aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-omap2/board-2430sdp.c
diff options
context:
space:
mode:
authorRussell King <rmk@dyn-67.arm.linux.org.uk>2009-05-29 15:03:43 -0400
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-05-29 15:03:43 -0400
commit949abd84cd54ff864efca9df822d1e02a56694ec (patch)
tree0c0e7696a51e2989f11a37478ff26368cab0e227 /arch/arm/mach-omap2/board-2430sdp.c
parentb0958aed1ea39825439a7848544bfb2e267273b4 (diff)
parentcd07ecc828486e5887113c7dc4d9f9022145811b (diff)
Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6 into devel
Conflicts: arch/arm/Makefile
Diffstat (limited to 'arch/arm/mach-omap2/board-2430sdp.c')
-rw-r--r--arch/arm/mach-omap2/board-2430sdp.c114
1 files changed, 37 insertions, 77 deletions
diff --git a/arch/arm/mach-omap2/board-2430sdp.c b/arch/arm/mach-omap2/board-2430sdp.c
index 22143651037e..9c3fdcdf76c3 100644
--- a/arch/arm/mach-omap2/board-2430sdp.c
+++ b/arch/arm/mach-omap2/board-2430sdp.c
@@ -36,14 +36,12 @@
36#include <mach/common.h> 36#include <mach/common.h>
37#include <mach/gpmc.h> 37#include <mach/gpmc.h>
38#include <mach/usb.h> 38#include <mach/usb.h>
39#include <mach/gpmc-smc91x.h>
39 40
40#include "mmc-twl4030.h" 41#include "mmc-twl4030.h"
41 42
42#define SDP2430_CS0_BASE 0x04000000 43#define SDP2430_CS0_BASE 0x04000000
43#define SDP2430_FLASH_CS 0 44#define SECONDARY_LCD_GPIO 147
44#define SDP2430_SMC91X_CS 5
45
46#define SDP2430_ETHR_GPIO_IRQ 149
47 45
48static struct mtd_partition sdp2430_partitions[] = { 46static struct mtd_partition sdp2430_partitions[] = {
49 /* bootloader (U-Boot, etc) in first sector */ 47 /* bootloader (U-Boot, etc) in first sector */
@@ -99,100 +97,53 @@ static struct platform_device sdp2430_flash_device = {
99 .resource = &sdp2430_flash_resource, 97 .resource = &sdp2430_flash_resource,
100}; 98};
101 99
102static struct resource sdp2430_smc91x_resources[] = { 100static struct platform_device sdp2430_lcd_device = {
103 [0] = { 101 .name = "sdp2430_lcd",
104 .start = SDP2430_CS0_BASE,
105 .end = SDP2430_CS0_BASE + SZ_64M - 1,
106 .flags = IORESOURCE_MEM,
107 },
108 [1] = {
109 .start = OMAP_GPIO_IRQ(SDP2430_ETHR_GPIO_IRQ),
110 .end = OMAP_GPIO_IRQ(SDP2430_ETHR_GPIO_IRQ),
111 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
112 },
113};
114
115static struct platform_device sdp2430_smc91x_device = {
116 .name = "smc91x",
117 .id = -1, 102 .id = -1,
118 .num_resources = ARRAY_SIZE(sdp2430_smc91x_resources),
119 .resource = sdp2430_smc91x_resources,
120}; 103};
121 104
122static struct platform_device *sdp2430_devices[] __initdata = { 105static struct platform_device *sdp2430_devices[] __initdata = {
123 &sdp2430_smc91x_device,
124 &sdp2430_flash_device, 106 &sdp2430_flash_device,
107 &sdp2430_lcd_device,
125}; 108};
126 109
127static inline void __init sdp2430_init_smc91x(void) 110static struct omap_lcd_config sdp2430_lcd_config __initdata = {
128{ 111 .ctrl_name = "internal",
129 int eth_cs; 112};
130 unsigned long cs_mem_base;
131 unsigned int rate;
132 struct clk *gpmc_fck;
133 113
134 eth_cs = SDP2430_SMC91X_CS; 114#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91x_MODULE)
135 115
136 gpmc_fck = clk_get(NULL, "gpmc_fck"); /* Always on ENABLE_ON_INIT */ 116static struct omap_smc91x_platform_data board_smc91x_data = {
137 if (IS_ERR(gpmc_fck)) { 117 .cs = 5,
138 WARN_ON(1); 118 .gpio_irq = 149,
139 return; 119 .flags = GPMC_MUX_ADD_DATA | GPMC_TIMINGS_SMC91C96 |
140 } 120 IORESOURCE_IRQ_LOWLEVEL,
141 121
142 clk_enable(gpmc_fck); 122};
143 rate = clk_get_rate(gpmc_fck);
144
145 /* Make sure CS1 timings are correct, for 2430 always muxed */
146 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG1, 0x00011200);
147
148 if (rate >= 160000000) {
