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authorKukjin Kim <kgene.kim@samsung.com>2010-09-08 06:21:23 -0400
committerKukjin Kim <kgene.kim@samsung.com>2010-10-18 05:33:03 -0400
commite661faa488450786e295ac9b40e89abce8141e92 (patch)
treec331e53fdd50146e1426933416c48c9d7f6a87bb /arch/arm
parent8c14482b8a64755322484bea6fc66e8b1fd91fe0 (diff)
ARM: S5P64X0: Update Audio support
This patch updates Audio and SPI for S5P6440 and S5P6450 SoCs. Signed-off-by: Kukjin Kim <kgene.kim@samsung.com> Cc: Jassi Brar <jassi.brar@samsung.com>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/mach-s5p6440/dev-audio.c127
-rw-r--r--arch/arm/mach-s5p6440/dev-spi.c176
-rw-r--r--arch/arm/mach-s5p6440/include/mach/spi-clocks.h17
-rw-r--r--arch/arm/mach-s5p64x0/dev-audio.c164
-rw-r--r--arch/arm/mach-s5p64x0/dev-spi.c232
-rw-r--r--arch/arm/mach-s5p64x0/include/mach/spi-clocks.h20
-rw-r--r--arch/arm/plat-samsung/include/plat/devs.h5
-rw-r--r--arch/arm/plat-samsung/include/plat/s3c64xx-spi.h2
8 files changed, 422 insertions, 321 deletions
diff --git a/arch/arm/mach-s5p6440/dev-audio.c b/arch/arm/mach-s5p6440/dev-audio.c
deleted file mode 100644
index 3ca0d2b8275d..000000000000
--- a/arch/arm/mach-s5p6440/dev-audio.c
+++ /dev/null
@@ -1,127 +0,0 @@
1/* linux/arch/arm/mach-s5p6440/dev-audio.c
2 *
3 * Copyright (c) 2010 Samsung Electronics Co. Ltd
4 * Jaswinder Singh <jassi.brar@samsung.com>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11#include <linux/platform_device.h>
12#include <linux/dma-mapping.h>
13#include <linux/gpio.h>
14
15#include <plat/gpio-cfg.h>
16#include <plat/audio.h>
17
18#include <mach/map.h>
19#include <mach/dma.h>
20#include <mach/irqs.h>
21
22static int s5p6440_cfg_i2s(struct platform_device *pdev)
23{
24 /* configure GPIO for i2s port */
25 switch (pdev->id) {
26 case -1:
27 s3c_gpio_cfgpin(S5P6440_GPR(4), S3C_GPIO_SFN(5));
28 s3c_gpio_cfgpin(S5P6440_GPR(5), S3C_GPIO_SFN(5));
29 s3c_gpio_cfgpin(S5P6440_GPR(6), S3C_GPIO_SFN(5));
30 s3c_gpio_cfgpin(S5P6440_GPR(7), S3C_GPIO_SFN(5));
31 s3c_gpio_cfgpin(S5P6440_GPR(8), S3C_GPIO_SFN(5));
32 s3c_gpio_cfgpin(S5P6440_GPR(13), S3C_GPIO_SFN(5));
33 s3c_gpio_cfgpin(S5P6440_GPR(14), S3C_GPIO_SFN(5));
34 break;
35
36 default:
37 printk(KERN_ERR "Invalid Device %d\n", pdev->id);
38 return -EINVAL;
39 }
40
41 return 0;
42}
43
44static struct s3c_audio_pdata s3c_i2s_pdata = {
45 .cfg_gpio = s5p6440_cfg_i2s,
46};
47
48static struct resource s5p6440_iis0_resource[] = {
49 [0] = {
50 .start = S5P6440_PA_I2S,
51 .end = S5P6440_PA_I2S + 0x100 - 1,
52 .flags = IORESOURCE_MEM,
53 },
54 [1] = {
55 .start = DMACH_I2S0_TX,
56 .end = DMACH_I2S0_TX,
57 .flags = IORESOURCE_DMA,
58 },
59 [2] = {
60 .start = DMACH_I2S0_RX,
