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yaml
---
r: 123622
b: refs/heads/master
c: 6781002
h: refs/heads/master
v: v3
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Andrew Victor authored and Russell King committed Dec 1, 2008
1 parent 9637885 commit 30e193e
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Showing 4 changed files with 87 additions and 7 deletions.
2 changes: 1 addition & 1 deletion [refs]
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@@ -1,2 +1,2 @@
---
refs/heads/master: 37efe6427dd50e889473fb3c7fcec02dbbd098eb
refs/heads/master: 6781002bec5237ee8ac1e1daeb0ba976e780a884
12 changes: 6 additions & 6 deletions trunk/arch/arm/mach-at91/Makefile
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Expand Up @@ -11,12 +11,12 @@ obj-$(CONFIG_AT91_PMC_UNIT) += clock.o

# CPU-specific support
obj-$(CONFIG_ARCH_AT91RM9200) += at91rm9200.o at91rm9200_time.o at91rm9200_devices.o
obj-$(CONFIG_ARCH_AT91SAM9260) += at91sam9260.o at91sam926x_time.o at91sam9260_devices.o
obj-$(CONFIG_ARCH_AT91SAM9261) += at91sam9261.o at91sam926x_time.o at91sam9261_devices.o
obj-$(CONFIG_ARCH_AT91SAM9263) += at91sam9263.o at91sam926x_time.o at91sam9263_devices.o
obj-$(CONFIG_ARCH_AT91SAM9RL) += at91sam9rl.o at91sam926x_time.o at91sam9rl_devices.o
obj-$(CONFIG_ARCH_AT91SAM9G20) += at91sam9260.o at91sam926x_time.o at91sam9260_devices.o
obj-$(CONFIG_ARCH_AT91CAP9) += at91cap9.o at91sam926x_time.o at91cap9_devices.o
obj-$(CONFIG_ARCH_AT91SAM9260) += at91sam9260.o at91sam926x_time.o at91sam9260_devices.o sam9_smc.o
obj-$(CONFIG_ARCH_AT91SAM9261) += at91sam9261.o at91sam926x_time.o at91sam9261_devices.o sam9_smc.o
obj-$(CONFIG_ARCH_AT91SAM9263) += at91sam9263.o at91sam926x_time.o at91sam9263_devices.o sam9_smc.o
obj-$(CONFIG_ARCH_AT91SAM9RL) += at91sam9rl.o at91sam926x_time.o at91sam9rl_devices.o sam9_smc.o
obj-$(CONFIG_ARCH_AT91SAM9G20) += at91sam9260.o at91sam926x_time.o at91sam9260_devices.o sam9_smc.o
obj-$(CONFIG_ARCH_AT91CAP9) += at91cap9.o at91sam926x_time.o at91cap9_devices.o sam9_smc.o
obj-$(CONFIG_ARCH_AT91X40) += at91x40.o at91x40_time.o

# AT91RM9200 board-specific support
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47 changes: 47 additions & 0 deletions trunk/arch/arm/mach-at91/sam9_smc.c
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/*
* linux/arch/arm/mach-at91/sam9_smc.c
*
* Copyright (C) 2008 Andrew Victor
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/

#include <linux/module.h>
#include <linux/io.h>

#include <mach/at91sam9_smc.h>

#include "sam9_smc.h"

void __init sam9_smc_configure(int cs, struct sam9_smc_config* config)
{
/* Setup register */
at91_sys_write(AT91_SMC_SETUP(cs),
AT91_SMC_NWESETUP_(config->nwe_setup)
| AT91_SMC_NCS_WRSETUP_(config->ncs_write_setup)
| AT91_SMC_NRDSETUP_(config->nrd_setup)
| AT91_SMC_NCS_RDSETUP_(config->ncs_read_setup)
);

/* Pulse register */
at91_sys_write(AT91_SMC_PULSE(cs),
AT91_SMC_NWEPULSE_(config->nwe_pulse)
| AT91_SMC_NCS_WRPULSE_(config->ncs_write_pulse)
| AT91_SMC_NRDPULSE_(config->nrd_pulse)
| AT91_SMC_NCS_RDPULSE_(config->ncs_read_pulse)
);

/* Cycle register */
at91_sys_write(AT91_SMC_CYCLE(cs),
AT91_SMC_NWECYCLE_(config->write_cycle)
| AT91_SMC_NRDCYCLE_(config->read_cycle)
);

/* Mode register */
at91_sys_write(AT91_SMC_MODE(cs),
config->mode
| AT91_SMC_TDF_(config->tdf_cycles)
);
}
33 changes: 33 additions & 0 deletions trunk/arch/arm/mach-at91/sam9_smc.h
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/*
* linux/arch/arm/mach-at91/sam9_smc.
*
* Copyright (C) 2008 Andrew Victor
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/

struct sam9_smc_config {
/* Setup register */
u8 ncs_read_setup;
u8 nrd_setup;
u8 ncs_write_setup;
u8 nwe_setup;

/* Pulse register */
u8 ncs_read_pulse;
u8 nrd_pulse;
u8 ncs_write_pulse;
u8 nwe_pulse;

/* Cycle register */
u16 read_cycle;
u16 write_cycle;

/* Mode register */
u32 mode;
u8 tdf_cycles:4;
};

extern void __init sam9_smc_configure(int cs, struct sam9_smc_config* config);

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