Merge commit 'AU_LINUX_ANDROID_ICS.04.00.04.00.126' into msm-3.4
AU_LINUX_ANDROID_ICS.04.00.04.00.126 from msm-3.0.
First parent is from google/android-3.4.
* commit 'AU_LINUX_ANDROID_ICS.04.00.04.00.126': (8712 commits)
PRNG: Device tree entry for qrng device.
vidc:1080p: Set video core timeout value for Thumbnail mode
msm: sps: improve the debugging support in SPS driver
board-8064 msm: Overlap secure and non secure video firmware heaps.
msm: clock: Add handoff ops for 7x30 and copper XO clocks
msm_fb: display: Wait for external vsync before DTV IOMMU unmap
msm: Fix ciruclar dependency in debug UART settings
msm: gdsc: Add GDSC regulator driver for msm-copper
defconfig: Enable Mobicore Driver.
mobicore: Add mobicore driver.
mobicore: rename variable to lower case.
mobicore: rename folder.
mobicore: add makefiles
mobicore: initial import of kernel driver
ASoC: msm: Add SLIMBUS_2_RX CPU DAI
board-8064-gpio: Update FUNC for EPM SPI CS
msm_fb: display: Remove chicken bit config during video playback
mmc: msm_sdcc: enable the sanitize capability
msm-fb: display: lm2 writeback support on mpq platfroms
msm_fb: display: Disable LVDS phy & pll during panel off
...
Signed-off-by: Steve Muckle <smuckle@codeaurora.org>
diff --git a/drivers/gpio/gpio-msm-v1.c b/drivers/gpio/gpio-msm-v1.c
index 52a4d42..8718c9a 100644
--- a/drivers/gpio/gpio-msm-v1.c
+++ b/drivers/gpio/gpio-msm-v1.c
@@ -1,6 +1,7 @@
-/*
+/* linux/arch/arm/mach-msm/gpio.c
+ *
* Copyright (C) 2007 Google, Inc.
- * Copyright (c) 2009-2011, Code Aurora Forum. All rights reserved.
+ * Copyright (c) 2009-2012, Code Aurora Forum. All rights reserved.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
@@ -19,9 +20,13 @@
#include <linux/io.h>
#include <linux/irq.h>
#include <linux/module.h>
-#include <mach/cpu.h>
-#include <mach/msm_gpiomux.h>
+#include <linux/platform_device.h>
+#include <asm/mach/irq.h>
+#include <mach/gpiomux.h>
#include <mach/msm_iomap.h>
+#include <mach/msm_smsm.h>
+#include <mach/proc_comm.h>
+
/* see 80-VA736-2 Rev C pp 695-751
**
@@ -34,257 +39,187 @@
** macros.
*/
+#if defined(CONFIG_ARCH_MSM7X30)
#define MSM_GPIO1_REG(off) (MSM_GPIO1_BASE + (off))
#define MSM_GPIO2_REG(off) (MSM_GPIO2_BASE + 0x400 + (off))
-#define MSM_GPIO1_SHADOW_REG(off) (MSM_GPIO1_BASE + 0x800 + (off))
-#define MSM_GPIO2_SHADOW_REG(off) (MSM_GPIO2_BASE + 0xC00 + (off))
+#else
+#define MSM_GPIO1_REG(off) (MSM_GPIO1_BASE + 0x800 + (off))
+#define MSM_GPIO2_REG(off) (MSM_GPIO2_BASE + 0xC00 + (off))
+#endif
-/*
- * MSM7X00 registers
- */
+#if defined(CONFIG_ARCH_MSM7X00A) || defined(CONFIG_ARCH_MSM7X25) ||\
+ defined(CONFIG_ARCH_MSM7X27)
+
/* output value */
-#define MSM7X00_GPIO_OUT_0 MSM_GPIO1_SHADOW_REG(0x00) /* gpio 15-0 */
-#define MSM7X00_GPIO_OUT_1 MSM_GPIO2_SHADOW_REG(0x00) /* gpio 42-16 */
-#define MSM7X00_GPIO_OUT_2 MSM_GPIO1_SHADOW_REG(0x04) /* gpio 67-43 */
-#define MSM7X00_GPIO_OUT_3 MSM_GPIO1_SHADOW_REG(0x08) /* gpio 94-68 */
-#define MSM7X00_GPIO_OUT_4 MSM_GPIO1_SHADOW_REG(0x0C) /* gpio 106-95 */
-#define MSM7X00_GPIO_OUT_5 MSM_GPIO1_SHADOW_REG(0x50) /* gpio 107-121 */
+#define MSM_GPIO_OUT_0 MSM_GPIO1_REG(0x00) /* gpio 15-0 */
+#define MSM_GPIO_OUT_1 MSM_GPIO2_REG(0x00) /* gpio 42-16 */
+#define MSM_GPIO_OUT_2 MSM_GPIO1_REG(0x04) /* gpio 67-43 */
+#define MSM_GPIO_OUT_3 MSM_GPIO1_REG(0x08) /* gpio 94-68 */
+#define MSM_GPIO_OUT_4 MSM_GPIO1_REG(0x0C) /* gpio 106-95 */
+#define MSM_GPIO_OUT_5 MSM_GPIO1_REG(0x50) /* gpio 107-121 */
/* same pin map as above, output enable */
-#define MSM7X00_GPIO_OE_0 MSM_GPIO1_SHADOW_REG(0x10)
-#define MSM7X00_GPIO_OE_1 MSM_GPIO2_SHADOW_REG(0x08)
-#define MSM7X00_GPIO_OE_2 MSM_GPIO1_SHADOW_REG(0x14)
-#define MSM7X00_GPIO_OE_3 MSM_GPIO1_SHADOW_REG(0x18)
-#define MSM7X00_GPIO_OE_4 MSM_GPIO1_SHADOW_REG(0x1C)
-#define MSM7X00_GPIO_OE_5 MSM_GPIO1_SHADOW_REG(0x54)
+#define MSM_GPIO_OE_0 MSM_GPIO1_REG(0x10)
+#define MSM_GPIO_OE_1 MSM_GPIO2_REG(0x08)
+#define MSM_GPIO_OE_2 MSM_GPIO1_REG(0x14)
+#define MSM_GPIO_OE_3 MSM_GPIO1_REG(0x18)
+#define MSM_GPIO_OE_4 MSM_GPIO1_REG(0x1C)
+#define MSM_GPIO_OE_5 MSM_GPIO1_REG(0x54)
/* same pin map as above, input read */
-#define MSM7X00_GPIO_IN_0 MSM_GPIO1_SHADOW_REG(0x34)
-#define MSM7X00_GPIO_IN_1 MSM_GPIO2_SHADOW_REG(0x20)
-#define MSM7X00_GPIO_IN_2 MSM_GPIO1_SHADOW_REG(0x38)
-#define MSM7X00_GPIO_IN_3 MSM_GPIO1_SHADOW_REG(0x3C)
-#define MSM7X00_GPIO_IN_4 MSM_GPIO1_SHADOW_REG(0x40)
-#define MSM7X00_GPIO_IN_5 MSM_GPIO1_SHADOW_REG(0x44)
+#define MSM_GPIO_IN_0 MSM_GPIO1_REG(0x34)
+#define MSM_GPIO_IN_1 MSM_GPIO2_REG(0x20)
+#define MSM_GPIO_IN_2 MSM_GPIO1_REG(0x38)
+#define MSM_GPIO_IN_3 MSM_GPIO1_REG(0x3C)
+#define MSM_GPIO_IN_4 MSM_GPIO1_REG(0x40)
+#define MSM_GPIO_IN_5 MSM_GPIO1_REG(0x44)
/* same pin map as above, 1=edge 0=level interrup */
-#define MSM7X00_GPIO_INT_EDGE_0 MSM_GPIO1_SHADOW_REG(0x60)
