media: rockchip: isp1: Support for RK1808

Change-Id: I652237cf447ce16c7a8f14a8f2608f1c16f62480
Signed-off-by: Hu Kejun <william.hu@rock-chips.com>

8 files changed, 140 insertions, 28 deletions

diff --git a/drivers/media/platform/rockchip/isp1/capture.c b/drivers/media/platform/rockchip/isp1/capture.c
index 6496cefcff86..db69956037d4 100644
--- a/drivers/media/platform/rockchip/isp1/capture.c
+++ b/drivers/media/platform/rockchip/isp1/capture.c
@@ -759,7 +759,9 @@ static u32 calc_burst_len(struct rkisp1_stream *stream)
 	int i;
 
 	/* MI128bit and MI64bit */
-	bus = (dev->isp_ver == ISP_V12) ? 16 : 8;
+	bus = 8;
+	if (dev->isp_ver == ISP_V12 || dev->isp_ver == ISP_V13)
+		bus = 16;
 
 	/* y/c base addr: burstN * bus alignment */
 	cb_offs = y_size;
diff --git a/drivers/media/platform/rockchip/isp1/dev.c b/drivers/media/platform/rockchip/isp1/dev.c
index 86bb038720fd..5021f3472793 100644
--- a/drivers/media/platform/rockchip/isp1/dev.c
+++ b/drivers/media/platform/rockchip/isp1/dev.c
@@ -484,6 +484,13 @@ err_cleanup_ctx:
 	return ret;
 }
 
+static const char * const rk1808_isp_clks[] = {
+	"clk_isp",
+	"aclk_isp",
+	"hclk_isp",
+	"pclk_isp",
+};
+
 static const char * const rk3288_isp_clks[] = {
 	"clk_isp",
 	"aclk_isp",
@@ -509,6 +516,11 @@ static const char * const rk3399_isp_clks[] = {
 };
 
 /* isp clock adjustment table (MHz) */
+static const unsigned int rk1808_isp_clk_rate[] = {
+	400, 500, 600
+};
+
+/* isp clock adjustment table (MHz) */
 static const unsigned int rk3288_isp_clk_rate[] = {
 	384, 500, 594
 };
@@ -523,6 +535,14 @@ static const unsigned int rk3399_isp_clk_rate[] = {
 	300, 400, 600
 };
 
+static const struct isp_match_data rk1808_isp_match_data = {
+	.clks = rk1808_isp_clks,
+	.num_clks = ARRAY_SIZE(rk1808_isp_clks),
+	.isp_ver = ISP_V13,
+	.clk_rate_tbl = rk1808_isp_clk_rate,
+	.num_clk_rate_tbl = ARRAY_SIZE(rk1808_isp_clk_rate),
+};
+
 static const struct isp_match_data rk3288_isp_match_data = {
 	.clks = rk3288_isp_clks,
 	.num_clks = ARRAY_SIZE(rk3288_isp_clks),
@@ -549,6 +569,9 @@ static const struct isp_match_data rk3399_isp_match_data = {
 
 static const struct of_device_id rkisp1_plat_of_match[] = {
 	{
+		.compatible = "rockchip,rk1808-rkisp1",
+		.data = &rk1808_isp_match_data,
+	}, {
 		.compatible = "rockchip,rk3288-rkisp1",
 		.data = &rk3288_isp_match_data,
 	}, {
@@ -566,14 +589,24 @@ static irqreturn_t rkisp1_irq_handler(int irq, void *ctx)
 	struct device *dev = ctx;
 	struct rkisp1_device *rkisp1_dev = dev_get_drvdata(dev);
 	unsigned int mis_val;
+	unsigned int err1, err2, err3;
 
 	mis_val = readl(rkisp1_dev->base_addr + CIF_ISP_MIS);
 	if (mis_val)
 		rkisp1_isp_isr(mis_val, rkisp1_dev);
 
