aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-ep93xx
diff options
context:
space:
mode:
authorGrant Likely <grant.likely@secretlab.ca>2010-05-25 02:38:26 -0400
committerGrant Likely <grant.likely@secretlab.ca>2010-05-25 02:38:26 -0400
commitb1e50ebcf24668e57f058deb48b0704b5391ed0f (patch)
tree17e1b69b249d0738317b732186340c9dd053f1a1 /arch/arm/mach-ep93xx
parent0c2a2ae32793e3500a15a449612485f5d17dd431 (diff)
parent7e125f7b9cbfce4101191b8076d606c517a73066 (diff)
Merge remote branch 'origin' into secretlab/next-spi
Diffstat (limited to 'arch/arm/mach-ep93xx')
-rw-r--r--arch/arm/mach-ep93xx/adssphere.c2
-rw-r--r--arch/arm/mach-ep93xx/clock.c13
-rw-r--r--arch/arm/mach-ep93xx/core.c123
-rw-r--r--arch/arm/mach-ep93xx/edb93xx.c4
-rw-r--r--arch/arm/mach-ep93xx/gesbc9312.c2
-rw-r--r--arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h1
-rw-r--r--arch/arm/mach-ep93xx/include/mach/platform.h12
-rw-r--r--arch/arm/mach-ep93xx/include/mach/ts72xx.h19
-rw-r--r--arch/arm/mach-ep93xx/micro9.c2
-rw-r--r--arch/arm/mach-ep93xx/simone.c6
-rw-r--r--arch/arm/mach-ep93xx/snappercl15.c6
-rw-r--r--arch/arm/mach-ep93xx/ts72xx.c190
12 files changed, 279 insertions, 101 deletions
diff --git a/arch/arm/mach-ep93xx/adssphere.c b/arch/arm/mach-ep93xx/adssphere.c
index caf6d5154aec..3a1a855bfdca 100644
--- a/arch/arm/mach-ep93xx/adssphere.c
+++ b/arch/arm/mach-ep93xx/adssphere.c
@@ -41,7 +41,7 @@ static struct platform_device adssphere_flash = {
41 .resource = &adssphere_flash_resource, 41 .resource = &adssphere_flash_resource,
42}; 42};
43 43
44static struct ep93xx_eth_data adssphere_eth_data = { 44static struct ep93xx_eth_data __initdata adssphere_eth_data = {
45 .phy_id = 1, 45 .phy_id = 1,
46}; 46};
47 47
diff --git a/arch/arm/mach-ep93xx/clock.c b/arch/arm/mach-ep93xx/clock.c
index 5f80092b6ace..e29bdef9b2e2 100644
--- a/arch/arm/mach-ep93xx/clock.c
+++ b/arch/arm/mach-ep93xx/clock.c
@@ -96,6 +96,10 @@ static struct clk clk_keypad = {
96 .enable_mask = EP93XX_SYSCON_KEYTCHCLKDIV_KEN, 96 .enable_mask = EP93XX_SYSCON_KEYTCHCLKDIV_KEN,
97 .set_rate = set_keytchclk_rate, 97 .set_rate = set_keytchclk_rate,
98}; 98};
99static struct clk clk_spi = {
100 .parent = &clk_xtali,
101 .rate = EP93XX_EXT_CLK_RATE,
102};
99static struct clk clk_pwm = { 103static struct clk clk_pwm = {
100 .parent = &clk_xtali, 104 .parent = &clk_xtali,
101 .rate = EP93XX_EXT_CLK_RATE, 105 .rate = EP93XX_EXT_CLK_RATE,
@@ -186,6 +190,7 @@ static struct clk_lookup clocks[] = {
186 INIT_CK("ep93xx-ohci", NULL, &clk_usb_host), 190 INIT_CK("ep93xx-ohci", NULL, &clk_usb_host),
187 INIT_CK("ep93xx-keypad", NULL, &clk_keypad), 191 INIT_CK("ep93xx-keypad", NULL, &clk_keypad),
188 INIT_CK("ep93xx-fb", NULL, &clk_video), 192 INIT_CK("ep93xx-fb", NULL, &clk_video),
193 INIT_CK("ep93xx-spi.0", NULL, &clk_spi),
189 INIT_CK(NULL, "pwm_clk", &clk_pwm), 194 INIT_CK(NULL, "pwm_clk", &clk_pwm),
190 INIT_CK(NULL, "m2p0", &clk_m2p0), 195 INIT_CK(NULL, "m2p0", &clk_m2p0),
191 INIT_CK(NULL, "m2p1", &clk_m2p1), 196 INIT_CK(NULL, "m2p1", &clk_m2p1),
@@ -473,6 +478,14 @@ static int __init ep93xx_clock_init(void)
473 /* Initialize the pll2 derived clocks */ 478 /* Initialize the pll2 derived clocks */
474 clk_usb_host.rate = clk_pll2.rate / (((value >> 28) & 0xf) + 1); 479 clk_usb_host.rate = clk_pll2.rate / (((value >> 28) & 0xf) + 1);
475 480
481 /*
482 * EP93xx SSP clock rate was doubled in version E2. For more information
483 * see:
484 * http://www.cirrus.com/en/pubs/appNote/AN273REV4.pdf
485 */
486 if (ep93xx_chip_revision() < EP93XX_CHIP_REV_E2)
487 clk_spi.rate /= 2;
488
476 pr_info("PLL1 running at %ld MHz, PLL2 at %ld MHz\n", 489 pr_info("PLL1 running at %ld MHz, PLL2 at %ld MHz\n",
