+
/*
* Copyright (C) 2008-2009 ST-Ericsson
*
#include <linux/smsc911x.h>
#include <linux/gpio_keys.h>
#include <linux/delay.h>
-
+#include <linux/of.h>
+#include <linux/of_platform.h>
#include <linux/leds.h>
+#include <linux/pinctrl/consumer.h>
+
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/hardware/gic.h>
#include <plat/i2c.h>
#include <plat/ste_dma40.h>
-#include <plat/pincfg.h>
#include <plat/gpio-nomadik.h>
#include <mach/hardware.h>
#include <mach/irqs.h>
#include <mach/crypto-ux500.h>
-#include "pins-db8500.h"
#include "ste-dma40-db8500.h"
#include "devices-db8500.h"
#include "board-mop500.h"
#include "board-mop500-regulators.h"
+#include "board-mop500-msp.h"
static struct gpio_led snowball_led_array[] = {
{
};
#endif
-static struct pl022_ssp_controller ssp0_platform_data = {
+static struct pl022_ssp_controller ssp0_plat = {
.bus_id = 0,
#ifdef CONFIG_STE_DMA40
.enable_dma = 1,
static void __init mop500_spi_init(struct device *parent)
{
- db8500_add_ssp0(parent, &ssp0_platform_data);
+ db8500_add_ssp0(parent, &ssp0_plat);
}
#ifdef CONFIG_STE_DMA40
};
#endif
-
-static pin_cfg_t mop500_pins_uart0[] = {
- GPIO0_U0_CTSn | PIN_INPUT_PULLUP,
- GPIO1_U0_RTSn | PIN_OUTPUT_HIGH,
- GPIO2_U0_RXD | PIN_INPUT_PULLUP,
- GPIO3_U0_TXD | PIN_OUTPUT_HIGH,
-};
-
#define PRCC_K_SOFTRST_SET 0x18
#define PRCC_K_SOFTRST_CLEAR 0x1C
static void ux500_uart0_reset(void)
udelay(1);
}
+/* This needs to be referenced by callbacks */
+struct pinctrl *u0_p;
+struct pinctrl_state *u0_def;
+struct pinctrl_state *u0_sleep;
+
static void ux500_uart0_init(void)
{
int ret;
- ret = nmk_config_pins(mop500_pins_uart0,
- ARRAY_SIZE(mop500_pins_uart0));
- if (ret < 0)
- pr_err("pl011: uart pins_enable failed\n");
+ if (IS_ERR(u0_p) || IS_ERR(u0_def))
+ return;
+
+ ret = pinctrl_select_state(u0_p, u0_def);
+ if (ret)
+ pr_err("could not set UART0 defstate\n");
}
static void ux500_uart0_exit(void)
{
int ret;
- ret = nmk_config_pins_sleep(mop500_pins_uart0,
- ARRAY_SIZE(mop500_pins_uart0));
- if (ret < 0)
- pr_err("pl011: uart pins_disable failed\n");
+ if (IS_ERR(u0_p) || IS_ERR(u0_sleep))
+ return;
+
+ ret = pinctrl_select_state(u0_p, u0_sleep);
+ if (ret)
+ pr_err("could not set UART0 idlestate\n");
}
static struct amba_pl011_data uart0_plat = {
static void __init mop500_uart_init(struct device *parent)
{
- db8500_add_uart0(parent, &uart0_plat);
+ struct amba_device *uart0_device;
+
+ uart0_device = db8500_add_uart0(parent, &uart0_plat);
+ if (uart0_device) {
+ u0_p = pinctrl_get(&uart0_device->dev);
+ if (IS_ERR(u0_p))
+ dev_err(&uart0_device->dev,
+ "could not get UART0 pinctrl\n");
+ else {
+ u0_def = pinctrl_lookup_state(u0_p,
+ PINCTRL_STATE_DEFAULT);
+ if (IS_ERR(u0_def)) {
+ dev_err(&uart0_device->dev,
+ "could not get UART0 defstate\n");
+ }
+ u0_sleep = pinctrl_lookup_state(u0_p,
+ PINCTRL_STATE_SLEEP);
+ if (IS_ERR(u0_sleep))
+ dev_err(&uart0_device->dev,
+ "could not get UART0 idlestate\n");
