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authorLinus Torvalds <torvalds@linux-foundation.org>2018-04-03 17:16:59 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2018-04-03 17:16:59 -0700
commitef1c4a6fa91bbbe9b09f770d28eba31a9edf770c (patch)
tree52f5d175031c553160d14890e876ffc5432d2467 /arch/sh
parent147a89bc71e7db40f011454a40add7ff2d10f8d8 (diff)
parentf8a695c4b43d02c89b8bba9ba6058fd5db1bc71d (diff)
Merge tag 'media/v4.17-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
Pull media updates from Mauro Carvalho Chehab: - new CEC pin injection code for testing purposes - DVB frontend cxd2099 promoted from staging - new platform driver for Sony cxd2880 DVB devices - new sensor drivers: mt9t112, ov2685, ov5695, ov772x, tda1997x, tw9910.c - removal of unused cx18 and ivtv alsa mixers - the reneseas-ceu driver doesn't depend on soc_camera anymore and moved from staging - removed the mantis_vp3028 driver, unused since 2009 - s5p-mfc: add support for version 10 of the MSP - added a decoder for imon protocol - atomisp: lots of cleanups - imx074 and mt9t031: don't depend on soc_camera anymore, being promoted from staging - added helper functions to better support DVB I2C binding - lots of driver improvements and cleanups * tag 'media/v4.17-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (438 commits) media: v4l2-ioctl: rename a temp var that stores _IOC_SIZE(cmd) media: fimc-capture: get rid of two warnings media: dvb-usb-v2: fix a missing dependency of I2C_MUX media: uvc: to the right check at uvc_ioctl_enum_framesizes() media: cec-core: fix a bug at cec_error_inj_write() media: tda9840: cleanup a warning media: tm6000: avoid casting just to print pointer address media: em28xx-input: improve error handling code media: zr364xx: avoid casting just to print pointer address media: vivid-radio-rx: add a cast to avoid a warning media: saa7134-alsa: don't use casts to print a buffer address media: solo6x10: get rid of an address space warning media: zoran: don't cast pointers to print them media: ir-kbd-i2c: change the if logic to avoid a warning media: ir-kbd-i2c: improve error handling code media: saa7134-input: improve error handling media: s2255drv: fix a casting warning media: ivtvfb: Cleanup some warnings media: videobuf-dma-sg: Fix a weird cast soc_camera: fix a weird cast on printk ...
Diffstat (limited to 'arch/sh')
-rw-r--r--arch/sh/boards/mach-ecovec24/setup.c338
-rw-r--r--arch/sh/boards/mach-migor/setup.c225
-rw-r--r--arch/sh/kernel/cpu/sh4a/clock-sh7722.c2
-rw-r--r--arch/sh/kernel/cpu/sh4a/clock-sh7724.c4
4 files changed, 272 insertions, 297 deletions
diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c
index 6f929abe0b50..adc61d14172c 100644
--- a/arch/sh/boards/mach-ecovec24/setup.c
+++ b/arch/sh/boards/mach-ecovec24/setup.c
@@ -7,44 +7,47 @@
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*/
-
-#include <linux/init.h>
+#include <asm/clock.h>
+#include <asm/heartbeat.h>
+#include <asm/suspend.h>
+#include <cpu/sh7724.h>
+#include <linux/delay.h>
#include <linux/device.h>
-#include <linux/platform_device.h>
+#include <linux/i2c.h>
+#include <linux/io.h>
+#include <linux/init.h>
+#include <linux/input.h>
+#include <linux/input/sh_keysc.h>
+#include <linux/interrupt.h>
+#include <linux/memblock.h>