61 .end = DMACH_I2S0_RX,
62 .flags = IORESOURCE_DMA,
63 },
64};
65
66struct platform_device s5p6440_device_iis = {
67 .name = "s3c64xx-iis-v4",
68 .id = -1,
69 .num_resources = ARRAY_SIZE(s5p6440_iis0_resource),
70 .resource = s5p6440_iis0_resource,
71 .dev = {
72 .platform_data = &s3c_i2s_pdata,
73 },
74};
75
76/* PCM Controller platform_devices */
77
78static int s5p6440_pcm_cfg_gpio(struct platform_device *pdev)
79{
80 switch (pdev->id) {
81 case 0:
82 s3c_gpio_cfgpin(S5P6440_GPR(7), S3C_GPIO_SFN(2));
83 s3c_gpio_cfgpin(S5P6440_GPR(13), S3C_GPIO_SFN(2));
84 s3c_gpio_cfgpin(S5P6440_GPR(14), S3C_GPIO_SFN(2));
85 s3c_gpio_cfgpin(S5P6440_GPR(8), S3C_GPIO_SFN(2));
86 s3c_gpio_cfgpin(S5P6440_GPR(6), S3C_GPIO_SFN(2));
87 break;
88
89 default:
90 printk(KERN_DEBUG "Invalid PCM Controller number!");
91 return -EINVAL;
92 }
93
94 return 0;
95}
96
97static struct s3c_audio_pdata s3c_pcm_pdata = {
98 .cfg_gpio = s5p6440_pcm_cfg_gpio,
99};
100
101static struct resource s5p6440_pcm0_resource[] = {
102 [0] = {
103 .start = S5P6440_PA_PCM,
104 .end = S5P6440_PA_PCM + 0x100 - 1,
105 .flags = IORESOURCE_MEM,
106 },
107 [1] = {
108 .start = DMACH_PCM0_TX,
109 .end = DMACH_PCM0_TX,
110 .flags = IORESOURCE_DMA,
111 },
112 [2] = {
113 .start = DMACH_PCM0_RX,
114 .end = DMACH_PCM0_RX,
115 .flags = IORESOURCE_DMA,
116 },
117};
118
119struct platform_device s5p6440_device_pcm = {
120 .name = "samsung-pcm",
121 .id = 0,
122 .num_resources = ARRAY_SIZE(s5p6440_pcm0_resource),
123 .resource = s5p6440_pcm0_resource,
124 .dev = {
125 .platform_data = &s3c_pcm_pdata,
126 },
127};
diff --git a/arch/arm/mach-s5p6440/dev-spi.c b/arch/arm/mach-s5p6440/dev-spi.c
deleted file mode 100644
index 510af44d180c..000000000000
--- a/arch/arm/mach-s5p6440/dev-spi.c
+++ /dev/null
@@ -1,176 +0,0 @@
1/* linux/arch/arm/mach-s5p6440/dev-spi.c
2 *
3 * Copyright (C) 2010 Samsung Electronics Co. Ltd.
4 * Jaswinder Singh <jassi.brar@samsung.com>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11#include <linux/platform_device.h>
12#include <linux/dma-mapping.h>
13#include <linux/gpio.h>
14
15#include <mach/dma.h>
16#include <mach/map.h>
17#include <mach/irqs.h>
18#include <mach/spi-clocks.h>
19
20#include <plat/s3c64xx-spi.h>
21#include <plat/gpio-cfg.h>
22
23static char *spi_src_clks[] = {
24 [S5P6440_SPI_SRCCLK_PCLK] = "pclk",
25 [S5P6440_SPI_SRCCLK_SCLK] = "spi_epll",
26};
27
28/* SPI Controller platform_devices */
29
30/* Since we emulate multi-cs capability, we do not touch the CS.
31 * The emulated CS is toggled by board specific mechanism, as it can
32 * be either some immediate GPIO or some signal out of some other
33 * chip in between ... or some yet another way.
34 * We simply do not assume anything about CS.
