diff options
Diffstat (limited to 'arch/mips/alchemy/devboards')
| -rw-r--r-- | arch/mips/alchemy/devboards/db1200/setup.c | 7 | ||||
| -rw-r--r-- | arch/mips/alchemy/devboards/db1x00/board_setup.c | 61 | ||||
| -rw-r--r-- | arch/mips/alchemy/devboards/pb1000/board_setup.c | 2 | ||||
| -rw-r--r-- | arch/mips/alchemy/devboards/pb1500/board_setup.c | 2 | ||||
| -rw-r--r-- | arch/mips/alchemy/devboards/prom.c | 2 |
5 files changed, 43 insertions, 31 deletions
diff --git a/arch/mips/alchemy/devboards/db1200/setup.c b/arch/mips/alchemy/devboards/db1200/setup.c index 4a8980027ecf..1dac4f27d334 100644 --- a/arch/mips/alchemy/devboards/db1200/setup.c +++ b/arch/mips/alchemy/devboards/db1200/setup.c @@ -23,6 +23,13 @@ void __init board_setup(void) unsigned long freq0, clksrc, div, pfc; unsigned short whoami; + /* Set Config[OD] (disable overlapping bus transaction): + * This gets rid of a _lot_ of spurious interrupts (especially + * wrt. IDE); but incurs ~10% performance hit in some + * cpu-bound applications. + */ + set_c0_config(1 << 19); + bcsr_init(DB1200_BCSR_PHYS_ADDR, DB1200_BCSR_PHYS_ADDR + DB1200_BCSR_HEXLED_OFS); diff --git a/arch/mips/alchemy/devboards/db1x00/board_setup.c b/arch/mips/alchemy/devboards/db1x00/board_setup.c index 05f120ff90f9..5c956fe8760f 100644 --- a/arch/mips/alchemy/devboards/db1x00/board_setup.c +++ b/arch/mips/alchemy/devboards/db1x00/board_setup.c @@ -127,13 +127,10 @@ const char *get_system_type(void) void __init board_setup(void) { unsigned long bcsr1, bcsr2; - u32 pin_func; bcsr1 = DB1000_BCSR_PHYS_ADDR; bcsr2 = DB1000_BCSR_PHYS_ADDR + DB1000_BCSR_HEXLED_OFS; - pin_func = 0; - #ifdef CONFIG_MIPS_DB1000 printk(KERN_INFO "AMD Alchemy Au1000/Db1000 Board\n"); #endif @@ -164,12 +161,16 @@ void __init board_setup(void) /* Not valid for Au1550 */ #if defined(CONFIG_IRDA) && \ (defined(CONFIG_SOC_AU1000) || defined(CONFIG_SOC_AU1100)) - /* Set IRFIRSEL instead of GPIO15 */ - pin_func = au_readl(SYS_PINFUNC) | SYS_PF_IRF; - au_writel(pin_func, SYS_PINFUNC); - /* Power off until the driver is in use */ - bcsr_mod(BCSR_RESETS, BCSR_RESETS_IRDA_MODE_MASK, - BCSR_RESETS_IRDA_MODE_OFF); + { + u32 pin_func; + + /* Set IRFIRSEL instead of GPIO15 */ + pin_func = au_readl(SYS_PINFUNC) | SYS_PF_IRF; + au_writel(pin_func, SYS_PINFUNC); + /* Power off until the driver is in use */ + bcsr_mod(BCSR_RESETS, BCSR_RESETS_IRDA_MODE_MASK, + BCSR_RESETS_IRDA_MODE_OFF); + } #endif bcsr_write(BCSR_PCMCIA, 0); /* turn off PCMCIA power */ @@ -177,31 +178,35 @@ void __init board_setup(void) alchemy_gpio1_input_enable(); #ifdef CONFIG_MIPS_MIRAGE - /* GPIO[20] is output */ - alchemy_gpio_direction_output(20, 0); + { + u32 pin_func; - /* Set GPIO[210:208] instead of SSI_0 */ - pin_func = au_readl(SYS_PINFUNC) | SYS_PF_S0; + /* GPIO[20] is output */ + alchemy_gpio_direction_output(20, 0); - /* Set GPIO[215:211] for LEDs */ - pin_func |= 5 << 2; + /* Set GPIO[210:208] instead of SSI_0 */ + pin_func = au_readl(SYS_PINFUNC) | SYS_PF_S0; - /* Set GPIO[214:213] for more LEDs */ - pin_func |= 5 << 12; + /* Set GPIO[215:211] for LEDs */ + pin_func |= 5 << 2; - /* Set GPIO[207:200] instead of PCMCIA/LCD */ - pin_func |= SYS_PF_LCD | SYS_PF_PC; - au_writel(pin_func, SYS_PINFUNC); + /* Set GPIO[214:213] for more LEDs */ + pin_func |= 5 << 12; - /* - * Enable speaker amplifier. This should - * be part of the audio driver. - */ - alchemy_gpio_direction_output(209, 1); + /* Set GPIO[207:200] instead of PCMCIA/LCD */ + pin_func |= SYS_PF_LCD | SYS_PF_PC; + au_writel(pin_func, SYS_PINFUNC); - pm_power_off = mirage_power_off; - _machine_halt = mirage_power_off; - _machine_restart = (void(*)(char *))mips_softreset; + /* + * Enable speaker amplifier. This should + * be part of the audio driver. + */ + alchemy_gpio_direction_output(209, 1); + + pm_power_off = mirage_power_off; + _machine_halt = mirage_power_off; + _machine_restart = (void(*)(char *))mips_softreset; + } #endif #ifdef CONFIG_MIPS_BOSPORUS diff --git a/arch/mips/alchemy/devboards/pb1000/board_setup.c b/arch/mips/alchemy/devboards/pb1000/board_setup.c index 2d85c4b5be09..e64fdcbf75d0 100644 --- a/arch/mips/alchemy/devboards/pb1000/board_setup.c +++ b/arch/mips/alchemy/devboards/pb1000/board_setup.c @@ -65,7 +65,7 @@ void __init board_setup(void) /* Set AUX clock to 12 MHz * 8 = 96 MHz */ au_writel(8, SYS_AUXPLL); - au_writel(0, SYS_PINSTATERD); + alchemy_gpio1_input_enable(); udelay(100); #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) diff --git a/arch/mips/alchemy/devboards/pb1500/board_setup.c b/arch/mips/alchemy/devboards/pb1500/board_setup.c index 83f46215eb0c..3b4fa3206969 100644 --- a/arch/mips/alchemy/devboards/pb1500/board_setup.c +++ b/arch/mips/alchemy/devboards/pb1500/board_setup.c @@ -56,7 +56,7 @@ void __init board_setup(void) sys_clksrc = sys_freqctrl = pin_func = 0; /* Set AUX clock to 12 MHz * 8 = 96 MHz */ au_writel(8, SYS_AUXPLL); - au_writel(0, SYS_PINSTATERD); + alchemy_gpio1_input_enable(); udelay(100); /* GPIO201 is input for PCMCIA card detect */ diff --git a/arch/mips/alchemy/devboards/prom.c b/arch/mips/alchemy/devboards/prom.c index baeb21385058..e5306b56da6d 100644 --- a/arch/mips/alchemy/devboards/prom.c +++ b/arch/mips/alchemy/devboards/prom.c @@ -62,5 +62,5 @@ void __init prom_init(void) void prom_putchar(unsigned char c) { - alchemy_uart_putchar(UART0_PHYS_ADDR, c); + alchemy_uart_putchar(AU1000_UART0_PHYS_ADDR, c); } |