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-rw-r--r--arch/arm/plat-omap/Kconfig8
-rw-r--r--arch/arm/plat-omap/Makefile3
-rw-r--r--arch/arm/plat-omap/common.c8
-rw-r--r--arch/arm/plat-omap/devices.c70
-rw-r--r--arch/arm/plat-omap/dmtimer.c2
-rw-r--r--arch/arm/plat-omap/fb.c72
-rw-r--r--arch/arm/plat-omap/sram.c77
-rw-r--r--arch/arm/plat-omap/usb.c199
8 files changed, 345 insertions, 94 deletions
diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig
index ce8bc3304e19..a347fb5946c7 100644
--- a/arch/arm/plat-omap/Kconfig
+++ b/arch/arm/plat-omap/Kconfig
@@ -62,6 +62,14 @@ config OMAP_MUX_WARNINGS
62 to change the pin multiplexing setup. When there are no warnings 62 to change the pin multiplexing setup. When there are no warnings
63 printed, it's safe to deselect OMAP_MUX for your product. 63 printed, it's safe to deselect OMAP_MUX for your product.
64 64
65config OMAP_MCBSP
66 bool "McBSP support"
67 depends on ARCH_OMAP
68 default y
69 help
70 Say Y here if you want support for the OMAP Multichannel
71 Buffered Serial Port.
72
65choice 73choice
66 prompt "System timer" 74 prompt "System timer"
67 default OMAP_MPU_TIMER 75 default OMAP_MPU_TIMER
diff --git a/arch/arm/plat-omap/Makefile b/arch/arm/plat-omap/Makefile
index 4ce277d3485a..41a3c1cf3bd4 100644
--- a/arch/arm/plat-omap/Makefile
+++ b/arch/arm/plat-omap/Makefile
@@ -3,7 +3,8 @@
3# 3#
4 4
5# Common support 5# Common support
6obj-y := common.o sram.o sram-fn.o clock.o devices.o dma.o mux.o gpio.o mcbsp.o usb.o fb.o 6obj-y := common.o sram.o sram-fn.o clock.o devices.o dma.o mux.o gpio.o \
7 usb.o fb.o
7obj-m := 8obj-m :=
8obj-n := 9obj-n :=
9obj- := 10obj- :=
diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c
index 57b7b93674a4..ffb94aa164ad 100644
--- a/arch/arm/plat-omap/common.c
+++ b/arch/arm/plat-omap/common.c
@@ -93,8 +93,12 @@ static const void *get_config(u16 tag, size_t len, int skip, size_t *len_out)
93 * in the kernel. */ 93 * in the kernel. */
94 for (i = 0; i < omap_board_config_size; i++) { 94 for (i = 0; i < omap_board_config_size; i++) {
95 if (omap_board_config[i].tag == tag) { 95 if (omap_board_config[i].tag == tag) {
96 kinfo = &omap_board_config[i]; 96 if (skip == 0) {
97 break; 97 kinfo = &omap_board_config[i];
98 break;
99 } else {
100 skip--;
101 }
98 } 102 }
99 } 103 }
100 if (kinfo == NULL) 104 if (kinfo == NULL)
diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c
index eeb33fed6f7c..2fac7d3f2af3 100644
--- a/arch/arm/plat-omap/devices.c
+++ b/arch/arm/plat-omap/devices.c
@@ -25,7 +25,71 @@
25#include <asm/arch/gpio.h> 25#include <asm/arch/gpio.h>
26#include <asm/arch/menelaus.h> 26#include <asm/arch/menelaus.h>
27 27
28#if defined(CONFIG_I2C_OMAP) || defined(CONFIG_I2C_OMAP_MODULE) 28#if defined(CONFIG_OMAP_DSP) || defined(CONFIG_OMAP_DSP_MODULE)
29
30#include "../plat-omap/dsp/dsp_common.h"
31
32static struct dsp_platform_data dsp_pdata = {
33 .kdev_list = LIST_HEAD_INIT(dsp_pdata.kdev_list),
34};
35
36static struct resource omap_dsp_resources[] = {
37 {
38 .name = "dsp_mmu",
39 .start = -1,
40 .flags = IORESOURCE_IRQ,
41 },
42};
43
44static struct platform_device omap_dsp_device = {
45 .name = "dsp",
46 .id = -1,
47 .num_resources = ARRAY_SIZE(omap_dsp_resources),
48 .resource = omap_dsp_resources,
49 .dev = {
50 .platform_data = &dsp_pdata,
51 },
52};
53
54static inline void omap_init_dsp(void)
55{
56 struct resource *res;
57 int irq;
58
59 if (cpu_is_omap15xx())
60 irq = INT_1510_DSP_MMU;
61 else if (cpu_is_omap16xx())
62 irq = INT_1610_DSP_MMU;
63 else if (cpu_is_omap24xx())
64 irq = INT_24XX_DSP_MMU;
65
66 res = platform_get_resource_byname(&omap_dsp_device,
67 IORESOURCE_IRQ, "dsp_mmu");
68 res->start = irq;
69
70 platform_device_register(&omap_dsp_device);
71}
72