35 */
36static int s5p6440_spi_cfg_gpio(struct platform_device *pdev)
37{
38 switch (pdev->id) {
39 case 0:
40 s3c_gpio_cfgpin(S5P6440_GPC(0), S3C_GPIO_SFN(2));
41 s3c_gpio_cfgpin(S5P6440_GPC(1), S3C_GPIO_SFN(2));
42 s3c_gpio_cfgpin(S5P6440_GPC(2), S3C_GPIO_SFN(2));
43 s3c_gpio_setpull(S5P6440_GPC(0), S3C_GPIO_PULL_UP);
44 s3c_gpio_setpull(S5P6440_GPC(1), S3C_GPIO_PULL_UP);
45 s3c_gpio_setpull(S5P6440_GPC(2), S3C_GPIO_PULL_UP);
46 break;
47
48 case 1:
49 s3c_gpio_cfgpin(S5P6440_GPC(4), S3C_GPIO_SFN(2));
50 s3c_gpio_cfgpin(S5P6440_GPC(5), S3C_GPIO_SFN(2));
51 s3c_gpio_cfgpin(S5P6440_GPC(6), S3C_GPIO_SFN(2));
52 s3c_gpio_setpull(S5P6440_GPC(4), S3C_GPIO_PULL_UP);
53 s3c_gpio_setpull(S5P6440_GPC(5), S3C_GPIO_PULL_UP);
54 s3c_gpio_setpull(S5P6440_GPC(6), S3C_GPIO_PULL_UP);
55 break;
56
57 default:
58 dev_err(&pdev->dev, "Invalid SPI Controller number!");
59 return -EINVAL;
60 }
61
62 return 0;
63}
64
65static struct resource s5p6440_spi0_resource[] = {
66 [0] = {
67 .start = S5P6440_PA_SPI0,
68 .end = S5P6440_PA_SPI0 + 0x100 - 1,
69 .flags = IORESOURCE_MEM,
70 },
71 [1] = {
72 .start = DMACH_SPI0_TX,
73 .end = DMACH_SPI0_TX,
74 .flags = IORESOURCE_DMA,
75 },
76 [2] = {
77 .start = DMACH_SPI0_RX,
78 .end = DMACH_SPI0_RX,
79 .flags = IORESOURCE_DMA,
80 },
81 [3] = {
82 .start = IRQ_SPI0,
83 .end = IRQ_SPI0,
84 .flags = IORESOURCE_IRQ,
85 },
86};
87
88static struct s3c64xx_spi_info s5p6440_spi0_pdata = {
89 .cfg_gpio = s5p6440_spi_cfg_gpio,
90 .fifo_lvl_mask = 0x1ff,
91 .rx_lvl_offset = 15,
92};
93
94static u64 spi_dmamask = DMA_BIT_MASK(32);
95
96struct platform_device s5p6440_device_spi0 = {
97 .name = "s3c64xx-spi",
98 .id = 0,
99 .num_resources = ARRAY_SIZE(s5p6440_spi0_resource),
100 .resource = s5p6440_spi0_resource,
101 .dev = {
102 .dma_mask = &spi_dmamask,
103 .coherent_dma_mask = DMA_BIT_MASK(32),
104 .platform_data = &s5p6440_spi0_pdata,
105 },
106};
107
108static struct resource s5p6440_spi1_resource[] = {
109 [0] = {
110 .start = S5P6440_PA_SPI1,
111 .end = S5P6440_PA_SPI1 + 0x100 - 1,
112 .flags = IORESOURCE_MEM,
113 },
114 [1] = {
115 .start = DMACH_SPI1_TX,
116 .end = DMACH_SPI1_TX,
117 .flags = IORESOURCE_DMA,
118 },
119 [2] = {
120 .start = DMACH_SPI1_RX,
121 .end = DMACH_SPI1_RX,
122 .flags = IORESOURCE_DMA,
123 },
124 [3] = {
125 .start = IRQ_SPI1,
126 .end = IRQ_SPI1,
127 .flags = IORESOURCE_IRQ,
128 },
129};
130
131static struct s3c64xx_spi_info s5p6440_spi1_pdata = {
132 .cfg_gpio = s5p6440_spi_cfg_gpio,
133 .fifo_lvl_mask = 0x7f,
134 .rx_lvl_offset = 15,
135};
136
137struct platform_device s5p6440_device_spi1 = {
138 .name = "s3c64xx-spi",
139 .id = 1,
140 .num_resources = ARRAY_SIZE(s5p6440_spi1_resource),
141 .resource = s5p6440_spi1_resource,
142 .dev = {
143 .dma_mask = &spi_dmamask,
144 .coherent_dma_mask = DMA_BIT_MASK(32),
145 .platform_data = &s5p6440_spi1_pdata,
146 },
147};
148
149void __init s5p6440_spi_set_info(int cntrlr, int src_clk_nr, int num_cs)
150{
151 struct s3c64xx_spi_info *pd;
152
153 /* Reject invalid configuration */
154 if (!num_cs || src_clk_nr < 0
155 || src_clk_nr > S5P6440_SPI_SRCCLK_SCLK) {
156 printk(KERN_ERR "%s: Invalid SPI configuration\n", __func__);
157 return;
158 }
159
160 switch (cntrlr) {
161 case 0:
162 pd = &s5p6440_spi0_pdata;
163 break;
164 case 1:
165 pd = &s5p6440_spi1_pdata;
166 break;
167 default:
168 printk(KERN_ERR "%s: Invalid SPI controller(%d)\n",
169 __func__, cntrlr);
170 return;
171 }
172
173 pd->num_cs = num_cs;
174 pd->src_clk_nr = src_clk_nr;
175 pd->src_clk_name = spi_src_clks[src_clk_nr];
176}
diff --git a/arch/arm/mach-s5p6440/include/mach/spi-clocks.h b/arch/arm/mach-s5p6440/include/mach/spi-clocks.h
deleted file mode 100644
index 5fbca50d1cfb..000000000000
--- a/arch/arm/mach-s5p6440/include/mach/spi-clocks.h
+++ /dev/null
@@ -1,17 +0,0 @@
1/* linux/arch/arm/mach-s5p6440/include/mach/spi-clocks.h
2 *
3 * Copyright (C) 2010 Samsung Electronics Co. Ltd.
