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881 lines
20 KiB
881 lines
20 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* linux/arch/arm/mach-pxa/cm-x300.c |
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* |
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* Support for the CompuLab CM-X300 modules |
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* |
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* Copyright (C) 2008,2009 CompuLab Ltd. |
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* |
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* Mike Rapoport <[email protected]> |
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* Igor Grinberg <[email protected]> |
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*/ |
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#define pr_fmt(fmt) "%s: " fmt, __func__ |
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|
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#include <linux/module.h> |
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#include <linux/kernel.h> |
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#include <linux/interrupt.h> |
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#include <linux/init.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.h> |
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#include <linux/gpio/machine.h> |
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#include <linux/dm9000.h> |
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#include <linux/leds.h> |
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#include <linux/platform_data/rtc-v3020.h> |
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#include <linux/pwm.h> |
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#include <linux/pwm_backlight.h> |
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#include <linux/i2c.h> |
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#include <linux/platform_data/pca953x.h> |
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#include <linux/platform_data/i2c-pxa.h> |
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#include <linux/mfd/da903x.h> |
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#include <linux/regulator/machine.h> |
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#include <linux/power_supply.h> |
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#include <linux/apm-emulation.h> |
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#include <linux/spi/spi.h> |
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#include <linux/spi/spi_gpio.h> |
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#include <linux/spi/tdo24m.h> |
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#include <asm/mach-types.h> |
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#include <asm/mach/arch.h> |
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#include <asm/setup.h> |
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#include <asm/system_info.h> |
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#include "pxa300.h" |
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#include "pxa27x-udc.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/usb-ohci-pxa27x.h> |
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#include <linux/platform_data/mtd-nand-pxa3xx.h> |
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#include <mach/audio.h> |
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#include <linux/platform_data/usb-pxa3xx-ulpi.h> |
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#include <asm/mach/map.h> |
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#include "generic.h" |
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#include "devices.h" |
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#define CM_X300_ETH_PHYS 0x08000010 |
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#define GPIO82_MMC_IRQ (82) |
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#define GPIO85_MMC_WP (85) |
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#define CM_X300_MMC_IRQ PXA_GPIO_TO_IRQ(GPIO82_MMC_IRQ) |
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#define GPIO95_RTC_CS (95) |
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#define GPIO96_RTC_WR (96) |
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#define GPIO97_RTC_RD (97) |
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#define GPIO98_RTC_IO (98) |
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#define GPIO_ULPI_PHY_RST (127) |
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static mfp_cfg_t cm_x3xx_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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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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/* BTUART */ |
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GPIO111_UART2_RTS, |
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GPIO112_UART2_RXD | MFP_LPM_EDGE_FALL, |
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GPIO113_UART2_TXD, |
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GPIO114_UART2_CTS | MFP_LPM_EDGE_BOTH, |
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/* STUART */ |
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GPIO109_UART3_TXD, |