+#include <linux/mfd/tmio.h>
#include <linux/mmc/host.h>
#include <linux/mmc/sh_mmcif.h>
#include <linux/mtd/physmap.h>
-#include <linux/mfd/tmio.h>
#include <linux/gpio.h>
-#include <linux/interrupt.h>
-#include <linux/io.h>
-#include <linux/delay.h>
+#include <linux/gpio/machine.h>
+#include <linux/platform_data/gpio_backlight.h>
+#include <linux/platform_data/tsc2007.h>
+#include <linux/platform_device.h>
#include <linux/regulator/fixed.h>
#include <linux/regulator/machine.h>
-#include <linux/usb/r8a66597.h>
-#include <linux/usb/renesas_usbhs.h>
-#include <linux/i2c.h>
-#include <linux/platform_data/tsc2007.h>
-#include <linux/spi/spi.h>
-#include <linux/spi/sh_msiof.h>
-#include <linux/spi/mmc_spi.h>
-#include <linux/input.h>
-#include <linux/input/sh_keysc.h>
-#include <linux/platform_data/gpio_backlight.h>
#include <linux/sh_eth.h>
#include <linux/sh_intc.h>
+#include <linux/spi/mmc_spi.h>
+#include <linux/spi/sh_msiof.h>
+#include <linux/spi/spi.h>
+#include <linux/usb/r8a66597.h>
+#include <linux/usb/renesas_usbhs.h>
#include <linux/videodev2.h>
-#include <video/sh_mobile_lcdc.h>
+
+#include <media/drv-intf/renesas-ceu.h>
+#include <media/i2c/mt9t112.h>
+#include <media/i2c/tw9910.h>
+
#include <sound/sh_fsi.h>
#include <sound/simple_card.h>
-#include <media/drv-intf/sh_mobile_ceu.h>
-#include <media/soc_camera.h>
-#include <media/i2c/tw9910.h>
-#include <media/i2c/mt9t112.h>
-#include <asm/heartbeat.h>
-#include <asm/clock.h>
-#include <asm/suspend.h>
-#include <cpu/sh7724.h>
+
+#include <video/sh_mobile_lcdc.h>
/*
* Address Interface BusWidth
@@ -81,6 +84,10 @@
* amixer set 'Out Mixer Right DAC Right' on
*/
+#define CEU_BUFFER_MEMORY_SIZE (4 << 20)
+static phys_addr_t ceu0_dma_membase;
+static phys_addr_t ceu1_dma_membase;
+
/* Heartbeat */
static unsigned char led_pos[] = { 0, 1, 2, 3 };
@@ -382,8 +389,24 @@ static struct platform_device gpio_backlight_device = {
};
/* CEU0 */
-static struct sh_mobile_ceu_info sh_mobile_ceu0_info = {
- .flags = SH_CEU_FLAG_USE_8BIT_BUS,
+static struct ceu_platform_data ceu0_pdata = {
+ .num_subdevs = 2,
+ .subdevs = {
+ { /* [0] = mt9t112 */
+ .flags = 0,
+ .bus_width = 8,
+ .bus_shift = 0,
+ .i2c_adapter_id = 0,
+ .i2c_address = 0x3c,
+ },
+ { /* [1] = tw9910 */
+ .flags = 0,
+ .bus_width = 8,
+ .bus_shift = 0,
+ .i2c_adapter_id = 0,
+ .i2c_address = 0x45,
+ },
+ },
};
static struct resource ceu0_resources[] = {
@@ -397,24 +420,30 @@ static struct resource ceu0_resources[] = {
.start = evt2irq(0x880),
.flags = IORESOURCE_IRQ,
},
- [2] = {
- /* place holder for contiguous memory */
- },
};
static struct platform_device ceu0_device = {
- .name = "sh_mobile_ceu",
- .id = 0, /* "ceu0" clock */
+ .name = "renesas-ceu",
+ .id = 0, /* ceu.0 */
.num_resources = ARRAY_SIZE(ceu0_resources),
.resource = ceu0_resources,
.dev = {
- .platform_data = &sh_mobile_ceu0_info,
+ .platform_data = &ceu0_pdata,
},
};
/* CEU1 */
-static struct sh_mobile_ceu_info sh_mobile_ceu1_info = {
- .flags = SH_CEU_FLAG_USE_8BIT_BUS,
+static struct ceu_platform_data ceu1_pdata = {
+ .num_subdevs = 1,
+ .subdevs = {
+ { /* [0] = mt9t112 */
+ .flags = 0,
+ .bus_width = 8,
+ .bus_shift = 0,
+ .i2c_adapter_id = 1,
+ .i2c_address = 0x3c,
+ },
+ },
};
static struct resource ceu1_resources[] = {