4 * Jaswinder Singh <jassi.brar@samsung.com>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11#ifndef __S5P6440_PLAT_SPI_CLKS_H
12#define __S5P6440_PLAT_SPI_CLKS_H __FILE__
13
14#define S5P6440_SPI_SRCCLK_PCLK 0
15#define S5P6440_SPI_SRCCLK_SCLK 1
16
17#endif /* __S5P6440_PLAT_SPI_CLKS_H */
diff --git a/arch/arm/mach-s5p64x0/dev-audio.c b/arch/arm/mach-s5p64x0/dev-audio.c
new file mode 100644
index 000000000000..fa097bd68ca4
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/dev-audio.c
@@ -0,0 +1,164 @@
1/* linux/arch/arm/mach-s5p64x0/dev-audio.c
2 *
3 * Copyright (c) 2010 Samsung Electronics Co. Ltd
4 * Jaswinder Singh <jassi.brar@samsung.com>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9*/
10
11#include <linux/platform_device.h>
12#include <linux/dma-mapping.h>
13#include <linux/gpio.h>
14
15#include <plat/gpio-cfg.h>
16#include <plat/audio.h>
17
18#include <mach/map.h>
19#include <mach/dma.h>
20#include <mach/irqs.h>
21
22static int s5p6440_cfg_i2s(struct platform_device *pdev)
23{
24 /* configure GPIO for i2s port */
25 switch (pdev->id) {
26 case -1:
27 s3c_gpio_cfgpin(S5P6440_GPR(4), S3C_GPIO_SFN(5));
28 s3c_gpio_cfgpin(S5P6440_GPR(5), S3C_GPIO_SFN(5));
29 s3c_gpio_cfgpin(S5P6440_GPR(6), S3C_GPIO_SFN(5));
30 s3c_gpio_cfgpin(S5P6440_GPR(7), S3C_GPIO_SFN(5));
31 s3c_gpio_cfgpin(S5P6440_GPR(8), S3C_GPIO_SFN(5));
32 s3c_gpio_cfgpin(S5P6440_GPR(13), S3C_GPIO_SFN(5));
33 s3c_gpio_cfgpin(S5P6440_GPR(14), S3C_GPIO_SFN(5));
34 break;
35
36 default:
37 printk(KERN_ERR "Invalid Device %d\n", pdev->id);
38 return -EINVAL;
39 }
40
41 return 0;
42}
43
44static int s5p6450_cfg_i2s(struct platform_device *pdev)
45{
46 /* configure GPIO for i2s port */
47 switch (pdev->id) {
48 case -1:
49 s3c_gpio_cfgpin(S5P6450_GPB(4), S3C_GPIO_SFN(5));
50 s3c_gpio_cfgpin(S5P6450_GPR(4), S3C_GPIO_SFN(5));
51 s3c_gpio_cfgpin(S5P6450_GPR(5), S3C_GPIO_SFN(5));
52 s3c_gpio_cfgpin(S5P6450_GPR(6), S3C_GPIO_SFN(5));
53 s3c_gpio_cfgpin(S5P6450_GPR(7), S3C_GPIO_SFN(5));
54 s3c_gpio_cfgpin(S5P6450_GPR(8), S3C_GPIO_SFN(5));
55 s3c_gpio_cfgpin(S5P6450_GPR(13), S3C_GPIO_SFN(5));
56 s3c_gpio_cfgpin(S5P6450_GPR(14), S3C_GPIO_SFN(5));
57 break;
58
59 default:
60 printk(KERN_ERR "Invalid Device %d\n", pdev->id);
61 return -EINVAL;
62 }
63
64 return 0;
65}
66
67static struct s3c_audio_pdata s5p6440_i2s_pdata = {
68 .cfg_gpio = s5p6440_cfg_i2s,
69};
70
71static struct s3c_audio_pdata s5p6450_i2s_pdata = {
72 .cfg_gpio = s5p6450_cfg_i2s,
73};
74
75static struct resource s5p64x0_iis0_resource[] = {
