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455 lines
10 KiB
455 lines
10 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* linux/arch/arm/mach-pxa/littleton.c |
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* |
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* Support for the Marvell Littleton Development Platform. |
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* |
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* Author: Jason Chagas (largely modified code) |
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* Created: Nov 20, 2006 |
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* Copyright: (C) Copyright 2006 Marvell International Ltd. |
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* |
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* 2007-11-22 modified to align with latest kernel |
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* eric miao <[email protected]> |
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*/ |
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#include <linux/init.h> |
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#include <linux/interrupt.h> |
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#include <linux/delay.h> |
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#include <linux/platform_device.h> |
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#include <linux/clk.h> |
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#include <linux/gpio/machine.h> |
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#include <linux/spi/spi.h> |
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#include <linux/spi/pxa2xx_spi.h> |
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#include <linux/smc91x.h> |
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#include <linux/i2c.h> |
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#include <linux/leds.h> |
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#include <linux/mfd/da903x.h> |
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#include <linux/platform_data/max732x.h> |
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#include <linux/platform_data/i2c-pxa.h> |
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#include <asm/types.h> |
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#include <asm/setup.h> |
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#include <asm/memory.h> |
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#include <asm/mach-types.h> |
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#include <mach/hardware.h> |
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#include <asm/irq.h> |
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#include <asm/mach/arch.h> |
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#include <asm/mach/map.h> |
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#include <asm/mach/irq.h> |
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#include "pxa300.h" |
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#include "devices.h" |
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#include <linux/platform_data/video-pxafb.h> |
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#include <linux/platform_data/mmc-pxamci.h> |
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#include <linux/platform_data/keypad-pxa27x.h> |
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#include "littleton.h" |
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#include <linux/platform_data/mtd-nand-pxa3xx.h> |
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#include "generic.h" |
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/* Littleton MFP configurations */ |
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static mfp_cfg_t littleton_mfp_cfg[] __initdata = { |
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/* LCD */ |
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GPIO54_LCD_LDD_0, |
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GPIO55_LCD_LDD_1, |
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GPIO56_LCD_LDD_2, |
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GPIO57_LCD_LDD_3, |
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GPIO58_LCD_LDD_4, |
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GPIO59_LCD_LDD_5, |
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GPIO60_LCD_LDD_6, |
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GPIO61_LCD_LDD_7, |
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GPIO62_LCD_LDD_8, |
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GPIO63_LCD_LDD_9, |
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GPIO64_LCD_LDD_10, |
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GPIO65_LCD_LDD_11, |
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GPIO66_LCD_LDD_12, |
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GPIO67_LCD_LDD_13, |
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GPIO68_LCD_LDD_14, |
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GPIO69_LCD_LDD_15, |
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GPIO70_LCD_LDD_16, |
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GPIO71_LCD_LDD_17, |
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GPIO72_LCD_FCLK, |
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GPIO73_LCD_LCLK, |
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GPIO74_LCD_PCLK, |
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GPIO75_LCD_BIAS, |
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/* SSP2 */ |
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GPIO25_SSP2_SCLK, |
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GPIO27_SSP2_TXD, |
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GPIO17_GPIO, /* SFRM as chip-select */ |
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/* Debug Ethernet */ |
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GPIO90_GPIO, |
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/* Keypad */ |
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GPIO107_KP_DKIN_0, |
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GPIO108_KP_DKIN_1, |
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GPIO115_KP_MKIN_0, |
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GPIO116_KP_MKIN_1, |
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GPIO117_KP_MKIN_2, |
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GPIO118_KP_MKIN_3, |
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GPIO119_KP_MKIN_4, |
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GPIO120_KP_MKIN_5, |
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GPIO121_KP_MKOUT_0, |
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GPIO122_KP_MKOUT_1, |
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GPIO123_KP_MKOUT_2, |
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GPIO124_KP_MKOUT_3, |
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GPIO125_KP_MKOUT_4, |
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/* MMC1 */ |
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GPIO3_MMC1_DAT0, |
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GPIO4_MMC1_DAT1, |
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GPIO5_MMC1_DAT2, |
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GPIO6_MMC1_DAT3, |
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GPIO7_MMC1_CLK, |
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GPIO8_MMC1_CMD, |
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GPIO15_GPIO, /* card detect */ |
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/* UART3 */ |
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GPIO107_UART3_CTS, |
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GPIO108_UART3_RTS, |
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GPIO109_UART3_TXD, |
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GPIO110_UART3_RXD, |
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}; |
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static struct resource smc91x_resources[] = { |
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[0] = { |