-	mis_val = readl(rkisp1_dev->base_addr + CIF_MIPI_MIS);
-	if (mis_val)
-		rkisp1_mipi_isr(mis_val, rkisp1_dev);
+	if (rkisp1_dev->isp_ver == ISP_V13) {
+		err1 = readl(rkisp1_dev->base_addr + CIF_ISP_CSI0_ERR1);
+		err2 = readl(rkisp1_dev->base_addr + CIF_ISP_CSI0_ERR2);
+		err3 = readl(rkisp1_dev->base_addr + CIF_ISP_CSI0_ERR3);
+
+		if (err1 || err2 || err3)
+			rkisp1_mipi_v13_isr(err1, err2, err3, rkisp1_dev);
+	} else {
+		mis_val = readl(rkisp1_dev->base_addr + CIF_MIPI_MIS);
+		if (mis_val)
+			rkisp1_mipi_isr(mis_val, rkisp1_dev);
+	}
 
 	mis_val = readl(rkisp1_dev->base_addr + CIF_MI_MIS);
 	if (mis_val)
diff --git a/drivers/media/platform/rockchip/isp1/dev.h b/drivers/media/platform/rockchip/isp1/dev.h
index 8d117bfecdd9..619f8f09f1ef 100644
--- a/drivers/media/platform/rockchip/isp1/dev.h
+++ b/drivers/media/platform/rockchip/isp1/dev.h
@@ -59,7 +59,8 @@
 enum rkisp1_isp_ver {
 	ISP_V10 = 0,
 	ISP_V11,
-	ISP_V12
+	ISP_V12,
+	ISP_V13
 };
 
 /*
diff --git a/drivers/media/platform/rockchip/isp1/isp_params.c b/drivers/media/platform/rockchip/isp1/isp_params.c
index 8fa617a8192d..66cb4e1ba48c 100644
--- a/drivers/media/platform/rockchip/isp1/isp_params.c
+++ b/drivers/media/platform/rockchip/isp1/isp_params.c
@@ -1688,7 +1688,8 @@ void rkisp1_params_config_parameter(struct rkisp1_isp_params_vdev *params_vdev)
 
 	memset(hst.hist_weight, 0x01, sizeof(hst.hist_weight));
 	ops->hst_config(params_vdev, &hst);
-	if (params_vdev->dev->isp_ver == ISP_V12) {
+	if (params_vdev->dev->isp_ver == ISP_V12 ||
+	    params_vdev->dev->isp_ver == ISP_V13) {
 		isp_param_set_bits(params_vdev, CIF_ISP_HIST_CTRL_V12,
 			   ~CIF_ISP_HIST_CTRL_MODE_MASK_V12 |
 			   hst_params_default_config.mode);
@@ -1957,7 +1958,8 @@ static void rkisp1_init_params_vdev(struct rkisp1_isp_params_vdev *params_vdev)
 	params_vdev->vdev_fmt.fmt.meta.buffersize =
 		sizeof(struct rkisp1_isp_params_cfg);
 
-	if (params_vdev->dev->isp_ver == ISP_V12) {
+	if (params_vdev->dev->isp_ver == ISP_V12 ||
+	    params_vdev->dev->isp_ver == ISP_V13) {
 		params_vdev->ops = &rkisp1_v12_isp_params_ops;
 		params_vdev->config = &rkisp1_v12_isp_params_config;
 	} else {
diff --git a/drivers/media/platform/rockchip/isp1/isp_stats.c b/drivers/media/platform/rockchip/isp1/isp_stats.c
index 5f8f46b98e3a..cfacbc58fee4 100644
--- a/drivers/media/platform/rockchip/isp1/isp_stats.c
+++ b/drivers/media/platform/rockchip/isp1/isp_stats.c
@@ -530,7 +530,8 @@ static void rkisp1_init_stats_vdev(struct rkisp1_isp_stats_vdev *stats_vdev)
 	stats_vdev->vdev_fmt.fmt.meta.buffersize =
 		sizeof(struct rkisp1_stat_buffer);
 
-	if (stats_vdev->dev->isp_ver == ISP_V12) {
+	if (stats_vdev->dev->isp_ver == ISP_V12 ||
+	    stats_vdev->dev->isp_ver == ISP_V13) {
 		stats_vdev->ops = &rkisp1_v12_stats_ops;
 		stats_vdev->config = &rkisp1_v12_stats_config;
 	} else {
diff --git a/drivers/media/platform/rockchip/isp1/regs.h b/drivers/media/platform/rockchip/isp1/regs.h
index bacc967742e6..44232d30e1db 100644
--- a/drivers/media/platform/rockchip/isp1/regs.h
+++ b/drivers/media/platform/rockchip/isp1/regs.h
@@ -716,6 +716,12 @@
 #define CIF_ISP_DPF_SPATIAL_COEFF_MAX		0x1F
 #define CIF_ISP_DPF_NLL_COEFF_N_MAX		0x3FF
 
