diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/sh/boards/renesas/migor/setup.c | 173 |
1 files changed, 172 insertions, 1 deletions
diff --git a/arch/sh/boards/renesas/migor/setup.c b/arch/sh/boards/renesas/migor/setup.c index 28f7ab489c4..7bd365ad2d0 100644 --- a/arch/sh/boards/renesas/migor/setup.c +++ b/arch/sh/boards/renesas/migor/setup.c @@ -15,6 +15,10 @@ #include <linux/mtd/nand.h> #include <linux/i2c.h> #include <linux/smc91x.h> +#include <linux/delay.h> +#include <linux/clk.h> +#include <media/soc_camera_platform.h> +#include <media/sh_mobile_ceu.h> #include <asm/clock.h> #include <asm/machvec.h> #include <asm/io.h> @@ -270,15 +274,167 @@ static struct platform_device migor_lcdc_device = { }, }; +static struct clk *camera_clk; + +static void camera_power_on(void) +{ + unsigned char value; + + camera_clk = clk_get(NULL, "video_clk"); + clk_set_rate(camera_clk, 24000000); + clk_enable(camera_clk); /* start VIO_CKO */ + + mdelay(10); + value = ctrl_inb(PORT_PTDR); + value &= ~0x09; +#ifndef CONFIG_SH_MIGOR_RTA_WVGA + value |= 0x01; +#endif + ctrl_outb(value, PORT_PTDR); + mdelay(10); + + ctrl_outb(value | 8, PORT_PTDR); +} + +static void camera_power_off(void) +{ + clk_disable(camera_clk); /* stop VIO_CKO */ + clk_put(camera_clk); + + ctrl_outb(ctrl_inb(PORT_PTDR) & ~0x08, PORT_PTDR); +} + +static unsigned char camera_ov772x_magic[] = +{ + 0x09, 0x01, 0x0c, 0x10, 0x0d, 0x41, 0x0e, 0x01, + 0x12, 0x00, 0x13, 0x8F, 0x14, 0x4A, 0x15, 0x00, + 0x16, 0x00, 0x17, 0x23, 0x18, 0xa0, 0x19, 0x07, + 0x1a, 0xf0, 0x1b, 0x40, 0x1f, 0x00, 0x20, 0x10, + 0x22, 0xff, 0x23, 0x01, 0x28, 0x00, 0x29, 0xa0, + 0x2a, 0x00, 0x2b, 0x00, 0x2c, 0xf0, 0x2d, 0x00, + 0x2e, 0x00, 0x30, 0x80, 0x31, 0x60, 0x32, 0x00, + 0x33, 0x00, 0x34, 0x00, 0x3d, 0x80, 0x3e, 0xe2, + 0x3f, 0x1f, 0x42, 0x80, 0x43, 0x80, 0x44, 0x80, + 0x45, 0x80, 0x46, 0x00, 0x47, 0x00, 0x48, 0x00, + 0x49, 0x50, 0x4a, 0x30, 0x4b, 0x50, 0x4c, 0x50, + 0x4d, 0x00, 0x4e, 0xef, 0x4f, 0x10, 0x50, 0x60, + 0x51, 0x00, 0x52, 0x00, 0x53, 0x24, 0x54, 0x7a, + 0x55, 0xfc, 0x62, 0xff, 0x63, 0xf0, 0x64, 0x1f, + 0x65, 0x00, 0x66, 0x10, 0x67, 0x00, 0x68, 0x00, + 0x69, 0x5c, 0x6a, 0x11, 0x6b, 0xa2, 0x6c, 0x01, + 0x6d, 0x50, 0x6e, 0x80, 0x6f, 0x80, 0x70, 0x0f, + 0x71, 0x00, 0x72, 0x00, 0x73, 0x0f, 0x74, 0x0f, + 0x75, 0xff, 0x78, 0x10, 0x79, 0x70, 0x7a, 0x70, + 0x7b, 0xf0, 0x7c, 0xf0, 0x7d, 0xf0, 0x7e, 0x0e, + 0x7f, 0x1a, 0x80, 0x31, 0x81, 0x5a, 0x82, 0x69, + 0x83, 0x75, 0x84, 0x7e, 0x85, 0x88, 0x86, 0x8f, + 0x87, 0x96, 0x88, 0xa3, 0x89, 0xaf, 0x8a, 0xc4, + 0x8b, 0xd7, 0x8c, 0xe8, 0x8d, 0x20, 0x8e, 0x00, + 0x8f, 0x00, 0x90, 0x08, 0x91, 0x10, 0x92, 0x1f, + 0x93, 0x01, 0x94, 0x2c, 0x95, 0x24, 0x96, 0x08, + 0x97, 0x14, 0x98, 0x24, 0x99, 0x38, 0x9a, 0x9e, + 0x9b, 0x00, 0x9c, 0x40, 0x9e, 0x11, 0x9f, 0x02, + 0xa0, 0x00, 0xa1, 0x40, 0xa2, 0x40, 0xa3, 0x06, + 0xa4, 0x00, 0xa6, 0x00, 0xa7, 0x40, 0xa8, 0x40, + 0xa9, 0x80, 0xaa, 0x80, 0xab, 0x06, 0xac, 0xff, + 0x12, 0x06, 0x64, 0x3f, 0x12, 0x46, 0x17, 0x3f, + 0x18, 0x50, 0x19, 0x03, 0x1a, 0x78, 0x29, 0x50, + 0x2c, 0x78, +}; + +static int ov772x_set_capture(struct soc_camera_platform_info *info, + int enable) +{ + struct i2c_adapter *a = i2c_get_adapter(0); + struct i2c_msg msg; + int ret = 0; + int i; + + if (!enable) + return 0; /* camera_power_off() is