diff options
Diffstat (limited to 'drivers/gpu/drm/tidss/tidss_dispc.c')
-rw-r--r-- | drivers/gpu/drm/tidss/tidss_dispc.c | 68 |
1 files changed, 33 insertions, 35 deletions
diff --git a/drivers/gpu/drm/tidss/tidss_dispc.c b/drivers/gpu/drm/tidss/tidss_dispc.c index 21363ccbd763..befa5ae1c246 100644 --- a/drivers/gpu/drm/tidss/tidss_dispc.c +++ b/drivers/gpu/drm/tidss/tidss_dispc.c @@ -146,7 +146,7 @@ static const u16 tidss_am65x_common_regs[DISPC_COMMON_REG_TABLE_LEN] = { const struct dispc_features dispc_am65x_feats = { .max_pclk_khz = { [DISPC_VP_DPI] = 165000, - [DISPC_VP_OLDI] = 165000, + [DISPC_VP_OLDI_AM65X] = 165000, }, .scaling = { @@ -176,7 +176,7 @@ const struct dispc_features dispc_am65x_feats = { .vp_name = { "vp1", "vp2" }, .ovr_name = { "ovr1", "ovr2" }, .vpclk_name = { "vp1", "vp2" }, - .vp_bus_type = { DISPC_VP_OLDI, DISPC_VP_DPI }, + .vp_bus_type = { DISPC_VP_OLDI_AM65X, DISPC_VP_DPI }, .vp_feat = { .color = { .has_ctm = true, @@ -491,7 +491,7 @@ struct dispc_device { void __iomem *base_ovr[TIDSS_MAX_PORTS]; void __iomem *base_vp[TIDSS_MAX_PORTS]; - struct regmap *oldi_io_ctrl; + struct regmap *am65x_oldi_io_ctrl; struct clk *vp_clk[TIDSS_MAX_PORTS]; @@ -1016,13 +1016,11 @@ void dispc_set_irqenable(struct dispc_device *dispc, dispc_irq_t mask) } } -enum dispc_oldi_mode_reg_val { SPWG_18 = 0, JEIDA_24 = 1, SPWG_24 = 2 }; - struct dispc_bus_format { u32 bus_fmt; u32 data_width; bool is_oldi_fmt; - enum dispc_oldi_mode_reg_val oldi_mode_reg_val; + enum oldi_mode_reg_val am65x_oldi_mode_reg_val; }; static const struct dispc_bus_format dispc_bus_formats[] = { @@ -1066,7 +1064,7 @@ int dispc_vp_bus_check(struct dispc_device *dispc, u32 hw_videoport, return -EINVAL; } - if (dispc->feat->vp_bus_type[hw_videoport] != DISPC_VP_OLDI && + if (dispc->feat->vp_bus_type[hw_videoport] != DISPC_VP_OLDI_AM65X && fmt->is_oldi_fmt) { dev_dbg(dispc->dev, "%s: %s is not OLDI-port\n", __func__, dispc->feat->vp_name[hw_videoport]); @@ -1076,23 +1074,23 @@ int dispc_vp_bus_check(struct dispc_device *dispc, u32 hw_videoport, return 0; } -static void dispc_oldi_tx_power(struct dispc_device *dispc, bool power) +static void dispc_am65x_oldi_tx_power(struct dispc_device *dispc, bool power) { - u32 val = power ? 0 : OLDI_PWRDN_TX; + u32 val = power ? 0 : AM65X_OLDI_PWRDN_TX; - if (WARN_ON(!dispc->oldi_io_ctrl)) + if (WARN_ON(!dispc->am65x_oldi_io_ctrl)) return; - regmap_update_bits(dispc->oldi_io_ctrl, OLDI_DAT0_IO_CTRL, - OLDI_PWRDN_TX, val); - regmap_update_bits(dispc->oldi_io_ctrl, OLDI_DAT1_IO_CTRL, - OLDI_PWRDN_TX, val); - regmap_update_bits(dispc->oldi_io_ctrl, OLDI_DAT2_IO_CTRL, - OLDI_PWRDN_TX, val); - regmap_update_bits(dispc->oldi_io_ctrl, OLDI_DAT3_IO_CTRL, - OLDI_PWRDN_TX, val); - regmap_update_bits(dispc->oldi_io_ctrl, OLDI_CLK_IO_CTRL, - OLDI_PWRDN_TX, val); + regmap_update_bits(dispc->am65x_oldi_io_ctrl, AM65X_OLDI_DAT0_IO_CTRL, + AM65X_OLDI_PWRDN_TX, val); + regmap_update_bits(dispc->am65x_oldi_io_ctrl, AM65X_OLDI_DAT1_IO_CTRL, + AM65X_OLDI_PWRDN_TX, val); + regmap_update_bits(dispc->am65x_oldi_io_ctrl, AM65X_OLDI_DAT2_IO_CTRL, + AM65X_OLDI_PWRDN_TX, val); + regmap_update_bits(dispc->am65x_oldi_io_ctrl, AM65X_OLDI_DAT3_IO_CTRL, + AM65X_OLDI_PWRDN_TX, val); + regmap_update_bits(dispc->am65x_oldi_io_ctrl, AM65X_OLDI_CLK_IO_CTRL, + AM65X_OLDI_PWRDN_TX, val); } static