73int dsp_kfunc_device_register(struct dsp_kfunc_device *kdev)
74{
75 static DEFINE_MUTEX(dsp_pdata_lock);
76
77 mutex_init(&kdev->lock);
78
79 mutex_lock(&dsp_pdata_lock);
80 list_add_tail(&kdev->entry, &dsp_pdata.kdev_list);
81 mutex_unlock(&dsp_pdata_lock);
82
83 return 0;
84}
85EXPORT_SYMBOL(dsp_kfunc_device_register);
86
87#else
88static inline void omap_init_dsp(void) { }
89#endif /* CONFIG_OMAP_DSP */
90
91/*-------------------------------------------------------------------------*/
92#if defined(CONFIG_I2C_OMAP) || defined(CONFIG_I2C_OMAP_MODULE)
29 93
30#define OMAP1_I2C_BASE 0xfffb3800 94#define OMAP1_I2C_BASE 0xfffb3800
31#define OMAP2_I2C_BASE1 0x48070000 95#define OMAP2_I2C_BASE1 0x48070000
@@ -376,7 +440,7 @@ static inline void omap_init_wdt(void) {}
376 440
377/*-------------------------------------------------------------------------*/ 441/*-------------------------------------------------------------------------*/
378 442
379#if defined(CONFIG_OMAP_RNG) || defined(CONFIG_OMAP_RNG_MODULE) 443#if defined(CONFIG_HW_RANDOM_OMAP) || defined(CONFIG_HW_RANDOM_OMAP_MODULE)
380 444
381#ifdef CONFIG_ARCH_OMAP24XX 445#ifdef CONFIG_ARCH_OMAP24XX
382#define OMAP_RNG_BASE 0x480A0000 446#define OMAP_RNG_BASE 0x480A0000
@@ -436,6 +500,7 @@ static int __init omap_init_devices(void)
436 /* please keep these calls, and their implementations above, 500 /* please keep these calls, and their implementations above,
437 * in alphabetical order so they're easier to sort through. 501 * in alphabetical order so they're easier to sort through.
438 */ 502 */
503 omap_init_dsp();
439 omap_init_i2c(); 504 omap_init_i2c();
440 omap_init_kp(); 505 omap_init_kp();
441 omap_init_mmc(); 506 omap_init_mmc();
@@ -446,4 +511,3 @@ static int __init omap_init_devices(void)
446 return 0; 511 return 0;
447} 512}
448arch_initcall(omap_init_devices); 513arch_initcall(omap_init_devices);
449
diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c
index 659619f235ca..36073dfaa4db 100644
--- a/arch/arm/plat-omap/dmtimer.c
+++ b/arch/arm/plat-omap/dmtimer.c
@@ -372,7 +372,7 @@ void omap_dm_timer_set_source(struct omap_dm_timer *timer, int source)
372 372
373 /* When the functional clock disappears, too quick writes seem to 373 /* When the functional clock disappears, too quick writes seem to
374 * cause an abort. */ 374 * cause an abort. */
375 __delay(15000); 375 __delay(150000);
376} 376}
377 377
378#endif 378#endif
diff --git a/arch/arm/plat-omap/fb.c b/arch/arm/plat-omap/fb.c
index 91ebdafcca39..a302d9194f57 100644
--- a/arch/arm/plat-omap/fb.c
+++ b/arch/arm/plat-omap/fb.c
@@ -1,3 +1,26 @@
1/*
2 * File: arch/arm/plat-omap/fb.c
3 *
4 * Framebuffer device registration for TI OMAP platforms
5 *
6 * Copyright (C) 2006 Nokia Corporation
7 * Author: Imre Deak <imre.deak@nokia.com>
8 *
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License as published by the
11 * Free Software Foundation; either version 2 of the License, or (at your
12 * option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful, but
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License along
20 * with this program; if not, write to the Free Software Foundation, Inc.,
21 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 */
23
1#include <linux/module.h> 24#include <linux/module.h>
2#include <linux/kernel.h> 25#include <linux/kernel.h>
3#include <linux/init.h> 26#include <linux/init.h>
@@ -34,25 +57,42 @@ static struct platform_device omap_fb_device = {
34void omapfb_reserve_mem(void) 57void omapfb_reserve_mem(void)
35{ 58{
36 const struct omap_fbmem_config *fbmem_conf; 59 const struct omap_fbmem_config *fbmem_conf;
60 unsigned long total_size;
61 int i;
62
63 if (!omap_fb_sram_valid) {
64 /* FBMEM SRAM configuration was already found to be invalid.
