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Message-Id: <1369881923-27067-14-git-send-email-sathyanarayanan.kuppuswamy@intel.com>
Date: Wed, 29 May 2013 19:45:23 -0700
From: Sathyanarayanan Kuppuswamy <sathyanarayanan.kuppuswamy@...el.com>
To: x86@...nel.org
Cc: tglx@...utronix.de, mingo@...hat.com, hpa@...or.com,
lenb@...nel.org, linux-kernel@...r.kernel.org,
mark.gross@...el.com, len.brown@...el.com, david.a.cohen@...el.com,
fei.yang@...el.com, sathyanarayanan.kuppuswamy@...el.com,
Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: [PATCH v1 13/13] x86: mrst: move to generic SFI GPIO API
Let's use the common SFI helpers for GPIO API.
Change-Id: I7aba6e61af7df3e34ffc4dfe161ab6ea2d723691
Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Signed-off-by: Sathyanarayanan Kuppuswamy <sathyanarayanan.kuppuswamy@...el.com>
---
arch/x86/include/asm/intel-mid.h | 2 +-
.../intel-mid/device_libs/platform_emc1403.c | 4 +-
.../intel-mid/device_libs/platform_gpio_keys.c | 2 +-
.../intel-mid/device_libs/platform_lis331.c | 4 +-
.../intel-mid/device_libs/platform_max3111.c | 2 +-
.../intel-mid/device_libs/platform_max7315.c | 4 +-
.../intel-mid/device_libs/platform_mpu3050.c | 2 +-
.../intel-mid/device_libs/platform_msic_gpio.c | 2 +-
.../intel-mid/device_libs/platform_msic_ocd.c | 2 +-
.../intel-mid/device_libs/platform_pmic_gpio.c | 2 +-
.../intel-mid/device_libs/platform_tc35876x.c | 6 +--
.../intel-mid/device_libs/platform_tca6416.c | 4 +-
arch/x86/platform/intel-mid/intel_mid_sfi.c | 51 --------------------
13 files changed, 18 insertions(+), 69 deletions(-)
diff --git a/arch/x86/include/asm/intel-mid.h b/arch/x86/include/asm/intel-mid.h
index 358e0d2..e66555d 100644
--- a/arch/x86/include/asm/intel-mid.h
+++ b/arch/x86/include/asm/intel-mid.h
@@ -12,10 +12,10 @@
#define _ASM_X86_INTEL_MID_H
#include <linux/sfi.h>
+#include <linux/sfi_gpio.h>
#include <linux/platform_device.h>
extern int intel_mid_pci_init(void);
-extern int get_gpio_by_name(const char *name);
extern void intel_scu_device_register(struct platform_device *pdev);
extern int __init sfi_parse_mrtc(struct sfi_table_header *table);
extern int __init sfi_parse_mtmr(struct sfi_table_header *table);
diff --git a/arch/x86/platform/intel-mid/device_libs/platform_emc1403.c b/arch/x86/platform/intel-mid/device_libs/platform_emc1403.c
index 301e414..14812625 100644
--- a/arch/x86/platform/intel-mid/device_libs/platform_emc1403.c
+++ b/arch/x86/platform/intel-mid/device_libs/platform_emc1403.c
@@ -20,8 +20,8 @@ void __init *emc1403_platform_data(void *info)
{
static short intr2nd_pdata;
struct i2c_board_info *i2c_info = info;
- int intr = get_gpio_by_name("thermal_int");
- int intr2nd = get_gpio_by_name("thermal_alert");
+ int intr = sfi_get_gpio_by_name("thermal_int");
+ int intr2nd = sfi_get_gpio_by_name("thermal_alert");
if (intr == -1 || intr2nd == -1)
return NULL;
