From e7300d04bd0809eb7ea10a2ed8c729459f816e36 Mon Sep 17 00:00:00 2001 From: Maxime Bizon Date: Tue, 18 Aug 2009 13:23:37 +0100 Subject: MIPS: BCM63xx: Add support for the Broadcom BCM63xx family of SOCs. Signed-off-by: Maxime Bizon Signed-off-by: Florian Fainelli Signed-off-by: Ralf Baechle --- arch/mips/bcm63xx/prom.c | 55 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 arch/mips/bcm63xx/prom.c (limited to 'arch/mips/bcm63xx/prom.c') diff --git a/arch/mips/bcm63xx/prom.c b/arch/mips/bcm63xx/prom.c new file mode 100644 index 000000000000..fb284fbc5853 --- /dev/null +++ b/arch/mips/bcm63xx/prom.c @@ -0,0 +1,55 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 2008 Maxime Bizon + */ + +#include +#include +#include +#include +#include +#include +#include +#include + +void __init prom_init(void) +{ + u32 reg, mask; + + bcm63xx_cpu_init(); + + /* stop any running watchdog */ + bcm_wdt_writel(WDT_STOP_1, WDT_CTL_REG); + bcm_wdt_writel(WDT_STOP_2, WDT_CTL_REG); + + /* disable all hardware blocks clock for now */ + if (BCMCPU_IS_6338()) + mask = CKCTL_6338_ALL_SAFE_EN; + else if (BCMCPU_IS_6345()) + mask = CKCTL_6345_ALL_SAFE_EN; + else if (BCMCPU_IS_6348()) + mask = CKCTL_6348_ALL_SAFE_EN; + else + /* BCMCPU_IS_6358() */ + mask = CKCTL_6358_ALL_SAFE_EN; + + reg = bcm_perf_readl(PERF_CKCTL_REG); + reg &= ~mask; + bcm_perf_writel(reg, PERF_CKCTL_REG); + + /* assign command line from kernel config */ + strcpy(arcs_cmdline, CONFIG_CMDLINE); + + /* register gpiochip */ + bcm63xx_gpio_init(); + + /* do low level board init */ + board_prom_init(); +} + +void __init prom_free_prom_memory(void) +{ +} -- cgit v1.2.1