diff options
| author | Fancy Fang <chen.fang@nxp.com> | 2017-12-14 15:21:31 +0800 |
|---|---|---|
| committer | Jason Liu <jason.hui.liu@nxp.com> | 2019-02-12 10:29:58 +0800 |
| commit | cf0ef4ced6887938db68f05f5b6d3c2024200b72 (patch) | |
| tree | 68fe69d830041b3108363327a29f73fa8da89e28 /drivers/video | |
| parent | b87e4655dd321cc2d457908f46f84ba36a4077b6 (diff) | |
MLK-17215-3 video: fbdev: mipi_dsi_northwest: refine 'phy-ref-clkfreq' get to support all socs
Move the code slice of getting 'phy-ref-clkfreq' property
to probe function to support arm32 socs besides arm64.
Signed-off-by: Fancy Fang <chen.fang@nxp.com>
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/fbdev/mxc/mipi_dsi_northwest.c | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/drivers/video/fbdev/mxc/mipi_dsi_northwest.c b/drivers/video/fbdev/mxc/mipi_dsi_northwest.c index 2b9061cd8db0..77b3cc3149a5 100644 --- a/drivers/video/fbdev/mxc/mipi_dsi_northwest.c +++ b/drivers/video/fbdev/mxc/mipi_dsi_northwest.c @@ -1166,7 +1166,6 @@ static irqreturn_t mipi_dsi_irq_handler(int irq, void *data) static int dsi_clks_init(struct mipi_dsi_info *minfo) { int ret = 0; - uint32_t phy_ref_clkfreq; struct platform_device *pdev = minfo->pdev; struct device_node *np = pdev->dev.of_node; @@ -1185,20 +1184,8 @@ static int dsi_clks_init(struct mipi_dsi_info *minfo) minfo->dbi_clk = devm_clk_get(&pdev->dev, "dbi"); BUG_ON(IS_ERR(minfo->dbi_clk)); - ret = of_property_read_u32(np, "phy-ref-clkfreq", - &phy_ref_clkfreq); - if (ret < 0) { - dev_err(&pdev->dev, "failed to get phy reference clock rate\n"); - return -EINVAL; - } - if (phy_ref_clkfreq < 24000000 || phy_ref_clkfreq > 200000000) { - dev_err(&pdev->dev, "invalid phy reference clock rate\n"); - return -EINVAL; - } - minfo->phy_ref_clkfreq = phy_ref_clkfreq; - - ret = clk_set_rate(minfo->phy_ref_clk, phy_ref_clkfreq); + ret = clk_set_rate(minfo->phy_ref_clk, minfo->phy_ref_clkfreq); if (ret < 0) { dev_err(&pdev->dev, "set phy_ref clock rate failed\n"); goto out; @@ -1245,6 +1232,7 @@ static int mipi_dsi_probe(struct platform_device *pdev) const char *lcd_panel; int ret = 0; u32 vmode_index; + uint32_t phy_ref_clkfreq; mipi_dsi = devm_kzalloc(&pdev->dev, sizeof(*mipi_dsi), GFP_KERNEL); if (!mipi_dsi) @@ -1275,6 +1263,19 @@ static int mipi_dsi_probe(struct platform_device *pdev) return ret; } + ret = of_property_read_u32(np, "phy-ref-clkfreq", + &phy_ref_clkfreq); + if (ret < 0) { + dev_err(&pdev->dev, "failed to get phy reference clock rate\n"); + return -EINVAL; + } + + if (phy_ref_clkfreq < 24000000 || phy_ref_clkfreq > 200000000) { + dev_err(&pdev->dev, "invalid phy reference clock rate\n"); + return -EINVAL; + } + mipi_dsi->phy_ref_clkfreq = phy_ref_clkfreq; + #ifdef CONFIG_FB_IMX64 dsi_clks_init(mipi_dsi); |