diff options
| author | juhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2012-03-19 15:56:59 +0000 |
|---|---|---|
| committer | juhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2012-03-19 15:56:59 +0000 |
| commit | e929396e1934302d402a5608fecb9554e95d6673 (patch) | |
| tree | 73e73c314d68ff0e92bcc9e9db9b54f9ed4d0166 /target/linux/ar71xx/files/arch | |
| parent | 580a413385ed8640fb90d5b7dcdf6443df2502da (diff) | |
ar71xx: add platform data for the RB750 NAND driver
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31022 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/ar71xx/files/arch')
| -rw-r--r-- | target/linux/ar71xx/files/arch/mips/ath79/mach-rb750.c | 24 | ||||
| -rw-r--r-- | target/linux/ar71xx/files/arch/mips/include/asm/mach-ath79/mach-rb750.h | 11 |
2 files changed, 28 insertions, 7 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-rb750.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-rb750.c index 976617bb36..bcd961e1bd 100644 --- a/target/linux/ar71xx/files/arch/mips/ath79/mach-rb750.c +++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-rb750.c @@ -1,5 +1,5 @@ /* - * MikroTik RouterBOARD 750 support + * MikroTik RouterBOARD 750/750GL support * * Copyright (C) 2010-2012 Gabor Juhos <juhosg@openwrt.org> * @@ -59,9 +59,13 @@ static struct platform_device rb750_leds_device = { } }; +static struct rb7xx_nand_platform_data rb750_nand_data; static struct platform_device rb750_nand_device = { .name = "rb750-nand", .id = -1, + .dev = { + .platform_data = &rb750_nand_data, + } }; int rb750_latch_change(u32 mask_clr, u32 mask_set) @@ -113,19 +117,24 @@ unlock: } EXPORT_SYMBOL_GPL(rb750_latch_change); -void rb750_nand_pins_enable(void) +static void rb750_nand_enable_pins(void) { + rb750_latch_change(RB750_LVC573_LE, 0); ath79_gpio_function_setup(AR724X_GPIO_FUNC_JTAG_DISABLE, AR724X_GPIO_FUNC_SPI_EN); } -EXPORT_SYMBOL_GPL(rb750_nand_pins_enable); -void rb750_nand_pins_disable(void) +static void rb750_nand_disable_pins(void) { ath79_gpio_function_setup(AR724X_GPIO_FUNC_SPI_EN, AR724X_GPIO_FUNC_JTAG_DISABLE); + rb750_latch_change(0, RB750_LVC573_LE); +} + +static void rb750_nand_latch_change(u32 clear, u32 set) +{ + rb750_latch_change(clear, set); } -EXPORT_SYMBOL_GPL(rb750_nand_pins_disable); static void __init rb750_setup(void) { @@ -147,6 +156,11 @@ static void __init rb750_setup(void) ath79_register_eth(0); platform_device_register(&rb750_leds_device); + + rb750_nand_data.nce_line = RB750_NAND_NCE; + rb750_nand_data.enable_pins = rb750_nand_enable_pins; + rb750_nand_data.disable_pins = rb750_nand_disable_pins; + rb750_nand_data.latch_change = rb750_nand_latch_change; platform_device_register(&rb750_nand_device); } diff --git a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ath79/mach-rb750.h b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ath79/mach-rb750.h index 3e6fc50c55..9509fca71e 100644 --- a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ath79/mach-rb750.h +++ b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ath79/mach-rb750.h @@ -43,6 +43,7 @@ #define RB750_LED_PORT3 BIT(RB750_GPIO_LED_PORT3) #define RB750_LED_PORT4 BIT(RB750_GPIO_LED_PORT4) #define RB750_LED_PORT5 BIT(RB750_GPIO_LED_PORT5) +#define RB750_NAND_NCE BIT(RB750_GPIO_NAND_NCE) #define RB750_LVC573_LE BIT(RB750_GPIO_LVC573_LE) @@ -61,8 +62,14 @@ struct rb750_led_platform_data { struct rb750_led_data *leds; }; +struct rb7xx_nand_platform_data { + u32 nce_line; + + void (*enable_pins)(void); + void (*disable_pins)(void); + void (*latch_change)(u32, u32); +}; + int rb750_latch_change(u32 mask_clr, u32 mask_set); -void rb750_nand_pins_enable(void); -void rb750_nand_pins_disable(void); #endif /* _MACH_RB750_H */
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