From patchwork Sun Dec 10 06:55:49 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Watts X-Patchwork-Id: 752399 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=jookia.org header.i=@jookia.org header.b="XeAAEK3K" X-Greylist: delayed 506 seconds by postgrey-1.37 at lindbergh.monkeyblade.net; Sat, 09 Dec 2023 23:05:08 PST Received: from out-186.mta0.migadu.com (out-186.mta0.migadu.com [91.218.175.186]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CE831107 for ; Sat, 9 Dec 2023 23:05:08 -0800 (PST) X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=jookia.org; s=key1; t=1702191398; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=InILJ65CNaRAM7E89ExBpLWW+VXRYpEflh97VvXs1IE=; b=XeAAEK3Ky8jSCK81P146MDtDUXJTjeK8oBtClX2eLquJ0zdIldz/ZY8JTGZrGKB6/gDdoc Sl5AiNHW+tlWSzy5EgFaf0RnkwAQaK+3LjBIUr2Jzp67B0uuD+QEcVa6SsSCODj20MbDPp ExvuYnaxmogPgBIBBsl3mVIDQOzjd9bhvcAKTuzv8of1NBpyVfaHdZUedvn1WZUVkMyCul FZXDabkgsNSfmp9KCLEuNyW/iLbFv2oUHNT/3PQRJGSztILb1cwkm4ra3iiQUDLbMiS88M ED75lE1cuGF5v8Rh/yBMkfwccJCxZTYkmO++xYI9rO3sFkNH2QYgEDQrRltsKA== From: John Watts Date: Sun, 10 Dec 2023 17:55:49 +1100 Subject: [PATCH RFC v5 1/7] drm/panel: nv3052c: Document known register names Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20231210-fs035vg158-v5-1-d75adc75571f@jookia.org> References: <20231210-fs035vg158-v5-0-d75adc75571f@jookia.org> In-Reply-To: <20231210-fs035vg158-v5-0-d75adc75571f@jookia.org> To: dri-devel@lists.freedesktop.org Cc: Neil Armstrong , Jessica Zhang , Sam Ravnborg , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Cercueil , Christophe Branchereau , John Watts , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Rob Herring , Linus Walleij X-Migadu-Flow: FLOW_OUT Many of these registers have a known name in the public datasheet. Document them as comments for reference. Signed-off-by: John Watts Reviewed-by: Jessica Zhang Reviewed-by: Linus Walleij --- drivers/gpu/drm/panel/panel-newvision-nv3052c.c | 261 ++++++++++++------------ 1 file changed, 132 insertions(+), 129 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-newvision-nv3052c.c b/drivers/gpu/drm/panel/panel-newvision-nv3052c.c index 71e57de6d8b2..589431523ce7 100644 --- a/drivers/gpu/drm/panel/panel-newvision-nv3052c.c +++ b/drivers/gpu/drm/panel/panel-newvision-nv3052c.c @@ -42,9 +42,9 @@ struct nv3052c_reg { }; static const struct nv3052c_reg nv3052c_panel_regs[] = { - { 0xff, 0x30 }, - { 0xff, 0x52 }, - { 0xff, 0x01 }, + // EXTC Command set enable, select page 1 + { 0xff, 0x30 }, { 0xff, 0x52 }, { 0xff, 0x01 }, + // Mostly unknown registers { 0xe3, 0x00 }, { 0x40, 0x00 }, { 0x03, 0x40 }, @@ -62,15 +62,15 @@ static const struct nv3052c_reg nv3052c_panel_regs[] = { { 0x25, 0x06 }, { 0x26, 0x14 }, { 0x27, 0x14 }, - { 0x38, 0xcc }, - { 0x39, 0xd7 }, - { 0x3a, 0x4a }, + { 0x38, 0xcc }, // VCOM_ADJ1 + { 0x39, 0xd7 }, // VCOM_ADJ2 + { 0x3a, 0x4a }, // VCOM_ADJ3 { 0x28, 0x40 }, { 0x29, 0x01 }, { 0x2a, 0xdf }, { 0x49, 0x3c }, - { 0x91, 0x77 }, - { 0x92, 0x77 }, + { 0x91, 0x77 }, // EXTPW_CTRL2 + { 0x92, 0x77 }, // EXTPW_CTRL3 { 0xa0, 0x55 }, { 0xa1, 0x50 }, { 0xa4, 0x9c }, @@ -94,123 +94,126 @@ static const struct nv3052c_reg nv3052c_panel_regs[] = { { 0xb8, 0x26 }, { 0xf0, 0x00 }, { 0xf6, 0xc0 }, - { 0xff, 