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1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * arch/arm/mach-pxa/colibri-pxa320.c
4 *
5 * Support for Toradex PXA320/310 based Colibri module
6 *
7 * Daniel Mack <daniel@caiaq.de>
8 * Matthias Meier <matthias.j.meier@gmx.net>
9 */
10
11#include <linux/init.h>
12#include <linux/kernel.h>
13#include <linux/platform_device.h>
14#include <linux/gpio/machine.h>
15#include <linux/gpio.h>
16#include <linux/interrupt.h>
17
18#include <asm/mach-types.h>
19#include <linux/sizes.h>
20#include <asm/mach/arch.h>
21#include <asm/mach/irq.h>
22
23#include "pxa320.h"
24#include "colibri.h"
25#include <linux/platform_data/video-pxafb.h>
26#include <linux/platform_data/usb-ohci-pxa27x.h>
27#include <linux/platform_data/asoc-pxa.h>
28#include "pxa27x-udc.h"
29#include "udc.h"
30
31#include "generic.h"
32#include "devices.h"
33
34#ifdef CONFIG_MACH_COLIBRI_EVALBOARD
35static mfp_cfg_t colibri_pxa320_evalboard_pin_config[] __initdata = {
36 /* MMC */
37 GPIO22_MMC1_CLK,
38 GPIO23_MMC1_CMD,
39 GPIO18_MMC1_DAT0,
40 GPIO19_MMC1_DAT1,
41 GPIO20_MMC1_DAT2,
42 GPIO21_MMC1_DAT3,
43 GPIO28_GPIO, /* SD detect */
44
45 /* UART 1 configuration (may be set by bootloader) */
46 GPIO99_UART1_CTS,
47 GPIO104_UART1_RTS,
48 GPIO97_UART1_RXD,
49 GPIO98_UART1_TXD,
50 GPIO101_UART1_DTR,
51 GPIO103_UART1_DSR,
52 GPIO100_UART1_DCD,
53 GPIO102_UART1_RI,
54
55 /* UART 2 configuration */
56 GPIO109_UART2_CTS,
57 GPIO112_UART2_RTS,
58 GPIO110_UART2_RXD,
59 GPIO111_UART2_TXD,
60
61 /* UART 3 configuration */
62 GPIO30_UART3_RXD,
63 GPIO31_UART3_TXD,
64
65 /* UHC */
66 GPIO2_2_USBH_PEN,
67 GPIO3_2_USBH_PWR,
68
69 /* I2C */
70 GPIO32_I2C_SCL,
71 GPIO33_I2C_SDA,
72
73 /* PCMCIA */
74 MFP_CFG(GPIO59, AF7), /* PRST ; AF7 to tristate */
75 MFP_CFG(GPIO61, AF7), /* PCE1 ; AF7 to tristate */
76 MFP_CFG(GPIO60, AF7), /* PCE2 ; AF7 to tristate */
77 MFP_CFG(GPIO62, AF7), /* PCD ; AF7 to tristate */
78 MFP_CFG(GPIO56, AF7), /* PSKTSEL ; AF7 to tristate */
79 GPIO27_GPIO, /* RDnWR ; input/tristate */
80 GPIO50_GPIO, /* PREG ; input/tristate */
81 GPIO2_RDY,
82 GPIO5_NPIOR,
83 GPIO6_NPIOW,
84 GPIO7_NPIOS16,
85 GPIO8_NPWAIT,
86 GPIO29_GPIO, /* PRDY (READY GPIO) */
87 GPIO57_GPIO, /* PPEN (POWER GPIO) */
88 GPIO81_GPIO, /* PCD (DETECT GPIO) */
89 GPIO77_GPIO, /* PRST (RESET GPIO) */
90 GPIO53_GPIO, /* PBVD1 */
91 GPIO79_GPIO, /* PBVD2 */
92 GPIO54_GPIO, /* POE */
93};
94#else
95static mfp_cfg_t colibri_pxa320_evalboard_pin_config[] __initdata = {};
96#endif
97
98#if defined(CONFIG_AX88796)
99#define COLIBRI_ETH_IRQ_GPIO mfp_to_gpio(GPIO36_GPIO)
100/*
101 * Asix AX88796 Ethernet
102 */
103static struct ax_plat_data colibri_asix_platdata = {
104 .flags = 0, /* defined later */
105 .wordlength = 2,
106};
107
108static struct resource colibri_asix_resource[] = {
109 [0] = {
110 .start = PXA3xx_CS2_PHYS,