76 [0] = {
77 .start = S5P64X0_PA_I2S,
78 .end = S5P64X0_PA_I2S + 0x100 - 1,
79 .flags = IORESOURCE_MEM,
80 },
81 [1] = {
82 .start = DMACH_I2S0_TX,
83 .end = DMACH_I2S0_TX,
84 .flags = IORESOURCE_DMA,
85 },
86 [2] = {
87 .start = DMACH_I2S0_RX,
88 .end = DMACH_I2S0_RX,
89 .flags = IORESOURCE_DMA,
90 },
91};
92
93struct platform_device s5p6440_device_iis = {
94 .name = "s3c64xx-iis-v4",
95 .id = -1,
96 .num_resources = ARRAY_SIZE(s5p64x0_iis0_resource),
97 .resource = s5p64x0_iis0_resource,
98 .dev = {
99 .platform_data = &s5p6440_i2s_pdata,
100 },
101};
102
103struct platform_device s5p6450_device_iis0 = {
104 .name = "s3c64xx-iis-v4",
105 .id = -1,
106 .num_resources = ARRAY_SIZE(s5p64x0_iis0_resource),
107 .resource = s5p64x0_iis0_resource,
108 .dev = {
109 .platform_data = &s5p6450_i2s_pdata,
110 },
111};
112
113/* PCM Controller platform_devices */
114
115static int s5p6440_pcm_cfg_gpio(struct platform_device *pdev)
116{
117 switch (pdev->id) {
118 case 0:
119 s3c_gpio_cfgpin(S5P6440_GPR(7), S3C_GPIO_SFN(2));
120 s3c_gpio_cfgpin(S5P6440_GPR(13), S3C_GPIO_SFN(2));
121 s3c_gpio_cfgpin(S5P6440_GPR(14), S3C_GPIO_SFN(2));
122 s3c_gpio_cfgpin(S5P6440_GPR(8), S3C_GPIO_SFN(2));
123 s3c_gpio_cfgpin(S5P6440_GPR(6), S3C_GPIO_SFN(2));
124 break;
125
126 default:
127 printk(KERN_DEBUG "Invalid PCM Controller number!");
128 return -EINVAL;
129 }
130
131 return 0;
132}
133
134static struct s3c_audio_pdata s5p6440_pcm_pdata = {
135 .cfg_gpio = s5p6440_pcm_cfg_gpio,
136};
137
138static struct resource s5p6440_pcm0_resource[] = {
139 [0] = {
140 .start = S5P64X0_PA_PCM,
141 .end = S5P64X0_PA_PCM + 0x100 - 1,
142 .flags = IORESOURCE_MEM,
143 },
144 [1] = {
145 .start = DMACH_PCM0_TX,
146 .end = DMACH_PCM0_TX,
147 .flags = IORESOURCE_DMA,
148 },
149 [2] = {
150 .start = DMACH_PCM0_RX,
151 .end = DMACH_PCM0_RX,
152 .flags = IORESOURCE_DMA,
153 },
154};
155
156struct platform_device s5p6440_device_pcm = {
157 .name = "samsung-pcm",
158 .id = 0,
159 .num_resources = ARRAY_SIZE(s5p6440_pcm0_resource),
160 .resource = s5p6440_pcm0_resource,
161 .dev = {
162 .platform_data = &s5p6440_pcm_pdata,
163 },
164};
diff --git a/arch/arm/mach-s5p64x0/dev-spi.c b/arch/arm/mach-s5p64x0/dev-spi.c
new file mode 100644
index 000000000000..5b69ec4c8af3
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/dev-spi.c
@@ -0,0 +1,232 @@
1/* linux/arch/arm/mach-s5p64x0/dev-spi.c
2 *
3 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
4 * http://www.samsung.com
5 *
6 * Copyright (C) 2010 Samsung Electronics Co. Ltd.