+ }
+ }
db8500_add_uart1(parent, &uart1_plat);
db8500_add_uart2(parent, &uart2_plat);
}
static struct platform_device *snowball_platform_devs[] __initdata = {
&snowball_led_dev,
&snowball_key_dev,
- &snowball_sbnet_dev,
&ab8500_device,
};
mop500_gpio_keys[0].gpio = GPIO_PROX_SENSOR;
+ mop500_pinmaps_init();
parent = u8500_init_devices();
- mop500_pins_init();
-
+ /* FIXME: parent of ab8500 should be prcmu */
for (i = 0; i < ARRAY_SIZE(mop500_platform_devs); i++)
mop500_platform_devs[i]->dev.parent = parent;
mop500_i2c_init(parent);
mop500_sdi_init(parent);
mop500_spi_init(parent);
+ mop500_msp_init(parent);
mop500_uart_init(parent);
u8500_cryp1_hash1_init(parent);
static void __init snowball_init_machine(void)
{
struct device *parent = NULL;
- int i2c0_devs;
int i;
+ snowball_pinmaps_init();
parent = u8500_init_devices();
- snowball_pins_init();
-
for (i = 0; i < ARRAY_SIZE(snowball_platform_devs); i++)
snowball_platform_devs[i]->dev.parent = parent;
mop500_i2c_init(parent);
snowball_sdi_init(parent);
mop500_spi_init(parent);
+ mop500_msp_init(parent);
mop500_uart_init(parent);
- i2c0_devs = ARRAY_SIZE(mop500_i2c0_devices);
- i2c_register_board_info(0, mop500_i2c0_devices, i2c0_devs);
- i2c_register_board_info(2, mop500_i2c2_devices,
- ARRAY_SIZE(mop500_i2c2_devices));
-
/* This board has full regulator constraints */
regulator_has_full_constraints();
}
*/
mop500_gpio_keys[0].gpio = HREFV60_PROX_SENSE_GPIO;
+ hrefv60_pinmaps_init();
parent = u8500_init_devices();
- hrefv60_pins_init();
-
for (i = 0; i < ARRAY_SIZE(mop500_platform_devs); i++)
mop500_platform_devs[i]->dev.parent = parent;
mop500_i2c_init(parent);
hrefv60_sdi_init(parent);
mop500_spi_init(parent);
+ mop500_msp_init(parent);
mop500_uart_init(parent);
i2c0_devs = ARRAY_SIZE(mop500_i2c0_devices);
.handle_irq = gic_handle_irq,
.init_machine = snowball_init_machine,
MACHINE_END
+
+#ifdef CONFIG_MACH_UX500_DT
+
+struct of_dev_auxdata u8500_auxdata_lookup[] __initdata = {
+ /* Requires DMA and call-back bindings. */
+ OF_DEV_AUXDATA("arm,pl011", 0x80120000, "uart0", &uart0_plat),
+ OF_DEV_AUXDATA("arm,pl011", 0x80121000, "uart1", &uart1_plat),
+ OF_DEV_AUXDATA("arm,pl011", 0x80007000, "uart2", &uart2_plat),
+ /* Requires DMA bindings. */
+ OF_DEV_AUXDATA("arm,pl022", 0x80002000, "ssp0", &ssp0_plat),
+ /* Requires clock name bindings. */
+ OF_DEV_AUXDATA("st,nomadik-gpio", 0x8012e000, "gpio.0", NULL),
+ OF_DEV_AUXDATA("st,nomadik-gpio", 0x8012e080, "gpio.1", NULL),
+ OF_DEV_AUXDATA("st,nomadik-gpio", 0x8000e000, "gpio.2", NULL),
+ OF_DEV_AUXDATA("st,nomadik-gpio", 0x8000e080, "gpio.3", NULL),
+ OF_DEV_AUXDATA("st,nomadik-gpio", 0x8000e100, "gpio.4", NULL),
+ OF_DEV_AUXDATA("st,nomadik-gpio", 0x8000e180, "gpio.5", NULL),
+ OF_DEV_AUXDATA("st,nomadik-gpio", 0x8011e000, "gpio.6", NULL),
+ OF_DEV_AUXDATA("st,nomadik-gpio", 0x8011e080, "gpio.7", NULL),
+ OF_DEV_AUXDATA("st,nomadik-gpio", 0xa03fe000, "gpio.8", NULL),