111 .end = PXA3xx_CS2_PHYS + (0x20 * 2) - 1,
112 .flags = IORESOURCE_MEM,
113 },
114 [1] = {
115 .start = PXA_GPIO_TO_IRQ(COLIBRI_ETH_IRQ_GPIO),
116 .end = PXA_GPIO_TO_IRQ(COLIBRI_ETH_IRQ_GPIO),
117 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_FALLING,
118 }
119};
120
121static struct platform_device asix_device = {
122 .name = "ax88796",
123 .id = 0,
124 .num_resources = ARRAY_SIZE(colibri_asix_resource),
125 .resource = colibri_asix_resource,
126 .dev = {
127 .platform_data = &colibri_asix_platdata
128 }
129};
130
131static mfp_cfg_t colibri_pxa320_eth_pin_config[] __initdata = {
132 GPIO3_nCS2, /* AX88796 chip select */
133 GPIO36_GPIO | MFP_PULL_HIGH /* AX88796 IRQ */
134};
135
136static void __init colibri_pxa320_init_eth(void)
137{
138 colibri_pxa3xx_init_eth(&colibri_asix_platdata);
139 pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_eth_pin_config));
140 platform_device_register(&asix_device);
141}
142#else
143static inline void __init colibri_pxa320_init_eth(void) {}
144#endif /* CONFIG_AX88796 */
145
146#if defined(CONFIG_USB_PXA27X)||defined(CONFIG_USB_PXA27X_MODULE)
147static struct gpiod_lookup_table gpio_vbus_gpiod_table = {
148 .dev_id = "gpio-vbus",
149 .table = {
150 GPIO_LOOKUP("gpio-pxa", MFP_PIN_GPIO96,
151 "vbus", GPIO_ACTIVE_HIGH),
152 { },
153 },
154};
155
156static struct platform_device colibri_pxa320_gpio_vbus = {
157 .name = "gpio-vbus",
158 .id = -1,
159};
160
161static void colibri_pxa320_udc_command(int cmd)
162{
163 if (cmd == PXA2XX_UDC_CMD_CONNECT)
164 UP2OCR = UP2OCR_HXOE | UP2OCR_DPPUE;
165 else if (cmd == PXA2XX_UDC_CMD_DISCONNECT)
166 UP2OCR = UP2OCR_HXOE;
167}
168
169static struct pxa2xx_udc_mach_info colibri_pxa320_udc_info __initdata = {
170 .udc_command = colibri_pxa320_udc_command,
171 .gpio_pullup = -1,
172};
173
174static void __init colibri_pxa320_init_udc(void)
175{
176 pxa_set_udc_info(&colibri_pxa320_udc_info);
177 gpiod_add_lookup_table(&gpio_vbus_gpiod_table);
178 platform_device_register(&colibri_pxa320_gpio_vbus);
179}
180#else
181static inline void colibri_pxa320_init_udc(void) {}
182#endif
183
184#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
185static mfp_cfg_t colibri_pxa320_lcd_pin_config[] __initdata = {
186 GPIO6_2_LCD_LDD_0,
187 GPIO7_2_LCD_LDD_1,
188 GPIO8_2_LCD_LDD_2,
189 GPIO9_2_LCD_LDD_3,
190 GPIO10_2_LCD_LDD_4,
191 GPIO11_2_LCD_LDD_5,
192 GPIO12_2_LCD_LDD_6,
193 GPIO13_2_LCD_LDD_7,
194 GPIO63_LCD_LDD_8,
195 GPIO64_LCD_LDD_9,
196 GPIO65_LCD_LDD_10,
197 GPIO66_LCD_LDD_11,
198 GPIO67_LCD_LDD_12,
199 GPIO68_LCD_LDD_13,
200 GPIO69_LCD_LDD_14,
201 GPIO70_LCD_LDD_15,
202 GPIO71_LCD_LDD_16,
203 GPIO72_LCD_LDD_17,
204 GPIO73_LCD_CS_N,
205 GPIO74_LCD_VSYNC,
206 GPIO14_2_LCD_FCLK,
207 GPIO15_2_LCD_LCLK,
208 GPIO16_2_LCD_PCLK,
209 GPIO17_2_LCD_BIAS,
210};
211
212static void __init colibri_pxa320_init_lcd(void)
213{
