From 2a23ec3679d84ac243add761fa3d3872cf6dcb11 Mon Sep 17 00:00:00 2001 From: Jonathan McDowell Date: Sat, 4 Jul 2009 14:43:56 +0100 Subject: [ARM] pxa: balloon3 (http://balloonboard.org/) base machine support So, again against latest pxa-linux-2.6/devel, with the following changes: * Move to __raw_readl/__raw_writel for FPGA/CPLD register access * Change Toppoly LCD config to be selectable at run time rather than compile time. * Remove currently unused irq device suspend/resume functions. * Strip out unnecessary/duplicated #includes. * Some code style cleanups. Balloon3 (http://balloonboard.org/) base machine support Signed-off-by: Jonathan McDowell Signed-off-by: Eric Miao --- arch/arm/mach-pxa/include/mach/balloon3.h | 134 ++++++++++++++++++++++++++++ arch/arm/mach-pxa/include/mach/irqs.h | 10 +++ arch/arm/mach-pxa/include/mach/uncompress.h | 2 +- 3 files changed, 145 insertions(+), 1 deletion(-) create mode 100644 arch/arm/mach-pxa/include/mach/balloon3.h (limited to 'arch/arm/mach-pxa/include') diff --git a/arch/arm/mach-pxa/include/mach/balloon3.h b/arch/arm/mach-pxa/include/mach/balloon3.h new file mode 100644 index 0000000..bfec09b --- /dev/null +++ b/arch/arm/mach-pxa/include/mach/balloon3.h @@ -0,0 +1,134 @@ +/* + * linux/include/asm-arm/arch-pxa/balloon3.h + * + * Authors: Nick Bane and Wookey + * Created: Oct, 2005 + * Copyright: Toby Churchill Ltd + * Cribbed from mainstone.c, by Nicholas Pitre + * + * 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 ASM_ARCH_BALLOON3_H +#define ASM_ARCH_BALLOON3_H + +enum balloon3_features { + BALLOON3_FEATURE_OHCI, + BALLOON3_FEATURE_MMC, + BALLOON3_FEATURE_CF, + BALLOON3_FEATURE_AUDIO, + BALLOON3_FEATURE_TOPPOLY, +}; + +#define BALLOON3_FPGA_PHYS PXA_CS4_PHYS +#define BALLOON3_FPGA_VIRT (0xf1000000) /* as per balloon2 */ +#define BALLOON3_FPGA_LENGTH 0x01000000 + +/* FPGA/CPLD registers */ +#define BALLOON3_PCMCIA0_REG (BALLOON3_FPGA_VIRT + 0x00e00008) +/* fixme - same for now */ +#define BALLOON3_PCMCIA1_REG (BALLOON3_FPGA_VIRT + 0x00e00008) +#define BALLOON3_NANDIO_IO_REG (BALLOON3_FPGA_VIRT + 0x00e00000) +/* fpga/cpld interrupt control register */ +#define BALLOON3_INT_CONTROL_REG (BALLOON3_FPGA_VIRT + 0x00e0000C) +#define BALLOON3_NANDIO_CTL2_REG (BALLOON3_FPGA_VIRT + 0x00e00010) +#define BALLOON3_NANDIO_CTL_REG (BALLOON3_FPGA_VIRT + 0x00e00014) +#define BALLOON3_VERSION_REG (BALLOON3_FPGA_VIRT + 0x00e0001c) + +#define BALLOON3_SAMOSA_ADDR_REG (BALLOON3_FPGA_VIRT + 0x00c00000) +#define BALLOON3_SAMOSA_DATA_REG (BALLOON3_FPGA_VIRT + 0x00c00004) +#define BALLOON3_SAMOSA_STATUS_REG (BALLOON3_FPGA_VIRT + 0x00c0001c) + +/* GPIOs for irqs */ +#define BALLOON3_GPIO_AUX_NIRQ (94) +#define BALLOON3_GPIO_CODEC_IRQ (95) + +/* Timer and Idle LED locations */ +#define BALLOON3_GPIO_LED_NAND (9) +#define BALLOON3_GPIO_LED_IDLE (10) + +/* backlight control */ +#define BALLOON3_GPIO_RUN_BACKLIGHT (99) + +#define BALLOON3_GPIO_S0_CD (105) + +/* FPGA Interrupt Mask/Acknowledge Register */ +#define BALLOON3_INT_S0_IRQ (1 << 0) /* PCMCIA 0 IRQ */ +#define BALLOON3_INT_S0_STSCHG (1 << 1) /* PCMCIA 0 status changed */ + +/* CF Status Register */ +#define BALLOON3_PCMCIA_nIRQ (1 << 0) /* IRQ / ready signal */ +#define BALLOON3_PCMCIA_nSTSCHG_BVD1 (1 << 1) + /* VDD sense / card status changed */ + +/* CF control register (write) */ +#define BALLOON3_PCMCIA_RESET (1 << 0) /* Card reset signal */ +#define BALLOON3_PCMCIA_ENABLE (1 << 1) +#define BALLOON3_PCMCIA_ADD_ENABLE (1 << 2) + +/* CPLD (and FPGA) interface definitions */ +#define CPLD_LCD0_DATA_SET 0x00 +#define CPLD_LCD0_DATA_CLR 0x10 +#define CPLD_LCD0_COMMAND_SET 0x01 +#define CPLD_LCD0_COMMAND_CLR 0x11 +#define CPLD_LCD1_DATA_SET 0x02 +#define CPLD_LCD1_DATA_CLR 0x12 +#define CPLD_LCD1_COMMAND_SET 0x03 +#define CPLD_LCD1_COMMAND_CLR 0x13 + +#define CPLD_MISC_SET 0x07 +#define CPLD_MISC_CLR 0x17 +#define CPLD_MISC_LOON_NRESET_BIT 0 +#define CPLD_MISC_LOON_UNSUSP_BIT 1 +#define CPLD_MISC_RUN_5V_BIT 2 +#define CPLD_MISC_CHG_D0_BIT 3 +#define CPLD_MISC_CHG_D1_BIT 4 +#define CPLD_MISC_DAC_NCS_BIT 5 + +#define CPLD_LCD_SET 0x08 +#define CPLD_LCD_CLR 0x18 +#define CPLD_LCD_BACKLIGHT_EN_0_BIT 0 +#define CPLD_LCD_BACKLIGHT_EN_1_BIT 1 +#define CPLD_LCD_LED_RED_BIT 4 +#define CPLD_LCD_LED_GREEN_BIT 5 +#define CPLD_LCD_NRESET_BIT 7 + +#define CPLD_LCD_RO_SET 0x09 +#define CPLD_LCD_RO_CLR 0x19 +#define CPLD_LCD_RO_LCD0_nWAIT_BIT 0 +#define CPLD_LCD_RO_LCD1_nWAIT_BIT 1 + +#define CPLD_SERIAL_SET 0x0a +#define CPLD_SERIAL_CLR 0x1a +#define CPLD_SERIAL_GSM_RI_BIT 0 +#define CPLD_SERIAL_GSM_CTS_BIT 1 +#define CPLD_SERIAL_GSM_DTR_BIT 2 +#define CPLD_SERIAL_LPR_CTS_BIT 3 +#define CPLD_SERIAL_TC232_CTS_BIT 4 +#define CPLD_SERIAL_TC232_DSR_BIT 5 + +#define CPLD_SROUTING_SET 0x0b +#define CPLD_SROUTING_CLR 0x1b +#define CPLD_SROUTING_MSP430_LPR 0 +#define CPLD_SROUTING_MSP430_TC232 1 +#define CPLD_SROUTING_MSP430_GSM 2 +#define CPLD_SROUTING_LOON_LPR (0 << 4) +#define CPLD_SROUTING_LOON_TC232 (1 << 4) +#define CPLD_SROUTING_LOON_GSM (2 << 4) + +#define CPLD_AROUTING_SET 0x0c +#define CPLD_AROUTING_CLR 0x1c +#define CPLD_AROUTING_MIC2PHONE_BIT 0 +#define CPLD_AROUTING_PHONE2INT_BIT 1 +#define CPLD_AROUTING_PHONE2EXT_BIT 2 +#define CPLD_AROUTING_LOONL2INT_BIT 3 +#define CPLD_AROUTING_LOONL2EXT_BIT 4 +#define CPLD_AROUTING_LOONR2PHONE_BIT 5 +#define CPLD_AROUTING_LOONR2INT_BIT 6 +#define CPLD_AROUTING_LOONR2EXT_BIT 7 + +extern int balloon3_has(enum balloon3_features feature); + +#endif diff --git a/arch/arm/mach-pxa/include/mach/irqs.h b/arch/arm/mach-pxa/include/mach/irqs.h index 567204c..3677a9a 100644 --- a/arch/arm/mach-pxa/include/mach/irqs.h +++ b/arch/arm/mach-pxa/include/mach/irqs.h @@ -263,6 +263,16 @@ #define MAINSTONE_S1_STSCHG_IRQ MAINSTONE_IRQ(14) #define MAINSTONE_S1_IRQ MAINSTONE_IRQ(15) +/* Balloon3 Interrupts */ +#define BALLOON3_IRQ(x) (IRQ_BOARD_START + (x)) + +#define BALLOON3_BP_CF_NRDY_IRQ BALLOON3_IRQ(0) +#define BALLOON3_BP_NSTSCHG_IRQ BALLOON3_IRQ(1) + +#define BALLOON3_AUX_NIRQ IRQ_GPIO(BALLOON3_GPIO_AUX_NIRQ) +#define BALLOON3_CODEC_IRQ IRQ_GPIO(BALLOON3_GPIO_CODEC_IRQ) +#define BALLOON3_S0_CD_IRQ IRQ_GPIO(BALLOON3_GPIO_S0_CD) + /* LoCoMo Interrupts (CONFIG_SHARP_LOCOMO) */ #define IRQ_LOCOMO_KEY_BASE (IRQ_BOARD_START + 0) #define IRQ_LOCOMO_GPIO_BASE (IRQ_BOARD_START + 1) diff --git a/arch/arm/mach-pxa/include/mach/uncompress.h b/arch/arm/mach-pxa/include/mach/uncompress.h index b547494..237734b 100644 --- a/arch/arm/mach-pxa/include/mach/uncompress.h +++ b/arch/arm/mach-pxa/include/mach/uncompress.h @@ -37,7 +37,7 @@ static inline void arch_decomp_setup(void) { if (machine_is_littleton() || machine_is_intelmote2() || machine_is_csb726() || machine_is_stargate2() - || machine_is_cm_x300()) + || machine_is_cm_x300() || machine_is_balloon3()) UART = STUART; 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