arm/mach-pxa/pcm990-baseboard.c

1 // SPDX-License-Identifier: GPL-2.0-only
3  *  arch/arm/mach-pxa/pcm990-baseboard.c
4  *  Support for the Phytec phyCORE-PXA270 Development Platform (PCM-990).
7  *   http://www.phytec.com/products/rdk/ARM-XScale/phyCORE-XScale-PXA270.html
13  *  e-Mail:	armlinux@phytec.de
23 #include <linux/platform_data/i2c-pxa.h>
30 #include <linux/platform_data/mmc-pxamci.h>
31 #include <linux/platform_data/usb-ohci-pxa27x.h>
33 #include <linux/platform_data/video-pxafb.h>
39 	/* MMC */
76  * pcm990_lcd_power - control power supply to the LCD
85 		/* enable LCD-Latches  in pcm990_lcd_power()
91 		/* disable LCD-Latches  in pcm990_lcd_power()
146 	PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight.0", NULL, 78770,
156 	.name		= "pwm-backlight",
164  * The PCM-990 development baseboard uses PCM-027's hardware in the
167  * - LCD support is in use
168  *  - GPIO16 is output for back light on/off with PWM
169  *  - GPIO58 ... GPIO73 are outputs for display data
170  *  - GPIO74 is output output for LCDFCLK
171  *  - GPIO75 is output for LCDLCLK
172  *  - GPIO76 is output for LCDPCLK
173  *  - GPIO77 is output for LCDBIAS
174  * - MMC support is in use
175  *  - GPIO32 is output for MMCCLK
176  *  - GPIO92 is MMDAT0
177  *  - GPIO109 is MMDAT1
178  *  - GPIO110 is MMCS0
179  *  - GPIO111 is MMCS1
180  *  - GPIO112 is MMCMD
181  * - IDE/CF card is in use
182  *  - GPIO48 is output /POE
183  *  - GPIO49 is output /PWE
184  *  - GPIO50 is output /PIOR
185  *  - GPIO51 is output /PIOW
186  *  - GPIO54 is output /PCE2
187  *  - GPIO55 is output /PREG
188  *  - GPIO56 is input /PWAIT
189  *  - GPIO57 is output /PIOS16
190  *  - GPIO79 is output PSKTSEL
191  *  - GPIO85 is output /PCE1
192  * - FFUART is in use
193  *  - GPIO34 is input FFRXD
194  *  - GPIO35 is input FFCTS
195  *  - GPIO36 is input FFDCD
196  *  - GPIO37 is input FFDSR
197  *  - GPIO38 is input FFRI
198  *  - GPIO39 is output FFTXD
199  *  - GPIO40 is output FFDTR
200  *  - GPIO41 is output FFRTS
201  * - BTUART is in use
202  *  - GPIO42 is input BTRXD
203  *  - GPIO43 is output BTTXD
204  *  - GPIO44 is input BTCTS
205  *  - GPIO45 is output BTRTS
206  * - IRUART is in use
207  *  - GPIO46 is input STDRXD
208  *  - GPIO47 is output STDTXD
209  * - AC97 is in use*)
210  *  - GPIO28 is input AC97CLK
211  *  - GPIO29 is input AC97DatIn
212  *  - GPIO30 is output AC97DatO
213  *  - GPIO31 is output AC97SYNC
214  *  - GPIO113 is output AC97_RESET
215  * - SSP is in use
216  *  - GPIO23 is output SSPSCLK
217  *  - GPIO24 is output chip select to Max7301
218  *  - GPIO25 is output SSPTXD
219  *  - GPIO26 is input SSPRXD
220  *  - GPIO27 is input for Max7301 IRQ
221  *  - GPIO53 is input SSPSYSCLK
222  * - SSP3 is in use
223  *  - GPIO81 is output SSPTXD3
224  *  - GPIO82 is input SSPRXD3
225  *  - GPIO83 is output SSPSFRM
226  *  - GPIO84 is output SSPCLK3
229  * GPIO1 -> IRQ from user switch
230  * GPIO9 -> IRQ from power management
231  * GPIO10 -> IRQ from WML9712 AC97 controller
232  * GPIO11 -> IRQ from IDE controller
233  * GPIO12 -> IRQ from CF controller
234  * GPIO13 -> IRQ from CF controller
235  * GPIO14 -> GPIO free
236  * GPIO15 -> /CS1 selects baseboard's Control CPLD (U7, 16 bit wide data path)
237  * GPIO19 -> GPIO free
238  * GPIO20 -> /SDCS2
239  * GPIO21 -> /CS3 PC card socket select
240  * GPIO33 -> /CS5  network controller select
241  * GPIO78 -> /CS2  (16 bit wide data path)
242  * GPIO80 -> /CS4  (16 bit wide data path)
243  * GPIO86 -> GPIO free
244  * GPIO87 -> GPIO free
245  * GPIO90 -> LED0 on CPU module
246  * GPIO91 -> LED1 on CPI module
247  * GPIO117 -> SCL
248  * GPIO118 -> SDA
255 	int pcm990_irq = (d->irq - PCM027_IRQ(0));  in pcm990_mask_ack_irq()
264 	int pcm990_irq = (d->irq - PCM027_IRQ(0));  in pcm990_unmask_irq()
293 		desc->irq_data.chip->irq_ack(&desc->irq_data);  in pcm990_irq_handler()
328 			     "MMC card detect", data);  in pcm990_mci_init()
330 		printk(KERN_ERR "pcm990_mci_init: MMC/SD: can't request MMC "  in pcm990_mci_init()
338 	struct pxamci_platform_data *p_d = dev->platform_data;  in pcm990_mci_setpower()
343 	if ((1 << vdd) & p_d->ocr_mask)  in pcm990_mci_setpower()
398 	/* MMC */  in pcm990_baseboard_init()
407 	printk(KERN_INFO "PCM-990 Evaluation baseboard initialized\n");  in pcm990_baseboard_init()