477 clk_pll1.rate / 1000000, clk_pll2.rate / 1000000); 490 clk_pll1.rate / 1000000, clk_pll2.rate / 1000000);
478 pr_info("FCLK %ld MHz, HCLK %ld MHz, PCLK %ld MHz\n", 491 pr_info("FCLK %ld MHz, HCLK %ld MHz, PCLK %ld MHz\n",
diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c
index 90fb591cbffa..9092677f63eb 100644
--- a/arch/arm/mach-ep93xx/core.c
+++ b/arch/arm/mach-ep93xx/core.c
@@ -31,10 +31,12 @@
31#include <linux/amba/serial.h> 31#include <linux/amba/serial.h>
32#include <linux/i2c.h> 32#include <linux/i2c.h>
33#include <linux/i2c-gpio.h> 33#include <linux/i2c-gpio.h>
34#include <linux/spi/spi.h>
34 35
35#include <mach/hardware.h> 36#include <mach/hardware.h>
36#include <mach/fb.h> 37#include <mach/fb.h>
37#include <mach/ep93xx_keypad.h> 38#include <mach/ep93xx_keypad.h>
39#include <mach/ep93xx_spi.h>
38 40
39#include <asm/mach/map.h> 41#include <asm/mach/map.h>
40#include <asm/mach/time.h> 42#include <asm/mach/time.h>
@@ -222,6 +224,20 @@ void ep93xx_devcfg_set_clear(unsigned int set_bits, unsigned int clear_bits)
222} 224}
223EXPORT_SYMBOL(ep93xx_devcfg_set_clear); 225EXPORT_SYMBOL(ep93xx_devcfg_set_clear);
224 226
227/**
228 * ep93xx_chip_revision() - returns the EP93xx chip revision
229 *
230 * See <mach/platform.h> for more information.
231 */
232unsigned int ep93xx_chip_revision(void)
233{
234 unsigned int v;
235
236 v = __raw_readl(EP93XX_SYSCON_SYSCFG);
237 v &= EP93XX_SYSCON_SYSCFG_REV_MASK;
238 v >>= EP93XX_SYSCON_SYSCFG_REV_SHIFT;
239 return v;
240}
225 241
226/************************************************************************* 242/*************************************************************************
227 * EP93xx peripheral handling 243 * EP93xx peripheral handling
@@ -330,6 +346,10 @@ static struct platform_device ep93xx_ohci_device = {
330 .resource = ep93xx_ohci_resources, 346 .resource = ep93xx_ohci_resources,
331}; 347};
332 348
349
350/*************************************************************************
351 * EP93xx ethernet peripheral handling
352 *************************************************************************/
333static struct ep93xx_eth_data ep93xx_eth_data; 353static struct ep93xx_eth_data ep93xx_eth_data;
334 354
335static struct resource ep93xx_eth_resource[] = { 355static struct resource ep93xx_eth_resource[] = {
@@ -354,6 +374,12 @@ static struct platform_device ep93xx_eth_device = {
354 .resource = ep93xx_eth_resource, 374 .resource = ep93xx_eth_resource,
355}; 375};
356 376
377/**
378 * ep93xx_register_eth - Register the built-in ethernet platform device.
379 * @data: platform specific ethernet configuration (__initdata)
380 * @copy_addr: flag indicating that the MAC address should be copied
381 * from the IndAd registers (as programmed by the bootloader)
382 */
357void __init ep93xx_register_eth(struct ep93xx_eth_data *data, int copy_addr) 383void __init ep93xx_register_eth(struct ep93xx_eth_data *data, int copy_addr)
358{ 384{
359 if (copy_addr) 385 if (copy_addr)
@@ -370,11 +396,19 @@ void __init ep93xx_register_eth(struct ep93xx_eth_data *data, int copy_addr)
370static struct i2c_gpio_platform_data ep93xx_i2c_data; 396static struct i2c_gpio_platform_data ep93xx_i2c_data;
371 397
372static struct platform_device ep93xx_i2c_device = { 398static struct platform_device ep93xx_i2c_device = {
373 .name = "i2c-gpio", 399 .name = "i2c-gpio",
374 .id = 0, 400 .id = 0,
375 .dev.platform_data = &ep93xx_i2c_data, 401 .dev = {
402 .platform_data = &ep93xx_i2c_data,
403 },
376}; 404};
377 405
406/**
407 * ep93xx_register_i2c - Register the i2c platform device.
