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authorAlberto Panizzo <maramaopercheseimorto@gmail.com>2009-05-19 04:01:03 -0400
committerSascha Hauer <s.hauer@pengutronix.de>2009-05-19 05:24:57 -0400
commit5e9145edcc368295cb353872b4a6026e13f5565e (patch)
tree678702107a3b320bde0ee73f61cb121ed3d1205b
parent135cad366b4e7d6a79f6369f6cb5b721985aa62f (diff)
Atmark Armadillo 500 board support.
Signed-off-by: Alberto Panizzo <maramaopercheseimorto@gmail.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat
-rw-r--r--arch/arm/mach-mx3/Kconfig7
-rw-r--r--arch/arm/mach-mx3/Makefile1
-rw-r--r--arch/arm/mach-mx3/armadillo5x0.c309
-rw-r--r--arch/arm/plat-mxc/include/mach/board-armadillo5x0.h22
-rw-r--r--arch/arm/plat-mxc/include/mach/debug-macro.S3
5 files changed, 342 insertions, 0 deletions
diff --git a/arch/arm/mach-mx3/Kconfig b/arch/arm/mach-mx3/Kconfig
index 32e45155089a..ebab18a661ef 100644
--- a/arch/arm/mach-mx3/Kconfig
+++ b/arch/arm/mach-mx3/Kconfig
@@ -75,4 +75,11 @@ config MACH_PCM043
75 Include support for Phytec pcm043 platform. This includes 75 Include support for Phytec pcm043 platform. This includes
76 specific configurations for the board and its peripherals. 76 specific configurations for the board and its peripherals.
77 77
78config MACH_ARMADILLO5X0
79 bool "Support Atmark Armadillo-500 Development Base Board"
80 select ARCH_MX31
81 help
82 Include support for Atmark Armadillo-500 platform. This includes
83 specific configurations for the board and its peripherals.
84
78endif 85endif
diff --git a/arch/arm/mach-mx3/Makefile b/arch/arm/mach-mx3/Makefile
index cd6547b61b1e..611812bfe1d3 100644
--- a/arch/arm/mach-mx3/Makefile
+++ b/arch/arm/mach-mx3/Makefile
@@ -15,3 +15,4 @@ obj-$(CONFIG_MACH_MX31MOBOARD) += mx31moboard.o mx31moboard-devboard.o \
15 mx31moboard-marxbot.o 15 mx31moboard-marxbot.o
16obj-$(CONFIG_MACH_QONG) += qong.o 16obj-$(CONFIG_MACH_QONG) += qong.o
17obj-$(CONFIG_MACH_PCM043) += pcm043.o 17obj-$(CONFIG_MACH_PCM043) += pcm043.o
18obj-$(CONFIG_MACH_ARMADILLO5X0) += armadillo5x0.o
diff --git a/arch/arm/mach-mx3/armadillo5x0.c b/arch/arm/mach-mx3/armadillo5x0.c
new file mode 100644
index 000000000000..cac4538e20eb
--- /dev/null
+++ b/arch/arm/mach-mx3/armadillo5x0.c
@@ -0,0 +1,309 @@
1/*
2 * armadillo5x0.c
3 *
4 * Copyright 2009 Alberto Panizzo <maramaopercheseimorto@gmail.com>
5 * updates in http://alberdroid.blogspot.com/
6 *
7 * Based on Atmark Techno, Inc. armadillo 500 BSP 2008
8 * Based on mx31ads.c and pcm037.c Great Work!
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
23 * MA 02110-1301, USA.