214 pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_lcd_pin_config));
215}
216#else
217static inline void colibri_pxa320_init_lcd(void) {}
218#endif
219
220#if defined(CONFIG_SND_AC97_CODEC) || \
221 defined(CONFIG_SND_AC97_CODEC_MODULE)
222static mfp_cfg_t colibri_pxa320_ac97_pin_config[] __initdata = {
223 GPIO34_AC97_SYSCLK,
224 GPIO35_AC97_SDATA_IN_0,
225 GPIO37_AC97_SDATA_OUT,
226 GPIO38_AC97_SYNC,
227 GPIO39_AC97_BITCLK,
228 GPIO40_AC97_nACRESET
229};
230
231static inline void __init colibri_pxa320_init_ac97(void)
232{
233 pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_ac97_pin_config));
234 pxa_set_ac97_info(NULL);
235}
236#else
237static inline void colibri_pxa320_init_ac97(void) {}
238#endif
239
240void __init colibri_pxa320_init(void)
241{
242 colibri_pxa320_init_eth();
243 colibri_pxa3xx_init_nand();
244 colibri_pxa320_init_lcd();
245 colibri_pxa3xx_init_lcd(mfp_to_gpio(GPIO49_GPIO));
246 colibri_pxa320_init_ac97();
247 colibri_pxa320_init_udc();
248
249 /* Evalboard init */
250 pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_evalboard_pin_config));
251 colibri_evalboard_init();
252}
253
254MACHINE_START(COLIBRI320, "Toradex Colibri PXA320")
255 .atag_offset = 0x100,
256 .init_machine = colibri_pxa320_init,
257 .map_io = pxa3xx_map_io,
258 .nr_irqs = PXA_NR_IRQS,
259 .init_irq = pxa3xx_init_irq,
260 .handle_irq = pxa3xx_handle_irq,
261 .init_time = pxa_timer_init,
262 .restart = pxa_restart,
263MACHINE_END
264
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * arch/arm/mach-pxa/colibri-pxa320.c
4 *
5 * Support for Toradex PXA320/310 based Colibri module
6 *
7 * Daniel Mack <daniel@caiaq.de>
8 * Matthias Meier <matthias.j.meier@gmx.net>
9 */
10
11#include <linux/init.h>
12#include <linux/kernel.h>
13#include <linux/platform_device.h>
14#include <linux/gpio/machine.h>
15#include <linux/gpio.h>
16#include <linux/interrupt.h>
17
18#include <asm/mach-types.h>
19#include <linux/sizes.h>
20#include <asm/mach/arch.h>
21#include <asm/mach/irq.h>
22
23#include "pxa320.h"
24#include "colibri.h"
25#include <linux/platform_data/video-pxafb.h>
26#include <linux/platform_data/usb-ohci-pxa27x.h>
27#include <mach/audio.h>
28#include "pxa27x-udc.h"
29#include "udc.h"
30
31#include "generic.h"
32#include "devices.h"
33
34#ifdef CONFIG_MACH_COLIBRI_EVALBOARD
35static mfp_cfg_t colibri_pxa320_evalboard_pin_config[] __initdata = {
36 /* MMC */
37 GPIO22_MMC1_CLK,
38 GPIO23_MMC1_CMD,
39 GPIO18_MMC1_DAT0,
40 GPIO19_MMC1_DAT1,
41 GPIO20_MMC1_DAT2,
42 GPIO21_MMC1_DAT3,
43 GPIO28_GPIO, /* SD detect */
44
45 /* UART 1 configuration (may be set by bootloader) */
46 GPIO99_UART1_CTS,
47 GPIO104_UART1_RTS,
48 GPIO97_UART1_RXD,
49 GPIO98_UART1_TXD,
50 GPIO101_UART1_DTR,
51 GPIO103_UART1_DSR,
52 GPIO100_UART1_DCD,
53 GPIO102_UART1_RI,
54
55 /* UART 2 configuration */
56 GPIO109_UART2_CTS,