408 * @data: platform specific i2c-gpio configuration (__initdata)
409 * @devices: platform specific i2c bus device information (__initdata)
410 * @num: the number of devices on the i2c bus
411 */
378void __init ep93xx_register_i2c(struct i2c_gpio_platform_data *data, 412void __init ep93xx_register_i2c(struct i2c_gpio_platform_data *data,
379 struct i2c_board_info *devices, int num) 413 struct i2c_board_info *devices, int num)
380{ 414{
@@ -398,17 +432,67 @@ void __init ep93xx_register_i2c(struct i2c_gpio_platform_data *data,
398 platform_device_register(&ep93xx_i2c_device); 432 platform_device_register(&ep93xx_i2c_device);
399} 433}
400 434
435/*************************************************************************
436 * EP93xx SPI peripheral handling
437 *************************************************************************/
438static struct ep93xx_spi_info ep93xx_spi_master_data;
439
440static struct resource ep93xx_spi_resources[] = {
441 {
442 .start = EP93XX_SPI_PHYS_BASE,
443 .end = EP93XX_SPI_PHYS_BASE + 0x18 - 1,
444 .flags = IORESOURCE_MEM,
445 },
446 {
447 .start = IRQ_EP93XX_SSP,
448 .end = IRQ_EP93XX_SSP,
449 .flags = IORESOURCE_IRQ,
450 },
451};
452
453static struct platform_device ep93xx_spi_device = {
454 .name = "ep93xx-spi",
455 .id = 0,
456 .dev = {
457 .platform_data = &ep93xx_spi_master_data,
458 },
459 .num_resources = ARRAY_SIZE(ep93xx_spi_resources),
460 .resource = ep93xx_spi_resources,
461};
462
463/**
464 * ep93xx_register_spi() - registers spi platform device
465 * @info: ep93xx board specific spi master info (__initdata)
466 * @devices: SPI devices to register (__initdata)
467 * @num: number of SPI devices to register
468 *
469 * This function registers platform device for the EP93xx SPI controller and
470 * also makes sure that SPI pins are muxed so that I2S is not using those pins.
471 */
472void __init ep93xx_register_spi(struct ep93xx_spi_info *info,
473 struct spi_board_info *devices, int num)
474{
475 /*
476 * When SPI is used, we need to make sure that I2S is muxed off from
477 * SPI pins.
478 */
479 ep93xx_devcfg_clear_bits(EP93XX_SYSCON_DEVCFG_I2SONSSP);
480
481 ep93xx_spi_master_data = *info;
482 spi_register_board_info(devices, num);
483 platform_device_register(&ep93xx_spi_device);
484}
401 485
402/************************************************************************* 486/*************************************************************************
403 * EP93xx LEDs 487 * EP93xx LEDs
404 *************************************************************************/ 488 *************************************************************************/
405static struct gpio_led ep93xx_led_pins[] = { 489static struct gpio_led ep93xx_led_pins[] = {
406 { 490 {
407 .name = "platform:grled", 491 .name = "platform:grled",
408 .gpio = EP93XX_GPIO_LINE_GRLED, 492 .gpio = EP93XX_GPIO_LINE_GRLED,
409 }, { 493 }, {
410 .name = "platform:rdled", 494 .name = "platform:rdled",
411 .gpio = EP93XX_GPIO_LINE_RDLED, 495 .gpio = EP93XX_GPIO_LINE_RDLED,
412 }, 496 },
413}; 497};
414 498
@@ -528,7 +612,7 @@ static struct platform_device ep93xx_fb_device = {
528 .name = "ep93xx-fb", 612 .name = "ep93xx-fb",
529 .id = -1, 613 .id = -1,
530 .dev = { 614 .dev = {
531 .platform_data = &ep93xxfb_data, 615 .platform_data = &ep93xxfb_data,
532 .coherent_dma_mask = DMA_BIT_MASK(32), 616 .coherent_dma_mask = DMA_BIT_MASK(32),
533 .dma_mask = &ep93xx_fb_device.dev.coherent_dma_mask, 617 .dma_mask = &ep93xx_fb_device.dev.coherent_dma_mask,
534 }, 618 },
@@ -536,6 +620,10 @@ static struct platform_device ep93xx_fb_device = {
536 .resource = ep93xx_fb_resource, 620 .resource = ep93xx_fb_resource,
537}; 621};
538 622
623/**
624 * ep93xx_register_fb - Register the framebuffer platform device.
625 * @data: platform specific framebuffer configuration (__initdata)
626 */
539void __init ep93xx_register_fb(struct ep93xxfb_mach_info *data) 627void __init ep93xx_register_fb(struct ep93xxfb_mach_info *data)
540{ 628{
541 ep93xxfb_data = *data; 629 ep93xxfb_data = *data;
@@ -546,6 +634,8 @@ void __init ep93xx_register_fb(struct ep93xxfb_mach_info *data)
546/************************************************************************* 634/*************************************************************************
547 * EP93xx matrix keypad peripheral handling 635 * EP93xx matrix keypad peripheral handling
548 *************************************************************************/ 636 *************************************************************************/
637static struct ep93xx_keypad_platform_data ep93xx_keypad_data;
638
549static struct resource ep93xx_keypad_resource[] = { 639static struct resource ep93xx_keypad_resource[] = {
550 { 640 {
551 .start = EP93XX_KEY_MATRIX_PHYS_BASE, 641 .start = EP93XX_KEY_MATRIX_PHYS_BASE,
@@ -559,15 +649,22 @@ static struct resource ep93xx_keypad_resource[] = {
559}; 649};
560 650
561static struct platform_device ep93xx_keypad_device = { 651static struct platform_device ep93xx_keypad_device = {
562 .name = "ep93xx-keypad", 652 .name = "ep93xx-keypad",
563 .id = -1, 653 .id = -1,
564 .num_resources = ARRAY_SIZE(ep93xx_keypad_resource), 654 .dev = {
565 .resource = ep93xx_keypad_resource, 655 .platform_data = &ep93xx_keypad_data,
656 },
657 .num_resources = ARRAY_SIZE(ep93xx_keypad_resource),
658 .resource = ep93xx_keypad_resource,
566}; 659};
567 660
661/**
662 * ep93xx_register_keypad - Register the keypad platform device.
