diff options
| -rw-r--r-- | arch/arm/include/asm/arch-rockchip/grf_rk3399.h | 5 | ||||
| -rw-r--r-- | drivers/video/rockchip/Makefile | 4 | ||||
| -rw-r--r-- | drivers/video/rockchip/rk3288_hdmi.c | 116 | ||||
| -rw-r--r-- | drivers/video/rockchip/rk3399_hdmi.c | 81 | ||||
| -rw-r--r-- | drivers/video/rockchip/rk_hdmi.c | 114 | ||||
| -rw-r--r-- | drivers/video/rockchip/rk_hdmi.h | 32 |
6 files changed, 261 insertions, 91 deletions
diff --git a/arch/arm/include/asm/arch-rockchip/grf_rk3399.h b/arch/arm/include/asm/arch-rockchip/grf_rk3399.h index d9c747d1aa..f246456999 100644 --- a/arch/arm/include/asm/arch-rockchip/grf_rk3399.h +++ b/arch/arm/include/asm/arch-rockchip/grf_rk3399.h @@ -466,7 +466,10 @@ enum { GRF_DSI0_VOP_SEL_SHIFT = 0, GRF_DSI0_VOP_SEL_MASK = 1 << GRF_DSI0_VOP_SEL_SHIFT, GRF_DSI0_VOP_SEL_B = 0, - GRF_DSI0_VOP_SEL_L, + GRF_DSI0_VOP_SEL_L = 1, + GRF_RK3399_HDMI_VOP_SEL_MASK = 1 << 6, + GRF_RK3399_HDMI_VOP_SEL_B = 0 << 6, + GRF_RK3399_HDMI_VOP_SEL_L = 1 << 6, /* GRF_SOC_CON22 */ GRF_DPHY_TX0_RXMODE_SHIFT = 0, diff --git a/drivers/video/rockchip/Makefile b/drivers/video/rockchip/Makefile index 495d5f70fd..872dc0f653 100644 --- a/drivers/video/rockchip/Makefile +++ b/drivers/video/rockchip/Makefile @@ -11,6 +11,8 @@ obj-$(CONFIG_ROCKCHIP_RK3288) += rk3288_vop.o obj-$(CONFIG_ROCKCHIP_RK3399) += rk3399_vop.o obj-$(CONFIG_DISPLAY_ROCKCHIP_EDP) += rk_edp.o obj-$(CONFIG_DISPLAY_ROCKCHIP_LVDS) += rk_lvds.o -obj-$(CONFIG_DISPLAY_ROCKCHIP_HDMI) += rk_hdmi.o +obj-hdmi-$(CONFIG_ROCKCHIP_RK3288) += rk3288_hdmi.o +obj-hdmi-$(CONFIG_ROCKCHIP_RK3399) += rk3399_hdmi.o +obj-$(CONFIG_DISPLAY_ROCKCHIP_HDMI) += rk_hdmi.o $(obj-hdmi-y) obj-$(CONFIG_DISPLAY_ROCKCHIP_MIPI) += rk_mipi.o endif diff --git a/drivers/video/rockchip/rk3288_hdmi.c b/drivers/video/rockchip/rk3288_hdmi.c new file mode 100644 index 0000000000..eae0dd2abf --- /dev/null +++ b/drivers/video/rockchip/rk3288_hdmi.c @@ -0,0 +1,116 @@ +/* + * Copyright (c) 2017 Theobroma Systems Design und Consulting GmbH + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <clk.h> +#include <display.h> +#include <dm.h> +#include <dw_hdmi.h> +#include <edid.h> +#include <regmap.h> +#include <syscon.h> +#include <asm/gpio.h> +#include <asm/io.h> +#include <asm/arch/clock.h> +#include <asm/arch/hardware.h> +#include <asm/arch/grf_rk3288.h> +#include <power/regulator.h> +#include "rk_hdmi.h" + +static int rk3288_hdmi_enable(struct udevice *dev, int panel_bpp, + const struct display_timing *edid) +{ + struct rk_hdmi_priv *priv = dev_get_priv(dev); + struct display_plat *uc_plat = dev_get_uclass_platdata(dev); + int vop_id = uc_plat->source_id; + struct rk3288_grf *grf = priv->grf; + + /* hdmi source select hdmi controller */ + rk_setreg(&grf->soc_con6, 1 << 15); + + /* hdmi data from vop id */ + rk_clrsetreg(&grf->soc_con6, 1 << 4, (vop_id == 1) ? (1 << 4) : 0); + + return 0; +} + +static int rk3288_hdmi_ofdata_to_platdata(struct udevice *dev) +{ + struct rk_hdmi_priv *priv = dev_get_priv(dev); + struct dw_hdmi *hdmi = &priv->hdmi; + + hdmi->i2c_clk_high = 0x7a; + hdmi->i2c_clk_low = 0x8d; + + /* + * TODO(sjg@chromium.org): The above values don't work - these + * ones work better, but generate lots of errors in the data. + */ + hdmi->i2c_clk_high = 0x0d; + hdmi->i2c_clk_low = 0x0d; + + return rk_hdmi_ofdata_to_platdata(dev); +} + +static int rk3288_clk_config(struct udevice *dev) +{ + struct display_plat *uc_plat = dev_get_uclass_platdata(dev); + struct clk clk; + int ret; + + /* + * Configure the maximum clock to permit whatever resolution the + * monitor wants + */ + ret = clk_get_by_index(uc_plat->src_dev, 0, &clk); + if (ret >= 0) { + ret = clk_set_rate(&clk, 384000000); + clk_free(&clk); + } + if (ret < 0) { + debug("%s: Failed to set clock in source device '%s': ret=%d\n", + __func__, uc_plat->src_dev->name, ret); + return ret; + } + + return 0; +} + +static const char * const rk3288_regulator_names[] = { + "vcc50_hdmi" +}; + +static int rk3288_hdmi_probe(struct udevice *dev) +{ + /* Enable VOP clock for RK3288 */ + rk3288_clk_config(dev); + + /* Enable regulators required for HDMI */ + rk_hdmi_probe_regulators(dev, rk3288_regulator_names, + ARRAY_SIZE(rk3288_regulator_names)); + + return rk_hdmi_probe(dev); +} + +static const struct dm_display_ops rk3288_hdmi_ops = { + .read_edid = rk_hdmi_read_edid, + .enable = rk3288_hdmi_enable, +}; + +static const struct udevice_id rk3288_hdmi_ids[] = { + { .compatible = "rockchip,rk3288-dw-hdmi" }, + { } +}; + +U_BOOT_DRIVER(rk3288_hdmi_rockchip) = { + .name = "rk3288_hdmi_rockchip", + .id = UCLASS_DISPLAY, + .of_match = rk3288_hdmi_ids, + .ops = &rk3288_hdmi_ops, + .ofdata_to_platdata = rk3288_hdmi_ofdata_to_platdata, + .probe = rk3288_hdmi_probe, + .priv_auto_alloc_size = sizeof(struct rk_hdmi_priv), +}; diff --git a/drivers/video/rockchip/rk3399_hdmi.c b/drivers/video/rockchip/rk3399_hdmi.c new file mode 100644 index 0000000000..b1e50974f6 --- /dev/null +++ b/drivers/video/rockchip/rk3399_hdmi.c @@ -0,0 +1,81 @@ +/* + * Copyright (c) 2017 Theobroma Systems Design und Consulting GmbH + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <clk.h> +#include <display.h> +#include <dm.h> +#include <dw_hdmi.h> +#include <edid.h> +#include <regmap.h> +#include <syscon.h> +#include <asm/gpio.h> +#include <asm/io.h> +#include <asm/arch/clock.h> +#include <asm/arch/hardware.h> +#include <asm/arch/grf_rk3399.h> +#include <power/regulator.h> +#include "rk_hdmi.h" + +static int rk3399_hdmi_enable(struct udevice *dev, int panel_bpp, + const struct display_timing *edid) +{ + struct rk_hdmi_priv *priv = dev_get_priv(dev); + struct display_plat *uc_plat = dev_get_uclass_platdata(dev); + int vop_id = uc_plat->source_id; + struct rk3399_grf_regs *grf = priv->grf; + + /* select the hdmi encoder input data from our source_id */ + rk_clrsetreg(&grf->soc_con20, GRF_RK3399_HDMI_VOP_SEL_MASK, + (vop_id == 1) ? GRF_RK3399_HDMI_VOP_SEL_L : 0); + + return dw_hdmi_enable(&priv->hdmi, edid); +} + +static int rk3399_hdmi_ofdata_to_platdata(struct udevice *dev) +{ + struct rk_hdmi_priv *priv = dev_get_priv(dev); + struct dw_hdmi *hdmi = &priv->hdmi; + + hdmi->i2c_clk_high = 0x7a; + hdmi->i2c_clk_low = 0x8d; + + return rk_hdmi_ofdata_to_platdata(dev); +} + +static const char * const rk3399_regulator_names[] = { + "vcc1v8_hdmi", + "vcc0v9_hdmi" +}; + +static int rk3399_hdmi_probe(struct udevice *dev) +{ + /* Enable regulators required for HDMI */ + rk_hdmi_probe_regulators(dev, rk3399_regulator_names, + ARRAY_SIZE(rk3399_regulator_names)); + + return rk_hdmi_probe(dev); +} + +static const struct dm_display_ops rk3399_hdmi_ops = { + .read_edid = rk_hdmi_read_edid, + .enable = rk3399_hdmi_enable, +}; + +static const struct udevice_id rk3399_hdmi_ids[] = { + { .compatible = "rockchip,rk3399-dw-hdmi" }, + { } +}; + +U_BOOT_DRIVER(rk3399_hdmi_rockchip) = { + .name = "rk3399_hdmi_rockchip", + .id = UCLASS_DISPLAY, + .of_match = rk3399_hdmi_ids, + .ops = &rk3399_hdmi_ops, + .ofdata_to_platdata = rk3399_hdmi_ofdata_to_platdata, + .probe = rk3399_hdmi_probe, + .priv_auto_alloc_size = sizeof(struct rk_hdmi_priv), +}; diff --git a/drivers/video/rockchip/rk_hdmi.c b/drivers/video/rockchip/rk_hdmi.c index db07588302..25f84a7b59 100644 --- a/drivers/video/rockchip/rk_hdmi.c +++ b/drivers/video/rockchip/rk_hdmi.c @@ -1,4 +1,5 @@ /* + * Copyright (c) 2017 Theobroma Systems Design und Consulting GmbH * Copyright (c) 2015 Google, Inc * Copyright 2014 Rockchip Inc. * @@ -16,13 +17,9 @@ #include <asm/gpio.h> #include <asm/io.h> #include <asm/arch/clock.h> -#include <asm/arch/grf_rk3288.h> -#include <power/regulator.h> - -struct rk_hdmi_priv { - struct dw_hdmi hdmi; - struct rk3288_grf *grf; -}; +#include <asm/arch/hardware.h> +#include "rk_hdmi.h" +#include "rk_vop.h" /* for rk_vop_probe_regulators */ static const struct hdmi_phy_config rockchip_phy_config[] = { { @@ -35,6 +32,9 @@ static const struct hdmi_phy_config rockchip_phy_config[] = { .mpixelclock = 297000000, .sym_ctr = 0x8039, .term = 0x0005, .vlev_ctr = 0x028d, }, { + .mpixelclock = 584000000, + .sym_ctr = 0x8039, .term = 0x0000, .vlev_ctr = 0x019d, + }, { .mpixelclock = ~0ul, .sym_ctr = 0x0000, .term = 0x0000, .vlev_ctr = 0x0000, } @@ -60,27 +60,25 @@ static const struct hdmi_mpll_config rockchip_mpll_cfg[] = { .mpixelclock = 148500000, .cpce = 0x0051, .gmp = 0x0003, .curr = 0x0000, }, { + .mpixelclock = 272000000, + .cpce = 0x0040, .gmp = 0x0003, .curr = 0x0000, + }, { + .mpixelclock = 340000000, + .cpce = 0x0040, .gmp = 0x0003, .curr = 0x0000, + }, { .mpixelclock = ~0ul, .cpce = 0x0051, .gmp = 0x0003, .curr = 0x0000, } }; -static int rk_hdmi_read_edid(struct udevice *dev, u8 *buf, int buf_size) +int rk_hdmi_read_edid(struct udevice *dev, u8 *buf, int buf_size) { struct rk_hdmi_priv *priv = dev_get_priv(dev); return dw_hdmi_read_edid(&priv->hdmi, buf, buf_size); } -static int rk_hdmi_enable(struct udevice *dev, int panel_bpp, - const struct display_timing *edid) -{ - struct rk_hdmi_priv *priv = dev_get_priv(dev); - - return dw_hdmi_enable(&priv->hdmi, edid); -} - -static int rk_hdmi_ofdata_to_platdata(struct udevice *dev) +int rk_hdmi_ofdata_to_platdata(struct udevice *dev) { struct rk_hdmi_priv *priv = dev_get_priv(dev); struct dw_hdmi *hdmi = &priv->hdmi; @@ -88,15 +86,9 @@ static int rk_hdmi_ofdata_to_platdata(struct udevice *dev) hdmi->ioaddr = (ulong)dev_get_addr(dev); hdmi->mpll_cfg = rockchip_mpll_cfg; hdmi->phy_cfg = rockchip_phy_config; - hdmi->i2c_clk_high = 0x7a; - hdmi->i2c_clk_low = 0x8d; - - /* - * TODO(sjg@chromium.org): The above values don't work - these ones - * work better, but generate lots of errors in the data. - */ - hdmi->i2c_clk_high = 0x0d; - hdmi->i2c_clk_low = 