+ {},
+};
+
+static const struct of_device_id u8500_local_bus_nodes[] = {
+ /* only create devices below soc node */
+ { .compatible = "stericsson,db8500", },
+ { .compatible = "simple-bus"},
+ { },
+};
+
+static void __init u8500_init_machine(void)
+{
+ struct device *parent = NULL;
+ int i2c0_devs;
+ int i;
+
+ /* Pinmaps must be in place before devices register */
+ if (of_machine_is_compatible("st-ericsson,mop500"))
+ mop500_pinmaps_init();
+ else if (of_machine_is_compatible("calaosystems,snowball-a9500"))
+ snowball_pinmaps_init();
+ else if (of_machine_is_compatible("st-ericsson,hrefv60+"))
+ hrefv60_pinmaps_init();
+
+ parent = u8500_init_devices();
+
+ for (i = 0; i < ARRAY_SIZE(mop500_platform_devs); i++)
+ mop500_platform_devs[i]->dev.parent = parent;
+ for (i = 0; i < ARRAY_SIZE(snowball_platform_devs); i++)
+ snowball_platform_devs[i]->dev.parent = parent;
+
+ /* automatically probe child nodes of db8500 device */
+ of_platform_populate(NULL, u8500_local_bus_nodes, u8500_auxdata_lookup, parent);
+
+ if (of_machine_is_compatible("st-ericsson,mop500")) {
+ mop500_gpio_keys[0].gpio = GPIO_PROX_SENSOR;
+
+ platform_add_devices(mop500_platform_devs,
+ ARRAY_SIZE(mop500_platform_devs));
+
+ mop500_sdi_init(parent);
+
+ i2c0_devs = ARRAY_SIZE(mop500_i2c0_devices);
+ i2c_register_board_info(0, mop500_i2c0_devices, i2c0_devs);
+ i2c_register_board_info(2, mop500_i2c2_devices,
+ ARRAY_SIZE(mop500_i2c2_devices));
+
+ } else if (of_machine_is_compatible("calaosystems,snowball-a9500")) {
+ platform_add_devices(snowball_platform_devs,
+ ARRAY_SIZE(snowball_platform_devs));
+
+ snowball_sdi_init(parent);
+ } else if (of_machine_is_compatible("st-ericsson,hrefv60+")) {
+ /*
+ * The HREFv60 board removed a GPIO expander and routed
+ * all these GPIO pins to the internal GPIO controller
+ * instead.
+ */
+ mop500_gpio_keys[0].gpio = HREFV60_PROX_SENSE_GPIO;
+ platform_add_devices(mop500_platform_devs,
+ ARRAY_SIZE(mop500_platform_devs));
+
+ hrefv60_sdi_init(parent);
+
+ i2c0_devs = ARRAY_SIZE(mop500_i2c0_devices);
+ i2c0_devs -= NUM_PRE_V60_I2C0_DEVICES;
+
+ i2c_register_board_info(0, mop500_i2c0_devices, i2c0_devs);
+ i2c_register_board_info(2, mop500_i2c2_devices,
+ ARRAY_SIZE(mop500_i2c2_devices));
+ }
+ mop500_i2c_init(parent);
+
+ /* This board has full regulator constraints */
+ regulator_has_full_constraints();
+}
+
+static const char * u8500_dt_board_compat[] = {
+ "calaosystems,snowball-a9500",
+ "st-ericsson,hrefv60+",
+ "st-ericsson,u8500",
+ "st-ericsson,mop500",
+ NULL,
+};
+
+
+DT_MACHINE_START(U8500_DT, "ST-Ericsson U8500 platform (Device Tree Support)")
+ .map_io = u8500_map_io,
+ .init_irq = ux500_init_irq,
+ /* we re-use nomadik timer here */
+ .timer = &ux500_timer,
+ .handle_irq = gic_handle_irq,
+ .init_machine = u8500_init_machine,
+ .dt_compat = u8500_dt_board_compat,
+MACHINE_END
+#endif
projects / cascardo / linux.git / blobdiff