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GPIO110_UART3_RXD | MFP_LPM_EDGE_FALL, |
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/* AC97 */ |
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GPIO23_AC97_nACRESET, |
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GPIO24_AC97_SYSCLK, |
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GPIO29_AC97_BITCLK, |
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GPIO25_AC97_SDATA_IN_0, |
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GPIO27_AC97_SDATA_OUT, |
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GPIO28_AC97_SYNC, |
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/* Keypad */ |
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GPIO115_KP_MKIN_0 | MFP_LPM_EDGE_BOTH, |
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GPIO116_KP_MKIN_1 | MFP_LPM_EDGE_BOTH, |
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GPIO117_KP_MKIN_2 | MFP_LPM_EDGE_BOTH, |
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GPIO118_KP_MKIN_3 | MFP_LPM_EDGE_BOTH, |
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GPIO119_KP_MKIN_4 | MFP_LPM_EDGE_BOTH, |
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GPIO120_KP_MKIN_5 | MFP_LPM_EDGE_BOTH, |
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GPIO2_2_KP_MKIN_6 | MFP_LPM_EDGE_BOTH, |
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GPIO3_2_KP_MKIN_7 | MFP_LPM_EDGE_BOTH, |
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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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GPIO4_2_KP_MKOUT_5, |
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/* MMC1 */ |
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GPIO3_MMC1_DAT0, |
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GPIO4_MMC1_DAT1 | MFP_LPM_EDGE_BOTH, |
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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, /* CMD0 for slot 0 */ |
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/* MMC2 */ |
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GPIO9_MMC2_DAT0, |
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GPIO10_MMC2_DAT1 | MFP_LPM_EDGE_BOTH, |
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GPIO11_MMC2_DAT2, |
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GPIO12_MMC2_DAT3, |
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GPIO13_MMC2_CLK, |
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GPIO14_MMC2_CMD, |
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/* FFUART */ |
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GPIO30_UART1_RXD | MFP_LPM_EDGE_FALL, |
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GPIO31_UART1_TXD, |
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GPIO32_UART1_CTS, |
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GPIO37_UART1_RTS, |
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GPIO33_UART1_DCD, |
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GPIO34_UART1_DSR | MFP_LPM_EDGE_FALL, |
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GPIO35_UART1_RI, |
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GPIO36_UART1_DTR, |
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/* GPIOs */ |
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GPIO82_GPIO | MFP_PULL_HIGH, /* MMC CD */ |
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GPIO85_GPIO, /* MMC WP */ |
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GPIO99_GPIO, /* Ethernet IRQ */ |
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/* RTC GPIOs */ |
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GPIO95_GPIO | MFP_LPM_DRIVE_HIGH, /* RTC CS */ |
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GPIO96_GPIO | MFP_LPM_DRIVE_HIGH, /* RTC WR */ |
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GPIO97_GPIO | MFP_LPM_DRIVE_HIGH, /* RTC RD */ |
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GPIO98_GPIO, /* RTC IO */ |
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/* Standard I2C */ |
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GPIO21_I2C_SCL, |
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GPIO22_I2C_SDA, |
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/* PWM Backlight */ |
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GPIO19_PWM2_OUT, |
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}; |
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static mfp_cfg_t cm_x3xx_rev_lt130_mfp_cfg[] __initdata = { |
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/* GPIOs */ |
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GPIO79_GPIO, /* LED */ |
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GPIO77_GPIO, /* WiFi reset */ |
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GPIO78_GPIO, /* BT reset */ |
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}; |
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static mfp_cfg_t cm_x3xx_rev_ge130_mfp_cfg[] __initdata = { |
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/* GPIOs */ |
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GPIO76_GPIO, /* LED */ |
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GPIO71_GPIO, /* WiFi reset */ |
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GPIO70_GPIO, /* BT reset */ |