-#define MSM7X00_GPIO_INT_EDGE_1 MSM_GPIO2_SHADOW_REG(0x50)
-#define MSM7X00_GPIO_INT_EDGE_2 MSM_GPIO1_SHADOW_REG(0x64)
-#define MSM7X00_GPIO_INT_EDGE_3 MSM_GPIO1_SHADOW_REG(0x68)
-#define MSM7X00_GPIO_INT_EDGE_4 MSM_GPIO1_SHADOW_REG(0x6C)
-#define MSM7X00_GPIO_INT_EDGE_5 MSM_GPIO1_SHADOW_REG(0xC0)
+#define MSM_GPIO_INT_EDGE_0 MSM_GPIO1_REG(0x60)
+#define MSM_GPIO_INT_EDGE_1 MSM_GPIO2_REG(0x50)
+#define MSM_GPIO_INT_EDGE_2 MSM_GPIO1_REG(0x64)
+#define MSM_GPIO_INT_EDGE_3 MSM_GPIO1_REG(0x68)
+#define MSM_GPIO_INT_EDGE_4 MSM_GPIO1_REG(0x6C)
+#define MSM_GPIO_INT_EDGE_5 MSM_GPIO1_REG(0xC0)
/* same pin map as above, 1=positive 0=negative */
-#define MSM7X00_GPIO_INT_POS_0 MSM_GPIO1_SHADOW_REG(0x70)
-#define MSM7X00_GPIO_INT_POS_1 MSM_GPIO2_SHADOW_REG(0x58)
-#define MSM7X00_GPIO_INT_POS_2 MSM_GPIO1_SHADOW_REG(0x74)
-#define MSM7X00_GPIO_INT_POS_3 MSM_GPIO1_SHADOW_REG(0x78)
-#define MSM7X00_GPIO_INT_POS_4 MSM_GPIO1_SHADOW_REG(0x7C)
-#define MSM7X00_GPIO_INT_POS_5 MSM_GPIO1_SHADOW_REG(0xBC)
+#define MSM_GPIO_INT_POS_0 MSM_GPIO1_REG(0x70)
+#define MSM_GPIO_INT_POS_1 MSM_GPIO2_REG(0x58)
+#define MSM_GPIO_INT_POS_2 MSM_GPIO1_REG(0x74)
+#define MSM_GPIO_INT_POS_3 MSM_GPIO1_REG(0x78)
+#define MSM_GPIO_INT_POS_4 MSM_GPIO1_REG(0x7C)
+#define MSM_GPIO_INT_POS_5 MSM_GPIO1_REG(0xBC)
/* same pin map as above, interrupt enable */
-#define MSM7X00_GPIO_INT_EN_0 MSM_GPIO1_SHADOW_REG(0x80)
-#define MSM7X00_GPIO_INT_EN_1 MSM_GPIO2_SHADOW_REG(0x60)
-#define MSM7X00_GPIO_INT_EN_2 MSM_GPIO1_SHADOW_REG(0x84)
-#define MSM7X00_GPIO_INT_EN_3 MSM_GPIO1_SHADOW_REG(0x88)
-#define MSM7X00_GPIO_INT_EN_4 MSM_GPIO1_SHADOW_REG(0x8C)
-#define MSM7X00_GPIO_INT_EN_5 MSM_GPIO1_SHADOW_REG(0xB8)
+#define MSM_GPIO_INT_EN_0 MSM_GPIO1_REG(0x80)
+#define MSM_GPIO_INT_EN_1 MSM_GPIO2_REG(0x60)
+#define MSM_GPIO_INT_EN_2 MSM_GPIO1_REG(0x84)
+#define MSM_GPIO_INT_EN_3 MSM_GPIO1_REG(0x88)
+#define MSM_GPIO_INT_EN_4 MSM_GPIO1_REG(0x8C)
+#define MSM_GPIO_INT_EN_5 MSM_GPIO1_REG(0xB8)
/* same pin map as above, write 1 to clear interrupt */
-#define MSM7X00_GPIO_INT_CLEAR_0 MSM_GPIO1_SHADOW_REG(0x90)
-#define MSM7X00_GPIO_INT_CLEAR_1 MSM_GPIO2_SHADOW_REG(0x68)
-#define MSM7X00_GPIO_INT_CLEAR_2 MSM_GPIO1_SHADOW_REG(0x94)
-#define MSM7X00_GPIO_INT_CLEAR_3 MSM_GPIO1_SHADOW_REG(0x98)
-#define MSM7X00_GPIO_INT_CLEAR_4 MSM_GPIO1_SHADOW_REG(0x9C)
-#define MSM7X00_GPIO_INT_CLEAR_5 MSM_GPIO1_SHADOW_REG(0xB4)
+#define MSM_GPIO_INT_CLEAR_0 MSM_GPIO1_REG(0x90)
+#define MSM_GPIO_INT_CLEAR_1 MSM_GPIO2_REG(0x68)
+#define MSM_GPIO_INT_CLEAR_2 MSM_GPIO1_REG(0x94)
+#define MSM_GPIO_INT_CLEAR_3 MSM_GPIO1_REG(0x98)
+#define MSM_GPIO_INT_CLEAR_4 MSM_GPIO1_REG(0x9C)
+#define MSM_GPIO_INT_CLEAR_5 MSM_GPIO1_REG(0xB4)
/* same pin map as above, 1=interrupt pending */
-#define MSM7X00_GPIO_INT_STATUS_0 MSM_GPIO1_SHADOW_REG(0xA0)
-#define MSM7X00_GPIO_INT_STATUS_1 MSM_GPIO2_SHADOW_REG(0x70)
-#define MSM7X00_GPIO_INT_STATUS_2 MSM_GPIO1_SHADOW_REG(0xA4)
-#define MSM7X00_GPIO_INT_STATUS_3 MSM_GPIO1_SHADOW_REG(0xA8)
-#define MSM7X00_GPIO_INT_STATUS_4 MSM_GPIO1_SHADOW_REG(0xAC)
-#define MSM7X00_GPIO_INT_STATUS_5 MSM_GPIO1_SHADOW_REG(0xB0)
+#define MSM_GPIO_INT_STATUS_0 MSM_GPIO1_REG(0xA0)
+#define MSM_GPIO_INT_STATUS_1 MSM_GPIO2_REG(0x70)
+#define MSM_GPIO_INT_STATUS_2 MSM_GPIO1_REG(0xA4)
+#define MSM_GPIO_INT_STATUS_3 MSM_GPIO1_REG(0xA8)
+#define MSM_GPIO_INT_STATUS_4 MSM_GPIO1_REG(0xAC)
+#define MSM_GPIO_INT_STATUS_5 MSM_GPIO1_REG(0xB0)
-/*
- * QSD8X50 registers
- */
+#endif
+
+#if defined(CONFIG_ARCH_MSM7X30)
+
/* output value */
-#define QSD8X50_GPIO_OUT_0 MSM_GPIO1_SHADOW_REG(0x00) /* gpio 15-0 */
-#define QSD8X50_GPIO_OUT_1 MSM_GPIO2_SHADOW_REG(0x00) /* gpio 42-16 */
-#define QSD8X50_GPIO_OUT_2 MSM_GPIO1_SHADOW_REG(0x04) /* gpio 67-43 */
-#define QSD8X50_GPIO_OUT_3 MSM_GPIO1_SHADOW_REG(0x08) /* gpio 94-68 */
-#define QSD8X50_GPIO_OUT_4 MSM_GPIO1_SHADOW_REG(0x0C) /* gpio 103-95 */
-#define QSD8X50_GPIO_OUT_5 MSM_GPIO1_SHADOW_REG(0x10) /* gpio 121-104 */
-#define QSD8X50_GPIO_OUT_6 MSM_GPIO1_SHADOW_REG(0x14) /* gpio 152-122 */
-#define QSD8X50_GPIO_OUT_7 MSM_GPIO1_SHADOW_REG(0x18) /* gpio 164-153 */
+#define MSM_GPIO_OUT_0 MSM_GPIO1_REG(0x00) /* gpio 15-0 */
+#define MSM_GPIO_OUT_1 MSM_GPIO2_REG(0x00) /* gpio 43-16 */
+#define MSM_GPIO_OUT_2 MSM_GPIO1_REG(0x04) /* gpio 67-44 */
+#define MSM_GPIO_OUT_3 MSM_GPIO1_REG(0x08) /* gpio 94-68 */
+#define MSM_GPIO_OUT_4 MSM_GPIO1_REG(0x0C) /* gpio 106-95 */
+#define MSM_GPIO_OUT_5 MSM_GPIO1_REG(0x50) /* gpio 133-107 */
+#define MSM_GPIO_OUT_6 MSM_GPIO1_REG(0xC4) /* gpio 150-134 */
+#define MSM_GPIO_OUT_7 MSM_GPIO1_REG(0x214) /* gpio 181-151 */
/* same pin map as above, output enable */
-#define QSD8X50_GPIO_OE_0 MSM_GPIO1_SHADOW_REG(0x20)
-#define QSD8X50_GPIO_OE_1 MSM_GPIO2_SHADOW_REG(0x08)
-#define QSD8X50_GPIO_OE_2 MSM_GPIO1_SHADOW_REG(0x24)