diff --git a/arch/x86/platform/intel-mid/device_libs/platform_gpio_keys.c b/arch/x86/platform/intel-mid/device_libs/platform_gpio_keys.c
index 4cae400..859829c 100644
--- a/arch/x86/platform/intel-mid/device_libs/platform_gpio_keys.c
+++ b/arch/x86/platform/intel-mid/device_libs/platform_gpio_keys.c
@@ -62,7 +62,7 @@ static int __init pb_keys_init(void)
num = sizeof(gpio_button) / sizeof(struct gpio_keys_button);
for (i = 0; i < num; i++) {
- gb[i].gpio = get_gpio_by_name(gb[i].desc);
+ gb[i].gpio = sfi_get_gpio_by_name(gb[i].desc);
pr_debug("info[%2d]: name = %s, gpio = %d\n", i, gb[i].desc,
gb[i].gpio);
if (gb[i].gpio == -1)
diff --git a/arch/x86/platform/intel-mid/device_libs/platform_lis331.c b/arch/x86/platform/intel-mid/device_libs/platform_lis331.c
index db96e30..770fdd4 100644
--- a/arch/x86/platform/intel-mid/device_libs/platform_lis331.c
+++ b/arch/x86/platform/intel-mid/device_libs/platform_lis331.c
@@ -19,8 +19,8 @@ void __init *lis331dl_platform_data(void *info)
{
static short intr2nd_pdata;
struct i2c_board_info *i2c_info = info;
- int intr = get_gpio_by_name("accel_int");
- int intr2nd = get_gpio_by_name("accel_2");
+ int intr = sfi_get_gpio_by_name("accel_int");
+ int intr2nd = sfi_get_gpio_by_name("accel_2");
if (intr == -1 || intr2nd == -1)
return NULL;
diff --git a/arch/x86/platform/intel-mid/device_libs/platform_max3111.c b/arch/x86/platform/intel-mid/device_libs/platform_max3111.c
index 1fdc259..7466ba7 100644
--- a/arch/x86/platform/intel-mid/device_libs/platform_max3111.c
+++ b/arch/x86/platform/intel-mid/device_libs/platform_max3111.c
@@ -18,7 +18,7 @@
void __init *max3111_platform_data(void *info)
{
struct spi_board_info *spi_info = info;
- int intr = get_gpio_by_name("max3111_int");
+ int intr = sfi_get_gpio_by_name("max3111_int");
spi_info->mode = SPI_MODE_0;
if (intr == -1)
diff --git a/arch/x86/platform/intel-mid/device_libs/platform_max7315.c b/arch/x86/platform/intel-mid/device_libs/platform_max7315.c
index 1c10cb4..30055e6 100644
--- a/arch/x86/platform/intel-mid/device_libs/platform_max7315.c
+++ b/arch/x86/platform/intel-mid/device_libs/platform_max7315.c
@@ -45,8 +45,8 @@ void __init *max7315_platform_data(void *info)
strcpy(intr_pin_name, "max7315_int");
}
- gpio_base = get_gpio_by_name(base_pin_name);
- intr = get_gpio_by_name(intr_pin_name);
+ gpio_base = sfi_get_gpio_by_name(base_pin_name);
+ intr = sfi_get_gpio_by_name(intr_pin_name);
if (gpio_base == -1)
return NULL;
diff --git a/arch/x86/platform/intel-mid/device_libs/platform_mpu3050.c b/arch/x86/platform/intel-mid/device_libs/platform_mpu3050.c
index 1f91ad3..c29fddc 100644
--- a/arch/x86/platform/intel-mid/device_libs/platform_mpu3050.c
+++ b/arch/x86/platform/intel-mid/device_libs/platform_mpu3050.c
@@ -18,7 +18,7 @@
void *mpu3050_platform_data(void *info)
{
struct i2c_board_info *i2c_info = info;
- int intr = get_gpio_by_name("mpu3050_int");
+ int intr = sfi_get_gpio_by_name("mpu3050_int");