0x30 }, - { 0xff, 0x52 }, - { 0xff, 0x02 }, - { 0xb0, 0x0b }, - { 0xb1, 0x16 }, - { 0xb2, 0x17 }, - { 0xb3, 0x2c }, - { 0xb4, 0x32 }, - { 0xb5, 0x3b }, - { 0xb6, 0x29 }, - { 0xb7, 0x40 }, - { 0xb8, 0x0d }, - { 0xb9, 0x05 }, - { 0xba, 0x12 }, - { 0xbb, 0x10 }, - { 0xbc, 0x12 }, - { 0xbd, 0x15 }, - { 0xbe, 0x19 }, - { 0xbf, 0x0e }, - { 0xc0, 0x16 }, - { 0xc1, 0x0a }, - { 0xd0, 0x0c }, - { 0xd1, 0x17 }, - { 0xd2, 0x14 }, - { 0xd3, 0x2e }, - { 0xd4, 0x32 }, - { 0xd5, 0x3c }, - { 0xd6, 0x22 }, - { 0xd7, 0x3d }, - { 0xd8, 0x0d }, - { 0xd9, 0x07 }, - { 0xda, 0x13 }, - { 0xdb, 0x13 }, - { 0xdc, 0x11 }, - { 0xdd, 0x15 }, - { 0xde, 0x19 }, - { 0xdf, 0x10 }, - { 0xe0, 0x17 }, - { 0xe1, 0x0a }, - { 0xff, 0x30 }, - { 0xff, 0x52 }, - { 0xff, 0x03 }, - { 0x00, 0x2a }, - { 0x01, 0x2a }, - { 0x02, 0x2a }, - { 0x03, 0x2a }, - { 0x04, 0x61 }, - { 0x05, 0x80 }, - { 0x06, 0xc7 }, - { 0x07, 0x01 }, - { 0x08, 0x03 }, - { 0x09, 0x04 }, - { 0x70, 0x22 }, - { 0x71, 0x80 }, - { 0x30, 0x2a }, - { 0x31, 0x2a }, - { 0x32, 0x2a }, - { 0x33, 0x2a }, - { 0x34, 0x61 }, - { 0x35, 0xc5 }, - { 0x36, 0x80 }, - { 0x37, 0x23 }, - { 0x40, 0x03 }, - { 0x41, 0x04 }, - { 0x42, 0x05 }, - { 0x43, 0x06 }, - { 0x44, 0x11 }, - { 0x45, 0xe8 }, - { 0x46, 0xe9 }, - { 0x47, 0x11 }, - { 0x48, 0xea }, - { 0x49, 0xeb }, - { 0x50, 0x07 }, - { 0x51, 0x08 }, - { 0x52, 0x09 }, - { 0x53, 0x0a }, - { 0x54, 0x11 }, - { 0x55, 0xec }, - { 0x56, 0xed }, - { 0x57, 0x11 }, - { 0x58, 0xef }, - { 0x59, 0xf0 }, - { 0xb1, 0x01 }, - { 0xb4, 0x15 }, - { 0xb5, 0x16 }, - { 0xb6, 0x09 }, - { 0xb7, 0x0f }, - { 0xb8, 0x0d }, - { 0xb9, 0x0b }, - { 0xba, 0x00 }, - { 0xc7, 0x02 }, - { 0xca, 0x17 }, - { 0xcb, 0x18 }, - { 0xcc, 0x0a }, - { 0xcd, 0x10 }, - { 0xce, 0x0e }, - { 0xcf, 0x0c }, - { 0xd0, 0x00 }, - { 0x81, 0x00 }, - { 0x84, 0x15 }, - { 0x85, 0x16 }, - { 0x86, 0x10 }, - { 0x87, 0x0a }, - { 0x88, 0x0c }, - { 0x89, 0x0e }, - { 0x8a, 0x02 }, - { 0x97, 0x00 }, - { 0x9a, 0x17 }, - { 0x9b, 0x18 }, - { 0x9c, 0x0f }, - { 0x9d, 0x09 }, - { 0x9e, 0x0b }, - { 0x9f, 0x0d }, - { 0xa0, 0x01 }, - { 0xff, 0x30 }, - { 0xff, 0x52 }, - { 0xff, 0x02 }, + // EXTC Command set enable, select page 2 + { 0xff, 0x30 }, { 0xff, 0x52 }, { 0xff, 0x02 }, + // Set gray scale voltage to adjust gamma + { 0xb0, 0x0b }, // PGAMVR0 + { 0xb1, 0x16 }, // PGAMVR1 + { 0xb2, 0x17 }, // PGAMVR2 + { 0xb3, 0x2c }, // PGAMVR3 + { 0xb4, 0x32 }, // PGAMVR4 + { 0xb5, 0x3b }, // PGAMVR5 + { 0xb6, 0x29 }, // PGAMPR0 + { 0xb7, 0x40 }, // PGAMPR1 + { 0xb8, 0x0d }, // PGAMPK0 + { 0xb9, 0x05 }, // PGAMPK1 + { 0xba, 0x12 }, // PGAMPK2 + { 0xbb, 0x10 }, // PGAMPK3 + { 0xbc, 0x12 }, // PGAMPK4 + { 0xbd, 0x15 }, // PGAMPK5 + { 0xbe, 0x19 }, // PGAMPK6 + { 0xbf, 0x0e }, // PGAMPK7 + { 0xc0, 0x16 }, // PGAMPK8 + { 0xc1, 0x0a }, // PGAMPK9 + // Set gray scale voltage to adjust gamma + { 0xd0, 0x0c }, // NGAMVR0 + { 0xd1, 0x17 }, // NGAMVR0 + { 0xd2, 0x14 }, // NGAMVR1 + { 0xd3, 0x2e }, // NGAMVR2 + { 0xd4, 0x32 }, // NGAMVR3 + { 0xd5, 0x3c }, // NGAMVR4 + { 0xd6, 0x22 }, // NGAMPR0 + { 0xd7, 0x3d }, // NGAMPR1 + { 0xd8, 0x0d }, // NGAMPK0 + { 0xd9, 0x07 }, // NGAMPK1 + { 0xda, 0x13 }, // NGAMPK2 + { 0xdb, 0x13 }, // NGAMPK3 + { 0xdc, 0x11 }, // NGAMPK4 + { 0xdd, 0x15 }, // NGAMPK5 + { 0xde, 0x19 }, // NGAMPK6 + { 0xdf, 