24 */
25
26#include <linux/types.h>
27#include <linux/init.h>
28#include <linux/clk.h>
29#include <linux/platform_device.h>
30#include <linux/gpio.h>
31#include <linux/smsc911x.h>
32#include <linux/interrupt.h>
33#include <linux/irq.h>
34
35#include <mach/hardware.h>
36#include <asm/mach-types.h>
37#include <asm/mach/arch.h>
38#include <asm/mach/time.h>
39#include <asm/memory.h>
40#include <asm/mach/map.h>
41
42#include <mach/common.h>
43#include <mach/imx-uart.h>
44#include <mach/iomux-mx3.h>
45#include <mach/board-armadillo5x0.h>
46#include <mach/mmc.h>
47#include <mach/ipu.h>
48#include <mach/mx3fb.h>
49
50#include "devices.h"
51
52static int armadillo5x0_pins[] = {
53 /* UART1 */
54 MX31_PIN_CTS1__CTS1,
55 MX31_PIN_RTS1__RTS1,
56 MX31_PIN_TXD1__TXD1,
57 MX31_PIN_RXD1__RXD1,
58 /* UART2 */
59 MX31_PIN_CTS2__CTS2,
60 MX31_PIN_RTS2__RTS2,
61 MX31_PIN_TXD2__TXD2,
62 MX31_PIN_RXD2__RXD2,
63 /* LAN9118_IRQ */
64 IOMUX_MODE(MX31_PIN_GPIO1_0, IOMUX_CONFIG_GPIO),
65 /* SDHC1 */
66 MX31_PIN_SD1_DATA3__SD1_DATA3,
67 MX31_PIN_SD1_DATA2__SD1_DATA2,
68 MX31_PIN_SD1_DATA1__SD1_DATA1,
69 MX31_PIN_SD1_DATA0__SD1_DATA0,
70 MX31_PIN_SD1_CLK__SD1_CLK,
71 MX31_PIN_SD1_CMD__SD1_CMD,
72 /* Framebuffer */
73 MX31_PIN_LD0__LD0,
74 MX31_PIN_LD1__LD1,
75 MX31_PIN_LD2__LD2,
76 MX31_PIN_LD3__LD3,
77 MX31_PIN_LD4__LD4,
78 MX31_PIN_LD5__LD5,
79 MX31_PIN_LD6__LD6,
80 MX31_PIN_LD7__LD7,
81 MX31_PIN_LD8__LD8,
82 MX31_PIN_LD9__LD9,
83 MX31_PIN_LD10__LD10,
84 MX31_PIN_LD11__LD11,
85 MX31_PIN_LD12__LD12,
86 MX31_PIN_LD13__LD13,
87 MX31_PIN_LD14__LD14,
88 MX31_PIN_LD15__LD15,
89 MX31_PIN_LD16__LD16,
90 MX31_PIN_LD17__LD17,
91 MX31_PIN_VSYNC3__VSYNC3,
92 MX31_PIN_HSYNC__HSYNC,
93 MX31_PIN_FPSHIFT__FPSHIFT,
94 MX31_PIN_DRDY0__DRDY0,
95 IOMUX_MODE(MX31_PIN_LCS1, IOMUX_CONFIG_GPIO), /*ADV7125_PSAVE*/
96
97};
98
99/*
100 * FB support
101 */
102static const struct fb_videomode fb_modedb[] = {
103 { /* 640x480 @ 60 Hz */
104 .name = "CRT-VGA",
105 .refresh = 60,
106 .xres = 640,
107 .yres = 480,
108 .pixclock = 39721,
109 .left_margin = 35,
110 .right_margin = 115,
111 .upper_margin = 43,
112 .lower_margin = 1,
113 .hsync_len = 10,
114 .vsync_len = 1,
115 .sync = FB_SYNC_OE_ACT_HIGH,
116 .vmode = FB_VMODE_NONINTERLACED,
117 .flag = 0,
118 }, {/* 800x600 @ 56 Hz */
119 .name = "CRT-SVGA",
120 .refresh = 56,
121 .xres = 800,
122 .yres = 600,
123 .pixclock = 30000,
124 .left_margin = 30,
125 .right_margin = 108,
126 .upper_margin = 13,
127 .lower_margin = 10,
128 .hsync_len = 10,
129 .vsync_len = 1,
130 .sync = FB_SYNC_OE_ACT_HIGH | FB_SYNC_HOR_HIGH_ACT |
131 FB_SYNC_VERT_HIGH_ACT,
132 .vmode = FB_VMODE_NONINTERLACED,
133 .flag = 0,
134 },
135};
136
137static struct ipu_platform_data mx3_ipu_data = {
138 .irq_base = MXC_IPU_IRQ_START,
139};
140
141static struct mx3fb_platform_data mx3fb_pdata = {
142 .dma_dev = &mx3_ipu.dev,
143 .name = "CRT-VGA",
144 .mode = fb_modedb,
145 .num_modes = ARRAY_SIZE(fb_modedb),
146};
147
148/*
149 * SDHC 1
150 * MMC support
151 */
152static int armadillo5x0_sdhc1_get_ro(struct device *dev)
153{
154 return gpio_get_value(IOMUX_TO_GPIO(MX31_PIN_ATA_RESET_B));
155}
156
157static int armadillo5x0_sdhc1_init(struct device *dev,
158 irq_handler_t detect_irq, void *data)
159{
160 int ret;
161 int gpio_det, gpio_wp;
162
163 gpio_det = IOMUX_TO_GPIO(MX31_PIN_ATA_DMACK);
164 gpio_wp = IOMUX_TO_GPIO(MX31_PIN_ATA_RESET_B);
165
166 ret = gpio_request(gpio_det, "sdhc-card-detect");
167 if (ret)
168 return ret;
169
170 gpio_direction_input(gpio_det);
171
172 ret = gpio_request(gpio_wp, "sdhc-write-protect");
173 if (ret)
174 goto err_gpio_free;
175
176 gpio_direction_input(gpio_wp);
177
178 /* When supported the trigger type have to be BOTH */
179 ret = request_irq(IOMUX_TO_IRQ(MX31_PIN_ATA_DMACK), detect_irq,
180 IRQF_DISABLED | IRQF_TRIGGER_FALLING,
181 "sdhc-detect", data);
182
183 if (ret)
184 goto err_gpio_free_2;
185
186 return 0;
187
188err_gpio_free_2:
189 gpio_free(gpio_wp);
190
191err_gpio_free:
192 gpio_free(gpio_det);
193
194 return ret;
195
196}
197
198static void armadillo5x0_sdhc1_exit(struct device *dev, void *data)
199{
200 free_irq(IOMUX_TO_IRQ(MX31_PIN_ATA_DMACK), data);
201 gpio_free(IOMUX_TO_GPIO(MX31_PIN_ATA_DMACK));
202 gpio_free(IOMUX_TO_GPIO(MX31_PIN_ATA_RESET_B));
203}
204
205static struct imxmmc_platform_data sdhc_pdata = {
206 .get_ro = armadillo5x0_sdhc1_get_ro,
207 .init = armadillo5x0_sdhc1_init,
208 .exit = armadillo5x0_sdhc1_exit,
209};
210
211/*
212 * SMSC 9118
213 * Network support
214 */
215static struct resource armadillo5x0_smc911x_resources[] = {
216 {
217 .start = CS3_BASE_ADDR,
218 .end = CS3_BASE_ADDR + SZ_32M - 1,
219 .flags = IORESOURCE_MEM,
220 }, {
221 .start = IOMUX_TO_IRQ(MX31_PIN_GPIO1_0),
222 .end = IOMUX_TO_IRQ(MX31_PIN_GPIO1_0),
223 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
224 },
225};
226
227static struct smsc911x_platform_config smsc911x_info = {
228 .flags = SMSC911X_USE_32BIT,
229 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
230 .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
231};
232
233static struct platform_device armadillo5x0_smc911x_device = {
234 .name = "smsc911x",
235 .id = -1,
236 .num_resources = ARRAY_SIZE(armadillo5x0_smc911x_resources),
237 .resource = armadillo5x0_smc911x_resources,
238 .dev = {
239 .platform_data = &smsc911x_info,
240 },
241};
242
243/* UART device data */
244static struct imxuart_platform_data uart_pdata = {
245 .flags = IMXUART_HAVE_RTSCTS,
246};
247
248static struct platform_device *devices[] __initdata = {
249 &armadillo5x0_smc911x_device,
250};
251
252/*
253 * Perform board specific initializations
254 */
255static void __init armadillo5x0_init(void)
256{
257 mxc_iomux_setup_multiple_pins(armadillo5x0_pins,
258 ARRAY_SIZE(armadillo5x0_pins), "armadillo5x0");
259
260 platform_add_devices(devices, ARRAY_SIZE(devices));
261
262 /* Register UART */
263 mxc_register_device(&mxc_uart_device0, &uart_pdata);
264 mxc_register_device(&mxc_uart_device1, &uart_pdata);
265
266 /* SMSC9118 IRQ pin */
267 gpio_direction_input(MX31_PIN_GPIO1_0);
268
269 /* Register SDHC */
270 mxc_register_device(&mxcsdhc_device0, &sdhc_pdata);
271
272 /* Register FB */
273 mxc_register_device(&mx3_ipu, &mx3_ipu_data);
274 mxc_register_device(&mx3_fb, &mx3fb_pdata);
275}
276
277/*
278 * Set up static virtual mappings.