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}; |
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static mfp_cfg_t cm_x310_mfp_cfg[] __initdata = { |
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/* USB PORT 2 */ |
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ULPI_STP, |
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ULPI_NXT, |
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ULPI_DIR, |
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GPIO30_ULPI_DATA_OUT_0, |
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GPIO31_ULPI_DATA_OUT_1, |
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GPIO32_ULPI_DATA_OUT_2, |
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GPIO33_ULPI_DATA_OUT_3, |
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GPIO34_ULPI_DATA_OUT_4, |
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GPIO35_ULPI_DATA_OUT_5, |
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GPIO36_ULPI_DATA_OUT_6, |
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GPIO37_ULPI_DATA_OUT_7, |
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GPIO38_ULPI_CLK, |
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/* external PHY reset pin */ |
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GPIO127_GPIO, |
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/* USB PORT 3 */ |
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GPIO77_USB_P3_1, |
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GPIO78_USB_P3_2, |
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GPIO79_USB_P3_3, |
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GPIO80_USB_P3_4, |
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GPIO81_USB_P3_5, |
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GPIO82_USB_P3_6, |
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GPIO0_2_USBH_PEN, |
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}; |
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#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE) |
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static struct resource dm9000_resources[] = { |
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[0] = { |
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.start = CM_X300_ETH_PHYS, |
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.end = CM_X300_ETH_PHYS + 0x3, |
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.flags = IORESOURCE_MEM, |
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}, |
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[1] = { |
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.start = CM_X300_ETH_PHYS + 0x4, |
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.end = CM_X300_ETH_PHYS + 0x4 + 500, |
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.flags = IORESOURCE_MEM, |
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}, |
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[2] = { |
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.start = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO99)), |
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.end = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO99)), |
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.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, |
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} |
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}; |
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static struct dm9000_plat_data cm_x300_dm9000_platdata = { |
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.flags = DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM, |
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}; |
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static struct platform_device dm9000_device = { |
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.name = "dm9000", |
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.id = 0, |
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.num_resources = ARRAY_SIZE(dm9000_resources), |
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.resource = dm9000_resources, |
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.dev = { |
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.platform_data = &cm_x300_dm9000_platdata, |
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} |
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}; |
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static void __init cm_x300_init_dm9000(void) |
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{ |
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platform_device_register(&dm9000_device); |
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} |
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#else |
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static inline void cm_x300_init_dm9000(void) {} |
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#endif |
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/* LCD */ |
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#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) |
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static struct pxafb_mode_info cm_x300_lcd_modes[] = { |
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[0] = { |