@@ -428,26 +457,71 @@ static struct resource ceu1_resources[] = {
.start = evt2irq(0x9e0),
.flags = IORESOURCE_IRQ,
},
- [2] = {
- /* place holder for contiguous memory */
- },
};
static struct platform_device ceu1_device = {
- .name = "sh_mobile_ceu",
- .id = 1, /* "ceu1" clock */
+ .name = "renesas-ceu",
+ .id = 1, /* ceu.1 */
.num_resources = ARRAY_SIZE(ceu1_resources),
.resource = ceu1_resources,
.dev = {
- .platform_data = &sh_mobile_ceu1_info,
+ .platform_data = &ceu1_pdata,
+ },
+};
+
+/* Power up/down GPIOs for camera devices and video decoder */
+static struct gpiod_lookup_table tw9910_gpios = {
+ .dev_id = "0-0045",
+ .table = {
+ GPIO_LOOKUP("sh7724_pfc", GPIO_PTU2, "pdn", GPIO_ACTIVE_HIGH),
+ },
+};
+
+static struct gpiod_lookup_table mt9t112_0_gpios = {
+ .dev_id = "0-003c",
+ .table = {
+ GPIO_LOOKUP("sh7724_pfc", GPIO_PTA3, "standby",
+ GPIO_ACTIVE_HIGH),
+ },
+};
+
+static struct gpiod_lookup_table mt9t112_1_gpios = {
+ .dev_id = "1-003c",
+ .table = {
+ GPIO_LOOKUP("sh7724_pfc", GPIO_PTA4, "standby",
+ GPIO_ACTIVE_HIGH),
},
};
/* I2C device */
+static struct tw9910_video_info tw9910_info = {
+ .buswidth = 8,
+ .mpout = TW9910_MPO_FIELD,
+};
+
+static struct mt9t112_platform_data mt9t112_0_pdata = {
+ .flags = MT9T112_FLAG_PCLK_RISING_EDGE,
+ .divider = { 0x49, 0x6, 0, 6, 0, 9, 9, 6, 0 }, /* for 24MHz */
+};
+
+static struct mt9t112_platform_data mt9t112_1_pdata = {
+ .flags = MT9T112_FLAG_PCLK_RISING_EDGE,
+ .divider = { 0x49, 0x6, 0, 6, 0, 9, 9, 6, 0 }, /* for 24MHz */
+};
+
static struct i2c_board_info i2c0_devices[] = {
{
I2C_BOARD_INFO("da7210", 0x1a),
},
+ {
+ I2C_BOARD_INFO("tw9910", 0x45),
+ .platform_data = &tw9910_info,
+ },
+ {
+ /* 1st camera */
+ I2C_BOARD_INFO("mt9t112", 0x3c),
+ .platform_data = &mt9t112_0_pdata,
+ },
};
static struct i2c_board_info i2c1_devices[] = {
@@ -457,7 +531,12 @@ static struct i2c_board_info i2c1_devices[] = {
{
I2C_BOARD_INFO("lis3lv02d", 0x1c),
.irq = evt2irq(0x620),
- }
+ },
+ {
+ /* 2nd camera */
+ I2C_BOARD_INFO("mt9t112", 0x3c),
+ .platform_data = &mt9t112_1_pdata,
+ },
};
/* KEYSC */
@@ -724,115 +803,6 @@ static struct platform_device msiof0_device = {
#endif
-/* I2C Video/Camera */
-static struct i2c_board_info i2c_camera[] = {
- {
- I2C_BOARD_INFO("tw9910", 0x45),
- },
- {
- /* 1st camera */
- I2C_BOARD_INFO("mt9t112", 0x3c),
- },
- {
- /* 2nd camera */
- I2C_BOARD_INFO("mt9t112", 0x3c),
- },
-};
-
-/* tw9910 */
-static int tw9910_power(struct device *dev, int mode)
-{
- int val = mode ? 0 : 1;
-
- gpio_set_value(GPIO_PTU2, val);
- if (mode)
- mdelay(100);
-
- return 0;
-}
-
-static struct tw9910_video_info tw9910_info = {
- .buswidth = SOCAM_DATAWIDTH_8,
- .mpout = TW9910_MPO_FIELD,
-};
-
-static struct soc_camera_link tw9910_link = {
- .i2c_adapter_id = 0,
- .bus_id = 1,
- .power = tw9910_power,
- .board_info = &i2c_camera[0],
- .priv = &tw9910_info,
-};
-
-/* mt9t112 */
-static int mt9t112_power1(struct device *dev, int mode)
-{
- gpio_set_value(GPIO_PTA3, mode);
- if (mode)
- mdelay(100);
-
- return 0;
-}
-
-static struct mt9t112_camera_info mt9t112_info1 = {
- .flags = MT9T112_FLAG_PCLK_RISING_EDGE | MT9T112_FLAG_DATAWIDTH_8,
- .divider = { 0x49, 0x6, 0, 6, 0, 9, 9, 6, 0 }, /* for 24MHz */
-};
-
-static struct soc_camera_link mt9t112_link1 = {
- .i2c_adapter_id = 0,