if (intr == -1)
return NULL;
diff --git a/arch/x86/platform/intel-mid/device_libs/platform_msic_gpio.c b/arch/x86/platform/intel-mid/device_libs/platform_msic_gpio.c
index ada9bd1..d892f2e 100644
--- a/arch/x86/platform/intel-mid/device_libs/platform_msic_gpio.c
+++ b/arch/x86/platform/intel-mid/device_libs/platform_msic_gpio.c
@@ -25,7 +25,7 @@ void __init *msic_gpio_platform_data(void *info)
{
static struct intel_msic_gpio_pdata msic_gpio_pdata;
- int gpio = get_gpio_by_name("msic_gpio_base");
+ int gpio = sfi_get_gpio_by_name("msic_gpio_base");
if (gpio < 0)
return NULL;
diff --git a/arch/x86/platform/intel-mid/device_libs/platform_msic_ocd.c b/arch/x86/platform/intel-mid/device_libs/platform_msic_ocd.c
index 18446ca..974a39b 100644
--- a/arch/x86/platform/intel-mid/device_libs/platform_msic_ocd.c
+++ b/arch/x86/platform/intel-mid/device_libs/platform_msic_ocd.c
@@ -26,7 +26,7 @@ void __init *msic_ocd_platform_data(void *info)
static struct intel_msic_ocd_pdata msic_ocd_pdata;
int gpio;
- gpio = get_gpio_by_name("ocd_gpio");
+ gpio = sfi_get_gpio_by_name("ocd_gpio");
if (gpio < 0)
return NULL;
diff --git a/arch/x86/platform/intel-mid/device_libs/platform_pmic_gpio.c b/arch/x86/platform/intel-mid/device_libs/platform_pmic_gpio.c
index f5d3ec8..ed5711a 100644
--- a/arch/x86/platform/intel-mid/device_libs/platform_pmic_gpio.c
+++ b/arch/x86/platform/intel-mid/device_libs/platform_pmic_gpio.c
@@ -23,7 +23,7 @@
void __init *pmic_gpio_platform_data(void *info)
{
static struct intel_pmic_gpio_platform_data pmic_gpio_pdata;
- int gpio_base = get_gpio_by_name("pmic_gpio_base");
+ int gpio_base = sfi_get_gpio_by_name("pmic_gpio_base");
if (gpio_base == -1)
gpio_base = 64;
diff --git a/arch/x86/platform/intel-mid/device_libs/platform_tc35876x.c b/arch/x86/platform/intel-mid/device_libs/platform_tc35876x.c
index dd9ef63..4a6f228 100644
--- a/arch/x86/platform/intel-mid/device_libs/platform_tc35876x.c
+++ b/arch/x86/platform/intel-mid/device_libs/platform_tc35876x.c
@@ -21,9 +21,9 @@ void *tc35876x_platform_data(void *data)
static struct tc35876x_platform_data pdata;
/* gpio pins set to -1 will not be used by the driver */
- pdata.gpio_bridge_reset = get_gpio_by_name("LCMB_RXEN");
- pdata.gpio_panel_bl_en = get_gpio_by_name("6S6P_BL_EN");
- pdata.gpio_panel_vadd = get_gpio_by_name("EN_VREG_LCD_V3P3");
+ pdata.gpio_bridge_reset = sfi_get_gpio_by_name("LCMB_RXEN");
+ pdata.gpio_panel_bl_en = sfi_get_gpio_by_name("6S6P_BL_EN");
+ pdata.gpio_panel_vadd = sfi_get_gpio_by_name("EN_VREG_LCD_V3P3");
return &pdata;
}
diff --git a/arch/x86/platform/intel-mid/device_libs/platform_tca6416.c b/arch/x86/platform/intel-mid/device_libs/platform_tca6416.c
index 79fccdd..1ca2eec 100644
--- a/arch/x86/platform/intel-mid/device_libs/platform_tca6416.c
+++ b/arch/x86/platform/intel-mid/device_libs/platform_tca6416.c
@@ -28,8 +28,8 @@ void *tca6416_platform_data(void *info)
strcpy(base_pin_name, TCA6416_BASE);