279 */
280static void __init armadillo5x0_map_io(void)
281{
282 /*
283 * Maps:
284 * - NAND, SDRAM, WEIM, M3IF, EMI controllers
285 * - AVIC (Vectored Interrupt controller)
286 * - AIPS1 and AIPS2
287 **/
288 mxc_map_io();
289}
290
291static void __init armadillo5x0_timer_init(void)
292{
293 mx31_clocks_init(26000000);
294}
295
296static struct sys_timer armadillo5x0_timer = {
297 .init = armadillo5x0_timer_init,
298};
299
300MACHINE_START(ARMADILLO5X0, "Armadillo-500")
301 /* Maintainer: Alberto Panizzo */
302 .phys_io = AIPS1_BASE_ADDR,
303 .io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
304 .boot_params = PHYS_OFFSET + 0x00000100,
305 .map_io = armadillo5x0_map_io,
306 .init_irq = mxc_init_irq,
307 .timer = &armadillo5x0_timer,
308 .init_machine = armadillo5x0_init,
309MACHINE_END
diff --git a/arch/arm/plat-mxc/include/mach/board-armadillo5x0.h b/arch/arm/plat-mxc/include/mach/board-armadillo5x0.h
new file mode 100644
index 000000000000..8769e910e559
--- /dev/null
+++ b/arch/arm/plat-mxc/include/mach/board-armadillo5x0.h
@@ -0,0 +1,22 @@
1/*
2 * Copyright 2009 Alberto Panizzo <maramaopercheseimorto@gmail.com>.
3 * All Rights Reserved.
4 */
5
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 version 2 as
9 * published by the Free Software Foundation.
10 */
11
12#ifndef __ASM_ARCH_MXC_BOARD_ARMADILLO5X0_H__
13#define __ASM_ARCH_MXC_BOARD_ARMADILLO5X0_H__
14
15#include <mach/hardware.h>
16
17/* mandatory for CONFIG_DEBUG_LL */
18
19#define MXC_LL_UART_PADDR UART1_BASE_ADDR
20#define MXC_LL_UART_VADDR AIPS1_IO_ADDRESS(UART1_BASE_ADDR)
21
22#endif
diff --git a/arch/arm/plat-mxc/include/mach/debug-macro.S b/arch/arm/plat-mxc/include/mach/debug-macro.S
index e6b841b15e36..57d3e3fccc6d 100644
--- a/arch/arm/plat-mxc/include/mach/debug-macro.S
+++ b/arch/arm/plat-mxc/include/mach/debug-macro.S
@@ -43,6 +43,9 @@
43#ifdef CONFIG_MACH_MX27_3DS 43#ifdef CONFIG_MACH_MX27_3DS
44#include <mach/board-mx27pdk.h> 44#include <mach/board-mx27pdk.h>
45#endif 45#endif
46#ifdef CONFIG_MACH_ARMADILLO5X0
47#include <mach/board-armadillo5x0.h>
48#endif
46 .macro addruart,rx 49 .macro addruart,rx
47 mrc p15, 0, \rx, c1, c0 50 mrc p15, 0, \rx, c1, c0
48 tst \rx, #1 @ MMU enabled? 51 tst \rx, #1 @ MMU enabled?
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-30 08:14:31 -0500