projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 0510c8a0 VL |
1 | /* |
| 2 | * Copyright 2012 2012 KEYMILE AG, CH-3097 Bern | |
| 3 | * Valentin Longchamp <valentin.longchamp@keymile.com> | |
| 4 | * | |
| 5 | * arch/arm/mach-kirkwood/board-km_kirkwood.c | |
| 6 | * | |
| 7 | * Keymile km_kirkwood Reference Desing Init for drivers not converted to | |
| 8 | * flattened device tree yet. | |
| 9 | * | |
| 10 | * This file is licensed under the terms of the GNU General Public | |
| 11 | * License version 2. This program is licensed "as is" without any | |
| 12 | * warranty of any kind, whether express or implied. | |
| 13 | */ | |
| 14 | ||
| 15 | #include <linux/kernel.h> | |
| 16 | #include <linux/init.h> | |
| 17 | #include <linux/mv643xx_eth.h> | |
| 18 | #include <linux/clk.h> | |
| 19 | #include <linux/clk-private.h> | |
| 20 | #include "common.h" | |
| 21 | #include "mpp.h" | |
| 22 | ||
| 23 | static struct mv643xx_eth_platform_data km_kirkwood_ge00_data = { | |
| 24 | .phy_addr = MV643XX_ETH_PHY_ADDR(0), | |
| 25 | }; | |
| 26 | ||
| 27 | static unsigned int km_kirkwood_mpp_config[] __initdata = { | |
| 28 | MPP8_GPIO, /* I2C SDA */ | |
| 29 | MPP9_GPIO, /* I2C SCL */ | |
| 30 | 0 | |
| 31 | }; | |
| 32 | ||
| 33 | void __init km_kirkwood_init(void) | |
| 34 | { | |
| 35 | struct clk *sata_clk; | |
| 36 | /* | |
| 37 | * Basic setup. Needs to be called early. | |
| 38 | */ | |
| 39 | kirkwood_mpp_conf(km_kirkwood_mpp_config); | |
| 40 | ||
| 41 | /* | |
| 42 | * Our variant of kirkwood (integrated in the Bobcat) hangs on accessing | |
| 43 | * SATA bits (14-15) of the Clock Gating Control Register. Since these | |
| 44 | * devices are also not present in this variant, their clocks get | |
| 45 | * disabled because unused when clk_disable_unused() gets called. | |
| 46 | * That's why we change the flags to these clocks to CLK_IGNORE_UNUSED | |
| 47 | */ | |
| 48 | sata_clk = clk_get_sys("sata_mv.0", "0"); | |
| 49 | if (!IS_ERR(sata_clk)) | |
| 50 | sata_clk->flags |= CLK_IGNORE_UNUSED; | |
| 51 | sata_clk = clk_get_sys("sata_mv.0", "1"); | |
| 52 | if (!IS_ERR(sata_clk)) | |
| 53 | sata_clk->flags |= CLK_IGNORE_UNUSED; | |
| 54 | ||
| 55 | kirkwood_ehci_init(); | |
| 56 | kirkwood_ge00_init(&km_kirkwood_ge00_data); | |
| 57 | } |