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authorGuennadi Liakhovetski <g.liakhovetski@pengutronix.de>2008-04-11 22:19:45 +0200
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-04-19 17:14:30 +0100
commit3f3acefb63dc70d767f730045ab7ebaa81938d77 (patch)
treeab81ca4991541a251c7e67b92e9098041d7c2f95 /include/asm-arm
parent0e623941bec7e80c97b076d346327b31ae17d84a (diff)
[ARM] pxa: V4L2 soc_camera driver for PXA270
This patch adds a driver for the Quick Capture Interface on the PXA270. It is based on the original driver from Intel, but has been re-worked multiple times since then, now it also supports the V4L2 API. Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include/asm-arm')
-rw-r--r--include/asm-arm/arch-pxa/camera.h48
-rw-r--r--include/asm-arm/arch-pxa/pxa2xx-gpio.h53
2 files changed, 101 insertions, 0 deletions
diff --git a/include/asm-arm/arch-pxa/camera.h b/include/asm-arm/arch-pxa/camera.h
new file mode 100644
index 00000000000..39516ced8b1
--- /dev/null
+++ b/include/asm-arm/arch-pxa/camera.h
@@ -0,0 +1,48 @@
+/*
+ camera.h - PXA camera driver header file
+
+ Copyright (C) 2003, Intel Corporation
+ Copyright (C) 2008, Guennadi Liakhovetski <kernel@pengutronix.de>
+
+ 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __ASM_ARCH_CAMERA_H_
+#define __ASM_ARCH_CAMERA_H_
+
+#define PXA_CAMERA_MASTER 1
+#define PXA_CAMERA_DATAWIDTH_4 2
+#define PXA_CAMERA_DATAWIDTH_5 4
+#define PXA_CAMERA_DATAWIDTH_8 8
+#define PXA_CAMERA_DATAWIDTH_9 0x10
+#define PXA_CAMERA_DATAWIDTH_10 0x20
+#define PXA_CAMERA_PCLK_EN 0x40
+#define PXA_CAMERA_MCLK_EN 0x80
+#define PXA_CAMERA_PCP 0x100
+#define PXA_CAMERA_HSP 0x200
+#define PXA_CAMERA_VSP 0x400
+
+struct pxacamera_platform_data {
+ int (*init)(struct device *);
+ int (*power)(struct device *, int);
+ int (*reset)(struct device *, int);
+
+ unsigned long flags;
+ unsigned long mclk_10khz;
+};
+
+extern void pxa_set_camera_info(struct pxacamera_platform_data *);
+
+#endif /* __ASM_ARCH_CAMERA_H_ */
diff --git a/include/asm-arm/arch-pxa/pxa2xx-gpio.h b/include/asm-arm/arch-pxa/pxa2xx-gpio.h
index fb418944753..763313c5e6b 100644
--- a/include/asm-arm/arch-pxa/pxa2xx-gpio.h
+++ b/include/asm-arm/arch-pxa/pxa2xx-gpio.h
@@ -22,10 +22,15 @@
#define GPIO19_DREQ1 19 /* External DMA Request */
#define GPIO20_DREQ0 20 /* External DMA Request */
#define GPIO23_SCLK 23 /* SSP clock */
+#define GPIO23_CIF_MCLK 23 /* Camera Master Clock */
#define GPIO24_SFRM 24 /* SSP Frame */
+#define GPIO24_CIF_FV 24 /* Camera frame start signal */
#define GPIO25_STXD 25 /* SSP transmit */
+#define GPIO25_CIF_LV 25 /* Camera line start signal */
