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diff --git a/arch/arm/mach-pxa/pcm990-baseboard.c b/arch/arm/mach-pxa/pcm990-baseboard.c
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-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * arch/arm/mach-pxa/pcm990-baseboard.c
- * Support for the Phytec phyCORE-PXA270 Development Platform (PCM-990).
- *
- * Refer
- * http://www.phytec.com/products/rdk/ARM-XScale/phyCORE-XScale-PXA270.html
- * for additional hardware info
- *
- * Author: Juergen Kilb
- * Created: April 05, 2005
- * Copyright: Phytec Messtechnik GmbH
- * e-Mail: armlinux@phytec.de
- *
- * based on Intel Mainstone Board
- *
- * Copyright 2007 Juergen Beisert @ Pengutronix (j.beisert@pengutronix.de)
- */
-#include <linux/gpio.h>
-#include <linux/irq.h>
-#include <linux/platform_device.h>
-#include <linux/i2c.h>
-#include <linux/platform_data/i2c-pxa.h>
-#include <linux/pwm.h>
-#include <linux/pwm_backlight.h>
-
-#include <asm/mach/map.h>
-#include "pxa27x.h"
-#include <linux/platform_data/asoc-pxa.h>
-#include <linux/platform_data/mmc-pxamci.h>
-#include <linux/platform_data/usb-ohci-pxa27x.h>
-#include "pcm990_baseboard.h"
-#include <linux/platform_data/video-pxafb.h>
-
-#include "devices.h"
-#include "generic.h"
-
-static unsigned long pcm990_pin_config[] __initdata = {
- /* MMC */
- GPIO32_MMC_CLK,
- GPIO112_MMC_CMD,
- GPIO92_MMC_DAT_0,
- GPIO109_MMC_DAT_1,
- GPIO110_MMC_DAT_2,
- GPIO111_MMC_DAT_3,
- /* USB */
- GPIO88_USBH1_PWR,
- GPIO89_USBH1_PEN,
- /* PWM0 */
- GPIO16_PWM0_OUT,
-
- /* I2C */
- GPIO117_I2C_SCL,
- GPIO118_I2C_SDA,
-
- /* AC97 */
- GPIO28_AC97_BITCLK,
- GPIO29_AC97_SDATA_IN_0,
- GPIO30_AC97_SDATA_OUT,
- GPIO31_AC97_SYNC,
-};
-
-static void __iomem *pcm990_cpld_base;
-
-static u8 pcm990_cpld_readb(unsigned int reg)
-{
- return readb(pcm990_cpld_base + reg);
-}
-
-static void pcm990_cpld_writeb(u8 value, unsigned int reg)
-{
- writeb(value, pcm990_cpld_base + reg);
-}
-
-/*
- * pcm990_lcd_power - control power supply to the LCD
- * @on: 0 = switch off, 1 = switch on
- *
- * Called by the pxafb driver
- */
-#ifndef CONFIG_PCM990_DISPLAY_NONE
-static void pcm990_lcd_power(int on, struct fb_var_screeninfo *var)
-{
- if (on) {
- /* enable LCD-Latches
- * power on LCD
- */
- pcm990_cpld_writeb(PCM990_CTRL_LCDPWR + PCM990_CTRL_LCDON,
- PCM990_CTRL_REG3);
- } else {
- /* disable LCD-Latches
- * power off LCD
- */
- pcm990_cpld_writeb(0, PCM990_CTRL_REG3);
- }
-}
-#endif
-
-#if defined(CONFIG_PCM990_DISPLAY_SHARP)
-static struct pxafb_mode_info fb_info_sharp_lq084v1dg21 = {
- .pixclock = 28000,
- .xres = 640,
- .yres = 480,
- .bpp = 16,
- .hsync_len = 20,
- .left_margin = 103,
- .right_margin = 47,
- .vsync_len = 6,
- .upper_margin = 28,
- .lower_margin = 5,
- .sync = 0,
- .cmap_greyscale = 0,
-};
-
-static struct pxafb_mach_info pcm990_fbinfo __initdata = {
- .modes = &fb_info_sharp_lq084v1dg21,
- .num_modes = 1,
- .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
- .pxafb_lcd_power = pcm990_lcd_power,
-};
-#elif defined(CONFIG_PCM990_DISPLAY_NEC)
-struct pxafb_mode_info fb_info_nec_nl6448bc20_18d = {
- .pixclock = 39720,
- .xres = 640,
- .yres = 480,
- .bpp = 16,
- .hsync_len = 32,
- .left_margin = 16,
- .right_margin = 48,
- .vsync_len = 2,
- .upper_margin = 12,
- .lower_margin = 17,
- .sync = 0,
- .cmap_greyscale = 0,
-};
-
-static struct pxafb_mach_info pcm990_fbinfo __initdata = {
- .modes = &fb_info_nec_nl6448bc20_18d,
- .num_modes = 1,
- .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
- .pxafb_lcd_power = pcm990_lcd_power,
-};
-#endif
-
-static struct pwm_lookup pcm990_pwm_lookup[] = {
- PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight.0", NULL, 78770,
- PWM_POLARITY_NORMAL),
-};
-
-static struct platform_pwm_backlight_data pcm990_backlight_data = {
- .max_brightness = 1023,
- .dft_brightness = 1023,
-};
-
-static struct platform_device pcm990_backlight_device = {
- .name = "pwm-backlight",
- .dev = {
- .parent = &pxa27x_device_pwm0.dev,
- .platform_data = &pcm990_backlight_data,
- },
-};
-
-/*
- * The PCM-990 development baseboard uses PCM-027's hardware in the
- * following way:
- *
- * - LCD support is in use
- * - GPIO16 is output for back light on/off with PWM
- * - GPIO58 ... GPIO73 are outputs for display data
- * - GPIO74 is output output for LCDFCLK
- * - GPIO75 is output for LCDLCLK
- * - GPIO76 is output for LCDPCLK
- * - GPIO77 is output for LCDBIAS
- * - MMC support is in use
- * - GPIO32 is output for MMCCLK
- * - GPIO92 is MMDAT0
- * - GPIO109 is MMDAT1
- * - GPIO110 is MMCS0
- * - GPIO111 is MMCS1
- * - GPIO112 is MMCMD
- * - IDE/CF card is in use
- * - GPIO48 is output /POE
- * - GPIO49 is output /PWE
- * - GPIO50 is output /PIOR
- * - GPIO51 is output /PIOW
- * - GPIO54 is output /PCE2
- * - GPIO55 is output /PREG
- * - GPIO56 is input /PWAIT
- * - GPIO57 is output /PIOS16
- * - GPIO79 is output PSKTSEL
- * - GPIO85 is output /PCE1
- * - FFUART is in use
- * - GPIO34 is input FFRXD
- * - GPIO35 is input FFCTS
- * - GPIO36 is input FFDCD
- * - GPIO37 is input FFDSR
- * - GPIO38 is input FFRI
- * - GPIO39 is output FFTXD
- * - GPIO40 is output FFDTR
- * - GPIO41 is output FFRTS
- * - BTUART is in use
- * - GPIO42 is input BTRXD
- * - GPIO43 is output BTTXD
- * - GPIO44 is input BTCTS
- * - GPIO45 is output BTRTS
- * - IRUART is in use
- * - GPIO46 is input STDRXD
- * - GPIO47 is output STDTXD
- * - AC97 is in use*)
- * - GPIO28 is input AC97CLK
- * - GPIO29 is input AC97DatIn
- * - GPIO30 is output AC97DatO
- * - GPIO31 is output AC97SYNC
- * - GPIO113 is output AC97_RESET
- * - SSP is in use
- * - GPIO23 is output SSPSCLK
- * - GPIO24 is output chip select to Max7301
- * - GPIO25 is output SSPTXD
- * - GPIO26 is input SSPRXD
- * - GPIO27 is input for Max7301 IRQ
- * - GPIO53 is input SSPSYSCLK
- * - SSP3 is in use
- * - GPIO81 is output SSPTXD3
- * - GPIO82 is input SSPRXD3
- * - GPIO83 is output SSPSFRM
- * - GPIO84 is output SSPCLK3
- *
- * Otherwise claimed GPIOs:
- * GPIO1 -> IRQ from user switch
- * GPIO9 -> IRQ from power management
- * GPIO10 -> IRQ from WML9712 AC97 controller
- * GPIO11 -> IRQ from IDE controller
- * GPIO12 -> IRQ from CF controller
- * GPIO13 -> IRQ from CF controller
- * GPIO14 -> GPIO free
- * GPIO15 -> /CS1 selects baseboard's Control CPLD (U7, 16 bit wide data path)
- * GPIO19 -> GPIO free
- * GPIO20 -> /SDCS2
- * GPIO21 -> /CS3 PC card socket select
- * GPIO33 -> /CS5 network controller select
- * GPIO78 -> /CS2 (16 bit wide data path)
- * GPIO80 -> /CS4 (16 bit wide data path)
- * GPIO86 -> GPIO free
- * GPIO87 -> GPIO free
- * GPIO90 -> LED0 on CPU module
- * GPIO91 -> LED1 on CPI module
- * GPIO117 -> SCL
- * GPIO118 -> SDA
- */
-
-static unsigned long pcm990_irq_enabled;
-
-static void pcm990_mask_ack_irq(struct irq_data *d)
-{
- int pcm990_irq = (d->irq - PCM027_IRQ(0));
-
- pcm990_irq_enabled &= ~(1 << pcm990_irq);
-
- pcm990_cpld_writeb(pcm990_irq_enabled, PCM990_CTRL_INTMSKENA);
-}
-
-static void pcm990_unmask_irq(struct irq_data *d)
-{
- int pcm990_irq = (d->irq - PCM027_IRQ(0));
- u8 val;
-
- /* the irq can be acknowledged only if deasserted, so it's done here */
-
- pcm990_irq_enabled |= (1 << pcm990_irq);
-
