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| author | Gabor Juhos <juhosg@openwrt.org> | 2014-02-23 07:19:32 +0000 |
|---|---|---|
| committer | Gabor Juhos <juhosg@openwrt.org> | 2014-02-23 07:19:32 +0000 |
| commit | 3d906ac6ac160613bc4c7a5093e6a4e16db8ffa0 (patch) | |
| tree | 5a1b5ad3de61b670312b8426f120d2b90d255fa6 /target/linux/ar71xx/files/arch/mips/ath79/mach-rb91x.c | |
| parent | 8fea668cb78c5f007fdc0c576f295580df2dceeb (diff) | |
| download | upstream-3d906ac6ac160613bc4c7a5093e6a4e16db8ffa0.tar.gz upstream-3d906ac6ac160613bc4c7a5093e6a4e16db8ffa0.tar.bz2 upstream-3d906ac6ac160613bc4c7a5093e6a4e16db8ffa0.zip | |
ar71xx: rb91x-nand: rewrite to use GPIO API
Rewrite tha rb91x-nand driver to use GPIO API to
modify the NAND control lines.
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
SVN-Revision: 39700
Diffstat (limited to 'target/linux/ar71xx/files/arch/mips/ath79/mach-rb91x.c')
| -rw-r--r-- | target/linux/ar71xx/files/arch/mips/ath79/mach-rb91x.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-rb91x.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-rb91x.c index 1da447b406..cb9abf7627 100644 --- a/target/linux/ar71xx/files/arch/mips/ath79/mach-rb91x.c +++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-rb91x.c @@ -23,6 +23,7 @@ #include <linux/routerboot.h> #include <linux/gpio.h> #include <linux/platform_data/gpio-latch.h> +#include <linux/platform_data/rb91x_nand.h> #include <asm/prom.h> #include <asm/mach-ath79/ath79.h> @@ -54,6 +55,14 @@ #define RB91X_LATCH_GPIO_BASE AR934X_GPIO_COUNT #define RB91X_LATCH_GPIO(_x) (RB91X_LATCH_GPIO_BASE + (_x)) +#define RB91X_GPIO_NAND_READ RB91X_LATCH_GPIO(3) +#define RB91X_GPIO_NAND_RDY RB91X_LATCH_GPIO(4) +#define RB91X_GPIO_NLE RB91X_LATCH_GPIO(11) +#define RB91X_GPIO_NAND_NRW RB91X_LATCH_GPIO(12) +#define RB91X_GPIO_NAND_NCE RB91X_LATCH_GPIO(13) +#define RB91X_GPIO_NAND_CLE RB91X_LATCH_GPIO(14) +#define RB91X_GPIO_NAND_ALE RB91X_LATCH_GPIO(15) + struct rb_board_info { const char *name; u32 flags; @@ -97,6 +106,16 @@ static struct gpio_latch_platform_data rb711gr100_gpio_latch_data __initdata = { .le_active_low = true, }; +static struct rb91x_nand_platform_data rb711gr100_nand_data __initdata = { + .gpio_nce = RB91X_GPIO_NAND_NCE, + .gpio_ale = RB91X_GPIO_NAND_ALE, + .gpio_cle = RB91X_GPIO_NAND_CLE, + .gpio_rdy = RB91X_GPIO_NAND_RDY, + .gpio_read = RB91X_GPIO_NAND_READ, + .gpio_nrw = RB91X_GPIO_NAND_NRW, + .gpio_nle = RB91X_GPIO_NLE, +}; + static void __init rb711gr100_init_partitions(const struct rb_info *info) { rb711gr100_spi_partitions[0].size = info->hard_cfg_offs; @@ -179,7 +198,9 @@ static void __init rb711gr100_setup(void) rb711gr100_wlan_init(); - platform_device_register_simple("rb91x-nand", -1, NULL, 0); + platform_device_register_data(NULL, "rb91x-nand", -1, + &rb711gr100_nand_data, + sizeof(rb711gr100_nand_data)); platform_device_register_data(NULL, "gpio-latch", -1, &rb711gr100_gpio_latch_data, |