2 * arch/arm/mach-netx/nxeb500hmi.c
4 * Copyright (c) 2005 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
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
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 #include <linux/dma-mapping.h>
21 #include <linux/init.h>
22 #include <linux/interrupt.h>
23 #include <linux/mtd/plat-ram.h>
24 #include <linux/platform_device.h>
25 #include <linux/amba/bus.h>
26 #include <linux/amba/clcd.h>
28 #include <asm/arch/hardware.h>
29 #include <asm/mach-types.h>
30 #include <asm/mach/arch.h>
31 #include <asm/arch/netx-regs.h>
32 #include <asm/arch/eth.h>
37 static struct clcd_panel qvga
= {
51 .vmode
= FB_VMODE_NONINTERLACED
,
56 .cntl
= CNTL_LCDTFT
| CNTL_BGR
,
61 static inline int nxeb500hmi_check(struct clcd_fb
*fb
, struct fb_var_screeninfo
*var
)
63 var
->green
.length
= 5;
64 var
->green
.msb_right
= 0;
66 return clcdfb_check(fb
, var
);
69 static int nxeb500hmi_clcd_setup(struct clcd_fb
*fb
)
73 fb
->fb
.var
.green
.length
= 5;
74 fb
->fb
.var
.green
.msb_right
= 0;
76 /* enable asic control */
77 val
= readl(NETX_SYSTEM_IOC_ACCESS_KEY
);
78 writel(val
, NETX_SYSTEM_IOC_ACCESS_KEY
);
80 writel(3, NETX_SYSTEM_IOC_CR
);
82 /* GPIO 14 is used for display enable on newer boards */
83 writel(9, NETX_GPIO_CFG(14));
85 val
= readl(NETX_PIO_OUTPIO
);
86 writel(val
| 1, NETX_PIO_OUTPIO
);
88 val
= readl(NETX_PIO_OEPIO
);
89 writel(val
| 1, NETX_PIO_OEPIO
);
90 return netx_clcd_setup(fb
);
93 static struct clcd_board clcd_data
= {
95 .check
= nxeb500hmi_check
,
96 .decode
= clcdfb_decode
,
97 .enable
= netx_clcd_enable
,
98 .setup
= nxeb500hmi_clcd_setup
,
99 .mmap
= netx_clcd_mmap
,
100 .remove
= netx_clcd_remove
,
103 static struct netxeth_platform_data eth0_platform_data
= {
107 static struct platform_device netx_eth0_device
= {
113 .platform_data
= ð0_platform_data
,
117 static struct netxeth_platform_data eth1_platform_data
= {
121 static struct platform_device netx_eth1_device
= {
127 .platform_data
= ð1_platform_data
,
131 static struct resource netx_cf_resources
[] = {
135 .flags
= IORESOURCE_MEM
| IORESOURCE_MEM_8AND16BIT
,
139 static struct platform_device netx_cf_device
= {
142 .resource
= netx_cf_resources
,
143 .num_resources
= ARRAY_SIZE(netx_cf_resources
),
146 static struct resource netx_uart0_resources
[] = {
150 .flags
= IORESOURCE_MEM
,
153 .start
= (NETX_IRQ_UART0
),
154 .end
= (NETX_IRQ_UART0
),
155 .flags
= IORESOURCE_IRQ
,
159 static struct platform_device netx_uart0_device
= {
162 .num_resources
= ARRAY_SIZE(netx_uart0_resources
),
163 .resource
= netx_uart0_resources
,
166 static struct platform_device
*devices
[] __initdata
= {
173 static void __init
nxeb500hmi_init(void)
175 netx_fb_init(&clcd_data
, &qvga
);
176 platform_add_devices(devices
, ARRAY_SIZE(devices
));
179 MACHINE_START(NXEB500HMI
, "Hilscher nxeb500hmi")
180 .phys_io
= 0x00100000,
181 .io_pg_offst
= (io_p2v(0x00100000) >> 18) & 0xfffc,
182 .boot_params
= 0x80000100,
183 .map_io
= netx_map_io
,
184 .init_irq
= netx_init_irq
,
185 .timer
= &netx_timer
,
186 .init_machine
= nxeb500hmi_init
,