-#define QSD8X50_GPIO_OE_3 MSM_GPIO1_SHADOW_REG(0x28)
-#define QSD8X50_GPIO_OE_4 MSM_GPIO1_SHADOW_REG(0x2C)
-#define QSD8X50_GPIO_OE_5 MSM_GPIO1_SHADOW_REG(0x30)
-#define QSD8X50_GPIO_OE_6 MSM_GPIO1_SHADOW_REG(0x34)
-#define QSD8X50_GPIO_OE_7 MSM_GPIO1_SHADOW_REG(0x38)
+#define MSM_GPIO_OE_0 MSM_GPIO1_REG(0x10)
+#define MSM_GPIO_OE_1 MSM_GPIO2_REG(0x08)
+#define MSM_GPIO_OE_2 MSM_GPIO1_REG(0x14)
+#define MSM_GPIO_OE_3 MSM_GPIO1_REG(0x18)
+#define MSM_GPIO_OE_4 MSM_GPIO1_REG(0x1C)
+#define MSM_GPIO_OE_5 MSM_GPIO1_REG(0x54)
+#define MSM_GPIO_OE_6 MSM_GPIO1_REG(0xC8)
+#define MSM_GPIO_OE_7 MSM_GPIO1_REG(0x218)
/* same pin map as above, input read */
-#define QSD8X50_GPIO_IN_0 MSM_GPIO1_SHADOW_REG(0x50)
-#define QSD8X50_GPIO_IN_1 MSM_GPIO2_SHADOW_REG(0x20)
-#define QSD8X50_GPIO_IN_2 MSM_GPIO1_SHADOW_REG(0x54)
-#define QSD8X50_GPIO_IN_3 MSM_GPIO1_SHADOW_REG(0x58)
-#define QSD8X50_GPIO_IN_4 MSM_GPIO1_SHADOW_REG(0x5C)
-#define QSD8X50_GPIO_IN_5 MSM_GPIO1_SHADOW_REG(0x60)
-#define QSD8X50_GPIO_IN_6 MSM_GPIO1_SHADOW_REG(0x64)
-#define QSD8X50_GPIO_IN_7 MSM_GPIO1_SHADOW_REG(0x68)
+#define MSM_GPIO_IN_0 MSM_GPIO1_REG(0x34)
+#define MSM_GPIO_IN_1 MSM_GPIO2_REG(0x20)
+#define MSM_GPIO_IN_2 MSM_GPIO1_REG(0x38)
+#define MSM_GPIO_IN_3 MSM_GPIO1_REG(0x3C)
+#define MSM_GPIO_IN_4 MSM_GPIO1_REG(0x40)
+#define MSM_GPIO_IN_5 MSM_GPIO1_REG(0x44)
+#define MSM_GPIO_IN_6 MSM_GPIO1_REG(0xCC)
+#define MSM_GPIO_IN_7 MSM_GPIO1_REG(0x21C)
/* same pin map as above, 1=edge 0=level interrup */
-#define QSD8X50_GPIO_INT_EDGE_0 MSM_GPIO1_SHADOW_REG(0x70)
-#define QSD8X50_GPIO_INT_EDGE_1 MSM_GPIO2_SHADOW_REG(0x50)
-#define QSD8X50_GPIO_INT_EDGE_2 MSM_GPIO1_SHADOW_REG(0x74)
-#define QSD8X50_GPIO_INT_EDGE_3 MSM_GPIO1_SHADOW_REG(0x78)
-#define QSD8X50_GPIO_INT_EDGE_4 MSM_GPIO1_SHADOW_REG(0x7C)
-#define QSD8X50_GPIO_INT_EDGE_5 MSM_GPIO1_SHADOW_REG(0x80)
-#define QSD8X50_GPIO_INT_EDGE_6 MSM_GPIO1_SHADOW_REG(0x84)
-#define QSD8X50_GPIO_INT_EDGE_7 MSM_GPIO1_SHADOW_REG(0x88)
+#define MSM_GPIO_INT_EDGE_0 MSM_GPIO1_REG(0x60)
+#define MSM_GPIO_INT_EDGE_1 MSM_GPIO2_REG(0x50)
+#define MSM_GPIO_INT_EDGE_2 MSM_GPIO1_REG(0x64)
+#define MSM_GPIO_INT_EDGE_3 MSM_GPIO1_REG(0x68)
+#define MSM_GPIO_INT_EDGE_4 MSM_GPIO1_REG(0x6C)
+#define MSM_GPIO_INT_EDGE_5 MSM_GPIO1_REG(0xC0)
+#define MSM_GPIO_INT_EDGE_6 MSM_GPIO1_REG(0xD0)
+#define MSM_GPIO_INT_EDGE_7 MSM_GPIO1_REG(0x240)
/* same pin map as above, 1=positive 0=negative */
-#define QSD8X50_GPIO_INT_POS_0 MSM_GPIO1_SHADOW_REG(0x90)
-#define QSD8X50_GPIO_INT_POS_1 MSM_GPIO2_SHADOW_REG(0x58)
-#define QSD8X50_GPIO_INT_POS_2 MSM_GPIO1_SHADOW_REG(0x94)
-#define QSD8X50_GPIO_INT_POS_3 MSM_GPIO1_SHADOW_REG(0x98)
-#define QSD8X50_GPIO_INT_POS_4 MSM_GPIO1_SHADOW_REG(0x9C)
-#define QSD8X50_GPIO_INT_POS_5 MSM_GPIO1_SHADOW_REG(0xA0)
-#define QSD8X50_GPIO_INT_POS_6 MSM_GPIO1_SHADOW_REG(0xA4)
-#define QSD8X50_GPIO_INT_POS_7 MSM_GPIO1_SHADOW_REG(0xA8)
+#define MSM_GPIO_INT_POS_0 MSM_GPIO1_REG(0x70)
+#define MSM_GPIO_INT_POS_1 MSM_GPIO2_REG(0x58)
+#define MSM_GPIO_INT_POS_2 MSM_GPIO1_REG(0x74)
+#define MSM_GPIO_INT_POS_3 MSM_GPIO1_REG(0x78)
+#define MSM_GPIO_INT_POS_4 MSM_GPIO1_REG(0x7C)
+#define MSM_GPIO_INT_POS_5 MSM_GPIO1_REG(0xBC)
+#define MSM_GPIO_INT_POS_6 MSM_GPIO1_REG(0xD4)
+#define MSM_GPIO_INT_POS_7 MSM_GPIO1_REG(0x228)
/* same pin map as above, interrupt enable */
-#define QSD8X50_GPIO_INT_EN_0 MSM_GPIO1_SHADOW_REG(0xB0)
-#define QSD8X50_GPIO_INT_EN_1 MSM_GPIO2_SHADOW_REG(0x60)
-#define QSD8X50_GPIO_INT_EN_2 MSM_GPIO1_SHADOW_REG(0xB4)
-#define QSD8X50_GPIO_INT_EN_3 MSM_GPIO1_SHADOW_REG(0xB8)
-#define QSD8X50_GPIO_INT_EN_4 MSM_GPIO1_SHADOW_REG(0xBC)
-#define QSD8X50_GPIO_INT_EN_5 MSM_GPIO1_SHADOW_REG(0xC0)
-#define QSD8X50_GPIO_INT_EN_6 MSM_GPIO1_SHADOW_REG(0xC4)
-#define QSD8X50_GPIO_INT_EN_7 MSM_GPIO1_SHADOW_REG(0xC8)
+#define MSM_GPIO_INT_EN_0 MSM_GPIO1_REG(0x80)
+#define MSM_GPIO_INT_EN_1 MSM_GPIO2_REG(0x60)
+#define MSM_GPIO_INT_EN_2 MSM_GPIO1_REG(0x84)
+#define MSM_GPIO_INT_EN_3 MSM_GPIO1_REG(0x88)
+#define MSM_GPIO_INT_EN_4 MSM_GPIO1_REG(0x8C)
+#define MSM_GPIO_INT_EN_5 MSM_GPIO1_REG(0xB8)
+#define MSM_GPIO_INT_EN_6 MSM_GPIO1_REG(0xD8)
+#define MSM_GPIO_INT_EN_7 MSM_GPIO1_REG(0x22C)
/* same pin map as above, write 1 to clear interrupt */
-#define QSD8X50_GPIO_INT_CLEAR_0 MSM_GPIO1_SHADOW_REG(0xD0)
-#define QSD8X50_GPIO_INT_CLEAR_1 MSM_GPIO2_SHADOW_REG(0x68)
-#define QSD8X50_GPIO_INT_CLEAR_2 MSM_GPIO1_SHADOW_REG(0xD4)
-#define QSD8X50_GPIO_INT_CLEAR_3 MSM_GPIO1_SHADOW_REG(0xD8)
-#define QSD8X50_GPIO_INT_CLEAR_4 MSM_GPIO1_SHADOW_REG(0xDC)
-#define QSD8X50_GPIO_INT_CLEAR_5 MSM_GPIO1_SHADOW_REG(0xE0)
-#define QSD8X50_GPIO_INT_CLEAR_6 MSM_GPIO1_SHADOW_REG(0xE4)
-#define QSD8X50_GPIO_INT_CLEAR_7 MSM_GPIO1_SHADOW_REG(0xE8)
+#define MSM_GPIO_INT_CLEAR_0 MSM_GPIO1_REG(0x90)
