leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

mfd: db8500 stop passing around platform data

Browse Source 
Except for the constant DB8500_PRCMU_FW_VERSION_OFFSET number, nothing
is ever passed through the platform data and used in a driver, so we
can simply stop passing it around.

Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Arnd Bergmann 2016-03-18 16:53:31 +01:00 committed by Linus Walleij
parent cf4129ea21
commit 4e657946cb
7 changed files with 5 additions and 77 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
arch/arm/mach-ux500/cpu-db8500.c
View File

@ -16,8 +16,6 @@
#include <linux/irq.h>
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/mfd/abx500/ab8500.h>
#include <linux/mfd/dbx500-prcmu.h>
#include <linux/of.h>
#include <linux/of_platform.h>
#include <linux/perf/arm_pmu.h>
@ -32,15 +30,6 @@
#include "db8500-regs.h"
#include "id.h"
static struct ab8500_platform_data ab8500_platdata = {
};
static struct prcmu_pdata db8500_prcmu_pdata = {
.ab_platdata = &ab8500_platdata,
.version_offset = DB8500_PRCMU_FW_VERSION_OFFSET,
.legacy_offset = DB8500_PRCMU_LEGACY_OFFSET,
};
static void __init u8500_map_io(void)
{
debug_ll_io_init();
@ -109,8 +98,7 @@ static struct of_dev_auxdata u8500_auxdata_lookup[] __initdata = {
OF_DEV_AUXDATA("stericsson,ux500-msp-i2s", 0x80125000,
"ux500-msp-i2s.3", &msp3_platform_data),
/* Requires non-DT:able platform data. */
OF_DEV_AUXDATA("stericsson,db8500-prcmu", 0x80157000, "db8500-prcmu",
&db8500_prcmu_pdata),
OF_DEV_AUXDATA("stericsson,db8500-prcmu", 0x80157000, "db8500-prcmu", NULL),
OF_DEV_AUXDATA("stericsson,ux500-cryp", 0xa03cb000, "cryp1", NULL),
OF_DEV_AUXDATA("stericsson,ux500-hash", 0xa03c2000, "hash1", NULL),
OF_DEV_AUXDATA("stericsson,snd-soc-mop500", 0, "snd-soc-mop500.0",
@ -119,8 +107,7 @@ static struct of_dev_auxdata u8500_auxdata_lookup[] __initdata = {
};
static struct of_dev_auxdata u8540_auxdata_lookup[] __initdata = {
OF_DEV_AUXDATA("stericsson,db8500-prcmu", 0x80157000, "db8500-prcmu",
&db8500_prcmu_pdata),
OF_DEV_AUXDATA("stericsson,db8500-prcmu", 0x80157000, "db8500-prcmu", NULL),
{},
};

1
arch/arm/mach-ux500/setup.h
View File

@ -13,7 +13,6 @@
#include <asm/mach/arch.h>
#include <linux/init.h>
#include <linux/mfd/abx500/ab8500.h>
void ux500_restart(enum reboot_mode mode, const char *cmd);

4
drivers/mfd/ab8500-core.c
View File

@ -1087,7 +1087,6 @@ static int ab8500_probe(struct platform_device *pdev)
"Vbus Detect (USB)",
"USB ID Detect",
"UART Factory Mode Detect"};
struct ab8500_platform_data *plat = dev_get_platdata(&pdev->dev);
const struct platform_device_id *platid = platform_get_device_id(pdev);
enum ab8500_version version = AB8500_VERSION_UNDEFINED;
struct device_node *np = pdev->dev.of_node;
@ -1219,9 +1218,6 @@ static int ab8500_probe(struct platform_device *pdev)
pr_cont("None\n");
}
if (plat && plat->init)
plat->init(ab8500);
if (is_ab9540(ab8500)) {
ret = get_register_interruptible(ab8500, AB8500_CHARGER,
AB8500_CH_USBCH_STAT1_REG, &value);