0x10 }, // NGAMPK7 + { 0xe0, 0x17 }, // NGAMPK8 + { 0xe1, 0x0a }, // NGAMPK9 + // EXTC Command set enable, select page 3 + { 0xff, 0x30 }, { 0xff, 0x52 }, { 0xff, 0x03 }, + // Set various timing settings + { 0x00, 0x2a }, // GIP_VST_1 + { 0x01, 0x2a }, // GIP_VST_2 + { 0x02, 0x2a }, // GIP_VST_3 + { 0x03, 0x2a }, // GIP_VST_4 + { 0x04, 0x61 }, // GIP_VST_5 + { 0x05, 0x80 }, // GIP_VST_6 + { 0x06, 0xc7 }, // GIP_VST_7 + { 0x07, 0x01 }, // GIP_VST_8 + { 0x08, 0x03 }, // GIP_VST_9 + { 0x09, 0x04 }, // GIP_VST_10 + { 0x70, 0x22 }, // GIP_ECLK1 + { 0x71, 0x80 }, // GIP_ECLK2 + { 0x30, 0x2a }, // GIP_CLK_1 + { 0x31, 0x2a }, // GIP_CLK_2 + { 0x32, 0x2a }, // GIP_CLK_3 + { 0x33, 0x2a }, // GIP_CLK_4 + { 0x34, 0x61 }, // GIP_CLK_5 + { 0x35, 0xc5 }, // GIP_CLK_6 + { 0x36, 0x80 }, // GIP_CLK_7 + { 0x37, 0x23 }, // GIP_CLK_8 + { 0x40, 0x03 }, // GIP_CLKA_1 + { 0x41, 0x04 }, // GIP_CLKA_2 + { 0x42, 0x05 }, // GIP_CLKA_3 + { 0x43, 0x06 }, // GIP_CLKA_4 + { 0x44, 0x11 }, // GIP_CLKA_5 + { 0x45, 0xe8 }, // GIP_CLKA_6 + { 0x46, 0xe9 }, // GIP_CLKA_7 + { 0x47, 0x11 }, // GIP_CLKA_8 + { 0x48, 0xea }, // GIP_CLKA_9 + { 0x49, 0xeb }, // GIP_CLKA_10 + { 0x50, 0x07 }, // GIP_CLKB_1 + { 0x51, 0x08 }, // GIP_CLKB_2 + { 0x52, 0x09 }, // GIP_CLKB_3 + { 0x53, 0x0a }, // GIP_CLKB_4 + { 0x54, 0x11 }, // GIP_CLKB_5 + { 0x55, 0xec }, // GIP_CLKB_6 + { 0x56, 0xed }, // GIP_CLKB_7 + { 0x57, 0x11 }, // GIP_CLKB_8 + { 0x58, 0xef }, // GIP_CLKB_9 + { 0x59, 0xf0 }, // GIP_CLKB_10 + // Map internal GOA signals to GOA output pad + { 0xb1, 0x01 }, // PANELD2U2 + { 0xb4, 0x15 }, // PANELD2U5 + { 0xb5, 0x16 }, // PANELD2U6 + { 0xb6, 0x09 }, // PANELD2U7 + { 0xb7, 0x0f }, // PANELD2U8 + { 0xb8, 0x0d }, // PANELD2U9 + { 0xb9, 0x0b }, // PANELD2U10 + { 0xba, 0x00 }, // PANELD2U11 + { 0xc7, 0x02 }, // PANELD2U24 + { 0xca, 0x17 }, // PANELD2U27 + { 0xcb, 0x18 }, // PANELD2U28 + { 0xcc, 0x0a }, // PANELD2U29 + { 0xcd, 0x10 }, // PANELD2U30 + { 0xce, 0x0e }, // PANELD2U31 + { 0xcf, 0x0c }, // PANELD2U32 + { 0xd0, 0x00 }, // PANELD2U33 + // Map internal GOA signals to GOA output pad + { 0x81, 0x00 }, // PANELU2D2 + { 0x84, 0x15 }, // PANELU2D5 + { 0x85, 0x16 }, // PANELU2D6 + { 0x86, 0x10 }, // PANELU2D7 + { 0x87, 0x0a }, // PANELU2D8 + { 0x88, 0x0c }, // PANELU2D9 + { 0x89, 0x0e }, // PANELU2D10 + { 0x8a, 0x02 }, // PANELU2D11 + { 0x97, 0x00 }, // PANELU2D24 + { 0x9a, 0x17 }, // PANELU2D27 + { 0x9b, 0x18 }, // PANELU2D28 + { 0x9c, 0x0f }, // PANELU2D29 + { 0x9d, 0x09 }, // PANELU2D30 + { 0x9e, 0x0b }, // PANELU2D31 + { 0x9f, 0x0d }, // PANELU2D32 + { 0xa0, 0x01 }, // PANELU2D33 + // EXTC Command set enable, select page 2 + { 0xff, 0x30 }, { 0xff, 0x52 }, { 0xff, 0x02 }, + // Unknown registers { 0x01, 0x01 }, { 0x02, 0xda }, { 0x03, 0xba }, @@ -227,10 +230,10 @@ static const struct nv3052c_reg nv3052c_panel_regs[] = { { 0x0e, 0x48 }, { 0x0f, 0x38 }, { 0x10, 0x2b }, - { 0xff, 0x30 }, - { 0xff, 0x52 }, - { 0xff, 0x00 }, - { 0x36, 0x0a }, + // EXTC Command set enable, select page 0 + { 0xff, 0x30 }, { 0xff, 0x52 }, { 0xff, 0x00 }, + // Display Access Control + { 0x36, 0x0a }, // bgr = 1, ss = 1, gs = 0 }; static inline struct nv3052c *to_nv3052c(struct drm_panel *panel) From patchwork Sun Dec 10 06:55:51 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Watts