+#define MSM_GPIO_INT_CLEAR_1 MSM_GPIO2_REG(0x68)
+#define MSM_GPIO_INT_CLEAR_2 MSM_GPIO1_REG(0x94)
+#define MSM_GPIO_INT_CLEAR_3 MSM_GPIO1_REG(0x98)
+#define MSM_GPIO_INT_CLEAR_4 MSM_GPIO1_REG(0x9C)
+#define MSM_GPIO_INT_CLEAR_5 MSM_GPIO1_REG(0xB4)
+#define MSM_GPIO_INT_CLEAR_6 MSM_GPIO1_REG(0xDC)
+#define MSM_GPIO_INT_CLEAR_7 MSM_GPIO1_REG(0x230)
/* same pin map as above, 1=interrupt pending */
-#define QSD8X50_GPIO_INT_STATUS_0 MSM_GPIO1_SHADOW_REG(0xF0)
-#define QSD8X50_GPIO_INT_STATUS_1 MSM_GPIO2_SHADOW_REG(0x70)
-#define QSD8X50_GPIO_INT_STATUS_2 MSM_GPIO1_SHADOW_REG(0xF4)
-#define QSD8X50_GPIO_INT_STATUS_3 MSM_GPIO1_SHADOW_REG(0xF8)
-#define QSD8X50_GPIO_INT_STATUS_4 MSM_GPIO1_SHADOW_REG(0xFC)
-#define QSD8X50_GPIO_INT_STATUS_5 MSM_GPIO1_SHADOW_REG(0x100)
-#define QSD8X50_GPIO_INT_STATUS_6 MSM_GPIO1_SHADOW_REG(0x104)
-#define QSD8X50_GPIO_INT_STATUS_7 MSM_GPIO1_SHADOW_REG(0x108)
+#define MSM_GPIO_INT_STATUS_0 MSM_GPIO1_REG(0xA0)
+#define MSM_GPIO_INT_STATUS_1 MSM_GPIO2_REG(0x70)
+#define MSM_GPIO_INT_STATUS_2 MSM_GPIO1_REG(0xA4)
+#define MSM_GPIO_INT_STATUS_3 MSM_GPIO1_REG(0xA8)
+#define MSM_GPIO_INT_STATUS_4 MSM_GPIO1_REG(0xAC)
+#define MSM_GPIO_INT_STATUS_5 MSM_GPIO1_REG(0xB0)
+#define MSM_GPIO_INT_STATUS_6 MSM_GPIO1_REG(0xE0)
+#define MSM_GPIO_INT_STATUS_7 MSM_GPIO1_REG(0x234)
-/*
- * MSM7X30 registers
- */
-/* output value */
-#define MSM7X30_GPIO_OUT_0 MSM_GPIO1_REG(0x00) /* gpio 15-0 */
-#define MSM7X30_GPIO_OUT_1 MSM_GPIO2_REG(0x00) /* gpio 43-16 */
-#define MSM7X30_GPIO_OUT_2 MSM_GPIO1_REG(0x04) /* gpio 67-44 */
-#define MSM7X30_GPIO_OUT_3 MSM_GPIO1_REG(0x08) /* gpio 94-68 */
-#define MSM7X30_GPIO_OUT_4 MSM_GPIO1_REG(0x0C) /* gpio 106-95 */
-#define MSM7X30_GPIO_OUT_5 MSM_GPIO1_REG(0x50) /* gpio 133-107 */
-#define MSM7X30_GPIO_OUT_6 MSM_GPIO1_REG(0xC4) /* gpio 150-134 */
-#define MSM7X30_GPIO_OUT_7 MSM_GPIO1_REG(0x214) /* gpio 181-151 */
+#endif
-/* same pin map as above, output enable */
-#define MSM7X30_GPIO_OE_0 MSM_GPIO1_REG(0x10)
-#define MSM7X30_GPIO_OE_1 MSM_GPIO2_REG(0x08)
-#define MSM7X30_GPIO_OE_2 MSM_GPIO1_REG(0x14)
-#define MSM7X30_GPIO_OE_3 MSM_GPIO1_REG(0x18)
-#define MSM7X30_GPIO_OE_4 MSM_GPIO1_REG(0x1C)
-#define MSM7X30_GPIO_OE_5 MSM_GPIO1_REG(0x54)
-#define MSM7X30_GPIO_OE_6 MSM_GPIO1_REG(0xC8)
-#define MSM7X30_GPIO_OE_7 MSM_GPIO1_REG(0x218)
-
-/* same pin map as above, input read */
-#define MSM7X30_GPIO_IN_0 MSM_GPIO1_REG(0x34)
-#define MSM7X30_GPIO_IN_1 MSM_GPIO2_REG(0x20)
-#define MSM7X30_GPIO_IN_2 MSM_GPIO1_REG(0x38)
-#define MSM7X30_GPIO_IN_3 MSM_GPIO1_REG(0x3C)
-#define MSM7X30_GPIO_IN_4 MSM_GPIO1_REG(0x40)
-#define MSM7X30_GPIO_IN_5 MSM_GPIO1_REG(0x44)
-#define MSM7X30_GPIO_IN_6 MSM_GPIO1_REG(0xCC)
-#define MSM7X30_GPIO_IN_7 MSM_GPIO1_REG(0x21C)
-
-/* same pin map as above, 1=edge 0=level interrup */
-#define MSM7X30_GPIO_INT_EDGE_0 MSM_GPIO1_REG(0x60)
-#define MSM7X30_GPIO_INT_EDGE_1 MSM_GPIO2_REG(0x50)
-#define MSM7X30_GPIO_INT_EDGE_2 MSM_GPIO1_REG(0x64)
-#define MSM7X30_GPIO_INT_EDGE_3 MSM_GPIO1_REG(0x68)
-#define MSM7X30_GPIO_INT_EDGE_4 MSM_GPIO1_REG(0x6C)
-#define MSM7X30_GPIO_INT_EDGE_5 MSM_GPIO1_REG(0xC0)
-#define MSM7X30_GPIO_INT_EDGE_6 MSM_GPIO1_REG(0xD0)
-#define MSM7X30_GPIO_INT_EDGE_7 MSM_GPIO1_REG(0x240)
-
-/* same pin map as above, 1=positive 0=negative */
-#define MSM7X30_GPIO_INT_POS_0 MSM_GPIO1_REG(0x70)
-#define MSM7X30_GPIO_INT_POS_1 MSM_GPIO2_REG(0x58)
-#define MSM7X30_GPIO_INT_POS_2 MSM_GPIO1_REG(0x74)
-#define MSM7X30_GPIO_INT_POS_3 MSM_GPIO1_REG(0x78)
-#define MSM7X30_GPIO_INT_POS_4 MSM_GPIO1_REG(0x7C)
-#define MSM7X30_GPIO_INT_POS_5 MSM_GPIO1_REG(0xBC)
-#define MSM7X30_GPIO_INT_POS_6 MSM_GPIO1_REG(0xD4)
-#define MSM7X30_GPIO_INT_POS_7 MSM_GPIO1_REG(0x228)
-
-/* same pin map as above, interrupt enable */
-#define MSM7X30_GPIO_INT_EN_0 MSM_GPIO1_REG(0x80)
-#define MSM7X30_GPIO_INT_EN_1 MSM_GPIO2_REG(0x60)
-#define MSM7X30_GPIO_INT_EN_2 MSM_GPIO1_REG(0x84)
-#define MSM7X30_GPIO_INT_EN_3 MSM_GPIO1_REG(0x88)
-#define MSM7X30_GPIO_INT_EN_4 MSM_GPIO1_REG(0x8C)
-#define MSM7X30_GPIO_INT_EN_5 MSM_GPIO1_REG(0xB8)
-#define MSM7X30_GPIO_INT_EN_6 MSM_GPIO1_REG(0xD8)
-#define MSM7X30_GPIO_INT_EN_7 MSM_GPIO1_REG(0x22C)
-
-/* same pin map as above, write 1 to clear interrupt */
-#define MSM7X30_GPIO_INT_CLEAR_0 MSM_GPIO1_REG(0x90)
-#define MSM7X30_GPIO_INT_CLEAR_1 MSM_GPIO2_REG(0x68)
-#define MSM7X30_GPIO_INT_CLEAR_2 MSM_GPIO1_REG(0x94)
-#define MSM7X30_GPIO_INT_CLEAR_3 MSM_GPIO1_REG(0x98)
-#define MSM7X30_GPIO_INT_CLEAR_4 MSM_GPIO1_REG(0x9C)
-#define MSM7X30_GPIO_INT_CLEAR_5 MSM_GPIO1_REG(0xB4)
-#define MSM7X30_GPIO_INT_CLEAR_6 MSM_GPIO1_REG(0xDC)
-#define MSM7X30_GPIO_INT_CLEAR_7 MSM_GPIO1_REG(0x230)
-
-/* same pin map as above, 1=interrupt pending */
-#define MSM7X30_GPIO_INT_STATUS_0 MSM_GPIO1_REG(0xA0)
-#define MSM7X30_GPIO_INT_STATUS_1 MSM_GPIO2_REG(0x70)
