[PATCH RFC 5/9] sunxi: video: enable DE2 on H6/D1

[John Watts]

This requires just a little change to clocking and reset logic.

Signed-off-by: John Watts <cont...@jookia.org>
---
 drivers/video/sunxi/sunxi_de2.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/drivers/video/sunxi/sunxi_de2.c b/drivers/video/sunxi/sunxi_de2.c
index e02d359cd2..9b6c41b212 100644
--- a/drivers/video/sunxi/sunxi_de2.c
+++ b/drivers/video/sunxi/sunxi_de2.c
@@ -45,6 +45,23 @@ static void sunxi_de2_composer_init(void)
        writel(reg_value, SUNXI_SRAMC_BASE + 0x04);
 #endif
 
+#if IS_ENABLED(CONFIG_SUN50I_GEN_H6) || IS_ENABLED(CONFIG_SUNXI_GEN_NCAT2)
+       if (IS_ENABLED(CONFIG_SUNXI_GEN_NCAT2)) {
+               /* Set DE parent to video1 */
+               clock_set_video1(432000000);
+               clrsetbits_le32(&ccm->de_clk_cfg, CCM_DE2_CTRL_PLL_MASK,
+                               CCM_DE2_CTRL_VIDEO1_4X_NCAT);
+       } else {
+               /* Set DE parent to pll10 */
+               clock_set_pll10(432000000);
+               clrsetbits_le32(&ccm->de_clk_cfg, CCM_DE2_CTRL_PLL_MASK,
+                               CCM_DE2_CTRL_PLL10_H6);
+       }
+
+       /* Ungate the DE */
+       setbits_le32(&ccm->de_gate_reset, BIT(RESET_SHIFT));
+       setbits_le32(&ccm->de_gate_reset, BIT(GATE_SHIFT));
+#else
        clock_set_pll10(432000000);
 
        /* Set DE parent to pll10 */
@@ -54,6 +71,7 @@ static void sunxi_de2_composer_init(void)
        /* Set ahb gating to pass */
        setbits_le32(&ccm->ahb_reset1_cfg, 1 << AHB_RESET_OFFSET_DE);
        setbits_le32(&ccm->ahb_gate1, 1 << AHB_GATE_OFFSET_DE);
+#endif
 
        /* Clock on */
        setbits_le32(&ccm->de_clk_cfg, CCM_DE2_CTRL_GATE);

-- 
2.44.0