diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-shmobile/board-ag5evm.c | 157 |
1 files changed, 80 insertions, 77 deletions
diff --git a/arch/arm/mach-shmobile/board-ag5evm.c b/arch/arm/mach-shmobile/board-ag5evm.c index 25eb88a923e6..52b5e64eb6b9 100644 --- a/arch/arm/mach-shmobile/board-ag5evm.c +++ b/arch/arm/mach-shmobile/board-ag5evm.c @@ -213,6 +213,84 @@ static struct platform_device irda_device = { .num_resources = ARRAY_SIZE(irda_resources), }; +/* MIPI-DSI */ +static struct resource mipidsi0_resources[] = { + [0] = { + .name = "DSI0", + .start = 0xfeab0000, + .end = 0xfeab3fff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .name = "DSI0", + .start = 0xfeab4000, + .end = 0xfeab7fff, + .flags = IORESOURCE_MEM, + }, +}; + +static int sh_mipi_set_dot_clock(struct platform_device *pdev, + void __iomem *base, + int enable) +{ + struct clk *pck, *phy; + int ret; + + pck = clk_get(&pdev->dev, "dsip_clk"); + if (IS_ERR(pck)) { + ret = PTR_ERR(pck); + goto sh_mipi_set_dot_clock_pck_err; + } + + phy = clk_get(&pdev->dev, "dsiphy_clk"); + if (IS_ERR(phy)) { + ret = PTR_ERR(phy); + goto sh_mipi_set_dot_clock_phy_err; + } + + if (enable) { + clk_set_rate(pck, clk_round_rate(pck, 24000000)); + clk_set_rate(phy, clk_round_rate(pck, 510000000)); + clk_enable(pck); + clk_enable(phy); + } else { + clk_disable(pck); + clk_disable(phy); + } + + ret = 0; + + clk_put(phy); +sh_mipi_set_dot_clock_phy_err: + clk_put(pck); +sh_mipi_set_dot_clock_pck_err: + return ret; +} + +static struct sh_mobile_lcdc_info lcdc0_info; + +static struct sh_mipi_dsi_info mipidsi0_info = { + .data_format = MIPI_RGB888, + .lcd_chan = &lcdc0_info.ch[0], + .lane = 2, + .vsynw_offset = 20, + .clksrc = 1, + .flags = SH_MIPI_DSI_HSABM | + SH_MIPI_DSI_SYNC_PULSES_MODE | + SH_MIPI_DSI_HSbyteCLK, + .set_dot_clock = sh_mipi_set_dot_clock, +}; + +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 unsigned char lcd_backlight_seq[3][2] = { { 0x04, 0x07 }, { 0x23, 0x80 }, @@ -275,6 +353,7 @@ static struct sh_mobile_lcdc_info lcdc0_info = { .display_on = lcd_backlight_on, .display_off = lcd_backlight_reset, }, + .tx_dev = &mipidsi0_device, } }; @@ -302,82 +381,6 @@ static struct platform_device lcdc0_device = { }, }; -/* MIPI-DSI */ -static struct resource mipidsi0_resources[] = { - [0] = { - .name = "DSI0", - .start = 0xfeab0000, - .end = 0xfeab3fff, - .flags = IORESOURCE_MEM, - }, - [1] = { - .name = "DSI0", - .start = 0xfeab4000, - .end = 0xfeab7fff, - .flags = IORESOURCE_MEM, - }, -}; - -static int sh_mipi_set_dot_clock(struct platform_device *pdev, - void __iomem *base, - int enable) -{ - struct clk *pck, *phy; - int ret; - - pck = clk_get(&pdev->dev, "dsip_clk"); - if (IS_ERR(pck)) { - ret = PTR_ERR(pck); - goto sh_mipi_set_dot_clock_pck_err; - } - - phy = clk_get(&pdev->dev, "dsiphy_clk"); - if (IS_ERR(phy)) { - ret = PTR_ERR(phy); - goto sh_mipi_set_dot_clock_phy_err; - } - - if (enable) { - clk_set_rate(pck, clk_round_rate(pck, 24000000)); - clk_set_rate(phy, clk_round_rate(pck, 510000000)); - clk_enable(pck); - clk_enable(phy); - } else { - clk_disable(pck); - clk_disable(phy); - } - - ret = 0; - - clk_put(phy); -sh_mipi_set_dot_clock_phy_err: - clk_put(pck); -sh_mipi_set_dot_clock_pck_err: - return ret; -} - -static struct sh_mipi_dsi_info mipidsi0_info = { - .data_format = MIPI_RGB888, - .lcd_chan = &lcdc0_info.ch[0], - .lane = 2, - .vsynw_offset = 20, - .clksrc = 1, - .flags = SH_MIPI_DSI_HSABM | - SH_MIPI_DSI_SYNC_PULSES_MODE | - SH_MIPI_DSI_HSbyteCLK, - .set_dot_clock = sh_mipi_set_dot_clock, -}; - -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, - }, -}; - /* Fixed 2.8V regulators to be used by SDHI0 */ static struct regulator_consumer_supply fixed2v8_power_consumers[] = { @@ -531,8 +534,8 @@ static struct platform_device *ag5evm_devices[] __initdata = { &fsi_device, &mmc_device, &irda_device, - &lcdc0_device, &mipidsi0_device, + &lcdc0_device, &sdhi0_device, &sdhi1_device, }; |