65 * Ignore the whole configuration block. */
66 omapfb_config.mem_desc.region_cnt = 0;
67 return;
68 }
69
70 i = 0;
71 total_size = 0;
72 while ((fbmem_conf = omap_get_nr_config(OMAP_TAG_FBMEM,
73 struct omap_fbmem_config, i)) != NULL) {
74 unsigned long start;
75 unsigned long size;
37 76
38 omapfb_config.fbmem.fb_sram_start = omap_fb_sram_start; 77 if (i == OMAPFB_PLANE_NUM) {
39 omapfb_config.fbmem.fb_sram_size = omap_fb_sram_size; 78 printk(KERN_ERR "ignoring extra plane info\n");
40 79 break;
41 fbmem_conf = omap_get_config(OMAP_TAG_FBMEM, struct omap_fbmem_config);
42
43 if (fbmem_conf != NULL) {
44 /* indicate that the bootloader already initialized the
45 * fb device, so we'll skip that part in the fb driver
46 */
47 omapfb_config.fbmem.fb_sdram_start = fbmem_conf->fb_sdram_start;
48 omapfb_config.fbmem.fb_sdram_size = fbmem_conf->fb_sdram_size;
49 if (fbmem_conf->fb_sdram_size) {
50 pr_info("Reserving %u bytes SDRAM for frame buffer\n",
51 fbmem_conf->fb_sdram_size);
52 reserve_bootmem(fbmem_conf->fb_sdram_start,
53 fbmem_conf->fb_sdram_size);
54 } 80 }
81 start = fbmem_conf->start;
82 size = fbmem_conf->size;
83 omapfb_config.mem_desc.region[i].paddr = start;
84 omapfb_config.mem_desc.region[i].size = size;
85 if (omap_fb_sram_plane != i && start) {
86 reserve_bootmem(start, size);
87 total_size += size;
88 }
89 i++;
55 } 90 }
91 omapfb_config.mem_desc.region_cnt = i;
92 if (total_size)
93 pr_info("Reserving %lu bytes SDRAM for frame buffer\n",
94 total_size);
95
56} 96}
57 97
58void omapfb_set_ctrl_platform_data(void *data) 98void omapfb_set_ctrl_platform_data(void *data)
diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c
index 19014b2ff4c6..7e5f8877e051 100644
--- a/arch/arm/plat-omap/sram.c
+++ b/arch/arm/plat-omap/sram.c
@@ -46,12 +46,13 @@
46 46
47#define ROUND_DOWN(value,boundary) ((value) & (~((boundary)-1))) 47#define ROUND_DOWN(value,boundary) ((value) & (~((boundary)-1)))
48 48
49static unsigned long omap_sram_start;
49static unsigned long omap_sram_base; 50static unsigned long omap_sram_base;
50static unsigned long omap_sram_size; 51static unsigned long omap_sram_size;
51static unsigned long omap_sram_ceil; 52static unsigned long omap_sram_ceil;
52 53
53unsigned long omap_fb_sram_start; 54int omap_fb_sram_plane = -1;
54unsigned long omap_fb_sram_size; 55int omap_fb_sram_valid;
55 56
56/* Depending on the target RAMFS firewall setup, the public usable amount of 57/* Depending on the target RAMFS firewall setup, the public usable amount of
57 * SRAM varies. The default accessable size for all device types is 2k. A GP 58 * SRAM varies. The default accessable size for all device types is 2k. A GP
@@ -77,30 +78,43 @@ static int is_sram_locked(void)
77 return 1; /* assume locked with no PPA or security driver */ 78 return 1; /* assume locked with no PPA or security driver */
78} 79}
79 80
80void get_fb_sram_conf(unsigned long start_avail, unsigned size_avail, 81static int get_fb_sram_conf(unsigned long start_avail, unsigned size_avail,
81 unsigned long *start, unsigned long *size) 82 unsigned long *start, int *plane_idx)
82{ 83{
83 const struct omap_fbmem_config *fbmem_conf; 84 const struct omap_fbmem_config *fbmem_conf;
84 85 unsigned long size = 0;
85 fbmem_conf = omap_get_config(OMAP_TAG_FBMEM, struct omap_fbmem_config); 86 int i;
86 if (fbmem_conf != NULL) { 87
87 *start = fbmem_conf->fb_sram_start; 88 i = 0;
88 *size = fbmem_conf->fb_sram_size; 89 *start = 0;
89 } else { 90 *plane_idx = -1;
90 *size = 0; 91 while ((fbmem_conf = omap_get_nr_config(OMAP_TAG_FBMEM,
91 *start = 0; 92 struct omap_fbmem_config, i)) != NULL) {
93 u32 paddr, end;
94
95 paddr = fbmem_conf->start;
96 end = fbmem_conf->start + fbmem_conf->size;
97 if (paddr > omap_sram_start &&
98 paddr < omap_sram_start + omap_sram_size) {
99 if (*plane_idx != -1 || paddr < start_avail ||
100 paddr == end ||
101 end > start_avail + size_avail) {
102 printk(KERN_ERR "invalid FB SRAM configuration");
