mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-14 02:16:43 +07:00
a0a4194c94
* 'for-next' of git://git.infradead.org/users/sameo/mfd-2.6: (80 commits) mfd: Fix missing abx500 header file updates mfd: Add missing <linux/io.h> include to intel_msic x86, mrst: add platform support for MSIC MFD driver mfd: Expose TurnOnStatus in ab8500 sysfs mfd: Remove support for early drop ab8500 chip mfd: Add support for ab8500 v3.3 mfd: Add ab8500 interrupt disable hook mfd: Convert db8500-prcmu panic() into pr_crit() mfd: Refactor db8500-prcmu request_clock() function mfd: Rename db8500-prcmu init function mfd: Fix db5500-prcmu defines mfd: db8500-prcmu voltage domain consumers additions mfd: db8500-prcmu reset code retrieval mfd: db8500-prcmu tweak for modem wakeup mfd: Add db8500-pcmu watchdog accessor functions for watchdog mfd: hwacc power state db8500-prcmu accessor mfd: Add db8500-prcmu accessors for PLL and SGA clock mfd: Move to the new db500 PRCMU API mfd: Create a common interface for dbx500 PRCMU drivers mfd: Initialize DB8500 PRCMU regs ... Fix up trivial conflicts in arch/arm/mach-imx/mach-mx31moboard.c arch/arm/mach-omap2/board-omap3beagle.c arch/arm/mach-u300/include/mach/irqs.h drivers/mfd/wm831x-spi.c
154 lines
3.4 KiB
C
154 lines
3.4 KiB
C
/*
|
|
* Copyright (C) ST-Ericsson SA 2010
|
|
*
|
|
* Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson
|
|
* License terms: GNU General Public License (GPL) version 2
|
|
*/
|
|
|
|
#include <linux/init.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/amba/bus.h>
|
|
#include <linux/irq.h>
|
|
#include <linux/i2c.h>
|
|
#include <linux/mfd/ab5500/ab5500.h>
|
|
|
|
#include <asm/mach/arch.h>
|
|
#include <asm/mach-types.h>
|
|
|
|
#include <plat/pincfg.h>
|
|
#include <plat/i2c.h>
|
|
#include <plat/gpio-nomadik.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 struct ab5500_platform_data ab5500_plf_data = {
|
|
.irq = {
|
|
.base = 0,
|
|
.count = 0,
|
|
},
|
|
.init_settings = NULL,
|
|
.init_settings_sz = 0,
|
|
.pm_power_off = false,
|
|
};
|
|
|
|
static struct platform_device ab5500_device = {
|
|
.name = "ab5500-core",
|
|
.id = 0,
|
|
.dev = {
|
|
.platform_data = &ab5500_plf_data,
|
|
},
|
|
.num_resources = 0,
|
|
};
|
|
|
|
static struct platform_device *u5500_platform_devices[] __initdata = {
|
|
&ab5500_device,
|
|
};
|
|
|
|
static void __init u5500_uart_init(void)
|
|
{
|
|
db5500_add_uart0(NULL);
|
|
db5500_add_uart1(NULL);
|
|
db5500_add_uart2(NULL);
|
|
}
|
|
|
|
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();
|
|
|
|
platform_add_devices(u5500_platform_devices,
|
|
ARRAY_SIZE(u5500_platform_devices));
|
|
}
|
|
|
|
MACHINE_START(U5500, "ST-Ericsson U5500 Platform")
|
|
.atag_offset = 0x100,
|
|
.map_io = u5500_map_io,
|
|
.init_irq = ux500_init_irq,
|
|
.timer = &ux500_timer,
|
|
.init_machine = u5500_init_machine,
|
|
MACHINE_END
|