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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/arch/arm/mach-lpc32xx/phy3250.c | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/arch/arm/mach-lpc32xx/phy3250.c')
-rw-r--r-- | ANDROID_3.4.5/arch/arm/mach-lpc32xx/phy3250.c | 374 |
1 files changed, 0 insertions, 374 deletions
diff --git a/ANDROID_3.4.5/arch/arm/mach-lpc32xx/phy3250.c b/ANDROID_3.4.5/arch/arm/mach-lpc32xx/phy3250.c deleted file mode 100644 index 7f7401ec..00000000 --- a/ANDROID_3.4.5/arch/arm/mach-lpc32xx/phy3250.c +++ /dev/null @@ -1,374 +0,0 @@ -/* - * arch/arm/mach-lpc32xx/phy3250.c - * - * Author: Kevin Wells <kevin.wells@nxp.com> - * - * Copyright (C) 2010 NXP Semiconductors - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/device.h> -#include <linux/interrupt.h> -#include <linux/irq.h> -#include <linux/dma-mapping.h> -#include <linux/device.h> -#include <linux/spi/spi.h> -#include <linux/spi/eeprom.h> -#include <linux/leds.h> -#include <linux/gpio.h> -#include <linux/amba/bus.h> -#include <linux/amba/clcd.h> -#include <linux/amba/pl022.h> - -#include <asm/setup.h> -#include <asm/mach-types.h> -#include <asm/mach/arch.h> - -#include <mach/hardware.h> -#include <mach/platform.h> -#include <mach/board.h> -#include <mach/gpio-lpc32xx.h> -#include "common.h" - -/* - * Mapped GPIOLIB GPIOs - */ -#define SPI0_CS_GPIO LPC32XX_GPIO(LPC32XX_GPIO_P3_GRP, 5) -#define LCD_POWER_GPIO LPC32XX_GPIO(LPC32XX_GPO_P3_GRP, 0) -#define BKL_POWER_GPIO LPC32XX_GPIO(LPC32XX_GPO_P3_GRP, 4) -#define LED_GPIO LPC32XX_GPIO(LPC32XX_GPO_P3_GRP, 1) - -/* - * AMBA LCD controller - */ -static struct clcd_panel conn_lcd_panel = { - .mode = { - .name = "QVGA portrait", - .refresh = 60, - .xres = 240, - .yres = 320, - .pixclock = 191828, - .left_margin = 22, - .right_margin = 11, - .upper_margin = 2, - .lower_margin = 1, - .hsync_len = 5, - .vsync_len = 2, - .sync = 0, - .vmode = FB_VMODE_NONINTERLACED, - }, - .width = -1, - .height = -1, - .tim2 = (TIM2_IVS | TIM2_IHS), - .cntl = (CNTL_BGR | CNTL_LCDTFT | CNTL_LCDVCOMP(1) | - CNTL_LCDBPP16_565), - .bpp = 16, -}; -#define PANEL_SIZE (3 * SZ_64K) - -static int lpc32xx_clcd_setup(struct clcd_fb *fb) -{ - dma_addr_t dma; - - fb->fb.screen_base = dma_alloc_writecombine(&fb->dev->dev, - PANEL_SIZE, &dma, GFP_KERNEL); - if (!fb->fb.screen_base) { - printk(KERN_ERR "CLCD: unable to map framebuffer\n"); - return -ENOMEM; - } - - fb->fb.fix.smem_start = dma; - fb->fb.fix.smem_len = PANEL_SIZE; - fb->panel = &conn_lcd_panel; - - if (gpio_request(LCD_POWER_GPIO, "LCD power")) - printk(KERN_ERR "Error requesting gpio %u", - LCD_POWER_GPIO); - else if (gpio_direction_output(LCD_POWER_GPIO, 1)) - printk(KERN_ERR "Error setting gpio %u to output", - LCD_POWER_GPIO); - - if (gpio_request(BKL_POWER_GPIO, "LCD backlight power")) - printk(KERN_ERR "Error requesting gpio %u", - BKL_POWER_GPIO); - else if (gpio_direction_output(BKL_POWER_GPIO, 1)) - printk(KERN_ERR "Error setting gpio %u to output", - BKL_POWER_GPIO); - - return 0; -} - -static int lpc32xx_clcd_mmap(struct clcd_fb *fb, struct vm_area_struct *vma) -{ - return dma_mmap_writecombine(&fb->dev->dev, vma, - fb->fb.screen_base, fb->fb.fix.smem_start, - fb->fb.fix.smem_len); -} - -static void lpc32xx_clcd_remove(struct clcd_fb *fb) -{ - dma_free_writecombine(&fb->dev->dev, fb->fb.fix.smem_len, - fb->fb.screen_base, fb->fb.fix.smem_start); -} - -/* - * On some early LCD modules (1307.0), the backlight logic is inverted. - * For those board variants, swap the disable and enable states for - * BKL_POWER_GPIO. -*/ -static void clcd_disable(struct clcd_fb *fb) -{ - gpio_set_value(BKL_POWER_GPIO, 0); - gpio_set_value(LCD_POWER_GPIO, 0); -} - -static void clcd_enable(struct clcd_fb *fb) -{ - gpio_set_value(BKL_POWER_GPIO, 1); - gpio_set_value(LCD_POWER_GPIO, 1); -} - -static struct clcd_board lpc32xx_clcd_data = { - .name = "Phytec LCD", - .check = clcdfb_check, - .decode = clcdfb_decode, - .disable = clcd_disable, - .enable = clcd_enable, - .setup = lpc32xx_clcd_setup, - .mmap = lpc32xx_clcd_mmap, - .remove = lpc32xx_clcd_remove, -}; - -static AMBA_AHB_DEVICE(lpc32xx_clcd, "dev:clcd", 0, - LPC32XX_LCD_BASE, { IRQ_LPC32XX_LCD }, &lpc32xx_clcd_data); - -/* - * AMBA SSP (SPI) - */ -static void phy3250_spi_cs_set(u32 control) -{ - gpio_set_value(SPI0_CS_GPIO, (int) control); -} - -static struct pl022_config_chip spi0_chip_info = { - .com_mode = INTERRUPT_TRANSFER, - .iface = SSP_INTERFACE_MOTOROLA_SPI, - .hierarchy = SSP_MASTER, - .slave_tx_disable = 0, - .rx_lev_trig = SSP_RX_4_OR_MORE_ELEM, - .tx_lev_trig = SSP_TX_4_OR_MORE_EMPTY_LOC, - .ctrl_len = SSP_BITS_8, - .wait_state = SSP_MWIRE_WAIT_ZERO, - .duplex = SSP_MICROWIRE_CHANNEL_FULL_DUPLEX, - .cs_control = phy3250_spi_cs_set, -}; - -static struct pl022_ssp_controller lpc32xx_ssp0_data = { - .bus_id = 0, - .num_chipselect = 1, - .enable_dma = 0, -}; - -static AMBA_APB_DEVICE(lpc32xx_ssp0, "dev:ssp0", 0, - LPC32XX_SSP0_BASE, { IRQ_LPC32XX_SSP0 }, &lpc32xx_ssp0_data); - -/* AT25 driver registration */ -static int __init phy3250_spi_board_register(void) -{ -#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE) - static struct spi_board_info info[] = { - { - .modalias = "spidev", - .max_speed_hz = 5000000, - .bus_num = 0, - .chip_select = 0, - .controller_data = &spi0_chip_info, - }, - }; - -#else - static struct spi_eeprom eeprom = { - .name = "at25256a", - .byte_len = 0x8000, - .page_size = 64, - .flags = EE_ADDR2, - }; - - static struct spi_board_info info[] = { - { - .modalias = "at25", - .max_speed_hz = 5000000, - .bus_num = 0, - .chip_select = 0, - .mode = SPI_MODE_0, - .platform_data = &eeprom, - .controller_data = &spi0_chip_info, - }, - }; -#endif - return spi_register_board_info(info, ARRAY_SIZE(info)); -} -arch_initcall(phy3250_spi_board_register); - -static struct i2c_board_info __initdata phy3250_i2c_board_info[] = { - { - I2C_BOARD_INFO("pcf8563", 0x51), - }, -}; - -static struct gpio_led phy_leds[] = { - { - .name = "led0", - .gpio = LED_GPIO, - .active_low = 1, - .default_trigger = "heartbeat", - }, -}; - -static struct gpio_led_platform_data led_data = { - .leds = phy_leds, - .num_leds = ARRAY_SIZE(phy_leds), -}; - -static struct platform_device lpc32xx_gpio_led_device = { - .name = "leds-gpio", - .id = -1, - .dev.platform_data = &led_data, -}; - -static struct platform_device *phy3250_devs[] __initdata = { - &lpc32xx_rtc_device, - &lpc32xx_tsc_device, - &lpc32xx_i2c0_device, - &lpc32xx_i2c1_device, - &lpc32xx_i2c2_device, - &lpc32xx_watchdog_device, - &lpc32xx_gpio_led_device, - &lpc32xx_adc_device, - &lpc32xx_ohci_device, - &lpc32xx_net_device, -}; - -static struct amba_device *amba_devs[] __initdata = { - &lpc32xx_clcd_device, - &lpc32xx_ssp0_device, -}; - -/* - * Board specific functions - */ -static void __init phy3250_board_init(void) -{ - u32 tmp; - int i; - - lpc32xx_gpio_init(); - - /* Register GPIOs used on this board */ - if (gpio_request(SPI0_CS_GPIO, "spi0 cs")) - printk(KERN_ERR "Error requesting gpio %u", - SPI0_CS_GPIO); - else if (gpio_direction_output(SPI0_CS_GPIO, 1)) - printk(KERN_ERR "Error setting gpio %u to output", - SPI0_CS_GPIO); - - /* Setup network interface for RMII mode */ - tmp = __raw_readl(LPC32XX_CLKPWR_MACCLK_CTRL); - tmp &= ~LPC32XX_CLKPWR_MACCTRL_PINS_MSK; - tmp |= LPC32XX_CLKPWR_MACCTRL_USE_RMII_PINS; - __raw_writel(tmp, LPC32XX_CLKPWR_MACCLK_CTRL); - - /* Setup SLC NAND controller muxing */ - __raw_writel(LPC32XX_CLKPWR_NANDCLK_SEL_SLC, - LPC32XX_CLKPWR_NAND_CLK_CTRL); - - /* Setup LCD muxing to RGB565 */ - tmp = __raw_readl(LPC32XX_CLKPWR_LCDCLK_CTRL) & - ~(LPC32XX_CLKPWR_LCDCTRL_LCDTYPE_MSK | - LPC32XX_CLKPWR_LCDCTRL_PSCALE_MSK); - tmp |= LPC32XX_CLKPWR_LCDCTRL_LCDTYPE_TFT16; - __raw_writel(tmp, LPC32XX_CLKPWR_LCDCLK_CTRL); - - /* Set up I2C pull levels */ - tmp = __raw_readl(LPC32XX_CLKPWR_I2C_CLK_CTRL); - tmp |= LPC32XX_CLKPWR_I2CCLK_USBI2CHI_DRIVE | - LPC32XX_CLKPWR_I2CCLK_I2C2HI_DRIVE; - __raw_writel(tmp, LPC32XX_CLKPWR_I2C_CLK_CTRL); - - /* Disable IrDA pulsing support on UART6 */ - tmp = __raw_readl(LPC32XX_UARTCTL_CTRL); - tmp |= LPC32XX_UART_UART6_IRDAMOD_BYPASS; - __raw_writel(tmp, LPC32XX_UARTCTL_CTRL); - - /* Enable DMA for I2S1 channel */ - tmp = __raw_readl(LPC32XX_CLKPWR_I2S_CLK_CTRL); - tmp = LPC32XX_CLKPWR_I2SCTRL_I2S1_USE_DMA; - __raw_writel(tmp, LPC32XX_CLKPWR_I2S_CLK_CTRL); - - lpc32xx_serial_init(); - - /* - * AMBA peripheral clocks need to be enabled prior to AMBA device - * detection or a data fault will occur, so enable the clocks - * here. However, we don't want to enable them if the peripheral - * isn't included in the image - */ -#ifdef CONFIG_FB_ARMCLCD - tmp = __raw_readl(LPC32XX_CLKPWR_LCDCLK_CTRL); - __raw_writel((tmp | LPC32XX_CLKPWR_LCDCTRL_CLK_EN), - LPC32XX_CLKPWR_LCDCLK_CTRL); -#endif -#ifdef CONFIG_SPI_PL022 - tmp = __raw_readl(LPC32XX_CLKPWR_SSP_CLK_CTRL); - __raw_writel((tmp | LPC32XX_CLKPWR_SSPCTRL_SSPCLK0_EN), - LPC32XX_CLKPWR_SSP_CLK_CTRL); -#endif - - platform_add_devices(phy3250_devs, ARRAY_SIZE(phy3250_devs)); - for (i = 0; i < ARRAY_SIZE(amba_devs); i++) { - struct amba_device *d = amba_devs[i]; - amba_device_register(d, &iomem_resource); - } - - /* Test clock needed for UDA1380 initial init */ - __raw_writel(LPC32XX_CLKPWR_TESTCLK2_SEL_MOSC | - LPC32XX_CLKPWR_TESTCLK_TESTCLK2_EN, - LPC32XX_CLKPWR_TEST_CLK_SEL); - - i2c_register_board_info(0, phy3250_i2c_board_info, - ARRAY_SIZE(phy3250_i2c_board_info)); -} - -static int __init lpc32xx_display_uid(void) -{ - u32 uid[4]; - - lpc32xx_get_uid(uid); - - printk(KERN_INFO "LPC32XX unique ID: %08x%08x%08x%08x\n", - uid[3], uid[2], uid[1], uid[0]); - - return 1; -} -arch_initcall(lpc32xx_display_uid); - -MACHINE_START(PHY3250, "Phytec 3250 board with the LPC3250 Microcontroller") - /* Maintainer: Kevin Wells, NXP Semiconductors */ - .atag_offset = 0x100, - .map_io = lpc32xx_map_io, - .init_irq = lpc32xx_init_irq, - .timer = &lpc32xx_timer, - .init_machine = phy3250_board_init, - .restart = lpc23xx_restart, -MACHINE_END |