103 *start = 0;
104 return -1;
105 }
106 *plane_idx = i;
107 *start = fbmem_conf->start;
108 size = fbmem_conf->size;
109 }
110 i++;
92 } 111 }
93 112
94 if (*size && ( 113 if (*plane_idx >= 0)
95 *start < start_avail || 114 pr_info("Reserving %lu bytes SRAM frame buffer "
96 *start + *size > start_avail + size_avail)) { 115 "for plane %d\n", size, *plane_idx);
97 printk(KERN_ERR "invalid FB SRAM configuration\n");
98 *start = start_avail;
99 *size = size_avail;
100 }
101 116
102 if (*size) 117 return 0;
103 pr_info("Reserving %lu bytes SRAM for frame buffer\n", *size);
104} 118}
105 119
106/* 120/*
@@ -111,16 +125,16 @@ void get_fb_sram_conf(unsigned long start_avail, unsigned size_avail,
111 */ 125 */
112void __init omap_detect_sram(void) 126void __init omap_detect_sram(void)
113{ 127{
114 unsigned long sram_start; 128 unsigned long fb_sram_start;
115 129
116 if (cpu_is_omap24xx()) { 130 if (cpu_is_omap24xx()) {
117 if (is_sram_locked()) { 131 if (is_sram_locked()) {
118 omap_sram_base = OMAP2_SRAM_PUB_VA; 132 omap_sram_base = OMAP2_SRAM_PUB_VA;
119 sram_start = OMAP2_SRAM_PUB_PA; 133 omap_sram_start = OMAP2_SRAM_PUB_PA;
120 omap_sram_size = 0x800; /* 2K */ 134 omap_sram_size = 0x800; /* 2K */
121 } else { 135 } else {
122 omap_sram_base = OMAP2_SRAM_VA; 136 omap_sram_base = OMAP2_SRAM_VA;
123 sram_start = OMAP2_SRAM_PA; 137 omap_sram_start = OMAP2_SRAM_PA;
124 if (cpu_is_omap242x()) 138 if (cpu_is_omap242x())
125 omap_sram_size = 0xa0000; /* 640K */ 139 omap_sram_size = 0xa0000; /* 640K */
126 else if (cpu_is_omap243x()) 140 else if (cpu_is_omap243x())
@@ -128,7 +142,7 @@ void __init omap_detect_sram(void)
128 } 142 }
129 } else { 143 } else {
130 omap_sram_base = OMAP1_SRAM_VA; 144 omap_sram_base = OMAP1_SRAM_VA;
131 sram_start = OMAP1_SRAM_PA; 145 omap_sram_start = OMAP1_SRAM_PA;
132 146
133 if (cpu_is_omap730()) 147 if (cpu_is_omap730())
134 omap_sram_size = 0x32000; /* 200K */ 148 omap_sram_size = 0x32000; /* 200K */
@@ -144,12 +158,13 @@ void __init omap_detect_sram(void)
144 omap_sram_size = 0x4000; 158 omap_sram_size = 0x4000;
145 } 159 }
146 } 160 }
147 get_fb_sram_conf(sram_start + SRAM_BOOTLOADER_SZ, 161 if (get_fb_sram_conf(omap_sram_start + SRAM_BOOTLOADER_SZ,
148 omap_sram_size - SRAM_BOOTLOADER_SZ, 162 omap_sram_size - SRAM_BOOTLOADER_SZ,
149 &omap_fb_sram_start, &omap_fb_sram_size); 163 &fb_sram_start, &omap_fb_sram_plane) == 0)
150 if (omap_fb_sram_size) 164 omap_fb_sram_valid = 1;
151 omap_sram_size -= sram_start + omap_sram_size - 165 if (omap_fb_sram_valid && omap_fb_sram_plane >= 0)
152 omap_fb_sram_start; 166 omap_sram_size -= omap_sram_start + omap_sram_size -
167 fb_sram_start;
153 omap_sram_ceil = omap_sram_base + omap_sram_size; 168 omap_sram_ceil = omap_sram_base + omap_sram_size;
154} 169}
155 170
diff --git a/arch/arm/plat-omap/usb.c b/arch/arm/plat-omap/usb.c
index 7e8096809be2..25489aafb113 100644
--- a/arch/arm/plat-omap/usb.c
+++ b/arch/arm/plat-omap/usb.c
@@ -37,9 +37,27 @@
37#include <asm/arch/usb.h> 37#include <asm/arch/usb.h>
38#include <asm/arch/board.h> 38#include <asm/arch/board.h>
39 39
40#ifdef CONFIG_ARCH_OMAP1
41
42#define INT_USB_IRQ_GEN IH2_BASE + 20
43#define INT_USB_IRQ_NISO IH2_BASE + 30
44#define INT_USB_IRQ_ISO IH2_BASE + 29
45#define INT_USB_IRQ_HGEN INT_USB_HHC_1
46#define INT_USB_IRQ_OTG IH2_BASE + 8
47
48#else
49
50#define INT_USB_IRQ_GEN INT_24XX_USB_IRQ_GEN
51#define INT_USB_IRQ_NISO INT_24XX_USB_IRQ_NISO
52#define INT_USB_IRQ_ISO INT_24XX_USB_IRQ_ISO
53#define INT_USB_IRQ_HGEN INT_24XX_USB_IRQ_HGEN
54#define INT_USB_IRQ_OTG INT_24XX_USB_IRQ_OTG
55
56#endif
57
58
40/* These routines should handle the standard chip-specific modes 59/* These routines should handle the standard chip-specific modes
41 * for usb0/1/2 ports, covering basic mux and transceiver setup. 60 * for usb0/1/2 ports, covering basic mux and transceiver setup.
42 * Call omap_usb_init() once, from INIT_MACHINE().
