From patchwork Wed Jun 8 16:03:44 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: YT Shen X-Patchwork-Id: 9165099 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id EFE2060572 for ; Wed, 8 Jun 2016 16:08:36 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E2C0320410 for ; Wed, 8 Jun 2016 16:08:36 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id D7440282DC; Wed, 8 Jun 2016 16:08:36 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 1B8F520410 for ; Wed, 8 Jun 2016 16:08:36 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1bAg0a-0005Hp-MP; Wed, 08 Jun 2016 16:07:08 +0000 Received: from [210.61.82.184] (helo=mailgw02.mediatek.com) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1bAg03-0004OQ-IO; Wed, 08 Jun 2016 16:06:38 +0000 Received: from mtkhts07.mediatek.inc [(172.21.101.69)] by mailgw02.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 973311240; Thu, 09 Jun 2016 00:06:13 +0800 Received: from mtkslt301.mediatek.inc (10.21.14.114) by mtkhts07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 14.3.266.1; Thu, 9 Jun 2016 00:06:11 +0800 From: YT Shen To: , Philipp Zabel Subject: [RFC v3 4/5] drm/mediatek: add support for Mediatek SoC MT2701 Date: Thu, 9 Jun 2016 00:03:44 +0800 Message-ID: <1465401825-43642-5-git-send-email-yt.shen@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1465401825-43642-1-git-send-email-yt.shen@mediatek.com> References: <1465401825-43642-1-git-send-email-yt.shen@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160608_090636_357684_E2930514 X-CRM114-Status: GOOD ( 19.74 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, Russell King , srv_heupstream@mediatek.com, Pawel Moll , Ian Campbell , David Airlie , thierry.reding@gmail.com, emil.l.velikov@gmail.com, linux-kernel@vger.kernel.org, Mao Huang , YT Shen , CK Hu , Rob Herring , linux-mediatek@lists.infradead.org, Bibby Hsieh , Kumar Gala , Matthias Brugger , yingjoe.chen@mediatek.com, Sascha Hauer , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP This patch add support for the Mediatek MT2701 DISP subsystem. There is only one OVL engine in MT2701. Signed-off-by: YT Shen --- drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 6 ++++ drivers/gpu/drm/mediatek/mtk_disp_rdma.c | 6 ++++ drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 42 +++++++++++++++++++++++++++ drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 8 +++++ drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h | 2 ++ drivers/gpu/drm/mediatek/mtk_drm_drv.c | 31 ++++++++++++++++++++ 6 files changed, 95 insertions(+) diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c index eb5c05e..1da0a71 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c @@ -286,11 +286,17 @@ static int mtk_disp_ovl_remove(struct platform_device *pdev) return 0; } +static const struct mtk_ddp_comp_driver_data mt2701_ovl_driver_data = { + .ovl = {0x0040, 1 << 12, 0} +}; + static const struct mtk_ddp_comp_driver_data mt8173_ovl_driver_data = { .ovl = {0x0f40, 0, 1 << 12} }; static const struct of_device_id mtk_disp_ovl_driver_dt_match[] = { + { .compatible = "mediatek,mt2701-disp-ovl", + .data = &mt2701_ovl_driver_data}, { .compatible = "mediatek,mt8173-disp-ovl", .data = &mt8173_ovl_driver_data}, {}, diff --git a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c index fb0db50..506a353 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c @@ -225,11 +225,17 @@ static int mtk_disp_rdma_remove(struct platform_device *pdev) return 0; } +static const struct mtk_ddp_comp_driver_data mt2701_rdma_driver_data = { + .rdma_fifo_pseudo_size = SZ_4K, +}; + static const struct mtk_ddp_comp_driver_data mt8173_rdma_driver_data = { .rdma_fifo_pseudo_size = SZ_8K, }; static const struct of_device_id mtk_disp_rdma_driver_dt_match[] = { + { .compatible = "mediatek,mt2701-disp-rdma", + .data = &mt2701_rdma_driver_data}, { .compatible = "mediatek,mt8173-disp-rdma", .data = &mt8173_rdma_driver_data}, {}, diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c index fa53806..7ab6986 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c @@ -32,6 +32,10 @@ #define DISP_REG_CONFIG_DISP_RDMA1_MOUT_EN 0x0c8 #define DISP_REG_CONFIG_MMSYS_CG_CON0 0x100 +#define DISP_REG_CONFIG_DISP_OVL_MOUT_EN 0x030 +#define DISP_REG_CONFIG_OUT_SEL 0x04c +#define DISP_REG_CONFIG_DSI_SEL 0x050 + #define DISP_REG_MUTEX_EN(n) (0x20 + 0x20 * (n)) #define DISP_REG_MUTEX(n) (0x24 + 0x20 * (n)) #define DISP_REG_MUTEX_RST(n) (0x28 + 0x20 * (n)) @@ -54,6 +58,13 @@ #define MT8173_MUTEX_MOD_DISP_PWM1 BIT(24) #define MT8173_MUTEX_MOD_DISP_OD BIT(25) +#define MT2701_MUTEX_MOD_DISP_OVL BIT(3) +#define MT2701_MUTEX_MOD_DISP_WDMA BIT(6) +#define MT2701_MUTEX_MOD_DISP_COLOR BIT(7) +#define MT2701_MUTEX_MOD_DISP_BLS BIT(9) +#define MT2701_MUTEX_MOD_DISP_RDMA0 BIT(10) +#define MT2701_MUTEX_MOD_DISP_RDMA1 BIT(12) + #define MUTEX_SOF_SINGLE_MODE 0 #define MUTEX_SOF_DSI0 1 #define MUTEX_SOF_DSI1 2 @@ -69,6 +80,10 @@ #define DPI0_SEL_IN_RDMA1 0x1 #define COLOR1_SEL_IN_OVL1 0x1 +#define OVL_MOUT_EN_RDMA 0x1 +#define BLS_TO_DSI_RDMA1_TO_DPI1 0x8 +#define DSI_SEL_IN_BLS 0x0 + struct mtk_disp_mutex { int id; bool claimed; @@ -82,6 +97,15 @@ struct mtk_ddp { const unsigned int *mutex_mod; }; +static const unsigned int mt2701_mutex_mod[DDP_COMPONENT_ID_MAX] = { + [DDP_COMPONENT_BLS] = MT2701_MUTEX_MOD_DISP_BLS, + [DDP_COMPONENT_COLOR0] = MT2701_MUTEX_MOD_DISP_COLOR, + [DDP_COMPONENT_OVL0] = MT2701_MUTEX_MOD_DISP_OVL, + [DDP_COMPONENT_RDMA0] = MT2701_MUTEX_MOD_DISP_RDMA0, + [DDP_COMPONENT_RDMA1] = MT2701_MUTEX_MOD_DISP_RDMA1, + [DDP_COMPONENT_WDMA0] = MT2701_MUTEX_MOD_DISP_WDMA, +}; + static const unsigned int mt8173_mutex_mod[DDP_COMPONENT_ID_MAX] = { [DDP_COMPONENT_AAL] = MT8173_MUTEX_MOD_DISP_AAL, [DDP_COMPONENT_COLOR0] = MT8173_MUTEX_MOD_DISP_COLOR0, @@ -109,6 +133,9 @@ static unsigned int mtk_ddp_mout_en(enum mtk_ddp_comp_id cur, if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_COLOR0) { *addr = DISP_REG_CONFIG_DISP_OVL0_MOUT_EN; value = OVL0_MOUT_EN_COLOR0; + } else if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_RDMA0) { + *addr = DISP_REG_CONFIG_DISP_OVL_MOUT_EN; + value = OVL_MOUT_EN_RDMA; } else if (cur == DDP_COMPONENT_OD && next == DDP_COMPONENT_RDMA0) { *addr = DISP_REG_CONFIG_DISP_OD_MOUT_EN; value = OD_MOUT_EN_RDMA0; @@ -146,6 +173,9 @@ static unsigned