#define GPIO26_SRXD 26 /* SSP receive */
+#define GPIO26_CIF_PCLK 26 /* Camera Pixel Clock */
#define GPIO27_SEXTCLK 27 /* SSP ext_clk */
+#define GPIO27_CIF_DD_0 27 /* Camera data pin 0 */
#define GPIO28_BITCLK 28 /* AC97/I2S bit_clk */
#define GPIO29_SDATA_IN 29 /* AC97 Sdata_in0 / I2S Sdata_in */
#define GPIO30_SDATA_OUT 30 /* AC97/I2S Sdata_out */
@@ -46,18 +51,24 @@
#define GPIO41_FFRTS 41 /* FFUART request to send */
#define GPIO42_BTRXD 42 /* BTUART receive data */
#define GPIO42_HWRXD 42 /* HWUART receive data */
+#define GPIO42_CIF_MCLK 42 /* Camera Master Clock */
#define GPIO43_BTTXD 43 /* BTUART transmit data */
#define GPIO43_HWTXD 43 /* HWUART transmit data */
+#define GPIO43_CIF_FV 43 /* Camera frame start signal */
#define GPIO44_BTCTS 44 /* BTUART clear to send */
#define GPIO44_HWCTS 44 /* HWUART clear to send */
+#define GPIO44_CIF_LV 44 /* Camera line start signal */
#define GPIO45_BTRTS 45 /* BTUART request to send */
#define GPIO45_HWRTS 45 /* HWUART request to send */
#define GPIO45_AC97_SYSCLK 45 /* AC97 System Clock */
+#define GPIO45_CIF_PCLK 45 /* Camera Pixel Clock */
#define GPIO46_ICPRXD 46 /* ICP receive data */
#define GPIO46_STRXD 46 /* STD_UART receive data */
#define GPIO47_ICPTXD 47 /* ICP transmit data */
#define GPIO47_STTXD 47 /* STD_UART transmit data */
+#define GPIO47_CIF_DD_0 47 /* Camera data pin 0 */
#define GPIO48_nPOE 48 /* Output Enable for Card Space */
+#define GPIO48_CIF_DD_5 48 /* Camera data pin 5 */
#define GPIO49_nPWE 49 /* Write Enable for Card Space */
#define GPIO50_nPIOR 50 /* I/O Read for Card Space */
#define GPIO50_CIF_DD_3 50 /* Camera data pin 3 */
@@ -112,12 +123,25 @@
#define GPIO82_NSFRM 82 /* NSSP Frame */
#define GPIO82_CIF_DD_5 82 /* Camera data pin 5 */
#define GPIO83_NSTXD 83 /* NSSP transmit */
+#define GPIO83_CIF_DD_4 83 /* Camera data pin 4 */
#define GPIO84_NSRXD 84 /* NSSP receive */
#define GPIO84_CIF_FV 84 /* Camera frame start signal */
#define GPIO85_nPCE_1 85 /* Card Enable for Card Space (PXA27x) */
#define GPIO85_CIF_LV 85 /* Camera line start signal */
+#define GPIO90_CIF_DD_4 90 /* Camera data pin 4 */
+#define GPIO91_CIF_DD_5 91 /* Camera data pin 5 */
#define GPIO92_MMCDAT0 92 /* MMC DAT0 (PXA27x) */
+#define GPIO93_CIF_DD_6 93 /* Camera data pin 6 */
+#define GPIO94_CIF_DD_5 94 /* Camera data pin 5 */
+#define GPIO95_CIF_DD_4 95 /* Camera data pin 4 */
+#define GPIO98_CIF_DD_0 98 /* Camera data pin 0 */
#define GPIO102_nPCE_1 102 /* PCMCIA (PXA27x) */
+#define GPIO103_CIF_DD_3 103 /* Camera data pin 3 */
+#define GPIO104_CIF_DD_2 104 /* Camera data pin 2 */
+#define GPIO105_CIF_DD_1 105 /* Camera data pin 1 */
