From patchwork Fri May 19 15:41:16 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Jernej_=C5=A0krabec?= X-Patchwork-Id: 764742 X-Patchwork-Delegate: agust@denx.de Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.denx.de (dione.denx.de [81.169.180.215]) by ozlabs.org (Postfix) with ESMTP id 3wTsm72ybjz9ryk for ; Sat, 20 May 2017 01:43:51 +1000 (AEST) Received: by lists.denx.de (Postfix, from userid 105) id 19670C225AF; Fri, 19 May 2017 15:42:48 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on lists.denx.de X-Spam-Level: X-Spam-Status: No, score=-0.7 required=5.0 tests=RCVD_IN_DNSWL_LOW autolearn=unavailable autolearn_force=no version=3.4.0 Received: from lists.denx.de (localhost [IPv6:::1]) by lists.denx.de (Postfix) with ESMTP id E8625C2260D; Fri, 19 May 2017 15:42:31 +0000 (UTC) Received: by lists.denx.de (Postfix, from userid 105) id B275AC225B4; Fri, 19 May 2017 15:41:37 +0000 (UTC) Received: from mail.siol.net (mailoutvs4.siol.net [213.250.19.137]) by lists.denx.de (Postfix) with ESMTPS id 0BD64C22545 for ; Fri, 19 May 2017 15:41:34 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by mail.siol.net (Zimbra) with ESMTP id BC1FC521A5F; Fri, 19 May 2017 17:41:33 +0200 (CEST) X-Virus-Scanned: amavisd-new at psrvmta12.zcs-production.pri Received: from mail.siol.net ([127.0.0.1]) by localhost (psrvmta12.zcs-production.pri [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id pdiHcw9jzXoK; Fri, 19 May 2017 17:41:33 +0200 (CEST) Received: from mail.siol.net (localhost [127.0.0.1]) by mail.siol.net (Zimbra) with ESMTPS id 0D081521A5E; Fri, 19 May 2017 17:41:33 +0200 (CEST) Received: from localhost.localdomain (cpe-86-58-68-135.ftth.triera.net [86.58.68.135]) (Authenticated sender: 031275009) by mail.siol.net (Zimbra) with ESMTPSA id A132D521A51; Fri, 19 May 2017 17:41:30 +0200 (CEST) From: Jernej Skrabec To: u-boot@lists.denx.de, Jagan Teki , Maxime Ripard , Anatolij Gustschin Date: Fri, 19 May 2017 17:41:16 +0200 Message-Id: <20170519154118.28651-4-jernej.skrabec@siol.net> X-Mailer: git-send-email 2.13.0 In-Reply-To: <20170519154118.28651-1-jernej.skrabec@siol.net> References: <20170519154118.28651-1-jernej.skrabec@siol.net> Cc: linux-sunxi@googlegroups.com, Jernej Skrabec Subject: [U-Boot] [PATCH v2 3/4] sunxi: video: Add support for CSC and TVE to DE2 driver X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.18 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" Extend DE2 driver with support for TVE driver, which will be added in next commit. TVE unit expects data to be in YUV format, so CSC support is also added here. Note that HDMI driver has higher priority, so TV out is not probed if HDMI monitor is detected. Signed-off-by: Jernej Skrabec Acked-by: Maxime Ripard Reviewed-by: Simon Glass --- arch/arm/include/asm/arch-sunxi/display2.h | 17 +++++++++ drivers/video/sunxi/sunxi_de2.c | 60 ++++++++++++++++++++++++------ 2 files changed, 65 insertions(+), 12 deletions(-) diff --git a/arch/arm/include/asm/arch-sunxi/display2.h b/arch/arm/include/asm/arch-sunxi/display2.h index b5875f9605..359cacd90b 100644 --- a/arch/arm/include/asm/arch-sunxi/display2.h +++ b/arch/arm/include/asm/arch-sunxi/display2.h @@ -90,6 +90,23 @@ struct de_ui { u32 ovl_size; }; +struct de_csc { + u32 csc_ctl; + u8 res[0xc]; + u32 coef11; + u32 coef12; + u32 coef13; + u32 coef14; + u32 coef21; + u32 coef22; + u32 coef23; + u32 coef24; + u32 coef31; + u32 coef32; + u32 coef33; + u32 coef34; +}; + /* * DE register constants. */ diff --git a/drivers/video/sunxi/sunxi_de2.c b/drivers/video/sunxi/sunxi_de2.c