clk: mediatek: add VDOSYS1 clock

Add the clock gate definition for the DPI1 hardware
in VDOSYS1.

The parent clock "hdmi_txpll" is already defined in
`mt8195.dtsi`.

Signed-off-by: Pablo Sun <pablo.sun@mediatek.com>
Signed-off-by: Guillaume Ranquet <granquet@baylibre.com>
Reviewed-by: Chen-Yu Tsai <wenst@chromium.org>
Link: https://lore.kernel.org/r/20220919-v1-2-4844816c9808@baylibre.com
Signed-off-by: Chen-Yu Tsai <wenst@chromium.org>

diff --git a/drivers/clk/mediatek/clk-mt8195-vdo1.c b/drivers/clk/mediatek/clk-mt8195-vdo1.c
index d54d772..835335b 100644 (file)
--- a/drivers/clk/mediatek/clk-mt8195-vdo1.c
+++ b/drivers/clk/mediatek/clk-mt8195-vdo1.c
@@ -34,6 +34,12 @@ static const struct mtk_gate_regs vdo1_3_cg_regs = {
        .sta_ofs = 0x140,
 };
 
+static const struct mtk_gate_regs vdo1_4_cg_regs = {
+       .set_ofs = 0x400,
+       .clr_ofs = 0x400,
+       .sta_ofs = 0x400,
+};
+
 #define GATE_VDO1_0(_id, _name, _parent, _shift)                       \
        GATE_MTK(_id, _name, _parent, &vdo1_0_cg_regs, _shift, &mtk_clk_gate_ops_setclr)
 
@@ -50,6 +56,9 @@ static const struct mtk_gate_regs vdo1_3_cg_regs = {
 #define GATE_VDO1_3(_id, _name, _parent, _shift)                       \
        GATE_MTK(_id, _name, _parent, &vdo1_3_cg_regs, _shift, &mtk_clk_gate_ops_setclr)
 
+#define GATE_VDO1_4(_id, _name, _parent, _shift)                       \
+       GATE_MTK(_id, _name, _parent, &vdo1_4_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr_inv)
+
 static const struct mtk_gate vdo1_clks[] = {
        /* VDO1_0 */
        GATE_VDO1_0(CLK_VDO1_SMI_LARB2, "vdo1_smi_larb2", "top_vpp", 0),
@@ -107,6 +116,8 @@ static const struct mtk_gate vdo1_clks[] = {
        GATE_VDO1_2(CLK_VDO1_DISP_MONITOR_DPINTF, "vdo1_disp_monitor_dpintf", "top_vpp", 17),
        /* VDO1_3 */
        GATE_VDO1_3(CLK_VDO1_26M_SLOW, "vdo1_26m_slow", "clk26m", 8),
+       /* VDO1_4 */
+       GATE_VDO1_4(CLK_VDO1_DPI1_HDMI, "vdo1_dpi1_hdmi", "hdmi_txpll", 0),
 };
 
 static int clk_mt8195_vdo1_probe(struct platform_device *pdev)