- .power = mt9t112_power1,
- .bus_id = 0,
- .board_info = &i2c_camera[1],
- .priv = &mt9t112_info1,
-};
-
-static int mt9t112_power2(struct device *dev, int mode)
-{
- gpio_set_value(GPIO_PTA4, mode);
- if (mode)
- mdelay(100);
-
- return 0;
-}
-
-static struct mt9t112_camera_info mt9t112_info2 = {
- .flags = MT9T112_FLAG_PCLK_RISING_EDGE | MT9T112_FLAG_DATAWIDTH_8,
- .divider = { 0x49, 0x6, 0, 6, 0, 9, 9, 6, 0 }, /* for 24MHz */
-};
-
-static struct soc_camera_link mt9t112_link2 = {
- .i2c_adapter_id = 1,
- .power = mt9t112_power2,
- .bus_id = 1,
- .board_info = &i2c_camera[2],
- .priv = &mt9t112_info2,
-};
-
-static struct platform_device camera_devices[] = {
- {
- .name = "soc-camera-pdrv",
- .id = 0,
- .dev = {
- .platform_data = &tw9910_link,
- },
- },
- {
- .name = "soc-camera-pdrv",
- .id = 1,
- .dev = {
- .platform_data = &mt9t112_link1,
- },
- },
- {
- .name = "soc-camera-pdrv",
- .id = 2,
- .dev = {
- .platform_data = &mt9t112_link2,
- },
- },
-};
-
/* FSI */
static struct resource fsi_resources[] = {
[0] = {
@@ -979,6 +949,11 @@ static struct platform_device sh_mmcif_device = {
};
#endif
+static struct platform_device *ecovec_ceu_devices[] __initdata = {
+ &ceu0_device,
+ &ceu1_device,
+};
+
static struct platform_device *ecovec_devices[] __initdata = {
&heartbeat_device,
&nor_flash_device,
@@ -988,8 +963,6 @@ static struct platform_device *ecovec_devices[] __initdata = {
&usbhs_device,
&lcdc_device,
&gpio_backlight_device,
- &ceu0_device,
- &ceu1_device,
&keysc_device,
&cn12_power,
#if defined(CONFIG_MMC_SDHI) || defined(CONFIG_MMC_SDHI_MODULE)
@@ -1001,9 +974,6 @@ static struct platform_device *ecovec_devices[] __initdata = {
#else
&msiof0_device,
#endif
- &camera_devices[0],
- &camera_devices[1],
- &camera_devices[2],
&fsi_device,
&fsi_da7210_device,
&irda_device,
@@ -1240,7 +1210,6 @@ static int __init arch_setup(void)
gpio_request(GPIO_FN_VIO0_CLK, NULL);
gpio_request(GPIO_FN_VIO0_FLD, NULL);
gpio_request(GPIO_FN_VIO0_HD, NULL);
- platform_resource_setup_memory(&ceu0_device, "ceu0", 4 << 20);
/* enable CEU1 */
gpio_request(GPIO_FN_VIO1_D7, NULL);
@@ -1255,7 +1224,6 @@ static int __init arch_setup(void)
gpio_request(GPIO_FN_VIO1_HD, NULL);
gpio_request(GPIO_FN_VIO1_VD, NULL);
gpio_request(GPIO_FN_VIO1_CLK, NULL);
- platform_resource_setup_memory(&ceu1_device, "ceu1", 4 << 20);
/* enable KEYSC */
gpio_request(GPIO_FN_KEYOUT5_IN5, NULL);
@@ -1332,16 +1300,6 @@ static int __init arch_setup(void)
__raw_writew((__raw_readw(IODRIVEA) & ~0x3000) | 0x2000,
IODRIVEA);
- /* enable Video */
- gpio_request(GPIO_PTU2, NULL);
- gpio_direction_output(GPIO_PTU2, 1);
-
- /* enable Camera */
- gpio_request(GPIO_PTA3, NULL);
- gpio_request(GPIO_PTA4, NULL);
- gpio_direction_output(GPIO_PTA3, 0);
- gpio_direction_output(GPIO_PTA4, 0);
-
/* enable FSI */
gpio_request(GPIO_FN_FSIMCKB, NULL);
gpio_request(GPIO_FN_FSIIBSD, NULL);
@@ -1390,6 +1348,11 @@ static int __init arch_setup(void)
gpio_request(GPIO_PTU5, NULL);
gpio_direction_output(GPIO_PTU5, 0);
+ /* Register gpio lookup tables for cameras and video decoder */
+ gpiod_add_lookup_table(&tw9910_gpios);
+ gpiod_add_lookup_table(&mt9t112_0_gpios);
+ gpiod_add_lookup_table(&mt9t112_1_gpios);
+
/* enable I2C device */
i2c_register_board_info(0, i2c0_devices,