int mtk_ddp_sel_in(enum mtk_ddp_comp_id cur, } else if (cur == DDP_COMPONENT_OVL1 && next == DDP_COMPONENT_COLOR1) { *addr = DISP_REG_CONFIG_DISP_COLOR1_SEL_IN; value = COLOR1_SEL_IN_OVL1; + } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) { + *addr = DISP_REG_CONFIG_DSI_SEL; + value = DSI_SEL_IN_BLS; } else { value = 0; } @@ -153,6 +183,15 @@ static unsigned int mtk_ddp_sel_in(enum mtk_ddp_comp_id cur, return value; } +static void mtk_ddp_sout_sel(void __iomem *config_regs, + enum mtk_ddp_comp_id cur, enum mtk_ddp_comp_id next) +{ + if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) { + writel_relaxed(BLS_TO_DSI_RDMA1_TO_DPI1, + config_regs + DISP_REG_CONFIG_OUT_SEL); + } +} + void mtk_ddp_add_comp_to_path(void __iomem *config_regs, enum mtk_ddp_comp_id cur, enum mtk_ddp_comp_id next) @@ -165,6 +204,8 @@ void mtk_ddp_add_comp_to_path(void __iomem *config_regs, writel_relaxed(reg, config_regs + addr); } + mtk_ddp_sout_sel(config_regs, cur, next); + value = mtk_ddp_sel_in(cur, next, &addr); if (value) { reg = readl_relaxed(config_regs + addr) | value; @@ -362,6 +403,7 @@ static int mtk_ddp_remove(struct platform_device *pdev) } static const struct of_device_id ddp_driver_dt_match[] = { + { .compatible = "mediatek,mt2701-disp-mutex", .data = mt2701_mutex_mod}, { .compatible = "mediatek,mt8173-disp-mutex", .data = mt8173_mutex_mod}, {}, }; diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c index 4b4e449..87e0436 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c @@ -102,6 +102,7 @@ static const char * const mtk_ddp_comp_stem[MTK_DDP_COMP_TYPE_MAX] = { [MTK_DISP_PWM] = "pwm", [MTK_DISP_MUTEX] = "mutex", [MTK_DISP_OD] = "od", + [MTK_DISP_BLS] = "bls", }; struct mtk_ddp_comp_match { @@ -112,6 +113,7 @@ struct mtk_ddp_comp_match { static const struct mtk_ddp_comp_match mtk_ddp_matches[DDP_COMPONENT_ID_MAX] = { [DDP_COMPONENT_AAL] = { MTK_DISP_AAL, 0, NULL }, + [DDP_COMPONENT_BLS] = { MTK_DISP_BLS, 0, NULL }, [DDP_COMPONENT_COLOR0] = { MTK_DISP_COLOR, 0, &ddp_color }, [DDP_COMPONENT_COLOR1] = { MTK_DISP_COLOR, 1, &ddp_color }, [DDP_COMPONENT_DPI0] = { MTK_DPI, 0, NULL }, @@ -130,11 +132,17 @@ static const struct mtk_ddp_comp_match mtk_ddp_matches[DDP_COMPONENT_ID_MAX] = { [DDP_COMPONENT_WDMA1] = { MTK_DISP_WDMA, 1, NULL }, }; +static const struct mtk_ddp_comp_driver_data mt2701_color_driver_data = { + .color_offset = 0x0f00, +}; + static const struct mtk_ddp_comp_driver_data mt8173_color_driver_data = { .color_offset = 0x0c00, }; static const struct of_device_id mtk_disp_color_driver_dt_match[] = { + { .compatible = "mediatek,mt2701-disp-color", + .data = &mt2701_color_driver_data}, { .compatible = "mediatek,mt8173-disp-color", .data = &mt8173_color_driver_data}, {}, diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h index 53065c7..6e2d918 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h @@ -35,6 +35,7 @@ enum mtk_ddp_comp_type { MTK_DISP_PWM, MTK_DISP_MUTEX, MTK_DISP_OD, + MTK_DISP_BLS, MTK_DDP_COMP_TYPE_MAX, }; @@ -57,6 +58,7 @@ enum mtk_ddp_comp_id { DDP_COMPONENT_UFOE, DDP_COMPONENT_WDMA0, DDP_COMPONENT_WDMA1, + DDP_COMPONENT_BLS, DDP_COMPONENT_ID_MAX, }; diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c