-#define MSM7X30_GPIO_INT_STATUS_2 MSM_GPIO1_REG(0xA4)
-#define MSM7X30_GPIO_INT_STATUS_3 MSM_GPIO1_REG(0xA8)
-#define MSM7X30_GPIO_INT_STATUS_4 MSM_GPIO1_REG(0xAC)
-#define MSM7X30_GPIO_INT_STATUS_5 MSM_GPIO1_REG(0xB0)
-#define MSM7X30_GPIO_INT_STATUS_6 MSM_GPIO1_REG(0xE0)
-#define MSM7X30_GPIO_INT_STATUS_7 MSM_GPIO1_REG(0x234)
+enum {
+ GPIO_DEBUG_SLEEP = 1U << 0,
+};
+static int msm_gpio_debug_mask;
+module_param_named(debug_mask, msm_gpio_debug_mask, int,
+ S_IRUGO | S_IWUSR | S_IWGRP);
#define FIRST_GPIO_IRQ MSM_GPIO_TO_INT(0)
-#define MSM_GPIO_BANK(soc, bank, first, last) \
+#define MSM_GPIO_BANK(bank, first, last) \
{ \
.regs = { \
- .out = soc##_GPIO_OUT_##bank, \
- .in = soc##_GPIO_IN_##bank, \
- .int_status = soc##_GPIO_INT_STATUS_##bank, \
- .int_clear = soc##_GPIO_INT_CLEAR_##bank, \
- .int_en = soc##_GPIO_INT_EN_##bank, \
- .int_edge = soc##_GPIO_INT_EDGE_##bank, \
- .int_pos = soc##_GPIO_INT_POS_##bank, \
- .oe = soc##_GPIO_OE_##bank, \
+ .out = MSM_GPIO_OUT_##bank, \
+ .in = MSM_GPIO_IN_##bank, \
+ .int_status = MSM_GPIO_INT_STATUS_##bank, \
+ .int_clear = MSM_GPIO_INT_CLEAR_##bank, \
+ .int_en = MSM_GPIO_INT_EN_##bank, \
+ .int_edge = MSM_GPIO_INT_EDGE_##bank, \
+ .int_pos = MSM_GPIO_INT_POS_##bank, \
+ .oe = MSM_GPIO_OE_##bank, \
}, \
.chip = { \
.base = (first), \
@@ -329,11 +264,11 @@
unsigned mask = BIT(offset);
unsigned val;
- val = readl(msm_chip->regs.out);
+ val = __raw_readl(msm_chip->regs.out);
if (on)
- writel(val | mask, msm_chip->regs.out);
+ __raw_writel(val | mask, msm_chip->regs.out);
else
- writel(val & ~mask, msm_chip->regs.out);
+ __raw_writel(val & ~mask, msm_chip->regs.out);
return 0;
}
@@ -342,13 +277,13 @@
int loop_limit = 100;
unsigned pol, val, val2, intstat;
do {
- val = readl(msm_chip->regs.in);
- pol = readl(msm_chip->regs.int_pos);
+ val = __raw_readl(msm_chip->regs.in);
+ pol = __raw_readl(msm_chip->regs.int_pos);
pol = (pol & ~msm_chip->both_edge_detect) |
(~val & msm_chip->both_edge_detect);
- writel(pol, msm_chip->regs.int_pos);
- intstat = readl(msm_chip->regs.int_status);
- val2 = readl(msm_chip->regs.in);
+ __raw_writel(pol, msm_chip->regs.int_pos);
+ intstat = __raw_readl(msm_chip->regs.int_status);
+ val2 = __raw_readl(msm_chip->regs.in);
if (((val ^ val2) & msm_chip->both_edge_detect & ~intstat) == 0)
return;
} while (loop_limit-- > 0);
@@ -365,10 +300,10 @@
/* Save interrupts that already triggered before we loose them. */
/* Any interrupt that triggers between the read of int_status */
/* and the write to int_clear will still be lost though. */
- msm_chip->int_status_copy |= readl(msm_chip->regs.int_status);
+ msm_chip->int_status_copy |= __raw_readl(msm_chip->regs.int_status);
msm_chip->int_status_copy &= ~bit;
#endif
- writel(bit, msm_chip->regs.int_clear);
+ __raw_writel(bit, msm_chip->regs.int_clear);
msm_gpio_update_both_edge_detect(msm_chip);
return 0;
}
@@ -380,7 +315,9 @@
msm_chip = container_of(chip, struct msm_gpio_chip, chip);
spin_lock_irqsave(&msm_chip->lock, irq_flags);
- writel(readl(msm_chip->regs.oe) & ~BIT(offset), msm_chip->regs.oe);
+ __raw_writel(__raw_readl(msm_chip->regs.oe) & ~BIT(offset),
+ msm_chip->regs.oe);
+ mb();
spin_unlock_irqrestore(&msm_chip->lock, irq_flags);
return 0;
}
@@ -394,7 +331,9 @@
msm_chip = container_of(chip, struct msm_gpio_chip, chip);
spin_lock_irqsave(&msm_chip->lock, irq_flags);
msm_gpio_write(msm_chip, offset, value);
- writel(readl(msm_chip->regs.oe) | BIT(offset), msm_chip->regs.oe);
+ __raw_writel(__raw_readl(msm_chip->regs.oe) | BIT(offset),
+ msm_chip->regs.oe);
+ mb();
spin_unlock_irqrestore(&msm_chip->lock, irq_flags);
return 0;
}
@@ -402,9 +341,12 @@
static int msm_gpio_get(struct gpio_chip *chip, unsigned offset)
{
struct msm_gpio_chip *msm_chip;
+ int rc;
msm_chip = container_of(chip, struct msm_gpio_chip, chip);
- return (readl(msm_chip->regs.in) & (1U << offset)) ? 1 : 0;
+ rc = (__raw_readl(msm_chip->regs.in) & (1U << offset)) ? 1 : 0;
+ mb();
+ return rc;
}
static void msm_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
@@ -415,6 +357,7 @@
msm_chip = container_of(chip, struct msm_gpio_chip, chip);
spin_lock_irqsave(&msm_chip->lock, irq_flags);
msm_gpio_write(msm_chip, offset, value);
+ mb();
spin_unlock_irqrestore(&msm_chip->lock, irq_flags);
}
@@ -438,84 +381,88 @@
#define msm_gpio_free NULL
#endif
-static struct msm_gpio_chip *msm_gpio_chips;
-static int msm_gpio_count;
-
-static struct msm_gpio_chip msm_gpio_chips_msm7x01[] = {
- MSM_GPIO_BANK(MSM7X00, 0, 0, 15),
- MSM_GPIO_BANK(MSM7X00, 1, 16, 42),
- MSM_GPIO_BANK(MSM7X00, 2, 43, 67),
- MSM_GPIO_BANK(MSM7X00, 3, 68, 94),
- MSM_GPIO_BANK(MSM7X00, 4, 95, 106),
- MSM_GPIO_BANK(MSM7X00, 5, 107, 121),
-};
-
-static struct msm_gpio_chip msm_gpio_chips_msm7x30[] = {
- MSM_GPIO_BANK(MSM7X30, 0, 0, 15),
- MSM_GPIO_BANK(MSM7X30, 1, 16, 43),
