diff options
Diffstat (limited to 'arch/arm/mach-mmp/jasper.c')
| -rw-r--r-- | arch/arm/mach-mmp/jasper.c | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/arch/arm/mach-mmp/jasper.c b/arch/arm/mach-mmp/jasper.c new file mode 100644 index 00000000..ff732498 --- /dev/null +++ b/arch/arm/mach-mmp/jasper.c @@ -0,0 +1,180 @@ +/* + * linux/arch/arm/mach-mmp/jasper.c + * + * Support for the Marvell Jasper Development Platform. + * + * Copyright (C) 2009-2010 Marvell International Ltd. + * + * 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 + * publishhed by the Free Software Foundation. + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/platform_device.h> +#include <linux/io.h> +#include <linux/regulator/machine.h> +#include <linux/regulator/max8649.h> +#include <linux/mfd/max8925.h> +#include <linux/interrupt.h> + +#include <mach/irqs.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <mach/addr-map.h> +#include <mach/mfp-mmp2.h> +#include <mach/mmp2.h> + +#include "common.h" + +#define JASPER_NR_IRQS (MMP_NR_IRQS + 48) + +static unsigned long jasper_pin_config[] __initdata = { + /* UART1 */ + GPIO29_UART1_RXD, + GPIO30_UART1_TXD, + + /* UART3 */ + GPIO51_UART3_RXD, + GPIO52_UART3_TXD, + + /* DFI */ + GPIO168_DFI_D0, + GPIO167_DFI_D1, + GPIO166_DFI_D2, + GPIO165_DFI_D3, + GPIO107_DFI_D4, + GPIO106_DFI_D5, + GPIO105_DFI_D6, + GPIO104_DFI_D7, + GPIO111_DFI_D8, + GPIO164_DFI_D9, + GPIO163_DFI_D10, + GPIO162_DFI_D11, + GPIO161_DFI_D12, + GPIO110_DFI_D13, + GPIO109_DFI_D14, + GPIO108_DFI_D15, + GPIO143_ND_nCS0, + GPIO144_ND_nCS1, + GPIO147_ND_nWE, + GPIO148_ND_nRE, + GPIO150_ND_ALE, + GPIO149_ND_CLE, + GPIO112_ND_RDY0, + GPIO160_ND_RDY1, + + /* PMIC */ + PMIC_PMIC_INT | MFP_LPM_EDGE_FALL, + + /* MMC1 */ + GPIO131_MMC1_DAT3, + GPIO132_MMC1_DAT2, + GPIO133_MMC1_DAT1, + GPIO134_MMC1_DAT0, + GPIO136_MMC1_CMD, + GPIO139_MMC1_CLK, + GPIO140_MMC1_CD, + GPIO141_MMC1_WP, + + /* MMC2 */ + GPIO37_MMC2_DAT3, + GPIO38_MMC2_DAT2, + GPIO39_MMC2_DAT1, + GPIO40_MMC2_DAT0, + GPIO41_MMC2_CMD, + GPIO42_MMC2_CLK, + + /* MMC3 */ + GPIO165_MMC3_DAT7, + GPIO162_MMC3_DAT6, + GPIO166_MMC3_DAT5, + GPIO163_MMC3_DAT4, + GPIO167_MMC3_DAT3, + GPIO164_MMC3_DAT2, + GPIO168_MMC3_DAT1, + GPIO111_MMC3_DAT0, + GPIO112_MMC3_CMD, + GPIO151_MMC3_CLK, +}; + +static struct regulator_consumer_supply max8649_supply[] = { + REGULATOR_SUPPLY("vcc_core", NULL), +}; + +static struct regulator_init_data max8649_init_data = { + .constraints = { + .name = "vcc_core range", + .min_uV = 1150000, + .max_uV = 1280000, + .always_on = 1, + .boot_on = 1, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, + }, + .num_consumer_supplies = 1, + .consumer_supplies = &max8649_supply[0], +}; + +static struct max8649_platform_data jasper_max8649_info = { + .mode = 2, /* VID1 = 1, VID0 = 0 */ + .extclk = 0, + .ramp_timing = MAX8649_RAMP_32MV, + .regulator = &max8649_init_data, +}; + +static struct max8925_backlight_pdata jasper_backlight_data = { + .dual_string = 0, +}; + +static struct max8925_power_pdata jasper_power_data = { + .batt_detect = 0, /* can't detect battery by ID pin */ + .topoff_threshold = MAX8925_TOPOFF_THR_10PER, + .fast_charge = MAX8925_FCHG_1000MA, +}; + +static struct max8925_platform_data jasper_max8925_info = { + .backlight = &jasper_backlight_data, + .power = &jasper_power_data, + .irq_base = MMP_NR_IRQS, +}; + +static struct i2c_board_info jasper_twsi1_info[] = { + [0] = { + .type = "max8649", + .addr = 0x60, + .platform_data = &jasper_max8649_info, + }, + [1] = { + .type = "max8925", + .addr = 0x3c, + .irq = IRQ_MMP2_PMIC, + .platform_data = &jasper_max8925_info, + }, +}; + +static struct sdhci_pxa_platdata mmp2_sdh_platdata_mmc0 = { + .clk_delay_cycles = 0x1f, +}; + +static void __init jasper_init(void) +{ + mfp_config(ARRAY_AND_SIZE(jasper_pin_config)); + + /* on-chip devices */ + mmp2_add_uart(1); + mmp2_add_uart(3); + mmp2_add_twsi(1, NULL, ARRAY_AND_SIZE(jasper_twsi1_info)); + mmp2_add_sdhost(0, &mmp2_sdh_platdata_mmc0); /* SD/MMC */ + + regulator_has_full_constraints(); +} + +MACHINE_START(MARVELL_JASPER, "Jasper Development Platform") + .map_io = mmp_map_io, + .nr_irqs = JASPER_NR_IRQS, + .init_irq = mmp2_init_irq, + .timer = &mmp2_timer, + .init_machine = jasper_init, + .restart = mmp_restart, +MACHINE_END |