+#define GPIO106_CIF_DD_9 106 /* Camera data pin 9 */
+#define GPIO107_CIF_DD_8 107 /* Camera data pin 8 */
+#define GPIO108_CIF_DD_7 108 /* Camera data pin 7 */
#define GPIO109_MMCDAT1 109 /* MMC DAT1 (PXA27x) */
#define GPIO110_MMCDAT2 110 /* MMC DAT2 (PXA27x) */
#define GPIO110_MMCCS0 110 /* MMC Chip Select 0 (PXA27x) */
@@ -126,6 +150,9 @@
#define GPIO112_MMCCMD 112 /* MMC CMD (PXA27x) */
#define GPIO113_I2S_SYSCLK 113 /* I2S System Clock (PXA27x) */
#define GPIO113_AC97_RESET_N 113 /* AC97 NRESET on (PXA27x) */
+#define GPIO114_CIF_DD_1 114 /* Camera data pin 1 */
+#define GPIO115_CIF_DD_3 115 /* Camera data pin 3 */
+#define GPIO116_CIF_DD_2 116 /* Camera data pin 2 */
/* GPIO alternate function mode & direction */
@@ -161,11 +188,16 @@
#define GPIO18_RDY_MD (18 | GPIO_ALT_FN_1_IN)
#define GPIO19_DREQ1_MD (19 | GPIO_ALT_FN_1_IN)
#define GPIO20_DREQ0_MD (20 | GPIO_ALT_FN_1_IN)
+#define GPIO23_CIF_MCLK_MD (23 | GPIO_ALT_FN_1_OUT)
#define GPIO23_SCLK_MD (23 | GPIO_ALT_FN_2_OUT)
+#define GPIO24_CIF_FV_MD (24 | GPIO_ALT_FN_1_OUT)
#define GPIO24_SFRM_MD (24 | GPIO_ALT_FN_2_OUT)
+#define GPIO25_CIF_LV_MD (25 | GPIO_ALT_FN_1_OUT)
#define GPIO25_STXD_MD (25 | GPIO_ALT_FN_2_OUT)
#define GPIO26_SRXD_MD (26 | GPIO_ALT_FN_1_IN)
+#define GPIO26_CIF_PCLK_MD (26 | GPIO_ALT_FN_2_IN)
#define GPIO27_SEXTCLK_MD (27 | GPIO_ALT_FN_1_IN)
+#define GPIO27_CIF_DD_0_MD (27 | GPIO_ALT_FN_3_IN)
#define GPIO28_BITCLK_AC97_MD (28 | GPIO_ALT_FN_1_IN)
#define GPIO28_BITCLK_IN_I2S_MD (28 | GPIO_ALT_FN_2_IN)
#define GPIO28_BITCLK_OUT_I2S_MD (28 | GPIO_ALT_FN_1_OUT)
@@ -193,25 +225,33 @@
#define GPIO41_KP_MKOUT7_MD (41 | GPIO_ALT_FN_1_OUT)
#define GPIO42_BTRXD_MD (42 | GPIO_ALT_FN_1_IN)
#define GPIO42_HWRXD_MD (42 | GPIO_ALT_FN_3_IN)
+#define GPIO42_CIF_MCLK_MD (42 | GPIO_ALT_FN_3_OUT)
#define GPIO43_BTTXD_MD (43 | GPIO_ALT_FN_2_OUT)
#define GPIO43_HWTXD_MD (43 | GPIO_ALT_FN_3_OUT)
+#define GPIO43_CIF_FV_MD (43 | GPIO_ALT_FN_3_OUT)
#define GPIO44_BTCTS_MD (44 | GPIO_ALT_FN_1_IN)
#define GPIO44_HWCTS_MD (44 | GPIO_ALT_FN_3_IN)
+#define GPIO44_CIF_LV_MD (44 | GPIO_ALT_FN_3_OUT)
+#define GPIO45_CIF_PCLK_MD (45 | GPIO_ALT_FN_3_IN)
#define GPIO45_BTRTS_MD (45 | GPIO_ALT_FN_2_OUT)
#define GPIO45_HWRTS_MD (45 | GPIO_ALT_FN_3_OUT)
#define GPIO45_SYSCLK_AC97_MD (45 | GPIO_ALT_FN_1_OUT)
#define GPIO46_ICPRXD_MD (46 | GPIO_ALT_FN_1_IN)
#define GPIO46_STRXD_MD (46 | GPIO_ALT_FN_2_IN)
+#define GPIO47_CIF_DD_0_MD (47 | GPIO_ALT_FN_1_IN)
#define GPIO47_ICPTXD_MD (47 | GPIO_ALT_FN_2_OUT)
#define GPIO47_STTXD_MD (47 | GPIO_ALT_FN_1_OUT)
+#define GPIO48_CIF_DD_5_MD (48 | GPIO_ALT_FN_1_IN)
#define GPIO48_nPOE_MD (48 | GPIO_ALT_FN_2_OUT)