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.pixclock = 38250, |
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.bpp = 16, |
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.xres = 480, |
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.yres = 640, |
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.hsync_len = 8, |
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.vsync_len = 2, |
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.left_margin = 8, |
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.upper_margin = 2, |
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.right_margin = 24, |
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.lower_margin = 4, |
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.cmap_greyscale = 0, |
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}, |
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[1] = { |
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.pixclock = 153800, |
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.bpp = 16, |
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.xres = 240, |
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.yres = 320, |
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.hsync_len = 8, |
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.vsync_len = 2, |
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.left_margin = 8, |
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.upper_margin = 2, |
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.right_margin = 88, |
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.lower_margin = 2, |
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.cmap_greyscale = 0, |
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}, |
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}; |
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static struct pxafb_mach_info cm_x300_lcd = { |
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.modes = cm_x300_lcd_modes, |
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.num_modes = ARRAY_SIZE(cm_x300_lcd_modes), |
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.lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL, |
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}; |
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static void __init cm_x300_init_lcd(void) |
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{ |
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pxa_set_fb_info(NULL, &cm_x300_lcd); |
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} |
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#else |
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static inline void cm_x300_init_lcd(void) {} |
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#endif |
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#if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE) |
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static struct pwm_lookup cm_x300_pwm_lookup[] = { |
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PWM_LOOKUP("pxa27x-pwm.0", 1, "pwm-backlight.0", NULL, 10000, |
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PWM_POLARITY_NORMAL), |
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}; |
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static struct platform_pwm_backlight_data cm_x300_backlight_data = { |
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.max_brightness = 100, |
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.dft_brightness = 100, |
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}; |
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static struct platform_device cm_x300_backlight_device = { |
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.name = "pwm-backlight", |
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.dev = { |
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.parent = &pxa27x_device_pwm0.dev, |
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.platform_data = &cm_x300_backlight_data, |
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}, |
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}; |
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static void cm_x300_init_bl(void) |
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{ |
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pwm_add_table(cm_x300_pwm_lookup, ARRAY_SIZE(cm_x300_pwm_lookup)); |
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platform_device_register(&cm_x300_backlight_device); |
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} |
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#else |
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static inline void cm_x300_init_bl(void) {} |
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#endif |
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#if defined(CONFIG_SPI_GPIO) || defined(CONFIG_SPI_GPIO_MODULE) |
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#define GPIO_LCD_BASE (144) |
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#define GPIO_LCD_DIN (GPIO_LCD_BASE + 8) /* aux_gpio3_0 */ |
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#define GPIO_LCD_DOUT (GPIO_LCD_BASE + 9) /* aux_gpio3_1 */ |
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#define GPIO_LCD_SCL (GPIO_LCD_BASE + 10) /* aux_gpio3_2 */ |