663 * @data: platform specific keypad configuration (__initdata)
664 */
568void __init ep93xx_register_keypad(struct ep93xx_keypad_platform_data *data) 665void __init ep93xx_register_keypad(struct ep93xx_keypad_platform_data *data)
569{ 666{
570 ep93xx_keypad_device.dev.platform_data = data; 667 ep93xx_keypad_data = *data;
571 platform_device_register(&ep93xx_keypad_device); 668 platform_device_register(&ep93xx_keypad_device);
572} 669}
573 670
diff --git a/arch/arm/mach-ep93xx/edb93xx.c b/arch/arm/mach-ep93xx/edb93xx.c
index d22d67ac8b99..3884182cd362 100644
--- a/arch/arm/mach-ep93xx/edb93xx.c
+++ b/arch/arm/mach-ep93xx/edb93xx.c
@@ -74,7 +74,7 @@ static void __init edb93xx_register_flash(void)
74 } 74 }
75} 75}
76 76
77static struct ep93xx_eth_data edb93xx_eth_data = { 77static struct ep93xx_eth_data __initdata edb93xx_eth_data = {
78 .phy_id = 1, 78 .phy_id = 1,
79}; 79};
80 80
@@ -82,7 +82,7 @@ static struct ep93xx_eth_data edb93xx_eth_data = {
82/************************************************************************* 82/*************************************************************************
83 * EDB93xx i2c peripheral handling 83 * EDB93xx i2c peripheral handling
84 *************************************************************************/ 84 *************************************************************************/
85static struct i2c_gpio_platform_data edb93xx_i2c_gpio_data = { 85static struct i2c_gpio_platform_data __initdata edb93xx_i2c_gpio_data = {
86 .sda_pin = EP93XX_GPIO_LINE_EEDAT, 86 .sda_pin = EP93XX_GPIO_LINE_EEDAT,
87 .sda_is_open_drain = 0, 87 .sda_is_open_drain = 0,
88 .scl_pin = EP93XX_GPIO_LINE_EECLK, 88 .scl_pin = EP93XX_GPIO_LINE_EECLK,
diff --git a/arch/arm/mach-ep93xx/gesbc9312.c b/arch/arm/mach-ep93xx/gesbc9312.c
index 3da7ca816d19..a809618e9f05 100644
--- a/arch/arm/mach-ep93xx/gesbc9312.c
+++ b/arch/arm/mach-ep93xx/gesbc9312.c
@@ -41,7 +41,7 @@ static struct platform_device gesbc9312_flash = {
41 .resource = &gesbc9312_flash_resource, 41 .resource = &gesbc9312_flash_resource,
42}; 42};
43 43
44static struct ep93xx_eth_data gesbc9312_eth_data = { 44static struct ep93xx_eth_data __initdata gesbc9312_eth_data = {
45 .phy_id = 1, 45 .phy_id = 1,
46}; 46};
47 47
diff --git a/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h b/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h
index 93e2ecc79ceb..b1e096f0c2d2 100644
--- a/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h
+++ b/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h
@@ -106,6 +106,7 @@
106 106
107#define EP93XX_AAC_BASE EP93XX_APB_IOMEM(0x00080000) 107#define EP93XX_AAC_BASE EP93XX_APB_IOMEM(0x00080000)
108 108
109#define EP93XX_SPI_PHYS_BASE EP93XX_APB_PHYS(0x000a0000)
109#define EP93XX_SPI_BASE EP93XX_APB_IOMEM(0x000a0000) 110#define EP93XX_SPI_BASE EP93XX_APB_IOMEM(0x000a0000)
110 111
111#define EP93XX_IRDA_BASE EP93XX_APB_IOMEM(0x000b0000) 112#define EP93XX_IRDA_BASE EP93XX_APB_IOMEM(0x000b0000)
diff --git a/arch/arm/mach-ep93xx/include/mach/platform.h b/arch/arm/mach-ep93xx/include/mach/platform.h
index c6dc14dbca18..9a4413dd44bb 100644
--- a/arch/arm/mach-ep93xx/include/mach/platform.h
+++ b/arch/arm/mach-ep93xx/include/mach/platform.h
@@ -6,9 +6,11 @@
6 6
7struct i2c_gpio_platform_data; 7struct i2c_gpio_platform_data;
8struct i2c_board_info; 8struct i2c_board_info;
9struct spi_board_info;
9struct platform_device; 10struct platform_device;