43 * 61 *
44 * Some board-*.c files will need to set up additional mux options, 62 * Some board-*.c files will need to set up additional mux options,
45 * like for suspend handling, vbus sensing, GPIOs, and the D+ pullup. 63 * like for suspend handling, vbus sensing, GPIOs, and the D+ pullup.
@@ -96,19 +114,26 @@ static u32 __init omap_usb0_init(unsigned nwires, unsigned is_device)
96{ 114{
97 u32 syscon1 = 0; 115 u32 syscon1 = 0;
98 116
117 if (cpu_is_omap24xx())
118 CONTROL_DEVCONF_REG &= ~USBT0WRMODEI(USB_BIDIR_TLL);
119
99 if (nwires == 0) { 120 if (nwires == 0) {
100 if (!cpu_is_omap15xx()) { 121 if (cpu_class_is_omap1() && !cpu_is_omap15xx()) {
101 /* pulldown D+/D- */ 122 /* pulldown D+/D- */
102 USB_TRANSCEIVER_CTRL_REG &= ~(3 << 1); 123 USB_TRANSCEIVER_CTRL_REG &= ~(3 << 1);
103 } 124 }
104 return 0; 125 return 0;
105 } 126 }
106 127
107 if (is_device) 128 if (is_device) {
108 omap_cfg_reg(W4_USB_PUEN); 129 if (cpu_is_omap24xx())
130 omap_cfg_reg(J20_24XX_USB0_PUEN);
131 else
132 omap_cfg_reg(W4_USB_PUEN);
133 }
109 134
110 /* internal transceiver */ 135 /* internal transceiver (unavailable on 17xx, 24xx) */
111 if (nwires == 2) { 136 if (!cpu_class_is_omap2() && nwires == 2) {
112 // omap_cfg_reg(P9_USB_DP); 137 // omap_cfg_reg(P9_USB_DP);
113 // omap_cfg_reg(R8_USB_DM); 138 // omap_cfg_reg(R8_USB_DM);
114 139
@@ -136,29 +161,50 @@ static u32 __init omap_usb0_init(unsigned nwires, unsigned is_device)
136 return 0; 161 return 0;
137 } 162 }
138 163
139 omap_cfg_reg(V6_USB0_TXD); 164 if (cpu_is_omap24xx()) {
140 omap_cfg_reg(W9_USB0_TXEN); 165 omap_cfg_reg(K18_24XX_USB0_DAT);
141 omap_cfg_reg(W5_USB0_SE0); 166 omap_cfg_reg(K19_24XX_USB0_TXEN);
167 omap_cfg_reg(J14_24XX_USB0_SE0);
168 if (nwires != 3)
169 omap_cfg_reg(J18_24XX_USB0_RCV);
170 } else {
171 omap_cfg_reg(V6_USB0_TXD);
172 omap_cfg_reg(W9_USB0_TXEN);
173 omap_cfg_reg(W5_USB0_SE0);
174 if (nwires != 3)
175 omap_cfg_reg(Y5_USB0_RCV);
176 }
142 177
143 /* NOTE: SPEED and SUSP aren't configured here */ 178 /* NOTE: SPEED and SUSP aren't configured here. OTG hosts
179 * may be able to use I2C requests to set those bits along
180 * with VBUS switching and overcurrent detction.
181 */
144 182
145 if (nwires != 3) 183 if (cpu_class_is_omap1() && nwires != 6)
146 omap_cfg_reg(Y5_USB0_RCV);
147 if (nwires != 6)
148 USB_TRANSCEIVER_CTRL_REG &= ~CONF_USB2_UNI_R; 184 USB_TRANSCEIVER_CTRL_REG &= ~CONF_USB2_UNI_R;
149 185
150 switch (nwires) { 186 switch (nwires) {
151 case 3: 187 case 3:
152 syscon1 = 2; 188 syscon1 = 2;
189 if (cpu_is_omap24xx())
190 CONTROL_DEVCONF_REG |= USBT0WRMODEI(USB_BIDIR);
153 break; 191 break;
154 case 4: 192 case 4:
155 syscon1 = 1; 193 syscon1 = 1;
194 if (cpu_is_omap24xx())
195 CONTROL_DEVCONF_REG |= USBT0WRMODEI(USB_BIDIR);
156 break; 196 break;
157 case 6: 197 case 6:
158 syscon1 = 3; 198 syscon1 = 3;
159 omap_cfg_reg(AA9_USB0_VP); 199 if (cpu_is_omap24xx()) {
160 omap_cfg_reg(R9_USB0_VM); 200 omap_cfg_reg(J19_24XX_USB0_VP);
161 USB_TRANSCEIVER_CTRL_REG |= CONF_USB2_UNI_R; 201 omap_cfg_reg(K20_24XX_USB0_VM);
202 CONTROL_DEVCONF_REG |= USBT0WRMODEI(USB_UNIDIR);
203 } else {
204 omap_cfg_reg(AA9_USB0_VP);
205 omap_cfg_reg(R9_USB0_VM);
206 USB_TRANSCEIVER_CTRL_REG |= CONF_USB2_UNI_R;
207 }
162 break; 208 break;
163 default: 209 default:
164 printk(KERN_ERR "illegal usb%d %d-wire transceiver\n", 210 printk(KERN_ERR "illegal usb%d %d-wire transceiver\n",