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#define GPIO_LCD_CS (GPIO_LCD_BASE + 11) /* aux_gpio3_3 */ |
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#define LCD_SPI_BUS_NUM (1) |
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static struct spi_gpio_platform_data cm_x300_spi_gpio_pdata = { |
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.num_chipselect = 1, |
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}; |
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static struct platform_device cm_x300_spi_gpio = { |
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.name = "spi_gpio", |
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.id = LCD_SPI_BUS_NUM, |
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.dev = { |
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.platform_data = &cm_x300_spi_gpio_pdata, |
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}, |
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}; |
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static struct gpiod_lookup_table cm_x300_spi_gpiod_table = { |
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.dev_id = "spi_gpio", |
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.table = { |
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GPIO_LOOKUP("gpio-pxa", GPIO_LCD_SCL, |
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"sck", GPIO_ACTIVE_HIGH), |
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GPIO_LOOKUP("gpio-pxa", GPIO_LCD_DIN, |
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"mosi", GPIO_ACTIVE_HIGH), |
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GPIO_LOOKUP("gpio-pxa", GPIO_LCD_DOUT, |
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"miso", GPIO_ACTIVE_HIGH), |
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GPIO_LOOKUP("gpio-pxa", GPIO_LCD_CS, |
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"cs", GPIO_ACTIVE_HIGH), |
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{ }, |
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}, |
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}; |
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static struct tdo24m_platform_data cm_x300_tdo24m_pdata = { |
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.model = TDO35S, |
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}; |
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static struct spi_board_info cm_x300_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 = LCD_SPI_BUS_NUM, |
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.chip_select = 0, |
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.platform_data = &cm_x300_tdo24m_pdata, |
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}, |
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}; |
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static void __init cm_x300_init_spi(void) |
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{ |
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spi_register_board_info(cm_x300_spi_devices, |
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ARRAY_SIZE(cm_x300_spi_devices)); |
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gpiod_add_lookup_table(&cm_x300_spi_gpiod_table); |
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platform_device_register(&cm_x300_spi_gpio); |
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} |
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#else |
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static inline void cm_x300_init_spi(void) {} |
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#endif |
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#if defined(CONFIG_SND_PXA2XX_LIB_AC97) |
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static void __init cm_x300_init_ac97(void) |
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{ |
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pxa_set_ac97_info(NULL); |
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} |
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#else |
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static inline void cm_x300_init_ac97(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 cm_x300_nand_partitions[] = { |
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[0] = { |
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.name = "OBM", |
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.offset = 0, |
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.size = SZ_256K, |
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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 = "U-Boot", |
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.offset = MTDPART_OFS_APPEND, |
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.size = SZ_256K, |
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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 = "Environment", |
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.offset = MTDPART_OFS_APPEND, |
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.size = SZ_256K, |
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}, |
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[3] = { |
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.name = "reserved", |
