diff options
author | Felipe Balbi <felipe.lima@indt.org.br> | 2007-11-27 00:01:45 -0400 |
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committer | Tony Lindgren <tony@atomide.com> | 2008-02-08 10:38:01 -0800 |
commit | 138ab9f8321f67c71984ca43222efa71b0a0a0a9 (patch) | |
tree | 57e8bcabfb647fd2ecad10d3641ef2041857ff09 /arch/arm/mach-omap1/board-h2-mmc.c | |
parent | 6e2d4107245cc0411959e91d7a1613e15097f117 (diff) |
ARM: OMAP1: Make omap1 use MMC multislot structures
Make omap1 use new MMC multislot structures. The related MMC
patches will be sent separately.
Signed-off-by: Felipe Balbi <felipe.lima@indt.org.br>
Signed-off-by: Anderson Briglia <anderson.briglia@indt.org.br>
Signed-off-by: Carlos Eduardo Aguiar <carlos.aguiar@indt.org.br>
Signed-off-by: David Cohen <david.cohen@indt.org.br>
Signed-off-by: Eduardo Valentin <eduardo.valentin@indt.org.br>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/mach-omap1/board-h2-mmc.c')
-rw-r--r-- | arch/arm/mach-omap1/board-h2-mmc.c | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/arch/arm/mach-omap1/board-h2-mmc.c b/arch/arm/mach-omap1/board-h2-mmc.c new file mode 100644 index 000000000000..6fdc78406b21 --- /dev/null +++ b/arch/arm/mach-omap1/board-h2-mmc.c @@ -0,0 +1,110 @@ +/* + * linux/arch/arm/mach-omap1/board-h2-mmc.c + * + * Copyright (C) 2007 Instituto Nokia de Tecnologia - INdT + * Author: Felipe Balbi <felipe.lima@indt.org.br> + * + * This code is based on linux/arch/arm/mach-omap2/board-n800-mmc.c, which is: + * Copyright (C) 2006 Nokia Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <asm/arch/mmc.h> +#include <asm/arch/gpio.h> + +#ifdef CONFIG_MMC_OMAP +static int slot_cover_open; +static struct device *mmc_device; + +static int h2_mmc_set_power(struct device *dev, int slot, int power_on, + int vdd) +{ +#ifdef CONFIG_MMC_DEBUG + dev_dbg(dev, "Set slot %d power: %s (vdd %d)\n", slot + 1, + power_on ? "on" : "off", vdd); +#endif + if (slot != 0) { + dev_err(dev, "No such slot %d\n", slot + 1); + return -ENODEV; + } + + return 0; +} + +static int h2_mmc_set_bus_mode(struct device *dev, int slot, int bus_mode) +{ +#ifdef CONFIG_MMC_DEBUG + dev_dbg(dev, "Set slot %d bus_mode %s\n", slot + 1, + bus_mode == MMC_BUSMODE_OPENDRAIN ? "open-drain" : "push-pull"); +#endif + if (slot != 0) { + dev_err(dev, "No such slot %d\n", slot + 1); + return -ENODEV; + } + + return 0; +} + +static int h2_mmc_get_cover_state(struct device *dev, int slot) +{ + BUG_ON(slot != 0); + + return slot_cover_open; +} + +void h2_mmc_slot_cover_handler(void *arg, int state) +{ + if (mmc_device == NULL) + return; + + slot_cover_open = state; + omap_mmc_notify_cover_event(mmc_device, 0, state); +} + +static int h2_mmc_late_init(struct device *dev) +{ + int ret = 0; + + mmc_device = dev; + + return ret; +} + +static void h2_mmc_cleanup(struct device *dev) +{ +} + +static struct omap_mmc_platform_data h2_mmc_data = { + .nr_slots = 1, + .switch_slot = NULL, + .init = h2_mmc_late_init, + .cleanup = h2_mmc_cleanup, + .slots[0] = { + .set_power = h2_mmc_set_power, + .set_bus_mode = h2_mmc_set_bus_mode, + .get_ro = NULL, + .get_cover_state = h2_mmc_get_cover_state, + .ocr_mask = MMC_VDD_28_29 | MMC_VDD_30_31 | + MMC_VDD_32_33 | MMC_VDD_33_34, + .name = "mmcblk", + }, +}; + +void __init h2_mmc_init(void) +{ + omap_set_mmc_info(1, &h2_mmc_data); +} + +#else + +void __init h2_mmc_init(void) +{ +} + +void h2_mmc_slot_cover_handler(void *arg, int state) +{ +} +#endif |