57 GPIO112_UART2_RTS,
58 GPIO110_UART2_RXD,
59 GPIO111_UART2_TXD,
60
61 /* UART 3 configuration */
62 GPIO30_UART3_RXD,
63 GPIO31_UART3_TXD,
64
65 /* UHC */
66 GPIO2_2_USBH_PEN,
67 GPIO3_2_USBH_PWR,
68
69 /* I2C */
70 GPIO32_I2C_SCL,
71 GPIO33_I2C_SDA,
72
73 /* PCMCIA */
74 MFP_CFG(GPIO59, AF7), /* PRST ; AF7 to tristate */
75 MFP_CFG(GPIO61, AF7), /* PCE1 ; AF7 to tristate */
76 MFP_CFG(GPIO60, AF7), /* PCE2 ; AF7 to tristate */
77 MFP_CFG(GPIO62, AF7), /* PCD ; AF7 to tristate */
78 MFP_CFG(GPIO56, AF7), /* PSKTSEL ; AF7 to tristate */
79 GPIO27_GPIO, /* RDnWR ; input/tristate */
80 GPIO50_GPIO, /* PREG ; input/tristate */
81 GPIO2_RDY,
82 GPIO5_NPIOR,
83 GPIO6_NPIOW,
84 GPIO7_NPIOS16,
85 GPIO8_NPWAIT,
86 GPIO29_GPIO, /* PRDY (READY GPIO) */
87 GPIO57_GPIO, /* PPEN (POWER GPIO) */
88 GPIO81_GPIO, /* PCD (DETECT GPIO) */
89 GPIO77_GPIO, /* PRST (RESET GPIO) */
90 GPIO53_GPIO, /* PBVD1 */
91 GPIO79_GPIO, /* PBVD2 */
92 GPIO54_GPIO, /* POE */
93};
94#else
95static mfp_cfg_t colibri_pxa320_evalboard_pin_config[] __initdata = {};
96#endif
97
98#if defined(CONFIG_AX88796)
99#define COLIBRI_ETH_IRQ_GPIO mfp_to_gpio(GPIO36_GPIO)
100/*
101 * Asix AX88796 Ethernet
102 */
103static struct ax_plat_data colibri_asix_platdata = {
104 .flags = 0, /* defined later */
105 .wordlength = 2,
106};
107
108static struct resource colibri_asix_resource[] = {
109 [0] = {
110 .start = PXA3xx_CS2_PHYS,
111 .end = PXA3xx_CS2_PHYS + (0x20 * 2) - 1,
112 .flags = IORESOURCE_MEM,
113 },
114 [1] = {
115 .start = PXA_GPIO_TO_IRQ(COLIBRI_ETH_IRQ_GPIO),
116 .end = PXA_GPIO_TO_IRQ(COLIBRI_ETH_IRQ_GPIO),
117 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_FALLING,
118 }
119};
120
121static struct platform_device asix_device = {
122 .name = "ax88796",
123 .id = 0,
124 .num_resources = ARRAY_SIZE(colibri_asix_resource),
125 .resource = colibri_asix_resource,
126 .dev = {
127 .platform_data = &colibri_asix_platdata
128 }
129};
130
131static mfp_cfg_t colibri_pxa320_eth_pin_config[] __initdata = {
132 GPIO3_nCS2, /* AX88796 chip select */
133 GPIO36_GPIO | MFP_PULL_HIGH /* AX88796 IRQ */
134};
135
136static void __init colibri_pxa320_init_eth(void)
137{
138 colibri_pxa3xx_init_eth(&colibri_asix_platdata);
139 pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_eth_pin_config));
140 platform_device_register(&asix_device);
141}
142#else
143static inline void __init colibri_pxa320_init_eth(void) {}
144#endif /* CONFIG_AX88796 */
145
146#if defined(CONFIG_USB_PXA27X)||defined(CONFIG_USB_PXA27X_MODULE)
147static struct gpiod_lookup_table gpio_vbus_gpiod_table = {
148 .dev_id = "gpio-vbus",
149 .table = {
150 GPIO_LOOKUP("gpio-pxa", MFP_PIN_GPIO96,
151 "vbus", GPIO_ACTIVE_HIGH),
152 { },
153 },
154};
155
156static struct platform_device colibri_pxa320_gpio_vbus = {
157 .name = "gpio-vbus",
158 .id = -1,
159};
160
161static void colibri_pxa320_udc_command(int cmd)