ARRAY_SIZE(i2c0_devices));
@@ -1431,6 +1394,25 @@ static int __init arch_setup(void)
gpio_set_value(GPIO_PTG4, 1);
#endif
+ /* Initialize CEU platform devices separately to map memory first */
+ device_initialize(&ecovec_ceu_devices[0]->dev);
+ arch_setup_pdev_archdata(ecovec_ceu_devices[0]);
+ dma_declare_coherent_memory(&ecovec_ceu_devices[0]->dev,
+ ceu0_dma_membase, ceu0_dma_membase,
+ ceu0_dma_membase +
+ CEU_BUFFER_MEMORY_SIZE - 1,
+ DMA_MEMORY_EXCLUSIVE);
+ platform_device_add(ecovec_ceu_devices[0]);
+
+ device_initialize(&ecovec_ceu_devices[1]->dev);
+ arch_setup_pdev_archdata(ecovec_ceu_devices[1]);
+ dma_declare_coherent_memory(&ecovec_ceu_devices[1]->dev,
+ ceu1_dma_membase, ceu1_dma_membase,
+ ceu1_dma_membase +
+ CEU_BUFFER_MEMORY_SIZE - 1,
+ DMA_MEMORY_EXCLUSIVE);
+ platform_device_add(ecovec_ceu_devices[1]);
+
return platform_add_devices(ecovec_devices,
ARRAY_SIZE(ecovec_devices));
}
@@ -1443,6 +1425,24 @@ static int __init devices_setup(void)
}
device_initcall(devices_setup);
+/* Reserve a portion of memory for CEU 0 and CEU 1 buffers */
+static void __init ecovec_mv_mem_reserve(void)
+{
+ phys_addr_t phys;
+ phys_addr_t size = CEU_BUFFER_MEMORY_SIZE;
+
+ phys = memblock_alloc_base(size, PAGE_SIZE, MEMBLOCK_ALLOC_ANYWHERE);
+ memblock_free(phys, size);
+ memblock_remove(phys, size);
+ ceu0_dma_membase = phys;
+
+ phys = memblock_alloc_base(size, PAGE_SIZE, MEMBLOCK_ALLOC_ANYWHERE);
+ memblock_free(phys, size);
+ memblock_remove(phys, size);
+ ceu1_dma_membase = phys;
+}
+
static struct sh_machine_vector mv_ecovec __initmv = {
.mv_name = "R0P7724 (EcoVec)",
+ .mv_mem_reserve = ecovec_mv_mem_reserve,
};
diff --git a/arch/sh/boards/mach-migor/setup.c b/arch/sh/boards/mach-migor/setup.c
index 0bcbe58b11e9..271dfc260e82 100644
--- a/arch/sh/boards/mach-migor/setup.c
+++ b/arch/sh/boards/mach-migor/setup.c
@@ -1,17 +1,16 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Renesas System Solutions Asia Pte. Ltd - Migo-R
*
* Copyright (C) 2008 Magnus Damm
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
*/
+#include <linux/clkdev.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/interrupt.h>
#include <linux/input.h>
#include <linux/input/sh_keysc.h>
+#include <linux/memblock.h>
#include <linux/mmc/host.h>
#include <linux/mtd/physmap.h>
#include <linux/mfd/tmio.h>
@@ -23,10 +22,11 @@
#include <linux/delay.h>
#include <linux/clk.h>
#include <linux/gpio.h>
+#include <linux/gpio/machine.h>
#include <linux/videodev2.h>
#include <linux/sh_intc.h>
#include <video/sh_mobile_lcdc.h>
-#include <media/drv-intf/sh_mobile_ceu.h>
+#include <media/drv-intf/renesas-ceu.h>
#include <media/i2c/ov772x.h>
#include <media/soc_camera.h>
#include <media/i2c/tw9910.h>
@@ -45,6 +45,9 @@
* 0x18000000 8GB 8 NAND Flash (K9K8G08U0A)
*/
+#define CEU_BUFFER_MEMORY_SIZE (4 << 20)
+static phys_addr_t ceu_dma_membase;
+
static struct smc91x_platdata smc91x_info = {
.flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
};
@@ -301,65 +304,24 @@ static struct platform_device migor_lcdc_device = {
},
};
-static struct clk *camera_clk;
-static DEFINE_MUTEX(camera_lock);
-
-static void camera_power_on(int is_tw)
-{
- mutex_lock(&camera_lock);
-
- /* Use 10 MHz VIO_CKO instead of 24 MHz to work
- * around signal quality issues on Panel Board V2.1.