- MSM_GPIO_BANK(MSM7X30, 2, 44, 67),
- MSM_GPIO_BANK(MSM7X30, 3, 68, 94),
- MSM_GPIO_BANK(MSM7X30, 4, 95, 106),
- MSM_GPIO_BANK(MSM7X30, 5, 107, 133),
- MSM_GPIO_BANK(MSM7X30, 6, 134, 150),
- MSM_GPIO_BANK(MSM7X30, 7, 151, 181),
-};
-
-static struct msm_gpio_chip msm_gpio_chips_qsd8x50[] = {
- MSM_GPIO_BANK(QSD8X50, 0, 0, 15),
- MSM_GPIO_BANK(QSD8X50, 1, 16, 42),
- MSM_GPIO_BANK(QSD8X50, 2, 43, 67),
- MSM_GPIO_BANK(QSD8X50, 3, 68, 94),
- MSM_GPIO_BANK(QSD8X50, 4, 95, 103),
- MSM_GPIO_BANK(QSD8X50, 5, 104, 121),
- MSM_GPIO_BANK(QSD8X50, 6, 122, 152),
- MSM_GPIO_BANK(QSD8X50, 7, 153, 164),
+struct msm_gpio_chip msm_gpio_chips[] = {
+#if defined(CONFIG_ARCH_MSM7X00A)
+ MSM_GPIO_BANK(0, 0, 15),
+ MSM_GPIO_BANK(1, 16, 42),
+ MSM_GPIO_BANK(2, 43, 67),
+ MSM_GPIO_BANK(3, 68, 94),
+ MSM_GPIO_BANK(4, 95, 106),
+ MSM_GPIO_BANK(5, 107, 121),
+#elif defined(CONFIG_ARCH_MSM7X25) || defined(CONFIG_ARCH_MSM7X27)
+ MSM_GPIO_BANK(0, 0, 15),
+ MSM_GPIO_BANK(1, 16, 42),
+ MSM_GPIO_BANK(2, 43, 67),
+ MSM_GPIO_BANK(3, 68, 94),
+ MSM_GPIO_BANK(4, 95, 106),
+ MSM_GPIO_BANK(5, 107, 132),
+#elif defined(CONFIG_ARCH_MSM7X30)
+ MSM_GPIO_BANK(0, 0, 15),
+ MSM_GPIO_BANK(1, 16, 43),
+ MSM_GPIO_BANK(2, 44, 67),
+ MSM_GPIO_BANK(3, 68, 94),
+ MSM_GPIO_BANK(4, 95, 106),
+ MSM_GPIO_BANK(5, 107, 133),
+ MSM_GPIO_BANK(6, 134, 150),
+ MSM_GPIO_BANK(7, 151, 181),
+#elif defined(CONFIG_ARCH_QSD8X50)
+ MSM_GPIO_BANK(0, 0, 15),
+ MSM_GPIO_BANK(1, 16, 42),
+ MSM_GPIO_BANK(2, 43, 67),
+ MSM_GPIO_BANK(3, 68, 94),
+ MSM_GPIO_BANK(4, 95, 103),
+ MSM_GPIO_BANK(5, 104, 121),
+ MSM_GPIO_BANK(6, 122, 152),
+ MSM_GPIO_BANK(7, 153, 164),
+#endif
};
static void msm_gpio_irq_ack(struct irq_data *d)
{
unsigned long irq_flags;
- struct msm_gpio_chip *msm_chip = irq_data_get_irq_chip_data(d);
+ struct msm_gpio_chip *msm_chip = irq_get_chip_data(d->irq);
spin_lock_irqsave(&msm_chip->lock, irq_flags);
msm_gpio_clear_detect_status(msm_chip,
- d->irq - gpio_to_irq(msm_chip->chip.base));
+ d->irq - gpio_to_irq(msm_chip->chip.base));
spin_unlock_irqrestore(&msm_chip->lock, irq_flags);
}
static void msm_gpio_irq_mask(struct irq_data *d)
{
unsigned long irq_flags;
- struct msm_gpio_chip *msm_chip = irq_data_get_irq_chip_data(d);
+ struct msm_gpio_chip *msm_chip = irq_get_chip_data(d->irq);
unsigned offset = d->irq - gpio_to_irq(msm_chip->chip.base);
spin_lock_irqsave(&msm_chip->lock, irq_flags);
/* level triggered interrupts are also latched */
- if (!(readl(msm_chip->regs.int_edge) & BIT(offset)))
+ if (!(__raw_readl(msm_chip->regs.int_edge) & BIT(offset)))
msm_gpio_clear_detect_status(msm_chip, offset);
msm_chip->int_enable[0] &= ~BIT(offset);
- writel(msm_chip->int_enable[0], msm_chip->regs.int_en);
+ __raw_writel(msm_chip->int_enable[0], msm_chip->regs.int_en);
+ mb();
spin_unlock_irqrestore(&msm_chip->lock, irq_flags);
}
static void msm_gpio_irq_unmask(struct irq_data *d)
{
unsigned long irq_flags;
- struct msm_gpio_chip *msm_chip = irq_data_get_irq_chip_data(d);
+ struct msm_gpio_chip *msm_chip = irq_get_chip_data(d->irq);
unsigned offset = d->irq - gpio_to_irq(msm_chip->chip.base);
spin_lock_irqsave(&msm_chip->lock, irq_flags);
/* level triggered interrupts are also latched */
- if (!(readl(msm_chip->regs.int_edge) & BIT(offset)))
+ if (!(__raw_readl(msm_chip->regs.int_edge) & BIT(offset)))
msm_gpio_clear_detect_status(msm_chip, offset);
msm_chip->int_enable[0] |= BIT(offset);
- writel(msm_chip->int_enable[0], msm_chip->regs.int_en);
+ __raw_writel(msm_chip->int_enable[0], msm_chip->regs.int_en);
+ mb();
spin_unlock_irqrestore(&msm_chip->lock, irq_flags);
}
static int msm_gpio_irq_set_wake(struct irq_data *d, unsigned int on)
{
unsigned long irq_flags;
- struct msm_gpio_chip *msm_chip = irq_data_get_irq_chip_data(d);
+ struct msm_gpio_chip *msm_chip = irq_get_chip_data(d->irq);
unsigned offset = d->irq - gpio_to_irq(msm_chip->chip.base);
spin_lock_irqsave(&msm_chip->lock, irq_flags);
@@ -532,17 +479,17 @@
static int msm_gpio_irq_set_type(struct irq_data *d, unsigned int flow_type)
{
unsigned long irq_flags;
- struct msm_gpio_chip *msm_chip = irq_data_get_irq_chip_data(d);
+ struct msm_gpio_chip *msm_chip = irq_get_chip_data(d->irq);
unsigned offset = d->irq - gpio_to_irq(msm_chip->chip.base);
unsigned val, mask = BIT(offset);
spin_lock_irqsave(&msm_chip->lock, irq_flags);
- val = readl(msm_chip->regs.int_edge);
+ val = __raw_readl(msm_chip->regs.int_edge);
if (flow_type & IRQ_TYPE_EDGE_BOTH) {
- writel(val | mask, msm_chip->regs.int_edge);
+ __raw_writel(val | mask, msm_chip->regs.int_edge);
__irq_set_handler_locked(d->irq, handle_edge_irq);
} else {
- writel(val & ~mask, msm_chip->regs.int_edge);
+ __raw_writel(val & ~mask, msm_chip->regs.int_edge);
__irq_set_handler_locked(d->irq, handle_level_irq);
}
if ((flow_type & IRQ_TYPE_EDGE_BOTH) == IRQ_TYPE_EDGE_BOTH) {