162{
163 if (cmd == PXA2XX_UDC_CMD_CONNECT)
164 UP2OCR = UP2OCR_HXOE | UP2OCR_DPPUE;
165 else if (cmd == PXA2XX_UDC_CMD_DISCONNECT)
166 UP2OCR = UP2OCR_HXOE;
167}
168
169static struct pxa2xx_udc_mach_info colibri_pxa320_udc_info __initdata = {
170 .udc_command = colibri_pxa320_udc_command,
171 .gpio_pullup = -1,
172};
173
174static void __init colibri_pxa320_init_udc(void)
175{
176 pxa_set_udc_info(&colibri_pxa320_udc_info);
177 gpiod_add_lookup_table(&gpio_vbus_gpiod_table);
178 platform_device_register(&colibri_pxa320_gpio_vbus);
179}
180#else
181static inline void colibri_pxa320_init_udc(void) {}
182#endif
183
184#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
185static mfp_cfg_t colibri_pxa320_lcd_pin_config[] __initdata = {
186 GPIO6_2_LCD_LDD_0,
187 GPIO7_2_LCD_LDD_1,
188 GPIO8_2_LCD_LDD_2,
189 GPIO9_2_LCD_LDD_3,
190 GPIO10_2_LCD_LDD_4,
191 GPIO11_2_LCD_LDD_5,
192 GPIO12_2_LCD_LDD_6,
193 GPIO13_2_LCD_LDD_7,
194 GPIO63_LCD_LDD_8,
195 GPIO64_LCD_LDD_9,
196 GPIO65_LCD_LDD_10,
197 GPIO66_LCD_LDD_11,
198 GPIO67_LCD_LDD_12,
199 GPIO68_LCD_LDD_13,
200 GPIO69_LCD_LDD_14,
201 GPIO70_LCD_LDD_15,
202 GPIO71_LCD_LDD_16,
203 GPIO72_LCD_LDD_17,
204 GPIO73_LCD_CS_N,
205 GPIO74_LCD_VSYNC,
206 GPIO14_2_LCD_FCLK,
207 GPIO15_2_LCD_LCLK,
208 GPIO16_2_LCD_PCLK,
209 GPIO17_2_LCD_BIAS,
210};
211
212static void __init colibri_pxa320_init_lcd(void)
213{
214 pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_lcd_pin_config));
215}
216#else
217static inline void colibri_pxa320_init_lcd(void) {}
218#endif
219
220#if defined(CONFIG_SND_AC97_CODEC) || \
221 defined(CONFIG_SND_AC97_CODEC_MODULE)
222static mfp_cfg_t colibri_pxa320_ac97_pin_config[] __initdata = {
223 GPIO34_AC97_SYSCLK,
224 GPIO35_AC97_SDATA_IN_0,
225 GPIO37_AC97_SDATA_OUT,
226 GPIO38_AC97_SYNC,
227 GPIO39_AC97_BITCLK,
228 GPIO40_AC97_nACRESET
229};
230
231static inline void __init colibri_pxa320_init_ac97(void)
232{
233 pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_ac97_pin_config));
234 pxa_set_ac97_info(NULL);
235}
236#else
237static inline void colibri_pxa320_init_ac97(void) {}
238#endif
239
240void __init colibri_pxa320_init(void)
241{
242 colibri_pxa320_init_eth();
243 colibri_pxa3xx_init_nand();
244 colibri_pxa320_init_lcd();
245 colibri_pxa3xx_init_lcd(mfp_to_gpio(GPIO49_GPIO));
246 colibri_pxa320_init_ac97();
247 colibri_pxa320_init_udc();
248
249 /* Evalboard init */
250 pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_evalboard_pin_config));
251 colibri_evalboard_init();
252}
253
254MACHINE_START(COLIBRI320, "Toradex Colibri PXA320")
255 .atag_offset = 0x100,
256 .init_machine = colibri_pxa320_init,
257 .map_io = pxa3xx_map_io,
258 .nr_irqs = PXA_NR_IRQS,
259 .init_irq = pxa3xx_init_irq,
260 .handle_irq = pxa3xx_handle_irq,
261 .init_time = pxa_timer_init,
262 .restart = pxa_restart,
263MACHINE_END
264