0x0d; + + /* hdmi->i2c_clk_{high,low} are set up by the SoC driver */ + hdmi->reg_io_width = 4; hdmi->phy_set = dw_hdmi_phy_cfg; @@ -105,53 +97,17 @@ static int rk_hdmi_ofdata_to_platdata(struct udevice *dev) return 0; } -static int rk_hdmi_probe(struct udevice *dev) +void rk_hdmi_probe_regulators(struct udevice *dev, + const char * const *names, int cnt) +{ + rk_vop_probe_regulators(dev, names, cnt); +} + +int rk_hdmi_probe(struct udevice *dev) { - struct display_plat *uc_plat = dev_get_uclass_platdata(dev); struct rk_hdmi_priv *priv = dev_get_priv(dev); struct dw_hdmi *hdmi = &priv->hdmi; - struct udevice *reg; - struct clk clk; int ret; - int vop_id = uc_plat->source_id; - - ret = clk_get_by_index(dev, 0, &clk); - if (ret >= 0) { - ret = clk_set_rate(&clk, 0); - clk_free(&clk); - } - if (ret) { - debug("%s: Failed to set hdmi clock: ret=%d\n", __func__, ret); - return ret; - } - - /* - * Configure the maximum clock to permit whatever resolution the - * monitor wants - */ - ret = clk_get_by_index(uc_plat->src_dev, 0, &clk); - if (ret >= 0) { - ret = clk_set_rate(&clk, 384000000); - clk_free(&clk); - } - if (ret < 0) { - debug("%s: Failed to set clock in source device '%s': ret=%d\n", - __func__, uc_plat->src_dev->name, ret); - return ret; - } - - ret = regulator_get_by_platname("vcc50_hdmi", ®); - if (!ret) - ret = regulator_set_enable(reg, true); - if (ret) - debug("%s: Cannot set regulator vcc50_hdmi\n", __func__); - - /* hdmi source select hdmi controller */ - rk_setreg(&priv->grf->soc_con6, 1 << 15); - - /* hdmi data from vop id */ - rk_clrsetreg(&priv->grf->soc_con6, 1 << 4, - (vop_id == 1) ? (1 << 4) : 0); ret = dw_hdmi_phy_wait_for_hpd(hdmi); if (ret < 0) { @@ -164,23 +120,3 @@ static int rk_hdmi_probe(struct udevice *dev) return 0; } - -static const struct dm_display_ops rk_hdmi_ops = { - .read_edid = rk_hdmi_read_edid, - .enable = rk_hdmi_enable, -}; - -static const struct udevice_id rk_hdmi_ids[] = { - { .compatible = "rockchip,rk3288-dw-hdmi" }, - { } -}; - -U_BOOT_DRIVER(hdmi_rockchip) = { - .name = "hdmi_rockchip", - .id = UCLASS_DISPLAY, - .of_match = rk_hdmi_ids, - .ops = &rk_hdmi_ops, - .ofdata_to_platdata = rk_hdmi_ofdata_to_platdata, - .probe = rk_hdmi_probe, - .priv_auto_alloc_size = sizeof(struct rk_hdmi_priv), -}; diff --git a/drivers/video/rockchip/rk_hdmi.h b/drivers/video/rockchip/rk_hdmi.h new file mode 100644 index 0000000000..501ed3ada8 --- /dev/null +++ b/drivers/video/rockchip/rk_hdmi.h @@ -0,0 +1,32 @@ +/* + * Copyright (c) 2017 Theobroma Systems Design und Consulting GmbH + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __RK_HDMI_H__ +#define __RK_HDMI_H__ + +struct rkhdmi_driverdata { + /* configuration */ + u8 i2c_clk_high; + u8 i2c_clk_low; + const char * const *regulator_names; + u32 regulator_names_cnt; + /* setters/getters */ + int (*set_input_vop)(struct udevice *dev); + int (*clk_config)(struct udevice *dev); +}; + +struct rk_hdmi_priv { + struct dw_hdmi hdmi; + void *grf; +}; + +int rk_hdmi_read_edid(struct udevice *dev, u8 *buf, int buf_size); +void rk_hdmi_probe_regulators(struct udevice *dev, + const char * const *names, int cnt); +int rk_hdmi_ofdata_to_platdata(struct udevice *dev); +int rk_hdmi_probe(struct udevice *dev); + +#endif |