10struct ep93xxfb_mach_info; 11struct ep93xxfb_mach_info;
11struct ep93xx_keypad_platform_data; 12struct ep93xx_keypad_platform_data;
13struct ep93xx_spi_info;
12 14
13struct ep93xx_eth_data 15struct ep93xx_eth_data
14{ 16{
@@ -33,9 +35,19 @@ static inline void ep93xx_devcfg_clear_bits(unsigned int bits)
33 ep93xx_devcfg_set_clear(0x00, bits); 35 ep93xx_devcfg_set_clear(0x00, bits);
34} 36}
35 37
38#define EP93XX_CHIP_REV_D0 3
39#define EP93XX_CHIP_REV_D1 4
40#define EP93XX_CHIP_REV_E0 5
41#define EP93XX_CHIP_REV_E1 6
42#define EP93XX_CHIP_REV_E2 7
43
44unsigned int ep93xx_chip_revision(void);
45
36void ep93xx_register_eth(struct ep93xx_eth_data *data, int copy_addr); 46void ep93xx_register_eth(struct ep93xx_eth_data *data, int copy_addr);
37void ep93xx_register_i2c(struct i2c_gpio_platform_data *data, 47void ep93xx_register_i2c(struct i2c_gpio_platform_data *data,
38 struct i2c_board_info *devices, int num); 48 struct i2c_board_info *devices, int num);
49void ep93xx_register_spi(struct ep93xx_spi_info *info,
50 struct spi_board_info *devices, int num);
39void ep93xx_register_fb(struct ep93xxfb_mach_info *data); 51void ep93xx_register_fb(struct ep93xxfb_mach_info *data);
40void ep93xx_register_pwm(int pwm0, int pwm1); 52void ep93xx_register_pwm(int pwm0, int pwm1);
41int ep93xx_pwm_acquire_gpio(struct platform_device *pdev); 53int ep93xx_pwm_acquire_gpio(struct platform_device *pdev);
diff --git a/arch/arm/mach-ep93xx/include/mach/ts72xx.h b/arch/arm/mach-ep93xx/include/mach/ts72xx.h
index 93107d88ff3a..0eabec62cd9d 100644
--- a/arch/arm/mach-ep93xx/include/mach/ts72xx.h
+++ b/arch/arm/mach-ep93xx/include/mach/ts72xx.h
@@ -9,9 +9,6 @@
9 * febff000 22000000 4K model number register 9 * febff000 22000000 4K model number register
10 * febfe000 22400000 4K options register 10 * febfe000 22400000 4K options register
11 * febfd000 22800000 4K options register #2 11 * febfd000 22800000 4K options register #2
12 * febfc000 [67]0000000 4K NAND data register
13 * febfb000 [67]0400000 4K NAND control register
14 * febfa000 [67]0800000 4K NAND busy register
15 * febf9000 10800000 4K TS-5620 RTC index register 12 * febf9000 10800000 4K TS-5620 RTC index register
16 * febf8000 11700000 4K TS-5620 RTC data register 13 * febf8000 11700000 4K TS-5620 RTC data register
17 */ 14 */
@@ -41,22 +38,6 @@
41#define TS72XX_OPTIONS2_TS9420_BOOT 0x02 38#define TS72XX_OPTIONS2_TS9420_BOOT 0x02
42 39
43 40
44#define TS72XX_NAND1_DATA_PHYS_BASE 0x60000000
45#define TS72XX_NAND2_DATA_PHYS_BASE 0x70000000
46#define TS72XX_NAND_DATA_VIRT_BASE 0xfebfc000
47#define TS72XX_NAND_DATA_SIZE 0x00001000
48
49#define TS72XX_NAND1_CONTROL_PHYS_BASE 0x60400000
50#define TS72XX_NAND2_CONTROL_PHYS_BASE 0x70400000
51#define TS72XX_NAND_CONTROL_VIRT_BASE 0xfebfb000
52#define TS72XX_NAND_CONTROL_SIZE 0x00001000
53
54#define TS72XX_NAND1_BUSY_PHYS_BASE 0x60800000
55#define TS72XX_NAND2_BUSY_PHYS_BASE 0x70800000
56#define TS72XX_NAND_BUSY_VIRT_BASE 0xfebfa000
57#define TS72XX_NAND_BUSY_SIZE 0x00001000
58
59
60#define TS72XX_RTC_INDEX_VIRT_BASE 0xfebf9000 41#define TS72XX_RTC_INDEX_VIRT_BASE 0xfebf9000
61#define TS72XX_RTC_INDEX_PHYS_BASE 0x10800000 42#define TS72XX_RTC_INDEX_PHYS_BASE 0x10800000
62#define TS72XX_RTC_INDEX_SIZE 0x00001000 43#define TS72XX_RTC_INDEX_SIZE 0x00001000
diff --git a/arch/arm/mach-ep93xx/micro9.c b/arch/arm/mach-ep93xx/micro9.c
index c33360e82868..1cc911b4efa6 100644
