diff options
Diffstat (limited to 'meta/recipes-kernel/linux/linux-omap2-git/beagleboard/TWL4030-07.patch')
| -rw-r--r-- | meta/recipes-kernel/linux/linux-omap2-git/beagleboard/TWL4030-07.patch | 274 |
1 files changed, 274 insertions, 0 deletions
diff --git a/meta/recipes-kernel/linux/linux-omap2-git/beagleboard/TWL4030-07.patch b/meta/recipes-kernel/linux/linux-omap2-git/beagleboard/TWL4030-07.patch new file mode 100644 index 0000000000..8e4c4d6be4 --- /dev/null +++ b/meta/recipes-kernel/linux/linux-omap2-git/beagleboard/TWL4030-07.patch @@ -0,0 +1,274 @@ +TWL4030: move TWL module register defs into separate include files + +From: Paul Walmsley <paul@pwsan.com> + +twl_init_irq() uses "magic numbers" to access TWL module IMR and ISR +registers. Symbolic constants are definitely preferred. + +Rather than duplicating already existing symbolic constants in +twl4030-gpio.c and twl4030-pwrirq.c, move the existing constants out +into include files. This patch should not change kernel behavior. + +Signed-off-by: Paul Walmsley <paul@pwsan.com> +--- + + drivers/i2c/chips/twl4030-gpio.c | 48 ----------------------- + drivers/i2c/chips/twl4030-pwrirq.c | 15 +++---- + include/linux/i2c/twl4030-gpio.h | 76 ++++++++++++++++++++++++++++++++++++ + include/linux/i2c/twl4030-pwrirq.h | 37 ++++++++++++++++++ + 4 files changed, 121 insertions(+), 55 deletions(-) + create mode 100644 include/linux/i2c/twl4030-gpio.h + create mode 100644 include/linux/i2c/twl4030-pwrirq.h + +diff --git a/drivers/i2c/chips/twl4030-gpio.c b/drivers/i2c/chips/twl4030-gpio.c +index f16a48b..9d17f45 100644 +--- a/drivers/i2c/chips/twl4030-gpio.c ++++ b/drivers/i2c/chips/twl4030-gpio.c +@@ -38,6 +38,7 @@ + + #include <linux/i2c.h> + #include <linux/i2c/twl4030.h> ++#include <linux/i2c/twl4030-gpio.h> + #include <linux/slab.h> + + #include <asm/arch/irqs.h> +@@ -47,53 +48,6 @@ + + #include <linux/device.h> + +-/* +- * GPIO Block Register definitions +- */ +- +-#define REG_GPIODATAIN1 0x0 +-#define REG_GPIODATAIN2 0x1 +-#define REG_GPIODATAIN3 0x2 +-#define REG_GPIODATADIR1 0x3 +-#define REG_GPIODATADIR2 0x4 +-#define REG_GPIODATADIR3 0x5 +-#define REG_GPIODATAOUT1 0x6 +-#define REG_GPIODATAOUT2 0x7 +-#define REG_GPIODATAOUT3 0x8 +-#define REG_CLEARGPIODATAOUT1 0x9 +-#define REG_CLEARGPIODATAOUT2 0xA +-#define REG_CLEARGPIODATAOUT3 0xB +-#define REG_SETGPIODATAOUT1 0xC +-#define REG_SETGPIODATAOUT2 0xD +-#define REG_SETGPIODATAOUT3 0xE +-#define REG_GPIO_DEBEN1 0xF +-#define REG_GPIO_DEBEN2 0x10 +-#define REG_GPIO_DEBEN3 0x11 +-#define REG_GPIO_CTRL 0x12 +-#define REG_GPIOPUPDCTR1 0x13 +-#define REG_GPIOPUPDCTR2 0x14 +-#define REG_GPIOPUPDCTR3 0x15 +-#define REG_GPIOPUPDCTR4 0x16 +-#define REG_GPIOPUPDCTR5 0x17 +-#define REG_GPIO_ISR1A 0x19 +-#define REG_GPIO_ISR2A 0x1A +-#define REG_GPIO_ISR3A 0x1B +-#define REG_GPIO_IMR1A 0x1C +-#define REG_GPIO_IMR2A 0x1D +-#define REG_GPIO_IMR3A 0x1E +-#define