strcpy(intr_pin_name, TCA6416_INTR);
- gpio_base = get_gpio_by_name(base_pin_name);
- intr = get_gpio_by_name(intr_pin_name);
+ gpio_base = sfi_get_gpio_by_name(base_pin_name);
+ intr = sfi_get_gpio_by_name(intr_pin_name);
if (gpio_base == -1)
return NULL;
diff --git a/arch/x86/platform/intel-mid/intel_mid_sfi.c b/arch/x86/platform/intel-mid/intel_mid_sfi.c
index c4a10de..a5fc58c 100644
--- a/arch/x86/platform/intel-mid/intel_mid_sfi.c
+++ b/arch/x86/platform/intel-mid/intel_mid_sfi.c
@@ -19,7 +19,6 @@
#include <linux/spi/spi.h>
#include <linux/i2c.h>
#include <linux/skbuff.h>
-#include <linux/gpio.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <linux/platform_device.h>
@@ -52,13 +51,11 @@
static struct platform_device *ipc_devs[MAX_IPCDEVS];
static struct spi_board_info *spi_devs[MAX_SCU_SPI];
static struct i2c_board_info *i2c_devs[MAX_SCU_I2C];
-static struct sfi_gpio_table_entry *gpio_table;
static struct sfi_timer_table_entry sfi_mtimer_array[SFI_MTMR_MAX_NUM];
static int ipc_next_dev;
static int spi_next_dev;
static int i2c_next_dev;
static int i2c_bus[MAX_SCU_I2C];
-static int gpio_num_entry;
static u32 sfi_mtimer_usage[SFI_MTMR_MAX_NUM];
int sfi_mrtc_num;
int sfi_mtimer_num;
@@ -178,53 +175,6 @@ int __init sfi_parse_mrtc(struct sfi_table_header *table)
return 0;
}
-
-/*
- * Parsing GPIO table first, since the DEVS table will need this table
- * to map the pin name to the actual pin.
- */
-static int __init sfi_parse_gpio(struct sfi_table_header *table)
-{
- struct sfi_table_simple *sb;
- struct sfi_gpio_table_entry *pentry;
- int num, i;
-
- if (gpio_table)
- return 0;
- sb = (struct sfi_table_simple *)table;
- num = SFI_GET_NUM_ENTRIES(sb, struct sfi_gpio_table_entry);
- pentry = (struct sfi_gpio_table_entry *)sb->pentry;
-
- gpio_table = kmalloc(num * sizeof(*pentry), GFP_KERNEL);
- if (!gpio_table)
- return -1;
- memcpy(gpio_table, pentry, num * sizeof(*pentry));
- gpio_num_entry = num;
-
- pr_debug("GPIO pin info:\n");
- for (i = 0; i < num; i++, pentry++)
- pr_debug("info[%2d]: controller = %16.16s, pin_name = %16.16s,"
- " pin = %d\n", i,
- pentry->controller_name,
- pentry->pin_name,
- pentry->pin_no);
- return 0;
-}
-
-int get_gpio_by_name(const char *name)
-{
- struct sfi_gpio_table_entry *pentry = gpio_table;
- int i;
-
- if (!pentry)
- return -1;
- for (i = 0; i < gpio_num_entry; i++, pentry++) {
- if (!strncmp(name, pentry->pin_name, SFI_NAME_LEN))
- return pentry->pin_no;
- }
- return -1;
-}
-
void __init intel_scu_device_register(struct platform_device *pdev)
{
if (ipc_next_dev == MAX_IPCDEVS)
@@ -478,7 +428,6 @@ static int __init sfi_parse_devs(struct sfi_table_header *table)
static int __init intel_mid_platform_init(void)
{
- sfi_table_parse(SFI_SIG_GPIO, NULL, NULL, sfi_parse_gpio);
sfi_table_parse(SFI_SIG_DEVS, NULL, NULL, sfi_parse_devs);
return 0;
}
--
1.7.9.5
--
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