@@ -171,14 +217,22 @@ static u32 __init omap_usb1_init(unsigned nwires)
171{ 217{
172 u32 syscon1 = 0; 218 u32 syscon1 = 0;
173 219
174 if (nwires != 6 && !cpu_is_omap15xx()) 220 if (cpu_class_is_omap1() && !cpu_is_omap15xx() && nwires != 6)
175 USB_TRANSCEIVER_CTRL_REG &= ~CONF_USB1_UNI_R; 221 USB_TRANSCEIVER_CTRL_REG &= ~CONF_USB1_UNI_R;
222 if (cpu_is_omap24xx())
223 CONTROL_DEVCONF_REG &= ~USBT1WRMODEI(USB_BIDIR_TLL);
224
176 if (nwires == 0) 225 if (nwires == 0)
177 return 0; 226 return 0;
178 227
179 /* external transceiver */ 228 /* external transceiver */
180 omap_cfg_reg(USB1_TXD); 229 if (cpu_class_is_omap1()) {
181 omap_cfg_reg(USB1_TXEN); 230 omap_cfg_reg(USB1_TXD);
231 omap_cfg_reg(USB1_TXEN);
232 if (nwires != 3)
233 omap_cfg_reg(USB1_RCV);
234 }
235
182 if (cpu_is_omap15xx()) { 236 if (cpu_is_omap15xx()) {
183 omap_cfg_reg(USB1_SEO); 237 omap_cfg_reg(USB1_SEO);
184 omap_cfg_reg(USB1_SPEED); 238 omap_cfg_reg(USB1_SPEED);
@@ -190,20 +244,38 @@ static u32 __init omap_usb1_init(unsigned nwires)
190 } else if (cpu_is_omap1710()) { 244 } else if (cpu_is_omap1710()) {
191 omap_cfg_reg(R13_1710_USB1_SE0); 245 omap_cfg_reg(R13_1710_USB1_SE0);
192 // SUSP 246 // SUSP
247 } else if (cpu_is_omap24xx()) {
248 /* NOTE: board-specific code must set up pin muxing for usb1,
249 * since each signal could come out on either of two balls.
250 */
193 } else { 251 } else {
194 pr_debug("usb unrecognized\n"); 252 pr_debug("usb%d cpu unrecognized\n", 1);
253 return 0;
195 } 254 }
196 if (nwires != 3)
197 omap_cfg_reg(USB1_RCV);
198 255
199 switch (nwires) { 256 switch (nwires) {
257 case 2:
258 if (!cpu_is_omap24xx())
259 goto bad;
260 /* NOTE: board-specific code must override this setting if
261 * this TLL link is not using DP/DM
262 */
263 syscon1 = 1;
264 CONTROL_DEVCONF_REG |= USBT1WRMODEI(USB_BIDIR_TLL);
265 break;
200 case 3: 266 case 3:
201 syscon1 = 2; 267 syscon1 = 2;
268 if (cpu_is_omap24xx())
269 CONTROL_DEVCONF_REG |= USBT1WRMODEI(USB_BIDIR);
202 break; 270 break;
203 case 4: 271 case 4:
204 syscon1 = 1; 272 syscon1 = 1;
273 if (cpu_is_omap24xx())
274 CONTROL_DEVCONF_REG |= USBT1WRMODEI(USB_BIDIR);
205 break; 275 break;
206 case 6: 276 case 6:
277 if (cpu_is_omap24xx())
278 goto bad;
207 syscon1 = 3; 279 syscon1 = 3;
208 omap_cfg_reg(USB1_VP); 280 omap_cfg_reg(USB1_VP);
209 omap_cfg_reg(USB1_VM); 281 omap_cfg_reg(USB1_VM);
@@ -211,6 +283,7 @@ static u32 __init omap_usb1_init(unsigned nwires)
211 USB_TRANSCEIVER_CTRL_REG |= CONF_USB1_UNI_R; 283 USB_TRANSCEIVER_CTRL_REG |= CONF_USB1_UNI_R;
212 break; 284 break;
213 default: 285 default:
286bad:
214 printk(KERN_ERR "illegal usb%d %d-wire transceiver\n", 287 printk(KERN_ERR "illegal usb%d %d-wire transceiver\n",
215 1, nwires); 288 1, nwires);
216 } 289 }
@@ -221,10 +294,17 @@ static u32 __init omap_usb2_init(unsigned nwires, unsigned alt_pingroup)
221{ 294{
222 u32 syscon1 = 0; 295 u32 syscon1 = 0;
223 296
224 /* NOTE erratum: must leave USB2_UNI_R set if usb0 in use */ 297 if (cpu_is_omap24xx()) {
298 CONTROL_DEVCONF_REG &= ~(USBT2WRMODEI(USB_BIDIR_TLL)
299 | USBT2TLL5PI);
300 alt_pingroup = 0;
301 }
302
303 /* NOTE omap1 erratum: must leave USB2_UNI_R set if usb0 in use */
225 if (alt_pingroup || nwires == 0) 304 if (alt_pingroup || nwires == 0)
226 return 0; 305 return 0;
227 if (nwires != 6 && !cpu_is_omap15xx()) 306