@@ -550,12 +497,13 @@
msm_gpio_update_both_edge_detect(msm_chip);
} else {
msm_chip->both_edge_detect &= ~mask;
- val = readl(msm_chip->regs.int_pos);
+ val = __raw_readl(msm_chip->regs.int_pos);
if (flow_type & (IRQF_TRIGGER_RISING | IRQF_TRIGGER_HIGH))
- writel(val | mask, msm_chip->regs.int_pos);
+ __raw_writel(val | mask, msm_chip->regs.int_pos);
else
- writel(val & ~mask, msm_chip->regs.int_pos);
+ __raw_writel(val & ~mask, msm_chip->regs.int_pos);
}
+ mb();
spin_unlock_irqrestore(&msm_chip->lock, irq_flags);
return 0;
}
@@ -564,10 +512,13 @@
{
int i, j, mask;
unsigned val;
+ struct irq_chip *chip = irq_desc_get_chip(desc);
- for (i = 0; i < msm_gpio_count; i++) {
+ chained_irq_enter(chip, desc);
+
+ for (i = 0; i < ARRAY_SIZE(msm_gpio_chips); i++) {
struct msm_gpio_chip *msm_chip = &msm_gpio_chips[i];
- val = readl(msm_chip->regs.int_status);
+ val = __raw_readl(msm_chip->regs.int_status);
val &= msm_chip->int_enable[0];
while (val) {
mask = val & -val;
@@ -580,34 +531,266 @@
msm_chip->chip.base + j);
}
}
- desc->irq_data.chip->irq_ack(&desc->irq_data);
+
+ chained_irq_exit(chip, desc);
}
static struct irq_chip msm_gpio_irq_chip = {
- .name = "msmgpio",
- .irq_ack = msm_gpio_irq_ack,
- .irq_mask = msm_gpio_irq_mask,
- .irq_unmask = msm_gpio_irq_unmask,
- .irq_set_wake = msm_gpio_irq_set_wake,
- .irq_set_type = msm_gpio_irq_set_type,
+ .name = "msmgpio",
+ .irq_ack = msm_gpio_irq_ack,
+ .irq_mask = msm_gpio_irq_mask,
+ .irq_unmask = msm_gpio_irq_unmask,
+ .irq_set_wake = msm_gpio_irq_set_wake,
+ .irq_set_type = msm_gpio_irq_set_type,
};
-static int __init msm_init_gpio(void)
+#define NUM_GPIO_SMEM_BANKS 6
+#define GPIO_SMEM_NUM_GROUPS 2
+#define GPIO_SMEM_MAX_PC_INTERRUPTS 8
+struct tramp_gpio_smem {
+ uint16_t num_fired[GPIO_SMEM_NUM_GROUPS];
+ uint16_t fired[GPIO_SMEM_NUM_GROUPS][GPIO_SMEM_MAX_PC_INTERRUPTS];
+ uint32_t enabled[NUM_GPIO_SMEM_BANKS];
+ uint32_t detection[NUM_GPIO_SMEM_BANKS];
+ uint32_t polarity[NUM_GPIO_SMEM_BANKS];
+};
+
+static void msm_gpio_sleep_int(unsigned long arg)
+{
+ int i, j;
+ struct tramp_gpio_smem *smem_gpio;
+
+ BUILD_BUG_ON(NR_GPIO_IRQS > NUM_GPIO_SMEM_BANKS * 32);
+
+ smem_gpio = smem_alloc(SMEM_GPIO_INT, sizeof(*smem_gpio));
+ if (smem_gpio == NULL)
+ return;
+
+ local_irq_disable();
+ for (i = 0; i < GPIO_SMEM_NUM_GROUPS; i++) {
+ int count = smem_gpio->num_fired[i];
+ for (j = 0; j < count; j++) {
+ /* TODO: Check mask */
+ generic_handle_irq(
+ MSM_GPIO_TO_INT(smem_gpio->fired[i][j]));
+ }
+ }
+ local_irq_enable();
+}
+
+static DECLARE_TASKLET(msm_gpio_sleep_int_tasklet, msm_gpio_sleep_int, 0);
+
+void msm_gpio_enter_sleep(int from_idle)
+{
+ int i;
+ struct tramp_gpio_smem *smem_gpio;
+
+ smem_gpio = smem_alloc(SMEM_GPIO_INT, sizeof(*smem_gpio));
+
+ if (smem_gpio) {
+ for (i = 0; i < ARRAY_SIZE(smem_gpio->enabled); i++) {
+ smem_gpio->enabled[i] = 0;
+ smem_gpio->detection[i] = 0;
+ smem_gpio->polarity[i] = 0;
+ }
+ }
+
+ for (i = 0; i < ARRAY_SIZE(msm_gpio_chips); i++) {
+ __raw_writel(msm_gpio_chips[i].int_enable[!from_idle],
+ msm_gpio_chips[i].regs.int_en);
+ if (smem_gpio) {
+ uint32_t tmp;
+ int start, index, shiftl, shiftr;
+ start = msm_gpio_chips[i].chip.base;
+ index = start / 32;
+ shiftl = start % 32;
+ shiftr = 32 - shiftl;
+ tmp = msm_gpio_chips[i].int_enable[!from_idle];
+ smem_gpio->enabled[index] |= tmp << shiftl;
+ smem_gpio->enabled[index+1] |= tmp >> shiftr;
+ smem_gpio->detection[index] |=
+ __raw_readl(msm_gpio_chips[i].regs.int_edge) <<
+ shiftl;
+ smem_gpio->detection[index+1] |=
+ __raw_readl(msm_gpio_chips[i].regs.int_edge) >>
+ shiftr;
+ smem_gpio->polarity[index] |=
+ __raw_readl(msm_gpio_chips[i].regs.int_pos) <<
+ shiftl;
+ smem_gpio->polarity[index+1] |=
+ __raw_readl(msm_gpio_chips[i].regs.int_pos) >>
+ shiftr;
+ }
+ }
+ mb();
+
+ if (smem_gpio) {
+ if (msm_gpio_debug_mask & GPIO_DEBUG_SLEEP)
+ for (i = 0; i < ARRAY_SIZE(smem_gpio->enabled); i++) {
+ printk("msm_gpio_enter_sleep gpio %d-%d: enable"
+ " %08x, edge %08x, polarity %08x\n",
+ i * 32, i * 32 + 31,
+ smem_gpio->enabled[i],
+ smem_gpio->detection[i],
+ smem_gpio->polarity[i]);
+ }
+ for (i = 0; i < GPIO_SMEM_NUM_GROUPS; i++)
+ smem_gpio->num_fired[i] = 0;
+ }
+}
+
+void msm_gpio_exit_sleep(void)
+{
+ int i;
+ struct tramp_gpio_smem *smem_gpio;
+
+ smem_gpio = smem_alloc(SMEM_GPIO_INT, sizeof(*smem_gpio));
+
+ for (i = 0; i < ARRAY_SIZE(msm_gpio_chips); i++) {
+ __raw_writel(msm_gpio_chips[i].int_enable[0],
+ msm_gpio_chips[i].regs.int_en);
+ }
+ mb();
+
+ if (smem_gpio && (smem_gpio->num_fired[0] || smem_gpio->num_fired[1])) {
+ if (msm_gpio_debug_mask & GPIO_DEBUG_SLEEP)
+ printk(KERN_INFO "gpio: fired %x %x\n",
+ smem_gpio->num_fired[0], smem_gpio->num_fired[1]);
+ tasklet_schedule(&msm_gpio_sleep_int_tasklet);
+ }
+}
+
+