X-Patchwork-Id: 752402 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=jookia.org header.i=@jookia.org header.b="arN5QEEA" Received: from out-174.mta1.migadu.com (out-174.mta1.migadu.com [95.215.58.174]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B234B11A for ; Sat, 9 Dec 2023 22:56:56 -0800 (PST) X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=jookia.org; s=key1; t=1702191415; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=LKeocmb910W+MflyKsO/aX9nOqpcVtW8TrdWpRGtl3w=; b=arN5QEEAmunfx2Kwth8M/y9Sm0gVl3bXcOcy0paX28p5ZbPMhIjmBusOf83sv1pjiAvZdj 471XE4AZkXeqlin0obo7ZnSxIp/EF/2ge7IdhTuamELRyIJjyhifv+skKILt3pI/Yd/3YY WUjphVz6Gojk1gVC4kd0T6mtn+brZx5aDHW8wTZEGYIlK0e3O37w1KTTAE2XwstHyvJAlQ o9I0x5R5BxP1gk4O8Z1bfvGhCIxQRQAMg+QM29J7XEXeapIBtuR79vc1cgU6ADxYWrGItp A5/Nblv1s01262OQ0VrWiD9/7BOlwUt00vi+bkdi5mztHi21IFu5BMs/xbCQmQ== From: John Watts Date: Sun, 10 Dec 2023 17:55:51 +1100 Subject: [PATCH RFC v5 3/7] drm/panel: nv3052c: Allow specifying registers per panel Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20231210-fs035vg158-v5-3-d75adc75571f@jookia.org> References: <20231210-fs035vg158-v5-0-d75adc75571f@jookia.org> In-Reply-To: <20231210-fs035vg158-v5-0-d75adc75571f@jookia.org> To: dri-devel@lists.freedesktop.org Cc: Neil Armstrong , Jessica Zhang , Sam Ravnborg , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Cercueil , Christophe Branchereau , John Watts , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Rob Herring X-Migadu-Flow: FLOW_OUT Panel initialization registers are per-display and not tied to the controller itself. Different panels will specify their own registers. Attach the sequences to the panel info struct so future panels can specify their own sequences. Signed-off-by: John Watts Reviewed-by: Jessica Zhang --- drivers/gpu/drm/panel/panel-newvision-nv3052c.c | 24 +++++++++++++++--------- 1 file changed, 15 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-newvision-nv3052c.c b/drivers/gpu/drm/panel/panel-newvision-nv3052c.c index 90dea21f9856..b0114b5e8554 100644 --- a/drivers/gpu/drm/panel/panel-newvision-nv3052c.c +++ b/drivers/gpu/drm/panel/panel-newvision-nv3052c.c @@ -20,11 +20,18 @@ #include #include +struct nv3052c_reg { + u8 cmd; + u8 val; +}; + struct nv3052c_panel_info { const struct drm_display_mode *display_modes; unsigned int num_modes; u16 width_mm, height_mm; u32 bus_format, bus_flags; + const struct nv3052c_reg *panel_regs; + unsigned int panel_regs_len; }; struct nv3052c { @@ -36,12 +43,7 @@ struct nv3052c { struct gpio_desc *reset_gpio; }; -struct nv3052c_reg { - u8 cmd; - u8 val; -}; - -static const struct nv3052c_reg nv3052c_panel_regs[] = { +static const struct nv3052c_reg ltk035c5444t_panel_regs[] = { // EXTC Command set enable, select page 1 { 0xff, 0x30 }, { 0xff, 0x52 }, { 0xff, 0x01 }, // Mostly unknown registers @@ -244,6 +246,8 @@ static inline struct nv3052c *to_nv3052c(struct drm_panel *panel) static int nv3052c_prepare(struct drm_panel *panel) { struct nv3052c *priv = to_nv3052c(panel); + const struct nv3052c_reg *panel_regs = priv->panel_info->panel_regs; + unsigned int panel_regs_len = priv->panel_info->panel_regs_len; struct mipi_dbi *dbi = &priv->dbi; unsigned int i; int