enough */ + + for (i = 0; i < ARRAY_SIZE(camera_ov772x_magic); i += 2) { + u_int8_t buf[8]; + + msg.addr = 0x21; + msg.buf = buf; + msg.len = 2; + msg.flags = 0; + + buf[0] = camera_ov772x_magic[i]; + buf[1] = camera_ov772x_magic[i + 1]; + + ret = (ret < 0) ? ret : i2c_transfer(a, &msg, 1); + } + + return ret; +} + +static struct soc_camera_platform_info ov772x_info = { + .iface = 0, + .format_name = "RGB565", + .format_depth = 16, + .format = { + .pixelformat = V4L2_PIX_FMT_RGB565, + .colorspace = V4L2_COLORSPACE_SRGB, + .width = 320, + .height = 240, + }, + .bus_param = SOCAM_PCLK_SAMPLE_RISING | SOCAM_HSYNC_ACTIVE_HIGH | + SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_MASTER | SOCAM_DATAWIDTH_8, + .set_capture = ov772x_set_capture, +}; + +static struct platform_device migor_camera_device = { + .name = "soc_camera_platform", + .dev = { + .platform_data = &ov772x_info, + }, +}; + +static struct sh_mobile_ceu_info sh_mobile_ceu_info = { + .flags = SOCAM_MASTER | SOCAM_DATAWIDTH_8 | SOCAM_PCLK_SAMPLE_RISING \ + | SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_VSYNC_ACTIVE_HIGH, + .enable_camera = camera_power_on, + .disable_camera = camera_power_off, +}; + +static struct resource migor_ceu_resources[] = { + [0] = { + .name = "CEU", + .start = 0xfe910000, + .end = 0xfe91009f, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 52, + .flags = IORESOURCE_IRQ, + }, + [2] = { + /* place holder for contiguous memory */ + }, +}; + +static struct platform_device migor_ceu_device = { + .name = "sh_mobile_ceu", + .num_resources = ARRAY_SIZE(migor_ceu_resources), + .resource = migor_ceu_resources, + .dev = { + .platform_data = &sh_mobile_ceu_info, + }, +}; + static struct platform_device *migor_devices[] __initdata = { &smc91x_eth_device, &sh_keysc_device, &migor_lcdc_device, + &migor_ceu_device, + &migor_camera_device, &migor_nor_flash_device, &migor_nand_flash_device, }; -static struct i2c_board_info __initdata migor_i2c_devices[] = { +static struct i2c_board_info migor_i2c_devices[] = { { I2C_BOARD_INFO("rs5c372b", 0x32), }, @@ -292,6 +448,9 @@ static int __init migor_devices_setup(void) { clk_always_enable("mstp214"); /* KEYSC */ clk_always_enable("mstp200"); /* LCDC */ + clk_always_enable("mstp203"); /* CEU */ + + platform_resource_setup_memory(&migor_ceu_device, "ceu", 4 << 20); i2c_register_board_info(0, migor_i2c_devices, ARRAY_SIZE(migor_i2c_devices)); @@ -344,6 +503,18 @@ static void __init migor_setup(char **cmdline_p) ctrl_outw(ctrl_inw(PORT_MSELCRB) | 0x0100, PORT_MSELCRB); ctrl_outw(ctrl_inw(PORT_HIZCRA) & ~0x01e0, PORT_HIZCRA); #endif + + /* CEU */ + ctrl_outw((ctrl_inw(PORT_PTCR) & ~0x03c3) | 0x0051, PORT_PTCR); + ctrl_outw(ctrl_inw(PORT_PUCR) & ~0x03ff, PORT_PUCR); + ctrl_outw(ctrl_inw(PORT_PVCR) & ~0x03ff, PORT_PVCR); + ctrl_outw(ctrl_inw(PORT_PWCR) & ~0x3c00, PORT_PWCR); + ctrl_outw(ctrl_inw(PORT_PSELC) | 0x0001, PORT_PSELC); + ctrl_outw(ctrl_inw(PORT_PSELD) & ~0x2000, PORT_PSELD); + ctrl_outw(ctrl_inw(PORT_PSELE) | 0x000f, PORT_PSELE); + ctrl_outw(ctrl_inw(PORT_MSELCRB) | 0x2200, PORT_MSELCRB); + ctrl_outw(ctrl_inw(PORT_HIZCRA) & ~0x0a00, PORT_HIZCRA); + ctrl_outw(ctrl_inw(PORT_HIZCRB) & ~0x0003, PORT_HIZCRB); } static struct sh_machine_vector mv_migor __initmv = { |