149 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f01);
150 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080803);
151 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1c0b1c0a);
152 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x041f1F1F);
153 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000004C4);
154 } else if (rate >= 130000000) {
155 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f00);
156 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080802);
157 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1C091C09);
158 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x041f1F1F);
159 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000004C4);
160 } else { /* rate = 100000000 */
161 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f00);
162 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080802);
163 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1C091C09);
164 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x031A1F1F);
165 gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000003C2);
166 }
167 123
168 if (gpmc_cs_request(eth_cs, SZ_16M, &cs_mem_base) < 0) { 124static void __init board_smc91x_init(void)
169 printk(KERN_ERR "Failed to request GPMC mem for smc91x\n"); 125{
170 goto out; 126 if (omap_rev() > OMAP3430_REV_ES1_0)
171 } 127 board_smc91x_data.gpio_irq = 6;
128 else
129 board_smc91x_data.gpio_irq = 29;
172 130
173 sdp2430_smc91x_resources[0].start = cs_mem_base + 0x300; 131 gpmc_smc91x_init(&board_smc91x_data);
174 sdp2430_smc91x_resources[0].end = cs_mem_base + 0x30f; 132}
175 udelay(100);
176 133
177 if (gpio_request(SDP2430_ETHR_GPIO_IRQ, "SMC91x irq") < 0) { 134#else
178 printk(KERN_ERR "Failed to request GPIO%d for smc91x IRQ\n",
179 SDP2430_ETHR_GPIO_IRQ);
180 gpmc_cs_free(eth_cs);
181 goto out;
182 }
183 gpio_direction_input(SDP2430_ETHR_GPIO_IRQ);
184 135
185out: 136static inline void board_smc91x_init(void)
186 clk_disable(gpmc_fck); 137{
187 clk_put(gpmc_fck);
188} 138}
189 139
140#endif
141
190static void __init omap_2430sdp_init_irq(void) 142static void __init omap_2430sdp_init_irq(void)
191{ 143{
192 omap2_init_common_hw(NULL); 144 omap2_init_common_hw(NULL);
193 omap_init_irq(); 145 omap_init_irq();
194 omap_gpio_init(); 146 omap_gpio_init();
195 sdp2430_init_smc91x();
196} 147}
197 148
198static struct omap_uart_config sdp2430_uart_config __initdata = { 149static struct omap_uart_config sdp2430_uart_config __initdata = {
@@ -201,6 +152,7 @@ static struct omap_uart_config sdp2430_uart_config __initdata = {
201 152
202static struct omap_board_config_kernel sdp2430_config[] = { 153static struct omap_board_config_kernel sdp2430_config[] = {
203 {OMAP_TAG_UART, &sdp2430_uart_config}, 154 {OMAP_TAG_UART, &sdp2430_uart_config},
155 {OMAP_TAG_LCD, &sdp2430_lcd_config},
204}; 156};
205 157
206 158
@@ -248,6 +200,8 @@ static struct twl4030_hsmmc_info mmc[] __initdata = {
248 200
249static void __init omap_2430sdp_init(void) 201static void __init omap_2430sdp_init(void)
250{ 202{
203 int ret;
204
251 omap2430_i2c_init(); 205 omap2430_i2c_init();
252 206
253 platform_add_devices(sdp2430_devices, ARRAY_SIZE(sdp2430_devices)); 207 platform_add_devices(sdp2430_devices, ARRAY_SIZE(sdp2430_devices));
@@ -256,6 +210,12 @@ static void __init omap_2430sdp_init(void)
256 omap_serial_init(); 210 omap_serial_init();
257 twl4030_mmc_init(mmc); 211 twl4030_mmc_init(mmc);
258 usb_musb_init(); 212 usb_musb_init();
213 board_smc91x_init();
214
215 /* Turn off secondary LCD backlight */
216 ret = gpio_request(SECONDARY_LCD_GPIO, "Secondary LCD backlight");
217 if (ret == 0)
218 gpio_direction_output(SECONDARY_LCD_GPIO, 0);
259} 219}
260 220
261static void __init omap_2430sdp_map_io(void) 221static void __init omap_2430sdp_map_io(void)