7 * Jaswinder Singh <jassi.brar@samsung.com>
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
12*/
13
14#include <linux/platform_device.h>
15#include <linux/dma-mapping.h>
16#include <linux/gpio.h>
17
18#include <mach/dma.h>
19#include <mach/map.h>
20#include <mach/irqs.h>
21#include <mach/regs-clock.h>
22#include <mach/spi-clocks.h>
23
24#include <plat/s3c64xx-spi.h>
25#include <plat/gpio-cfg.h>
26
27static char *s5p64x0_spi_src_clks[] = {
28 [S5P64X0_SPI_SRCCLK_PCLK] = "pclk",
29 [S5P64X0_SPI_SRCCLK_SCLK] = "sclk_spi",
30};
31
32/* SPI Controller platform_devices */
33
34/* Since we emulate multi-cs capability, we do not touch the CS.
35 * The emulated CS is toggled by board specific mechanism, as it can
36 * be either some immediate GPIO or some signal out of some other
37 * chip in between ... or some yet another way.
38 * We simply do not assume anything about CS.
39 */
40static int s5p6440_spi_cfg_gpio(struct platform_device *pdev)
41{
42 switch (pdev->id) {
43 case 0:
44 s3c_gpio_cfgpin(S5P6440_GPC(0), S3C_GPIO_SFN(2));
45 s3c_gpio_cfgpin(S5P6440_GPC(1), S3C_GPIO_SFN(2));
46 s3c_gpio_cfgpin(S5P6440_GPC(2), S3C_GPIO_SFN(2));
47 s3c_gpio_setpull(S5P6440_GPC(0), S3C_GPIO_PULL_UP);
48 s3c_gpio_setpull(S5P6440_GPC(1), S3C_GPIO_PULL_UP);
49 s3c_gpio_setpull(S5P6440_GPC(2), S3C_GPIO_PULL_UP);
50 break;
51
52 case 1:
53 s3c_gpio_cfgpin(S5P6440_GPC(4), S3C_GPIO_SFN(2));
54 s3c_gpio_cfgpin(S5P6440_GPC(5), S3C_GPIO_SFN(2));
55 s3c_gpio_cfgpin(S5P6440_GPC(6), S3C_GPIO_SFN(2));
56 s3c_gpio_setpull(S5P6440_GPC(4), S3C_GPIO_PULL_UP);
57 s3c_gpio_setpull(S5P6440_GPC(5), S3C_GPIO_PULL_UP);
58 s3c_gpio_setpull(S5P6440_GPC(6), S3C_GPIO_PULL_UP);
59 break;
60
61 default:
62 dev_err(&pdev->dev, "Invalid SPI Controller number!");
63 return -EINVAL;
64 }
65
66 return 0;
67}
68
69static int s5p6450_spi_cfg_gpio(struct platform_device *pdev)
70{
71 switch (pdev->id) {
72 case 0:
73 s3c_gpio_cfgpin(S5P6450_GPC(0), S3C_GPIO_SFN(2));
74 s3c_gpio_cfgpin(S5P6450_GPC(1), S3C_GPIO_SFN(2));
75 s3c_gpio_cfgpin(S5P6450_GPC(2), S3C_GPIO_SFN(2));
76 s3c_gpio_setpull(S5P6450_GPC(0), S3C_GPIO_PULL_UP);
77 s3c_gpio_setpull(S5P6450_GPC(1), S3C_GPIO_PULL_UP);
78 s3c_gpio_setpull(S5P6450_GPC(2), S3C_GPIO_PULL_UP);
79 break;
80
81 case 1:
82 s3c_gpio_cfgpin(S5P6450_GPC(4), S3C_GPIO_SFN(2));
83 s3c_gpio_cfgpin(S5P6450_GPC(5), S3C_GPIO_SFN(2));
84 s3c_gpio_cfgpin(S5P6450_GPC(6), S3C_GPIO_SFN(2));
85 s3c_gpio_setpull(S5P6450_GPC(4), S3C_GPIO_PULL_UP);
86 s3c_gpio_setpull(S5P6450_GPC(5), S3C_GPIO_PULL_UP);
87 s3c_gpio_setpull(S5P6450_GPC(6), S3C_GPIO_PULL_UP);
88 break;
89
90 default:
91 dev_err(&pdev->dev, "Invalid SPI Controller number!");
92 return -EINVAL;
93 }
94
95 return 0;
96}
97
98static struct resource s5p64x0_spi0_resource[] = {
99 [0] = {
100 .start = S5P64X0_PA_SPI0,
101 .end = S5P64X0_PA_SPI0 + 0x100 - 1,
102 .flags = IORESOURCE_MEM,
103 },
104 [1] = {
105 .start = DMACH_SPI0_TX,
106 .end = DMACH_SPI0_TX,
107 .flags = IORESOURCE_DMA,
108 },
109 [2] = {
110 .start = DMACH_SPI0_RX,
111 .end = DMACH_SPI0_RX,
112 .flags = IORESOURCE_DMA,
113 },
114 [3] = {
115 .start = IRQ_SPI0,
116 .end = IRQ_SPI0,
117 .flags = IORESOURCE_IRQ,
118 },
119};
120