--- a/arch/arm/mach-ep93xx/micro9.c
+++ b/arch/arm/mach-ep93xx/micro9.c
@@ -80,7 +80,7 @@ static void __init micro9_register_flash(void)
80/************************************************************************* 80/*************************************************************************
81 * Micro9 Ethernet 81 * Micro9 Ethernet
82 *************************************************************************/ 82 *************************************************************************/
83static struct ep93xx_eth_data micro9_eth_data = { 83static struct ep93xx_eth_data __initdata micro9_eth_data = {
84 .phy_id = 0x1f, 84 .phy_id = 0x1f,
85}; 85};
86 86
diff --git a/arch/arm/mach-ep93xx/simone.c b/arch/arm/mach-ep93xx/simone.c
index cd93990f1b99..388aec95f60e 100644
--- a/arch/arm/mach-ep93xx/simone.c
+++ b/arch/arm/mach-ep93xx/simone.c
@@ -49,17 +49,17 @@ static struct platform_device simone_flash = {
49 }, 49 },
50}; 50};
51 51
52static struct ep93xx_eth_data simone_eth_data = { 52static struct ep93xx_eth_data __initdata simone_eth_data = {
53 .phy_id = 1, 53 .phy_id = 1,
54}; 54};
55 55
56static struct ep93xxfb_mach_info simone_fb_info = { 56static struct ep93xxfb_mach_info __initdata simone_fb_info = {
57 .num_modes = EP93XXFB_USE_MODEDB, 57 .num_modes = EP93XXFB_USE_MODEDB,
58 .bpp = 16, 58 .bpp = 16,
59 .flags = EP93XXFB_USE_SDCSN0 | EP93XXFB_PCLK_FALLING, 59 .flags = EP93XXFB_USE_SDCSN0 | EP93XXFB_PCLK_FALLING,
60}; 60};
61 61
62static struct i2c_gpio_platform_data simone_i2c_gpio_data = { 62static struct i2c_gpio_platform_data __initdata simone_i2c_gpio_data = {
63 .sda_pin = EP93XX_GPIO_LINE_EEDAT, 63 .sda_pin = EP93XX_GPIO_LINE_EEDAT,
64 .sda_is_open_drain = 0, 64 .sda_is_open_drain = 0,
65 .scl_pin = EP93XX_GPIO_LINE_EECLK, 65 .scl_pin = EP93XX_GPIO_LINE_EECLK,
diff --git a/arch/arm/mach-ep93xx/snappercl15.c b/arch/arm/mach-ep93xx/snappercl15.c
index 51134b0382ca..38deaee40397 100644
--- a/arch/arm/mach-ep93xx/snappercl15.c
+++ b/arch/arm/mach-ep93xx/snappercl15.c
@@ -125,11 +125,11 @@ static struct platform_device snappercl15_nand_device = {
125 .num_resources = ARRAY_SIZE(snappercl15_nand_resource), 125 .num_resources = ARRAY_SIZE(snappercl15_nand_resource),
126}; 126};
127 127
128static struct ep93xx_eth_data snappercl15_eth_data = { 128static struct ep93xx_eth_data __initdata snappercl15_eth_data = {
129 .phy_id = 1, 129 .phy_id = 1,
130}; 130};
131 131
132static struct i2c_gpio_platform_data snappercl15_i2c_gpio_data = { 132static struct i2c_gpio_platform_data __initdata snappercl15_i2c_gpio_data = {
133 .sda_pin = EP93XX_GPIO_LINE_EEDAT, 133 .sda_pin = EP93XX_GPIO_LINE_EEDAT,
134 .sda_is_open_drain = 0, 134 .sda_is_open_drain = 0,
135 .scl_pin = EP93XX_GPIO_LINE_EECLK, 135 .scl_pin = EP93XX_GPIO_LINE_EECLK,
@@ -145,7 +145,7 @@ static struct i2c_board_info __initdata snappercl15_i2c_data[] = {
145 }, 145 },
146}; 146};
147 147
148static struct ep93xxfb_mach_info snappercl15_fb_info = { 148static struct ep93xxfb_mach_info __initdata snappercl15_fb_info = {
149 .num_modes = EP93XXFB_USE_MODEDB, 149 .num_modes = EP93XXFB_USE_MODEDB,
150 .bpp = 16, 150 .bpp = 16,
151}; 151};
diff --git a/arch/arm/mach-ep93xx/ts72xx.c b/arch/arm/mach-ep93xx/ts72xx.c
index fac1ec7a60fb..ae7319e588c7 100644
--- a/arch/arm/mach-ep93xx/ts72xx.c
+++ b/arch/arm/mach-ep93xx/ts72xx.c
@@ -10,12 +10,16 @@
10 * your option) any later version. 10 * your option) any later version.