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.start = (LITTLETON_ETH_PHYS + 0x300), |
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.end = (LITTLETON_ETH_PHYS + 0xfffff), |
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.flags = IORESOURCE_MEM, |
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}, |
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[1] = { |
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.start = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO90)), |
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.end = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO90)), |
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.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE, |
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} |
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}; |
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static struct smc91x_platdata littleton_smc91x_info = { |
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.flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT | |
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SMC91X_NOWAIT | SMC91X_USE_DMA, |
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}; |
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static struct platform_device smc91x_device = { |
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.name = "smc91x", |
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.id = 0, |
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.num_resources = ARRAY_SIZE(smc91x_resources), |
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.resource = smc91x_resources, |
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.dev = { |
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.platform_data = &littleton_smc91x_info, |
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}, |
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}; |
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#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) |
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static struct pxafb_mode_info tpo_tdo24mtea1_modes[] = { |
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[0] = { |
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/* VGA */ |
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.pixclock = 38250, |
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.xres = 480, |
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.yres = 640, |
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.bpp = 16, |
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.hsync_len = 8, |
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.left_margin = 8, |
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.right_margin = 24, |
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.vsync_len = 2, |
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.upper_margin = 2, |
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.lower_margin = 4, |
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.sync = 0, |
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}, |
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[1] = { |
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/* QVGA */ |
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.pixclock = 153000, |
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.xres = 240, |
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.yres = 320, |
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.bpp = 16, |
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.hsync_len = 8, |
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.left_margin = 8, |
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.right_margin = 88, |
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.vsync_len = 2, |
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.upper_margin = 2, |
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.lower_margin = 2, |
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.sync = 0, |
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}, |
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}; |
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static struct pxafb_mach_info littleton_lcd_info = { |
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.modes = tpo_tdo24mtea1_modes, |
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.num_modes = 2, |
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.lcd_conn = LCD_COLOR_TFT_16BPP, |
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}; |
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static void __init littleton_init_lcd(void) |
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{ |
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pxa_set_fb_info(NULL, &littleton_lcd_info); |
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} |
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#else |
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static inline void littleton_init_lcd(void) {}; |
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#endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULE */ |
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#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE) |
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static struct pxa2xx_spi_controller littleton_spi_info = { |
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.num_chipselect = 1, |
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}; |
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static struct pxa2xx_spi_chip littleton_tdo24m_chip = { |
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.rx_threshold = 1, |
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.tx_threshold = 1, |
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.gpio_cs = LITTLETON_GPIO_LCD_CS, |
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}; |
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static struct spi_board_info littleton_spi_devices[] __initdata = { |
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{ |
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.modalias = "tdo24m", |
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.max_speed_hz = 1000000, |
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.bus_num = 2, |
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.chip_select = 0, |
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.controller_data= &littleton_tdo24m_chip, |
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}, |
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}; |
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static void __init littleton_init_spi(void) |
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{ |
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pxa2xx_set_spi_info(2, &littleton_spi_info); |
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spi_register_board_info(ARRAY_AND_SIZE(littleton_spi_devices)); |
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} |
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#else |
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static inline void littleton_init_spi(void) {} |
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#endif |
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#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE) |
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static const unsigned int littleton_matrix_key_map[] = { |
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/* KEY(row, col, key_code) */ |
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KEY(1, 3, KEY_0), KEY(0, 0, KEY_1), KEY(1, 0, KEY_2), KEY(2, 0, KEY_3), |
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KEY(0, 1, KEY_4), KEY(1, 1, KEY_5), KEY(2, 1, KEY_6), KEY(0, 2, KEY_7), |
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KEY(1, 2, KEY_8), KEY(2, 2, KEY_9), |
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KEY(0, 3, KEY_KPASTERISK), /* * */ |
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KEY(2, 3, KEY_KPDOT), /* # */ |