121static struct s3c64xx_spi_info s5p6440_spi0_pdata = {
122 .cfg_gpio = s5p6440_spi_cfg_gpio,
123 .fifo_lvl_mask = 0x1ff,
124 .rx_lvl_offset = 15,
125};
126
127static struct s3c64xx_spi_info s5p6450_spi0_pdata = {
128 .cfg_gpio = s5p6450_spi_cfg_gpio,
129 .fifo_lvl_mask = 0x1ff,
130 .rx_lvl_offset = 15,
131};
132
133static u64 spi_dmamask = DMA_BIT_MASK(32);
134
135struct platform_device s5p64x0_device_spi0 = {
136 .name = "s3c64xx-spi",
137 .id = 0,
138 .num_resources = ARRAY_SIZE(s5p64x0_spi0_resource),
139 .resource = s5p64x0_spi0_resource,
140 .dev = {
141 .dma_mask = &spi_dmamask,
142 .coherent_dma_mask = DMA_BIT_MASK(32),
143 },
144};
145
146static struct resource s5p64x0_spi1_resource[] = {
147 [0] = {
148 .start = S5P64X0_PA_SPI1,
149 .end = S5P64X0_PA_SPI1 + 0x100 - 1,
150 .flags = IORESOURCE_MEM,
151 },
152 [1] = {
153 .start = DMACH_SPI1_TX,
154 .end = DMACH_SPI1_TX,
155 .flags = IORESOURCE_DMA,
156 },
157 [2] = {
158 .start = DMACH_SPI1_RX,
159 .end = DMACH_SPI1_RX,
160 .flags = IORESOURCE_DMA,
161 },
162 [3] = {
163 .start = IRQ_SPI1,
164 .end = IRQ_SPI1,
165 .flags = IORESOURCE_IRQ,
166 },
167};
168
169static struct s3c64xx_spi_info s5p6440_spi1_pdata = {
170 .cfg_gpio = s5p6440_spi_cfg_gpio,
171 .fifo_lvl_mask = 0x7f,
172 .rx_lvl_offset = 15,
173};
174
175static struct s3c64xx_spi_info s5p6450_spi1_pdata = {
176 .cfg_gpio = s5p6450_spi_cfg_gpio,
177 .fifo_lvl_mask = 0x7f,
178 .rx_lvl_offset = 15,
179};
180
181struct platform_device s5p64x0_device_spi1 = {
182 .name = "s3c64xx-spi",
183 .id = 1,
184 .num_resources = ARRAY_SIZE(s5p64x0_spi1_resource),
185 .resource = s5p64x0_spi1_resource,
186 .dev = {
187 .dma_mask = &spi_dmamask,
188 .coherent_dma_mask = DMA_BIT_MASK(32),
189 },
190};
191
192void __init s5p64x0_spi_set_info(int cntrlr, int src_clk_nr, int num_cs)
193{
194 unsigned int id;
195 struct s3c64xx_spi_info *pd;
196
197 id = __raw_readl(S5P64X0_SYS_ID) & 0xFF000;
198
199 /* Reject invalid configuration */
200 if (!num_cs || src_clk_nr < 0
201 || src_clk_nr > S5P64X0_SPI_SRCCLK_SCLK) {
202 printk(KERN_ERR "%s: Invalid SPI configuration\n", __func__);
203 return;
204 }
205
206 switch (cntrlr) {
207 case 0:
208 if (id == 0x50000)
209 pd = &s5p6450_spi0_pdata;
210 else
211 pd = &s5p6440_spi0_pdata;
212
213 s5p64x0_device_spi0.dev.platform_data = pd;
214 break;
215 case 1:
216 if (id == 0x50000)
217 pd = &s5p6450_spi1_pdata;
218 else
219 pd = &s5p6440_spi1_pdata;
220
221 s5p64x0_device_spi1.dev.platform_data = pd;
222 break;
223 default:
224 printk(KERN_ERR "%s: Invalid SPI controller(%d)\n",
225 __func__, cntrlr);
226 return;
227 }
228
229 pd->num_cs = num_cs;
230 pd->src_clk_nr = src_clk_nr;
231 pd->src_clk_name = s5p64x0_spi_src_clks[src_clk_nr];
232}
diff --git a/arch/arm/mach-s5p64x0/include/mach/spi-clocks.h b/arch/arm/mach-s5p64x0/include/mach/spi-clocks.h
new file mode 100644
index 000000000000..170a20a9643a
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/include/mach/spi-clocks.h
@@ -0,0 +1,20 @@
1/* linux/arch/arm/mach-s5p64x0/include/mach/spi-clocks.h
2 *
3 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
4 * http://www.samsung.com
5 *
6 * Copyright (C) 2010 Samsung Electronics Co. Ltd.