11 */ 11 */
12 12
13#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
14
13#include <linux/kernel.h> 15#include <linux/kernel.h>
14#include <linux/init.h> 16#include <linux/init.h>
15#include <linux/platform_device.h> 17#include <linux/platform_device.h>
16#include <linux/io.h> 18#include <linux/io.h>
17#include <linux/m48t86.h> 19#include <linux/m48t86.h>
18#include <linux/mtd/physmap.h> 20#include <linux/mtd/physmap.h>
21#include <linux/mtd/nand.h>
22#include <linux/mtd/partitions.h>
19 23
20#include <mach/hardware.h> 24#include <mach/hardware.h>
21#include <mach/ts72xx.h> 25#include <mach/ts72xx.h>
@@ -54,92 +58,162 @@ static struct map_desc ts72xx_io_desc[] __initdata = {
54 } 58 }
55}; 59};
56 60
57static struct map_desc ts72xx_nand_io_desc[] __initdata = { 61static void __init ts72xx_map_io(void)
58 { 62{
59 .virtual = TS72XX_NAND_DATA_VIRT_BASE, 63 ep93xx_map_io();
60 .pfn = __phys_to_pfn(TS72XX_NAND1_DATA_PHYS_BASE), 64 iotable_init(ts72xx_io_desc, ARRAY_SIZE(ts72xx_io_desc));
61 .length = TS72XX_NAND_DATA_SIZE, 65}
62 .type = MT_DEVICE, 66
63 }, { 67
64 .virtual = TS72XX_NAND_CONTROL_VIRT_BASE, 68/*************************************************************************
65 .pfn = __phys_to_pfn(TS72XX_NAND1_CONTROL_PHYS_BASE), 69 * NAND flash
66 .length = TS72XX_NAND_CONTROL_SIZE, 70 *************************************************************************/
67 .type = MT_DEVICE, 71#define TS72XX_NAND_CONTROL_ADDR_LINE 22 /* 0xN0400000 */
68 }, { 72#define TS72XX_NAND_BUSY_ADDR_LINE 23 /* 0xN0800000 */
69 .virtual = TS72XX_NAND_BUSY_VIRT_BASE, 73
70 .pfn = __phys_to_pfn(TS72XX_NAND1_BUSY_PHYS_BASE), 74static void ts72xx_nand_hwcontrol(struct mtd_info *mtd,
71 .length = TS72XX_NAND_BUSY_SIZE, 75 int cmd, unsigned int ctrl)
72 .type = MT_DEVICE, 76{
77 struct nand_chip *chip = mtd->priv;
78
79 if (ctrl & NAND_CTRL_CHANGE) {
80 void __iomem *addr = chip->IO_ADDR_R;
81 unsigned char bits;
82
83 addr += (1 << TS72XX_NAND_CONTROL_ADDR_LINE);
84
85 bits = __raw_readb(addr) & ~0x07;
86 bits |= (ctrl & NAND_NCE) << 2; /* bit 0 -> bit 2 */
87 bits |= (ctrl & NAND_CLE); /* bit 1 -> bit 1 */
88 bits |= (ctrl & NAND_ALE) >> 2; /* bit 2 -> bit 0 */
89
90 __raw_writeb(bits, addr);
73 } 91 }
74};
75 92
76static struct map_desc ts72xx_alternate_nand_io_desc[] __initdata = { 93 if (cmd != NAND_CMD_NONE)
94 __raw_writeb(cmd, chip->IO_ADDR_W);
95}
96
97static int ts72xx_nand_device_ready(struct mtd_info *mtd)
98{
99 struct nand_chip *chip = mtd->priv;
100 void __iomem *addr = chip->IO_ADDR_R;
101
102 addr += (1 << TS72XX_NAND_BUSY_ADDR_LINE);
103
104 return !!(__raw_readb(addr) & 0x20);
105}
106
107static const char *ts72xx_nand_part_probes[] = { "cmdlinepart", NULL };
108
109#define TS72XX_BOOTROM_PART_SIZE (SZ_16K)
110#define TS72XX_REDBOOT_PART_SIZE (SZ_2M + SZ_1M)
111
112static struct mtd_partition ts72xx_nand_parts[] = {
77 { 113 {
78 .virtual = TS72XX_NAND_DATA_VIRT_BASE, 114 .name = "TS-BOOTROM",
79 .pfn = __phys_to_pfn(TS72XX_NAND2_DATA_PHYS_BASE), 115 .offset = 0,
80 .length = TS72XX_NAND_DATA_SIZE, 116 .size = TS72XX_BOOTROM_PART_SIZE,
81 .type = MT_DEVICE, 117 .mask_flags = MTD_WRITEABLE, /* force read-only */
82 }, { 118 }, {
83 .virtual = TS72XX_NAND_CONTROL_VIRT_BASE, 119 .name = "Linux",
84 .pfn = __phys_to_pfn(TS72XX_NAND2_CONTROL_PHYS_BASE), 120 .offset = MTDPART_OFS_APPEND,
85 .length = TS72XX_NAND_CONTROL_SIZE, 121 .size = 0, /* filled in later */
86 .type = MT_DEVICE,
87 }, { 122 }, {
88 .virtual = TS72XX_NAND_BUSY_VIRT_BASE, 123 .name = "RedBoot",
89 .pfn = __phys_to_pfn(TS72XX_NAND2_BUSY_PHYS_BASE), 124 .offset = MTDPART_OFS_APPEND,
90 .length = TS72XX_NAND_BUSY_SIZE, 125 .size = MTDPART_SIZ_FULL,
91 .type = MT_DEVICE, 126 .mask_flags = MTD_WRITEABLE, /* force read-only */
92 } 127 },
93}; 128};
94 129
95static void __init ts72xx_map_io(void) 130static void ts72xx_nand_set_parts(uint64_t size,
131 struct platform_nand_chip *chip)
96{ 132{
97 ep93xx_map_io(); 133 /* Factory TS-72xx boards only come with 32MiB or 128MiB NAND options */
