kernel-ark/arch/ppc/platforms/pq2ads.c
Vitaly Bordug 4427d6bf96 [PATCH] ppc32: Update board-specific code of the CPM UART users
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>
2006-04-28 21:11:30 +10:00

54 lines
1.6 KiB
C

/*
* PQ2ADS platform support
*
* Author: Kumar Gala <galak@kernel.crashing.org>
* Derived from: est8260_setup.c by Allen Curtis
*
* Copyright 2004 Freescale Semiconductor, Inc.
*
* 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.
*/
#include <linux/init.h>
#include <asm/io.h>
#include <asm/mpc8260.h>
#include <asm/cpm2.h>
#include <asm/immap_cpm2.h>
void __init
m82xx_board_setup(void)
{
cpm2_map_t* immap = ioremap(CPM_MAP_ADDR, sizeof(cpm2_map_t));
u32 *bcsr = ioremap(BCSR_ADDR+4, sizeof(u32));
/* Enable the 2nd UART port */
clrbits32(bcsr, BCSR1_RS232_EN2);
#ifdef CONFIG_SERIAL_CPM_SCC1
clrbits32((u32*)&immap->im_scc[0].scc_sccm, UART_SCCM_TX | UART_SCCM_RX);
clrbits32((u32*)&immap->im_scc[0].scc_gsmrl, SCC_GSMRL_ENR | SCC_GSMRL_ENT);
#endif
#ifdef CONFIG_SERIAL_CPM_SCC2
clrbits32((u32*)&immap->im_scc[1].scc_sccm, UART_SCCM_TX | UART_SCCM_RX);
clrbits32((u32*)&immap->im_scc[1].scc_gsmrl, SCC_GSMRL_ENR | SCC_GSMRL_ENT);
#endif
#ifdef CONFIG_SERIAL_CPM_SCC3
clrbits32((u32*)&immap->im_scc[2].scc_sccm, UART_SCCM_TX | UART_SCCM_RX);
clrbits32((u32*)&immap->im_scc[2].scc_gsmrl, SCC_GSMRL_ENR | SCC_GSMRL_ENT);
#endif
#ifdef CONFIG_SERIAL_CPM_SCC4
clrbits32((u32*)&immap->im_scc[3].scc_sccm, UART_SCCM_TX | UART_SCCM_RX);
clrbits32((u32*)&immap->im_scc[3].scc_gsmrl, SCC_GSMRL_ENR | SCC_GSMRL_ENT);
#endif
iounmap(bcsr);
iounmap(immap);
}