index e9eb535..b4b66a7 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c @@ -109,6 +109,19 @@ static const struct drm_mode_config_funcs mtk_drm_mode_config_funcs = { .atomic_commit = mtk_atomic_commit, }; +static const enum mtk_ddp_comp_id mt2701_mtk_ddp_main[] = { + DDP_COMPONENT_OVL0, + DDP_COMPONENT_RDMA0, + DDP_COMPONENT_COLOR0, + DDP_COMPONENT_BLS, + DDP_COMPONENT_DSI0, +}; + +static const enum mtk_ddp_comp_id mt2701_mtk_ddp_ext[] = { + DDP_COMPONENT_RDMA1, + DDP_COMPONENT_DPI0, +}; + static const enum mtk_ddp_comp_id mt8173_mtk_ddp_main[] = { DDP_COMPONENT_OVL0, DDP_COMPONENT_COLOR0, @@ -128,6 +141,14 @@ static const enum mtk_ddp_comp_id mt8173_mtk_ddp_ext[] = { DDP_COMPONENT_DPI0, }; +static const struct mtk_mmsys_driver_data mt2701_mmsys_driver_data = { + .main_path = mt2701_mtk_ddp_main, + .main_len = ARRAY_SIZE(mt2701_mtk_ddp_main), + .ext_path = mt2701_mtk_ddp_ext, + .ext_len = ARRAY_SIZE(mt2701_mtk_ddp_ext), + .shadow_register = true, +}; + static const struct mtk_mmsys_driver_data mt8173_mmsys_driver_data = { .main_path = mt8173_mtk_ddp_main, .main_len = ARRAY_SIZE(mt8173_mtk_ddp_main), @@ -332,18 +353,26 @@ static const struct component_master_ops mtk_drm_ops = { }; static const struct of_device_id mtk_ddp_comp_dt_ids[] = { + { .compatible = "mediatek,mt2701-disp-ovl", .data = (void *)MTK_DISP_OVL }, { .compatible = "mediatek,mt8173-disp-ovl", .data = (void *)MTK_DISP_OVL }, + { .compatible = "mediatek,mt2701-disp-rdma", .data = (void *)MTK_DISP_RDMA }, { .compatible = "mediatek,mt8173-disp-rdma", .data = (void *)MTK_DISP_RDMA }, + { .compatible = "mediatek,mt2701-disp-wdma", .data = (void *)MTK_DISP_WDMA }, { .compatible = "mediatek,mt8173-disp-wdma", .data = (void *)MTK_DISP_WDMA }, + { .compatible = "mediatek,mt2701-disp-color", .data = (void *)MTK_DISP_COLOR }, { .compatible = "mediatek,mt8173-disp-color", .data = (void *)MTK_DISP_COLOR }, { .compatible = "mediatek,mt8173-disp-aal", .data = (void *)MTK_DISP_AAL}, { .compatible = "mediatek,mt8173-disp-gamma", .data = (void *)MTK_DISP_GAMMA, }, { .compatible = "mediatek,mt8173-disp-ufoe", .data = (void *)MTK_DISP_UFOE }, + { .compatible = "mediatek,mt2701-dsi", .data = (void *)MTK_DSI }, { .compatible = "mediatek,mt8173-dsi", .data = (void *)MTK_DSI }, + { .compatible = "mediatek,mt2701-dpi", .data = (void *)MTK_DPI }, { .compatible = "mediatek,mt8173-dpi", .data = (void *)MTK_DPI }, + { .compatible = "mediatek,mt2701-disp-mutex", .data = (void *)MTK_DISP_MUTEX }, { .compatible = "mediatek,mt8173-disp-mutex", .data = (void *)MTK_DISP_MUTEX }, { .compatible = "mediatek,mt8173-disp-pwm", .data = (void *)MTK_DISP_PWM }, { .compatible = "mediatek,mt8173-disp-od", .data = (void *)MTK_DISP_OD }, + { .compatible = "mediatek,mt2701-disp-bls", .data = (void *)MTK_DISP_BLS }, { } }; @@ -515,6 +544,8 @@ static SIMPLE_DEV_PM_OPS(mtk_drm_pm_ops, mtk_drm_sys_suspend, mtk_drm_sys_resume); static const struct of_device_id mtk_drm_of_ids[] = { + { .compatible = "mediatek,mt2701-mmsys", + .data = &mt2701_mmsys_driver_data}, { .compatible = "mediatek,mt8173-mmsys", .data = &mt8173_mmsys_driver_data}, { }