- */
- camera_clk = clk_get(NULL, "video_clk");
- clk_set_rate(camera_clk, 10000000);
- clk_enable(camera_clk); /* start VIO_CKO */
-
- /* use VIO_RST to take camera out of reset */
- mdelay(10);
- if (is_tw) {
- gpio_set_value(GPIO_PTT2, 0);
- gpio_set_value(GPIO_PTT0, 0);
- } else {
- gpio_set_value(GPIO_PTT0, 1);
- }
- gpio_set_value(GPIO_PTT3, 0);
- mdelay(10);
- gpio_set_value(GPIO_PTT3, 1);
- mdelay(10); /* wait to let chip come out of reset */
-}
-
-static void camera_power_off(void)
-{
- clk_disable(camera_clk); /* stop VIO_CKO */
- clk_put(camera_clk);
-
- gpio_set_value(GPIO_PTT3, 0);
- mutex_unlock(&camera_lock);
-}
-
-static int ov7725_power(struct device *dev, int mode)
-{
- if (mode)
- camera_power_on(0);
- else
- camera_power_off();
-
- return 0;
-}
-
-static int tw9910_power(struct device *dev, int mode)
-{
- if (mode)
- camera_power_on(1);
- else
- camera_power_off();
-
- return 0;
-}
-
-static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
- .flags = SH_CEU_FLAG_USE_8BIT_BUS,
+static struct ceu_platform_data ceu_pdata = {
+ .num_subdevs = 2,
+ .subdevs = {
+ { /* [0] = ov772x */
+ .flags = 0,
+ .bus_width = 8,
+ .bus_shift = 0,
+ .i2c_adapter_id = 0,
+ .i2c_address = 0x21,
+ },
+ { /* [1] = tw9910 */
+ .flags = 0,
+ .bus_width = 8,
+ .bus_shift = 0,
+ .i2c_adapter_id = 0,
+ .i2c_address = 0x45,
+ },
+ },
};
static struct resource migor_ceu_resources[] = {
@@ -373,18 +335,32 @@ static struct resource migor_ceu_resources[] = {
.start = evt2irq(0x880),
.flags = IORESOURCE_IRQ,
},
- [2] = {
- /* place holder for contiguous memory */
- },
};
static struct platform_device migor_ceu_device = {
- .name = "sh_mobile_ceu",
- .id = 0, /* "ceu0" clock */
+ .name = "renesas-ceu",
+ .id = 0, /* ceu.0 */
.num_resources = ARRAY_SIZE(migor_ceu_resources),
.resource = migor_ceu_resources,
.dev = {
- .platform_data = &sh_mobile_ceu_info,
+ .platform_data = &ceu_pdata,
+ },
+};
+
+/* Powerdown/reset gpios for CEU image sensors */
+static struct gpiod_lookup_table ov7725_gpios = {
+ .dev_id = "0-0021",
+ .table = {
+ GPIO_LOOKUP("sh7722_pfc", GPIO_PTT0, "pwdn", GPIO_ACTIVE_HIGH),
+ GPIO_LOOKUP("sh7722_pfc", GPIO_PTT3, "rstb", GPIO_ACTIVE_LOW),
+ },
+};
+
+static struct gpiod_lookup_table tw9910_gpios = {
+ .dev_id = "0-0045",
+ .table = {
+ GPIO_LOOKUP("sh7722_pfc", GPIO_PTT2, "pdn", GPIO_ACTIVE_HIGH),
+ GPIO_LOOKUP("sh7722_pfc", GPIO_PTT3, "rstb", GPIO_ACTIVE_LOW),
},
};
@@ -423,6 +399,15 @@ static struct platform_device sdhi_cn9_device = {
},
};
+static struct ov772x_camera_info ov7725_info = {
+ .flags = 0,
+};
+
+static struct tw9910_video_info tw9910_info = {
+ .buswidth = 8,
+ .mpout = TW9910_MPO_FIELD,
+};
+