err; @@ -260,9 +264,9 @@ static int nv3052c_prepare(struct drm_panel *panel) gpiod_set_value_cansleep(priv->reset_gpio, 0); usleep_range(5000, 20000); - for (i = 0; i < ARRAY_SIZE(nv3052c_panel_regs); i++) { - err = mipi_dbi_command(dbi, nv3052c_panel_regs[i].cmd, - nv3052c_panel_regs[i].val); + for (i = 0; i < panel_regs_len; i++) { + err = mipi_dbi_command(dbi, panel_regs[i].cmd, + panel_regs[i].val); if (err) { dev_err(priv->dev, "Unable to set register: %d\n", err); @@ -463,6 +467,8 @@ static const struct nv3052c_panel_info ltk035c5444t_panel_info = { .height_mm = 64, .bus_format = MEDIA_BUS_FMT_RGB888_1X24, .bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_DRIVE_NEGEDGE, + .panel_regs = ltk035c5444t_panel_regs, + .panel_regs_len = ARRAY_SIZE(ltk035c5444t_panel_regs), }; static const struct spi_device_id nv3052c_ids[] = { From patchwork Sun Dec 10 06:55:52 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Watts X-Patchwork-Id: 752400 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=jookia.org header.i=@jookia.org header.b="S0y7UxwV" X-Greylist: delayed 445 seconds by postgrey-1.37 at lindbergh.monkeyblade.net; Sat, 09 Dec 2023 23:04:34 PST Received: from out-178.mta1.migadu.com (out-178.mta1.migadu.com [IPv6:2001:41d0:203:375::b2]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A675EF3 for ; Sat, 9 Dec 2023 23:04:34 -0800 (PST) X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=jookia.org; s=key1; t=1702191425; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=CgSpAlpCerAE9eL407nXGAylJ5pTZ5JtrX+dpbUTVCQ=; b=S0y7UxwVs20QlTnGn7oaV0TjvXUGMzELqEeM9qlKdMR25NYMHN+IA8IcGs0mi+HEoVcPVd nc+gr0diqpNbPfqpvBEcRoG1WUPdMTQnOVnu8h7RJT/6JIfIWgKRKyn2R2epnAVJBFk3FU VxUrXTofHZDZSQJW53UMQWdhsP1P2Xwd7BTvdctLaau79RJj1JkZ8scPTbAV4wYjPCFDpU gPLEuLWX89PIIg0m2To7tjqxezFAwU2AMnDZkzbMQigmqytVv14Ps4UMQtegzE0CIqC4ps hvmkT3H7Jqd3AhN0hTH7cPQqPgX2tF7W0cvFk3T56pfYO16rqGEUiinVo+63RQ== From: John Watts Date: Sun, 10 Dec 2023 17:55:52 +1100 Subject: [PATCH RFC v5 4/7] drm/panel: nv3052c: Add Fascontek FS035VG158 LCD display Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20231210-fs035vg158-v5-4-d75adc75571f@jookia.org> References: <20231210-fs035vg158-v5-0-d75adc75571f@jookia.org> In-Reply-To: <20231210-fs035vg158-v5-0-d75adc75571f@jookia.org> To: dri-devel@lists.freedesktop.org Cc: Neil Armstrong , Jessica Zhang , Sam Ravnborg , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Cercueil , Christophe Branchereau , John Watts , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Rob Herring , Linus Walleij X-Migadu-Flow: FLOW_OUT This display is extremely similar to the LTK035C5444T, but still has some minor variations in panel initialization. Signed-off-by: John Watts Reviewed-by: Jessica Zhang Reviewed-by: Linus Walleij --- drivers/gpu/drm/panel/panel-newvision-nv3052c.c | 223 ++++++++++++++++++++++++ 1 file changed, 223 insertions(+) diff --git a/drivers/gpu/drm/panel/panel-newvision-nv3052c.c b/drivers/gpu/drm/panel/panel-newvision-nv3052c.c index b0114b5e8554..1aab0c9ae52f 100644 --- a/drivers/gpu/drm/panel/panel-newvision-nv3052c.c +++ b/drivers/gpu/drm/panel/panel-newvision-nv3052c.c @@ -238,6 +238,201 @@ static const struct nv3052c_reg ltk035c5444t_panel_regs[] = { { 0x36, 0x0a }, // bgr = 1, ss = 1, gs = 0 }; +static const struct nv3052c_reg fs035vg158_panel_regs[] = { + // EXTC Command set enable, select page 1 + { 0xff, 0x30 }, { 0xff, 0x52 }, { 0xff, 0x01 }, + // Mostly unknown registers + { 0xe3, 0x00 }, + { 0x40, 0x00 }, + { 0x03, 0x40 }, + { 0x04, 0x00 }, + { 0x05, 0x03 }, + { 0x08, 0x00 }, + { 0x09, 0x07 }, + { 0x0a, 0x01 }, + { 0x0b, 0x32 }, + { 0x0c, 0x32 }, + { 0x0d, 0x0b }, + { 0x0e, 0x00 }, + { 0x23, 0x20 }, // RGB interface control: DE MODE PCLK-N + { 0x24, 0x0c }, + { 0x25, 0x06 }, + { 0x26, 0x14 }, + { 0x27, 0x14 }, + { 0x38, 0x9c }, //VCOM_ADJ1, different to ltk035c5444t + { 0x39, 0xa7 }, //VCOM_ADJ2, different to ltk035c5444t + { 0x3a, 0x50 }, //VCOM_ADJ3, different to ltk035c5444t + { 0x28, 0x40 }, + { 0x29, 0x01 }, + { 0x2a, 0xdf }, + { 0x49, 0x3c }, + { 0x91, 0x57 }, //EXTPW_CTRL2, different to ltk035c5444t + { 0x92, 0x57 }, //EXTPW_CTRL3, different to ltk035c5444t + { 0xa0, 0x55 }, + { 0xa1, 0x50 }, + { 0xa4, 0x9c }, + { 0xa7, 0x02 }, + { 0xa8, 0x01 }, + { 0xa9, 0x01 }, + { 0xaa, 0xfc }, + { 0xab, 0x28 }, + { 0xac, 0x06 }, + { 0xad, 0x06 }, + { 0xae, 0x06 }, + { 0xaf, 0x03 }, + { 0xb0, 0x08 }, + { 0xb1, 0x26 }, + { 0xb2, 0x28 }, + { 0xb3, 0x28 }, + { 0xb4, 0x03 }, // Unknown, different to ltk035c5444 + { 0xb5, 0x08 }, + { 0xb6, 0x26 }, + { 0xb7, 0x08 }, + { 0xb8, 0x26 }, + { 0xf0, 0x00 }, + { 0xf6, 0xc0 }, + // EXTC Command set enable, select page 0 + { 0xff, 0x30 }, { 0xff, 0x52 }, { 0xff, 0x02 }, + // Set gray scale voltage to adjust gamma + { 0xb0, 0x0b }, // PGAMVR0 + { 0xb1, 0x16 }, // PGAMVR1 + { 0xb2, 0x17 }, // PGAMVR2 + { 0xb3, 0x2c }, // PGAMVR3 + { 0xb4, 0x32 }, // PGAMVR4 + { 0xb5, 0x3b }, // PGAMVR5 + { 0xb6, 0x29 }, // PGAMPR0 + { 0xb7, 0x40 }, // PGAMPR1 + { 0xb8, 0x0d }, // PGAMPK0 + { 0xb9, 0x05 }, // PGAMPK1 + { 0xba, 0x12 }, // PGAMPK2 + { 0xbb, 0x10 }, // PGAMPK3 + { 0xbc, 0x12 }, // PGAMPK4 + { 0xbd, 0x15 }, // PGAMPK5 + { 0xbe, 0x19 }, // PGAMPK6 + { 0xbf, 0x0e }, // PGAMPK7 + { 0xc0, 0x16 }, // PGAMPK8 + { 0xc1, 0x0a }, // PGAMPK9 + // Set gray scale voltage to adjust gamma + { 0xd0, 0x0c }, // NGAMVR0 + { 0xd1, 0x17 }, // NGAMVR0 + { 0xd2, 0x14 }, // NGAMVR1 + { 0xd3, 0x2e }, // NGAMVR2 + { 0xd4, 0x32 }, // NGAMVR3 + { 0xd5, 0x3c }, // NGAMVR4 + { 0xd6, 0x22 }, // NGAMPR0 + { 0xd7, 0x3d }, // NGAMPR1 + { 0xd8, 0x0d }, // NGAMPK0 + { 0xd9, 0x07 }, // NGAMPK1 + { 0xda, 0x13 }, // NGAMPK2 + { 0xdb, 0x13 }, // NGAMPK3 + { 0xdc, 0x11 }, // NGAMPK4 + { 0xdd, 0x15 }, // NGAMPK5 + { 0xde, 0x19 }, // NGAMPK6 + { 0xdf, 0x10 }, // NGAMPK7 + { 0xe0, 0x17 }, // NGAMPK8 + { 0xe1, 0x0a }, // NGAMPK9 + // EXTC Command set enable, select page 3 + { 0xff, 0x30 }, { 0xff, 0x52 }, { 0xff, 0x03 }, + // Set various timing settings + { 0x00, 0x2a }, // GIP_VST_1 + { 0x01, 0x2a }, // GIP_VST_2 + { 0x02, 0x2a }, // GIP_VST_3 + { 0x03, 0x2a }, // GIP_VST_4 + { 0x04, 0x61 }, // GIP_VST_5 + { 0x05, 0x80 }, // GIP_VST_6 + { 0x06, 0xc7 }, // GIP_VST_7 + { 0x07, 0x01 }, // GIP_VST_8 + { 0x08, 0x03 }, // GIP_VST_9 + { 0x09, 0x04 }, // GIP_VST_10 + { 0x70, 0x22 }, // GIP_ECLK1 + { 0x71, 0x80 }, // GIP_ECLK2 + { 0x30, 0x2a }, // GIP_CLK_1 + { 0x31, 0x2a }, // GIP_CLK_2 + { 0x32, 0x2a }, // GIP_CLK_3 + { 0x33, 0x2a }, // GIP_CLK_4 + { 0x34, 0x61 }, // GIP_CLK_5 + { 0x35, 0xc5 }, // GIP_CLK_6 + { 0x36, 0x80 }, // GIP_CLK_7 + { 0x37, 0x23 }, // GIP_CLK_8 + { 0x40, 0x03 }, // GIP_CLKA_1 + { 0x41, 0x04 }, // GIP_CLKA_2 + { 0x42, 0x05 }, // GIP_CLKA_3 + { 0x43, 0x06 }, // GIP_CLKA_4 + { 0x44, 0x11 }, // GIP_CLKA_5 + { 0x45, 0xe8 }, // GIP_CLKA_6 + { 0x46, 0xe9 }, // GIP_CLKA_7 + { 0x47, 0x11 }, // GIP_CLKA_8 + { 0x48, 0xea }, // GIP_CLKA_9 + { 0x49, 0xeb }, // GIP_CLKA_10 + { 0x50, 0x07 }, // GIP_CLKB_1 + { 0x51, 0x08 }, // GIP_CLKB_2 + { 0x52, 0x09 }, // GIP_CLKB_3 + { 0x53, 0x0a }, // GIP_CLKB_4 + { 0x54, 0x11 }, // GIP_CLKB_5 + { 0x55, 0xec }, // GIP_CLKB_6 + { 0x56, 0xed }, // GIP_CLKB_7 + { 0x57, 0x11 }, // GIP_CLKB_8 + { 0x58, 0xef }, // GIP_CLKB_9 + { 0x59, 0xf0 }, // GIP_CLKB_10 + // Map internal GOA signals to GOA output pad + { 0xb1, 0x01 }, // PANELD2U2 + { 0xb4, 0x15 }, // PANELD2U5 + { 0xb5, 0x16 }, // PANELD2U6 + { 0xb6, 0x09 }, // PANELD2U7 + { 0xb7, 0x0f }, // PANELD2U8 + { 0xb8, 0x0d }, // PANELD2U9 + { 0xb9, 0x0b }, // PANELD2U10 + { 0xba, 0x00 }, // PANELD2U11 + { 0xc7, 0x02 }, // PANELD2U24 + { 0xca, 0x17 }, // PANELD2U27 + { 0xcb, 0x18 }, // PANELD2U28 + { 0xcc, 0x0a }, // PANELD2U29 + { 0xcd, 0x10 }, // PANELD2U30 + { 0xce, 0x0e }, // PANELD2U31 + { 0xcf, 0x0c }, // PANELD2U32 + { 0xd0, 0x00 }, // PANELD2U33 + // Map internal GOA signals to GOA output pad + { 0x81, 0x00 }, // PANELU2D2 + { 0x84, 0x15 }, // PANELU2D5 + { 0x85, 0x16 }, // PANELU2D6 + { 0x86, 0x10 }, // PANELU2D7 + { 0x87, 0x0a }, // PANELU2D8 + { 0x88, 0x0c }, // PANELU2D9 + { 0x89, 0x0e }, // PANELU2D10 + { 0x8a, 0x02 }, // PANELU2D11 + { 0x97, 0x00 }, // PANELU2D24 + { 0x9a, 0x17 }, // PANELU2D27 + { 0x9b, 0x18 }, // PANELU2D28 + { 0x9c, 0x0f }, // PANELU2D29 + { 0x9d, 0x09 }, // PANELU2D30 + { 0x9e, 0x0b }, // PANELU2D31 + { 0x9f, 0x0d }, // PANELU2D32 + { 0xa0, 0x01 }, // PANELU2D33 + // EXTC Command set enable, select page 2 + { 0xff, 0x30 }, { 0xff, 0x52 }, { 0xff, 0x02 }, + // Unknown registers + { 0x01, 0x01 }, + { 0x02, 0xda }, + { 0x03, 0xba }, + { 0x04, 0xa8 }, + { 0x05, 0x9a }, + { 0x06, 0x70 }, + { 0x07, 0xff }, + { 0x08, 0x91 }, + { 0x09, 0x90 }, + { 0x0a, 0xff }, + { 0x0b, 0x8f }, + { 0x0c, 0x60 }, + { 0x0d, 0x58 }, + { 0x0e, 0x48 }, + { 0x0f, 0x38 }, + { 0x10, 0x2b }, + // EXTC Command set enable, select page 0 + { 0xff, 0x30 }, { 0xff, 0x52 }, { 0xff, 0x00 }, + // Display Access Control + { 0x36, 0x0a }, // bgr = 1, ss = 1, gs = 0 +}; + static inline struct nv3052c *to_nv3052c(struct drm_panel *panel) { return container_of(panel, struct nv3052c, panel); @@ -460,6 +655,21 @@ static const struct drm_display_mode ltk035c5444t_modes[] = { }, }; +static const struct drm_display_mode fs035vg158_modes[] = { + { /* 60 Hz */ + .clock = 21000, + .hdisplay = 640, + .hsync_start = 640 + 34, + .hsync_end = 640 + 34 + 4, + .htotal = 640 + 34 + 4 + 20, + .vdisplay = 480, + .vsync_start = 480 + 12, + .vsync_end = 480 + 12 + 4, + .vtotal = 480 + 12 + 4 + 6, + .flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC, + }, +}; + static const struct nv3052c_panel_info ltk035c5444t_panel_info = { .display_modes = ltk035c5444t_modes, .num_modes = ARRAY_SIZE(ltk035c5444t_modes), @@ -471,14 +681,27 @@ static const struct nv3052c_panel_info