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125 lines
2.8 KiB
125 lines
2.8 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#include <pcmcia/ss.h> |
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struct module; |
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struct cpufreq_freqs; |
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struct soc_pcmcia_regulator { |
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struct regulator *reg; |
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bool on; |
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}; |
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struct pcmcia_state { |
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unsigned detect: 1, |
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ready: 1, |
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bvd1: 1, |
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bvd2: 1, |
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wrprot: 1, |
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vs_3v: 1, |
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vs_Xv: 1; |
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}; |
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/* |
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* This structure encapsulates per-socket state which we might need to |
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* use when responding to a Card Services query of some kind. |
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*/ |
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struct soc_pcmcia_socket { |
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struct pcmcia_socket socket; |
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/* |
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* Info from low level handler |
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*/ |
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unsigned int nr; |
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struct clk *clk; |
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/* |
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* Core PCMCIA state |
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*/ |
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const struct pcmcia_low_level *ops; |
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unsigned int status; |
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socket_state_t cs_state; |
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unsigned short spd_io[MAX_IO_WIN]; |
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unsigned short spd_mem[MAX_WIN]; |
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unsigned short spd_attr[MAX_WIN]; |
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struct resource res_skt; |
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struct resource res_io; |
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struct resource res_io_io; |
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struct resource res_mem; |
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struct resource res_attr; |
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struct { |
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int gpio; |
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struct gpio_desc *desc; |
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unsigned int irq; |
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const char *name; |
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} stat[6]; |
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#define SOC_STAT_CD 0 /* Card detect */ |
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#define SOC_STAT_BVD1 1 /* BATDEAD / IOSTSCHG */ |
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#define SOC_STAT_BVD2 2 /* BATWARN / IOSPKR */ |
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#define SOC_STAT_RDY 3 /* Ready / Interrupt */ |
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#define SOC_STAT_VS1 4 /* Voltage sense 1 */ |
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#define SOC_STAT_VS2 5 /* Voltage sense 2 */ |
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struct gpio_desc *gpio_reset; |
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struct gpio_desc *gpio_bus_enable; |
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struct soc_pcmcia_regulator vcc; |
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struct soc_pcmcia_regulator vpp; |
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unsigned int irq_state; |
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#ifdef CONFIG_CPU_FREQ |
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struct notifier_block cpufreq_nb; |
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#endif |
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struct timer_list poll_timer; |
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struct list_head node; |
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void *driver_data; |
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}; |
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struct pcmcia_low_level { |
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struct module *owner; |
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/* first socket in system */ |
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int first; |
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/* nr of sockets */ |
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int nr; |
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int (*hw_init)(struct soc_pcmcia_socket *); |
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void (*hw_shutdown)(struct soc_pcmcia_socket *); |
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void (*socket_state)(struct soc_pcmcia_socket *, struct pcmcia_state *); |
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int (*configure_socket)(struct soc_pcmcia_socket *, const socket_state_t *); |
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/* |
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* Enable card status IRQs on (re-)initialisation. This can |
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* be called at initialisation, power management event, or |
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* pcmcia event. |
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*/ |
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void (*socket_init)(struct soc_pcmcia_socket *); |
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/* |
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* Disable card status IRQs and PCMCIA bus on suspend. |
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*/ |
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void (*socket_suspend)(struct soc_pcmcia_socket *); |
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/* |
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* Hardware specific timing routines. |
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* If provided, the get_timing routine overrides the SOC default. |
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*/ |
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unsigned int (*get_timing)(struct soc_pcmcia_socket *, unsigned int, unsigned int); |
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int (*set_timing)(struct soc_pcmcia_socket *); |
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int (*show_timing)(struct soc_pcmcia_socket *, char *); |
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#ifdef CONFIG_CPU_FREQ |
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/* |
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* CPUFREQ support. |
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*/ |
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int (*frequency_change)(struct soc_pcmcia_socket *, unsigned long, struct cpufreq_freqs *); |
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#endif |
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}; |
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