diff options
Diffstat (limited to 'arch/arm/mach-davinci/common.h')
| -rw-r--r-- | arch/arm/mach-davinci/common.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/common.h b/arch/arm/mach-davinci/common.h new file mode 100644 index 000000000..772b51e0a --- /dev/null +++ b/arch/arm/mach-davinci/common.h @@ -0,0 +1,77 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Header for code common to all DaVinci machines. + * + * Author: Kevin Hilman, MontaVista Software, Inc. <source@mvista.com> + * + * 2007 (c) MontaVista Software, Inc. + */ + +#ifndef __ARCH_ARM_MACH_DAVINCI_COMMON_H +#define __ARCH_ARM_MACH_DAVINCI_COMMON_H + +#include <linux/clk.h> +#include <linux/compiler.h> +#include <linux/types.h> +#include <linux/reboot.h> + +#include <asm/irq.h> + +#define DAVINCI_INTC_START NR_IRQS +#define DAVINCI_INTC_IRQ(_irqnum) (DAVINCI_INTC_START + (_irqnum)) + +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; + u32 pinmux_base; + const struct mux_config *pinmux_pins; + unsigned long pinmux_pins_num; + 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(const struct davinci_soc_info *soc_info); +extern void davinci_init_ide(void); +void davinci_init_late(void); + +#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 + +void __init pdata_quirks_init(void); + +#define SRAM_SIZE SZ_128K + +#endif /* __ARCH_ARM_MACH_DAVINCI_COMMON_H */ |