+/* CSI0 */
+#define CIF_ISP_CSI0_IMASK_LINECNT		BIT(12)
+#define CIF_ISP_CSI0_IMASK_RAW1_OUT_V_END	BIT(11)
+#define CIF_ISP_CSI0_IMASK_RAW0_OUT_V_END	BIT(10)
+#define CIF_ISP_CSI0_IMASK_FRAME_END(a)		(((a) & 0x3F) << 0)
+
 /* =================================================================== */
 /*                            CIF Registers                            */
 /* =================================================================== */
@@ -1437,6 +1443,28 @@
 
 #define CIF_ISP_CSI0_BASE		0x00007000
 #define CIF_ISP_CSI0_CTRL0		(CIF_ISP_CSI0_BASE + 0x00000000)
+#define CIF_ISP_CSI0_CTRL1		(CIF_ISP_CSI0_BASE + 0x00000004)
+#define CIF_ISP_CSI0_CTRL2		(CIF_ISP_CSI0_BASE + 0x00000008)
+#define CIF_ISP_CSI0_CSI2_RESETN	(CIF_ISP_CSI0_BASE + 0x00000010)
+#define CIF_ISP_CSI0_PHY_STATE_RO	(CIF_ISP_CSI0_BASE + 0x00000014)
+#define CIF_ISP_CSI0_DATA_IDS_1		(CIF_ISP_CSI0_BASE + 0x00000018)
+#define CIF_ISP_CSI0_DATA_IDS_2		(CIF_ISP_CSI0_BASE + 0x0000001c)
+#define CIF_ISP_CSI0_ERR1		(CIF_ISP_CSI0_BASE + 0x00000020)
+#define CIF_ISP_CSI0_ERR2		(CIF_ISP_CSI0_BASE + 0x00000024)
+#define CIF_ISP_CSI0_ERR3		(CIF_ISP_CSI0_BASE + 0x00000028)
+#define CIF_ISP_CSI0_MASK1		(CIF_ISP_CSI0_BASE + 0x0000002c)
+#define CIF_ISP_CSI0_MASK2		(CIF_ISP_CSI0_BASE + 0x00000030)
+#define CIF_ISP_CSI0_MASK3		(CIF_ISP_CSI0_BASE + 0x00000034)
+#define CIF_ISP_CSI0_SET_HEARDER	(CIF_ISP_CSI0_BASE + 0x00000038)
+#define CIF_ISP_CSI0_CUR_HEADER_RO	(CIF_ISP_CSI0_BASE + 0x0000003c)
+#define CIF_ISP_CSI0_DMATX0_CTRL	(CIF_ISP_CSI0_BASE + 0x00000040)
+#define CIF_ISP_CSI0_DMATX0_LINECNT_RO	(CIF_ISP_CSI0_BASE + 0x00000044)
+#define CIF_ISP_CSI0_DMATX0_PIC_SIZE	(CIF_ISP_CSI0_BASE + 0x00000048)
+#define CIF_ISP_CSI0_DMATX0_PIC_OFF	(CIF_ISP_CSI0_BASE + 0x0000004c)
+#define CIF_ISP_CSI0_FRAME_NUM_RO	(CIF_ISP_CSI0_BASE + 0x00000070)
+#define CIF_ISP_CSI0_ISP_LINECNT_RO	(CIF_ISP_CSI0_BASE + 0x00000074)
+#define CIF_ISP_CSI0_TX_IBUF_STATUS_RO	(CIF_ISP_CSI0_BASE + 0x00000078)
+#define CIF_ISP_CSI0_VERSION		(CIF_ISP_CSI0_BASE + 0x0000007c)
 
