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| author | Ladislav Michl <ladis@linux-mips.org> | 2016-01-04 23:07:59 +0100 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2016-01-20 10:19:38 -0500 |
| commit | 6ed75ba78b664c25d1a12312336fdb4a82b54359 (patch) | |
| tree | 5e3aa5b589903dec715996ab8a3f62bce7b76175 /board/isee/igep00x0 | |
| parent | 8a1c1043d5c842d4b6d206d09ac2b8875666dc1c (diff) | |
| download | u-boot-imx-6ed75ba78b664c25d1a12312336fdb4a82b54359.zip u-boot-imx-6ed75ba78b664c25d1a12312336fdb4a82b54359.tar.gz u-boot-imx-6ed75ba78b664c25d1a12312336fdb4a82b54359.tar.bz2 | |
igep00x0: Cleanup ethernet support
- move chip reset to separate function
- use CONFIG_SMC911X_BASE instead of hardcoded value
- remove unneeded local variable from board_eth_init.
Signed-off-by: Ladislav Michl <ladis@linux-mips.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
Acked-by: Enric Balletbo Serra <enric.balletbo@collabora.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
Diffstat (limited to 'board/isee/igep00x0')
| -rw-r--r-- | board/isee/igep00x0/igep00x0.c | 33 |
1 files changed, 19 insertions, 14 deletions
diff --git a/board/isee/igep00x0/igep00x0.c b/board/isee/igep00x0/igep00x0.c index 57b89e0..e2fce50 100644 --- a/board/isee/igep00x0/igep00x0.c +++ b/board/isee/igep00x0/igep00x0.c @@ -101,6 +101,19 @@ void get_board_mem_timings(struct board_sdrc_timings *timings) #endif #if defined(CONFIG_CMD_NET) + +static void reset_net_chip(int gpio) +{ + if (!gpio_request(gpio, "eth nrst")) { + gpio_direction_output(gpio, 1); + udelay(1); + gpio_set_value(gpio, 0); + udelay(40); + gpio_set_value(gpio, 1); + mdelay(10); + } +} + /* * Routine: setup_net_chip * Description: Setting up the configuration GPMC registers specific to the @@ -110,8 +123,8 @@ static void setup_net_chip(void) { struct ctrl *ctrl_base = (struct ctrl *)OMAP34XX_CTRL_BASE; - enable_gpmc_cs_config(gpmc_lan_config, &gpmc_cfg->cs[5], 0x2C000000, - GPMC_SIZE_16M); + enable_gpmc_cs_config(gpmc_lan_config, &gpmc_cfg->cs[5], + CONFIG_SMC911X_BASE, GPMC_SIZE_16M); /* Enable off mode for NWE in PADCONF_GPMC_NWE register */ writew(readw(&ctrl_base->gpmc_nwe) | 0x0E00, &ctrl_base->gpmc_nwe); @@ -121,15 +134,7 @@ static void setup_net_chip(void) writew(readw(&ctrl_base->gpmc_nadv_ale) | 0x0E00, &ctrl_base->gpmc_nadv_ale); - /* Make GPIO 64 as output pin and send a magic pulse through it */ - if (!gpio_request(64, "")) { - gpio_direction_output(64, 0); - gpio_set_value(64, 1); - udelay(1); - gpio_set_value(64, 0); - udelay(1); - gpio_set_value(64, 1); - } + reset_net_chip(64); } #else static inline void setup_net_chip(void) {} @@ -200,10 +205,10 @@ void set_muxconf_regs(void) #if defined(CONFIG_CMD_NET) int board_eth_init(bd_t *bis) { - int rc = 0; #ifdef CONFIG_SMC911X - rc = smc911x_initialize(0, CONFIG_SMC911X_BASE); + return smc911x_initialize(0, CONFIG_SMC911X_BASE); +#else + return 0; #endif - return rc; } #endif |