ltk035c5444t_panel_info = { .panel_regs_len = ARRAY_SIZE(ltk035c5444t_panel_regs), }; +static const struct nv3052c_panel_info fs035vg158_panel_info = { + .display_modes = fs035vg158_modes, + .num_modes = ARRAY_SIZE(fs035vg158_modes), + .width_mm = 70, + .height_mm = 53, + .bus_format = MEDIA_BUS_FMT_RGB888_1X24, + .bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_DRIVE_NEGEDGE, + .panel_regs = fs035vg158_panel_regs, + .panel_regs_len = ARRAY_SIZE(fs035vg158_panel_regs), +}; + static const struct spi_device_id nv3052c_ids[] = { { "ltk035c5444t", }, + { "fs035vg158", }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(spi, nv3052c_ids); static const struct of_device_id nv3052c_of_match[] = { { .compatible = "leadtek,ltk035c5444t", .data = <k035c5444t_panel_info }, + { .compatible = "fascontek,fs035vg158", .data = &fs035vg158_panel_info }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, nv3052c_of_match); From patchwork Sun Dec 10 06:55:54 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Watts X-Patchwork-Id: 752401 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=jookia.org header.i=@jookia.org header.b="rgOIMX8q" X-Greylist: delayed 72 seconds by postgrey-1.37 at lindbergh.monkeyblade.net; Sat, 09 Dec 2023 22:57:52 PST Received: from out-185.mta0.migadu.com (out-185.mta0.migadu.com [IPv6:2001:41d0:1004:224b::b9]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E05ED10E; Sat, 9 Dec 2023 22:57:52 -0800 (PST) X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=jookia.org; s=key1; t=1702191471; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=FWSmhh5P2uhE91HAC/pqo9SELupeJYa3dTRg+Hi3E+g=; b=rgOIMX8qe4KZq0KHz2stTn3MhD9DVO3FpleFKuoaGzNqBCsnVk8FxDzsEqF1aUUwPCpU5B ByDSiio/MI4Wz9yhifoSGh3Lz0ito+pXkUCbhIpf5RO9h19wmlBFj9vQyMte5uwEE2fuVv 7vdsBkSVL+T/6ubArKr3NZbgmsGS65nWWMLlYErQIWvXYQuIfjEkkswPnk0ZOU81uZwzHZ SxizJIUJCWSdEdNxaGN472+mF4FFSdXNkD2znWwOjtMGwb5nUvcuQ8XlWHLGKvzAS9mO2N +Kq9CXA2nXnXRN+DgRSSdVeaag/8W14Z1PN58GBOSRGP+ZasUYiQKJ8fmhoRAA== From: John Watts Date: Sun, 10 Dec 2023 17:55:54 +1100 Subject: [PATCH RFC v5 6/7] dt-bindings: vendor-prefixes: Add fascontek Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20231210-fs035vg158-v5-6-d75adc75571f@jookia.org> References: <20231210-fs035vg158-v5-0-d75adc75571f@jookia.org> In-Reply-To: <20231210-fs035vg158-v5-0-d75adc75571f@jookia.org> To: dri-devel@lists.freedesktop.org Cc: Neil Armstrong , Jessica Zhang , Sam Ravnborg , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Cercueil , Christophe Branchereau , John Watts , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Rob Herring , Krzysztof Kozlowski X-Migadu-Flow: FLOW_OUT Fascontek manufactures LCD panels such as the FS035VG158. Signed-off-by: John Watts Acked-by: Krzysztof Kozlowski --- Documentation/devicetree/bindings/vendor-prefixes.yaml | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml index 6c3389eceede..8666f49574fb 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.yaml +++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml @@ -474,6 +474,8 @@ patternProperties: description: Fairphone B.V. "^faraday,.*": description: Faraday Technology Corporation + "^fascontek,.*": + description: Fascontek "^fastrax,.*": description: Fastrax Oy "^fcs,.*":