 void disable_dcrop(struct rkisp1_stream *stream, bool async);
 void config_dcrop(struct rkisp1_stream *stream, struct v4l2_rect *rect,
diff --git a/drivers/media/platform/rockchip/isp1/rkisp1.c b/drivers/media/platform/rockchip/isp1/rkisp1.c
index d0b0025a63f9..77b3aef2bc1d 100644
--- a/drivers/media/platform/rockchip/isp1/rkisp1.c
+++ b/drivers/media/platform/rockchip/isp1/rkisp1.c
@@ -45,6 +45,8 @@
 #define CIF_ISP_INPUT_H_MAX		3312
 #define CIF_ISP_INPUT_W_MAX_V12		3264
 #define CIF_ISP_INPUT_H_MAX_V12		2448
+#define CIF_ISP_INPUT_W_MAX_V13		1920
+#define CIF_ISP_INPUT_H_MAX_V13		1080
 #define CIF_ISP_INPUT_W_MIN		32
 #define CIF_ISP_INPUT_H_MIN		16
 #define CIF_ISP_OUTPUT_W_MAX		CIF_ISP_INPUT_W_MAX
@@ -298,28 +300,49 @@ static int rkisp1_config_mipi(struct rkisp1_device *dev)
 		return -EINVAL;
 	}
 
-	mipi_ctrl = CIF_MIPI_CTRL_NUM_LANES(lanes - 1) |
-		    CIF_MIPI_CTRL_SHUTDOWNLANES(0xf) |
-		    CIF_MIPI_CTRL_ERR_SOT_SYNC_HS_SKIP |
-		    CIF_MIPI_CTRL_CLOCKLANE_ENA;
+	if (dev->isp_ver == ISP_V13) {
+		/* csi2host enable */
+		writel(1, base + CIF_ISP_CSI0_CTRL0);
 
-	writel(mipi_ctrl, base + CIF_MIPI_CTRL);
-	if (dev->isp_ver == ISP_V12)
-		writel(0, base + CIF_ISP_CSI0_CTRL0);
+		/* lanes */
+		writel(lanes - 1, base + CIF_ISP_CSI0_CTRL1);
 
-	/* Configure Data Type and Virtual Channel */
-	writel(CIF_MIPI_DATA_SEL_DT(in_fmt->mipi_dt) | CIF_MIPI_DATA_SEL_VC(0),
-	       base + CIF_MIPI_IMG_DATA_SEL);
+		/* linecnt */
+		writel(0x3FFF, base + CIF_ISP_CSI0_CTRL2);
 
-	/* Clear MIPI interrupts */
-	writel(~0, base + CIF_MIPI_ICR);
-	/*
-	 * Disable CIF_MIPI_ERR_DPHY interrupt here temporary for
-	 * isp bus may be dead when switch isp.
-	 */
-	writel(CIF_MIPI_FRAME_END | CIF_MIPI_ERR_CSI | CIF_MIPI_ERR_DPHY |
-	       CIF_MIPI_SYNC_FIFO_OVFLW(0x03) | CIF_MIPI_ADD_DATA_OVFLW,
-	       base + CIF_MIPI_IMSC);
+		/* Configure Data Type and Virtual Channel */
+		writel(CIF_MIPI_DATA_SEL_DT(in_fmt->mipi_dt) | CIF_MIPI_DATA_SEL_VC(0),
+		       base + CIF_ISP_CSI0_DATA_IDS_1);
+
+		/* interrupts */
+		writel(CIF_ISP_CSI0_IMASK_FRAME_END(0x3F) |
+		       CIF_ISP_CSI0_IMASK_LINECNT,
+		       base + CIF_ISP_CSI0_MASK3);
+
+	} else {
+		mipi_ctrl = CIF_MIPI_CTRL_NUM_LANES(lanes - 1) |
+			    CIF_MIPI_CTRL_SHUTDOWNLANES(0xf) |
+			    CIF_MIPI_CTRL_ERR_SOT_SYNC_HS_SKIP |
+			    CIF_MIPI_CTRL_CLOCKLANE_ENA;
+
+		writel(mipi_ctrl, base + CIF_MIPI_CTRL);
+		if (dev->isp_ver == ISP_V12)
+			writel(0, base + CIF_ISP_CSI0_CTRL0);
+
+		/* Configure Data Type and Virtual Channel */
+		writel(CIF_MIPI_DATA_SEL_DT(in_fmt->mipi_dt) | CIF_MIPI_DATA_SEL_VC(0),
+		       base + CIF_MIPI_IMG_DATA_SEL);
+
+		/* Clear MIPI interrupts */
+		writel(~0, base + CIF_MIPI_ICR);
+		/*
+		 * Disable CIF_MIPI_ERR_DPHY interrupt here temporary for
+		 * isp bus may be dead when switch isp.
+		 */
+		writel(CIF_MIPI_FRAME_END | CIF_MIPI_ERR_CSI | CIF_MIPI_ERR_DPHY |
+		       CIF_MIPI_SYNC_FIFO_OVFLW(0x03) | CIF_MIPI_ADD_DATA_OVFLW,
+		       base + CIF_MIPI_IMSC);
+	}
 
