diff options
author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
---|---|---|
committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
commit | 57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch) | |
tree | 5e910f0e82173f4ef4f51111366a3f1299037a7b /arch/arm/mach-davinci/include/mach/common.h |
Initial import
Diffstat (limited to 'arch/arm/mach-davinci/include/mach/common.h')
-rw-r--r-- | arch/arm/mach-davinci/include/mach/common.h | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/include/mach/common.h b/arch/arm/mach-davinci/include/mach/common.h new file mode 100644 index 000000000..0b3c16975 --- /dev/null +++ b/arch/arm/mach-davinci/include/mach/common.h @@ -0,0 +1,107 @@ +/* + * Header for code common to all DaVinci machines. + * + * Author: Kevin Hilman, MontaVista Software, Inc. <source@mvista.com> + * + * 2007 (c) MontaVista Software, Inc. This file is licensed under + * the terms of the GNU General Public License version 2. This program + * is licensed "as is" without any warranty of any kind, whether express + * or implied. + */ + +#ifndef __ARCH_ARM_MACH_DAVINCI_COMMON_H +#define __ARCH_ARM_MACH_DAVINCI_COMMON_H + +#include <linux/compiler.h> +#include <linux/types.h> +#include <linux/reboot.h> + +extern void davinci_timer_init(void); + +extern void davinci_irq_init(void); +extern void __iomem *davinci_intc_base; +extern int davinci_intc_type; + +struct davinci_timer_instance { + u32 base; + u32 bottom_irq; + u32 top_irq; + unsigned long cmp_off; + unsigned int cmp_irq; +}; + +struct davinci_timer_info { + struct davinci_timer_instance *timers; + unsigned int clockevent_id; + unsigned int clocksource_id; +}; + +struct davinci_gpio_controller; + +/* + * SoC info passed into common davinci modules. + * + * Base addresses in this structure should be physical and not virtual. + * Modules that take such base addresses, should internally ioremap() them to + * use. + */ +struct davinci_soc_info { + struct map_desc *io_desc; + unsigned long io_desc_num; + u32 cpu_id; + u32 jtag_id; + u32 jtag_id_reg; + struct davinci_id *ids; + unsigned long ids_num; + struct clk_lookup *cpu_clks; + u32 *psc_bases; + unsigned long psc_bases_num; + u32 pinmux_base; + const struct mux_config *pinmux_pins; + unsigned long pinmux_pins_num; + u32 intc_base; + int intc_type; + u8 *intc_irq_prios; + unsigned long intc_irq_num; + u32 *intc_host_map; + struct davinci_timer_info *timer_info; + int gpio_type; + u32 gpio_base; + unsigned gpio_num; + unsigned gpio_irq; + unsigned gpio_unbanked; + struct davinci_gpio_controller *gpio_ctlrs; + int gpio_ctlrs_num; + struct emac_platform_data *emac_pdata; + dma_addr_t sram_dma; + unsigned sram_len; +}; + +extern struct davinci_soc_info davinci_soc_info; + +extern void davinci_common_init(struct davinci_soc_info *soc_info); +extern void davinci_init_ide(void); +void davinci_restart(enum reboot_mode mode, const char *cmd); +void davinci_init_late(void); + +#ifdef CONFIG_DAVINCI_RESET_CLOCKS +int davinci_clk_disable_unused(void); +#else +static inline int davinci_clk_disable_unused(void) { return 0; } +#endif + +#ifdef CONFIG_CPU_FREQ +int davinci_cpufreq_init(void); +#else +static inline int davinci_cpufreq_init(void) { return 0; } +#endif + +#ifdef CONFIG_SUSPEND +int davinci_pm_init(void); +#else +static inline int davinci_pm_init(void) { return 0; } +#endif + +#define SRAM_SIZE SZ_128K + +#endif /* __ARCH_ARM_MACH_DAVINCI_COMMON_H */ |