static struct i2c_board_info migor_i2c_devices[] = {
{
I2C_BOARD_INFO("rs5c372b", 0x32),
@@ -434,51 +419,13 @@ static struct i2c_board_info migor_i2c_devices[] = {
{
I2C_BOARD_INFO("wm8978", 0x1a),
},
-};
-
-static struct i2c_board_info migor_i2c_camera[] = {
{
I2C_BOARD_INFO("ov772x", 0x21),
+ .platform_data = &ov7725_info,
},
{
I2C_BOARD_INFO("tw9910", 0x45),
- },
-};
-
-static struct ov772x_camera_info ov7725_info;
-
-static struct soc_camera_link ov7725_link = {
- .power = ov7725_power,
- .board_info = &migor_i2c_camera[0],
- .i2c_adapter_id = 0,
- .priv = &ov7725_info,
-};
-
-static struct tw9910_video_info tw9910_info = {
- .buswidth = SOCAM_DATAWIDTH_8,
- .mpout = TW9910_MPO_FIELD,
-};
-
-static struct soc_camera_link tw9910_link = {
- .power = tw9910_power,
- .board_info = &migor_i2c_camera[1],
- .i2c_adapter_id = 0,
- .priv = &tw9910_info,
-};
-
-static struct platform_device migor_camera[] = {
- {
- .name = "soc-camera-pdrv",
- .id = 0,
- .dev = {
- .platform_data = &ov7725_link,
- },
- }, {
- .name = "soc-camera-pdrv",
- .id = 1,
- .dev = {
- .platform_data = &tw9910_link,
- },
+ .platform_data = &tw9910_info,
},
};
@@ -486,12 +433,9 @@ static struct platform_device *migor_devices[] __initdata = {
&smc91x_eth_device,
&sh_keysc_device,
&migor_lcdc_device,
- &migor_ceu_device,
&migor_nor_flash_device,
&migor_nand_flash_device,
&sdhi_cn9_device,
- &migor_camera[0],
- &migor_camera[1],
};
extern char migor_sdram_enter_start;
@@ -501,6 +445,8 @@ extern char migor_sdram_leave_end;
static int __init migor_devices_setup(void)
{
+ struct clk *video_clk;
+
/* register board specific self-refresh code */
sh_mobile_register_self_refresh(SUSP_SH_STANDBY | SUSP_SH_SF,
&migor_sdram_enter_start,
@@ -620,20 +566,8 @@ static int __init migor_devices_setup(void)
gpio_request(GPIO_FN_VIO_D9, NULL);
gpio_request(GPIO_FN_VIO_D8, NULL);
- gpio_request(GPIO_PTT3, NULL); /* VIO_RST */
- gpio_direction_output(GPIO_PTT3, 0);
- gpio_request(GPIO_PTT2, NULL); /* TV_IN_EN */
- gpio_direction_output(GPIO_PTT2, 1);
- gpio_request(GPIO_PTT0, NULL); /* CAM_EN */
-#ifdef CONFIG_SH_MIGOR_RTA_WVGA
- gpio_direction_output(GPIO_PTT0, 0);
-#else
- gpio_direction_output(GPIO_PTT0, 1);
-#endif
__raw_writew(__raw_readw(PORT_MSELCRB) | 0x2000, PORT_MSELCRB); /* D15->D8 */
- platform_resource_setup_memory(&migor_ceu_device, "ceu", 4 << 20);
-
/* SIU: Port B */
gpio_request(GPIO_FN_SIUBOLR, NULL);
gpio_request(GPIO_FN_SIUBOBT, NULL);
@@ -647,9 +581,36 @@ static int __init migor_devices_setup(void)
*/
__raw_writew(__raw_readw(PORT_MSELCRA) | 1, PORT_MSELCRA);
+ /*
+ * Use 10 MHz VIO_CKO instead of 24 MHz to work around signal quality
+ * issues on Panel Board V2.1.
