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-rw-r--r--arch/arm/mach-ux500/board-mop500-regulators.c2
-rw-r--r--arch/arm/mach-ux500/board-mop500-u8500uib.c24
-rw-r--r--arch/arm/mach-ux500/board-u5500.c84
-rw-r--r--arch/arm/mach-ux500/clock.c31
-rw-r--r--arch/arm/mach-ux500/include/mach/clkdev.h7
-rw-r--r--arch/arm/mach-ux500/platsmp.c8
6 files changed, 93 insertions, 63 deletions
diff --git a/arch/arm/mach-ux500/board-mop500-regulators.c b/arch/arm/mach-ux500/board-mop500-regulators.c
index c0bc833df903..2735d03996cf 100644
--- a/arch/arm/mach-ux500/board-mop500-regulators.c
+++ b/arch/arm/mach-ux500/board-mop500-regulators.c
@@ -77,7 +77,7 @@ static struct regulator_consumer_supply ab8500_vtvout_consumers[] = {
static struct regulator_consumer_supply ab8500_vintcore_consumers[] = {
/* SoC core supply, no device */
REGULATOR_SUPPLY("v-intcore", NULL),
- /* USB Transciever */
+ /* USB Transceiver */
REGULATOR_SUPPLY("vddulpivio18", "ab8500-usb.0"),
};
diff --git a/arch/arm/mach-ux500/board-mop500-u8500uib.c b/arch/arm/mach-ux500/board-mop500-u8500uib.c
index d8a8734a0eba..8ce46c0fdfd5 100644
--- a/arch/arm/mach-ux500/board-mop500-u8500uib.c
+++ b/arch/arm/mach-ux500/board-mop500-u8500uib.c
@@ -12,34 +12,14 @@
#include <linux/interrupt.h>
#include <linux/mfd/tc3589x.h>
#include <linux/input/matrix_keypad.h>
-#include <../drivers/staging/ste_rmi4/synaptics_i2c_rmi4.h>
#include <mach/gpio.h>
#include <mach/irqs.h>
#include "board-mop500.h"
-/*
- * Synaptics RMI4 touchscreen interface on the U8500 UIB
- */
-
-/*
- * Descriptor structure.
- * Describes the number of i2c devices on the bus that speak RMI.
- */
-static struct synaptics_rmi4_platform_data rmi4_i2c_dev_platformdata = {
- .irq_number = NOMADIK_GPIO_TO_IRQ(84),
- .irq_type = (IRQF_TRIGGER_FALLING | IRQF_SHARED),
- .x_flip = false,
- .y_flip = true,
- .regulator_en = false,
-};
-
-static struct i2c_board_info __initdata mop500_i2c3_devices_u8500[] = {
- {
- I2C_BOARD_INFO("synaptics_rmi4_i2c", 0x4B),
- .platform_data = &rmi4_i2c_dev_platformdata,
- },
+/* Dummy data that can be overridden by staging driver */
+struct i2c_board_info __initdata __weak mop500_i2c3_devices_u8500[] = {
};
/*
diff --git a/arch/arm/mach-ux500/board-u5500.c b/arch/arm/mach-ux500/board-u5500.c
index 44fd3b5c33ec..e58f0f562426 100644
--- a/arch/arm/mach-ux500/board-u5500.c
+++ b/arch/arm/mach-ux500/board-u5500.c
@@ -10,16 +10,97 @@
#include <linux/amba/bus.h>
#include <linux/gpio.h>
#include <linux/irq.h>
+#include <linux/i2c.h>
#include <asm/mach/arch.h>
#include <asm/mach-types.h>
+#include <plat/pincfg.h>
+#include <plat/i2c.h>
+
#include <mach/hardware.h>
#include <mach/devices.h>
#include <mach/setup.h>
+#include "pins-db5500.h"
#include "devices-db5500.h"
+#include <linux/led-lm3530.h>
+
+/*
+ * GPIO
+ */
+
+static pin_cfg_t u5500_pins[] = {
+ /* I2C */
+ GPIO218_I2C2_SCL | PIN_INPUT_PULLUP,
+ GPIO219_I2C2_SDA | PIN_INPUT_PULLUP,
+
+ /* DISPLAY_ENABLE */
+ GPIO226_GPIO | PIN_OUTPUT_LOW,
+
+ /* Backlight Enbale */
+ GPIO224_GPIO | PIN_OUTPUT_HIGH,
+};
+/*
+ * I2C
+ */
+
+#define U5500_I2C_CONTROLLER(id, _slsu, _tft, _rft, clk, _sm) \
+static struct nmk_i2c_controller u5500_i2c##id##_data = { \
+ /* \
+ * slave data setup time, which is \
+ * 250 ns,100ns,10ns which is 14,6,2 \
+ * respectively for a 48 Mhz \
+ * i2c clock \
+ */ \
+ .slsu = _slsu, \
+ /* Tx FIFO threshold */ \
+ .tft = _tft, \
+ /* Rx FIFO threshold */ \
+ .rft = _rft, \
+ /* std. mode operation */ \
+ .clk_freq = clk, \
+ .sm = _sm, \
+}
+/*
+ * The board uses TODO <3> i2c controllers, initialize all of
+ * them with slave data setup time of 250 ns,
+ * Tx & Rx FIFO threshold values as 1 and standard
+ * mode of operation
+ */
+
+U5500_I2C_CONTROLLER(2, 0xe, 1, 1, 400000, I2C_FREQ_MODE_FAST);
+
