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author | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-09-19 13:47:57 +0100 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-09-19 13:47:57 +0100 |
commit | 40d743b8c16a8cf6e30c1d941aa6147f9550ea75 (patch) | |
tree | 9fcdf9a06b18a275253048d1ea7c9803cec38845 /arch/mips/bcm63xx/prom.c | |
parent | 7da18afa423f167e7ef3c9728e584d8bf05bd55a (diff) | |
parent | 83e686ea0291ee93b87dcdc00b96443b80de56c9 (diff) | |
download | blackbird-op-linux-40d743b8c16a8cf6e30c1d941aa6147f9550ea75.tar.gz blackbird-op-linux-40d743b8c16a8cf6e30c1d941aa6147f9550ea75.zip |
Merge branch 'for-rmk' of git://linux-arm.org/linux-2.6
Diffstat (limited to 'arch/mips/bcm63xx/prom.c')
-rw-r--r-- | arch/mips/bcm63xx/prom.c | 55 |
1 files changed, 55 insertions, 0 deletions
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 <mbizon@freebox.fr> + */ + +#include <linux/init.h> +#include <linux/bootmem.h> +#include <asm/bootinfo.h> +#include <bcm63xx_board.h> +#include <bcm63xx_cpu.h> +#include <bcm63xx_io.h> +#include <bcm63xx_regs.h> +#include <bcm63xx_gpio.h> + +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) +{ +} |