From 2d151248286d438e97ebb22ff676423df299da86 Mon Sep 17 00:00:00 2001 From: Guennadi Liakhovetski Date: Mon, 29 Mar 2010 07:45:28 +0000 Subject: [PATCH] sh: add Video Output Unit (VOU) and AK8813 TV-encoder support to ms7724se Add platform bindings, GPIO initialisation and allocation and AK8813 reset code to ms7724se. Signed-off-by: Guennadi Liakhovetski Signed-off-by: Paul Mundt --- arch/sh/boards/mach-se/7724/setup.c | 90 ++++++++++++++++++++++++++--- 1 file changed, 82 insertions(+), 8 deletions(-) diff --git a/arch/sh/boards/mach-se/7724/setup.c b/arch/sh/boards/mach-se/7724/setup.c index e74ae7b0d8b..60f0387a69d 100644 --- a/arch/sh/boards/mach-se/7724/setup.c +++ b/arch/sh/boards/mach-se/7724/setup.c @@ -515,6 +515,52 @@ static struct platform_device irda_device = { .resource = irda_resources, }; +#include +#include + +struct ak881x_pdata ak881x_pdata = { + .flags = AK881X_IF_MODE_SLAVE, +}; + +static struct i2c_board_info ak8813 = { + /* With open J18 jumper address is 0x21 */ + I2C_BOARD_INFO("ak8813", 0x20), + .platform_data = &ak881x_pdata, +}; + +struct sh_vou_pdata sh_vou_pdata = { + .bus_fmt = SH_VOU_BUS_8BIT, + .flags = SH_VOU_HSYNC_LOW | SH_VOU_VSYNC_LOW, + .board_info = &ak8813, + .i2c_adap = 0, + .module_name = "ak881x", +}; + +static struct resource sh_vou_resources[] = { + [0] = { + .start = 0xfe960000, + .end = 0xfe962043, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 55, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device vou_device = { + .name = "sh-vou", + .id = -1, + .num_resources = ARRAY_SIZE(sh_vou_resources), + .resource = sh_vou_resources, + .dev = { + .platform_data = &sh_vou_pdata, + }, + .archdata = { + .hwblk_id = HWBLK_VOU, + }, +}; + static struct platform_device *ms7724se_devices[] __initdata = { &heartbeat_device, &smc91x_eth_device, @@ -530,6 +576,7 @@ static struct platform_device *ms7724se_devices[] __initdata = { &sdhi0_cn7_device, &sdhi1_cn8_device, &irda_device, + &vou_device, }; /* I2C device */ @@ -614,6 +661,7 @@ static int __init devices_setup(void) { u16 sw = __raw_readw(SW4140); /* select camera, monitor */ struct clk *clk; + u16 fpga_out; /* register board specific self-refresh code */ sh_mobile_register_self_refresh(SUSP_SH_STANDBY | SUSP_SH_SF | @@ -623,14 +671,26 @@ static int __init devices_setup(void) &ms7724se_sdram_leave_start, &ms7724se_sdram_leave_end); /* Reset Release */ - __raw_writew(__raw_readw(FPGA_OUT) & - ~((1 << 1) | /* LAN */ - (1 << 6) | /* VIDEO DAC */ - (1 << 7) | /* AK4643 */ - (1 << 8) | /* IrDA */ - (1 << 12) | /* USB0 */ - (1 << 14)), /* RMII */ - FPGA_OUT); + fpga_out = __raw_readw(FPGA_OUT); + /* bit4: NTSC_PDN, bit5: NTSC_RESET */ + fpga_out &= ~((1 << 1) | /* LAN */ + (1 << 4) | /* AK8813 PDN */ + (1 << 5) | /* AK8813 RESET */ + (1 << 6) | /* VIDEO DAC */ + (1 << 7) | /* AK4643 */ + (1 << 8) | /* IrDA */ + (1 << 12) | /* USB0 */ + (1 << 14)); /* RMII */ + __raw_writew(fpga_out | (1 << 4), FPGA_OUT); + + udelay(10); + + /* AK8813 RESET */ + __raw_writew(fpga_out | (1 << 5), FPGA_OUT); + + udelay(10); + + __raw_writew(fpga_out, FPGA_OUT); /* turn on USB clocks, use external clock */ __raw_writew((__raw_readw(PORT_MSELCRB) & ~0xc000) | 0x8000, PORT_MSELCRB); @@ -862,6 +922,20 @@ static int __init devices_setup(void) lcdc_info.ch[0].flags = LCDC_FLAGS_DWPOL; } + /* VOU */ + gpio_request(GPIO_FN_DV_D15, NULL); + gpio_request(GPIO_FN_DV_D14, NULL); + gpio_request(GPIO_FN_DV_D13, NULL); + gpio_request(GPIO_FN_DV_D12, NULL); + gpio_request(GPIO_FN_DV_D11, NULL); + gpio_request(GPIO_FN_DV_D10, NULL); + gpio_request(GPIO_FN_DV_D9, NULL); + gpio_request(GPIO_FN_DV_D8, NULL); + gpio_request(GPIO_FN_DV_CLKI, NULL); + gpio_request(GPIO_FN_DV_CLK, NULL); + gpio_request(GPIO_FN_DV_VSYNC, NULL); + gpio_request(GPIO_FN_DV_HSYNC, NULL); + return platform_add_devices(ms7724se_devices, ARRAY_SIZE(ms7724se_devices)); } -- 2.41.0