void dispc_set_num_datalines(struct dispc_device *dispc, @@ -1121,8 +1119,8 @@ static void dispc_set_num_datalines(struct dispc_device *dispc, VP_REG_FLD_MOD(dispc, hw_videoport, DISPC_VP_CONTROL, v, 10, 8); } -static void dispc_enable_oldi(struct dispc_device *dispc, u32 hw_videoport, - const struct dispc_bus_format *fmt) +static void dispc_enable_am65x_oldi(struct dispc_device *dispc, u32 hw_videoport, + const struct dispc_bus_format *fmt) { u32 oldi_cfg = 0; u32 oldi_reset_bit = BIT(5 + hw_videoport); @@ -1141,7 +1139,7 @@ static void dispc_enable_oldi(struct dispc_device *dispc, u32 hw_videoport, oldi_cfg |= BIT(7); /* DEPOL */ - oldi_cfg = FLD_MOD(oldi_cfg, fmt->oldi_mode_reg_val, 3, 1); + oldi_cfg = FLD_MOD(oldi_cfg, fmt->am65x_oldi_mode_reg_val, 3, 1); oldi_cfg |= BIT(12); /* SOFTRST */ @@ -1170,10 +1168,10 @@ void dispc_vp_prepare(struct dispc_device *dispc, u32 hw_videoport, if (WARN_ON(!fmt)) return; - if (dispc->feat->vp_bus_type[hw_videoport] == DISPC_VP_OLDI) { - dispc_oldi_tx_power(dispc, true); + if (dispc->feat->vp_bus_type[hw_videoport] == DISPC_VP_OLDI_AM65X) { + dispc_am65x_oldi_tx_power(dispc, true); - dispc_enable_oldi(dispc, hw_videoport, fmt); + dispc_enable_am65x_oldi(dispc, hw_videoport, fmt); } } @@ -1229,7 +1227,7 @@ void dispc_vp_enable(struct dispc_device *dispc, u32 hw_videoport, align = true; /* always use DE_HIGH for OLDI */ - if (dispc->feat->vp_bus_type[hw_videoport] == DISPC_VP_OLDI) + if (dispc->feat->vp_bus_type[hw_videoport] == DISPC_VP_OLDI_AM65X) ieo = false; dispc_vp_write(dispc, hw_videoport, DISPC_VP_POL_FREQ, @@ -1255,10 +1253,10 @@ void dispc_vp_disable(struct dispc_device *dispc, u32 hw_videoport) void dispc_vp_unprepare(struct dispc_device *dispc, u32 hw_videoport) { - if (dispc->feat->vp_bus_type[hw_videoport] == DISPC_VP_OLDI) { + if (dispc->feat->vp_bus_type[hw_videoport] == DISPC_VP_OLDI_AM65X) { dispc_vp_write(dispc, hw_videoport, DISPC_VP_DSS_OLDI_CFG, 0); - dispc_oldi_tx_power(dispc, false); + dispc_am65x_oldi_tx_power(dispc, false); } } @@ -2852,15 +2850,15 @@ static int dispc_iomap_resource(struct platform_device *pdev, const char *name, static int dispc_init_am65x_oldi_io_ctrl(struct device *dev, struct dispc_device *dispc) { - dispc->oldi_io_ctrl = + dispc->am65x_oldi_io_ctrl = syscon_regmap_lookup_by_phandle(dev->of_node, "ti,am65x-oldi-io-ctrl"); - if (PTR_ERR(dispc->oldi_io_ctrl) == -ENODEV) { - dispc->oldi_io_ctrl = NULL; - } else if (IS_ERR(dispc->oldi_io_ctrl)) { + if (PTR_ERR(dispc->am65x_oldi_io_ctrl) == -ENODEV) { + dispc->am65x_oldi_io_ctrl = NULL; + } else if (IS_ERR(dispc->am65x_oldi_io_ctrl)) { dev_err(dev, "%s: syscon_regmap_lookup_by_phandle failed %ld\n", - __func__, PTR_ERR(dispc->oldi_io_ctrl)); - return PTR_ERR(dispc->oldi_io_ctrl); + __func__, PTR_ERR(dispc->am65x_oldi_io_ctrl)); + return PTR_ERR(dispc->am65x_oldi_io_ctrl); } return 0; } |