 	v4l2_dbg(1, rkisp1_debug, &dev->v4l2_dev, "\n  MIPI_CTRL 0x%08x\n"
 		 "  MIPI_IMG_DATA_SEL 0x%08x\n"
@@ -477,7 +500,7 @@ static void rkisp1_config_clk(struct rkisp1_device *dev)
 
 	writel(val, dev->base_addr + CIF_ICCL);
 
-	if (dev->isp_ver == ISP_V12) {
+	if (dev->isp_ver == ISP_V12 || dev->isp_ver == ISP_V13) {
 		val = CIF_CLK_CTRL_MI_Y12 | CIF_CLK_CTRL_MI_SP |
 		      CIF_CLK_CTRL_MI_RAW0 | CIF_CLK_CTRL_MI_RAW1 |
 		      CIF_CLK_CTRL_MI_READ | CIF_CLK_CTRL_MI_RAWRD |
@@ -783,6 +806,13 @@ static void rkisp1_isp_sd_try_fmt(struct v4l2_subdev *sd,
 			fmt->height = clamp_t(u32, fmt->height,
 				      CIF_ISP_INPUT_H_MIN,
 				      CIF_ISP_INPUT_H_MAX_V12);
+		} else if (isp_dev->isp_ver == ISP_V13) {
+			fmt->width  = clamp_t(u32, fmt->width,
+				      CIF_ISP_INPUT_W_MIN,
+				      CIF_ISP_INPUT_W_MAX_V13);
+			fmt->height = clamp_t(u32, fmt->height,
+				      CIF_ISP_INPUT_H_MIN,
+				      CIF_ISP_INPUT_H_MAX_V13);
 		} else {
 			fmt->width  = clamp_t(u32, fmt->width,
 				      CIF_ISP_INPUT_W_MIN,
@@ -1210,6 +1240,18 @@ void rkisp1_mipi_isr(unsigned int mis, struct rkisp1_device *dev)
 	}
 }
 
+void rkisp1_mipi_v13_isr(unsigned int err1, unsigned int err2,
+			       unsigned int err3, struct rkisp1_device *dev)
+{
+	struct v4l2_device *v4l2_dev = &dev->v4l2_dev;
+
+	if (err1)
+		v4l2_warn(v4l2_dev, "MIPI error: err1: 0x%08x\n", err1);
+
+	if (err2)
+		v4l2_warn(v4l2_dev, "MIPI error: err2: 0x%08x\n", err2);
+}
+
 void rkisp1_isp_isr(unsigned int isp_mis, struct rkisp1_device *dev)
 {
 	void __iomem *base = dev->base_addr;
diff --git a/drivers/media/platform/rockchip/isp1/rkisp1.h b/drivers/media/platform/rockchip/isp1/rkisp1.h
index 3ea008e899d9..054235be88e7 100644
--- a/drivers/media/platform/rockchip/isp1/rkisp1.h
+++ b/drivers/media/platform/rockchip/isp1/rkisp1.h
@@ -109,6 +109,9 @@ void rkisp1_unregister_isp_subdev(struct rkisp1_device *isp_dev);
 
 void rkisp1_mipi_isr(unsigned int mipi_mis, struct rkisp1_device *dev);
 
+void rkisp1_mipi_v13_isr(unsigned int err1, unsigned int err2,
+			       unsigned int err3, struct rkisp1_device *dev);
+
 void rkisp1_isp_isr(unsigned int isp_mis, struct rkisp1_device *dev);
 
 static inline