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Mon, 8 Apr 2019 19:55:25 +0800 From: Stu Hsieh To: Mauro Carvalho Chehab , Matthias Brugger Subject: [PATCH 06/14] [media] mtk-mipicsi: add mipicsi reg setting for mt2712 Date: Mon, 8 Apr 2019 19:54:57 +0800 Message-ID: <1554724505-19882-7-git-send-email-stu.hsieh@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1554724505-19882-1-git-send-email-stu.hsieh@mediatek.com> References: <1554724505-19882-1-git-send-email-stu.hsieh@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: A634257497D25F324E6F2FAC43FBA1C8C31E6314247CDC55D3E0561011F9BDEE2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190408_045551_908294_34C178B3 X-CRM114-Status: GOOD ( 12.62 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: srv_heupstream@mediatek.com, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, Stu Hsieh , linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org This patch add mipicsi register setting to HW for mt2712 Signed-off-by: Stu Hsieh --- .../media/platform/mtk-mipicsi/mtk_mipicsi.c | 189 ++++++++++++++++++ 1 file changed, 189 insertions(+) diff --git a/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c b/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c index 899cf17df480..c2f75d9b64b8 100644 --- a/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c +++ b/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c @@ -65,6 +65,51 @@ #define MAX_BUFFER_NUM 32U #define VID_LIMIT_BYTES (100U * 1024U * 1024U) +#define MIPI_RX_ANA00_CSI 0x00 +#define MIPI_RX_ANA04_CSI 0x04 +#define MIPI_RX_ANA08_CSI 0x08 +#define MIPI_RX_ANA0C_CSI 0x0c +#define MIPI_RX_ANA10_CSI 0x10 +#define MIPI_RX_ANA20_CSI 0x20 +#define MIPI_RX_ANA24_CSI 0x24 +#define MIPI_RX_ANA4C_CSI 0x4c +#define MIPI_RX_ANA50_CSI 0x50 + +#define SENINF_CTRL 0x00 + +#define SENINF_NCSI2_CAL_24 0x24 +#define SENINF_NCSI2_CAL_38 0x38 +#define SENINF_NCSI2_CAL_3C 0x3C +#define SENINF_NCSI2_CTL 0xA0 +#define SENINF_NCSI2_LNRD_TIMING 0xA8 +#define SENINF_NCSI2_INT_EN 0xB0 +#define SENINF_NCSI2_INT_STATUS 0xB4 +#define SENINF_NCSI2_DBG_SEL 0xB8 +#define SENINF_NCSI2_HSRX_DBG 0xD8 +#define SENINF_NCSI2_DI 0xDC +#define SENINF_NCSI2_DI_CTRL 0xE4 + +#define SENINF_TOP_CTRL 0x00 +#define SENINF_TOP_CMODEL_PAR 0x04 +#define SENINF_TOP_MUX 0x08 + +#define SENINF_MUX_CTRL 0x00 + +#define CAMSV_MODULE_EN 0x10 +#define CAMSV_FMT_SEL 0x14 +#define CAMSV_INT_EN 0x18 +#define CAMSV_CLK_EN 0x30 + +#define CAMSV_TG_SEN_MODE 0x500 +#define CAMSV_TG_SEN_GRAB_PXL 0x508 +#define CAMSV_TG_SEN_GRAB_LIN 0x50C +#define CAMSV_TG_PATH_CFG 0x510 + +#define IMGO_XSIZE 0x230 +#define IMGO_YSIZE 0x234 +#define IMGO_STRIDE 0x238 +#define DMA_FRAME_HEADER_EN 0xE00 + #define SerDes_support 1 /* buffer for one video frame */ @@ -593,6 +638,149 @@ static struct soc_camera_host_ops mtk_soc_camera_host_ops = { .set_bus_param = mtk_mipicsi_set_bus_param, }; +static void mtk_mipicsi_ana_init(void __iomem *base) +{ + writel(0xFEFBEFBEU & readl(base + MIPI_RX_ANA4C_CSI), + base + MIPI_RX_ANA4C_CSI); + writel(0xFEFBEFBEU & readl(base + MIPI_RX_ANA50_CSI), + base + MIPI_RX_ANA50_CSI); + + /* clock lane and lane0-lane3 input select */ + writel(8UL | readl(base + MIPI_RX_ANA00_CSI), + base + MIPI_RX_ANA00_CSI); + writel(8UL | readl(base + MIPI_RX_ANA04_CSI), + base + MIPI_RX_ANA04_CSI); + writel(8UL | readl(base + MIPI_RX_ANA08_CSI), + base + MIPI_RX_ANA08_CSI); + writel(8UL | readl(base + MIPI_RX_ANA0C_CSI), + base + MIPI_RX_ANA0C_CSI); + writel(8UL | readl(base + MIPI_RX_ANA10_CSI), + base + MIPI_RX_ANA10_CSI); + + /* BG chopper clock and CSI BG enable */ + writel(11UL | readl(base + MIPI_RX_ANA24_CSI), + base + MIPI_RX_ANA24_CSI); + mdelay(1); + + /* LDO core bias enable */ + writel(0xFF030003U | readl(base + MIPI_RX_ANA20_CSI), + base + MIPI_RX_ANA20_CSI); + mdelay(1); +} + +static void mtk_mipicsi_seninf_ctrl_init(void __iomem *base) +{ + /*seninf enable. select NCSI2 as seninif input source */ + writel(0x8001U, base + SENINF_CTRL); +} + +static void mtk_mipicsi_seninf_init(void __iomem *base) +{ + writel(1U, base + SENINF_NCSI2_CAL_38); + writel(0x00051545U, base + SENINF_NCSI2_CAL_3C); + writel(5U, base + SENINF_NCSI2_CAL_38); + mdelay(1); + writel(4U, base + SENINF_NCSI2_CAL_38); + writel(0U, base + SENINF_NCSI2_CAL_3C); + writel(0x11U, base + SENINF_NCSI2_DBG_SEL); + writel(0x189617FU, base + SENINF_NCSI2_CTL); + writel(~(1UL << 27) & readl(base + SENINF_NCSI2_CTL), + base + SENINF_NCSI2_CTL); + writel((1UL << 27) | readl(base + SENINF_NCSI2_CTL), + base + SENINF_NCSI2_CTL); + writel(0x2800U, base + SENINF_NCSI2_LNRD_TIMING); + writel(0x7FFFU, base + SENINF_NCSI2_INT_STATUS); + writel(0x7FCFFFFEU, base + SENINF_NCSI2_INT_EN); + writel(0xE4000000U, base + SENINF_NCSI2_CAL_24); + writel(0xFFFFFF00U & readl(base + SENINF_NCSI2_DBG_SEL), + base + SENINF_NCSI2_DBG_SEL); + writel(0xFFFFFF45U | readl(base + SENINF_NCSI2_DBG_SEL), + base + SENINF_NCSI2_DBG_SEL); + writel(0xFFFFFFEFU & readl(base + SENINF_NCSI2_HSRX_DBG), + base + SENINF_NCSI2_HSRX_DBG); + writel(0x01010101U, base + SENINF_NCSI2_DI_CTRL); + writel(0x03020100U, base + SENINF_NCSI2_DI); + writel(0x10, base + SENINF_NCSI2_DBG_SEL); +} + +static void mtk_mipicsi_seninf_top_init(struct regmap *regmap) +{ + (void)regmap_write(regmap, SENINF_TOP_CTRL, 0x00010C00U); + (void)regmap_write(regmap, SENINF_TOP_CMODEL_PAR, 0x00079871); + (void)regmap_write(regmap, SENINF_TOP_MUX, 0x11110000); +} + +static void mtk_mipicsi_seninf_mux_init(void __iomem *base, unsigned int ch) +{ + unsigned int mux_ctrl_val = (((0x9EFF8U + ch) << 12U) | 0x180U); + + /* select seninf_mux1-4 as input for NCSI2 VC0-3*/ + writel(mux_ctrl_val, base + SENINF_MUX_CTRL); +} + +static void mtk_mipicsi_camsv_csr_init(void __iomem *base) +{ + /* double buffer enable. IMGO enable. PAK sel. TG enable */ + writel(0x40000019U, base + CAMSV_MODULE_EN); + /* IMGO DP, PAK DP and TG clk enable */ + writel(0x00008005U, base + CAMSV_CLK_EN); + /* 0: raw8, 1:raw10, 2:raw12, 3:YUV422, 4:raw14, 7:JPEG */ + writel(0x00000003U, base + CAMSV_FMT_SEL); + /* write clear enable. pass1 down interrupt enable */ + writel(0x80000400U, base + CAMSV_INT_EN); +} + +static void mtk_mipicsi_camsv_tg_init(void __iomem *base, u32 b, u32 h) +{ + /* bit[30:16] grab end pixel clock number. + * bit[14:0] grab start pixel clock number + */ + writel(b << 16U, base + CAMSV_TG_SEN_GRAB_PXL); + /* bit[29:16] end line number. bit[13:0] start line number */ + writel(h << 16U, base + CAMSV_TG_SEN_GRAB_LIN); + /* YUV sensor unsigned to signed enable */ + writel(0x1000U, base + CAMSV_TG_PATH_CFG); + /* cmos enable YUV422 mode */ + writel(3U, base + CAMSV_TG_SEN_MODE); +} + +static void mtk_mipicsi_camsv_dma_init(void __iomem *base, u32 b, u32 h) +{ + /* enable SW format setting. YUV format. 16bit */ + writel(0x01810000U | b, base + IMGO_STRIDE); + /* b -1 bytes per line to write */ + writel(b - 1U, base + IMGO_XSIZE); + /* w - 1 lines to write */ + writel(h - 1U, base + IMGO_YSIZE); + /* disable frame header function */ + writel(0U, base + DMA_FRAME_HEADER_EN); +} + +static void mtk_mipicsi_camsv_init(void __iomem *base, u32 b, u32 h) +{ + mtk_mipicsi_camsv_csr_init(base); + mtk_mipicsi_camsv_tg_init(base, b, h); + mtk_mipicsi_camsv_dma_init(base, b, h); +} + +static void mtk_mipicsi_reg_init(struct mtk_mipicsi_dev *mipicsi) +{ + unsigned int i; + + mtk_mipicsi_ana_init(mipicsi->ana); + mtk_mipicsi_seninf_ctrl_init(mipicsi->seninf_ctrl); + mtk_mipicsi_seninf_init(mipicsi->seninf); + mtk_mipicsi_seninf_top_init(mipicsi->seninf_top); + + for (i = 0U; i < mipicsi->camsv_num; ++i) { + u32 b = mipicsi->bytesperline; + u32 h = mipicsi->height; + + mtk_mipicsi_seninf_mux_init(mipicsi->seninf_mux[i], i); + mtk_mipicsi_camsv_init(mipicsi->camsv[i], b, h); + } +} + static int mtk_mipicsi_pm_suspend(struct device *dev) { struct soc_camera_host *ici = to_soc_camera_host(dev); @@ -655,6 +843,7 @@ static int mtk_mipicsi_pm_resume(struct device *dev) for (i = 0; i < mipicsi->clk_num; ++i) (void)clk_prepare_enable(mipicsi->clk[i]); + mtk_mipicsi_reg_init(mipicsi); return ret; } -- 2.18.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel