diff options
Diffstat (limited to 'arch/arm/mach-kirkwood/board-km_kirkwood.c')
| -rw-r--r-- | arch/arm/mach-kirkwood/board-km_kirkwood.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/arch/arm/mach-kirkwood/board-km_kirkwood.c b/arch/arm/mach-kirkwood/board-km_kirkwood.c new file mode 100644 index 00000000..44e4605b --- /dev/null +++ b/arch/arm/mach-kirkwood/board-km_kirkwood.c @@ -0,0 +1,44 @@ +/* + * Copyright 2012 2012 KEYMILE AG, CH-3097 Bern + * Valentin Longchamp <valentin.longchamp@keymile.com> + * + * arch/arm/mach-kirkwood/board-km_kirkwood.c + * + * Keymile km_kirkwood Reference Desing Init for drivers not converted to + * flattened device tree yet. + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/mv643xx_eth.h> +#include <linux/clk.h> +#include <linux/clk-private.h> +#include "common.h" + +static struct mv643xx_eth_platform_data km_kirkwood_ge00_data = { + .phy_addr = MV643XX_ETH_PHY_ADDR(0), +}; + +void __init km_kirkwood_init(void) +{ + struct clk *sata_clk; + /* + * Our variant of kirkwood (integrated in the Bobcat) hangs on accessing + * SATA bits (14-15) of the Clock Gating Control Register. Since these + * devices are also not present in this variant, their clocks get + * disabled because unused when clk_disable_unused() gets called. + * That's why we change the flags to these clocks to CLK_IGNORE_UNUSED + */ + sata_clk = clk_get_sys("sata_mv.0", "0"); + if (!IS_ERR(sata_clk)) + sata_clk->flags |= CLK_IGNORE_UNUSED; + sata_clk = clk_get_sys("sata_mv.0", "1"); + if (!IS_ERR(sata_clk)) + sata_clk->flags |= CLK_IGNORE_UNUSED; + + kirkwood_ge00_init(&km_kirkwood_ge00_data); +} |
