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[19/27] drm/rockchip: dw-mipi-dsi: don't enable PHY PLL until it's configured

Message ID 20160919171747.28512-25-john@metanate.com (mailing list archive)
State New, archived
Headers show

Commit Message

John Keeping Sept. 19, 2016, 5:17 p.m. UTC 
Signed-off-by: John Keeping <john@metanate.com>
---
 drivers/gpu/drm/rockchip/dw-mipi-dsi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
index 65c89367d8b2..61cee02e5f72 100644
--- a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
+++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
@@ -414,12 +414,12 @@  static int dw_mipi_dsi_phy_init(struct dw_mipi_dsi *dsi)
 
 	dw_mipi_dsi_phy_write(dsi, 0x44, HSFREQRANGE_SEL(testdin));
 
-	dw_mipi_dsi_phy_write(dsi, 0x19, PLL_LOOP_DIV_EN | PLL_INPUT_DIV_EN);
 	dw_mipi_dsi_phy_write(dsi, 0x17, INPUT_DIVIDER(dsi->input_div));
 	dw_mipi_dsi_phy_write(dsi, 0x18, LOOP_DIV_LOW_SEL(dsi->feedback_div) |
 					 LOW_PROGRAM_EN);
 	dw_mipi_dsi_phy_write(dsi, 0x18, LOOP_DIV_HIGH_SEL(dsi->feedback_div) |
 					 HIGH_PROGRAM_EN);
+	dw_mipi_dsi_phy_write(dsi, 0x19, PLL_LOOP_DIV_EN | PLL_INPUT_DIV_EN);
 
 	dw_mipi_dsi_phy_write(dsi, 0x22, LOW_PROGRAM_EN |
 					 BIASEXTR_SEL(BIASEXTR_127_7));