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2023-12-08 01573e231f18eb2d99162747186f59511f56b64d 
 kernel/arch/mips/alchemy/devboards/db1000.c
....@@ -1,22 +1,9 @@
1
+// SPDX-License-Identifier: GPL-2.0-or-later
12 /*
23  * DBAu1000/1500/1100 PBAu1100/1500 board support
34  *
45  * Copyright 2000, 2008 MontaVista Software Inc.
56  * Author: MontaVista Software, Inc. <source@mvista.com>
6
- *
7
- * This program is free software; you can redistribute it and/or modify
8
- * it under the terms of the GNU General Public License as published by
9
- * the Free Software Foundation; either version 2 of the License, or
10
- * (at your option) any later version.
11
- *
12
- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with this program; if not, write to the Free Software
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- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
207  */
218 
229 #include <linux/clk.h>
....@@ -82,6 +69,8 @@
8269 	return -1;
8370 }
8471 
72
+static u64 au1xxx_all_dmamask = DMA_BIT_MASK(32);
73
+
8574 static struct resource alchemy_pci_host_res[] = {
8675 	[0] = {
8776 		.start	= AU1500_PCI_PHYS_ADDR,
....@@ -120,13 +109,11 @@
120109 	}
121110 };
122111 
123
-static u64 au1100_lcd_dmamask = DMA_BIT_MASK(32);
124
-
125112 static struct platform_device au1100_lcd_device = {
126113 	.name		= "au1100-lcd",
127114 	.id		= 0,
128115 	.dev = {
129
-		.dma_mask		= &au1100_lcd_dmamask,
116
+		.dma_mask		= &au1xxx_all_dmamask,
130117 		.coherent_dma_mask	= DMA_BIT_MASK(32),
131118 	},
132119 	.num_resources	= ARRAY_SIZE(au1100_lcd_resources),
....@@ -170,6 +157,10 @@
170157 
171158 static struct platform_device db1x00_audio_dev = {
172159 	.name		= "db1000-audio",
160
+	.dev = {
161
+		.dma_mask		= &au1xxx_all_dmamask,
162
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
163
+	},
173164 };
174165 
175166 /******************************************************************************/
....@@ -338,13 +329,11 @@
338329 	}
339330 };
340331 
341
-static u64 au1xxx_mmc_dmamask =	 DMA_BIT_MASK(32);
342
-
343332 static struct platform_device db1100_mmc0_dev = {
344333 	.name		= "au1xxx-mmc",
345334 	.id		= 0,
346335 	.dev = {
347
-		.dma_mask		= &au1xxx_mmc_dmamask,
336
+		.dma_mask		= &au1xxx_all_dmamask,
348337 		.coherent_dma_mask	= DMA_BIT_MASK(32),
349338 		.platform_data		= &db1100_mmc_platdata[0],
350339 	},
....@@ -379,64 +368,12 @@
379368 	.name		= "au1xxx-mmc",
380369 	.id		= 1,
381370 	.dev = {
382
-		.dma_mask		= &au1xxx_mmc_dmamask,
371
+		.dma_mask		= &au1xxx_all_dmamask,
383372 		.coherent_dma_mask	= DMA_BIT_MASK(32),
384373 		.platform_data		= &db1100_mmc_platdata[1],
385374 	},
386375 	.num_resources	= ARRAY_SIZE(au1100_mmc1_res),
387376 	.resource	= au1100_mmc1_res,
388
-};
389
-
390
-/******************************************************************************/
391
-
392
-static void db1000_irda_set_phy_mode(int mode)
393
-{
394
-	unsigned short mask = BCSR_RESETS_IRDA_MODE_MASK | BCSR_RESETS_FIR_SEL;
395
-
396
-	switch (mode) {
397
-	case AU1000_IRDA_PHY_MODE_OFF:
398
-		bcsr_mod(BCSR_RESETS, mask, BCSR_RESETS_IRDA_MODE_OFF);
399
-		break;
400
-	case AU1000_IRDA_PHY_MODE_SIR:
401
-		bcsr_mod(BCSR_RESETS, mask, BCSR_RESETS_IRDA_MODE_FULL);
402
-		break;
403
-	case AU1000_IRDA_PHY_MODE_FIR:
404
-		bcsr_mod(BCSR_RESETS, mask, BCSR_RESETS_IRDA_MODE_FULL |
405
-					    BCSR_RESETS_FIR_SEL);
406
-		break;
407
-	}
408
-}
409
-
410
-static struct au1k_irda_platform_data db1000_irda_platdata = {
411
-	.set_phy_mode	= db1000_irda_set_phy_mode,
412
-};
413
-
414
-static struct resource au1000_irda_res[] = {
415
-	[0] = {
416
-		.start	= AU1000_IRDA_PHYS_ADDR,
417
-		.end	= AU1000_IRDA_PHYS_ADDR + 0x0fff,
418
-		.flags	= IORESOURCE_MEM,
419
-	},
420
-	[1] = {
421
-		.start	= AU1000_IRDA_TX_INT,
422
-		.end	= AU1000_IRDA_TX_INT,
423
-		.flags	= IORESOURCE_IRQ,
424
-	},
425
-	[2] = {
426
-		.start	= AU1000_IRDA_RX_INT,
427
-		.end	= AU1000_IRDA_RX_INT,
428
-		.flags	= IORESOURCE_IRQ,
429
-	},
430
-};
431
-
432
-static struct platform_device db1000_irda_dev = {
433
-	.name	= "au1000-irda",
434
-	.id	= -1,
435
-	.dev	= {
436
-		.platform_data = &db1000_irda_platdata,
437
-	},
438
-	.resource	= au1000_irda_res,
439
-	.num_resources	= ARRAY_SIZE(au1000_irda_res),
440377 };
441378 
442379 /******************************************************************************/
....@@ -468,6 +405,8 @@
468405 	.id		= 0,
469406 	.dev		= {
470407 		.platform_data	= &db1100_spictl_pd,
408
+		.dma_mask		= &au1xxx_all_dmamask,
409
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
471410 	},
472411 };
473412 
....@@ -497,15 +436,10 @@
497436 	&db1x00_audio_dev,
498437 };
499438 
500
-static struct platform_device *db1000_devs[] = {
501
-	&db1000_irda_dev,
502
-};
503
-
504439 static struct platform_device *db1100_devs[] = {
505440 	&au1100_lcd_device,
506441 	&db1100_mmc0_dev,
507442 	&db1100_mmc1_dev,
508
-	&db1000_irda_dev,
509443 };
510444 
511445 int __init db1000_dev_setup(void)
....@@ -565,7 +499,6 @@
565499 		d1 = 3; /* GPIO number, NOT irq! */
566500 		s0 = AU1000_GPIO1_INT;
567501 		s1 = AU1000_GPIO4_INT;
568
-		platform_add_devices(db1000_devs, ARRAY_SIZE(db1000_devs));
569502 	} else if ((board == BCSR_WHOAMI_PB1500) ||
570503 		   (board == BCSR_WHOAMI_PB1500R2)) {
571504 		c0 = AU1500_GPIO203_INT;