This change adds the htc-mmc.c and htc-mmc.h files that contain common setup code for many OMAP850-based HTC smartphones. This code is a port of the code used by the linwizard project to support devices such as the HTC Wizard, HTC Herald, HTC Opal, etc.
Signed-off-by: Cory Maccarrone <[email protected]> --- arch/arm/mach-omap1/htc-mmc.c | 104 +++++++++++++++++++++++++++++++++++++++++ arch/arm/mach-omap1/htc-mmc.h | 26 ++++++++++ 2 files changed, 130 insertions(+), 0 deletions(-) create mode 100644 arch/arm/mach-omap1/htc-mmc.c create mode 100644 arch/arm/mach-omap1/htc-mmc.h diff --git a/arch/arm/mach-omap1/htc-mmc.c b/arch/arm/mach-omap1/htc-mmc.c new file mode 100644 index 0000000..4fa8bb4 --- /dev/null +++ b/arch/arm/mach-omap1/htc-mmc.c @@ -0,0 +1,104 @@ +/* + * linux/arch/arm/mach-omap1/htc-mmc.c + * + * Copyright (C) 2007 Instituto Nokia de Tecnologia - INdT + * Author: Felipe Balbi <[email protected]> + * + * 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 <plat/mmc.h> +#include <asm/mach-types.h> + +#include <linux/gpio.h> +#include <linux/delay.h> + +#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) + +#define OMAP_MMC_REG_SYSC (0xfffb7800 + 0x32) +#define OMAP_MMC_REG_SYSS (0xfffb7800 + 0x34) + +static int slot_cover_open; +static struct device *mmc_device; + +static int htc_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 htc_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; + } + + /* Treated on upper level */ + + return bus_mode; +} + +static int htc_mmc_get_cover_state(struct device *dev, int slot) +{ + BUG_ON(slot != 0); + return slot_cover_open; +} + +static int htc_mmc_late_init(struct device *dev) +{ + mmc_device = dev; + return 0; +} + +static void htc_mmc_cleanup(struct device *dev) +{ +} + +static struct omap_mmc_platform_data htc_mmc1_data = { + .nr_slots = 1, + .switch_slot = NULL, + .init = htc_mmc_late_init, + .cleanup = htc_mmc_cleanup, + .slots[0] = { + .set_power = htc_mmc_set_power, + .set_bus_mode = htc_mmc_set_bus_mode, + .get_ro = NULL, + .get_cover_state = htc_mmc_get_cover_state, + .ocr_mask = MMC_VDD_28_29 | MMC_VDD_30_31 | + MMC_VDD_32_33 | MMC_VDD_33_34, + .name = "mmcblk", + .nomux = 1, + .wires = 4, + .switch_pin = -1, + }, +}; + +static struct omap_mmc_platform_data *htc_mmc_data[1]; + +void __init htc_mmc_init(void) +{ + /* register it */ + htc_mmc_data[0] = &htc_mmc1_data; + omap1_init_mmc(htc_mmc_data, 1); +} +#endif + diff --git a/arch/arm/mach-omap1/htc-mmc.h b/arch/arm/mach-omap1/htc-mmc.h new file mode 100644 index 0000000..480de14 --- /dev/null +++ b/arch/arm/mach-omap1/htc-mmc.h @@ -0,0 +1,26 @@ +/* + * linux/arch/arm/mach-omap1/htc-mmc.h + * + * Copyright (C) 2007 Instituto Nokia de Tecnologia - INdT + * Author: Felipe Balbi <[email protected]> + * + * 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. + */ +#ifndef __HTC_MMC_H +#define __HTC_MMC_H + +#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) +extern void htc_mmc_init(void); +#else +static inline void htc_mmc_init(void) +{ +} +#endif + +#endif /* __HTC_MMC_H */ + -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