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KEY(5, 4, KEY_ENTER), |
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KEY(5, 0, KEY_UP), |
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KEY(5, 1, KEY_DOWN), |
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KEY(5, 2, KEY_LEFT), |
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KEY(5, 3, KEY_RIGHT), |
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KEY(3, 2, KEY_HOME), |
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KEY(4, 1, KEY_END), |
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KEY(3, 3, KEY_BACK), |
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KEY(4, 0, KEY_SEND), |
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KEY(4, 2, KEY_VOLUMEUP), |
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KEY(4, 3, KEY_VOLUMEDOWN), |
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KEY(3, 0, KEY_F22), /* soft1 */ |
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KEY(3, 1, KEY_F23), /* soft2 */ |
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}; |
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static struct matrix_keymap_data littleton_matrix_keymap_data = { |
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.keymap = littleton_matrix_key_map, |
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.keymap_size = ARRAY_SIZE(littleton_matrix_key_map), |
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}; |
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static struct pxa27x_keypad_platform_data littleton_keypad_info = { |
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.matrix_key_rows = 6, |
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.matrix_key_cols = 5, |
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.matrix_keymap_data = &littleton_matrix_keymap_data, |
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.enable_rotary0 = 1, |
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.rotary0_up_key = KEY_UP, |
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.rotary0_down_key = KEY_DOWN, |
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.debounce_interval = 30, |
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}; |
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static void __init littleton_init_keypad(void) |
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{ |
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pxa_set_keypad_info(&littleton_keypad_info); |
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} |
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#else |
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static inline void littleton_init_keypad(void) {} |
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#endif |
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#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE) |
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static struct pxamci_platform_data littleton_mci_platform_data = { |
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.detect_delay_ms = 200, |
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.ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, |
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}; |
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static struct gpiod_lookup_table littleton_mci_gpio_table = { |
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.dev_id = "pxa2xx-mci.0", |
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.table = { |
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/* Card detect on MFP (gpio-pxa) GPIO 15 */ |
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GPIO_LOOKUP("gpio-pxa", MFP_PIN_GPIO15, |
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"cd", GPIO_ACTIVE_LOW), |
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{ }, |
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}, |
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}; |
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static void __init littleton_init_mmc(void) |
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{ |
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gpiod_add_lookup_table(&littleton_mci_gpio_table); |
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pxa_set_mci_info(&littleton_mci_platform_data); |
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} |
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#else |
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static inline void littleton_init_mmc(void) {} |
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#endif |
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#if IS_ENABLED(CONFIG_MTD_NAND_MARVELL) |
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static struct mtd_partition littleton_nand_partitions[] = { |
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[0] = { |
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.name = "Bootloader", |
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.offset = 0, |
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.size = 0x060000, |
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.mask_flags = MTD_WRITEABLE, /* force read-only */ |
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}, |
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[1] = { |
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.name = "Kernel", |
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.offset = 0x060000, |
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.size = 0x200000, |
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.mask_flags = MTD_WRITEABLE, /* force read-only */ |
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}, |
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[2] = { |
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.name = "Filesystem", |
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.offset = 0x0260000, |
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.size = 0x3000000, /* 48M - rootfs */ |
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}, |
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[3] = { |
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.name = "MassStorage", |
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.offset = 0x3260000, |
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.size = 0x3d40000, |
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}, |
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[4] = { |
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.name = "BBT", |
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.offset = 0x6FA0000, |
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.size = 0x80000, |
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.mask_flags = MTD_WRITEABLE, /* force read-only */ |
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}, |
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/* NOTE: we reserve some blocks at the end of the NAND flash for |
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* bad block management, and the max number of relocation blocks |
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* differs on different platforms. Please take care with it when |
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* defining the partition table. |
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*/ |
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}; |
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static struct pxa3xx_nand_platform_data littleton_nand_info = { |
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.parts = littleton_nand_partitions, |
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.nr_parts = ARRAY_SIZE(littleton_nand_partitions), |
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}; |
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static void __init littleton_init_nand(void) |
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{ |
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pxa3xx_set_nand_info(&littleton_nand_info); |
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} |
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#else |
