media: camss: csiphy-3ph: Add support for SDM630/660

The CSIPHY on SDM630/660 needs a slightly longer T_HS_CLK_MISS
configuration on lanes CFG4.

Signed-off-by: AngeloGioacchino Del Regno <kholk11@gmail.com>
Reviewed-by: Robert Foss <robert.foss@linaro.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

diff --git a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
index 2e65caf..97cb9de 100644 (file)
--- a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
+++ b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
@@ -8,6 +8,7 @@
  * Copyright (C) 2016-2018 Linaro Ltd.
  */
 
+#include "camss.h"
 #include "camss-csiphy.h"
 
 #include <linux/delay.h>
@@ -21,6 +22,7 @@
 #define CSIPHY_3PH_LNn_CFG3(n)                 (0x008 + 0x100 * (n))
 #define CSIPHY_3PH_LNn_CFG4(n)                 (0x00c + 0x100 * (n))
 #define CSIPHY_3PH_LNn_CFG4_T_HS_CLK_MISS      0xa4
+#define CSIPHY_3PH_LNn_CFG4_T_HS_CLK_MISS_660  0xa5
 #define CSIPHY_3PH_LNn_CFG5(n)                 (0x010 + 0x100 * (n))
 #define CSIPHY_3PH_LNn_CFG5_T_HS_DTERM         0x02
 #define CSIPHY_3PH_LNn_CFG5_HS_REC_EQ_FQ_INT   0x50
@@ -198,7 +200,10 @@ static void csiphy_lanes_enable(struct csiphy_device *csiphy,
        val = CSIPHY_3PH_LNn_CFG1_SWI_REC_DLY_PRG;
        writel_relaxed(val, csiphy->base + CSIPHY_3PH_LNn_CFG1(l));
 
-       val = CSIPHY_3PH_LNn_CFG4_T_HS_CLK_MISS;
+       if (csiphy->camss->version == CAMSS_660)
+               val = CSIPHY_3PH_LNn_CFG4_T_HS_CLK_MISS_660;
+       else
+               val = CSIPHY_3PH_LNn_CFG4_T_HS_CLK_MISS;
        writel_relaxed(val, csiphy->base + CSIPHY_3PH_LNn_CFG4(l));
 
        val = CSIPHY_3PH_LNn_MISC1_IS_CLKLANE;