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.offset = MTDPART_OFS_APPEND, |
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.size = SZ_256K + SZ_1M, |
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.mask_flags = MTD_WRITEABLE, /* force read-only */ |
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}, |
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[4] = { |
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.name = "kernel", |
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.offset = MTDPART_OFS_APPEND, |
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.size = SZ_4M, |
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}, |
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[5] = { |
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.name = "fs", |
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.offset = MTDPART_OFS_APPEND, |
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.size = MTDPART_SIZ_FULL, |
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}, |
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}; |
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static struct pxa3xx_nand_platform_data cm_x300_nand_info = { |
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.keep_config = 1, |
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.parts = cm_x300_nand_partitions, |
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.nr_parts = ARRAY_SIZE(cm_x300_nand_partitions), |
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}; |
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static void __init cm_x300_init_nand(void) |
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{ |
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pxa3xx_set_nand_info(&cm_x300_nand_info); |
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} |
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#else |
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static inline void cm_x300_init_nand(void) {} |
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#endif |
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#if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE) |
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static struct pxamci_platform_data cm_x300_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 cm_x300_mci_gpio_table = { |
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.dev_id = "pxa2xx-mci.0", |
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.table = { |
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/* Card detect on GPIO 82 */ |
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GPIO_LOOKUP("gpio-pxa", GPIO82_MMC_IRQ, "cd", GPIO_ACTIVE_LOW), |
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/* Write protect on GPIO 85 */ |
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GPIO_LOOKUP("gpio-pxa", GPIO85_MMC_WP, "wp", GPIO_ACTIVE_LOW), |
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{ }, |
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}, |
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}; |
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|
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/* The second MMC slot of CM-X300 is hardwired to Libertas card and has |
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no detection/ro pins */ |
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static int cm_x300_mci2_init(struct device *dev, |
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irq_handler_t cm_x300_detect_int, |
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void *data) |
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{ |
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return 0; |
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} |
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static void cm_x300_mci2_exit(struct device *dev, void *data) |
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{ |
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} |
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static struct pxamci_platform_data cm_x300_mci2_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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.init = cm_x300_mci2_init, |
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.exit = cm_x300_mci2_exit, |
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}; |
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static void __init cm_x300_init_mmc(void) |
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{ |
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gpiod_add_lookup_table(&cm_x300_mci_gpio_table); |
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pxa_set_mci_info(&cm_x300_mci_platform_data); |
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pxa3xx_set_mci2_info(&cm_x300_mci2_platform_data); |
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} |
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#else |
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static inline void cm_x300_init_mmc(void) {} |
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#endif |
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#if defined(CONFIG_PXA310_ULPI) |
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static struct clk *pout_clk; |