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static inline void littleton_init_nand(void) {} |
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#endif /* IS_ENABLED(CONFIG_MTD_NAND_MARVELL) */ |
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#if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE) |
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static struct led_info littleton_da9034_leds[] = { |
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[0] = { |
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.name = "littleton:keypad1", |
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.flags = DA9034_LED_RAMP, |
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}, |
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[1] = { |
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.name = "littleton:keypad2", |
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.flags = DA9034_LED_RAMP, |
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}, |
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[2] = { |
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.name = "littleton:vibra", |
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.flags = 0, |
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}, |
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}; |
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static struct da9034_touch_pdata littleton_da9034_touch = { |
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.x_inverted = 1, |
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.interval_ms = 20, |
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}; |
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static struct da903x_subdev_info littleton_da9034_subdevs[] = { |
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{ |
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.name = "da903x-led", |
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.id = DA9034_ID_LED_1, |
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.platform_data = &littleton_da9034_leds[0], |
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}, { |
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.name = "da903x-led", |
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.id = DA9034_ID_LED_2, |
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.platform_data = &littleton_da9034_leds[1], |
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}, { |
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.name = "da903x-led", |
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.id = DA9034_ID_VIBRA, |
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.platform_data = &littleton_da9034_leds[2], |
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}, { |
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.name = "da903x-backlight", |
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.id = DA9034_ID_WLED, |
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}, { |
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.name = "da9034-touch", |
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.id = DA9034_ID_TOUCH, |
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.platform_data = &littleton_da9034_touch, |
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}, |
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}; |
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static struct da903x_platform_data littleton_da9034_info = { |
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.num_subdevs = ARRAY_SIZE(littleton_da9034_subdevs), |
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.subdevs = littleton_da9034_subdevs, |
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}; |
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static struct max732x_platform_data littleton_max7320_info = { |
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.gpio_base = EXT0_GPIO_BASE, |
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}; |
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static struct i2c_board_info littleton_i2c_info[] = { |
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[0] = { |
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.type = "da9034", |
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.addr = 0x34, |
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.platform_data = &littleton_da9034_info, |
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.irq = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO18)), |
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}, |
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[1] = { |
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.type = "max7320", |
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.addr = 0x50, |
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.platform_data = &littleton_max7320_info, |
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}, |
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}; |
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static void __init littleton_init_i2c(void) |
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{ |
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pxa_set_i2c_info(NULL); |
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i2c_register_board_info(0, ARRAY_AND_SIZE(littleton_i2c_info)); |
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} |
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#else |
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static inline void littleton_init_i2c(void) {} |
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#endif /* CONFIG_I2C_PXA || CONFIG_I2C_PXA_MODULE */ |
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static void __init littleton_init(void) |
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{ |
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/* initialize MFP configurations */ |
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pxa3xx_mfp_config(ARRAY_AND_SIZE(littleton_mfp_cfg)); |
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pxa_set_ffuart_info(NULL); |
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pxa_set_btuart_info(NULL); |
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pxa_set_stuart_info(NULL); |
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/* |
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* Note: we depend bootloader set the correct |
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* value to MSC register for SMC91x. |
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*/ |
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platform_device_register(&smc91x_device); |
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littleton_init_spi(); |
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littleton_init_i2c(); |
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littleton_init_mmc(); |
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littleton_init_lcd(); |
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littleton_init_keypad(); |
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littleton_init_nand(); |
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} |
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MACHINE_START(LITTLETON, "Marvell Form Factor Development Platform (aka Littleton)") |
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.atag_offset = 0x100, |
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.map_io = pxa3xx_map_io, |
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.nr_irqs = LITTLETON_NR_IRQS, |
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.init_irq = pxa3xx_init_irq, |
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.handle_irq = pxa3xx_handle_irq, |
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.init_time = pxa_timer_init, |
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.init_machine = littleton_init, |
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.restart = pxa_restart, |
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MACHINE_END
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