REG_GPIO_ISR1B 0x1F +-#define REG_GPIO_ISR2B 0x20 +-#define REG_GPIO_ISR3B 0x21 +-#define REG_GPIO_IMR1B 0x22 +-#define REG_GPIO_IMR2B 0x23 +-#define REG_GPIO_IMR3B 0x24 +-#define REG_GPIO_EDR1 0x28 +-#define REG_GPIO_EDR2 0x29 +-#define REG_GPIO_EDR3 0x2A +-#define REG_GPIO_EDR4 0x2B +-#define REG_GPIO_EDR5 0x2C +-#define REG_GPIO_SIH_CTRL 0x2D +- + /* BitField Definitions */ + + /* Data banks : 3 banks for 8 gpios each */ +diff --git a/drivers/i2c/chips/twl4030-pwrirq.c b/drivers/i2c/chips/twl4030-pwrirq.c +index a4d2e92..1afdb65 100644 +--- a/drivers/i2c/chips/twl4030-pwrirq.c ++++ b/drivers/i2c/chips/twl4030-pwrirq.c +@@ -27,10 +27,8 @@ + #include <linux/random.h> + #include <linux/kthread.h> + #include <linux/i2c/twl4030.h> ++#include <linux/i2c/twl4030-pwrirq.h> + +-#define PWR_ISR1 0 +-#define PWR_IMR1 1 +-#define PWR_SIH_CTRL 7 + #define PWR_SIH_CTRL_COR (1<<2) + + static u8 twl4030_pwrirq_mask; +@@ -93,7 +91,8 @@ static void do_twl4030_pwrmodule_irq(unsigned int irq, irq_desc_t *desc) + twl4030_pwrirq_mask |= 1 << (irq - TWL4030_PWR_IRQ_BASE); + local_irq_enable(); + twl4030_i2c_write_u8(TWL4030_MODULE_INT, +- twl4030_pwrirq_mask, PWR_IMR1); ++ twl4030_pwrirq_mask, ++ TWL4030_INT_PWR_IMR1); + } + } + } +@@ -115,7 +114,7 @@ static void do_twl4030_pwrirq(unsigned int irq, irq_desc_t *desc) + + local_irq_enable(); + ret = twl4030_i2c_read_u8(TWL4030_MODULE_INT, &pwr_isr, +- PWR_ISR1); ++ TWL4030_INT_PWR_ISR1); + if (ret) { + printk(KERN_WARNING + "I2C error %d while reading TWL4030" +@@ -151,7 +150,7 @@ static int twl4030_pwrirq_thread(void *data) + twl4030_pwrirq_mask &= ~local_unmask; + + twl4030_i2c_write_u8(TWL4030_MODULE_INT, twl4030_pwrirq_mask, +- PWR_IMR1); ++ TWL4030_INT_PWR_IMR1); + + local_irq_disable(); + if (!twl4030_pwrirq_pending_unmask) +@@ -172,14 +171,14 @@ static int __init twl4030_pwrirq_init(void) + twl4030_pwrirq_pending_unmask = 0; + + err = twl4030_i2c_write_u8(TWL4030_MODULE_INT, twl4030_pwrirq_mask, +- PWR_IMR1); ++ TWL4030_INT_PWR_IMR1); + if (err) + return err; + + /* Enable clear on read */ + + err = twl4030_i2c_write_u8(TWL4030_MODULE_INT, PWR_SIH_CTRL_COR, +- PWR_SIH_CTRL); ++ TWL4030_INT_PWR_SIH_CTRL); + if (err) + return err; + +diff --git a/include/linux/i2c/twl4030-gpio.h b/include/linux/i2c/twl4030-gpio.h +new file mode 100644 +index 0000000..7cbf610 +--- /dev/null ++++ b/include/linux/i2c/twl4030-gpio.h +@@ -0,0 +1,76 @@ ++/* ++ * twl4030-gpio.h - header for TWL4030 GPIO module ++ * ++ * Copyright (C) 2005-2006, 2008 Texas Instruments, Inc. ++ * Copyright (C) 2008 Nokia Corporation ++ * ++ * Based on tlv320aic23.c: ++ * Copyright (c) by Kai Svahn <kai.svahn@nokia.com> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License as published by ++ * the Free Software Foundation; either version 2 of the License, or ++ * (at your option) any later version. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ * ++ * You should have received a copy of the GNU General Public License ++ * along with this program; if not, write to the Free Software ++ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA ++ * ++ */ ++ ++#ifndef __TWL4030_GPIO_H_ ++#define __TWL4030_GPIO_H_ ++ ++/* ++ * GPIO Block Register definitions ++ */ ++ ++#define REG_GPIODATAIN1 0x0 ++#define REG_GPIODATAIN2 0x1 ++#define REG_GPIODATAIN3 0x2 ++#define REG_GPIODATADIR1 0x3 ++#define REG_GPIODATADIR2 0x4 ++#define REG_GPIODATADIR3 0x5 ++#define REG_GPIODATAOUT1 0x6 ++#define REG_GPIODATAOUT2 0x7 ++#define REG_GPIODATAOUT3 0x8 ++#define REG_CLEARGPIODATAOUT1 0x9 ++#define REG_CLEARGPIODATAOUT2 0xA ++#define REG_CLEARGPIODATAOUT3 0xB ++#define REG_SETGPIODATAOUT1 0xC ++#define REG_SETGPIODATAOUT2 0xD ++#define REG_SETGPIODATAOUT3 0xE ++#define REG_GPIO_DEBEN1 0xF ++#define REG_GPIO_DEBEN2 0x10 ++#define REG_GPIO_DEBEN3 0x11 ++#define REG_GPIO_CTRL 0x12 ++#define REG_GPIOPUPDCTR1 0x13 ++#define REG_GPIOPUPDCTR2 0x14 ++#define REG_GPIOPUPDCTR3 0x15 ++#define REG_GPIOPUPDCTR4 0x16 ++#define REG_GPIOPUPDCTR5 0x17 ++#define REG_GPIO_ISR1A 0x19 ++#define REG_GPIO_ISR2A 0x1A ++#define REG_GPIO_ISR3A 0x1B ++#define REG_GPIO_IMR1A 0x1C ++#define REG_GPIO_IMR2A 0x1D ++#define REG_GPIO_IMR3A 0x1E ++#define REG_GPIO_ISR1B 0x1F ++#define REG_GPIO_ISR2B 0x20 ++#define REG_GPIO_ISR3B 0x21 ++#define REG_GPIO_IMR1B 0x22 ++#define REG_GPIO_IMR2B 0x23 ++#define REG_GPIO_IMR3B 0x24 ++#define REG_GPIO_EDR1 0x28 ++#define REG_GPIO_EDR2 0x29 ++#define REG_GPIO_EDR3 0x2A ++#define REG_GPIO_EDR4 0x2B ++#define REG_GPIO_EDR5 0x2C ++#define REG_GPIO_SIH_CTRL 0x2D ++ ++#endif /* End of __TWL4030_GPIO_H */ +diff --git a/include/linux/i2c/twl4030-pwrirq.h b/include/linux/i2c/twl4030-pwrirq.h +new file mode 100644 +index 0000000..7a13368 +--- /dev/null ++++ b/include/linux/i2c/twl4030-pwrirq.h +@@ -0,0 +1,37 @@ ++/* ++ * twl4030-gpio.h - header for TWL4030 GPIO module ++ * ++ * Copyright (C) 2008 Texas Instruments, Inc. ++ * Copyright (C) 2008 Nokia Corporation ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License as published by ++ * the Free Software Foundation; either version 2 of the License, or ++ * (at your option) any later version. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++ * GNU General Public License for more details. ++ * ++ * You should have received a copy of the GNU General Public License ++ * along with this program; if not, write to the Free Software ++ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA ++ * ++ */ ++ ++#ifndef __TWL4030_PWRIRQ_H_ ++#define __TWL4030_PWRIRQ_H_ ++ ++/* ++ * INT Module Register definitions ++ * (not all registers are defined below) ++ */ ++ ++#define TWL4030_INT_PWR_ISR1 0x0 ++#define TWL4030_INT_PWR_IMR1 0x1 ++#define TWL4030_INT_PWR_ISR2 0x2 ++#define TWL4030_INT_PWR_IMR2 0x3 ++#define TWL4030_INT_PWR_SIH_CTRL 0x7 ++ ++#endif /* End of __TWL4030_PWRIRQ_H */ |