#define GPIO48_HWTXD_MD (48 | GPIO_ALT_FN_1_OUT)
#define GPIO48_nPOE_MD (48 | GPIO_ALT_FN_2_OUT)
#define GPIO49_HWRXD_MD (49 | GPIO_ALT_FN_1_IN)
#define GPIO49_nPWE_MD (49 | GPIO_ALT_FN_2_OUT)
+#define GPIO50_CIF_DD_3_MD (50 | GPIO_ALT_FN_1_IN)
#define GPIO50_nPIOR_MD (50 | GPIO_ALT_FN_2_OUT)
#define GPIO50_HWCTS_MD (50 | GPIO_ALT_FN_1_IN)
#define GPIO50_CIF_DD_3_MD (50 | GPIO_ALT_FN_1_IN)
+#define GPIO51_CIF_DD_2_MD (51 | GPIO_ALT_FN_1_IN)
#define GPIO51_nPIOW_MD (51 | GPIO_ALT_FN_2_OUT)
#define GPIO51_HWRTS_MD (51 | GPIO_ALT_FN_1_OUT)
#define GPIO51_CIF_DD_2_MD (51 | GPIO_ALT_FN_1_IN)
@@ -269,26 +309,39 @@
#define GPIO82_CIF_DD_5_MD (82 | GPIO_ALT_FN_3_IN)
#define GPIO83_NSSP_TX (83 | GPIO_ALT_FN_1_OUT)
#define GPIO83_NSSP_RX (83 | GPIO_ALT_FN_2_IN)
+#define GPIO83_CIF_DD_4_MD (83 | GPIO_ALT_FN_3_IN)
#define GPIO84_NSSP_TX (84 | GPIO_ALT_FN_1_OUT)
#define GPIO84_NSSP_RX (84 | GPIO_ALT_FN_2_IN)
#define GPIO84_CIF_FV_MD (84 | GPIO_ALT_FN_3_IN)
#define GPIO85_nPCE_1_MD (85 | GPIO_ALT_FN_1_OUT)
#define GPIO85_CIF_LV_MD (85 | GPIO_ALT_FN_3_IN)
#define GPIO86_nPCE_1_MD (86 | GPIO_ALT_FN_1_OUT)
+#define GPIO90_CIF_DD_4_MD (90 | GPIO_ALT_FN_3_IN)
+#define GPIO91_CIF_DD_5_MD (91 | GPIO_ALT_FN_3_IN)
#define GPIO92_MMCDAT0_MD (92 | GPIO_ALT_FN_1_OUT)
+#define GPIO93_CIF_DD_6_MD (93 | GPIO_ALT_FN_2_IN)
+#define GPIO94_CIF_DD_5_MD (94 | GPIO_ALT_FN_2_IN)
+#define GPIO95_CIF_DD_4_MD (95 | GPIO_ALT_FN_2_IN)
#define GPIO95_KP_MKIN6_MD (95 | GPIO_ALT_FN_3_IN)
#define GPIO96_KP_DKIN3_MD (96 | GPIO_ALT_FN_1_IN)
#define GPIO97_KP_MKIN3_MD (97 | GPIO_ALT_FN_3_IN)
+#define GPIO98_CIF_DD_0_MD (98 | GPIO_ALT_FN_2_IN)
#define GPIO100_KP_MKIN0_MD (100 | GPIO_ALT_FN_1_IN)
#define GPIO101_KP_MKIN1_MD (101 | GPIO_ALT_FN_1_IN)
#define GPIO102_nPCE_1_MD (102 | GPIO_ALT_FN_1_OUT)
#define GPIO102_KP_MKIN2_MD (102 | GPIO_ALT_FN_1_IN)
+#define GPIO103_CIF_DD_3_MD (103 | GPIO_ALT_FN_1_IN)
#define GPIO103_KP_MKOUT0_MD (103 | GPIO_ALT_FN_2_OUT)
+#define GPIO104_CIF_DD_2_MD (104 | GPIO_ALT_FN_1_IN)
#define GPIO104_pSKTSEL_MD (104 | GPIO_ALT_FN_1_OUT)
#define GPIO104_KP_MKOUT1_MD (104 | GPIO_ALT_FN_2_OUT)
+#define GPIO105_CIF_DD_1_MD (105 | GPIO_ALT_FN_1_IN)
#define GPIO105_KP_MKOUT2_MD (105 | GPIO_ALT_FN_2_OUT)
+#define GPIO106_CIF_DD_9_MD (106 | GPIO_ALT_FN_1_IN)
#define GPIO106_KP_MKOUT3_MD (106 | GPIO_ALT_FN_2_OUT)
+#define GPIO107_CIF_DD_8_MD (107 | GPIO_ALT_FN_1_IN)
#define GPIO107_KP_MKOUT4_MD (107 | GPIO_ALT_FN_2_OUT)
+#define GPIO108_CIF_DD_7_MD (108 | GPIO_ALT_FN_1_IN)
#define GPIO108_KP_MKOUT5_MD (108 | GPIO_ALT_FN_2_OUT)
#define GPIO109_MMCDAT1_MD (109 | GPIO_ALT_FN_1_OUT)
#define GPIO110_MMCDAT2_MD (110 | GPIO_ALT_FN_1_OUT)