summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-omap2/board-rx51-peripherals.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-omap2/board-rx51-peripherals.c')
-rw-r--r--arch/arm/mach-omap2/board-rx51-peripherals.c232
1 files changed, 113 insertions, 119 deletions
diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c
index a7381729645..da93b86234e 100644
--- a/arch/arm/mach-omap2/board-rx51-peripherals.c
+++ b/arch/arm/mach-omap2/board-rx51-peripherals.c
@@ -27,30 +27,13 @@
#include <mach/dma.h>
#include <mach/gpmc.h>
#include <mach/keypad.h>
+#include <mach/onenand.h>
+#include <mach/gpmc-smc91x.h>
#include "mmc-twl4030.h"
-
-#define SMC91X_CS 1
-#define SMC91X_GPIO_IRQ 54
-#define SMC91X_GPIO_RESET 164
-#define SMC91X_GPIO_PWRDWN 86
-
-static struct resource rx51_smc91x_resources[] = {
- [0] = {
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
- },
-};
-
-static struct platform_device rx51_smc91x_device = {
- .name = "smc91x",
- .id = -1,
- .num_resources = ARRAY_SIZE(rx51_smc91x_resources),
- .resource = rx51_smc91x_resources,
-};
+#define SYSTEM_REV_B_USES_VAUX3 0x1699
+#define SYSTEM_REV_S_USES_VAUX3 0x8
static int rx51_keymap[] = {
KEY(0, 0, KEY_Q),
@@ -107,98 +90,6 @@ static struct twl4030_keypad_data rx51_kp_data = {
.rep = 1,
};
-static struct platform_device *rx51_peripherals_devices[] = {
- &rx51_smc91x_device,
-};
-
-/*
- * Timings are taken from smsc-lan91c96-ms.pdf
- */
-static int smc91x_init_gpmc(int cs)
-{
- struct gpmc_timings t;
- const int t2_r = 45; /* t2 in Figure 12.10 */
- const int t2_w = 30; /* t2 in Figure 12.11 */
- const int t3 = 15; /* t3 in Figure 12.10 */
- const int t5_r = 0; /* t5 in Figure 12.10 */
- const int t6_r = 45; /* t6 in Figure 12.10 */
- const int t6_w = 0; /* t6 in Figure 12.11 */
- const int t7_w = 15; /* t7 in Figure 12.11 */
- const int t15 = 12; /* t15 in Figure 12.2 */
- const int t20 = 185; /* t20 in Figure 12.2 */
-
- memset(&t, 0, sizeof(t));
-
- t.cs_on = t15;
- t.cs_rd_off = t3 + t2_r + t5_r; /* Figure 12.10 */
- t.cs_wr_off = t3 + t2_w + t6_w; /* Figure 12.11 */
- t.adv_on = t3; /* Figure 12.10 */
- t.adv_rd_off = t3 + t2_r; /* Figure 12.10 */
- t.adv_wr_off = t3 + t2_w; /* Figure 12.11 */
- t.oe_off = t3 + t2_r + t5_r; /* Figure 12.10 */
- t.oe_on = t.oe_off - t6_r; /* Figure 12.10 */
- t.we_off = t3 + t2_w + t6_w; /* Figure 12.11 */
- t.we_on = t.we_off - t7_w; /* Figure 12.11 */
- t.rd_cycle = t20; /* Figure 12.2 */
- t.wr_cycle = t20; /* Figure 12.4 */
- t.access = t3 + t2_r + t5_r; /* Figure 12.10 */
- t.wr_access = t3 + t2_w + t6_w; /* Figure 12.11 */
-
- gpmc_cs_write_reg(cs, GPMC_CS_CONFIG1, GPMC_CONFIG1_DEVICESIZE_16);
-
- return gpmc_cs_set_timings(cs, &t);
-}
-
-static void __init rx51_init_smc91x(void)
-{
- unsigned long cs_mem_base;
- int ret;
-
- omap_cfg_reg(U8_34XX_GPIO54_DOWN);
- omap_cfg_reg(G25_34XX_GPIO86_OUT);
- omap_cfg_reg(H19_34XX_GPIO164_OUT);
-
- if (gpmc_cs_request(SMC91X_CS, SZ_16M, &cs_mem_base) < 0) {
- printk(KERN_ERR "Failed to request GPMC mem for smc91x\n");
- return;
- }
-
- rx51_smc91x_resources[0].start = cs_mem_base + 0x300;
- rx51_smc91x_resources[0].end = cs_mem_base + 0x30f;
-
- smc91x_init_gpmc(SMC91X_CS);
-
- if (gpio_request(SMC91X_GPIO_IRQ, "SMC91X irq") < 0)
- goto free1;
-
- gpio_direction_input(SMC91X_GPIO_IRQ);
- rx51_smc91x_resources[1].start = gpio_to_irq(SMC91X_GPIO_IRQ);
-
- ret = gpio_request(SMC91X_GPIO_PWRDWN, "SMC91X powerdown");
- if (ret)
- goto free2;
- gpio_direction_output(SMC91X_GPIO_PWRDWN, 0);
-
- ret = gpio_request(SMC91X_GPIO_RESET, "SMC91X reset");
- if (ret)
- goto free3;
- gpio_direction_output(SMC91X_GPIO_RESET, 0);
- gpio_set_value(SMC91X_GPIO_RESET, 1);
- msleep(100);
- gpio_set_value(SMC91X_GPIO_RESET, 0);
