diff options
| -rw-r--r-- | arch/arm/include/asm/arch-imx8ulp/clock.h | 1 | ||||
| -rw-r--r-- | arch/arm/mach-imx/imx8ulp/clock.c | 8 |
2 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-imx8ulp/clock.h b/arch/arm/include/asm/arch-imx8ulp/clock.h index 24322f3ab2..cc70284f55 100644 --- a/arch/arm/include/asm/arch-imx8ulp/clock.h +++ b/arch/arm/include/asm/arch-imx8ulp/clock.h @@ -39,5 +39,6 @@ int set_ddr_clk(u32 phy_freq_mhz); void clock_init(void); void cgc1_enet_stamp_sel(u32 clk_src); void mxs_set_lcdclk(u32 base_addr, u32 freq_in_khz); +void reset_lcdclk(void); void enable_mipi_dsi_clk(unsigned char enable); #endif diff --git a/arch/arm/mach-imx/imx8ulp/clock.c b/arch/arm/mach-imx/imx8ulp/clock.c index f54fc25763..d03269ac04 100644 --- a/arch/arm/mach-imx/imx8ulp/clock.c +++ b/arch/arm/mach-imx/imx8ulp/clock.c @@ -330,6 +330,7 @@ void enable_mipi_dsi_clk(unsigned char enable) { if (enable) { pcc_clock_enable(5, DSI_PCC5_SLOT, false); + pcc_reset_peripheral(5, DSI_PCC5_SLOT, true); pcc_clock_sel(5, DSI_PCC5_SLOT, PLL4_PFD3_DIV2); pcc_clock_div_config(5, DSI_PCC5_SLOT, 0, 6); pcc_clock_enable(5, DSI_PCC5_SLOT, true); @@ -340,6 +341,13 @@ void enable_mipi_dsi_clk(unsigned char enable) } } +void reset_lcdclk(void) +{ + /* Disable clock and reset dcnano*/ + pcc_clock_enable(5, DCNANO_PCC5_SLOT, false); + pcc_reset_peripheral(5, DCNANO_PCC5_SLOT, true); +} + void mxs_set_lcdclk(u32 base_addr, u32 freq_in_khz) { u8 pcd, best_pcd = 0; |