1 // SPDX-License-Identifier: GPL-2.0+
4  * Author: Eric Gao <eric.gao@rock-chips.com>
19 #include <dm/uclass-internal.h>
30 	struct rk3399_grf_regs *grf = priv->grf;  in rk_mipi_dsi_source_select()
34 	switch (disp_uc_plat->source_id) {  in rk_mipi_dsi_source_select()
36 		rk_clrsetreg(&grf->soc_con20, GRF_DSI0_VOP_SEL_MASK,  in rk_mipi_dsi_source_select()
40 		rk_clrsetreg(&grf->soc_con20, GRF_DSI0_VOP_SEL_MASK,  in rk_mipi_dsi_source_select()
44 		debug("%s: Invalid VOP id\n", __func__);  in rk_mipi_dsi_source_select()
45 		return -EINVAL;  in rk_mipi_dsi_source_select()
55 	struct rk3399_grf_regs *grf = priv->grf;  in rk_mipi_dphy_mode_set()
60 	rk_clrsetreg(&grf->soc_con22, GRF_DPHY_TX0_RXMODE_MASK, val);  in rk_mipi_dphy_mode_set()
64 	rk_clrsetreg(&grf->soc_con22, GRF_DPHY_TX0_TXSTOPMODE_MASK, val);  in rk_mipi_dphy_mode_set()
68 	rk_clrsetreg(&grf->soc_con22, GRF_DPHY_TX0_TURNREQUEST_MASK, val);  in rk_mipi_dphy_mode_set()
74  * enable backlight.
83 	priv->ref_clk = 24 * MHz;  in rk_display_enable()
84 	priv->sys_clk = priv->ref_clk;  in rk_display_enable()
85 	priv->pix_clk = timing->pixelclock.typ;  in rk_display_enable()
86 	priv->phy_clk = priv->pix_clk * 6;  in rk_display_enable()
87 	priv->txbyte_clk = priv->phy_clk / 8;  in rk_display_enable()
88 	priv->txesc_clk = 20 * MHz;  in rk_display_enable()
96 	/* Config  and enable mipi dsi according to timing */  in rk_display_enable()
99 		debug("%s: rk_mipi_dsi_enable() failed (err=%d)\n",  in rk_display_enable()
104 	/* Config and enable mipi phy */  in rk_display_enable()
107 		debug("%s: rk_mipi_phy_enable() failed (err=%d)\n",  in rk_display_enable()
112 	/* Enable backlight */  in rk_display_enable()
113 	ret = panel_enable_backlight(priv->panel);  in rk_display_enable()
115 		debug("%s: panel_enable_backlight() failed (err=%d)\n",  in rk_display_enable()
127 	priv->grf = syscon_get_first_range(ROCKCHIP_SYSCON_GRF);  in rk_mipi_ofdata_to_platdata()
128 	if (IS_ERR_OR_NULL(priv->grf)) {  in rk_mipi_ofdata_to_platdata()
129 		debug("%s: Get syscon grf failed (ret=%p)\n",  in rk_mipi_ofdata_to_platdata()
130 		      __func__, priv->grf);  in rk_mipi_ofdata_to_platdata()
131 		return  -ENXIO;  in rk_mipi_ofdata_to_platdata()
133 	priv->regs = dev_read_addr(dev);  in rk_mipi_ofdata_to_platdata()
134 	if (priv->regs == FDT_ADDR_T_NONE) {  in rk_mipi_ofdata_to_platdata()
135 		debug("%s: Get MIPI dsi address failed\n", __func__);  in rk_mipi_ofdata_to_platdata()
136 		return  -ENXIO;  in rk_mipi_ofdata_to_platdata()
144  * mipi dsi controller and enable it according to the timing parameter.
152 					   &priv->panel);  in rk_mipi_probe()
154 		debug("%s: Can not find panel (err=%d)\n", __func__, ret);  in rk_mipi_probe()
163 	.enable = rk_display_enable,