+int gpio_tlmm_config(unsigned config, unsigned disable)
+{
+ return msm_proc_comm(PCOM_RPC_GPIO_TLMM_CONFIG_EX, &config, &disable);
+}
+EXPORT_SYMBOL(gpio_tlmm_config);
+
+int msm_gpios_request_enable(const struct msm_gpio *table, int size)
+{
+ int rc = msm_gpios_request(table, size);
+ if (rc)
+ return rc;
+ rc = msm_gpios_enable(table, size);
+ if (rc)
+ msm_gpios_free(table, size);
+ return rc;
+}
+EXPORT_SYMBOL(msm_gpios_request_enable);
+
+void msm_gpios_disable_free(const struct msm_gpio *table, int size)
+{
+ msm_gpios_disable(table, size);
+ msm_gpios_free(table, size);
+}
+EXPORT_SYMBOL(msm_gpios_disable_free);
+
+int msm_gpios_request(const struct msm_gpio *table, int size)
+{
+ int rc;
+ int i;
+ const struct msm_gpio *g;
+ for (i = 0; i < size; i++) {
+ g = table + i;
+ rc = gpio_request(GPIO_PIN(g->gpio_cfg), g->label);
+ if (rc) {
+ pr_err("gpio_request(%d) <%s> failed: %d\n",
+ GPIO_PIN(g->gpio_cfg), g->label ?: "?", rc);
+ goto err;
+ }
+ }
+ return 0;
+err:
+ msm_gpios_free(table, i);
+ return rc;
+}
+EXPORT_SYMBOL(msm_gpios_request);
+
+void msm_gpios_free(const struct msm_gpio *table, int size)
+{
+ int i;
+ const struct msm_gpio *g;
+ for (i = size-1; i >= 0; i--) {
+ g = table + i;
+ gpio_free(GPIO_PIN(g->gpio_cfg));
+ }
+}
+EXPORT_SYMBOL(msm_gpios_free);
+
+int msm_gpios_enable(const struct msm_gpio *table, int size)
+{
+ int rc;
+ int i;
+ const struct msm_gpio *g;
+ for (i = 0; i < size; i++) {
+ g = table + i;
+ rc = gpio_tlmm_config(g->gpio_cfg, GPIO_CFG_ENABLE);
+ if (rc) {
+ pr_err("gpio_tlmm_config(0x%08x, GPIO_CFG_ENABLE)"
+ " <%s> failed: %d\n",
+ g->gpio_cfg, g->label ?: "?", rc);
+ pr_err("pin %d func %d dir %d pull %d drvstr %d\n",
+ GPIO_PIN(g->gpio_cfg), GPIO_FUNC(g->gpio_cfg),
+ GPIO_DIR(g->gpio_cfg), GPIO_PULL(g->gpio_cfg),
+ GPIO_DRVSTR(g->gpio_cfg));
+ goto err;
+ }
+ }
+ return 0;
+err:
+ msm_gpios_disable(table, i);
+ return rc;
+}
+EXPORT_SYMBOL(msm_gpios_enable);
+
+int msm_gpios_disable(const struct msm_gpio *table, int size)
+{
+ int rc = 0;
+ int i;
+ const struct msm_gpio *g;
+ for (i = size-1; i >= 0; i--) {
+ int tmp;
+ g = table + i;
+ tmp = gpio_tlmm_config(g->gpio_cfg, GPIO_CFG_DISABLE);
+ if (tmp) {
+ pr_err("gpio_tlmm_config(0x%08x, GPIO_CFG_DISABLE)"
+ " <%s> failed: %d\n",
+ g->gpio_cfg, g->label ?: "?", rc);
+ pr_err("pin %d func %d dir %d pull %d drvstr %d\n",
+ GPIO_PIN(g->gpio_cfg), GPIO_FUNC(g->gpio_cfg),
+ GPIO_DIR(g->gpio_cfg), GPIO_PULL(g->gpio_cfg),
+ GPIO_DRVSTR(g->gpio_cfg));
+ if (!rc)
+ rc = tmp;
+ }
+ }
+
+ return rc;
+}
+EXPORT_SYMBOL(msm_gpios_disable);
+
+/* Locate the GPIO_OUT register for the given GPIO and return its address
+ * and the bit position of the gpio's bit within the register.
+ *
+ * This function is used by gpiomux-v1 in order to support output transitions.
+ */
+void msm_gpio_find_out(const unsigned gpio, void __iomem **out,
+ unsigned *offset)
+{
+ struct msm_gpio_chip *msm_chip = msm_gpio_chips;
+
+ while (gpio >= msm_chip->chip.base + msm_chip->chip.ngpio)
+ ++msm_chip;
+
+ *out = msm_chip->regs.out;
+ *offset = gpio - msm_chip->chip.base;
+}
+
+static int __devinit msm_gpio_probe(struct platform_device *dev)
{
int i, j = 0;
-
- if (cpu_is_msm7x01()) {
- msm_gpio_chips = msm_gpio_chips_msm7x01;
- msm_gpio_count = ARRAY_SIZE(msm_gpio_chips_msm7x01);
- } else if (cpu_is_msm7x30()) {
- msm_gpio_chips = msm_gpio_chips_msm7x30;
- msm_gpio_count = ARRAY_SIZE(msm_gpio_chips_msm7x30);
- } else if (cpu_is_qsd8x50()) {
- msm_gpio_chips = msm_gpio_chips_qsd8x50;
- msm_gpio_count = ARRAY_SIZE(msm_gpio_chips_qsd8x50);
- } else {
- return 0;
- }
+ int grp_irq;
for (i = FIRST_GPIO_IRQ; i < FIRST_GPIO_IRQ + NR_GPIO_IRQS; i++) {
if (i - FIRST_GPIO_IRQ >=
@@ -620,17 +803,35 @@
set_irq_flags(i, IRQF_VALID);
}
- for (i = 0; i < msm_gpio_count; i++) {
+ for (i = 0; i < dev->num_resources; i++) {
+ grp_irq = platform_get_irq(dev, i);
+ if (grp_irq < 0)
+ return -ENXIO;
+
+ irq_set_chained_handler(grp_irq, msm_gpio_irq_handler);
+ irq_set_irq_wake(grp_irq, (i + 1));
+ }
+
+ for (i = 0; i < ARRAY_SIZE(msm_gpio_chips); i++) {
spin_lock_init(&msm_gpio_chips[i].lock);
- writel(0, msm_gpio_chips[i].regs.int_en);
+ __raw_writel(0, msm_gpio_chips[i].regs.int_en);
gpiochip_add(&msm_gpio_chips[i].chip);
}
- irq_set_chained_handler(INT_GPIO_GROUP1, msm_gpio_irq_handler);
- irq_set_chained_handler(INT_GPIO_GROUP2, msm_gpio_irq_handler);
- irq_set_irq_wake(INT_GPIO_GROUP1, 1);
- irq_set_irq_wake(INT_GPIO_GROUP2, 2);
+ mb();
return 0;
}
-postcore_initcall(msm_init_gpio);
+static struct platform_driver msm_gpio_driver = {
+ .probe = msm_gpio_probe,
+ .driver = {
+ .name = "msmgpio",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init msm_gpio_init(void)
+{
+ return platform_driver_register(&msm_gpio_driver);
+}
+postcore_initcall(msm_gpio_init);