Hi Kever,
On Thu, 26 Mar 2020 at 07:37, Kever Yang kever.yang@rock-chips.com wrote:
Use ofnode_ or dev_ APIs instead of fdt_ and fdtdec_ APIs so that the driver can support live DT.
Signed-off-by: Kever Yang kever.yang@rock-chips.com
Changes in v2:
- use dev_read_s32() instead of dev_read_s32_default();
drivers/video/rockchip/rk3288_mipi.c | 1 - drivers/video/rockchip/rk3399_mipi.c | 1 - drivers/video/rockchip/rk_edp.c | 2 +- drivers/video/rockchip/rk_lvds.c | 28 +++++++++------------------- drivers/video/rockchip/rk_mipi.c | 11 +++++------ 5 files changed, 15 insertions(+), 28 deletions(-)
diff --git a/drivers/video/rockchip/rk3288_mipi.c b/drivers/video/rockchip/rk3288_mipi.c index f4444b9c34..71d3faf169 100644 --- a/drivers/video/rockchip/rk3288_mipi.c +++ b/drivers/video/rockchip/rk3288_mipi.c @@ -8,7 +8,6 @@ #include <clk.h> #include <display.h> #include <dm.h> -#include <fdtdec.h> #include <panel.h> #include <regmap.h> #include "rk_mipi.h" diff --git a/drivers/video/rockchip/rk3399_mipi.c b/drivers/video/rockchip/rk3399_mipi.c index 74ebe770a9..cfaa37797e 100644 --- a/drivers/video/rockchip/rk3399_mipi.c +++ b/drivers/video/rockchip/rk3399_mipi.c @@ -8,7 +8,6 @@ #include <clk.h> #include <display.h> #include <dm.h> -#include <fdtdec.h> #include <panel.h> #include <regmap.h> #include "rk_mipi.h" diff --git a/drivers/video/rockchip/rk_edp.c b/drivers/video/rockchip/rk_edp.c index 8703df0ec0..842034c77c 100644 --- a/drivers/video/rockchip/rk_edp.c +++ b/drivers/video/rockchip/rk_edp.c @@ -996,7 +996,7 @@ static int rk_edp_ofdata_to_platdata(struct udevice *dev) { struct rk_edp_priv *priv = dev_get_priv(dev);
priv->regs = (struct rk3288_edp *)devfdt_get_addr(dev);
priv->regs = dev_read_addr_ptr(dev); priv->grf = syscon_get_first_range(ROCKCHIP_SYSCON_GRF); return 0;diff --git a/drivers/video/rockchip/rk_lvds.c b/drivers/video/rockchip/rk_lvds.c index cae8bada32..a11d793135 100644 --- a/drivers/video/rockchip/rk_lvds.c +++ b/drivers/video/rockchip/rk_lvds.c @@ -171,32 +171,22 @@ int rk_lvds_read_timing(struct udevice *dev, struct display_timing *timing) static int rk_lvds_ofdata_to_platdata(struct udevice *dev) { struct rk_lvds_priv *priv = dev_get_priv(dev);
const void *blob = gd->fdt_blob;int node = dev_of_offset(dev); int ret;priv->regs = (void *)devfdt_get_addr(dev);
priv->regs = dev_read_addr_ptr(dev); priv->grf = syscon_get_first_range(ROCKCHIP_SYSCON_GRF);
ret = fdtdec_get_int(blob, node, "rockchip,output", -1);if (ret != -1) {priv->output = ret;debug("LVDS output : %d\n", ret);} else {/* default set it as output rgb */
if (!dev_read_s32(dev, "rockchip,output", &priv->output))debug("LVDS output : %d\n", priv->output);else /* default set it as output rgb */ priv->output = LVDS_OUTPUT_RGB;
Can you use dev_read_u32_default() ?
also below.
}ret = fdtdec_get_int(blob, node, "rockchip,data-mapping", -1);if (ret != -1) {priv->format = ret;debug("LVDS data-mapping : %d\n", ret);} else {/* default set it as format jeida */
if (!dev_read_s32(dev, "rockchip,data-mapping", &priv->format))debug("LVDS data-mapping : %d\n", priv->format);else /* default set it as format jeida */ priv->format = LVDS_FORMAT_JEIDA;
}ret = fdtdec_get_int(blob, node, "rockchip,data-width", -1);if (ret != -1) {
if (!dev_read_s32(dev, "rockchip,data-width", &ret)) { debug("LVDS data-width : %d\n", ret); if (ret == 24) { priv->format |= LVDS_24BIT;diff --git a/drivers/video/rockchip/rk_mipi.c b/drivers/video/rockchip/rk_mipi.c index a77bdfd24d..f1c21bb8d7 100644 --- a/drivers/video/rockchip/rk_mipi.c +++ b/drivers/video/rockchip/rk_mipi.c @@ -8,7 +8,6 @@ #include <clk.h> #include <display.h> #include <dm.h> -#include <fdtdec.h> #include <panel.h> #include <regmap.h> #include "rk_mipi.h" @@ -76,7 +75,7 @@ static void rk_mipi_dsi_write(uintptr_t regs, u32 reg, u32 val) int rk_mipi_dsi_enable(struct udevice *dev, const struct display_timing *timing) {
int node, timing_node;
ofnode node, timing_node; int val; struct rk_mipi_priv *priv = dev_get_priv(dev); uintptr_t regs = priv->regs;@@ -119,10 +118,10 @@ int rk_mipi_dsi_enable(struct udevice *dev, rk_mipi_dsi_write(regs, VID_PKT_SIZE, 0x4b0);
/* Set dpi color coding depth 24 bit */
timing_node = fdt_subnode_offset(gd->fdt_blob, dev_of_offset(dev),"display-timings");node = fdt_first_subnode(gd->fdt_blob, timing_node);val = fdtdec_get_int(gd->fdt_blob, node, "bits-per-pixel", -1);
timing_node = ofnode_find_subnode(dev->node, "display-timings");node = ofnode_first_subnode(timing_node);val = ofnode_read_u32_default(node, "bits-per-pixel", -1); switch (val) { case 16: rk_mipi_dsi_write(regs, DPI_COLOR_CODING, DPI_16BIT_CFG_1);-- 2.17.1
Regards, Simon