+ */
+ video_clk = clk_get(NULL, "video_clk");
+ if (!IS_ERR(video_clk)) {
+ clk_set_rate(video_clk, clk_round_rate(video_clk, 10000000));
+ clk_put(video_clk);
+ }
+
+ /* Add a clock alias for ov7725 xclk source. */
+ clk_add_alias("xclk", "0-0021", "video_clk", NULL);
+
+ /* Register GPIOs for video sources. */
+ gpiod_add_lookup_table(&ov7725_gpios);
+ gpiod_add_lookup_table(&tw9910_gpios);
+
i2c_register_board_info(0, migor_i2c_devices,
ARRAY_SIZE(migor_i2c_devices));
+ /* Initialize CEU platform device separately to map memory first */
+ device_initialize(&migor_ceu_device.dev);
+ arch_setup_pdev_archdata(&migor_ceu_device);
+ dma_declare_coherent_memory(&migor_ceu_device.dev,
+ ceu_dma_membase, ceu_dma_membase,
+ ceu_dma_membase + CEU_BUFFER_MEMORY_SIZE - 1,
+ DMA_MEMORY_EXCLUSIVE);
+
+ platform_device_add(&migor_ceu_device);
+
return platform_add_devices(migor_devices, ARRAY_SIZE(migor_devices));
}
arch_initcall(migor_devices_setup);
@@ -665,10 +626,24 @@ static int migor_mode_pins(void)
return MODE_PIN0 | MODE_PIN1 | MODE_PIN5;
}
+/* Reserve a portion of memory for CEU buffers */
+static void __init migor_mv_mem_reserve(void)
+{
+ phys_addr_t phys;
+ phys_addr_t size = CEU_BUFFER_MEMORY_SIZE;
+
+ phys = memblock_alloc_base(size, PAGE_SIZE, MEMBLOCK_ALLOC_ANYWHERE);
+ memblock_free(phys, size);
+ memblock_remove(phys, size);
+
+ ceu_dma_membase = phys;
+}
+
/*
* The Machine Vector
*/
static struct sh_machine_vector mv_migor __initmv = {
.mv_name = "Migo-R",
.mv_mode_pins = migor_mode_pins,
+ .mv_mem_reserve = migor_mv_mem_reserve,
};
diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c
index 8f07a1a38692..d85091ec4b01 100644
--- a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c
+++ b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c
@@ -223,7 +223,7 @@ static struct clk_lookup lookups[] = {
CLKDEV_DEV_ID("sh-vou.0", &mstp_clks[HWBLK_VOU]),
CLKDEV_CON_ID("jpu0", &mstp_clks[HWBLK_JPU]),
CLKDEV_CON_ID("beu0", &mstp_clks[HWBLK_BEU]),
- CLKDEV_DEV_ID("sh_mobile_ceu.0", &mstp_clks[HWBLK_CEU]),
+ CLKDEV_DEV_ID("renesas-ceu.0", &mstp_clks[HWBLK_CEU]),
CLKDEV_CON_ID("veu0", &mstp_clks[HWBLK_VEU]),
CLKDEV_CON_ID("vpu0", &mstp_clks[HWBLK_VPU]),
CLKDEV_DEV_ID("sh_mobile_lcdc_fb.0", &mstp_clks[HWBLK_LCDC]),
diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7724.c b/arch/sh/kernel/cpu/sh4a/clock-sh7724.c
index f27c618de527..3194336a3599 100644
--- a/arch/sh/kernel/cpu/sh4a/clock-sh7724.c
+++ b/arch/sh/kernel/cpu/sh4a/clock-sh7724.c
@@ -338,14 +338,14 @@ static struct clk_lookup lookups[] = {
CLKDEV_DEV_ID("sh_mobile_sdhi.0", &mstp_clks[HWBLK_SDHI0]),
CLKDEV_DEV_ID("sh_mobile_sdhi.1", &mstp_clks[HWBLK_SDHI1]),
CLKDEV_CON_ID("veu1", &mstp_clks[HWBLK_VEU1]),
- CLKDEV_DEV_ID("sh_mobile_ceu.1", &mstp_clks[HWBLK_CEU1]),
+ CLKDEV_DEV_ID("renesas-ceu.1", &mstp_clks[HWBLK_CEU1]),
CLKDEV_CON_ID("beu1", &mstp_clks[HWBLK_BEU1]),
CLKDEV_CON_ID("2ddmac0", &mstp_clks[HWBLK_2DDMAC]),
CLKDEV_DEV_ID("sh_fsi.0", &mstp_clks[HWBLK_SPU]),
CLKDEV_CON_ID("jpu0", &mstp_clks[HWBLK_JPU]),
CLKDEV_DEV_ID("sh-vou", &mstp_clks[HWBLK_VOU]),
CLKDEV_CON_ID("beu0", &mstp_clks[HWBLK_BEU0]),
- CLKDEV_DEV_ID("sh_mobile_ceu.0", &mstp_clks[HWBLK_CEU0]),
+ CLKDEV_DEV_ID("renesas-ceu.0", &mstp_clks[HWBLK_CEU0]),
CLKDEV_CON_ID("veu0", &mstp_clks[HWBLK_VEU0]),
CLKDEV_CON_ID("vpu0", &mstp_clks[HWBLK_VPU]),
CLKDEV_DEV_ID("sh_mobile_lcdc_fb.0", &mstp_clks[HWBLK_LCDC]),