307 if (cpu_class_is_omap1() && !cpu_is_omap15xx() && nwires != 6)
228 USB_TRANSCEIVER_CTRL_REG &= ~CONF_USB2_UNI_R; 308 USB_TRANSCEIVER_CTRL_REG &= ~CONF_USB2_UNI_R;
229 309
230 /* external transceiver */ 310 /* external transceiver */
@@ -242,19 +322,54 @@ static u32 __init omap_usb2_init(unsigned nwires, unsigned alt_pingroup)
242 if (nwires != 3) 322 if (nwires != 3)
243 omap_cfg_reg(Y5_USB2_RCV); 323 omap_cfg_reg(Y5_USB2_RCV);
244 // FIXME omap_cfg_reg(USB2_SPEED); 324 // FIXME omap_cfg_reg(USB2_SPEED);
325 } else if (cpu_is_omap24xx()) {
326 omap_cfg_reg(Y11_24XX_USB2_DAT);
327 omap_cfg_reg(AA10_24XX_USB2_SE0);
328 if (nwires > 2)
329 omap_cfg_reg(AA12_24XX_USB2_TXEN);
330 if (nwires > 3)
331 omap_cfg_reg(AA6_24XX_USB2_RCV);
245 } else { 332 } else {
246 pr_debug("usb unrecognized\n"); 333 pr_debug("usb%d cpu unrecognized\n", 1);
334 return 0;
247 } 335 }
248 // omap_cfg_reg(USB2_SUSP); 336 // if (cpu_class_is_omap1()) omap_cfg_reg(USB2_SUSP);
249 337
250 switch (nwires) { 338 switch (nwires) {
339 case 2:
340 if (!cpu_is_omap24xx())
341 goto bad;
342 /* NOTE: board-specific code must override this setting if
343 * this TLL link is not using DP/DM
344 */
345 syscon1 = 1;
346 CONTROL_DEVCONF_REG |= USBT2WRMODEI(USB_BIDIR_TLL);
347 break;
251 case 3: 348 case 3:
252 syscon1 = 2; 349 syscon1 = 2;
350 if (cpu_is_omap24xx())
351 CONTROL_DEVCONF_REG |= USBT2WRMODEI(USB_BIDIR);
253 break; 352 break;
254 case 4: 353 case 4:
255 syscon1 = 1; 354 syscon1 = 1;
355 if (cpu_is_omap24xx())
356 CONTROL_DEVCONF_REG |= USBT2WRMODEI(USB_BIDIR);
357 break;
358 case 5:
359 if (!cpu_is_omap24xx())
360 goto bad;
361 omap_cfg_reg(AA4_24XX_USB2_TLLSE0);
362 /* NOTE: board-specific code must override this setting if
363 * this TLL link is not using DP/DM. Something must also
364 * set up OTG_SYSCON2.HMC_TLL{ATTACH,SPEED}
365 */
366 syscon1 = 3;
367 CONTROL_DEVCONF_REG |= USBT2WRMODEI(USB_UNIDIR_TLL)
368 | USBT2TLL5PI;
256 break; 369 break;
257 case 6: 370 case 6:
371 if (cpu_is_omap24xx())
372 goto bad;
258 syscon1 = 3; 373 syscon1 = 3;
259 if (cpu_is_omap15xx()) { 374 if (cpu_is_omap15xx()) {
260 omap_cfg_reg(USB2_VP); 375 omap_cfg_reg(USB2_VP);
@@ -266,6 +381,7 @@ static u32 __init omap_usb2_init(unsigned nwires, unsigned alt_pingroup)
266 } 381 }
267 break; 382 break;
268 default: 383 default:
384bad:
269 printk(KERN_ERR "illegal usb%d %d-wire transceiver\n", 385 printk(KERN_ERR "illegal usb%d %d-wire transceiver\n",
270 2, nwires); 386 2, nwires);
271 } 387 }
@@ -294,13 +410,13 @@ static struct resource udc_resources[] = {
294 .end = UDC_BASE + 0xff, 410 .end = UDC_BASE + 0xff,
295 .flags = IORESOURCE_MEM, 411 .flags = IORESOURCE_MEM,
296 }, { /* general IRQ */ 412 }, { /* general IRQ */
297 .start = IH2_BASE + 20, 413 .start = INT_USB_IRQ_GEN,
298 .flags = IORESOURCE_IRQ, 414 .flags = IORESOURCE_IRQ,
299 }, { /* PIO IRQ */ 415 }, { /* PIO IRQ */
300 .start = IH2_BASE + 30, 416 .start = INT_USB_IRQ_NISO,
301 .flags = IORESOURCE_IRQ, 417 .flags = IORESOURCE_IRQ,
302 }, { /* SOF IRQ */ 418 }, { /* SOF IRQ */
303 .start = IH2_BASE + 29, 419 .start = INT_USB_IRQ_ISO,
304 .flags = IORESOURCE_IRQ, 420 .flags = IORESOURCE_IRQ,
305 }, 421 },
306}; 422};
@@ -329,11 +445,11 @@ static u64 ohci_dmamask = ~(u32)0;
329static struct resource ohci_resources[] = { 445static struct resource ohci_resources[] = {
330 { 446 {