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static int cm_x300_ulpi_phy_reset(void) |
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{ |
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int err; |
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|
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/* reset the PHY */ |
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err = gpio_request_one(GPIO_ULPI_PHY_RST, GPIOF_OUT_INIT_LOW, |
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"ulpi reset"); |
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if (err) { |
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pr_err("failed to request ULPI reset GPIO: %d\n", err); |
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return err; |
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} |
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msleep(10); |
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gpio_set_value(GPIO_ULPI_PHY_RST, 1); |
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msleep(10); |
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gpio_free(GPIO_ULPI_PHY_RST); |
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return 0; |
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} |
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static int cm_x300_u2d_init(struct device *dev) |
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{ |
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int err = 0; |
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|
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if (cpu_is_pxa310()) { |
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/* CLK_POUT is connected to the ULPI PHY */ |
|
pout_clk = clk_get(NULL, "CLK_POUT"); |
|
if (IS_ERR(pout_clk)) { |
|
err = PTR_ERR(pout_clk); |
|
pr_err("failed to get CLK_POUT: %d\n", err); |
|
return err; |
|
} |
|
clk_prepare_enable(pout_clk); |
|
|
|
err = cm_x300_ulpi_phy_reset(); |
|
if (err) { |
|
clk_disable(pout_clk); |
|
clk_put(pout_clk); |
|
} |
|
} |
|
|
|
return err; |
|
} |
|
|
|
static void cm_x300_u2d_exit(struct device *dev) |
|
{ |
|
if (cpu_is_pxa310()) { |
|
clk_disable_unprepare(pout_clk); |
|
clk_put(pout_clk); |
|
} |
|
} |
|
|
|
static struct pxa3xx_u2d_platform_data cm_x300_u2d_platform_data = { |
|
.ulpi_mode = ULPI_SER_6PIN, |
|
.init = cm_x300_u2d_init, |
|
.exit = cm_x300_u2d_exit, |
|
}; |
|
|
|
static void __init cm_x300_init_u2d(void) |
|
{ |
|
pxa3xx_set_u2d_info(&cm_x300_u2d_platform_data); |
|
} |
|
#else |
|
static inline void cm_x300_init_u2d(void) {} |
|
#endif |
|
|
|
#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) |
|
static int cm_x300_ohci_init(struct device *dev) |
|
{ |
|
if (cpu_is_pxa300()) |
|
UP2OCR = UP2OCR_HXS |
|
| UP2OCR_HXOE | UP2OCR_DMPDE | UP2OCR_DPPDE; |
|
|
|
return 0; |
|
} |
|
|
|
static struct pxaohci_platform_data cm_x300_ohci_platform_data = { |
|
.port_mode = PMM_PERPORT_MODE, |
|
.flags = ENABLE_PORT_ALL | POWER_CONTROL_LOW, |
|
.init = cm_x300_ohci_init, |
|
}; |
|
|
|
static void __init cm_x300_init_ohci(void) |
|
{ |
|
pxa_set_ohci_info(&cm_x300_ohci_platform_data); |
|
} |
|
#else |
|
static inline void cm_x300_init_ohci(void) {} |
|
#endif |
|
|
|
#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) |
|
static struct gpio_led cm_x300_leds[] = { |
|
[0] = { |
|
.name = "cm-x300:green", |
|
.default_trigger = "heartbeat", |
|
.active_low = 1, |
|
}, |
|
}; |
|
|
|
static struct gpio_led_platform_data cm_x300_gpio_led_pdata = { |
|
.num_leds = ARRAY_SIZE(cm_x300_leds), |
|
.leds = cm_x300_leds, |
|
}; |
|
|
|
static struct platform_device cm_x300_led_device = { |
|
.name = "leds-gpio", |
|
.id = -1, |
|
.dev = { |
|
.platform_data = &cm_x300_gpio_led_pdata, |
|
}, |
|
}; |
|
|
|
static void __init cm_x300_init_leds(void) |
|
{ |
|
if (system_rev < 130) |
|
cm_x300_leds[0].gpio = 79; |
|
else |
|
cm_x300_leds[0].gpio = 76; |
|
|
|
platform_device_register(&cm_x300_led_device); |
|
} |
|
#else |
|
static inline void cm_x300_init_leds(void) {} |
|
#endif |
|
|
|
#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) |
|
/* PCA9555 */ |
|
static struct pca953x_platform_data cm_x300_gpio_ext_pdata_0 = { |
|
.gpio_base = 128, |
|
}; |
|
|
|
static struct pca953x_platform_data cm_x300_gpio_ext_pdata_1 = { |
|
.gpio_base = 144, |
|
}; |
|
|
|
static struct i2c_board_info cm_x300_gpio_ext_info[] = { |
|
[0] = { |
|
I2C_BOARD_INFO("pca9555", 0x24), |
|
.platform_data = &cm_x300_gpio_ext_pdata_0, |
|
}, |
|
[1] = { |
|
I2C_BOARD_INFO("pca9555", 0x25), |
|
.platform_data = &cm_x300_gpio_ext_pdata_1, |
|
}, |
|
}; |
|
|
|
static void __init cm_x300_init_i2c(void) |
|
{ |
|
pxa_set_i2c_info(NULL); |
|
i2c_register_board_info(0, cm_x300_gpio_ext_info, |
|
ARRAY_SIZE(cm_x300_gpio_ext_info)); |
|
} |
|
#else |
|
static inline void cm_x300_init_i2c(void) {} |
|
#endif |
|
|
|
#if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE) |
|
struct v3020_platform_data cm_x300_v3020_pdata = { |
|
.use_gpio = 1, |
|
.gpio_cs = GPIO95_RTC_CS, |
|
.gpio_wr = GPIO96_RTC_WR, |
|
.gpio_rd = GPIO97_RTC_RD, |
|
.gpio_io = GPIO98_RTC_IO, |
|
}; |
|
|
|
static struct platform_device cm_x300_rtc_device = { |
|
.name = "v3020", |
|
.id = -1, |
|
.dev = { |
|
.platform_data = &cm_x300_v3020_pdata, |
|
} |
|
}; |