-
- return;
-
-free3:
- gpio_free(SMC91X_GPIO_PWRDWN);
-free2:
- gpio_free(SMC91X_GPIO_IRQ);
-free1:
- gpmc_cs_free(SMC91X_CS);
-
- printk(KERN_ERR "Could not initialize smc91x\n");
-}
-
static struct twl4030_madc_platform_data rx51_madc_data = {
.irq_line = 1,
};
@@ -259,7 +150,7 @@ static struct regulator_init_data rx51_vaux2 = {
};
/* VAUX3 - adds more power to VIO_18 rail */
-static struct regulator_init_data rx51_vaux3 = {
+static struct regulator_init_data rx51_vaux3_cam = {
.constraints = {
.name = "VCAM_DIG_18",
.min_uV = 1800000,
@@ -272,6 +163,22 @@ static struct regulator_init_data rx51_vaux3 = {
},
};
+static struct regulator_init_data rx51_vaux3_mmc = {
+ .constraints = {
+ .name = "VMMC2_30",
+ .min_uV = 2800000,
+ .max_uV = 3000000,
+ .apply_uV = true,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
+ | REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = 1,
+ .consumer_supplies = &rx51_vmmc2_supply,
+};
+
static struct regulator_init_data rx51_vaux4 = {
.constraints = {
.name = "VCAM_ANA_28",
@@ -382,10 +289,8 @@ static struct twl4030_platform_data rx51_twldata = {
.vaux1 = &rx51_vaux1,
.vaux2 = &rx51_vaux2,
- .vaux3 = &rx51_vaux3,
.vaux4 = &rx51_vaux4,
.vmmc1 = &rx51_vmmc1,
- .vmmc2 = &rx51_vmmc2,
.vsim = &rx51_vsim,
.vdac = &rx51_vdac,
};
@@ -401,6 +306,13 @@ static struct i2c_board_info __initdata rx51_peripherals_i2c_board_info_1[] = {
static int __init rx51_i2c_init(void)
{
+ if ((system_rev >= SYSTEM_REV_S_USES_VAUX3 && system_rev < 0x100) ||
+ system_rev >= SYSTEM_REV_B_USES_VAUX3)
+ rx51_twldata.vaux3 = &rx51_vaux3_mmc;
+ else {
+ rx51_twldata.vaux3 = &rx51_vaux3_cam;
+ rx51_twldata.vmmc2 = &rx51_vmmc2;
+ }
omap_register_i2c_bus(1, 2600, rx51_peripherals_i2c_board_info_1,
ARRAY_SIZE(rx51_peripherals_i2c_board_info_1));
omap_register_i2c_bus(2, 100, NULL, 0);
@@ -408,12 +320,94 @@ static int __init rx51_i2c_init(void)
return 0;
}
+#if defined(CONFIG_MTD_ONENAND_OMAP2) || \
+ defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
+
+static struct mtd_partition onenand_partitions[] = {
+ {
+ .name = "bootloader",
+ .offset = 0,
+ .size = 0x20000,
+ .mask_flags = MTD_WRITEABLE, /* Force read-only */
+ },
+ {
+ .name = "config",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 0x60000,
+ },
+ {
+ .name = "log",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 0x40000,
+ },
+ {
+ .name = "kernel",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 0x200000,
+ },
+ {
+ .name = "initfs",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 0x200000,
+ },
+ {
+ .name = "rootfs",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ },
+};
+
+static struct omap_onenand_platform_data board_onenand_data = {
+ .cs = 0,
+ .gpio_irq = 65,
+ .parts = onenand_partitions,
+ .nr_parts = ARRAY_SIZE(onenand_partitions),
+};
+
+static void __init board_onenand_init(void)
+{
+ gpmc_onenand_init(&board_onenand_data);
+}
+
+#else
+
+static inline void board_onenand_init(void)
+{
+}
+
+#endif
+
+#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
+
+static struct omap_smc91x_platform_data board_smc91x_data = {
+ .cs = 1,
+ .gpio_irq = 54,
+ .gpio_pwrdwn = 86,
+ .gpio_reset = 164,
+ .flags = GPMC_TIMINGS_SMC91C96 | IORESOURCE_IRQ_HIGHLEVEL,
+};
+
+static void __init board_smc91x_init(void)
+{
+ omap_cfg_reg(U8_34XX_GPIO54_DOWN);
+ omap_cfg_reg(G25_34XX_GPIO86_OUT);
+ omap_cfg_reg(H19_34XX_GPIO164_OUT);
+
+ gpmc_smc91x_init(&board_smc91x_data);
+}
+
+#else
+
+static inline void board_smc91x_init(void)
+{
+}
+
+#endif
void __init rx51_peripherals_init(void)
{
- platform_add_devices(rx51_peripherals_devices,
- ARRAY_SIZE(rx51_peripherals_devices));
rx51_i2c_init();
- rx51_init_smc91x();
+ board_onenand_init();
+ board_smc91x_init();
}