98 iotable_init(ts72xx_io_desc, ARRAY_SIZE(ts72xx_io_desc)); 134 if (size == SZ_32M || size == SZ_128M) {
135 /* Set the "Linux" partition size */
136 ts72xx_nand_parts[1].size = size - TS72XX_REDBOOT_PART_SIZE;
99 137
100 /* 138 chip->partitions = ts72xx_nand_parts;
101 * The TS-7200 has NOR flash, the other models have NAND flash. 139 chip->nr_partitions = ARRAY_SIZE(ts72xx_nand_parts);
102 */ 140 } else {
103 if (!board_is_ts7200()) { 141 pr_warning("Unknown nand disk size:%lluMiB\n", size >> 20);
104 if (is_ts9420_installed()) {
105 iotable_init(ts72xx_alternate_nand_io_desc,
106 ARRAY_SIZE(ts72xx_alternate_nand_io_desc));
107 } else {
108 iotable_init(ts72xx_nand_io_desc,
109 ARRAY_SIZE(ts72xx_nand_io_desc));
110 }
111 } 142 }
112} 143}
113 144
145static struct platform_nand_data ts72xx_nand_data = {
146 .chip = {
147 .nr_chips = 1,
148 .chip_offset = 0,
149 .chip_delay = 15,
150 .part_probe_types = ts72xx_nand_part_probes,
151 .set_parts = ts72xx_nand_set_parts,
152 },
153 .ctrl = {
154 .cmd_ctrl = ts72xx_nand_hwcontrol,
155 .dev_ready = ts72xx_nand_device_ready,
156 },
157};
158
159static struct resource ts72xx_nand_resource[] = {
160 {
161 .start = 0, /* filled in later */
162 .end = 0, /* filled in later */
163 .flags = IORESOURCE_MEM,
164 },
165};
166
167static struct platform_device ts72xx_nand_flash = {
168 .name = "gen_nand",
169 .id = -1,
170 .dev.platform_data = &ts72xx_nand_data,
171 .resource = ts72xx_nand_resource,
172 .num_resources = ARRAY_SIZE(ts72xx_nand_resource),
173};
174
175
114/************************************************************************* 176/*************************************************************************
115 * NOR flash (TS-7200 only) 177 * NOR flash (TS-7200 only)
116 *************************************************************************/ 178 *************************************************************************/
117static struct physmap_flash_data ts72xx_flash_data = { 179static struct physmap_flash_data ts72xx_nor_data = {
118 .width = 2, 180 .width = 2,
119}; 181};
120 182
121static struct resource ts72xx_flash_resource = { 183static struct resource ts72xx_nor_resource = {
122 .start = EP93XX_CS6_PHYS_BASE, 184 .start = EP93XX_CS6_PHYS_BASE,
123 .end = EP93XX_CS6_PHYS_BASE + SZ_16M - 1, 185 .end = EP93XX_CS6_PHYS_BASE + SZ_16M - 1,
124 .flags = IORESOURCE_MEM, 186 .flags = IORESOURCE_MEM,
125}; 187};
126 188
127static struct platform_device ts72xx_flash = { 189static struct platform_device ts72xx_nor_flash = {
128 .name = "physmap-flash", 190 .name = "physmap-flash",
129 .id = 0, 191 .id = 0,
130 .dev = { 192 .dev.platform_data = &ts72xx_nor_data,
131 .platform_data = &ts72xx_flash_data, 193 .resource = &ts72xx_nor_resource,
132 }, 194 .num_resources = 1,
133 .num_resources = 1,
134 .resource = &ts72xx_flash_resource,
135}; 195};
136 196
137static void __init ts72xx_register_flash(void) 197static void __init ts72xx_register_flash(void)
138{ 198{
139 if (board_is_ts7200()) 199 if (board_is_ts7200()) {
140 platform_device_register(&ts72xx_flash); 200 platform_device_register(&ts72xx_nor_flash);
201 } else {
202 resource_size_t start;
203
204 if (is_ts9420_installed())
205 start = EP93XX_CS7_PHYS_BASE;
206 else
207 start = EP93XX_CS6_PHYS_BASE;
208
209 ts72xx_nand_resource[0].start = start;
210 ts72xx_nand_resource[0].end = start + SZ_16M - 1;
211
212 platform_device_register(&ts72xx_nand_flash);
213 }
141} 214}
142 215
216
143static unsigned char ts72xx_rtc_readbyte(unsigned long addr) 217static unsigned char ts72xx_rtc_readbyte(unsigned long addr)
144{ 218{
145 __raw_writeb(addr, TS72XX_RTC_INDEX_VIRT_BASE); 219 __raw_writeb(addr, TS72XX_RTC_INDEX_VIRT_BASE);
@@ -186,7 +260,7 @@ static struct platform_device ts72xx_wdt_device = {
186 .resource = ts72xx_wdt_resources, 260 .resource = ts72xx_wdt_resources,
187}; 261};
188 262
189static struct ep93xx_eth_data ts72xx_eth_data = { 263static struct ep93xx_eth_data __initdata ts72xx_eth_data = {
190 .phy_id = 1, 264 .phy_id = 1,
191}; 265};
192 266
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-24 11:14:53 -0500