7 * Jaswinder Singh <jassi.brar@samsung.com>
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
12*/
13
14#ifndef __ASM_ARCH_SPI_CLKS_H
15#define __ASM_ARCH_SPI_CLKS_H __FILE__
16
17#define S5P64X0_SPI_SRCCLK_PCLK 0
18#define S5P64X0_SPI_SRCCLK_SCLK 1
19
20#endif /* __ASM_ARCH_SPI_CLKS_H */
diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h
index cb12102fcdce..7d448e138792 100644
--- a/arch/arm/plat-samsung/include/plat/devs.h
+++ b/arch/arm/plat-samsung/include/plat/devs.h
@@ -67,6 +67,8 @@ extern struct platform_device s5pv210_device_spi0;
67extern struct platform_device s5pv210_device_spi1; 67extern struct platform_device s5pv210_device_spi1;
68extern struct platform_device s5p6440_device_spi0; 68extern struct platform_device s5p6440_device_spi0;
69extern struct platform_device s5p6440_device_spi1; 69extern struct platform_device s5p6440_device_spi1;
70extern struct platform_device s5p6450_device_spi0;
71extern struct platform_device s5p6450_device_spi1;
70 72
71extern struct platform_device s3c_device_hwmon; 73extern struct platform_device s3c_device_hwmon;
72 74
@@ -95,6 +97,9 @@ extern struct platform_device s5p6442_device_spi;
95extern struct platform_device s5p6440_device_pcm; 97extern struct platform_device s5p6440_device_pcm;
96extern struct platform_device s5p6440_device_iis; 98extern struct platform_device s5p6440_device_iis;
97 99
100extern struct platform_device s5p6450_device_iis0;
101extern struct platform_device s5p6450_device_pcm0;
102
98extern struct platform_device s5pc100_device_ac97; 103extern struct platform_device s5pc100_device_ac97;
99extern struct platform_device s5pc100_device_pcm0; 104extern struct platform_device s5pc100_device_pcm0;
100extern struct platform_device s5pc100_device_pcm1; 105extern struct platform_device s5pc100_device_pcm1;
diff --git a/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h b/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h
index e5aba8f95b79..ae8e802bdca8 100644
--- a/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h
+++ b/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h
@@ -65,7 +65,7 @@ struct s3c64xx_spi_info {
65extern void s3c64xx_spi_set_info(int cntrlr, int src_clk_nr, int num_cs); 65extern void s3c64xx_spi_set_info(int cntrlr, int src_clk_nr, int num_cs);
66extern void s5pc100_spi_set_info(int cntrlr, int src_clk_nr, int num_cs); 66extern void s5pc100_spi_set_info(int cntrlr, int src_clk_nr, int num_cs);
67extern void s5pv210_spi_set_info(int cntrlr, int src_clk_nr, int num_cs); 67extern void s5pv210_spi_set_info(int cntrlr, int src_clk_nr, int num_cs);
68extern void s5p6440_spi_set_info(int cntrlr, int src_clk_nr, int num_cs); 68extern void s5p64x0_spi_set_info(int cntrlr, int src_clk_nr, int num_cs);
69extern void s5p6442_spi_set_info(int cntrlr, int src_clk_nr, int num_cs); 69extern void s5p6442_spi_set_info(int cntrlr, int src_clk_nr, int num_cs);
70 70
71#endif /* __S3C64XX_PLAT_SPI_H */ 71#endif /* __S3C64XX_PLAT_SPI_H */
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-05 22:15:08 -0500