|
|
|
static void __init cm_x300_init_rtc(void) |
|
{ |
|
platform_device_register(&cm_x300_rtc_device); |
|
} |
|
#else |
|
static inline void cm_x300_init_rtc(void) {} |
|
#endif |
|
|
|
/* Battery */ |
|
struct power_supply_info cm_x300_psy_info = { |
|
.name = "battery", |
|
.technology = POWER_SUPPLY_TECHNOLOGY_LIPO, |
|
.voltage_max_design = 4200000, |
|
.voltage_min_design = 3000000, |
|
.use_for_apm = 1, |
|
}; |
|
|
|
static void cm_x300_battery_low(void) |
|
{ |
|
#if defined(CONFIG_APM_EMULATION) |
|
apm_queue_event(APM_LOW_BATTERY); |
|
#endif |
|
} |
|
|
|
static void cm_x300_battery_critical(void) |
|
{ |
|
#if defined(CONFIG_APM_EMULATION) |
|
apm_queue_event(APM_CRITICAL_SUSPEND); |
|
#endif |
|
} |
|
|
|
struct da9030_battery_info cm_x300_battery_info = { |
|
.battery_info = &cm_x300_psy_info, |
|
|
|
.charge_milliamp = 1000, |
|
.charge_millivolt = 4200, |
|
|
|
.vbat_low = 3600, |
|
.vbat_crit = 3400, |
|
.vbat_charge_start = 4100, |
|
.vbat_charge_stop = 4200, |
|
.vbat_charge_restart = 4000, |
|
|
|
.vcharge_min = 3200, |
|
.vcharge_max = 5500, |
|
|
|
.tbat_low = 197, |
|
.tbat_high = 78, |
|
.tbat_restart = 100, |
|
|
|
.batmon_interval = 0, |
|
|
|
.battery_low = cm_x300_battery_low, |
|
.battery_critical = cm_x300_battery_critical, |
|
}; |
|
|
|
static struct regulator_consumer_supply buck2_consumers[] = { |
|
REGULATOR_SUPPLY("vcc_core", NULL), |
|
}; |
|
|
|
static struct regulator_init_data buck2_data = { |
|
.constraints = { |
|
.min_uV = 1375000, |
|
.max_uV = 1375000, |
|
.state_mem = { |
|
.enabled = 0, |
|
}, |
|
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, |
|
.apply_uV = 1, |
|
}, |
|
.num_consumer_supplies = ARRAY_SIZE(buck2_consumers), |
|
.consumer_supplies = buck2_consumers, |
|
}; |
|
|
|
/* DA9030 */ |
|
struct da903x_subdev_info cm_x300_da9030_subdevs[] = { |
|
{ |
|
.name = "da903x-battery", |
|
.id = DA9030_ID_BAT, |
|
.platform_data = &cm_x300_battery_info, |
|
}, |
|
{ |
|
.name = "da903x-regulator", |
|
.id = DA9030_ID_BUCK2, |
|
.platform_data = &buck2_data, |
|
}, |
|
}; |
|
|
|
static struct da903x_platform_data cm_x300_da9030_info = { |
|
.num_subdevs = ARRAY_SIZE(cm_x300_da9030_subdevs), |
|
.subdevs = cm_x300_da9030_subdevs, |
|
}; |
|
|
|
static struct i2c_board_info cm_x300_pmic_info = { |
|
I2C_BOARD_INFO("da9030", 0x49), |
|
.irq = IRQ_WAKEUP0, |
|
.platform_data = &cm_x300_da9030_info, |
|
}; |
|
|
|
static struct i2c_pxa_platform_data cm_x300_pwr_i2c_info = { |
|
.use_pio = 1, |
|
}; |
|
|
|
static void __init cm_x300_init_da9030(void) |
|
{ |
|
pxa3xx_set_i2c_power_info(&cm_x300_pwr_i2c_info); |
|
i2c_register_board_info(1, &cm_x300_pmic_info, 1); |
|
irq_set_irq_wake(IRQ_WAKEUP0, 1); |
|
} |
|
|
|
/* wi2wi gpio setting for system_rev >= 130 */ |
|
static struct gpio cm_x300_wi2wi_gpios[] __initdata = { |
|
{ 71, GPIOF_OUT_INIT_HIGH, "wlan en" }, |
|
{ 70, GPIOF_OUT_INIT_HIGH, "bt reset" }, |
|
}; |
|
|
|
static void __init cm_x300_init_wi2wi(void) |
|
{ |
|
int err; |
|
|
|
if (system_rev < 130) { |
|
cm_x300_wi2wi_gpios[0].gpio = 77; /* wlan en */ |
|
cm_x300_wi2wi_gpios[1].gpio = 78; /* bt reset */ |
|
} |
|
|
|
/* Libertas and CSR reset */ |
|
err = gpio_request_array(ARRAY_AND_SIZE(cm_x300_wi2wi_gpios)); |
|
if (err) { |
|
pr_err("failed to request wifi/bt gpios: %d\n", err); |
|
return; |
|
} |
|
|
|
udelay(10); |
|
gpio_set_value(cm_x300_wi2wi_gpios[1].gpio, 0); |
|
udelay(10); |
|
gpio_set_value(cm_x300_wi2wi_gpios[1].gpio, 1); |
|
|
|
gpio_free_array(ARRAY_AND_SIZE(cm_x300_wi2wi_gpios)); |
|
} |
|
|
|
/* MFP */ |
|
static void __init cm_x300_init_mfp(void) |
|
{ |
|
/* board-processor specific GPIO initialization */ |
|
pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x3xx_mfp_cfg)); |
|
|
|
if (system_rev < 130) |
|
pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x3xx_rev_lt130_mfp_cfg)); |
|
else |
|
pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x3xx_rev_ge130_mfp_cfg)); |
|
|
|
if (cpu_is_pxa310()) |
|
pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x310_mfp_cfg)); |
|
} |
|
|
|
static void __init cm_x300_init(void) |
|
{ |
|
cm_x300_init_mfp(); |
|
|
|
pxa_set_btuart_info(NULL); |
|
pxa_set_stuart_info(NULL); |
|
if (cpu_is_pxa300()) |
|
pxa_set_ffuart_info(NULL); |
|
|
|
cm_x300_init_da9030(); |
|
cm_x300_init_dm9000(); |
|
cm_x300_init_lcd(); |
|
cm_x300_init_u2d(); |
|
cm_x300_init_ohci(); |
|
cm_x300_init_mmc(); |
|
cm_x300_init_nand(); |
|
cm_x300_init_leds(); |
|
cm_x300_init_i2c(); |
|
cm_x300_init_spi(); |
|
cm_x300_init_rtc(); |
|
cm_x300_init_ac97(); |
|
cm_x300_init_wi2wi(); |
|
cm_x300_init_bl(); |
|
|
|
regulator_has_full_constraints(); |
|
} |
|
|
|
static void __init cm_x300_fixup(struct tag *tags, char **cmdline) |
|
{ |
|
/* Make sure that mi->bank[0].start = PHYS_ADDR */ |
|
for (; tags->hdr.size; tags = tag_next(tags)) |
|
if (tags->hdr.tag == ATAG_MEM && |
|
tags->u.mem.start == 0x80000000) { |
|
tags->u.mem.start = 0xa0000000; |
|
break; |
|
} |
|
} |
|
|
|
MACHINE_START(CM_X300, "CM-X300 module") |
|
.atag_offset = 0x100, |
|
.map_io = pxa3xx_map_io, |
|
.nr_irqs = PXA_NR_IRQS, |
|
.init_irq = pxa3xx_init_irq, |
|
.handle_irq = pxa3xx_handle_irq, |
|
.init_time = pxa_timer_init, |
|
.init_machine = cm_x300_init, |
|
.fixup = cm_x300_fixup, |
|
.restart = pxa_restart, |
|
MACHINE_END
|
|
|