diff options
Diffstat (limited to 'arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c')
| -rw-r--r-- | arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c | 96 |
1 files changed, 59 insertions, 37 deletions
diff --git a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c index 0299595ce1c4..e466e5e711d8 100644 --- a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c +++ b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c @@ -45,27 +45,19 @@ #include <linux/init.h> #include <linux/kernel.h> #include <linux/types.h> -#include <linux/mm.h> -#include <linux/swap.h> #include <linux/ioport.h> -#include <linux/sched.h> #include <linux/interrupt.h> #include <linux/pci.h> -#include <linux/timex.h> #include <linux/pm.h> #include <linux/platform_device.h> +#include <linux/clk.h> #include <asm/bootinfo.h> -#include <asm/page.h> #include <asm/io.h> -#include <asm/irq.h> -#include <asm/irq_regs.h> #include <asm/processor.h> #include <asm/reboot.h> #include <asm/time.h> #include <asm/txx9tmr.h> -#include <linux/bootmem.h> -#include <linux/blkdev.h> #ifdef CONFIG_TOSHIBA_FPCIB0 #include <asm/tx4927/smsc_fdc37m81x.h> #endif @@ -73,42 +65,26 @@ #ifdef CONFIG_PCI #include <asm/tx4927/tx4927_pci.h> #endif -#ifdef CONFIG_BLK_DEV_IDEPCI -#include <linux/hdreg.h> -#include <linux/ide.h> -#endif #ifdef CONFIG_SERIAL_TXX9 -#include <linux/tty.h> -#include <linux/serial.h> #include <linux/serial_core.h> #endif #undef TOSHIBA_RBTX4927_SETUP_DEBUG #ifdef TOSHIBA_RBTX4927_SETUP_DEBUG -#define TOSHIBA_RBTX4927_SETUP_NONE 0x00000000 - -#define TOSHIBA_RBTX4927_SETUP_INFO ( 1 << 0 ) -#define TOSHIBA_RBTX4927_SETUP_WARN ( 1 << 1 ) -#define TOSHIBA_RBTX4927_SETUP_EROR ( 1 << 2 ) - -#define TOSHIBA_RBTX4927_SETUP_EFWFU ( 1 << 3 ) #define TOSHIBA_RBTX4927_SETUP_SETUP ( 1 << 4 ) #define TOSHIBA_RBTX4927_SETUP_PCIBIOS ( 1 << 7 ) #define TOSHIBA_RBTX4927_SETUP_PCI1 ( 1 << 8 ) #define TOSHIBA_RBTX4927_SETUP_PCI2 ( 1 << 9 ) -#define TOSHIBA_RBTX4927_SETUP_PCI66 ( 1 << 10 ) #define TOSHIBA_RBTX4927_SETUP_ALL 0xffffffff #endif #ifdef TOSHIBA_RBTX4927_SETUP_DEBUG static const u32 toshiba_rbtx4927_setup_debug_flag = - (TOSHIBA_RBTX4927_SETUP_NONE | TOSHIBA_RBTX4927_SETUP_INFO | - TOSHIBA_RBTX4927_SETUP_WARN | TOSHIBA_RBTX4927_SETUP_EROR | - TOSHIBA_RBTX4927_SETUP_EFWFU | TOSHIBA_RBTX4927_SETUP_SETUP | + (TOSHIBA_RBTX4927_SETUP_SETUP | | TOSHIBA_RBTX4927_SETUP_PCIBIOS | TOSHIBA_RBTX4927_SETUP_PCI1 | - TOSHIBA_RBTX4927_SETUP_PCI2 | TOSHIBA_RBTX4927_SETUP_PCI66); + TOSHIBA_RBTX4927_SETUP_PCI2); #endif #ifdef TOSHIBA_RBTX4927_SETUP_DEBUG @@ -718,7 +694,7 @@ void toshiba_rbtx4927_power_off(void) /* no return */ } -void __init toshiba_rbtx4927_setup(void) +void __init plat_mem_setup(void) { int i; u32 cp0_config; @@ -741,13 +717,6 @@ void __init toshiba_rbtx4927_setup(void) cp0_config = cp0_config & ~(TX49_CONF_IC | TX49_CONF_DC); write_c0_config(cp0_config); -#ifdef TOSHIBA_RBTX4927_SETUP_DEBUG - { - extern void dump_cp0(char *); - dump_cp0("toshiba_rbtx4927_early_fw_fixup"); - } -#endif - set_io_port_base(KSEG1 + TBTX4927_ISA_IO_OFFSET); TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_SETUP, ":mips_io_port_base=0x%08lx\n", @@ -835,6 +804,8 @@ void __init toshiba_rbtx4927_setup(void) } /* CCFG */ + /* do reset on watchdog */ + tx4927_ccfgptr->ccfg |= TX4927_CCFG_WR; /* enable Timeout BusError */ if (tx4927_ccfg_toeon) tx4927_ccfgptr->ccfg |= TX4927_CCFG_TOE; @@ -936,8 +907,7 @@ void __init toshiba_rbtx4927_setup(void) "+\n"); } -void __init -toshiba_rbtx4927_time_init(void) +void __init plat_time_init(void) { mips_hpt_frequency = tx4927_cpu_clock / 2; if (tx4927_ccfgptr->ccfg & TX4927_CCFG_TINTDIS) @@ -977,3 +947,55 @@ static int __init rbtx4927_ne_init(void) return IS_ERR(dev) ? PTR_ERR(dev) : 0; } device_initcall(rbtx4927_ne_init); + +/* Watchdog support */ + +static int __init txx9_wdt_init(unsigned long base) +{ + struct resource res = { + .start = base, + .end = base + 0x100 - 1, + .flags = IORESOURCE_MEM, + }; + struct platform_device *dev = + platform_device_register_simple("txx9wdt", -1, &res, 1); + return IS_ERR(dev) ? PTR_ERR(dev) : 0; +} + +static int __init rbtx4927_wdt_init(void) +{ + return txx9_wdt_init(TX4927_TMR_REG(2) & 0xfffffffffULL); +} +device_initcall(rbtx4927_wdt_init); + +/* Minimum CLK support */ + +struct clk *clk_get(struct device *dev, const char *id) +{ + if (!strcmp(id, "imbus_clk")) + return (struct clk *)50000000; + return ERR_PTR(-ENOENT); +} +EXPORT_SYMBOL(clk_get); + +int clk_enable(struct clk *clk) +{ + return 0; +} +EXPORT_SYMBOL(clk_enable); + +void clk_disable(struct clk *clk) +{ +} +EXPORT_SYMBOL(clk_disable); + +unsigned long clk_get_rate(struct clk *clk) +{ + return (unsigned long)clk; +} +EXPORT_SYMBOL(clk_get_rate); + +void clk_put(struct clk *clk) +{ +} +EXPORT_SYMBOL(clk_put); |