From 138ab9f8321f67c71984ca43222efa71b0a0a0a9 Mon Sep 17 00:00:00 2001 From: Felipe Balbi Date: Tue, 27 Nov 2007 00:01:45 -0400 Subject: 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 Signed-off-by: Anderson Briglia Signed-off-by: Carlos Eduardo Aguiar Signed-off-by: David Cohen Signed-off-by: Eduardo Valentin Signed-off-by: Tony Lindgren --- arch/arm/mach-omap1/board-h3-mmc.c | 114 +++++++++++++++++++++++++++++++++++++ 1 file changed, 114 insertions(+) create mode 100644 arch/arm/mach-omap1/board-h3-mmc.c (limited to 'arch/arm/mach-omap1/board-h3-mmc.c') diff --git a/arch/arm/mach-omap1/board-h3-mmc.c b/arch/arm/mach-omap1/board-h3-mmc.c new file mode 100644 index 00000000000..66ecc437928 --- /dev/null +++ b/arch/arm/mach-omap1/board-h3-mmc.c @@ -0,0 +1,114 @@ +/* + * linux/arch/arm/mach-omap1/board-h3-mmc.c + * + * Copyright (C) 2007 Instituto Nokia de Tecnologia - INdT + * Author: Felipe Balbi + * + * 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 +#include + +#ifdef CONFIG_MMC_OMAP +static int slot_cover_open; +static struct device *mmc_device; + +static int h3_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 h3_mmc_set_bus_mode(struct device *dev, int slot, int bus_mode) +{ + int ret = 0; + +#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; + } + + /* Treated on upper level */ + + return bus_mode; +} + +static int h3_mmc_get_cover_state(struct device *dev, int slot) +{ + BUG_ON(slot != 0); + + return slot_cover_open; +} + +void h3_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 h3_mmc_late_init(struct device *dev) +{ + int ret = 0; + + mmc_device = dev; + + return ret; +} + +static void h3_mmc_cleanup(struct device *dev) +{ +} + +static struct omap_mmc_platform_data h3_mmc_data = { + .nr_slots = 1, + .switch_slot = NULL, + .init = h3_mmc_late_init, + .cleanup = h3_mmc_cleanup, + .slots[0] = { + .set_power = h3_mmc_set_power, + .set_bus_mode = h3_mmc_set_bus_mode, + .get_ro = NULL, + .get_cover_state = h3_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 h3_mmc_init(void) +{ + omap_set_mmc_info(1, &h3_mmc_data); +} + +#else + +void __init h3_mmc_init(void) +{ +} + +void h3_mmc_slot_cover_handler(void *arg, int state) +{ +} +#endif -- cgit v1.2.3