+static struct lm3530_platform_data u5500_als_platform_data = {
+ .mode = LM3530_BL_MODE_MANUAL,
+ .als_input_mode = LM3530_INPUT_ALS1,
+ .max_current = LM3530_FS_CURR_26mA,
+ .pwm_pol_hi = true,
+ .als_avrg_time = LM3530_ALS_AVRG_TIME_512ms,
+ .brt_ramp_law = 1, /* Linear */
+ .brt_ramp_fall = LM3530_RAMP_TIME_8s,
+ .brt_ramp_rise = LM3530_RAMP_TIME_8s,
+ .als1_resistor_sel = LM3530_ALS_IMPD_13_53kOhm,
+ .als2_resistor_sel = LM3530_ALS_IMPD_Z,
+ .als_vmin = 730, /* mV */
+ .als_vmax = 1020, /* mV */
+ .brt_val = 0x7F, /* Max brightness */
+};
+
+static struct i2c_board_info __initdata u5500_i2c2_devices[] = {
+ {
+ /* Backlight */
+ I2C_BOARD_INFO("lm3530-led", 0x36),
+ .platform_data = &u5500_als_platform_data,
+ },
+};
+
+static void __init u5500_i2c_init(void)
+{
+ db5500_add_i2c2(&u5500_i2c2_data);
+ i2c_register_board_info(2, ARRAY_AND_SIZE(u5500_i2c2_devices));
+}
static void __init u5500_uart_init(void)
{
db5500_add_uart0(NULL);
@@ -30,7 +111,8 @@ static void __init u5500_uart_init(void)
static void __init u5500_init_machine(void)
{
u5500_init_devices();
-
+ nmk_config_pins(u5500_pins, ARRAY_SIZE(u5500_pins));
+ u5500_i2c_init();
u5500_sdi_init();
u5500_uart_init();
}
diff --git a/arch/arm/mach-ux500/clock.c b/arch/arm/mach-ux500/clock.c
index b4e786a0fa4f..e832664d1bd9 100644
--- a/arch/arm/mach-ux500/clock.c
+++ b/arch/arm/mach-ux500/clock.c
@@ -636,16 +636,13 @@ static const struct file_operations set_rate_fops = {
static struct dentry *clk_debugfs_register_dir(struct clk *c,
struct dentry *p_dentry)
{
- struct dentry *d, *clk_d, *child, *child_tmp;
- char s[255];
- char *p = s;
+ struct dentry *d, *clk_d;
+ const char *p = c->name;
- if (c->name == NULL)
- p += sprintf(p, "BUG");
- else
- p += sprintf(p, "%s", c->name);
+ if (!p)
+ p = "BUG";
- clk_d = debugfs_create_dir(s, p_dentry);
+ clk_d = debugfs_create_dir(p, p_dentry);
if (!clk_d)
return NULL;
@@ -667,24 +664,10 @@ static struct dentry *clk_debugfs_register_dir(struct clk *c,
return clk_d;
err_out:
- d = clk_d;
- list_for_each_entry_safe(child, child_tmp, &d->d_subdirs, d_u.d_child)
- debugfs_remove(child);
- debugfs_remove(clk_d);
+ debugfs_remove_recursive(clk_d);
return NULL;
}
-static void clk_debugfs_remove_dir(struct dentry *cdentry)
-{
- struct dentry *d, *child, *child_tmp;
-
- d = cdentry;
- list_for_each_entry_safe(child, child_tmp, &d->d_subdirs, d_u.d_child)
- debugfs_remove(child);
- debugfs_remove(cdentry);
- return ;
-}
-
static int clk_debugfs_register_one(struct clk *c)
{
struct clk *pa = c->parent_periph;
@@ -701,7 +684,7 @@ static int clk_debugfs_register_one(struct clk *c)
c->dent_bus = clk_debugfs_register_dir(c,
bpa->dent_bus ? bpa->dent_bus : bpa->dent);
if ((!c->dent_bus) && (c->dent)) {
- clk_debugfs_remove_dir(c->dent);
+ debugfs_remove_recursive(c->dent);
c->dent = NULL;
return -ENOMEM;
}
diff --git a/arch/arm/mach-ux500/include/mach/clkdev.h b/arch/arm/mach-ux500/include/mach/clkdev.h
deleted file mode 100644
index 04b37a89801c..000000000000
--- a/arch/arm/mach-ux500/include/mach/clkdev.h
+++ /dev/null
@@ -1,7 +0,0 @@
-#ifndef __ASM_MACH_CLKDEV_H
-#define __ASM_MACH_CLKDEV_H
-
-#define __clk_get(clk) ({ 1; })
-#define __clk_put(clk) do { } while (0)
-
-#endif
diff --git a/arch/arm/mach-ux500/platsmp.c b/arch/arm/mach-ux500/platsmp.c
index 0c527fe2cebb..a33df5f4c27a 100644
--- a/arch/arm/mach-ux500/platsmp.c
+++ b/arch/arm/mach-ux500/platsmp.c
@@ -172,14 +172,6 @@ void __init smp_init_cpus(void)
void __init platform_smp_prepare_cpus(unsigned int max_cpus)
{
- int i;
-
- /*
- * Initialise the present map, which describes the set of CPUs
- * actually populated at the present time.
- */
- for (i = 0; i < max_cpus; i++)
- set_cpu_present(i, true);
scu_enable(scu_base_addr());
wakeup_secondary();
generated by cgit v1.2.3 (git 2.0.4) at 2024-06-09 01:00:51 +0000