diff options
| -rw-r--r-- | arch/arm/mach-shmobile/Kconfig | 1 | ||||
| -rw-r--r-- | arch/arm/mach-shmobile/board-ap4evb.c | 121 |
2 files changed, 122 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig index a69e033ca045..1de8d171c6e9 100644 --- a/arch/arm/mach-shmobile/Kconfig +++ b/arch/arm/mach-shmobile/Kconfig @@ -42,6 +42,7 @@ config MACH_AP4EVB bool "AP4EVB board" depends on ARCH_SH7372 select ARCH_REQUIRE_GPIOLIB + select SH_LCD_MIPI_DSI comment "SH-Mobile System Configuration" diff --git a/arch/arm/mach-shmobile/board-ap4evb.c b/arch/arm/mach-shmobile/board-ap4evb.c index 5342306cd391..353ff8d120b1 100644 --- a/arch/arm/mach-shmobile/board-ap4evb.c +++ b/arch/arm/mach-shmobile/board-ap4evb.c @@ -17,6 +17,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ +#include <linux/clk.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/interrupt.h> @@ -34,8 +35,14 @@ #include <linux/input.h> #include <linux/input/sh_keysc.h> #include <linux/usb/r8a66597.h> + +#include <video/sh_mobile_lcdc.h> +#include <video/sh_mipi_dsi.h> + #include <mach/common.h> +#include <mach/irqs.h> #include <mach/sh7372.h> + #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> @@ -284,12 +291,87 @@ static struct platform_device usb1_host_device = { .resource = usb1_host_resources, }; +static struct sh_mobile_lcdc_info sh_mobile_lcdc_info = { + .clock_source = LCDC_CLK_PERIPHERAL, /* One of interface clocks */ + .ch[0] = { + .chan = LCDC_CHAN_MAINLCD, + .bpp = 16, + .interface_type = RGB24, + .clock_divider = 1, + .flags = LCDC_FLAGS_DWPOL, + .lcd_cfg = { + .name = "R63302(QHD)", + .xres = 544, + .yres = 961, + .left_margin = 72, + .right_margin = 600, + .hsync_len = 16, + .upper_margin = 8, + .lower_margin = 8, + .vsync_len = 2, + .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT, + }, + .lcd_size_cfg = { + .width = 44, + .height = 79, + }, + } +}; + +static struct resource lcdc_resources[] = { + [0] = { + .name = "LCDC", + .start = 0xfe940000, /* P4-only space */ + .end = 0xfe943fff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = intcs_evt2irq(0x580), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device lcdc_device = { + .name = "sh_mobile_lcdc_fb", + .num_resources = ARRAY_SIZE(lcdc_resources), + .resource = lcdc_resources, + .dev = { + .platform_data = &sh_mobile_lcdc_info, + .coherent_dma_mask = ~0, + }, +}; + +static struct resource mipidsi0_resources[] = { + [0] = { + .start = 0xffc60000, + .end = 0xffc68fff, + .flags = IORESOURCE_MEM, + }, +}; + +static struct sh_mipi_dsi_info mipidsi0_info = { + .data_format = MIPI_RGB888, + .lcd_chan = &sh_mobile_lcdc_info.ch[0], +}; + +static struct platform_device mipidsi0_device = { + .name = "sh-mipi-dsi", + .num_resources = ARRAY_SIZE(mipidsi0_resources), + .resource = mipidsi0_resources, + .id = 0, + .dev = { + .platform_data = &mipidsi0_info, + }, +}; + static struct platform_device *ap4evb_devices[] __initdata = { &nor_flash_device, &smc911x_device, &keysc_device, &sdhi0_device, &usb1_host_device, + &lcdc_device, + &mipidsi0_device, }; /* TouchScreen (Needs SW3 set to OFF) */ @@ -333,6 +415,45 @@ static void __init ap4evb_map_io(void) shmobile_setup_console(); } +/* This function will disappear when we switch to (runtime) PM */ +static int __init ap4evb_init_display_clk(void) +{ + struct clk *lcdc_clk; + struct clk *dsitx_clk; + int ret; + + lcdc_clk = clk_get(&lcdc_device.dev, "sh_mobile_lcdc_fb.0"); + if (IS_ERR(lcdc_clk)) + return PTR_ERR(lcdc_clk); + + dsitx_clk = clk_get(&mipidsi0_device.dev, "sh-mipi-dsi.0"); + if (IS_ERR(dsitx_clk)) { + ret = PTR_ERR(dsitx_clk); + goto eclkdsitxget; + } + + ret = clk_enable(lcdc_clk); + if (ret < 0) + goto eclklcdcon; + + ret = clk_enable(dsitx_clk); + if (ret < 0) + goto eclkdsitxon; + + return 0; + +eclkdsitxon: + clk_disable(lcdc_clk); +eclklcdcon: + clk_put(dsitx_clk); +eclkdsitxget: + clk_put(lcdc_clk); + + return ret; +} + +device_initcall(ap4evb_init_display_clk); + static void __init ap4evb_init(void) { sh7372_pinmux_init(); |