diff options
author | Alessandro Rubini <rubini@unipv.it> | 2009-07-24 07:30:04 -0400 |
---|---|---|
committer | David Woodhouse <David.Woodhouse@intel.com> | 2009-09-20 09:00:27 -0400 |
commit | 8b85e7cbcfedfcdc2fa1bcc8945f23fc6ad3d07f (patch) | |
tree | 216ec7886005a3fd8780f241865ca9c6d9b2325a | |
parent | 63234717d170d39ee9cc873f29930b0fb142a114 (diff) |
mtd: OneNand support for Nomadik 8815 SoC (on NHK8815 board)
Signed-off-by: Alessandro Rubini <rubini@unipv.it>
Acked-by: Andrea Gallo <andrea.gallo@stericsson.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
-rw-r--r-- | arch/arm/mach-nomadik/board-nhk8815.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/arch/arm/mach-nomadik/board-nhk8815.c b/arch/arm/mach-nomadik/board-nhk8815.c index 59c1dbb686c9..6bfd537d5afb 100644 --- a/arch/arm/mach-nomadik/board-nhk8815.c +++ b/arch/arm/mach-nomadik/board-nhk8815.c | |||
@@ -24,6 +24,7 @@ | |||
24 | #include <asm/mach-types.h> | 24 | #include <asm/mach-types.h> |
25 | #include <asm/mach/arch.h> | 25 | #include <asm/mach/arch.h> |
26 | #include <asm/mach/irq.h> | 26 | #include <asm/mach/irq.h> |
27 | #include <asm/mach/flash.h> | ||
27 | #include <mach/setup.h> | 28 | #include <mach/setup.h> |
28 | #include <mach/nand.h> | 29 | #include <mach/nand.h> |
29 | #include <mach/fsmc.h> | 30 | #include <mach/fsmc.h> |
@@ -112,6 +113,66 @@ static struct platform_device nhk8815_nand_device = { | |||
112 | .num_resources = ARRAY_SIZE(nhk8815_nand_resources), | 113 | .num_resources = ARRAY_SIZE(nhk8815_nand_resources), |
113 | }; | 114 | }; |
114 | 115 | ||
116 | /* These are the partitions for the OneNand device, different from above */ | ||
117 | static struct mtd_partition nhk8815_onenand_partitions[] = { | ||
118 | { | ||
119 | .name = "X-Loader(OneNAND)", | ||
120 | .offset = 0, | ||
121 | .size = SZ_256K, | ||
122 | }, { | ||
123 | .name = "MemInit(OneNAND)", | ||
124 | .offset = MTDPART_OFS_APPEND, | ||
125 | .size = SZ_256K, | ||
126 | }, { | ||
127 | .name = "BootLoader(OneNAND)", | ||
128 | .offset = MTDPART_OFS_APPEND, | ||
129 | .size = SZ_2M-SZ_256K, | ||
130 | }, { | ||
131 | .name = "SysImage(OneNAND)", | ||
132 | .offset = MTDPART_OFS_APPEND, | ||
133 | .size = 4 * SZ_1M, | ||
134 | }, { | ||
135 | .name = "Root Filesystem(OneNAND)", | ||
136 | .offset = MTDPART_OFS_APPEND, | ||
137 | .size = 22 * SZ_1M, | ||
138 | }, { | ||
139 | .name = "User Filesystem(OneNAND)", | ||
140 | .offset = MTDPART_OFS_APPEND, | ||
141 | .size = MTDPART_SIZ_FULL, | ||
142 | } | ||
143 | }; | ||
144 | |||
145 | static struct flash_platform_data nhk8815_onenand_data = { | ||
146 | .parts = nhk8815_onenand_partitions, | ||
147 | .nr_parts = ARRAY_SIZE(nhk8815_onenand_partitions), | ||
148 | }; | ||
149 | |||
150 | static struct resource nhk8815_onenand_resource[] = { | ||
151 | { | ||
152 | .start = 0x30000000, | ||
153 | .end = 0x30000000 + SZ_128K - 1, | ||
154 | .flags = IORESOURCE_MEM, | ||
155 | }, | ||
156 | }; | ||
157 | |||
158 | static struct platform_device nhk8815_onenand_device = { | ||
159 | .name = "onenand", | ||
160 | .id = -1, | ||
161 | .dev = { | ||
162 | .platform_data = &nhk8815_onenand_data, | ||
163 | }, | ||
164 | .resource = nhk8815_onenand_resource, | ||
165 | .num_resources = ARRAY_SIZE(nhk8815_onenand_resource), | ||
166 | }; | ||
167 | |||
168 | static void __init nhk8815_onenand_init(void) | ||
169 | { | ||
170 | #ifdef CONFIG_ONENAND | ||
171 | /* Set up SMCS0 for OneNand */ | ||
172 | writel(0x000030db, FSMC_BCR0); | ||
173 | writel(0x02100551, FSMC_BTR0); | ||
174 | #endif | ||
175 | } | ||
115 | 176 | ||
116 | #define __MEM_4K_RESOURCE(x) \ | 177 | #define __MEM_4K_RESOURCE(x) \ |
117 | .res = {.start = (x), .end = (x) + SZ_4K - 1, .flags = IORESOURCE_MEM} | 178 | .res = {.start = (x), .end = (x) + SZ_4K - 1, .flags = IORESOURCE_MEM} |
@@ -173,6 +234,7 @@ device_initcall(nhk8815_eth_init); | |||
173 | 234 | ||
174 | static struct platform_device *nhk8815_platform_devices[] __initdata = { | 235 | static struct platform_device *nhk8815_platform_devices[] __initdata = { |
175 | &nhk8815_nand_device, | 236 | &nhk8815_nand_device, |
237 | &nhk8815_onenand_device, | ||
176 | &nhk8815_eth_device, | 238 | &nhk8815_eth_device, |
177 | /* will add more devices */ | 239 | /* will add more devices */ |
178 | }; | 240 | }; |
@@ -182,6 +244,7 @@ static void __init nhk8815_platform_init(void) | |||
182 | int i; | 244 | int i; |
183 | 245 | ||
184 | cpu8815_platform_init(); | 246 | cpu8815_platform_init(); |
247 | nhk8815_onenand_init(); | ||
185 | platform_add_devices(nhk8815_platform_devices, | 248 | platform_add_devices(nhk8815_platform_devices, |
186 | ARRAY_SIZE(nhk8815_platform_devices)); | 249 | ARRAY_SIZE(nhk8815_platform_devices)); |
187 | 250 | ||