34
drivers/mfd/ab8500-sysctrl.c
View File

@ -127,45 +127,11 @@ EXPORT_SYMBOL(ab8500_sysctrl_write);
static int ab8500_sysctrl_probe(struct platform_device *pdev)
{
struct ab8500 *ab8500 = dev_get_drvdata(pdev->dev.parent);
struct ab8500_platform_data *plat;
struct ab8500_sysctrl_platform_data *pdata;
plat = dev_get_platdata(pdev->dev.parent);
if (!plat)
return -EINVAL;
sysctrl_dev = &pdev->dev;
if (!pm_power_off)
pm_power_off = ab8500_power_off;
pdata = plat->sysctrl;
if (pdata) {
int last, ret, i, j;
if (is_ab8505(ab8500))
last = AB8500_SYSCLKREQ4RFCLKBUF;
else
last = AB8500_SYSCLKREQ8RFCLKBUF;
for (i = AB8500_SYSCLKREQ1RFCLKBUF; i <= last; i++) {
j = i - AB8500_SYSCLKREQ1RFCLKBUF;
ret = ab8500_sysctrl_write(i, 0xff,
pdata->initial_req_buf_config[j]);
dev_dbg(&pdev->dev,
"Setting SysClkReq%dRfClkBuf 0x%X\n",
j + 1,
pdata->initial_req_buf_config[j]);
if (ret < 0) {
dev_err(&pdev->dev,
"Can't set sysClkReq%dRfClkBuf: %d\n",
j + 1, ret);
}
}
}
return 0;
}

10
drivers/mfd/db8500-prcmu.c
View File

@ -3094,8 +3094,7 @@ static void db8500_prcmu_update_cpufreq(void)
}
}
static int db8500_prcmu_register_ab8500(struct device *parent,
struct ab8500_platform_data *pdata)
static int db8500_prcmu_register_ab8500(struct device *parent)
{
struct device_node *np;
struct resource ab8500_resource;
@ -3103,8 +3102,6 @@ static int db8500_prcmu_register_ab8500(struct device *parent,
.name = "ab8500-core",
.of_compatible = "stericsson,ab8500",
.id = AB8500_VERSION_AB8500,
.platform_data = pdata,
.pdata_size = sizeof(struct ab8500_platform_data),
.resources = &ab8500_resource,
.num_resources = 1,
};
@ -3133,7 +3130,6 @@ static int db8500_prcmu_register_ab8500(struct device *parent,
static int db8500_prcmu_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
struct prcmu_pdata *pdata = dev_get_platdata(&pdev->dev);
int irq = 0, err = 0;
struct resource *res;
@ -3149,7 +3145,7 @@ static int db8500_prcmu_probe(struct platform_device *pdev)
return -ENOMEM;
}
init_prcm_registers();
dbx500_fw_version_init(pdev, pdata->version_offset);
dbx500_fw_version_init(pdev, DB8500_PRCMU_FW_VERSION_OFFSET);
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "prcmu-tcdm");
if (!res) {
dev_err(&pdev->dev, "no prcmu tcdm region provided\n");
@ -3204,7 +3200,7 @@ static int db8500_prcmu_probe(struct platform_device *pdev)
}
}
err = db8500_prcmu_register_ab8500(&pdev->dev, pdata->ab_platdata);
err = db8500_prcmu_register_ab8500(&pdev->dev);
if (err) {
mfd_remove_devices(&pdev->dev);
pr_err("prcmu: Failed to add ab8500 subdevice\n");

6
include/linux/mfd/abx500/ab8500-sysctrl.h
View File

@ -37,12 +37,6 @@ static inline int ab8500_sysctrl_clear(u16 reg, u8 bits)
return ab8500_sysctrl_write(reg, bits, 0);
}
/* Configuration data for SysClkReq1RfClkBuf - SysClkReq8RfClkBuf */
struct ab8500_sysctrl_platform_data {
u8 initial_req_buf_config[8];
u16 (*reboot_reason_code)(const char *cmd);
};
/* Registers */
#define AB8500_TURNONSTATUS 0x100
#define AB8500_RESETSTATUS 0x101

10
include/linux/mfd/dbx500-prcmu.h
View File

@ -178,16 +178,6 @@ enum ddr_pwrst {
#define DB8500_PRCMU_LEGACY_OFFSET 0xDD4
struct prcmu_pdata
{
bool enable_set_ddr_opp;
bool enable_ape_opp_100_voltage;
struct ab8500_platform_data *ab_platdata;
u32 version_offset;
u32 legacy_offset;
u32 adt_offset;
};
#define PRCMU_FW_PROJECT_U8500 2
#define PRCMU_FW_PROJECT_U8400 3
#define PRCMU_FW_PROJECT_U9500 4 /* Customer specific */