&immap->im_scc[2].scc_sccm, UART_SCCM_TX | UART_SCCM_RX);
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clrbits32((u32*)&immap->im_scc[2].scc_gsmrl, SCC_GSMRL_ENR | SCC_GSMRL_ENT);
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#endif
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#ifdef CONFIG_SERIAL_CPM_SCC4
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clrbits32((u32*)&immap->im_scc[3].scc_sccm, UART_SCCM_TX | UART_SCCM_RX);
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clrbits32((u32*)&immap->im_scc[3].scc_gsmrl, SCC_GSMRL_ENR | SCC_GSMRL_ENT);
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#endif
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iounmap(bcsr);
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iounmap(immap);
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}
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