index 9a32c3a020..ee67764ac5 100644 --- a/drivers/video/sunxi/sunxi_de2.c +++ b/drivers/video/sunxi/sunxi_de2.c @@ -56,7 +56,7 @@ static void sunxi_de2_composer_init(void) } static void sunxi_de2_mode_set(int mux, const struct display_timing *mode, - int bpp, ulong address) + int bpp, ulong address, bool is_composite) { ulong de_mux_base = (mux == 0) ? SUNXI_DE2_MUX0_BASE : SUNXI_DE2_MUX1_BASE; @@ -72,6 +72,9 @@ static void sunxi_de2_mode_set(int mux, const struct display_timing *mode, (struct de_ui *)(de_mux_base + SUNXI_DE2_MUX_CHAN_REGS + SUNXI_DE2_MUX_CHAN_SZ * 1); + struct de_csc * const de_csc_regs = + (struct de_csc *)(de_mux_base + + SUNXI_DE2_MUX_DCSC_REGS); u32 size = SUNXI_DE2_WH(mode->hactive.typ, mode->vactive.typ); int channel; u32 format; @@ -128,7 +131,27 @@ static void sunxi_de2_mode_set(int mux, const struct display_timing *mode, writel(0, de_mux_base + SUNXI_DE2_MUX_PEAK_REGS); writel(0, de_mux_base + SUNXI_DE2_MUX_ASE_REGS); writel(0, de_mux_base + SUNXI_DE2_MUX_FCC_REGS); - writel(0, de_mux_base + SUNXI_DE2_MUX_DCSC_REGS); + + if (is_composite) { + /* set CSC coefficients */ + writel(0x107, &de_csc_regs->coef11); + writel(0x204, &de_csc_regs->coef12); + writel(0x64, &de_csc_regs->coef13); + writel(0x4200, &de_csc_regs->coef14); + writel(0x1f68, &de_csc_regs->coef21); + writel(0x1ed6, &de_csc_regs->coef22); + writel(0x1c2, &de_csc_regs->coef23); + writel(0x20200, &de_csc_regs->coef24); + writel(0x1c2, &de_csc_regs->coef31); + writel(0x1e87, &de_csc_regs->coef32); + writel(0x1fb7, &de_csc_regs->coef33); + writel(0x20200, &de_csc_regs->coef34); + + /* enable CSC unit */ + writel(1, &de_csc_regs->csc_ctl); + } else { + writel(0, &de_csc_regs->csc_ctl); + } switch (bpp) { case 16: @@ -153,7 +176,7 @@ static void sunxi_de2_mode_set(int mux, const struct display_timing *mode, static int sunxi_de2_init(struct udevice *dev, ulong fbbase, enum video_log2_bpp l2bpp, - struct udevice *disp, int mux) + struct udevice *disp, int mux, bool is_composite) { struct video_priv *uc_priv = dev_get_uclass_priv(dev); struct display_timing timing; @@ -183,7 +206,7 @@ static int sunxi_de2_init(struct udevice *dev, ulong fbbase, } sunxi_de2_composer_init(); - sunxi_de2_mode_set(mux, &timing, 1 << l2bpp, fbbase); + sunxi_de2_mode_set(mux, &timing, 1 << l2bpp, fbbase, is_composite); ret = display_enable(disp, 1 << l2bpp, &timing); if (ret) { @@ -204,7 +227,6 @@ static int sunxi_de2_probe(struct udevice *dev) struct video_uc_platdata *plat = dev_get_uclass_platdata(dev); struct udevice *disp; int ret; - int mux; /* Before relocation we don't need to do anything */ if (!(gd->flags & GD_FLG_RELOC)) @@ -212,17 +234,31 @@ static int sunxi_de2_probe(struct udevice *dev) ret = uclass_find_device_by_name(UCLASS_DISPLAY, "sunxi_dw_hdmi", &disp); + if (!ret) { + int mux; + if (IS_ENABLED(CONFIG_MACH_SUNXI_H3_H5)) + mux = 0; + else + mux = 1; + + ret = sunxi_de2_init(dev, plat->base, VIDEO_BPP32, disp, mux, + false); + if (!ret) { + video_set_flush_dcache(dev, 1); + return 0; + } + } + + debug("%s: hdmi display not found (ret=%d)\n", __func__, ret); + + ret = uclass_find_device_by_name(UCLASS_DISPLAY, + "sunxi_tve", &disp); if (ret) { - debug("%s: hdmi display not found (ret=%d)\n", __func__, ret); + debug("%s: tv not found (ret=%d)\n", __func__, ret); return ret; } - if (IS_ENABLED(CONFIG_MACH_SUNXI_H3_H5)) - mux = 0; - else - mux = 1; - - ret = sunxi_de2_init(dev, plat->base, VIDEO_BPP32, disp, mux); + ret = sunxi_de2_init(dev, plat->base, VIDEO_BPP32, disp, 1, true); if (ret) return ret;