- val = pcm990_cpld_readb(PCM990_CTRL_INTSETCLR);
- val |= 1 << pcm990_irq;
- pcm990_cpld_writeb(val, PCM990_CTRL_INTSETCLR);
-
- pcm990_cpld_writeb(pcm990_irq_enabled, PCM990_CTRL_INTMSKENA);
-}
-
-static struct irq_chip pcm990_irq_chip = {
- .irq_mask_ack = pcm990_mask_ack_irq,
- .irq_unmask = pcm990_unmask_irq,
-};
-
-static void pcm990_irq_handler(struct irq_desc *desc)
-{
- unsigned int irq;
- unsigned long pending;
-
- pending = ~pcm990_cpld_readb(PCM990_CTRL_INTSETCLR);
- pending &= pcm990_irq_enabled;
-
- do {
- /* clear our parent IRQ */
- desc->irq_data.chip->irq_ack(&desc->irq_data);
- if (likely(pending)) {
- irq = PCM027_IRQ(0) + __ffs(pending);
- generic_handle_irq(irq);
- }
- pending = ~pcm990_cpld_readb(PCM990_CTRL_INTSETCLR);
- pending &= pcm990_irq_enabled;
- } while (pending);
-}
-
-static void __init pcm990_init_irq(void)
-{
- int irq;
-
- /* setup extra PCM990 irqs */
- for (irq = PCM027_IRQ(0); irq <= PCM027_IRQ(3); irq++) {
- irq_set_chip_and_handler(irq, &pcm990_irq_chip,
- handle_level_irq);
- irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
- }
-
- /* disable all Interrupts */
- pcm990_cpld_writeb(0x0, PCM990_CTRL_INTMSKENA);
- pcm990_cpld_writeb(0xff, PCM990_CTRL_INTSETCLR);
-
- irq_set_chained_handler(PCM990_CTRL_INT_IRQ, pcm990_irq_handler);
- irq_set_irq_type(PCM990_CTRL_INT_IRQ, PCM990_CTRL_INT_IRQ_EDGE);
-}
-
-static int pcm990_mci_init(struct device *dev, irq_handler_t mci_detect_int,
- void *data)
-{
- int err;
-
- err = request_irq(PCM027_MMCDET_IRQ, mci_detect_int, 0,
- "MMC card detect", data);
- if (err)
- printk(KERN_ERR "pcm990_mci_init: MMC/SD: can't request MMC "
- "card detect IRQ\n");
-
- return err;
-}
-
-static int pcm990_mci_setpower(struct device *dev, unsigned int vdd)
-{
- struct pxamci_platform_data *p_d = dev->platform_data;
- u8 val;
-
- val = pcm990_cpld_readb(PCM990_CTRL_REG5);
-
- if ((1 << vdd) & p_d->ocr_mask)
- val |= PCM990_CTRL_MMC2PWR;
- else
- val &= ~PCM990_CTRL_MMC2PWR;
-
- pcm990_cpld_writeb(PCM990_CTRL_MMC2PWR, PCM990_CTRL_REG5);
- return 0;
-}
-
-static void pcm990_mci_exit(struct device *dev, void *data)
-{
- free_irq(PCM027_MMCDET_IRQ, data);
-}
-
-#define MSECS_PER_JIFFY (1000/HZ)
-
-static struct pxamci_platform_data pcm990_mci_platform_data = {
- .detect_delay_ms = 250,
- .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
- .init = pcm990_mci_init,
- .setpower = pcm990_mci_setpower,
- .exit = pcm990_mci_exit,
-};
-
-static struct pxaohci_platform_data pcm990_ohci_platform_data = {
- .port_mode = PMM_PERPORT_MODE,
- .flags = ENABLE_PORT1 | POWER_CONTROL_LOW | POWER_SENSE_LOW,
- .power_on_delay = 10,
-};
-
-/*
- * system init for baseboard usage. Will be called by pcm027 init.
- *
- * Add platform devices present on this baseboard and init
- * them from CPU side as far as required to use them later on
- */
-void __init pcm990_baseboard_init(void)
-{
- pxa2xx_mfp_config(ARRAY_AND_SIZE(pcm990_pin_config));
-
- pcm990_cpld_base = ioremap(PCM990_CTRL_PHYS, PCM990_CTRL_SIZE);
- if (!pcm990_cpld_base) {
- pr_err("pcm990: failed to ioremap cpld\n");
- return;
- }
-
- /* register CPLD's IRQ controller */
- pcm990_init_irq();
-
-#ifndef CONFIG_PCM990_DISPLAY_NONE
- pxa_set_fb_info(NULL, &pcm990_fbinfo);
-#endif
- pwm_add_table(pcm990_pwm_lookup, ARRAY_SIZE(pcm990_pwm_lookup));
- platform_device_register(&pcm990_backlight_device);
-
- /* MMC */
- pxa_set_mci_info(&pcm990_mci_platform_data);
-
- /* USB host */
- pxa_set_ohci_info(&pcm990_ohci_platform_data);
-
- pxa_set_i2c_info(NULL);
- pxa_set_ac97_info(NULL);
-
- printk(KERN_INFO "PCM-990 Evaluation baseboard initialized\n");
-}