331 .start = OMAP_OHCI_BASE, 447 .start = OMAP_OHCI_BASE,
332 .end = OMAP_OHCI_BASE + 4096 - 1, 448 .end = OMAP_OHCI_BASE + 0xff,
333 .flags = IORESOURCE_MEM, 449 .flags = IORESOURCE_MEM,
334 }, 450 },
335 { 451 {
336 .start = INT_USB_HHC_1, 452 .start = INT_USB_IRQ_HGEN,
337 .flags = IORESOURCE_IRQ, 453 .flags = IORESOURCE_IRQ,
338 }, 454 },
339}; 455};
@@ -361,7 +477,7 @@ static struct resource otg_resources[] = {
361 .end = OTG_BASE + 0xff, 477 .end = OTG_BASE + 0xff,
362 .flags = IORESOURCE_MEM, 478 .flags = IORESOURCE_MEM,
363 }, { 479 }, {
364 .start = IH2_BASE + 8, 480 .start = INT_USB_IRQ_OTG,
365 .flags = IORESOURCE_IRQ, 481 .flags = IORESOURCE_IRQ,
366 }, 482 },
367}; 483};
@@ -385,7 +501,7 @@ static struct platform_device otg_device = {
385 501
386 502
387// FIXME correct answer depends on hmc_mode, 503// FIXME correct answer depends on hmc_mode,
388// as does any nonzero value for config->otg port number 504// as does (on omap1) any nonzero value for config->otg port number
389#ifdef CONFIG_USB_GADGET_OMAP 505#ifdef CONFIG_USB_GADGET_OMAP
390#define is_usb0_device(config) 1 506#define is_usb0_device(config) 1
391#else 507#else
@@ -426,12 +542,13 @@ omap_otg_init(struct omap_usb_config *config)
426 if (config->otg) 542 if (config->otg)
427 syscon |= OTG_EN; 543 syscon |= OTG_EN;
428#endif 544#endif
429 pr_debug("USB_TRANSCEIVER_CTRL_REG = %03x\n", USB_TRANSCEIVER_CTRL_REG); 545 if (cpu_class_is_omap1())
546 pr_debug("USB_TRANSCEIVER_CTRL_REG = %03x\n", USB_TRANSCEIVER_CTRL_REG);
430 pr_debug("OTG_SYSCON_2_REG = %08x\n", syscon); 547 pr_debug("OTG_SYSCON_2_REG = %08x\n", syscon);
431 OTG_SYSCON_2_REG = syscon; 548 OTG_SYSCON_2_REG = syscon;
432 549
433 printk("USB: hmc %d", config->hmc_mode); 550 printk("USB: hmc %d", config->hmc_mode);
434 if (alt_pingroup) 551 if (!alt_pingroup)
435 printk(", usb2 alt %d wires", config->pins[2]); 552 printk(", usb2 alt %d wires", config->pins[2]);
436 else if (config->pins[0]) 553 else if (config->pins[0])
437 printk(", usb0 %d wires%s", config->pins[0], 554 printk(", usb0 %d wires%s", config->pins[0],
@@ -444,10 +561,12 @@ omap_otg_init(struct omap_usb_config *config)
444 printk(", Mini-AB on usb%d", config->otg - 1); 561 printk(", Mini-AB on usb%d", config->otg - 1);
445 printk("\n"); 562 printk("\n");
446 563
447 /* leave USB clocks/controllers off until needed */ 564 if (cpu_class_is_omap1()) {
448 ULPD_SOFT_REQ_REG &= ~SOFT_USB_CLK_REQ; 565 /* leave USB clocks/controllers off until needed */
449 ULPD_CLOCK_CTRL_REG &= ~USB_MCLK_EN; 566 ULPD_SOFT_REQ_REG &= ~SOFT_USB_CLK_REQ;
450 ULPD_CLOCK_CTRL_REG |= DIS_USB_PVCI_CLK; 567 ULPD_CLOCK_CTRL_REG &= ~USB_MCLK_EN;
568 ULPD_CLOCK_CTRL_REG |= DIS_USB_PVCI_CLK;
569 }
451 syscon = OTG_SYSCON_1_REG; 570 syscon = OTG_SYSCON_1_REG;
452 syscon |= HST_IDLE_EN|DEV_IDLE_EN|OTG_IDLE_EN; 571 syscon |= HST_IDLE_EN|DEV_IDLE_EN|OTG_IDLE_EN;
453 572
@@ -585,7 +704,7 @@ omap_usb_init(void)
585 } 704 }
586 platform_data = *config; 705 platform_data = *config;
587 706
588 if (cpu_is_omap730() || cpu_is_omap16xx()) 707 if (cpu_is_omap730() || cpu_is_omap16xx() || cpu_is_omap24xx())
589 omap_otg_init(&platform_data); 708 omap_otg_init(&platform_data);
590 else if (cpu_is_omap15xx()) 709 else if (cpu_is_omap15xx())
591 omap_1510_usb_init(&platform_data); 710 omap_1510_usb_init(&platform_data);
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-30 16:00:55 -0500